1 2008-12-18 Jan Hubicka <jh@suse.cz>
2 Kai Tietz <kai.tietz@onevision.com>
4 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
6 2008-12-18 Jan Hubicka <jh@suse.cz>
7 Kai Tietz <kai.tietz@onevision.com>
9 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function
11 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
12 do not try to modify call used regs.
13 (ix86_maybe_switch_abi): New function.
14 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
16 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18 PR rtl-optimization/37922
19 * dse.c (bb_info): Added regs_live field.
20 (look_for_hardregs): New function.
21 (replace_read): Added regs_live parameter and code to check that
22 shift sequence does not clobber live hardregs.
23 (check_mem_read_rtx): Added parameter to replace_read.
24 (dse_step1): Added regs_live bitmap and initialize it.
25 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
27 * df-problems.c Renamed to
28 df_simulate_initialize_backwards.
29 (df_simulate_one_insn): Renamed to
30 df_simulate_one_insn_backwards.
31 (df_simulate_artificial_refs_at_top): Renamed to
32 df_simulate_finalize_backwards.
33 (df_simulate_initialized_forwards,
34 df_simulate_one_insn_forwards,
35 df_simulate_finalize_backwards): New functions.
36 * df.h (df_simulate_artificial_refs_at_end): Renamed to
37 df_simulate_initialize_backwards.
38 (df_simulate_one_insn): Renamed to
39 df_simulate_one_insn_backwards.
40 (df_simulate_artificial_refs_at_top): Renamed to
41 df_simulate_finalize_backwards.
42 (df_simulate_initialized_forwards,
43 df_simulate_one_insn_forwards,
44 df_simulate_finalize_backwards): New functions.
45 * ra-conflict.c (global_conflicts): Renamed
46 df_simulate_artificial_refs_at_end to
47 df_simulate_initialize_backwards.
48 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
49 df_simulate_one_insn_backwards.
50 * ifcvt.c (dead_or_predicable): Renamed
51 df_simulate_artificial_refs_at_end to
52 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
53 df_simulate_one_insn_backwards.
54 * recog.c (peephole2_optimize): Ditto.
55 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
57 2008-12-18 Jakub Jelinek <jakub@redhat.com>
60 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
61 (rewrite_expr_tree): Add moved argument, move stmts together if
62 needed. Call remove_visited_stmt_chain.
63 (linearize_expr_tree): Don't move stmts here.
64 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
65 Adjust rewrite_expr_tree caller.
68 * tree-ssa.c (useless_type_conversion_p_1): Return
69 false if inner_type is incomplete and outer_type is complete.
71 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
73 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
74 dependences and the configure options.
75 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
76 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
78 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
81 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
82 only if REG_PARM_STACK_SPACE is defined.
84 2008-12-17 Jan Hubicka <jh@suse.cz>
85 Kai Tietz <kai.tietz@onevision.com>
87 * calls.c (expand_call): Do not sibcall if
88 outgoing_reg_parm_stack_space does not match.
90 2008-12-16 Anatoly Sokolov <aesok@post.ru>
92 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
93 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
95 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
96 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
98 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
101 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
104 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
106 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
108 * configure: Regenerate.
110 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
113 * arm.c (arm_legitimate_index): Only accept addresses that are in
115 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
116 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
118 (extendqisi2): Likewise.
119 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
120 predicate for operand1.
122 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
124 * config/mips/mips.c (mips_output_conditional_branch): Assert that
125 openrands[1] is a CODE_LABEL.
127 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
129 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
130 the result of mips_prepare_builtin_target.
132 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
134 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
135 if TARGET_ABICALLS is true.
137 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
139 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
140 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
142 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
144 * config/picochip/picochip.c (picochip_override_options): Disable CFI
145 asm and change the signature of brev and byteSwap functions to use
147 * config/picochip/picochip.md (commsTestPort): This is a complex
148 instruction and should not be vliwed. Dont set insn type.
150 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
151 * config/s390/s390.c (s390_swap_cmp): New function.
152 (s390_non_addr_reg_read_p): New function.
153 (s390_z10_optimize_cmp): New function.
154 (s390_reorg): Added call to s390_optimize_cmp.
155 * config/s390/s390.md (nop1): New insn.
157 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
160 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
161 for the milli.a library.
163 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
164 Peter Bergner <bergner@vnet.ibm.com>
167 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
168 TOC into the call pattern.
169 (call_indirect_aix64): Likewise.
170 (call_value_indirect_aix32): Likewise.
171 (call_value_indirect_aix64): Likewise.
172 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
173 to split off the load of the TOC.
174 (call_indirect_nonlocal_aix32): Enable only after reload.
175 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
176 to split off the load of the TOC.
177 (call_indirect_nonlocal_aix64): Enable only after reload.
178 (call_value_indirect_nonlocal_aix32_internal): New insn and split
179 patterns to split off the load of the TOC.
180 (call_value_indirect_nonlocal_aix32): Enable only after reload.
181 (call_value_indirect_nonlocal_aix64_internal): New insn and split
182 patterns to split off the load of the TOC.
183 (call_value_indirect_nonlocal_aix64): Enable only after reload.
185 2008-12-12 Andreas Schwab <schwab@suse.de>
188 2008-12-12 Andreas Schwab <schwab@suse.de>
189 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
192 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
194 PR tree-optimization/32044
195 * tree-scalar-evolution.h (expression_expensive_p): Declare.
196 * tree-scalar-evolution.c (expression_expensive_p): New function.
197 (scev_const_prop): Avoid introducing expensive expressions.
198 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
200 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
203 * graphite.c (nb_reductions_in_loop): Use simple_iv.
205 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
207 * config/i386/x86intrin.h: New header file to support all x86
209 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
211 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
214 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
217 2008-12-12 Andreas Schwab <schwab@suse.de>
219 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
222 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
224 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
225 Use Pmode for scratch reg.
226 (*mb_internal): Use (match_dup 0) for unspec operand.
228 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
230 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
231 floor_log2 of zero. Negate widened zero.
233 2008-12-12 Ben Elliston <bje@au.ibm.com>
235 * config/fp-bit.c (nan): Rename from this ...
236 (makenan): ... to this.
238 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
240 * config/mips/mips.md (*branch_bit<bbv><mode>,
241 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
242 label becomes operands[1].
244 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
246 PR tree-optimization/38446
247 * graphite.c (register_bb_in_sese): New.
248 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
249 looking at the bbs in the region.
250 * graphite.h (sese): Add region_basic_blocks pointer set to
251 structure and initialize at the time of defining new scop.
253 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
255 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
256 (find_params_in_bb): Do not free data refs.
257 (free_graphite_bb): Add FIXME on disabled free_data_refs.
259 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
261 * graphite.c (struct ivtype_map_elt): New.
262 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
263 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
264 gcc_type_for_cloog_iv): New.
265 (loop_iv_stack_patch_for_consts): Use the type of the induction
266 variable from the original loop, except for the automatically
267 generated loops, i.e., in the case of a strip-mined loop, in
268 which case there is no original loop: in that case just use
270 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
271 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
272 (clast_name_to_gcc): Accept params to be NULL.
273 (clast_to_gcc_expression): Take an extra parameter for the type.
274 Convert to that type all the expressions built by this function.
275 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
276 (graphite_translate_clast_equation): Compute the type of the
277 clast_equation before translating its LHS and RHS.
278 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
279 (graphite_create_new_loop): Compute the type of the induction
280 variable before translating the lower and upper bounds and before
281 creating the induction variable.
282 (rename_variables_from_edge, rename_phis_end_scop): New.
283 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
284 (sese_add_exit_phis_edge): Do not use integer_zero_node.
285 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
286 compute_cloog_iv_types): New.
287 (gloog): Call compute_cloog_iv_types before starting the
288 translation of the clast.
290 * graphite.h (struct graphite_bb): New field cloog_iv_types.
291 (GBB_CLOOG_IV_TYPES): New.
292 (debug_ivtype_map): Declared.
293 (oldiv_for_loop): New.
295 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
298 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
299 (param_index): Assert if parameter is not know after parameter
301 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
302 (find_scop_parameters): Mark, that we have finished parameter
304 (graphite_transform_loops): Move condition detection before parameter
306 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
308 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
311 * emutls.c (__emutls_get_address): Make sure offset is really zero
312 before initializing the object's offset.
314 2008-12-11 Jakub Jelinek <jakub@redhat.com>
317 * gimplify.c (gimplify_init_constructor): Don't force constructor
318 into memory if there is just one nonzero element.
320 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
322 Fix testsuite/gfortran.dg/graphite/id-4.f90.
323 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
326 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
328 * graphite.c (build_scops_1): Initialize open_scop.exit
331 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
332 Jan Sjodin <jan.sjodin@amd.com>
333 Harsha Jagasia <harsha.jagasia@amd.com>
345 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
346 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
348 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
349 * Makefile.in (graphite.o): Depend on value-prof.h.
350 (graphite.o-warn): Removed -Wno-error.
351 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
352 to be a NULL pointer. Call update_stmt. Return the newly created
353 cannonical induction variable.
355 * graphite.h (debug_rename_map): Declared. Fix some comments.
357 * graphite.c: Reimplement the code generation from graphite to gimple.
358 Include value-prof.h.
359 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
360 (get_old_iv_from_ssa_name): Removed.
361 (graphite_stmt_p): New.
362 (new_graphite_bb): Test for useful statements before building a
363 graphite statement for the basic block.
364 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
365 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
366 (recompute_all_dominators, graphite_verify,
367 nb_reductions_in_loop, graphite_loop_normal_form): New.
368 (scop_record_loop): Call graphite_loop_normal_form.
369 (build_scop_loop_nests): Iterate over all the blocks of the
370 function instead of relying on the incomplete information from
371 SCOP_BBS. Return the success of the operation.
372 (find_params_in_bb): Use the data from GBB_DATA_REFS.
373 (add_bb_domains): Removed.
374 (build_loop_iteration_domains): Don't call add_bb_domains.
375 Add the iteration domain only to the basic blocks that have been
376 translated to graphite.
377 (build_scop_conditions_1): Add constraints only if the basic
378 block have been translated to graphite.
379 (build_scop_data_accesses): Completely disabled until data
380 dependence is correctly implemented.
381 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
382 (remove_all_edges_1, remove_all_edges): Removed.
383 (get_new_name_from_old_name): New.
384 (graphite_rename_variables_in_stmt): Renamed.
385 rename_variables_in_stmt. Call get_new_name_from_old_name.
386 Use replace_exp and update_stmt.
387 (is_old_iv): Renamed is_iv.
388 (expand_scalar_variables_stmt): Extra parameter for renaming map.
389 Use replace_exp and update_stmt.
390 (expand_scalar_variables_expr): Same. Use the map to get the
391 new names for the renaming of induction variables and for the
392 renaming of variables after a basic block has been copied.
393 (expand_scalar_variables): Same.
394 (graphite_rename_variables): Renamed rename_variables.
395 (move_phi_nodes): Removed.
396 (get_false_edge_from_guard_bb): New.
397 (build_iv_mapping): Do not insert the induction variable of a
398 loop in the renaming iv map if the basic block does not belong
400 (register_old_new_names, graphite_copy_stmts_from_block,
401 copy_bb_and_scalar_dependences): New.
402 (translate_clast): Heavily reimplemented: copy basic blocks,
403 do not move them. Finally, in call cleanup_tree_cfg in gloog.
404 At each translation step call graphite_verify ensuring the
405 consistency of the SSA, loops and dominators information.
406 (collect_virtual_phis, find_vdef_for_var_in_bb,
407 find_vdef_for_var_1, find_vdef_for_var,
408 patch_phis_for_virtual_defs): Removed huge hack.
409 (mark_old_loops, remove_dead_loops, skip_phi_defs,
410 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
411 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
412 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
413 if_region_get_condition_block, if_region_set_false_region,
414 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
415 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
416 sese_add_exit_phis_edge, sese_add_exit_phis_var,
417 rewrite_into_sese_closed_ssa): New.
418 (gloog): Remove dead code. Early return if code cannot be
419 generated. Call cleanup_tree_cfg once the scop has been code
421 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
422 block loops with less than two loops.
423 (graphite_apply_transformations): Remove the call to
424 scop_remove_ignoreable_gbbs.
425 (limit_scops): When build_scop_loop_nests fails, continue on next
426 scop. Fix open_scop.entry.
427 (graphite_transform_loops): Call recompute_all_dominators: force the
428 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
429 Call initialize_original_copy_tables and free_original_copy_tables
430 to be able to copy basic blocks during code generation.
431 When build_scop_loop_nests fails, continue on next scop.
432 (value_clast): New union.
433 (clast_to_gcc_expression): Fix type cast warning.
435 2008-12-10 Richard Guenther <rguenther@suse.de>
437 PR tree-optimization/36792
438 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
441 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
443 PR tree-optimization/36792
444 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
446 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
449 * dwarf2out.c (saved_do_cfi_asm): New.
450 (dwarf2out_do_frame): Take it into account.
451 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
453 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
456 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
457 variables initialized from SRAed bit fields.
459 2008-12-10 Martin Guy <martinwguy@yahoo.it>
462 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
463 result will be in an FPU register.
465 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
469 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
470 on the associated SYMBOL_REF_DECL node, if any.
472 2008-12-09 David Daney <ddaney@caviumnetworks.com>
474 * config/mips/sync.md (sync_<optab>_12): Replace
475 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
476 (sync_old_<optab>_12): Remove third paramater to
477 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
478 with MIPS_SYNC_OLD_OP_12_AND.
479 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
480 with MIPS_SYNC_NEW_OP_12_AND.
481 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
482 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
483 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
484 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
485 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
486 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
487 MIPS_SYNC_NEW_OP_12_XOR.
488 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
489 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
490 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
491 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
492 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
493 to implement new __sync_nand semantics.
494 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
495 remove third parameter.
496 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
497 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
498 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
499 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
500 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
501 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
502 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
503 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
505 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
507 * graphite.c (graphite_transform_loops): Always call find_transform ()
508 in ENABLE_CHECKING. So we test these code paths, even if we do not
511 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
513 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
515 2008-12-09 Jakub Jelinek <jakub@redhat.com>
518 * function.h (struct function): Add always_inline_functions_inlined.
519 * ipa-inline.c (cgraph_early_inlining): Set it to true.
520 * tree-optimize.c (execute_fixup_cfg): Likewise.
521 * builtins.c (avoid_folding_inline_builtin): New function.
522 (fold_call_expr): Don't optimize always_inline builtins before
524 (fold_call_stmt): Likewise.
525 (fold_builtin_call_array): Likewise. Don't call
526 fold_builtin_varargs for BUILT_IN_MD builtins.
528 PR tree-optimization/37416
529 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
531 2008-12-09 Janis Johnson <janis187@us.ibm.com>
533 * doc/sourcebuild.texi (Test Directives): Fix formatting.
535 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
537 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
539 * doc/invoke.texi (-fira-region): Describe new option.
540 (-fira-algorithm): Change the values.
542 * ira-conflicts.c (build_conflict_bit_table,
543 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
544 (ira_build_conflicts): Use flag flag_ira_region instead of
545 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
546 base registers for allocnos crossing calls.
548 * flags.h (enum ira_algorithm): Redefine.
549 (enum ira_region): New.
550 (flag_ira_region): New.
552 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
553 instead of flag_ira_algorithm.
555 * toplev.c (flag_ira_algorithm): Change the initial value.
556 (flag_ira_region): New.
558 * ira-int.h (ira_reg_classes_intersect_p,
559 ira_reg_class_super_classes): New.
561 * ira-color.c (update_copy_costs): Use
562 ira_reg_classes_intersect_p. Use right class to find hard reg index.
563 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
564 (assign_hard_reg): Ditto. Pass additional argument to
565 update_conflict_hard_regno_costs. Do not uncoalesce for priority
567 (allocno_priorities, setup_allocno_priorities,
568 allocno_priority_compare_func): Move before color_allocnos.
569 (color_allocnos): Add priority coloring. Use flag flag_ira_region
570 instead of flag_ira_algorithm.
571 (move_spill_restore): Check classes of the same reg allocno from
573 (update_curr_costs): Use ira_reg_classes_intersect_p.
574 (ira_reassign_conflict_allocnos): Ditto.
576 * opts.c (decode_options): Always set up flag_ira. Set up
577 flag_ira_algorithm. Warn CB can not be used for architecture.
578 (common_handle_option): Modify code for -fira-algorithm. Add code
579 to process -fira-region.
581 * ira-lives.c (update_allocno_pressure_excess_length): Process
583 (set_allocno_live, clear_allocno_live, mark_reg_live,
584 mark_reg_dead, process_bb_node_lives): Ditto.
586 * ira-emit.c (ira_emit): Fix insn codes.
588 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
589 instead of flag_ira_algorithm.
590 (allocno_range_compare_func): Ignore classes for priority coloring.
591 (setup_min_max_conflict_allocno_ids): Ditto.
592 (ira_flattening): Use ira_reg_classes_intersect_p.
594 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
596 * common.opt (fira-algorithm): Modify.
599 * ira.c (setup_class_hard_regs): Initialize.
600 (setup_cover_and_important_classes): Modify code setting class
601 related info for priority coloring.
602 (setup_class_translate): Ditto.
603 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
604 (setup_reg_class_intersect_union): Rename to
605 setup_reg_class_relations. Add code for setting up new variables.
606 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
607 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
609 * ira-costs.c (common_classes): New.
610 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
611 (find_allocno_class_costs): Ditto. Use common_classes. Translate
613 (ira_costs): Allocate/deallocate common_classes.
615 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
616 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
619 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
620 smallest_mode_for_size.
622 2008-12-10 Ben Elliston <bje@au.ibm.com>
624 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
626 2008-12-09 Jan Hubicka <jh@suse.cz>
628 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
630 2008-12-09 Jakub Jelinek <jakub@redhat.com>
632 PR tree-optimization/35468
633 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
636 2008-12-09 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/38445
639 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
641 (emit_alias_warning): Adjust.
643 2008-12-09 Andrew Haley <aph@redhat.com>
645 * fixed-value.c (do_fixed_add): Add comment.
646 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
647 * builtins.c (fold_builtin_sqrt): Likewise.
649 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
652 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
654 * calls.c (nitialize_argument_information): Add fntype argument
655 and use it for calls.promote_function_args.
656 (expand_call): Pass fntype to aggregate_value_p if no fndecl
657 available and pass additional fntype to
658 initialize_argument_information.
659 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
660 to get function abi type.
661 (init_cumulative_args): Use for abi kind detection fntype, when no
664 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
666 * config/s390/s390.md (movti, movdi_64, movdi_31,
667 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
668 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
670 (Integer->BLKmode splitter): Removed.
672 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
674 * config/alpha/alpha.c (alpha_set_memflags): Process memory
675 references in full insn sequence.
677 2008-12-09 Jason Merrill <jason@redhat.com>
679 * gimplify.c (gimplify_init_constructor): Revert to using < rather
680 than <= for sparseness test.
683 * gimplify.c (gimplify_init_constructor): Don't write out a static
684 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
687 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
690 Fix testsuite/gfortran.dg/graphite/id-3.f90.
691 * graphite.c (scopdet_basic_block_info): Fix bug that found some
692 regions more than once.
694 2008-12-09 Ben Elliston <bje@au.ibm.com>
696 * emutls.c (__emutls_get_address): Prototype.
697 (__emutls_register_common): Likewise.
699 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
701 2008-12-09 Ben Elliston <bje@au.ibm.com>
703 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
705 2008-12-08 Steve Ellcey <sje@cup.hp.com>
707 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
708 (nonlocal_goto_receiver): New instruction.
710 2008-12-08 Jakub Jelinek <jakub@redhat.com>
713 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
716 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
717 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
719 2008-12-08 Richard Henderson <rth@redhat.com>
722 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
723 (SET_TYPE_MODE): New.
724 * c-decl.c (parser_xref_tag): Use it.
725 (finish_enum): Likewise.
726 * tree.c (build_pointer_type_for_mode): Likewise.
727 (build_reference_type_for_mode, build_index_type): Likewise.
728 (build_range_type, make_vector_type): Likewise.
729 (build_common_tree_nodes_2): Likewise.
730 * stor-layout.c (compute_record_mode): Likewise.
731 (finalize_type_size, layout_type, make_fract_type): Likewise.
732 (make_accum_type, initialize_sizetypes): Likewise.
733 (vector_type_mode): New.
734 * function.c (allocate_struct_function): Call
735 invoke_set_current_function_hook before querying anything else.
737 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
739 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
741 * alias.c (find_base_term): Synch LO_SUM handling with what
742 find_base_value does.
744 2008-12-08 Andrew Haley <aph@redhat.com>
745 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
747 * gimple.h (gimple_build_try): Fix declaration.
749 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
750 * fixed-value.c (do_fixed_add): Likewise.
751 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
753 2008-12-08 Jakub Jelinek <jakub@redhat.com>
756 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
757 on parallel and task contexts.
759 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
761 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
763 2008-12-07 Richard Guenther <rguenther@suse.de>
765 PR tree-optimization/38405
766 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
767 not sign-extend truth values.
769 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
771 * tree-sra.c (scalarize_use): Create another temporary with the proper
772 type for signed types in the use_all && !is_output bitfield case.
774 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
776 PR rtl-optimization/36365
777 * df-core.c (df_worklist_dataflow_overeager): Remove.
778 (df_worklist_dataflow): Don't call it, use double-queue only.
779 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
781 2008-12-06 Jakub Jelinek <jakub@redhat.com>
784 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
785 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
787 2008-12-07 Ben Elliston <bje@au.ibm.com>
789 * gthr-single.h (__gthread_once): Adjust prototype to match all
790 other gthreads models.
792 2008-12-06 Jakub Jelinek <jakub@redhat.com>
794 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
795 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
798 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
799 operands to mult_type if it isn't narrower than op0's type.
801 2008-12-06 Jan Hubicka <jh@suse.cz>
802 Jakub Jelinek <jakub@redhat.com>
804 PR tree-optimization/38074
805 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
807 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
808 in both dirrection for first match heuristics.
809 (tree_bb_level_predictions): Disable noreturn heuristic when there
810 is no returning path.
812 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
814 PR rtl-optimization/38272
815 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
818 2008-12-05 Jakub Jelinek <jakub@redhat.com>
821 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
822 (pp_c_expression): Likewise.
824 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
827 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
829 2008-12-05 Jakub Jelinek <jakub@redhat.com>
832 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
833 arguments to HOST_WIDE_INT. If type has different signedness
834 than unsignedp or different precision from bitsize, create
835 the right type for BIT_FIELD_REF and cast to type.
836 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
839 2008-03-05 Richard Guenther <rguenther@suse.de>
841 * fold-const.c (fold_truthop): Remove code generating
842 BIT_FIELD_REFs of structure bases.
843 (fold_binary): Likewise.
844 (make_bit_field_ref): Remove.
845 (optimize_bit_field_compare): Remove.
846 (all_ones_mask_p): Remove.
848 2008-12-05 Jakub Jelinek <jakub@redhat.com>
850 * tree-sra.c (sra_explode_bitfield_assignment): Always
851 call unsigned_type_for, if the precision is higher than
852 needed, call build_nonstandard_integer_type.
855 * function.c (assign_parm_find_stack_rtl): If promoted_mode
856 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
860 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
861 only if internal_arg_pointer is a non-virtual pseudo.
863 2008-12-05 Joseph Myers <joseph@codesourcery.com>
865 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
866 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
867 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
869 2008-12-05 Jakub Jelinek <jakub@redhat.com>
871 PR tree-optimization/37716
872 * gimplify.c (gimplify_expr): Allow COND_EXPR if
873 gimplify_ctxp->allow_rhs_cond_expr.
875 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
877 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
878 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
880 (alpha_emit_conditional_branch): Do not generate direct branch
881 for UNORDERED comparisons.
883 2008-12-05 Andreas Schwab <schwab@suse.de>
885 * config/rs6000/linux-unwind.h (frob_update_context): Check for
888 2008-12-05 Jakub Jelinek <jakub@redhat.com>
891 * fold-const.c (fold_checksum_tree): Change buf type to union
894 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
897 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
899 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
901 2008-12-05 Ben Elliston <bje@au.ibm.com>
903 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
905 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
907 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
908 Gary Funck <gary@intrepid.com>
910 * cse.c (lookup_as_function): Delete mode frobbing code.
911 (equiv_constant): Re-implement it there for SUBREGs.
913 2008-12-04 Richard Guenther <rguenther@suse.de>
916 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
917 (tree-ssa-structalias.o): Remove errors.h dependency.
918 (tree-ssa-reassoc.o): Likewise.
919 * tree-ssa-reassoc.c: Do not include errors.h.
920 * tree-ssa-alias-warnings.c: Remove.
921 * tree-ssa-alias.c (compute_may_aliases): Remove call to
922 strict_aliasing_warning_backend.
923 * tree-ssa-structalias.c (emit_pointer_definition): New function.
924 (emit_alias_warning): Likewise.
925 (set_uids_in_ptset): Warn for clear cases of type-punning.
926 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
929 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
931 * cse.c (equiv_constant): Fix pasto.
933 2008-12-04 Nick Clifton <nickc@redhat.com>
935 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
936 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
937 formatting of quotes.
939 2008-12-04 Jakub Jelinek <jakub@redhat.com>
942 * fold-const.c (fold_checksum_tree): Allow modification of
945 2008-12-03 Jakub Jelinek <jakub@redhat.com>
948 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
949 have the right number of arguments.
951 2008-12-03 Richard Guenther <rguenther@suse.de>
954 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
957 2008-12-03 Tomas Bily <tbily@suse.cz>
960 * tree-loop-distribution.c (build_size_arg): New function.
961 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
962 Reorganized generating of stmts.
963 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
964 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
965 Indicate if analysis succeed.
966 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
967 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
968 Uses new definition of dr_analyze_innermost.
970 2008-12-03 Ben Elliston <bje@au.ibm.com>
972 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
974 2008-12-03 Jakub Jelinek <jakub@redhat.com>
976 PR tree-optimization/37716
977 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
978 all the needed operations as trees and gimplify_assign it to dst.
981 * configure.ac (gcc_cv_readelf): Look for readelf.
982 (gcc_cv_as_cfi_advance_working): Check for working
983 cfi advances with code alignment factor > 1.
984 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
986 * configure: Regenerated.
988 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
989 Jakub Jelinek <jakub@redhat.com>
990 Andrew Pinski <andrew_pinski@playstation.sony.com>
992 PR rtl-optimization/38281
993 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
994 set it to NULL_RTX afterwards.
996 * emit-rtl.c (set_insn_deleted): Fix formatting.
998 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1000 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1002 * config/mips/mips.md (IMOVE32): New mode iterator.
1003 (movsi): Generalize with IMOVE32.
1004 (*movsi_internal): Likewise.
1005 (*mov<mode>_mips16): Likewise.
1008 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1009 Maxim Kuvyrkov <maxim@codesourcery.com>
1011 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1012 PC-relative addressing when compiling for uclinux PIC.
1013 (__cmpdf_internal, __cmpsf_internal): Hide.
1014 (__cmpdf, __cmpsf): Use PIC call sequence.
1016 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1017 Jack Howarth <howarth@bromo.med.uc.edu>
1019 * config/i386/t-darwin64: Add m32 multilib support.
1021 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1023 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1025 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1028 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1029 before using it in POINTER_PLUS_EXPR.
1031 2008-12-02 Richard Guenther <rguenther@suse.de>
1033 PR tree-optimization/38359
1034 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1037 2008-12-02 Martin Jambor <mjambor@suse.cz>
1040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1042 (forward_propagate_addr_into_variable_array_index): Check that the
1043 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1044 than the gimple code directly.
1046 2008-12-02 Ben Elliston <bje@au.ibm.com>
1048 * config/spu/float_disf.c (__floatdisf): Prototype.
1049 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1050 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1051 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1053 2008-12-02 DJ Delorie <dj@redhat.com>
1055 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1056 (DWARF_CIE_DATA_ALIGNMENT): Define.
1058 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1059 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1060 (xstormy16_expand_prologue): Likewise.
1061 (xstormy16_expand_builtin_va_start): Likewise.
1062 (xstormy16_gimplify_va_arg_expr): Likewise.
1064 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1067 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1068 potentially returned from folding memcpy.
1069 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1070 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1072 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1075 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1076 decoration of function RTL names here on Ada language.
1078 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1080 PR rtl-optimization/38280
1081 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1082 ira_rebuild_regno_allocno_list): New functions.
1083 (regno_allocnos): New static variable.
1084 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1085 Call ira_rebuild_regno_allocno_list.
1087 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1088 Adam Nemet <anemet@caviumnetworks.com>
1090 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1091 LINUX_DRIVER_SELF_SPECS.
1093 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1095 PR rtl-optimization/37514
1096 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1097 from previous insns.
1099 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1102 * c-omp.c (c_finish_omp_for): Only transform pointer
1103 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1105 PR rtl-optimization/38245
1106 * tree-vrp.c (abs_extent_range): New function.
1107 (extract_range_from_binary_expr): Compute range
1108 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1109 or includes zero or if vr1 is VR_RANGE and op0 has some
1112 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1115 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1116 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1117 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1118 to (not:I48MODE (and:I48MODE (...))).
1119 (sync_old_nand<mode>): Ditto.
1120 (sync_new_nand<mode>): Ditto.
1122 2008-12-01 Nick Clifton <nickc@redhat.com>
1124 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1125 Replace uses of the "y" register class with direct references to
1126 the CARRY_REG register.
1127 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1128 register with clobbers of the carry register.
1129 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1130 (xstormy16_split_cbranch): Remove redundant carry parameter.
1131 (xstormy16_expand_arith): Likewise.
1132 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1133 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1134 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1135 (CARRY_REGNUM): Define.
1136 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1138 (xstormy16_expand_arith): Likewise.
1140 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1142 * config/score/score.h (IRA_COVER_CLASSES): Define.
1144 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1147 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1148 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1149 (cmp_sdiv_cc_set): Factor common string.
1150 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1152 (cmp_udiv_cc_set): Factor common string.
1154 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1157 * varasm.c (emutls_finish): Fix common registration.
1159 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1162 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1164 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1166 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1167 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1168 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1169 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1170 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1171 Ignore sub-word case for now.
1172 (sync_nand<mode>_internal): Represent NAND in RTL.
1173 (sync_old_nand<mode): Same.
1174 (sync_old_name<mode>_internal): Same.
1175 (sync_new_nand<mode>): Same.
1176 (sync_new_nand<mode>_internal): Same.
1177 (sync_boolcshort_internal): Expect NAND.
1179 2008-11-28 Richard Guenther <rguenther@suse.de>
1181 PR tree-optimization/37955
1182 PR tree-optimization/37742
1183 * tree-vect-transform.c (vectorizable_store): Remove assert for
1185 (vectorizable_load): Likewise.
1187 2008-11-27 Richard Guenther <rguenther@suse.de>
1189 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1190 a constraint for the static chain parameter.
1192 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1194 * config/bfin/bfin.opt (micplb): New option.
1195 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1196 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1197 ENABLE_WA_INDIRECT_CALLS): New macros.
1198 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1200 (indirect_call_p): New function.
1201 (workaround_speculation): Handle anomaly 05-00-0426 when
1202 ENABLE_WA_INDIRECT_CALLS is true.
1203 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1204 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1205 * doc/invoke.texi (Blackfin Options): Document -micplb.
1207 2008-11-26 DJ Delorie <dj@redhat.com>
1209 * config/m32c/mov.md ("extendhipsi2"): New.
1211 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1213 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1214 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1216 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1218 * config/mips/mips.md (clear_hazard): Rename to
1219 clear_hazard_<mode>. Use mode-specific addition.
1220 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1221 or gen_clear_hazard_di depending on the size of Pmode.
1223 2008-11-26 DJ Delorie <dj@redhat.com>
1225 * configure.ac: Test m32c-elf-gas for .loc.
1226 * configure: Likewise.
1228 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1231 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1234 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1236 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1237 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1238 (memory_barrier): Do not generate memory_barrier_nosse instruction
1240 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1242 2008-11-26 Fredrik Unger <fred@tree.se>
1244 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1245 function name from __floatundisf.
1246 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1249 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1250 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/37869
1253 * tree-ssa-structalias.c (struct constraint_graph): Remove
1254 pt_used and number_incoming members.
1255 (build_pred_graph): Do not allocate them.
1256 (condense_visit): Do not use them.
1257 (label_visit): Likewise.
1258 (free_var_substitution_info): Do not free them.
1260 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1262 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1264 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1266 * ira-color.c (allocno_spill_priority): New function.
1267 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1268 Print more info about the spilled allocno.
1269 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1270 checks on bad spill.
1272 * ira-build.c (loop_node_to_be_removed_p): Remove.
1273 (loop_compare_func, mark_loops_for_removal): New functions.
1274 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1276 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1278 * ira.c (ira): Don't change flag_ira_algorithm.
1280 * params.def (ira-max-loops-num): Change the value.
1282 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1284 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1285 Disable unsupported alternative for ColdFire,
1286 add new alternative that ColdFire can handle.
1288 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1290 * regrename.c (merge_overlapping_regs): Add registers artificially
1291 defined at the top of the basic block to the set of live ones just
1292 before the first insn.
1294 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1295 Joey Ye <joey.ye@intel.com>
1298 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1299 false if we need to align the outgoing stack.
1300 (ix86_update_stack_boundary): Check parm_stack_boundary.
1302 2008-11-25 Richard Guenther <rguenther@suse.de>
1306 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1307 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1308 in favor of dereferenced_ptrs.
1309 (init_alias_info): Adjust.
1310 (delete_alias_info): Likewise.
1311 (compute_flow_insensitive_aliasing): Properly
1312 include all aliased variables.
1313 (update_alias_info_1): Use dereferenced_ptrs.
1314 (setup_pointers_and_addressables): Likewise.
1315 (get_smt_for): Honor ref-all pointers and pointers with known alias
1317 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1319 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1322 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1323 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1325 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1327 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1329 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1331 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1333 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1336 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1337 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1339 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1341 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1342 UNSPECV_CMPXCHG_[12].
1343 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1344 UNSPECV_CMPXCHG_[12].
1347 * config/i386/sync.md (memory_barrier): New expander.
1349 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1352 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1354 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1356 * pa.c (function_arg): Revert 2008-10-26 change.
1358 2008-11-23 Helge Deller <deller@gmx.de>
1360 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1361 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1362 succeeded and lws_ret is not equal to oldval.
1364 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1366 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1368 2008-11-22 Andreas Schwab <schwab@suse.de>
1370 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1373 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1375 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1376 Use constant 1 as the operand.
1377 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1378 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1379 gen_rdhwr_synci_step_di depending on the size of Pmode.
1381 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1384 * config/i386/i386.md (SWI248): New mode iterator.
1385 (SWI32): Remove mode iterator.
1386 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1387 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1388 iterator. Generate popcnt mnemonic without mode extensions
1389 for Darwin x86 targets.
1390 (*popcount<mode>2_cmp): Ditto.
1391 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1392 extensions for Darwin x86 targets.
1394 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1396 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1397 only if HAVE_AS_SPARC_UA_PCREL is defined.
1399 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1401 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1402 allocno_costs value of the classees with the lowest total_costs
1403 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1404 (setup_allocno_cover_class_and_costs): ...rather than here.
1405 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1408 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1411 * builtins.c (expand_builtin_apply_args): Emit sequence before
1412 parm_birth_insn instead of after entry_of_function's first insn.
1415 * function.c (assign_parm_remove_parallels): Pass
1416 data->passed_type as third argument to emit_group_store.
1419 * final.c (mark_symbol_refs_as_used): New function.
1420 * output.h (mark_symbol_refs_as_used): New prototype.
1421 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1422 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1423 * config/arm/arm.md (consttable_4): Likewise.
1426 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1428 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1432 propagate x = &a into *x = b if conversion from b to a's type is
1435 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1437 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1438 for the liveness computation of the new insn.
1440 2008-11-21 DJ Delorie <dj@redhat.com>
1442 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1443 Moves to/from below100 space (W) can only use r0-r7.
1445 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1448 * doc/invoke.texi (Optimization Options): Fix typo.
1450 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1451 Xuepeng Guo <xuepeng.guo@intel.com>
1453 * config.gcc (extra_headers): For x86 and x86-64, remove
1454 gmmintrin.h, add immintrin.h and avxintrin.h.
1456 * config/i386/gmmintrin.h: Renamed to ...
1457 * config/i386/avxintrin.h: This. Issue an error if
1458 _IMMINTRIN_H_INCLUDED is undedined.
1460 * config/i386/immintrin.h: New.
1462 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1465 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1466 mode of PLUS, not mode of the eliminated register.
1468 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1470 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1471 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1472 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1473 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1474 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1475 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1476 (*nand<mode>3): Rename to *andnot<mode>3.
1477 (*nandtf3): rename to *andnottf3.
1478 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1479 Use CODE_FOR_mmx_andnotv2si3.
1480 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1481 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1482 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1483 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1484 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1486 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1489 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1490 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1491 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1492 to (not:IMODE (and:IMODE (...))).
1493 (sync_old_nand<mode>): Ditto.
1494 (sync_new_nand<mode>): Ditto.
1496 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1498 * config/arm/thumb2.md (thumb2_casesi_internal,
1499 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1501 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1503 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1504 nand to the changed 4.4 semantic.
1506 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1509 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1510 (fold_builtin_memory_op): Handle even the case where just one
1511 of src and dest is an address of a var decl component, using
1512 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1513 and readonly_data_expr src check.
1514 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1517 PR rtl-optimization/36998
1518 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1519 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1520 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1521 stack_adjust_offset callers.
1522 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1524 (compute_barrier_args_size): Handle insns in annulled branches
1527 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1531 Handle cases when integer argument crosses argument register boundary.
1533 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1536 * config.gcc (i[34567]86-*-solaris2*): Don't include
1537 i386/t-crtstuff here.
1538 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1539 * config/i386/t-sol2: Move to libgcc/config/i386.
1541 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1544 * tlink.c: Include "libiberty.h".
1545 (initial_cwd): Change type into char *.
1546 (tlink_init): Call getpwd instead of getcwd.
1548 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1550 PR rtl-optimization/32283
1551 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1552 of the induction variable to decide whether it may wrap.
1553 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1554 initialization of the bound before the loop.
1555 * simplify-rtx.c (simplify_binary_operation_1): Add two
1556 simplifications regarding AND.
1557 (simplify_plus_minus): Only fail if no simplification is possible.
1558 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1560 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1563 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1564 checking until GIMPLE lowering.
1565 * gimple-low.c (check_call_args): New function.
1566 (lower_stmt) <case GIMPLE_CALL>: Call it.
1568 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1570 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1571 with the same type as the first operand of the AND expression.
1573 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1576 * ira-int.h (struct ira_loop_tree_node): New member
1577 entered_from_non_parent_p.
1579 * ira-color.c (print_loop_title): Print loop bbs.
1581 * ira-emit.c (entered_from_non_parent_p,
1582 setup_entered_from_non_parent_p): New functions.
1583 (not_modified_p): Rename to store_can_be_removed_p. Check there
1585 (generate_edge_moves): Use store_can_be_removed_p instead of
1587 (ira_emit): Call setup_entered_from_non_parent_p.
1589 * ira-build.c (copy_info_to_removed_store_destinations):
1590 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1591 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1592 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1593 update all accumulated attributes.
1595 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1598 * ira-int.h (ira_copy_allocno_live_range_list,
1599 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1600 ira_finish_allocno_live_range_list): New prototypes.
1601 (ira_allocno_live_ranges_intersect_p,
1602 ira_pseudo_live_ranges_intersect_p): Remove.
1604 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1605 ira_pseudo_live_ranges_intersect_p): Rename to
1606 allocnos_have_intersected_live_ranges_p and
1607 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1609 * ira-color.c: ... here
1610 (coalesced_allocno_conflict_p): Use
1611 allocnos_have_intersected_live_ranges_p.
1612 (coalesced_allocnos_living_at_program_points,
1613 coalesced_allocnos_live_at_points_p,
1614 set_coalesced_allocnos_live_points): Remove.
1615 (slot_coalesced_allocnos_live_ranges,
1616 slot_coalesced_allocno_live_ranges_intersect_p,
1617 setup_slot_coalesced_allocno_live_ranges): New.
1618 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1619 (ira_sort_regnos_for_alter_reg): Use
1620 allocnos_have_intersected_live_ranges_p.
1621 (ira_reuse_stack_slot): Use
1622 pseudos_have_intersected_live_ranges_p.
1624 * global.c (pseudo_for_reload_consideration_p): Check
1625 flag_ira_share_spill_slots too.
1627 * ira-build.c (copy_allocno_live_range_list): Rename to
1628 ira_copy_allocno_live_range_list. Make it external.
1629 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1631 (ira_allocno_live_ranges_intersect_p): New.
1632 (ira_finish_allocno_live_range_list): New.
1633 (finish_allocno): Use it.
1634 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1635 (copy_info_to_removed_store_destinations): Ditto. Use
1636 ira_copy_allocno_live_range_list.
1637 (ira_flattening): Use ira_merge_allocno_live_ranges.
1639 * ira.c (too_high_register_pressure_p): New function.
1640 (ira): Switch off sharing spill slots if the pressure is too high.
1642 2008-11-19 Richard Guenther <rguenther@suse.de>
1644 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1645 non-sizetype offsets if their precision matches that of the pointer.
1646 * expr.c (expand_expr_real_1): Always sign-extend the offset
1647 operand of a POINTER_PLUS_EXPR.
1649 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1651 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1652 (mips-sgi-irix[56]*): No need to use fixproto.
1654 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1655 Paul Brook <paul@codesourcery.com>
1657 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1660 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1662 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1664 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1667 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1668 (separate_decls_in_region): Create shared struct even when there
1669 are only reductions.
1671 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1673 * config/picochip/picochip.c (headers): Remove an unnecessary
1676 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1679 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1680 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1682 * config/m68k/m68k.md: Adjust all conditional branches that use the
1683 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1685 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1688 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1689 is a register or zero operand in the correct mode before generating
1690 mtch1 insn or a register operand in the correct mode before generating
1692 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1694 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1696 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1697 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1698 mipsisa*-*-elf*. Handle mipsisa64r2*.
1699 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1700 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1702 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1703 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1705 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1706 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1707 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1710 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1713 * config/i386/i386.md (allocate_stack_worker_32,
1714 allocate_stack_worker_64): Don't use match_dup between input and
1716 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1717 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1719 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1721 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1722 is forced when trying to do a symbol link for it.
1724 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1726 * expmed.c (extract_bit_field_1): Also use a temporary and
1727 convert_extracted_bit_field when the conversion from ext_mode to
1728 the target mode requires explicit truncation.
1730 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1732 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1734 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1735 registers when not optimizing.
1737 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1739 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1740 and its associated define_split. Expose the all-d alternative
1741 to the register allocator, but mark it with "?". Mark the first
1742 alternative with "*?*?".
1743 (*mul_sub_si): Likewise.
1744 (*mul_acc_si_r3900): New pattern.
1746 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1749 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1750 propagating x = &a into *x = b, add a cast if not useless
1751 type conversion or don't optimize if another stmt would be
1754 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1757 * optabs.c (expand_sync_operation): Properly handle NAND case
1758 by calculating ~(t1 & val) instead of (~t1 & val).
1759 * builtins.c (expand_builtin_sync_operation): Warn for changed
1760 semantics in NAND builtins.
1761 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1763 * doc/invoke.texi (Warning options): Add Wsync-nand.
1764 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1765 __sync_fetch_and_nand builtin operation in the example. Add a note
1766 about changed semantics in GCC 4.4.
1767 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1768 operation in the example. Add a note about changed semantics in
1771 2008-11-16 Jan Hubicka <jh@suse.cz>
1773 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1776 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1778 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1781 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1784 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1785 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1787 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1788 rather than call_really_used_regs when handling $gp.
1790 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1793 * config/mips/mips.c (machine_function): Update the comment
1794 above global_pointer.
1795 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1796 that a function doesn't need a global pointer.
1797 (mips_current_loadgp_style): Update accordingly.
1798 (mips_restore_gp): Likewise.
1799 (mips_output_cplocal): Likewise.
1800 (mips_expand_prologue): Likewise.
1802 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1804 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1805 parameter. Use DImode for computing the number of registers.
1806 (function_arg): Adjust for above change.
1807 (function_value): Likewise.
1809 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1811 PR tree-optimization/37950
1812 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1813 not computed for the current function.
1815 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1818 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1819 gpr and other COMPONENT_REFs.
1821 2008-11-15 Richard Guenther <rguenther@suse.de>
1823 PR tree-optimization/38051
1824 * tree-ssa-alias.c (update_alias_info_1): Manually find
1827 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1829 * doc/invoke.texi (-mfix-r10000): Document.
1830 * config/mips/mips.opt (mfix-r10000): New option.
1831 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1832 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1833 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1834 (MIPS_SYNC_OP): Likewise.
1835 (MIPS_SYNC_OP_12): Likewise.
1836 (MIPS_SYNC_OLD_OP_12): Likewise.
1837 (MIPS_SYNC_NEW_OP_12): Likewise.
1838 (MIPS_SYNC_OLD_OP): Likewise.
1839 (MIPS_SYNC_NAND): Likewise.
1840 (MIPS_SYNC_OLD_NAND): Likewise.
1841 (MIPS_SYNC_EXCHANGE): Likewise.
1842 (MIPS_SYNC_EXCHANGE_12): Likewise.
1843 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1845 (MIPS_SYNC_NEW_NAND): Likewise.
1846 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1847 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1848 (mips_output_sync_loop): New function.
1849 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1850 Make -mfix-r10000 require branch-likely instructions.
1851 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1852 mips_output_sync_loop.
1853 (compare_and_swap_12): Likewise.
1854 (sync_add<mode>): Likewise.
1855 (sync_<optab>_12): Likewise.
1856 (sync_old_<optab>_12): Likewise.
1857 (sync_new_<optab>_12): Likewise.
1858 (sync_nand_12): Likewise.
1859 (sync_old_nand_12): Likewise.
1860 (sync_new_nand_12): Likewise.
1861 (sync_sub<mode>): Likewise.
1862 (sync_old_add<mode>): Likewise.
1863 (sync_old_sub<mode>): Likewise.
1864 (sync_new_add<mode>): Likewise.
1865 (sync_new_sub<mode>): Likewise.
1866 (sync_<optab><mode>): Likewise.
1867 (sync_old_<optab><mode>): Likewise.
1868 (sync_new_<optab><mode>): Likewise.
1869 (sync_nand<mode>): Likewise.
1870 (sync_old_nand<mode>): Likewise.
1871 (sync_new_nand<mode>): Likewise.
1872 (sync_lock_test_and_set<mode>): Likewise.
1873 (test_and_set_12): Likewise.
1875 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1877 * gcc.c (cc1_options): Fix comment.
1879 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1882 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1883 argtype instead of result_type.
1885 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1887 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1888 subloop_next/next and subloops/childen fields.
1890 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1892 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1893 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1894 (LOCAL_INCLUDE_DIR): Undefine.
1895 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1897 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1899 PR rtl-optimization/37397
1900 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1901 (ALLOCNO_BAD_SPILL_P): New macro.
1903 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1905 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1906 (create_cap_allocno, propagate_allocno_info,
1907 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1908 (update_bad_spill_attribute): New function.
1909 (ira_build): Call it.
1911 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1913 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1915 PR tree-optimization/38104
1916 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1917 before calling mark_symbols_for_renaming, not after it.
1919 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1921 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1922 (OVERRIDE_OPTIONS): Likewise.
1924 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1925 Andrew Stubbs <ams@codesourcery.com>
1926 Gunnar Von Boehn <gunnar@genesi-usa.com>
1929 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1930 the shorter LEA insn over ADD.L where possible.
1932 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1934 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1935 systems, which are assumend to always provide SSP-support in glibc.
1936 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1938 * configure: Regenerate.
1940 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1943 * function.c (gimplify_parameters): For callee copies parameters,
1944 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1946 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1949 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1950 x86 parts into the `i[34567]86-*-linux*' and parts that are
1951 independent of the processor architecture into the `*-*-linux*' cases.
1952 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1953 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1954 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1955 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1956 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1957 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1958 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1960 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1962 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1963 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1964 (ls2_idiv): Likewise idiv3.
1965 (ls2_prefetch): New reservation.
1966 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1967 * config/mips/mips.md (type): Add imul3nc and idiv3.
1968 (length): Handle idiv3.
1969 (any_mod): New code_iterator.
1970 (u): Handle MOD and UMOD.
1971 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1972 (prefetch): Handle TARGET_LOONGSON_2EF.
1974 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1977 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1978 (prune_unused_types_walk): Call it for non-perennial local classes.
1979 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1980 entry, just set it to 2 and recurse on children, don't walk attributes
1983 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1985 * c-common.c (warn_about_parentheses): Add missing whitespace
1988 2008-11-13 Paul Brook <paul@codesourcery.com>
1990 * doc/invoke.texi: Document --fix-cortex-m3.
1991 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1992 Cortex-M3 cpu is selected.
1993 (output_move_double): Avoid overlapping base register and first
1994 destination register when fix_cm3_ldrd.
1995 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1997 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2000 * gimple.h (gimple_range_check_failed): Remove prototype.
2001 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2003 (gimple_range_check_failed): Removed.
2005 2008-11-13 Andrew Haley <aph@redhat.com>
2008 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2011 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2015 2007-05-07 Mike Stump <mrs@apple.com>
2016 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2017 also checks for and while statements in C++.
2019 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2022 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2023 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2024 - which clones are reachable - as "abstract and needed".
2025 * cgraph.c (cgraph_release_function_body): If a node is
2026 "abstract and needed", do not release its DECL_INITIAL() content
2027 that will be needed to emit debug info.
2029 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2032 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2033 to set HAVE_GETIPINFO.
2034 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2035 * configure: Regenerate.
2036 * config.in: Regenerate.
2038 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2041 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2043 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2046 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2047 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2049 2008-11-12 Jason Merrill <jason@redhat.com>
2052 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2055 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2057 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2058 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2060 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2061 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2063 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2065 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2066 packed-stack special handling.
2067 (FRAME_ADDR_RTX): Add definition.
2069 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2072 * fold-const.c (native_encode_string): New function.
2073 (native_encode_expr): Use it for STRING_CST.
2075 2008-11-12 DJ Delorie <dj@redhat.com>
2077 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2078 insns if the intermediate value will be used later.
2080 2008-11-12 Andreas Schwab <schwab@suse.de>
2082 * config/m68k/m68k.c (print_operand): Mask off extra extension
2083 bits when writing out the representation of real values.
2085 2008-11-12 Ira Rosen <irar@il.ibm.com>
2087 PR tree-optimization/38079
2088 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2091 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2094 * c-pretty-print.c (pp_c_complex_expr): New function.
2095 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2098 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2099 than INNER and INNER is a constant, forcibly align INNER as much
2102 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2104 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2106 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2108 PR rtl-optimization/37363
2109 * simplify-rtx.c (simplify_plus_minus): Don't create
2110 (const (minus ...)) expresisons.
2112 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2114 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2117 2008-11-10 Catherine Moore <clm@codesourcery.com>
2119 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2121 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2122 (BASE_DRIVER_SELF_SPECS): Remove.
2123 (DRIVER_SELF_SPECS): New definition.
2124 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2125 BASE_DRIVER_SELF_SPECS.
2126 * config/mips/sde.h: Likewise.
2127 * config/mips/iris6.h: Likewise.
2128 * config/mips/vr.h: Likewise.
2129 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2131 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2133 PR rtl-optimizations/37948
2134 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2135 (ira_create_copy, ira_add_allocno_copy): New parameter.
2137 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2138 to ira_add_allocno_copy.
2139 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2140 parameter to process_regs_for_copy.
2141 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2142 Fix typo in passing second allocno to ira_add_allocno_copy.
2144 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2145 coalesced allocnos list.
2146 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2148 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2149 (add_ira_allocno_to_ordered_bucket): Rename to
2150 add_allocno_to_ordered_bucket.
2151 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2152 head of coalesced allocnos list.
2153 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2154 Check that it is aready calculated.
2155 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2156 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2158 (coalesce_allocnos): Do extended coalescing too.
2160 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2161 parameter to ira_add_allocno_copy.
2163 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2165 (print_copy): Print copy origination too.
2167 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2170 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2172 PR rtl-optimization/37514
2173 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2174 flag_ira_share_spill_slots to 2 if it's already non-zero.
2175 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2176 flag_ira_share_spill_slots is 2.
2178 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2180 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2181 (prologue_enter_32): Set FB to SP - 4.
2183 2008-11-10 DJ Delorie <dj@redhat.com>
2185 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2186 constraint for single-bit-clear in lower byte of HI constant, vs
2187 Imb which just ignores the upper byte.
2188 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2189 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2190 (iorhi3_16): Check for single bit set, not single bit clear.
2192 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2194 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2196 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2198 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2200 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2201 values living in memory and use more precise alignment information.
2203 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2206 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2207 after __mf_check call if the call must end a bb.
2209 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2213 * combine.c (force_to_mode): Do not process vector types.
2215 * rtlanal.c (nonzero_bits1): Do not process vector types.
2216 (num_sign_bit_copies1): Likewise.
2218 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2220 * config/i386/gnu.h: Add copyright and licensing header.
2221 * config/gnu.h: Likewise.
2223 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2225 * fwprop.c (fwprop_done): Call df_remove_problem.
2227 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2230 * tree-scalar-evolution.c (instantiate_scev_1): Return
2231 chrec_dont_know for VL_EXP_CLASS_P.
2233 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2235 * reg-stack.c (reg_to_stack): Add missing braces in memset
2238 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2240 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2241 (NO_PROFILE_COUNTERS): New define.
2243 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2246 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2248 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2251 * config/sparc/constraints.md (D): New.
2252 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2253 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2255 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2256 Use the 'D' constraint in addition to 'F' in some alternatives.
2257 (DF splitter): Generalize for V64mode.
2258 * doc/md.texi (SPARC): Document the 'D' constraint.
2260 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2262 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2264 2008-11-06 Ben Elliston <bje@au.ibm.com>
2266 * gcc.c: Remove ancient comment about a bug in Sun cc.
2268 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2270 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2272 2008-11-06 Ben Elliston <bje@au.ibm.com>
2274 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2276 2008-11-06 Ben Elliston <bje@au.ibm.com>
2278 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2281 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2284 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2287 2008-11-05 Martin Jambor <mjambor@suse.cz>
2290 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2291 pointer arithmetics into array_ref if the array is accessed
2292 through an indirect_ref.
2294 2008-11-05 Richard Guenther <rguenther@suse.de>
2297 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2298 qualified pointer conversion before stripping qualifiers.
2299 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2300 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2301 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2304 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2305 properly canonicalize binary ops.
2306 (forward_propagate_addr_expr_1): Use
2307 may_propagate_address_into_dereference.
2309 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2312 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2313 Initialize uninitialized input registers with a NaN.
2315 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2319 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2321 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2325 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2326 exits and conditions.
2327 * testsuite/gcc.dg/graphite/pr37943.c: New.
2329 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2330 Andrew Pinski <andrew_pinski@playstation.sony.com>
2333 * c-common.c (warn_for_sign_compare): For complex result_type
2334 use component's type.
2336 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2338 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2340 * print-tree.c (print_node): Don't print DECL_INITIAL
2344 * c-common.c (parse_optimize_options): Save and restore
2345 flag_strict_aliasing around decode_options call.
2347 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2349 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2350 (host_detect_local_cpu): Use it instead of casted strings to
2351 compare vendor signatures.
2353 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2356 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2357 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2359 2008-11-03 Catherine Moore <clm@codesourcery.com>
2361 * config/mips.c (mips_conditional_register_usage): Handle the
2362 DSP control register.
2363 * doc/extend.texi: Document the DSP control register.
2365 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2366 Jakub Jelinek <jakub@redhat.com>
2368 * omp-low.c (expand_omp_for_generic): If iter_type has different
2369 precision than type and type is a pointer type, cast n1 and n2
2370 first to an integer type with the same precision as pointers
2371 and only afterwards to iter_type.
2373 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2375 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2376 (UNSPEC_GOTSYM_OFF): New unspec.
2377 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2378 (pic_add_dot_plus_eight): Likewise.
2379 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2380 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2381 UNSPEC_PIC_BASE operands.
2382 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2383 (arm_output_addr_const_extra): Handle it.
2385 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2387 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2388 integer class to full integer class if the offset is not word-aligned.
2390 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2393 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2395 (doloop_optimize): Update call to doloop_modify.
2397 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2399 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2401 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2404 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2405 gcc_cv_as_cfi_directive.
2406 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2407 merging read-only and read-write sections or assembler emits
2408 read-write .eh_frame sections.
2409 * configure: Regenerate.
2411 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2414 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2416 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2418 (rs6000_emit_prologue): Invert logic.
2419 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2420 (reg:P 11) instead of match_operand.
2421 (*save_fpregs_<mode>): Likewise.
2422 (*restore_gpregs_<mode>): Likewise.
2423 (*return_and_restore_gpregs_<mode>): Likewise.
2424 (*return_and_restore_fpregs_<mode>): Likewise.
2425 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2426 (reg:P 11) insted of match_operand.
2427 (*restore_gpregs_spe): Likewise.
2428 (*return_and_restore_gpregs_spe): Likewise.
2430 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2432 PR tree-optimization/37684
2433 * gcc.dg/graphite/pr37684.c: New.
2434 * graphite.c (exclude_component_ref): New.
2435 (is_simple_operand): Call exclude_component_ref.
2437 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2439 PR tree-optimization/36908
2440 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2441 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2442 (number_of_rw_in_partition): New.
2443 (partition_contains_all_rw): New.
2444 (ldist_gen): Do not distribute when one of the partitions
2445 contains all the memory operations.
2447 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2449 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2450 EDGE_IRREDUCIBLE_LOOP.
2452 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2454 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2455 where we have one entry point in the loop which isn't the head.
2457 2008-11-03 Richard Guenther <rguenther@suse.de>
2460 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2462 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2465 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2466 for ipa and simple ipa passes.
2468 2008-11-02 Richard Guenther <rguenther@suse.de>
2470 PR tree-optimization/37542
2471 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2472 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2473 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2474 (vn_nary_op_insert_stmt): Likewise.
2475 (visit_use): Likewise.
2477 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2479 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2481 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2482 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2483 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2484 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2485 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2486 peephole2's): Replace unspec with rotate.
2487 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2489 2008-11-02 Richard Guenther <rguenther@suse.de>
2491 PR tree-optimization/37991
2492 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2493 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2494 (set_ssa_val_to): Print if the value changed.
2495 (simplify_binary_expression): Strip useless conversions.
2497 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2500 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2503 2008-11-01 Richard Guenther <rguenther@suse.de>
2506 * builtins.c (fold_builtin_strspn): Return a size_t.
2507 (fold_builtin_strcspn): Likewise.
2509 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2511 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2512 attribute for struct return convention.
2514 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2516 * config/rs6000/crtsavres.asm: Really, really delete.
2518 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2520 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2522 (rs6000_emit_prologue): Invert logic.
2523 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2524 (reg:P 11) instead of match_operand.
2525 (*save_fpregs_<mode>): Likewise.
2526 (*restore_gpregs_<mode>): Likewise.
2527 (*return_and_restore_gpregs_<mode>): Likewise.
2528 (*return_and_restore_fpregs_<mode>): Likewise.
2529 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2530 (reg:P 11) insted of match_operand.
2531 (*restore_gpregs_spe): Likewise.
2532 (*return_and_restore_gpregs_spe): Likewise.
2534 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2536 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2537 list of word switches that take args.
2539 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2541 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2542 (s390_output_pool_entry): Call it through for_each_rtx.
2545 * expr.c (store_constructor): For vectors, if target is a MEM, use
2546 target's MEM_ALIAS_SET instead of elttype alias set.
2548 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2551 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2554 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2557 * config/rs6000/predicates.md (word_offset_memref_operand):
2558 Restructure code and look inside auto-inc/dec addresses.
2560 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2563 * libgcov.c ( __gcov_indirect_call_profiler): Check
2564 TARGET_VTABLE_USES_DESCRIPTORS.
2566 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2568 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2569 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2570 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2571 offset if eliminating soft frame pointer.
2572 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2573 (stack_protect_test_si): Add initial machine description
2574 for Stack Smashing Protector
2576 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2579 * c-common.c (min_precision): Move to...
2580 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2581 * tree.h (tree_int_cst_min_precision): Declare.
2582 * c-common.h (min_precision): Delete declaration.
2583 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2584 multiplication of non-negative integer constants.
2585 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2586 tree_int_cst_min_precision.
2587 (finish_enum): Likewise.
2589 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2592 * convert.c (convert_to_real): Do not optimize conversions of
2593 binary arithmetic operations between binary and decimal
2594 floating-point types. Consider mode of target type in determining
2595 decimal type for arithmetic. Unless
2596 flag_unsafe_math_optimizations, do not optimize binary conversions
2597 where this may change rounding behavior.
2598 * real.c (real_can_shorten_arithmetic): New.
2599 * real.h (real_can_shorten_arithmetic): Declare.
2601 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2603 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2604 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2605 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2607 (must_save_p): For some workarounds, interrupts need to clobber a
2609 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2610 and LC1 for WA_05000257.
2611 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2612 WA_05000283 and WA_05000315.
2613 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2614 (movbi): Add alternative to set CC to 1; improve code for setting
2616 (dummy_load): New pattern.
2618 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2621 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2622 BLKmode for non-memory, convert using a wider MODE_INT mode
2626 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2627 that haven't been removed yet.
2629 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2631 * config/bfin/bfin.c (struct machine_function): New member
2632 has_loopreg_clobber.
2633 (bfin_expand_movmem): Set it when generating memcpy insns.
2634 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2635 expand_epilogue_reg_restore): If we have hardware loops,
2636 memcpy insns (indicated by has_loopreg_clobber) or function
2637 calls, we need to save the loop registers.
2639 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2641 * config/i386/i386.c (core2_cost): Fix typos in comments.
2643 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2646 * combine.c (make_compound_operation): Don't call make_extraction with
2647 non-positive length.
2648 (simplify_shift_const_1): Canonicalize count even if complement_p.
2650 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2652 * convert.c (strip_float_extensions): Do not remove or introduce
2653 conversions between binary and decimal floating-point types.
2655 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2658 * fold-const.c (distribute_bit_expr): Convert common, left and
2659 right arguments to type.
2661 2008-10-28 Nick Clifton <nickc@redhat.com>
2663 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2664 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2665 call_really_used_regs array rather than the call_used_regs array.
2666 (mn10300_get_live_callee_saved_regs, expand_prologue,
2667 expand_epilogue, output_tst): Likewise.
2669 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2672 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2673 (df_get_entry_block_def_set): Neither here.
2674 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2676 PR tree-optimization/37879
2677 * predict.c (tree_estimate_probability): Check if last_stmt is
2678 non-NULL before dereferencing it.
2680 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2682 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2683 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2684 (ira_fast_allocation): Remove the prototype.
2686 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2687 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2688 (color_pass): Modify the updated costs.
2689 (ira_color): Rename to color. Make it static.
2690 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2691 (ira_color): New function.
2693 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2696 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2698 (set_allocno_live, clear_allocno_live, mark_ref_live,
2699 mark_ref_dead): Invalidate corresponding element of
2700 allocno_saved_at_call.
2701 (process_bb_node_lives): Increment last_call_num. Setup
2702 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2703 allocno was already saved.
2704 (ira_create_allocno_live_ranges): Initiate last_call_num and
2705 allocno_saved_at_call.
2707 * ira-build.c (ira_create_allocno): Initiate
2708 ALLOCNO_UPDATED_COVER_CLASS_COST.
2709 (create_cap_allocno, propagate_allocno_info,
2710 remove_unnecessary_allocnos): Remove setting updated costs.
2711 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2713 * ira.c (ira): Don't call ira_fast_allocation.
2715 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2718 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2721 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2723 * ira-int.h (ira_hard_regno_cover_class): New.
2725 * ira-lives.c (mark_reg_live, mark_reg_dead,
2726 process_bb_node_lives): Use ira_hard_regno_cover_class.
2728 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2729 (setup_hard_regno_cover_class): New function.
2730 (ira_init): Call setup_hard_regno_cover_class.
2732 * ira-costs.c (cost_class_nums): Add comment.
2733 (find_allocno_class_costs): Initiate cost_class_nums.
2734 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2736 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2739 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2740 Rename to copy_info_to_removed_store_destinations. Propagate
2741 conflict hard regs and register stack attribute.
2743 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2746 * pa.c (function_arg_padding): Pad complex and vector types
2747 upward in 64-bit runtime.
2748 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2750 2008-10-26 Matthias Klose <doko@ubuntu.com>
2752 * doc/install.texi: Document requirements on antlr.
2754 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2756 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2759 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2762 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2763 is defined, use it to modify the constant offset.
2765 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2767 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2768 and short arguments to the correct location as mandated by the ABI.
2770 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2772 PR rtl-optimization/37769
2773 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2775 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2777 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2778 unwind-dw2-Os-4-200.o.
2780 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2782 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2783 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2785 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2787 PR tree-optimization/36038
2788 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2789 add sizetype IV with initial value zero instead of pointer type.
2791 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2794 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2795 around bit operation.
2796 * profile.c (is_edge_inconsistent): Likewise.
2797 * fold-const.c (truth_value_p): Move from here...
2798 * tree.h (truth_value_p): ... to here.
2799 * c-tree.h (c_expr): Update description of original_code.
2800 * c-typeck.c (parser_build_unary_op): Set original_code.
2801 (parser_build_binary_op): Update call to warn_about_parentheses.
2802 * c-common.c (warn_about_parentheses): Take two additional
2803 arguments of the operands. Use a switch. Quote operators
2804 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2805 Add warning about !x | y and !x & y.
2806 * c-common.h (warn_about_parentheses): Update declaration.
2808 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2810 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2811 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2812 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2814 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2815 (check-%): For test targets listed in lang_checks_parallelized
2816 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2817 run the testing in multiple make goals, possibly parallel, and
2818 afterwards run dg-extract-results.sh to merge the sum and log files.
2820 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2822 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2823 (mips_move_to_gpr_cost): Likewise.
2824 (mips_move_from_gpr_cost): Likewise.
2825 (mips_register_move_cost): Make more fine-grained.
2827 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2829 * graphite.c (graphite_apply_transformations): Check for
2830 -fgraphite-identity.
2831 * toplev.c (process_options): Add graphite_identity.
2832 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2834 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2836 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2837 mulhisihl and mulhisihh builtins.
2839 From Jie Zhang <jie.zhang@analog.com>
2840 * config/bfin/bfin.md (composev2hi): Put operands into vector
2843 2008-10-22 Chao-ying Fu <fu@mips.com>
2845 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2847 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2849 From Mike Frysinger <michael.frysinger@analog.com>
2850 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2851 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2852 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2853 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2854 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2855 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2856 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2857 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2858 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2859 __ADSPBF51x__ for all of them.
2860 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2861 -mcpu bf512, bf514, bf516, and bf518.
2862 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2863 bf512-none, bf514-none, bf516-none, and bf518-none.
2864 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2865 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2866 * doc/invoke.texi (Blackfin Options): Document that
2867 -mcpu now accepts bf512, bf514, bf516, and bf518.
2869 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2872 * fold-const.c (build_range_type): For 1 .. signed_max
2873 range call build_nonstandard_inter_type if signed_type_for
2874 returned a type with bigger precision.
2876 2008-10-22 Richard Guenther <rguenther@suse.de>
2878 * tree.def (COMPLEX_TYPE): Constrain element type.
2879 * tree.c (build_complex_type): Assert that.
2880 * tree-ssa-structalias.c (could_have_pointers): Complex types
2881 cannot have pointers.
2883 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2886 * c-typeck.c (convert_for_assignment): Do not give declaration's
2887 location for builtins. Spell out which type was expected and which
2890 2008-10-22 Nick Clifton <nickc@redhat.com>
2892 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2893 the fdpic register to be a target when running in fdpic mode.
2895 2008-10-22 Rafael Espindola <espindola@google.com>
2897 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2898 newly created statements.
2900 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2903 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2904 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2905 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2907 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2910 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2911 Adjust -mcmodel=medium description for 2005-07-31 changes.
2913 2008-10-22 Jan Hubicka <jh@suse.cz>
2914 Jakub Jelinek <jakub@redhat.com>
2917 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2919 2008-10-21 Richard Henderson <rth@redhat.com>
2922 * emit-rtl.c (get_spill_slot_decl): Export.
2923 * emit-rtl.h (get_spill_slot_decl): Declare.
2924 * var-tracking.c (vt_add_function_parameters): Relax assertion
2925 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2927 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2929 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2930 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2933 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2936 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2937 processed by get_maxval_strlen.
2939 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2942 * tree.c (get_file_function_name): Copy first_global_object_name.
2943 Centralize call to clean_symbol_name.
2945 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2947 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2948 * config/svr4.h (SVR4_ASM_SPEC): New.
2949 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2950 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2952 * doc/invoke.texi (Option Summary): Add -T to linker options.
2953 (Link Options): Document -T.
2955 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2957 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2960 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2963 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2965 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2967 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2970 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2972 * doc/install.texi: Fix typos in previous patch.
2974 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2976 * doc/install.texi: Document in-tree building of gcc and mpfr.
2978 2008-10-19 Richard Guenther <rguenther@suse.de>
2980 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2982 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2985 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2986 (build_enumerator): Convert enumerators that fit in integer to
2989 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2991 * config/i386/i386.md (unnamed peephole2): Do not force memory
2992 operands of arith or logical instructions into registers for
2993 non-TARGET_READ_MODIFY targets.
2995 (ffs_cmove): Change operand 0 predicate to register_operand.
2996 Change operand 1 predicate to nonimmediate_operand.
2998 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3000 2008-10-18 Richard Guenther <rguenther@suse.de>
3002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3003 VIEW_CONVERT_EXPR case against invalid gimple.
3005 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3007 * c-parser.c (c_parser_binary_expression): Silence the
3008 uninitialized variable warning emitted for binary_loc.
3010 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3012 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3015 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3018 * c-typeck.c (build_unary_op): Use omit_one_operand for
3019 IMAGPART_EXPR of real argument.
3021 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3023 PR tree-optimization/37664
3024 * fold-const.c (fold_binary): When optimizing comparison with
3025 highest or lowest type's value, don't consider TREE_OVERFLOW.
3027 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3030 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3031 * coverage.c: Include tm_p.h.
3032 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3033 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3034 dollar signs from PREFIX.
3035 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3036 instead of manual strip_name_encoding.
3038 2008-10-16 Richard Guenther <rguenther@suse.de>
3041 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3042 volatile qualified functions or methods as relevant.
3044 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3046 PR tree-optimization/37525
3047 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3048 sizetype unsigned constants, both in the case of C and bounds.
3050 2008-10-15 Jan Hubicka <jh@suse.cz>
3052 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3054 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3057 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3058 HARD_REGNO_CALL_PART_CLOBBERED.
3060 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3063 * ira-lives.c (mark_early_clobbers): Remove.
3064 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3065 check_and_make_def_conflicts,
3066 make_early_clobber_and_input_conflicts,
3067 mark_hard_reg_early_clobbers): New functions.
3068 (process_bb_node_lives): Call
3069 make_early_clobber_and_input_conflicts and
3070 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3072 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3073 early clobbers of pseudo-registers.
3075 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3078 * ira-build.c (ira_flattening): Recalculate
3079 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3080 from the scratch instead of the propagation.
3082 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3084 * doc/rtl.texi (const_double): Remove the "addr" operand.
3085 Describe CONST_DOUBLE_* macros under const_double rather
3087 (const_fixed): Fix the operand description.
3088 (const): Add an @findex directive.
3089 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3090 after the constant rtl table.
3091 (fix): Combine floating-point and fixed-point descriptions.
3093 * sched-deps.c (sched_analyze_2): Remove reference to
3096 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3098 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3100 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3101 for UNSPEC_GOTSYM_OFFs.
3102 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3103 (add_GOT_to_pic_reg): Use it.
3104 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3106 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3107 Harsha Jagasia <harsha.jagasia@amd.com>
3109 PR tree-optimization/37485
3110 * graphite.c (gmp_cst_to_tree): Moved.
3111 (iv_stack_entry_is_constant): New.
3112 (iv_stack_entry_is_iv): New.
3113 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3114 (loop_iv_stack_insert_constant): New.
3115 (loop_iv_stack_pop): Use new datatpype.
3116 (loop_iv_stack_get_iv): Same.
3117 (loop_iv_stack_get_iv_from_name): Same.
3118 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3119 (loop_iv_stack_patch_for_consts): New.
3120 (loop_iv_stack_remove_constants): New.
3121 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3122 (translate_clast): Call loop_iv_stack_patch_for_consts and
3123 loop_iv_stack_remove_constants.
3124 (gloog): Use new datatype. Redirect construction edge to end
3125 block to avoid accidental deletion.
3126 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3128 (union iv_stack_entry_data): New. Data in iv stack entry.
3129 (struct iv_stack_entry): New. Datatype for iv stack entries.
3131 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3133 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3134 * graphite.c (free_scop): Same.
3135 (build_scops): Same.
3136 (free_scattering): New.
3137 (build_cloog_prog): Call free_scattering.
3138 (patch_phis_for_virtual_defs): Fix memleak.
3139 (graphite_trans_bb_strip_mine): Same.
3140 (limit_scops): Same.
3142 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3143 Harsha Jagasia <harsha.jagasia@amd.com>
3145 PR tree-optimization/37828
3146 * graphite.c (graphite_trans_loop_block): Do not loop block
3147 single nested loops.
3149 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3151 PR tree-optimization/37686
3152 * tree-loop-linear.c (linear_transform_loops): Build a
3153 loop nest vector. Pass it to lambda_compute_access_matrices.
3154 * tree-data-ref.h (struct access_matrix): Store the loop nest
3155 relative to which it encodes the information.
3156 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3157 (am_vector_index_for_loop): Reimplemented: iterate over the
3158 loop nest for finding the loop index in the access matrix.
3159 (lambda_compute_access_matrices): Update declaration.
3160 * lambda-code.c (build_access_matrix): Pass the loop nest and
3162 (lambda_compute_access_matrices): Same.
3164 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3166 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3167 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3168 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3169 already implies hard float. Also fix several insn condition
3170 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3172 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3175 Based on patches by Laurent Vivier.
3176 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3177 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3178 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3179 dollar sign to underscore.
3180 (ASM_OUTPUT_EXTERNAL): Same.
3181 (ASM_OUTPUT_LABELREF): New.
3182 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3184 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3185 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3186 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3187 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3189 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3191 PR tree-optimization/36881
3192 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3193 that each value doesn't need runtime relocations, for !flag_pic
3194 check that each value is just a valid initializer constant.
3196 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3198 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3199 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3200 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3201 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3203 (REG_CLASS_NAMES): Update accordingly.
3204 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3205 rather than an unpredictable descriptive string.
3206 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3207 (mips_register_move_cost): Check for specific COP*_REGS classes,
3208 instead of ALL_COP_AND_GR_REGS.
3209 (mips_ira_cover_classes): New function.
3210 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3211 (TARGET_IRA_COVER_CLASSES): Define.
3213 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3216 * tree.c (build_type_attribute_qual_variant): Hash on the
3217 unqualified type, and don't overwrite an existing
3218 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3219 allow distinguishing between wchar_t and its underlying type. This
3220 also means that we'll retain a little more typedef information.
3222 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3223 Dmitry Melnik <dm@ispras.ru>
3224 Dmitry Zhurikhin <zhur@ispras.ru>
3225 Alexander Monakov <amonakov@ispras.ru>
3226 Maxim Kuvyrkov <maxim@codesourcery.com>
3228 * target.h (struct gcc_target): Update prototypes of needs_block_p
3230 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3231 * sel-sched.c (create_speculation_check): Likewise.
3232 * doc/tm.texi: Provide documentation for new target hooks.
3234 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3235 (ia64_gen_spec_insn): Removed.
3236 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3237 ia64_gen_spec_check): New static functions.
3238 (ia64_alloc_sched_context, ia64_init_sched_context,
3239 ia64_set_sched_context, ia64_clear_sched_context,
3240 ia64_free_sched_context, ia64_get_insn_spec_ds,
3241 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3242 (ia64_needs_block_p): Change prototype.
3243 (ia64_gen_check): Rename to ia64_gen_spec_check.
3244 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3245 into declaration, add special memory dependencies handling.
3246 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3247 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3248 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3249 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3250 Define new target hooks.
3251 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3252 (ia64_optimization_options): Turn on selective scheduling with -O3,
3253 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3254 default with selective scheduling.
3255 (ia64_override_options): Initialize align_loops and align_functions
3256 to 32 and 64, respectively. Set global selective scheduling flags
3257 according to target-dependent flags.
3258 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3259 (group_barrier_needed): Use new mstop-bit-before-check flag.
3261 (dfa_state_size): Make global.
3262 (spec_check_no, max_uid): Remove.
3263 (mem_ops_in_group, current_cycle): New variables.
3264 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3265 Initialize new variables.
3266 (is_load_p, record_memory_reference): New functions.
3267 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3269 (ia64_variable_issue): Change use of current_sched_info to
3270 sched_deps_info. Update comment. Note if a load or a store is issued.
3271 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3272 advance if maximal number of loads or stores was issued on current
3274 (scheduled_good_insn): New static helper function.
3275 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3276 a group barrier is needed. Fix vertical spacing. Guard the code
3277 doing state transition with last_scheduled_insn check.
3278 Mark that a stop bit should be before current insn if there was a
3279 cycle advance. Update current_cycle and mem_ops_in_group.
3280 (ia64_h_i_d_extended): Change use of current_sched_info to
3281 sched_deps_info. Reallocate stops_p by larger chunks.
3282 (struct _ia64_sched_context): New structure.
3283 (ia64_sched_context_t): New typedef.
3284 (ia64_alloc_sched_context, ia64_init_sched_context,
3285 ia64_set_sched_context, ia64_clear_sched_context,
3286 ia64_free_sched_context): New static functions.
3287 (gen_func_t): New typedef.
3288 (get_spec_load_gen_function): New function.
3289 (SPEC_GEN_EXTEND_OFFSET): Declare.
3290 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3291 (get_mode_no_for_insn): Change the condition that prevents use of
3292 special hardware registers so it can now handle pseudos.
3293 (get_spec_unspec_code): New function.
3294 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3295 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3296 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3297 during selective scheduling.
3298 (ia64_speculate_insn): Use ds_get_speculation_types when
3299 determining whether we need to change the pattern.
3300 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3301 (ia64_spec_check_src_p): Support new speculation/check codes.
3302 (struct bundle_state): New field.
3303 (issue_nops_and_insn): Initialize it.
3304 (insert_bundle_state): Minimize mid-bundle stop bits.
3305 (important_for_bundling_p): New function.
3306 (get_next_important_insn): Use important_for_bundling_p.
3307 (bundling): When shifting TImode from unimportant insns, ignore
3308 also group barriers. Assert that best state is found before
3309 the backward bundling pass. Print number of mid-bundle stop bits.
3310 Minimize mid-bundle stop bits. Check correct calculation of
3311 mid-bundle stop bits.
3312 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3313 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3315 (sel2_run): New variable.
3316 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3317 selective scheduling pass instead of schedule_ebbs.
3319 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3320 (UNSPEC_LDS_A): New UNSPEC.
3321 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3322 movti_internal, movsf_internal, movdf_internal,
3323 movxf_internal): Make visible. Add speculable* attributes.
3324 (output_c_nc): New mode attribute.
3325 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3326 mov<mode>_nc, zero_extend<mode>di2_nc,
3327 advanced_load_check_nc_<mode>): New insns.
3328 (zero_extend*): Add speculable* attributes.
3330 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3331 (msched-stop-bits-after-every-cycle): Likewise.
3332 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3334 (msched-spec-verbose): Remove.
3335 (msched-prefer-non-data-spec-insns,
3336 msched-prefer-non-control-spec-insns,
3337 msched-count-spec-in-critical-path,
3338 msel-sched-dont-check-control-spec): Use Target Report Var
3339 instead of Common Report Var.
3341 * config/ia64/itanium2.md: Remove incorrect bypass.
3343 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3345 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3348 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3349 and -fhelp=separate.
3351 2008-10-14 Ben Elliston <bje@au.ibm.com>
3353 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3355 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3357 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3360 2008-10-13 Matthias Klose <doko@ubuntu.com>
3362 * config/pa/linux-atomic.c: Work around missing header file
3363 for hppa64-linux-gnu targets.
3365 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3366 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3367 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3368 Grace Cao <grace_cao@playstation.sony.com>
3370 * doc/invoke.texi (-mgen-cell-microcode): Document.
3371 (-mwarn-cell-microcode): Document.
3372 * cfglayout.c (locator_location): Export.
3373 * rtl.h (locator_location): Define prototype.
3374 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3376 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3377 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3378 (mwarn-cell-microcode): New option.
3379 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3380 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3381 cell and not already set.
3382 Turn off string instructions if not generating cell microcode.
3383 (rs6000_final_prescan_insn): New function that warns about microcoded
3385 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3386 * config/rs6000/rs6000.md
3387 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3388 the instruction would have been microcoded on the Cell. Set
3389 cell_micro to always on unnamed patterns for the string instructions.
3390 (cell_micro): Update definition, remove load/store conditional
3392 (sign_extend:DI): Define new pattern for non microcoded version.
3393 (sign_extend:SI): Likewise.
3394 (compare (div:P)): Set cell_micro to not.
3395 (andsi3): Define as an expand.
3396 (andsi3_mc): New pattern.
3397 (andsi3_nomc): New pattern.
3398 (andsi3_internal0_nomc): New pattern.
3399 (andsi3_internal2): Rename to ...
3400 (andsi3_internal2_mc): this and enable iff generating microcode.
3401 (andsi3_internal3): Rename to ...
3402 (andsi3_internal3_mc): this and enable iff generating microcode.
3403 (andsi3_internal4): Enable iif generating microcode.
3404 (andsi3_internal5): Rename to ..
3405 (andsi3_internal5_mc): this and enable iff generating microcode.
3406 (andsi3_internal5_nomc): New pattern.
3407 (extzvdi_internal1): Enable iff generating microcode.
3408 (extzvdi_internal2): Likewise.
3409 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3410 (anddi3): Change to expand.
3411 (anddi3_mc): Rename from anddi3.
3412 (anddi3_no_mc): New pattern.
3413 (anddi3_internal2): Rename to ..
3414 (anddi3_internal2_mc): this and enable iff generating microcode.
3415 (anddi3_internal2_nomc): New pattern.
3416 (anddi3_internal3): Rename to ..
3417 (anddi3_internal3_mc): this and enable iff generating microcode.
3418 (anddi3_internal3_nomc): New pattern.
3419 (movti_string): Set cell_micro to always if TARGET_STRING.
3420 (stmsi8): Set cell_micro to always.
3426 (stmsi8_power): Likewise.
3427 (stmsi7_power): Likewise.
3428 (stmsi6_power): Likewise.
3429 (stmsi5_power): Likewise.
3430 (stmsi4_power): Likewise.
3431 (stmsi3_power): Likewise.
3432 (movsi_update2): Enable iff generating microcode.
3433 (movhi_update3): Likewise.
3434 (lmw): Set cell_micro to always.
3436 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3438 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3439 * config/s390/s390.c (machine_function): Remove
3440 decomposed_literal_pool_addresses_ok_p.
3441 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3442 the difference of two labels.
3443 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3444 (s390_pool_offset): New function.
3445 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3446 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3448 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3450 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3451 (powerpc*-*-linux-gnu*): Describe.
3452 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3453 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3454 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3455 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3456 config/rs6000/e500crtres32gpr.asm,
3457 config/rs6000/e500crtres64gpr.asm,
3458 config/rs6000/e500crtres64gprctr.asm,
3459 config/rs6000/e500crtrest32gpr.asm,
3460 config/rs6000/e500crtrest64gpr.asm,
3461 config/rs6000/e500crtresx32gpr.asm,
3462 config/rs6000/e500crtresx64gpr.asm,
3463 config/rs6000/e500crtsav32gpr.asm,
3464 config/rs6000/e500crtsav64gpr.asm,
3465 config/rs6000/e500crtsav64gprctr.asm,
3466 config/rs6000/e500crtsavg32gpr.asm,
3467 config/rs6000/e500crtsavg64gpr.asm,
3468 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3469 * config/rs6000/crtsavres.asm: Really remove.
3471 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3474 * c-format.c (convert_format_name_to_system_name): Use
3475 TARGET_OVERRIDES_FORMAT_INIT.
3476 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3477 * config/i386/mingw.opt: New.
3478 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3479 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3480 (ms_printf_length_specs): Removed const specifier.
3481 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3482 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3484 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3486 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3487 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3489 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3492 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3493 sure that ref has valid bb.
3495 2008-10-12 Richard Henderson <rth@redhat.com>
3498 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3499 * alias.c (value_addr_p, stack_addr_p): Remove.
3500 (nonoverlapping_memrefs_p): Remove IRA special case.
3501 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3502 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3503 * reload1.c (alter_reg): Use it.
3505 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3507 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3508 of registers instead of eax, ebx, ecx and edx. Use for loop
3509 and check register for non-zero value before the call
3510 to decode_caches_intel.
3512 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3514 PR rtl-optimization/37448
3515 * df.h: (df_ref_class): New enum.
3516 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3517 (struct df_ref): Replaced with union df_ref_d.
3518 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3519 New members of df_ref_d union.
3520 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3521 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3522 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3523 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3524 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3525 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3526 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3527 (df_scan_bb_info, df_bb_regno_first_def_find,
3528 df_bb_regno_last_def_find, df_find_def, df_find_use,
3529 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3530 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3531 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3532 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3533 Replaced struct df_ref * with df_ref.
3534 * df-scan.c (df_collection_rec, df_null_ref_rec,
3535 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3536 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3537 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3538 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3539 df_reorganize_refs_by_reg_by_reg,
3540 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3541 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3542 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3543 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3544 df_bb_refs_record, df_exit_block_uses_collect,
3545 df_record_exit_block_uses, df_reg_chain_mark,
3546 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3547 df_ref * with df_ref.
3548 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3549 df_ref_class parameter.
3550 (df_scan_problem_data): Added new pools for different types of refs.
3551 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3552 df_ref_create_structure): Processed new ref pools.
3553 (df_scan_start_dump): Added counts of refs and insns.
3554 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3555 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3556 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3557 code to pass df_ref_class down to ref creation functions.
3558 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3559 df_reg_chain_mark): Use macros to hide references to df_refs.
3560 (df_ref_chain_change_bb): Removed.
3561 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3562 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3563 Enhanced to understand df_ref union structure.
3564 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3565 all_uses_available_at, update_df, try_fwprop_subst,
3566 forward_propagate_subreg, forward_propagate_and_simplify,
3567 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3568 df_ref * with df_ref.
3569 (use_killed_between, all_uses_available_at): Use macros to hide
3570 references to df_refs.
3571 * regstat.c (regstat_bb_compute_ri,
3572 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3574 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3575 see_handle_relevant_refs, see_analyze_one_def,
3576 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3577 struct df_ref * with df_ref.
3578 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3579 global_conflicts): Replaced struct df_ref * with df_ref.
3580 * ddg.c (create_ddg_dep_from_intra_loop_link,
3581 add_cross_iteration_register_deps, build_inter_loop_deps):
3582 Replaced struct df_ref * with df_ref.
3583 (create_ddg_dep_from_intra_loop_link,
3584 add_cross_iteration_register_deps): Use macros to hide references
3586 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3587 df_ref * with df_ref.
3588 * df-core.c (df_bb_regno_first_def_find,
3589 df_bb_regno_last_def_find, df_find_def, df_find_use,
3590 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3591 debug_df_ref): Replaced struct df_ref * with df_ref.
3592 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3593 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3595 * web.c (union_defs, entry_register, replace_ref, web_main):
3596 Replaced struct df_ref * with df_ref.
3597 (union_defs, replace_ref): Use macros to hide references to df_refs.
3598 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3599 Replaced struct df_ref * with df_ref.
3600 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3601 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3602 Replaced struct df_ref * with df_ref.
3603 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3604 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3606 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3607 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3608 df_compute_accessed_bytes_strict_low_part,
3609 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3610 Replaced struct df_ref * with df_ref.
3611 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3612 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3613 df_ref * with df_ref.
3614 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3615 check_dependency, check_dependencies, record_uses): Replaced
3616 struct df_ref * with df_ref.
3617 (invariant_for_use, check_dependency): Use macros to hide
3618 references to df_refs.
3619 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3620 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3621 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3622 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3623 references to df_refs.
3624 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3626 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3627 * df-problems.c (df_rd_bb_local_compute_process_def,
3628 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3629 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3630 df_chain_remove_problem, df_chain_create_bb_process_use,
3631 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3632 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3633 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3634 df_byte_lr_simulate_artificial_refs_at_top,
3635 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3636 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3637 df_simulate_uses, df_simulate_artificial_refs_at_end,
3638 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3640 (df_chain_dump): Use macros to hide references to df_refs.
3641 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3642 df_ref * with df_ref.
3643 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3644 mark_artificial_uses, mark_reg_dependencies,
3645 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3647 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3649 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3651 (array_ref_element_size): Likewise.
3652 (array_ref_low_bound): Likewise.
3653 (array_ref_up_bound): Likewise.
3654 * expr.c (contains_packed_reference): Likewise.
3655 (array_ref_element_size): Likewise.
3656 (array_ref_low_bound): Likewise.
3657 (array_ref_up_bound): Likewise.
3658 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3659 with ARRAY_RANGE_REF.
3660 (idx_find_step): Likewise.
3661 (idx_record_use): Likewise.
3662 (strip_offset_1): Likewise.
3663 (idx_remove_ssa_names): Likewise.
3665 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3666 Andi Kleen <ak@linux.intel.com>
3668 * config/i386/cpuid.h (__cpuid_count): New defines.
3669 * config/i386/driver-i386.c (struct cache_desc): New structure.
3670 (describe_cache): Use struct cache_desc to pass cache descriptions.
3671 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3672 (detect_caches_amd): Use struct cache_desc to describe caches.
3673 (decode_caches_intel): Use struct cache_desc to pass cache
3674 descriptions. Update descriptions to match latest (rev -032,
3675 December 2007) CPUID documentation. Do not check valid bit here.
3676 Check for Xeon MP value 0x49 problems.
3677 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3678 Check valid bit before calling decode_caches_intel. Detect number
3679 of times to repeat CPUID instruction.
3680 (detect_caches_cpuid4): New function.
3681 (detect_caches_intel): Depending on max_level, call
3682 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3683 only when other methods fail to provide valid L2 cache description.
3685 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3688 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3689 it to PIC call patterns.
3690 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3691 code generation and attributes from pattern. Change peephole2 to
3692 split for noreturn case. Revise split pattern for non noreturn case.
3693 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3694 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3695 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3698 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3700 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3701 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3703 (divdf3): Reformat long line.
3705 2008-10-11 Michael J. Eager <eager@eagercon.com>
3707 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3709 (rs6000_handle_option): Process -mfpu options.
3710 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3711 (enum fpu_type_t): New.
3712 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3713 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3715 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3716 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3717 * config/rs6000/rs6000.opt (-mfpu): New.
3718 (-mxilinx-fpu): New.
3719 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3720 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3721 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3722 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3723 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3725 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3728 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3729 LO_SUM on Darwin if mode has just one unit.
3731 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3734 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3735 has been optimized out.
3737 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3739 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3740 instead of PIC_DIRECT_ADDR_P.
3741 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3742 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3743 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3744 (PIC_OFFSET_P): Rename to...
3745 (PCREL_SYMOFF_P): ...this.
3746 (PIC_DIRECT_ADDR_P): Delete.
3747 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3749 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3750 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3751 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3752 * config/sh/sh.c (print_operand): Remove CONST handling.
3753 (unspec_caller_rtx_p): Rewrite to use split_const and check
3754 the operands of UNSPEC bases.
3755 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3756 with (unspec [A B] UNSPEC_SYMOFF).
3757 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3758 UNSPEC_PCREL_SYMOFF.
3759 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3760 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3761 (UNSPEC_EXTRACT_U16): Likewise.
3762 (UNSPEC_SYMOFF): Likewise.
3763 (UNSPEC_PCREL_SYMOFF): Likewise.
3764 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3766 (movsi_const_16bit): Likewise.
3767 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3768 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3769 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3770 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3771 with (unspec [A B] UNSPEC_SYMOFF).
3772 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3773 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3774 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3775 (Csu): Likewise UNSPEC_EXTRACT_U16.
3776 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3777 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3779 2008-10-10 Stepan Kasal <skasal@redhat.com>
3781 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3782 for loop strip mining and loop blocking.
3784 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3786 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3787 vary types depending on debug info.
3789 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3791 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3792 before ensuring it's already computed.
3794 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3796 * rtl.h (locator_eq): New decl.
3797 * cfglayout.c (locator_scope): New function.
3798 (insn_scope): Use it.
3799 (locator_eq): New function.
3800 (fixup_reorder_chain): Search for last insn in src bb
3801 that has locator set or first insn in dest bb. Use
3802 locator_eq instead of == to compare locators.
3803 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3804 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3805 == to compare locators.
3807 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3809 * gimple-low.c (lower_function_body, lower_gimple_return,
3810 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3811 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3812 goto_block on edges if goto_locus is known.
3815 * tree.h (get_object_alignment): Declare.
3816 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3817 get_object_alignment if needed.
3818 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3820 (get_object_alignment): ... here. New function. Try harder to
3821 determine alignment from get_inner_reference returned offset.
3823 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3825 * graphite.c (gloog): Don't call find_unreachable_blocks
3826 before delte_unreachable_blocks.
3828 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3829 goto_locus of true_edge into RTL locator.
3831 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3833 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3834 (*jcc_btdi_mask_rex64): Ditto.
3836 (*jcc_btsi_mask): Ditto.
3837 (*jcc_btsi_1): Ditto.
3838 (*jcc_btsi_mask_1): Ditto.
3840 2008-10-08 Paul Brook <paul@codesourcery.com>
3842 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3843 compatible profiler (__gnu_mcount_nc).
3844 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3846 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3848 * config/i386/i386.c (initial_ix86_tune_features): Add
3849 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3850 * config/i386/i386.h (ix86_tune_indices): Likewise.
3851 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3853 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3854 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3855 for FP to FP splitters.
3857 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3859 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3862 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3866 PR rtl-optimization/37341
3867 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3868 to ORIG_BB, pass through ORIG_BB recursively.
3869 (cse_condition_code_reg): Adjust caller.
3871 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3873 * sdbout.c (sdbout_one_type): Treat the value type
3874 CONST_DECL for enumerals.
3876 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3878 * config/i386/i386.md: Remove trailing white spaces.
3880 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3882 PR rtl-optimization/37448
3883 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3884 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3886 (struct output_info) [count]: Renamed total_created and made
3888 (struct output_info) [size]: Renamed total_allocated and made
3890 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3891 Properly keep track of desc->size.
3892 (print_statistics, dump_alloc_pool_statistics): Enhance the
3893 printing of statistics to print the number of elements and to use
3896 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3899 * opts.h (CL_SAVE): Move up to flags range.
3900 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3901 CL_COMMON): Renumber.
3902 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3903 * opts.c (common_handle_option): Revert last change.
3905 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3907 * config/i386/i386-protos.h (ix86_schedule): New.
3909 * config/i386/i386.c (ix86_schedule): New.
3910 (override_options): Add schedule to processor_alias_table. Set
3911 ix86_schedule from the schedule field in processor_alias_table.
3912 (ix86_function_specific_save): Save ix86_schedule.
3913 (ix86_function_specific_restore): Restore ix86_schedule.
3915 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3916 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3919 * config/i386/i386.opt: Add schedule.
3921 * config/i386/ppro.md: Remove generic32.
3923 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3926 * expr.c (count_type_elements): Handle ERROR_MARK.
3928 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3933 * basic-block.h (struct edge_def): Add goto_block field.
3934 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3935 one insn with locus corresponding to edge's goto_locus if !optimize.
3936 * profile.c (branch_prob): Copy edge's goto_block.
3937 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3939 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3940 locator in between the merged basic blocks if !optimize and needed.
3941 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3942 goto_locus into RTL locator. For unconditional jump use that
3943 locator for the jump insn.
3944 (expand_gimple_cond): Convert goto_block and goto_locus into
3945 RTL locator for all remaining edges. For unconditional jump
3946 use that locator for the jump insn.
3947 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3948 there is more than one edge or insn locator along the forwarding
3949 edges and !optimize. If there is just one, set e->goto_locus.
3950 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3952 (move_block_to_fn): Adjust edge's goto_block.
3954 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3957 * expmed.c (expand_mult): Properly check DImode constant in
3960 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3963 * dwarf2out.c (common_block_die_table): New variable.
3964 (common_block_die_table_hash, common_block_die_table_eq): New
3966 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3967 COMMON block in the current scope rather than globally. Optimize
3968 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3969 DW_OP_addr SYMBOL_REF+off.
3971 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3973 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3974 Return true for non-addressable GIMPLE operands.
3976 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/i386.c (initial_ix86_tune_features): Remove
3980 X86_TUNE_USE_BIT_TEST.
3981 * config/i386/i386.h (ix86_tune_indices): Likewise.
3982 (TARGET_USE_BIT_TEST): Removed.
3984 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3986 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3988 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3990 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3991 (mul<mode>3_mul3): ... into this new template.
3993 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3995 * gimplify.c (gimplify_arg): Add location argument. Use it.
3996 (gimplify_call_expr): Pass location to gimplify_arg.
3997 (gimplify_modify_expr_to_memcpy): Same.
3998 (gimplify_modify_expr_to_memset): Same.
4000 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4002 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4003 Update calls to build_unary_op and build_indirect_ref for location
4006 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4009 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4010 * c-typeck.c (array_to_pointer_conversion): Pass location to
4012 (function_to_pointer_conversion): Use error_at and warning_at.
4013 (build_indirect_ref): Same.
4014 (build_array_ref): Pass location to build_binary_op.
4015 (parser_build_unary_op): Do not set location after calling
4017 (build_unary_op): Add location argument. Use it throughout. Set
4018 EXPR_LOCATION before returning new tree.
4019 (build_modify_expr): Same.
4020 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4022 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4023 build_indirect_ref, build_modify_expr.
4024 (c_finish_omp_for): Same. Use error_at instead of error.
4025 * c-common.c (c_common_truthvalue_conversion): Pass location to
4027 (warn_for_div_by_zero): Add location argument.
4028 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4029 build_unary_op, warn_for_div_by_zero.
4030 * c-parser.c (c_parser_typeof_specifier): Use
4031 protected_set_expr_location.
4032 (c_parser_statement_after_labels): Same.
4033 (c_parser_condition): Same.
4034 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4035 (c_parser_conditional_expression): Use protected_set_expr_location.
4036 (c_parser_unary_expression): Pass location to build_indirect_ref.
4037 (c_parser_postfix_expression_after_primary): Pass location to
4038 build_indirect_ref, build_unary_op.
4039 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4041 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4043 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4044 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4045 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4047 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4048 (mips_issue_rate): Handle PROCESSOR_R10000.
4049 * config/mips/mips.md (cpu): Add r10000.
4051 * config/mips/10000.md: New file.
4053 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4055 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4056 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4057 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4059 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4061 * config/darwin-protos.h (machopic_function_base_name): Delete.
4062 (machopic_function_base_sym): Likewise.
4063 (machopic_gen_offset): Declare.
4064 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4065 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4066 * config/darwin.c (machopic_function_base_name): Delete.
4067 (machopic_function_base_sym): Likewise.
4068 (gen_pic_offset): Rename to...
4069 (machopic_gen_offset): ...this and remove the pic_base argument.
4070 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4071 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4072 crtl->uses_pic_offset_table.
4073 (machopic_indirect_data_reference): Use new machopic_gen_offset
4075 (machopic_legitimize_pic_address): Likewise.
4076 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4078 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4079 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4080 * config/i386/i386.c (output_set_got): Likewise.
4081 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4083 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4084 (legitimate_address_p): Likewise.
4085 (output_pic_addr_const): Likewise.
4086 (output_addr_const_extra): Likewise.
4087 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4088 match an UNSPEC rather than a MINUS.
4089 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4090 (builtin_setjmp_receiver): Use machopic_gen_offset.
4091 * config/i386/predicates.md (pic_symbolic_operand): Handle
4092 UNSPEC_MACHOPIC_OFFSET.
4094 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4095 Use machopic_gen_offset and machopic_operand_p.
4096 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4097 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4098 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4099 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4100 Set crtl->uses_pic_offset_table.
4102 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4104 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4106 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4107 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4108 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4109 (constant_pool_expr_p): Use split_const and check the base.
4110 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4112 (legitimate_constant_pool_address_p): Check toc_relative_p
4113 instead of constant_pool_expr_p.
4114 (print_operand_address): Always use output_addr_const for
4115 constant pool addresses.
4116 (rs6000_output_addr_const_extra): New function.
4117 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4119 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4123 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4124 (mark_ref_live, mark_ref_dead): Use them.
4125 (def_conflicts_with_inputs_p): Remove.
4126 (mark_early_clobbers): New function.
4127 (process_bb_node_lives): Call preprocess_constraints and
4128 mark_early_clobbers.
4130 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4132 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4134 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4135 lib with -mthread switch.
4137 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4140 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4141 function in two, making it call a new and reusable
4142 dwarf2out_imported_module_or_decl() that takes the containing
4143 BLOCK of the declaration in argument.
4144 (dwarf2out_imported_module_or_decl_real): New function.
4145 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4146 IMPORTED_DECL in account.
4147 * tree.def: Added IMPORTED_DECL node type.
4148 * tree.h: Added accessors for IMPORTED_DECL nodes.
4149 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4151 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4153 * doc/gimple.texi: Fix some typos, wrap some long lines,
4154 fix some broken wraps with continuations.
4155 * tree-ssa-reassoc.c: Fix comment typos.
4157 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4160 * pa.c (legitimize_pic_address): Force function labels to memory in
4163 2008-10-04 Anton Blanchard <anton@samba.org>
4165 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4166 (rs6000_split_atomic_op): Same.
4167 (rs6000_split_compare_and_swap): Same.
4168 (rs6000_split_compare_and_swapqhi): Same.
4170 2008-10-04 Richard Guenther <rguenther@suse.de>
4172 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4173 instead of pointer equality.
4174 (vn_nary_op_eq): Likewise.
4176 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4178 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4180 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4181 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4183 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4185 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4186 Revert previous change.
4188 2008-10-03 Tom Tromey <tromey@redhat.com>
4190 * stringpool.c (ggc_alloc_string): Terminate string.
4192 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4194 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4195 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4196 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4199 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4202 2008-10-03 Pascal Obry <obry@adacore.com>
4204 * gcov.c (create_file_names): Properly handle UNIX and DOS
4205 directory separators.
4206 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4207 separator to '~' to ensure clean filenames on Windows.
4209 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4211 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4212 Add a null terminator to the stripped name.
4214 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4216 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4217 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4218 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4219 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4220 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4221 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4222 TARGET_SINGLE_FLOAT.
4224 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4226 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4228 2008-10-02 Richard Guenther <rguenther@suse.de>
4231 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4232 and VECTOR_TYPE recurse with useless_type_conversion_p which
4233 properly handles void pointer conversion.
4235 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4238 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4239 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4241 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4243 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4244 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4245 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4246 they translate to non builtins.
4247 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4248 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4249 __builtin_vec_promote, __builtin_vec_extract, and
4250 __builtin_vec_insert.
4251 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4252 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4253 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4254 * config/rs6000/altivec.h (vec_extract): Define
4255 (vec_insert): Define.
4256 (vec_splats): Define.
4257 (vec_promote): Define.
4259 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4260 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4261 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4263 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4265 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4266 prototype. Add new parameter, blk.
4267 Use BLKmode for the MEM if blk is true.
4268 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4269 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4270 ALTIVEC_BUILTIN_STVRXL.
4271 Update usage of altivec_expand_lv_builtin.
4272 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4273 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4274 (altivec_init_builtins): If compiling for the Cell, also define the
4276 * config/rs6000/rs6000.h (rs6000_builtins): Define
4277 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4278 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4279 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4280 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4281 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4282 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4283 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4284 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4285 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4286 UNSPEC_STVRX, and UNSPEC_STVRXL.
4287 (altivec_lvlx): New pattern.
4288 (altivec_lvlxl): New pattern.
4289 (altivec_lvrx): New pattern.
4290 (altivec_lvrxl): New pattern.
4291 (altivec_stvlx): New pattern.
4292 (altivec_stvlxl): New pattern.
4293 (altivec_stvrx): New pattern.
4294 (altivec_stvrxl): New pattern.
4295 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4296 (vec_lvlxl): Likewise.
4297 (vec_lvrx): Define if PPU is defined.
4298 (vec_lvrxl): Likewise.
4299 (vec_stvlx): Define if PPU is defined.
4300 (vec_stvlxl): Likewise.
4301 (vec_stvrx): Define if PPU is defined.
4302 (vec_stvrxl): Likewise.
4304 2008-10-01 Geert Bosch <bosch@adacore.com>
4306 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4308 2008-10-01 Richard Guenther <rguenther@suse.de>
4310 PR tree-optimization/37617
4311 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4312 do not add to the NEW_SETS.
4314 2008-10-01 Richard Guenther <rguenther@suse.de>
4317 * tree-vrp.c (execute_vrp): If we optimized away the default
4318 case make sure to promote the label that got in place of it
4319 to a default case label.
4321 2008-10-01 Richard Henderson <rth@redhat.com>
4324 * tree-complex.c (set_component_ssa_name): Don't optimize
4325 is_gimple_min_invariant values with ssa_names in abnormal phis.
4327 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4329 PR tree-optimization/37662
4330 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4331 commutative binary operation if they are in the wrong order and
4332 fold_build2 produces non-GIMPLE.
4334 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4336 PR tree-optimization/37662
4337 PR tree-optimization/37663
4338 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4339 get_value_range with non-SSA_NAME. Don't assert operands have been
4340 folded, instead just bail out.
4342 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4344 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4346 2008-09-30 Richard Guenther <rguenther@suse.de>
4349 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4350 build restrict-qualified pointers.
4351 (vectorizable_store): Move alias check later.
4352 (vectorizable_load): Likewise.
4354 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4356 * c-common.c (empty_if_body_warning): Remove.
4357 * c-common.h (empty_if_body_warning): Remove.
4358 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4359 here the -Wempty-body warning for `if' and `else' statements.
4360 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4362 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4364 * config/i386/i386.opt: Add msse2avx.
4366 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4367 * config/i386/linux64.h (ASM_SPEC): Likewise.
4369 * doc/invoke.texi: Document -msse2avx.
4371 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4373 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4375 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4377 * ifcvt.c (noce_emit_store_flag): If using condition from original
4378 jump, reverse it if if_info->cond was reversed.
4380 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4382 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4383 non-constant memory if it cannot be forced to constant memory.
4384 Overhaul surrounding code and factor out common condition.
4386 2008-09-29 Jeff Law <law@redhat.com>
4388 * reload1.c (alter_reg): Add missing curly braces.
4390 2008-09-29 Michael J. Eager <eager@eagercon.com>
4392 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4394 * config/rs6000/rs6000.c (rs6000_override_options): Move
4395 rs6000_init_hard_regno_mode_ok after all options changed.
4396 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4397 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4398 -msimple-fpu flags. Add warning messages if single FP not configured.
4399 (rs6000_file_start): Output gnu_attribute for single-float.
4400 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4401 (rs6000_legitimize_address): Likewise.
4402 (rs6000_legitimize_reload_address): Likewise.
4403 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4404 TARGET_SINGLE_FLOAT.
4405 (function_arg_advance): Likewise (partial conversion).
4406 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4407 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4408 TARGET_SINGLE_FLOAT.
4409 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4410 (rs6000_emit_prologue): Likewise.
4411 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4412 TARGET_SINGLE_FLOAT.
4413 (rs6000_libcall_value): Likewise.
4414 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4415 (TARGET_DOUBLE_FLOAT): New default to 1
4416 (TARGET_SIMPLE_FPU): New default to 0
4417 (TARGET_SINGLE_FPU): New default to 0
4418 (TARGET_SINGLE_FLOAT_MODE): New.
4419 (TARGET_DOUBLE_FLOAT_MODE): New.
4420 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4421 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4423 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4424 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4425 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4426 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4427 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4428 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4429 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4430 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4431 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4432 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4433 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4434 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4435 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4436 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4437 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4438 cmptf_internal1, *cmptf_internal2): Condition on
4439 TARGET_DOUBLE_FLOAT.
4440 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4441 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4442 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4443 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4444 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4445 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4446 TARGET_SINGLE_FLOAT.
4447 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4448 * config/rs6000/rs6000.opt (-msingle-float): New.
4449 (-mdouble-float): New.
4450 (-msimple-fpu): New.
4451 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4452 -msingle-float, -mdouble-float, -msimple-fpu options.
4453 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4454 _SOFT_DOUBLE for -msingle-float.
4455 * config.gcc: New config for target=powerpc-xilinx-eabi.
4457 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4459 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4460 have exit and entry.
4461 (new_scop): Take entry and exit edge to define new SCoP.
4462 (sd_region_p): New structure used during SCoP detection.
4463 (move_scops): Delete.
4464 (move_sd_regions): New.
4465 (scopdet_info): Change the definition from edges back to basic_blocks.
4466 (scopdet_edge_info): Work on basic_blocks and rename to
4467 scopdet_basic_block_info.
4468 (split_difficult_bb): At the moment removed. We should later
4469 add it at another place.
4470 (build_scops_1): Work on basic_blocks.
4471 (bb_in_sd_region): New.
4472 (find_single_entry_edge): New.
4473 (find_single_exit_edge): New.
4474 (create_single_entry_edge): New.
4475 (sd_region_without_exit): New.
4476 (create_single_exit_edge): New.
4477 (unmark_exit_edges): New.
4478 (mark_exit_edges): New.
4479 (create_sese_edges): New.
4480 (build_graphite_scops): New.
4481 (build_scops): Make SCoPs SESE.
4482 (limit_scops): Use the new functions.
4484 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4486 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4488 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4491 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4492 address to a register before taking the lower part.
4494 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4496 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4499 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4500 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4503 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4504 the newly created variable.
4505 Create a VECTOR_CST of all 1s for vector types.
4507 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4510 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4512 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4514 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4515 order to convert between modes.
4516 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4518 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4520 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4523 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4526 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4530 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4532 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4533 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4534 them to yield false with MIPS16.
4536 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4539 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4540 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4541 mem_loc_descriptor failed. Accept UNSPEC.
4542 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4543 fail if one of the loc_descriptor calls for pieces failed.
4544 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4545 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4546 if loc_descriptor_from_tree_1 on offset failed.
4549 * opts.c (common_handle_option): Don't call print_specific_help with
4550 CL_SAVE as first argument.
4552 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4553 Steve Ellcey <sje@cup.hp.com>
4555 * configure: Regenerate for new libtool.
4556 * aclocal.m4: Ditto.
4558 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4560 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4561 alias set on MEM when saving stack pointer.
4562 * config/rs6000/rs6000.md (allocate_stack): Likewise
4564 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4566 PR tree-optimization/37574
4567 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4568 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4569 instead of vector_type for constants. Take computation out of loop.
4570 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4571 and use only vector_type for invariant case.
4572 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4574 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4577 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4578 the decl is a VAR_DECL or FUNCTION_DECL.
4580 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4583 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4584 (mark_ref_live, mark_ref_dead): Use them.
4585 (def_conflicts_with_inputs_p): Remove.
4586 (mark_early_clobbers): New function.
4587 (process_bb_node_lives): Call preprocess_constraints and
4588 mark_early_clobbers.
4590 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4592 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4595 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4596 (ira_compress_allocno_live_ranges): New prototype.
4598 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4599 (coalesced_allocnos_living_at_program_points): New.
4600 (coalesced_allocnos_live_at_points_p,
4601 set_coalesced_allocnos_live_points): New functions.
4602 (coalesce_spill_slots): Rewrite.
4604 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4605 ira_compress_allocno_live_ranges): New functions.
4607 * ira-build.c (ira_flattening): Call
4608 ira_compress_allocno_live_ranges.
4611 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4613 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4616 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4618 * combine.c (make_compound_operation): Handle the 'E' format.
4619 (count_rtxs): Likewise.
4620 (update_table_tick): Likewise.
4621 (get_last_value_validate): Likewise.
4623 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4625 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4627 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4629 * matrix-reorg.c (transform_allocation_sites): Initializers
4630 added to avoid the warning.
4632 2008-09-25 Martin Jambor <mjambor@suse.cz>
4634 * cgraph.c (free_nodes): New variable.
4635 (NEXT_FREE_NODE): New macro.
4636 (cgraph_create_node): Reuse nodes from the free list. Do not
4637 update uid if doing so.
4638 (cgraph_remove_node): Add the node to the free list.
4640 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4642 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4644 2008-09-24 Richard Henderson <rth@redhat.com>
4646 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4647 * unwind-dw2.c (execute_stack_op): Handle it.
4649 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4652 2008-09-24 Michael J. Eager <eager@eagercon.com>
4654 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4656 * c-common.c (fname_decl): New location argument.
4657 * c-common.h (fname_decl): Same.
4658 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4660 (c_parser_typeof_specifier): Same.
4661 (c_parser_parms_list_declarator): Same.
4662 (c_parser_asm_string_literal): Same.
4663 (c_parser_compound_statement_nostart): Same.
4664 (c_parser_label): Same.
4665 (c_parser_do_statement): Same.
4666 (c_parser_asm_statement): Same.
4667 (c_parser_unary_expression): Same.
4668 (c_parser_sizeof_expression): Same.
4669 (c_parser_postfix_expression): Same.
4670 (c_parser_pragma): Same.
4671 (c_parser_omp_clause_collapse): Same.
4672 (c_parser_omp_clause_num_threads): Same.
4673 (c_parser_omp_clause_schedule): Same.
4674 (c_parser_omp_all_clauses): Same.
4675 (c_parser_omp_sections_scope): Same.
4676 (c_parser_omp_for_loop): Same. Pass condition's location to
4677 c_objc_common_truthvalue_conversion.
4678 (c_parser_enum_specifier): Remove comment.
4680 2008-09-24 Michael J. Eager <eager@eagercon.com>
4682 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4684 * config/rs6000/rs6000.c (rs6000_override_options): Move
4685 rs6000_init_hard_regno_mode_ok after all options changed.
4686 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4687 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4688 -msimple-fpu flags. Add warning messages if single FP not configured.
4689 (rs6000_file_start): Output gnu_attribute for single-float.
4690 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4691 (rs6000_legitimize_address): Likewise.
4692 (rs6000_legitimize_reload_address): Likewise.
4693 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4694 TARGET_SINGLE_FLOAT.
4695 (function_arg_advance): Likewise.
4696 (function_arg): Likewise.
4697 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4698 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4699 TARGET_SINGLE_FLOAT.
4700 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4701 (rs6000_emit_prologue): Likewise.
4702 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4703 TARGET_SINGLE_FLOAT.
4704 (rs6000_libcall_value): Likewise.
4705 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4706 (TARGET_DOUBLE_FLOAT): New default to 1
4707 (TARGET_SIMPLE_FPU): New default to 0
4708 (TARGET_SINGLE_FPU): New default to 0
4709 (TARGET_SINGLE_FLOAT_MODE): New.
4710 (TARGET_DOUBLE_FLOAT_MODE): New.
4711 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4712 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4714 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4715 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4716 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4717 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4718 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4719 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4720 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4721 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4722 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4723 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4724 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4725 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4726 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4727 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4728 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4729 cmptf_internal1, *cmptf_internal2): Condition on
4730 TARGET_DOUBLE_FLOAT.
4731 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4732 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4733 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4734 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4735 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4736 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4737 TARGET_SINGLE_FLOAT.
4738 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4739 * config/rs6000/rs6000.opt (-msingle-float): New.
4740 (-mdouble-float): New.
4741 (-msimple-fpu): New.
4742 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4743 -msingle-float, -mdouble-float, -msimple-fpu options.
4744 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4745 _SOFT_DOUBLE for -msingle-float.
4746 * config.gcc: New config for target=powerpc-xilinx-eabi.
4748 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4750 * config/sparc/constraints.md: New file.
4751 * config/sparc/sparc.md: Include it.
4752 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4753 (sparc_extra_constraint_check): Delete.
4754 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4755 (memory_ok_for_ldd): New predicate.
4756 (sparc_extra_constraint_check): Delete.
4757 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4758 (CONST_OK_FOR_LETTER_P): Likewise.
4759 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4760 (EXTRA_CONSTRAINT): Likewise.
4762 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4764 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4766 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4768 * alias.c (find_base_value): Use FIND_BASE_TERM.
4769 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4771 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4773 * config/i386/i386.c: Include cselib.h.
4774 (ix86_pic_register_p): New function.
4775 (ix86_delegitimize_address): Use it to check for the PIC register.
4777 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4779 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4780 * config/i386/i386.c (ix86_find_base_term): Don't check for
4781 SYMBOL_REF and LABEL_REF.
4783 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4785 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4786 constant PLUS in a CONST.
4788 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4790 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4791 check for sibcall support for w64.
4793 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4795 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4797 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4799 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4800 parser_build_binary_op.
4801 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4802 * c-typeck.c (build_array_ref): Same.
4803 (parser_build_unary_op): New location argument.
4804 (pointer_diff): Pass location to build_binary_op,
4805 c_objc_common_truthvalue_conversion.
4806 (build_modify_expr): Same.
4807 (build_unary_op): New location argument.
4808 (build_binary_op): New location argument.
4809 (c_objc_common_truthvalue_conversion): Pass location to
4810 c_*common_truthvalue_conversion.
4811 * c-convert.c (convert): Same.
4812 * c-common.c (binary_op_error): New location argument.
4813 (pointer_int_sum): Pass location to build_binary_op.
4814 (c_common_truthvalue_conversion): New location argument.
4815 (warn_for_sign_compare): Same.
4816 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4817 binary_op_error, build_binary_op, warn_for_sign_compare.
4818 * c-parser.c (c_parser_condition): Pass location to
4819 c_*common_truthvalue_conversion.
4820 (c_parser_conditional_expression): Save condition's location and pass
4822 (c_parser_binary_expression): Same, but for the binary operator's
4824 (c_parser_omp_for_loop): Pass location to
4825 c_objc_common_truthvalue_conversion.
4827 2008-09-23 Martin Jambor <mjambor@suse.cz>
4829 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4830 (cgraph_node_remove_callees): New temporary f. Hold the next item
4832 (cgraph_node_remove_callers): Likewise.
4834 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4835 (ipa_node_removal_hook): Likewise.
4837 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4838 gimple_call_copy_skip_args and moved to the gimple_call section.
4839 * gimple.c (gimple_copy_call_skip_args): Renamed to
4840 gimple_call_copy_skip_args. Changed al users.
4842 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4844 * ira-color.c (start_allocno_priorities): Rename to
4845 setup_allocno_priorities. Use costs and
4846 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4847 range lengths. Get rid off doubles.
4848 (ira_fast_allocations): Call start_allocno_priorities.
4850 2008-09-22 David Daney <ddaney@avtrex.com>
4853 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4854 register if TARGET_LONG_CALLS.
4856 2008-09-22 Richard Guenther <rguenther@suse.de>
4858 PR tree-optimization/37145
4859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4860 value-numbering union accesses with their offset and size only.
4861 (visit_reference_op_load): Fix simplification of inserted conversions.
4862 * tree-ssa-pre.c (find_or_generate_expression): Do not
4863 recursively generate expressions if running FRE.
4865 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4867 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4868 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4871 2008-09-22 Richard Guenther <rguenther@suse.de>
4873 PR tree-optimization/37145
4874 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4875 (phi_translate_1): Constant fold references.
4877 2008-09-22 Ira Rosen <irar@il.ibm.com>
4879 PR tree-optimization/37482
4880 * tree-vectorizer.h (struct _slp_instance): Add new field.
4881 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4882 (get_earlier_stmt): New function.
4883 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4885 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4886 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4887 asserts that GSI points to the scalar statement being vectorized.
4888 Set new statement location according to GSI.
4889 (vect_schedule_slp_instance): Use GSI of
4890 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4892 2008-09-21 Jan Hubicka <jh@suse.cz>
4894 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4895 (ipcp_insert_stage): Update dead_nodes bitmap.
4897 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4900 * config/i386/t-cygming (SHLIB_LC): Remove.
4901 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4902 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4904 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4908 * final.c (mark_symbol_ref_as_used): New helper function.
4909 (output_operand): Instead of just looking inside MEMs for
4910 SYMBOL_REFs, use new helper function and for_each_rtx.
4911 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4912 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4913 Make head comment more general.
4914 * config/darwin.c (machopic_output_indirection): Handle weak
4915 references here, like in assemble_external.
4917 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4919 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4920 (sparc_emit_float_lib_cmp): Change return type.
4921 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4922 (gen_compare_operator): New function.
4923 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4924 the comparison sequence. Minor tweaks.
4925 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4926 that the final operator and the result of sparc_emit_float_lib_cmp
4927 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4928 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4929 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4930 result of sparc_emit_float_lib_cmp match for software TFmode.
4931 (movqicc, movhicc, movsicc, movdicc): Merge into...
4932 (mov<I:mode>cc): ...this.
4933 (movsfcc, movdfcc, movtfcc): Merge into...
4934 (mov<F:mode>cc): ...this.
4935 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4937 (mov<I:mode>_cc_v9): ...this.
4938 (movdi_cc_sp64_trunc): Delete.
4939 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4940 movdi_cc_reg_sp64): Merge into...
4941 (mov<I:mode>_cc_reg_sp64): ...this.
4942 (movsf_cc_sp64): Rename into...
4943 (movsf_cc_v9): ...this.
4944 (movdf_cc_sp64): Rename into...
4945 (movdf_cc_v9): ...this.
4946 (movtf_cc_hq_sp64): Rename into...
4947 (movtf_cc_hq_v9): ...this.
4948 (movtf_cc_sp64): Rename into...
4949 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4951 2008-09-21 Diego Novillo <dnovillo@google.com>
4953 * doc/gccint.texi: Include generic.texi and gimple.texi.
4955 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4956 (GIMPLE): Move to gimple.texi.
4957 (Annotations): Remove references to to stmt_ann_t and
4959 (SSA Operands): Rename from 'Statement Operands'.
4960 * doc/generic.texi: New.
4961 * doc/gimple.texi: New.
4962 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4963 * Makefile.in (TEXI_GCCINT_FILES):
4964 * gimple.c (gimple_copy_call_skip_args): Rename from
4965 giple_copy_call_skip_args. Update all users.
4966 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4968 2008-09-21 Ira Rosen <irar@il.ibm.com>
4970 PR tree-optimization/37539
4971 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4972 statement in related statement field only for the first load of the
4973 group of loads with the same data reference.
4975 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4977 * config/mips/mips.h (TUNE_OCTEON): New macro.
4978 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4979 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4980 * config/mips/octeon.md: New file.
4981 * config/mips/mips.md: Include octeon.md. Restore
4982 semi-alphabetical order of include files.
4984 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4987 * config/i386/i386.md (*jcc_fused_1): Removed.
4988 (*jcc_fused_2): Likewise.
4989 (*jcc_fused_3): Likewise.
4990 (*jcc_fused_4): Likewise.
4992 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4994 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4995 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4996 * target.h (gcc_target): Add ira_cover_classes.
4997 * ira.c: Remove IRA_COVER_CLASSES guards.
4998 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4999 instead of IRA_COVER_CLASSES.
5000 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5001 (setup_class_translate): Likewise.
5002 (setup_reg_class_intersect_union): Likewise.
5003 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5004 test of targetm.ira_cover_classes.
5005 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5006 of IRA_COVER_CLASSES.
5007 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5008 (TARGET_INITIALIZER): Include it.
5009 * targhooks.h (default_ira_cover_classes): Declare.
5010 * targhooks.c (default_ira_cover_classes): New function.
5012 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5014 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5016 2008-09-19 Ian Lance Taylor <iant@google.com>
5018 * varasm.c (narrowing_initializer_constant_valid_p): Return
5019 NULL_TREE if ENDTYPE is not an integer.
5021 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5024 * tree-ssa.c (execute_update_addresses_taken): Also update
5025 DECL_GIMPLE_REG_P for vector and complex types.
5027 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5028 Jan Hubicka <jh@suse.cz>
5031 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5032 empty before freeing them.
5033 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5035 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5037 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5038 * config/xtensa/predicates.md (tls_symbol_operand): New.
5039 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5040 (TARGET_CANNOT_FORCE_MEM): Define.
5041 (xtensa_tls_symbol_p): New.
5042 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5043 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5044 (xtensa_tls_module_base): New.
5045 (xtensa_call_tls_desc): New.
5046 (xtensa_legitimize_tls_address): New.
5047 (xtensa_legitimize_address): Handle TLS symbols.
5048 (xtensa_tls_referenced_p_1): New.
5049 (xtensa_tls_referenced_p): New.
5050 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5052 (XTENSA_BUILTIN_THREAD_POINTER): New.
5053 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5054 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5055 builtin. Add declarations for __builtin_thread_pointer and
5056 __builtin_set_thread_pointer.
5057 (xtensa_fold_builtin): Recognize new builtins.
5058 (xtensa_expand_builtin): Expand new builtins.
5059 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5060 (TARGET_THREADPTR): Define.
5061 (HAVE_AS_TLS): Define default value.
5062 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5063 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5064 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5065 (UNSPECV_SET_TP): New.
5066 (sym_TPOFF, sym_DTPOFF): New.
5067 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5068 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5069 * configure: Regenerated.
5071 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5074 * config/ia64/ia64.c (ia64_optimization_options): Move
5075 checking and setting flag_schedule_insns_after_reload and
5076 ia64_flag_schedule_insns2 back to ...
5077 (ia64_override_options): Here.
5079 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5082 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5083 zero extend count after the correction to it is done.
5084 (doloop_optimize): Update call to doloop_modify, don't zero extend
5087 2008-09-18 Martin Jambor <mjambor@suse.cz>
5089 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5091 * ipa-prop.c: Correct comments.
5092 * ipa-prop.h: Likewise.
5094 2008-09-18 Jan Hubicka <jh@suse.cz>
5097 * ipa-reference.c (ipa_reference_local_vars_info_d,
5098 ipa_reference_global_vars_info_d,
5099 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5100 ipa_reference_vars_info_t): Move here from ipa-reference.h
5101 (node_duplication_hook_holder, node_removal_hook_holder): New.
5102 (get_reference_vars_info_from_cgraph): Rename to ...
5103 (get_reference_vars_info): ... this one, use cgraph uids.
5104 (get_local_reference_vars_info, get_global_reference_vars_info):
5105 Use cgraph instead of decl.
5106 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5108 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5109 ipa_reference_get_written_global,
5110 ipa_reference_get_not_written_global): Use cgraph argument.
5111 (check_call): Simplify avail check.
5112 (scan_stmt_for_static_refs): Update.
5113 (propagate_bits): Update.
5114 (merge_callee_local_info): Remove.
5115 (init_function_info): Use cgraph nodes.
5116 (clean_function_local_data): Break out from ...
5117 (clean_function): ... here.
5118 (copy_local_bitmap, copy_global_bitmap): New functions.
5119 (duplicate_node_data, remove_node_data): New functions.
5120 (generate_summary): Register hooks; use visibility instead of
5122 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5123 * ipa-reference.h (ipa_reference_local_vars_info_d,
5124 ipa_reference_global_vars_info_d,
5125 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5126 ipa_reference_vars_info_t): Move to ipa-reference.c
5127 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5129 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5130 ipa_reference_get_not_read_global,
5131 ipa_reference_get_not_written_global): Update prototype.
5132 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5133 (init_state): Remove.
5134 (node_duplication_hook_holder, node_removal_hook_holder): New.
5135 (get_function_state, set_function_state): Use VECtor.
5136 (analyze_function): Check body availability.
5137 (add_new_function): Likewise.
5138 (duplicate_node_data, remove_node_data): New.
5139 (generate_summary): Register hooks; do not care about clones.
5140 (propafate): Do not care about clones; recursive functions are
5142 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5143 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5144 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5146 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5147 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5148 Update call of ipa-reference accesors.
5150 2008-09-18 Simon Baldwin <simonb@google.com>
5152 * c-opts.c (c_common_handle_option): Add handling for
5153 -Wbuiltin-macro-redefined command line option.
5154 * c.opt: Added builtin-macro-redefined option.
5155 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5158 2008-09-18 Richard Guenther <rguenther@suse.de>
5160 PR tree-optimization/37258
5161 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5162 and signedness for integral types.
5163 (vn_phi_eq): Require compatible types.
5165 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5168 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5169 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5171 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5172 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5173 ggc_free other TREE_LIST nodes from that chain.
5174 * function.c (instantiate_decls): Instantiate also DECL_RTL
5175 of vars in cfun->local_decls, free that list afterwards.
5177 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5179 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5180 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5182 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5184 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5185 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5187 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5189 PR tree-optimization/37102
5190 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5191 from a node. Check to see if another PHI is dead.
5192 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5193 remove real PHIs which have no uses.
5194 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5196 2008-09-18 Richard Guenther <rguenther@suse.de>
5199 * tree-cfg.c (remove_useless_stmts_1): Remove
5200 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5202 2008-09-18 Nick Clifton <nickc@redhat.com>
5204 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5205 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5206 to frv_secondary_reload_class.
5207 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5208 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5209 (frv_secondary_reload_class): Omit unused parameter.
5210 (frv_secondary_reload): New function. Handle the case when
5211 secondary_reload_class() is called before the reload_(in|out)
5212 _optabs have been initialised.
5213 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5215 * config/frv/frv.md: Define an exclusion set between fr550_m0
5218 2008-09-18 Richard Guenther <rguenther@suse.de>
5220 PR tree-optimization/37456
5221 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5222 want to insert after ends a BB insert on the single fallthru
5225 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5227 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5228 Mention -march=z9-109, z9-ec and z10.
5230 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5232 PR rtl-optimization/37544
5233 * regrename.c (maybe_mode_change): Exit early when copy_mode
5234 is narrower than orig_mode and narrower than new_mode.
5236 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5239 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5241 * sched-rgn.c (ref_counts): Remove.
5242 (insn_referenced): New static variable.
5243 (INSN_REF_COUNT): Remove.
5244 (sched_run_compute_dependencies): Use insn_referenced instead of
5246 (add_branch_dependences): Likewise. Delete dead assignment.
5248 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5250 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5251 consumer is an asm. Add comment why this is important.
5252 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5253 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5255 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5257 * expr.c (emit_group_store): Do not shift before moving via a
5260 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5262 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5263 from aggregate to non-aggregate type if the bit pattern is not fully
5264 preserved afterwards.
5266 2008-09-17 Richard Guenther <rguenther@suse.de>
5268 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5269 (verify_gimple_assign): ... this. Split into ...
5270 (verify_gimple_assign_unary): ... this,
5271 (verify_gimple_assign_binary): ... that,
5272 (verify_gimple_assign_single): ... and this.
5273 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5274 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5275 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5276 (verify_types_in_gimple_reference): Be forgiving with
5278 (verify_gimple_phi): Deal with virtual operands.
5280 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5282 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5284 * tree.c (get_callee_fndecl): Don't call the language hook.
5285 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5286 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5287 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5289 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5291 * tree.c (protected_set_expr_location): Don't unnecessarily
5292 check for error_mark_node.
5294 2008-09-17 Art Haas <ahaas@impactweather.com>
5296 * ipa-reference.c (analyze_function): Declare step only if
5297 ENABLE_CHECKING is defined.
5299 2008-09-17 Jan Hubicka <jh@suse.cz>
5302 * tree.h (DECL_INLINE): remove.
5303 (DECL_DECLARED_INLINE_P): Update docs.
5304 (DECL_NO_INLINE_WARNING_P): new.
5305 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5306 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5308 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5309 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5312 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5315 2008-09-17 Jan Hubicka <jh@suse.cz>
5317 * ipa-reference.c (ipa_obstack): Remove.
5318 (local_info_obstack, global_info_obstack): New.
5319 (add_static_var): We now handle variables only.
5320 (mark_address_taken, mark_load, mark_store): New functions based on ...
5321 (check_operand): ... remove.
5322 (get_asm_stmt_operands): Rename to ...
5323 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5324 (scan_stmt_for_static_refs): Rewrite.
5325 (scan_op_for_static_refs): Rename to ...
5326 (scan_initializer_for_static_refs): do not look for VAR_DECL
5327 initializers; stop recursion on types and decls.
5328 (ipa_init): Use proper obstacks.
5329 (analyze_variable): Use scan_initializer_for_static_refs.
5330 (init_function_info): Use local obstack.
5331 (analyze_function): Simplify.
5332 (add_new_function): We don't need visited_nodes obstack.
5333 (generate_summary): Use proper obstacks; cleanup after propagation.
5335 2008-09-17 Richard Guenther <rguenther@suse.de>
5338 PR tree-optimization/37491
5339 * alias.c (get_alias_set): Use the canonical type.
5340 * tree-vect-transform.c (vectorizable_store): Use the type of
5341 the lhs for the vector type. Adjust checking.
5342 (vectorizable_load): Adjust checking.
5344 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5345 Adam Nemet <anemet@caviumnetworks.com>
5347 PR rtl-optimization/37483
5348 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5349 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5350 Rearrange code to better match the original comment. Check
5351 t_unconditional first. Improve comment.
5353 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5356 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5357 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5360 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5361 GIMPLE_TRY if cleanup sequence is empty.
5363 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5366 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5367 eliminate IV if the cost are the same.
5369 2008-09-16 Richard Guenther <rguenther@suse.de>
5372 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5375 2008-09-16 Richard Guenther <rguenther@suse.de>
5377 PR tree-optimization/37508
5378 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5380 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5382 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5384 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5386 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5387 use gen_floatdidf2 directly.
5388 (floatunssidf2): Likewise.
5389 (floatsidf_ppc64_mfpgpr): Remove.
5390 (floatsidf_ppc64): Remove.
5391 (floatunssidf_ppc64): Remove.
5393 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5395 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5396 rather than update_cost_queue.
5398 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5399 in every call starting with the second one, instead of only when
5400 alias_bitmap_obstack.elements != NULL.
5402 * tree-predcom.c (filter_suitable_components): Free all refs in
5403 act->refs vector before calling release_component.
5404 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5406 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5408 * tree-loop-linear.c (linear_transform_loops): Initialize
5409 lambda_obstack only after calling perfect_loop_nest_depth.
5410 Goto free_and_continue instead of just continue for later failures.
5413 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5416 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5418 2008-09-14 Andreas Schwab <schwab@suse.de>
5420 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5422 2008-09-14 Jan Hubicka <jh@suse.cz>
5424 * invoke.texi (-fconserve-stack): Document.
5425 * opts.c (decode_options): Handle conserve_stack.
5426 * common.opt (fconvserve_stack): New.
5428 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5430 * config.host: Add x-aix to host_xmake_file.
5431 * config/rs6000/t-aix52: Do not override LDFLAGS.
5432 * config/rs6000/x-aix: New file.
5434 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5440 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5441 is not recognized as a valid register usage. Allow REG_X to be used
5443 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5444 forces a reload when using a base register.
5446 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5448 * config/i386/cygming-crtend.c (register_frame_ctor): If
5449 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5450 directly with atexit.
5451 (deregister_frame_ctor): Rename to ...
5452 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5453 if !DEFAULT_USE_CXA_ATEXIT.
5455 2008-09-13 Jan Hubicka <jh@suse.cz>
5457 * cgraph.c: Include value-prof.h
5458 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5460 2008-09-13 Jan Hubicka <jh@suse.cz>
5463 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5464 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5465 tree_gen_one_value_profiler, tree_gen_average_profiler,
5466 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5468 2008-09-13 Jan Hubicka <jh@suse.cz>
5470 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5471 too many bytes on misalligned blocks.
5473 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5475 * doc/cfg.texi: Fix some typos.
5476 * doc/extend.texi: Likewise.
5477 * doc/install.texi: Likewise.
5478 * doc/invoke.texi: Likewise.
5479 * doc/rtl.texi: Likewise.
5480 * doc/tree-ssa.texi: Likewise.
5482 2008-09-13 Richard Guenther <rguenther@suse.de>
5485 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5486 gimple stores for memory rhs.
5488 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5490 PR rtl-optimization/37489
5491 * cse.c (fold_rtx): Don't return const_true_rtx for float
5492 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5494 2008-09-13 Jan Hubicka <jh@suse.cz>
5496 PR tree-optimization/37392
5497 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5499 2008-09-13 Martin Jambor <mjambor@suse.cz>
5500 Jan Hubicka <jh@suse.cz>
5502 * cgraph.c (free_edges): New variable.
5503 (NEXT_FREE_EDGE): New macro.
5504 (cgraph_free_edge): New function.
5505 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5506 (cgraph_node_remove_callees): Likewise.
5507 (cgraph_node_remove_callers): Likewise.
5508 (cgraph_create_edge): Reuse edges from the free list. Do not
5509 update uid if doing so.
5510 (cgraph_remove_*_hook): Add free call.
5512 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5514 * ira-color.c (conflict_allocno_vec): Delete.
5515 (update_cost_queue_elem): New structure.
5516 (update_cost_queue): New variable.
5517 (update_cost_queue_tail): Likewise.
5518 (update_cost_queue_elems): Likewise.
5519 (allocno_update_cost_check): Delete.
5520 (initiate_cost_update): Allocate update_cost_queue_elems
5521 instead of allocno_update_cost_check.
5522 (finish_cost_update): Update the free()s accordingly.
5523 (start_update_cost): New function.
5524 (queue_update_cost): Likewise.
5525 (get_next_update_cost): Likewise.
5526 (update_copy_costs_1): Inline into...
5527 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5528 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5529 once we've established they are equal. Don't allocate update
5530 costs if there is nothing to add to them.
5531 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5532 DIVISOR arguments. Use a queue instead of recursive calls;
5533 process all the allocnos in the initial queue, rather than
5535 (assign_hard_reg): Use queue_update_cost instead of
5536 conflict_allocno_vec. Queue coalesced allocnos instead
5537 of calling update_conflict_hard_regno_costs for each one.
5538 Just call update_conflict_hard_regno_costs once for the
5540 (ira_color): Remove conflict_allocno_vec handling.
5542 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5544 PR tree-optimization/37484
5545 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5546 (save_var_name): Same.
5547 (initialize_cloog_names): Same.
5548 (initialize_cloog_names): Same.
5550 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5552 * tree-scalar-evolution.c (set_instantiated_value): Set
5555 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5559 * ira-build.c (common_loop_tree_node_dominator): Remove.
5560 (copy_live_ranges_to_removed_store_destinations): New function.
5561 (regno_top_level_allocno_map): Move to top level from ...
5562 (ira_flattening): ... here. Use
5563 copy_live_ranges_to_removed_store_destinations.
5565 * ira-emit.c (generate_edge_moves): Fix a comment.
5567 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5570 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5571 scratch register after 'set' pattern.
5573 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5575 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5576 information passed to mark_reg_pointer.
5577 * explow.c (force_reg): Likewise.
5579 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5581 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5582 when building for the celledp architecture.
5584 2008-09-12 Richard Guenther <rguenther@suse.de>
5586 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5588 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5590 PR rtl-optimization/37424
5591 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5592 the regnos instead of the addresses.
5594 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5596 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5598 2008-09-11 Richard Guenther <rguenther@suse.de>
5600 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5601 entering the weaker equivalence recording.
5603 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5605 2008-09-11 Jeff Law <law@redhat.com>
5607 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5608 by assign_stack_local on the IRA path for stack slot sharing
5609 as well as the non-IRA path.
5611 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5613 * config/i386/i386.h: Fix whitespace issues.
5615 2008-09-11 Martin Jambor <mjambor@suse.cz>
5617 * ipa-prop.h (struct ipa_param_flags): Removed.
5618 (struct ipa_param_descriptor): New structure.
5619 (struct ipa_node_params): ipcp_lattices, param_decls and
5620 param_flags moved to ipa_param_description.
5621 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5622 descriptors. Renamed all users.
5623 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5624 changed to access descriptors. Renamed all users.
5625 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5626 to access descriptors. Renamed all users.
5627 * ipa-cp.c (ipcp_init_cloned_node): Call
5628 ipa_initialize_node_params instead of ipa_count_formal_params and
5629 ipa_create_param_decls_array.
5630 (ipcp_analyze_node): Likewise.
5631 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5632 descriptors. Renamed all users.
5633 (ipcp_initialize_node_lattices): Remove allocation.
5634 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5635 ipa_initialize_node_params instead of ipa_count_formal_params and
5636 ipa_create_param_decls_array.
5637 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5638 ipa_populate_param_decls, made static, added parameter info,
5639 renamed mt to node, removed allocation, changed to use
5641 (ipa_count_formal_params): Made static, added parameter info,
5643 (ipa_initialize_node_params): New function.
5644 (ipa_check_stmt_modifications): Changed to use descriptors.
5645 (ipa_detect_param_modifications): Removed allocation, changed to
5647 (ipa_note_param_call): Changed to use descriptors.
5648 (ipa_analyze_params_uses): Removed allocation.
5649 (ipa_free_node_params_substructures): Changed to use descriptors.
5650 (ipa_edge_duplication_hook): Use the unused attribute.
5651 (ipa_node_duplication_hook): Use the unused attribute, changed to
5652 use descriptors, changed to duplicate descriptors.
5654 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5655 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5656 indirect inlining. Made static.
5657 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5658 functions called only once.
5659 (cgraph_decide_recursive_inlining): Don't call
5660 ipa_propagate_indirect_call_infos, pass new_edges to
5661 cgraph_mark_inline_edge instead.
5662 (cgraph_decide_inlining_of_small_functions): Don't call
5663 ipa_propagate_indirect_call_infos, pass new_edges to
5664 cgraph_mark_inline_edge instead.
5665 (cgraph_decide_inlining): Don't call
5666 ipa_propagate_indirect_call_infos.
5667 * ipa-prop.c: Check that vectors are allocated.
5669 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5670 iff a new cgraph edges have been created.
5671 (cgraph_decide_inlining): New variable redo_always_inline.
5672 Flattening and always_inlining loop until callgraph stabilizes.
5673 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5674 true iff new cgraph edges have been created.
5675 (propagate_info_to_inlined_callees): Likewise.
5676 (ipa_propagate_indirect_call_infos): Likewise.
5678 2008-09-11 Richard Guenther <rguenther@suse.de>
5680 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5681 (set_prologue_iterations): Likewise.
5682 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5684 (vect_update_init_of_dr): Likewise.
5685 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5687 * fold-const.c (fold_unary): Do not generate calculations
5690 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5692 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5693 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5694 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5696 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5698 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5699 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5700 before finalizing the changes.
5701 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5703 (simplify_truth_ops_using_ranges): New.
5704 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5705 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5706 whether a simplification was made.
5707 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5708 use a switch statement and also call simplify_truth_ops_using_ranges.
5710 2008-09-11 Jan Hubicka <jh@suse.cz>
5712 * ggc-common.c (loc_array): Make static.
5713 * dce.c (rest_of_handle_ud_dce): Free worklist.
5715 2008-09-11 Jan Hubicka <jh@suse.cz>
5717 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5718 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5719 function so we are sure we do not dangle it forever.
5720 * function.c (outer_function_chain, find_function_data): Remove.
5721 (function_context_stack): New.
5722 (push_function_context, pop_function_context): Update.
5723 * function.h (struct function): Remove pointer outer.
5724 (outer_function_chain, find_function_data): Remove.
5725 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5727 2008-09-11 Jan Hubicka <jh@suse.cz>
5730 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5732 2008-09-11 Jan Hubicka <jh@suse.cz>
5734 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5736 2008-09-11 Jan Hubicka <jh@suse.cz>
5738 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5739 (free_var_map_entry): New function.
5740 (redirect_edge_var_map_destroy): Use it.
5742 2008-09-11 Jan Hubicka <jh@suse.cz>
5745 * tree-inline.c (add_lexical_block): Replace with ...
5746 (prepend_lexical_block): ... prepend at begginig.
5747 (remap_blocks): Use it and reverse later.
5748 (expand_call_inline): Use prepend_lexical_block.
5750 2008-09-11 Jan Hubicka <jh@suse.cz>
5752 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5754 2008-09-11 Jan Hubicka <jh@suse.cz>
5756 * function.c (free_after_compilation): Call insn_locators_free.
5757 * cfglayout.c (insn_locators_free): New function.
5758 * rtl.h (insn_locators_free): Declare.
5760 2008-09-11 Jan Hubicka <jh@suse.cz>
5762 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5764 (cond_move_process_if_block): Update call.
5766 2008-09-11 Jan Hubicka <jh@suse.cz>
5768 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5769 * vec.c: Include hashtab.h
5770 (vec_descriptor, ptr_hash_entry): New structures.
5771 (vec_desc_hash, vec_ptr_map): New static variables.
5772 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5773 register_overhead, free_overhead, vec_heap_free): New functions.
5774 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5775 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5776 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5779 2008-09-11 Ira Rosen <irar@il.ibm.com>
5781 PR tree-optimization/37474
5782 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5783 length of load permutation.
5785 2008-09-11 Andreas Schwab <schwab@suse.de>
5787 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5789 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5792 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5793 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5794 simplify_gen_subreg.
5796 2008-09-11 Ira Rosen <irar@il.ibm.com>
5798 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5801 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5804 * gimplify.c (gimplify_body): Call default_rtl_profile.
5807 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5808 instead of tok->val.node if not expanding to something else. Handle
5809 intervening CPP_PADDING tokens.
5810 (altivec_categorize_keyword): Remove unneeded comparisons.
5812 2008-09-10 Richard Guenther <rguenther@suse.de>
5814 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5816 2008-09-10 Richard Guenther <rguenther@suse.de>
5819 * tree-inline.c (insert_init_stmt): Make sure to not
5820 insert invalid gimple stores.
5822 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5824 PR tree-optimization/37388
5825 * toplev.c (process_options): Fail and warn when graphite
5826 flags are used, but the compiler has not been configured
5827 with graphite libraries.
5828 * graphite.c (graphite_transform_loops): Remove printfs
5829 to dump_file for the case when graphite is not available.
5831 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5834 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5835 the even element into register.
5836 (ix86_expand_vector_init_general): Don't use
5837 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5838 if we can't move from GPR to SSE register directly.
5840 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5842 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5843 not lose track of the number of NOPs needed. Number of NOPs needed
5844 for sync vs. loads workaround was switched; corrected. Run second
5845 pass for all workarounds. No NOPs needed after call insns. Change
5846 second pass to use find_next_insn_start and find_load helpers in order
5847 to properly detect parallel insns.
5848 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5850 2008-09-10 Jan Hubicka <jh@suse.cz>
5852 * value-prof.c (gimple_ic): Fix tuplification bug.
5853 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5856 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5858 PR tree-optimization/37353
5859 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5860 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5861 calls instead of cond_dead_built_in_calls.
5862 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5863 initalize the vector only before adding first entry. Use VEC_safe_push
5864 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5865 shrink_wrap_conditional_dead_built_in_calls call.
5867 2008-09-10 Ira Rosen <irar@il.ibm.com>
5869 PR tree-optimization/37385
5870 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5871 argument, and use it as a vector type if not NULL.
5872 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5874 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5875 additional argument.
5876 (vectorizable_load): Likewise.
5878 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5880 * config/i386/i386.md (SWI32): New mode iterator.
5881 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5884 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5886 PR rtl-optimization/37435
5887 * caller-save.c (insert_restore, insert_save): Check the mode by
5890 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5893 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5895 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5898 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5900 * doc/invoke.texi (ARM Options): Correct errors in discussion
5901 of -mfloat-abi, -mhard-float, and -msoft-float.
5903 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5904 Jan Hubicka <jh@suse.cz>
5907 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5908 calling gimple_regimplify_operands on it. Iterate over all newly
5909 added statements, not just the last one.
5910 (insert_init_stmt): Insert stmt into seq first, then call
5911 gimple_regimplify_operands on it. Don't create new gimplification
5912 context, nor find referenced vars.
5914 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5917 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5918 to pointer to vector pointer.
5919 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5920 propagate_info_to_inlined_callees): Likewise.
5921 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5922 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5923 ipa_check_create_edge_args.
5924 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5925 argument to pointer to vector pointer.
5926 (cgraph_decide_inlining_of_small_function): Adjust
5927 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5931 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5932 optimizing for size, not speed.
5934 PR rtl-optimization/37408
5935 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5936 if parm is promoted.
5938 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5940 PR tree-optimization/37375
5941 * tree-scalar-evolution.c (scev_info_str): Add field
5943 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5944 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5945 set_instantiated_value): Pass instantiated_below.
5946 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5948 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5949 the definitions are not instantiated.
5951 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5952 (block_before_loop): New.
5953 * tree-data-ref.c (dr_analyze_indices): Update uses of
5955 * graphite.c (block_before_scop): New.
5956 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5957 basic block, not a loop for determining the parameters.
5958 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5960 (idx_record_params, find_params_in_bb, find_scop_parameters,
5961 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5962 to instantiate_scev.
5964 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5966 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5970 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5972 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5973 Check zero freq and increase if necessary.
5975 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5977 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5978 regno is in the right range. Add comments.
5980 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5982 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5984 * mips-tfile.c (copy_object): Cast alloca result to int *.
5985 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5987 Rename class to sclass.
5988 (read_tfile): Cast read_seek return values to proper types.
5989 Cast xcalloc return value to proper type.
5991 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5993 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5994 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5995 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5997 2008-09-09 Jan Hubicka <jh@suse.cz>
5999 * profile.c (is_edge_inconsistent): Add debug output; ignore
6000 negative count on fake edges.
6001 (is_inconsistent): Add debug output.
6003 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6005 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6007 (choose_ready): When first insn is chosen from the ready list, also
6010 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6012 PR rtl-optimization/37360
6013 * haifa-sched.c (max_issue): Do not assert that we never issue more
6014 insns than issue_rate. Add comment.
6016 2008-09-09 Richard Guenther <rguenther@suse.de>
6018 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6019 (verify_types_in_gimple_call): Rename to ...
6020 (verify_gimple_call): ... this. Enhance.
6021 (verify_types_in_gimple_cond): Remove.
6022 (verify_gimple_comparison): New function ...
6023 (verify_types_in_gimple_assign): ... split out from here.
6024 (verify_types_in_gimple_return): Rename to ...
6025 (verify_gimple_return): ... this. Enhance.
6026 (verify_types_in_gimple_switch): Rename to ...
6027 (verify_gimple_switch): ... this. Enhance.
6028 (verify_gimple_goto): New function.
6029 (verify_types_in_gimple_phi): Rename to ...
6030 (verify_gimple_phi): ... this. Enhance.
6031 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6032 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6033 (verify_types_in_gimple_seq_2): Remove cases handled in
6034 verify_types_in_gimple_stmt.
6036 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6038 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6039 (push_multiple_operation, pop_multiple_operation): Set it.
6040 (workaround_rts_anomaly): New function.
6041 (workaround_speculation): New function, broken out of bfin_reorg.
6042 (bfin_reorg): Call the new functions.
6044 2008-09-09 Richard Guenther <rguenther@suse.de>
6048 * gimplify.c (gimplify_conversion): Change conversions of
6049 non-register type to VIEW_CONVERT_EXPRs.
6050 (gimplify_addr_expr): If we need to make the operand
6051 addressable make sure to use a properly initialized
6052 temporary for that so it gets a valid gimple store.
6054 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6056 * function.h (struct function): Add function_start_locus.
6057 * cfgexpand.c (gimple_expand_cfg): Use it.
6058 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6060 2008-09-09 Richard Guenther <rguenther@suse.de>
6062 PR tree-optimization/37433
6063 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6066 2008-09-09 Richard Guenther <rguenther@suse.de>
6068 PR tree-optimization/37387
6069 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6070 and bits to a common type.
6072 2008-09-09 Nick Clifton <nickc@redhat.com>
6074 * config/v850/v850.md (return): Restore frame size restriction.
6076 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6078 * c-common.c (c_expand_decl): Remove.
6079 * c-common.h (anon_aggr_type_p): Remove prototype.
6080 (DECL_ANON_UNION_ELEMS): Remove.
6081 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6082 * c-decl.c (anon_aggr_type_p): Remove.
6083 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6084 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6085 * langhooks.h (struct lang_hooks): Remove expand_decl.
6086 * langhooks.c (lhd_expand_decl): Remove.
6087 * stmt.c (expand_anon_union_decl): Remove.
6088 * tree.h (expand_anon_union_decl): Remove prototype.
6090 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6093 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6095 * config/avr/avr.md (QISI) : Define mode iterator.
6096 (negated_tst<mode>) : Redefine as split using mode macro.
6097 (reversed_tstqi): Define insn as reversed compare with zero.
6098 (reversed_tsthi): Ditto.
6099 (reversed_tstsi): Ditto.
6101 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6104 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6105 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6108 * predict.c (optimize_function_for_size_p): Don't segfault if
6110 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6111 tree_swap_operands_p): Don't test cfun != NULL before calling
6112 optimize_function_for_s*_p.
6114 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6116 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6119 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6121 * crx/crx.h (IRA_COVER_CLASSES): Define.
6123 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6126 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6127 even when a stmt has been gimple_modified_p, but after fold_stmt is
6128 not any longer. Remove unneeded may_have_exposed_new_symbols
6131 2008-09-08 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/37421
6134 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6137 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6140 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6142 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6145 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6146 * pa-hpux10.h (LINK_SPEC): Likewise.
6147 * pa-hpux11.h (LINK_SPEC): Likewise.
6149 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6151 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6152 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6154 2008-09-07 Helge Deller <deller@gmx.de>
6156 * pa/linux-atomic.c: New file.
6157 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6158 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6160 2008-09-07 Richard Guenther <rguenther@suse.de>
6161 Ira Rosen <irar@il.ibm.com>
6163 PR tree-optimization/36630
6164 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6165 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6167 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6168 Ira Rosen <irar@il.ibm.com>
6170 PR tree-optimization/35642
6171 * config/rs6000/altivec.md (mulv8hi3): Implement.
6173 2008-09-06 Jeff Law <law@redhat.com>
6175 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6177 2008-09-06 Jan Hubicka <jh@suse.cz>
6179 PR tree-optimization/14703
6180 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6182 * passes.c (init_optimization_passes): Recompute inline parameters.
6184 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6186 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6189 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6190 Peter Fuerst <post@pfrst.de>
6192 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6193 * doc/extend.texi: Document __builtin_mips_cache.
6194 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6195 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6196 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6197 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6198 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6199 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6200 (set_push_mips_isas): New variable.
6201 (mips_r10k_cache_barrier): New variable.
6202 (cache): New availability predicate.
6203 (mips_builtins): Add an entry for __builtin_mips_cache.
6204 (mips_build_cvpointer_type): New function.
6205 (MIPS_ATYPE_CVPOINTER): New macro.
6206 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6208 (r10k_simplified_address_p, r10k_simplify_address)
6209 (r10k_uncached_address_p, r10k_safe_address_p)
6210 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6211 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6212 (r10k_insert_cache_barriers): New functions.
6213 (mips_reorg_process_insns): Delete cache barriers after a
6214 branch-likely instruction.
6215 (mips_reorg): Call r10k_insert_cache_barriers.
6216 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6217 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6218 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6219 (mips_cache, r10k_cache_barrier): New define_insns.
6221 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6223 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6224 * ira-color.c (setup_allocno_left_conflicts_num): Use
6225 hard_reg_set_equal_p instead of a comparison with
6226 ira_zero_hard_reg_set.
6227 * ira.c (setup_reg_subclasses): Likewise.
6228 (setup_cover_and_important_classes): Likewise.
6229 (setup_class_translate): Likewise.
6230 (setup_reg_class_intersect_union): Likewise.
6231 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6232 (ira_init_once): Don't initialize them.
6234 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6236 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6238 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6240 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6242 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6244 Improved branch hints, safe hints, and scheduling.
6246 * haifa-sched.c (sched_emit_insn) : Define.
6247 * sched-int.h (sched_emit_insn) : Add prototype.
6248 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6249 -mhint-max-distance -msafe-hints) : Document.
6250 * config/spu/spu.c (spu_flag_var_tracking): New.
6251 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6252 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6253 TARGET_ASM_FILE_START): Define.
6254 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6255 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6256 (spu_emit_branch_hint): Add blocks argument.
6257 (insert_branch_hints, insert_nops): Remove.
6258 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6259 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6260 spu_sched_reorder, asm_file_start): New functions.
6261 (clock_var, spu_sched_length, pipe0_clock,
6262 pipe1_clock, prev_clock_var, prev_priority,
6263 spu_ls_first, prev_ls_clock): New static variables.
6264 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6265 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6266 (nopn_nv): Add a non-volatile version of nop.
6267 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6268 -mhint-max-distance, -msafe-hints): New options.
6270 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6271 Samuel Tardieu <sam@rfc1149.net>
6273 * opts.c (decode_options): Combine nested if statements.
6276 * opts.c (decode_options): Handle more relationships among
6277 unit-at-a-time, toplevel-reorder, and section-anchors.
6279 2008-09-05 David Daney <ddaney@avtrex.com>
6281 * doc/install.texi (--enable-reduced-reflection): Document new option.
6283 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6285 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6287 (constantpool_operand): New.
6288 (move_operand): Disallow sub-word modes for the constant pool.
6289 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6290 (xtensa_secondary_reload_class): Replace with....
6291 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6292 Set icode for sub-word reloads from the constant pool.
6293 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6294 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6295 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6296 * config/xtensa/xtensa-protos.h: Update prototypes.
6298 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6300 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6301 (REG_CLASS_NAMES): Update.
6302 (REG_CLASS_CONTENTS): Update.
6303 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6304 of ALL_REGS for regs 77 and 78.
6305 * function.c (instantiate_virtual_regs_in_insn): Assert that
6306 return value of simplify_gen_subreg is not NULL.
6308 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6310 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6311 (gen_rtvec_v): Fix coding standards.
6313 2008-09-04 Jan Hubicka <jh@suse.cz>
6315 * i386.c (decide_alg): Be more conservative about optimizing for size.
6317 2008-09-04 Ian Lance Taylor <iant@google.com>
6319 * varasm.c (narrowing_initializer_constant_valid_p): New
6321 (initializer_constant_valid_p): Call it.
6323 2008-09-04 Jeff Law <law@redhat.com>
6325 * fold-const.c (native_encode_real): Fix computation of WORDS.
6326 (native_interpret_real): Likewise.
6328 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6330 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6332 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6334 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6335 that the cost is already taken into account in ira-costs.c
6337 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6339 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6340 ira_debug_copies): New.
6341 (ira_bulid): Call print_copies.
6343 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6345 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6348 * config/rs6000/rs6000.c (optimization_options): Remove check of
6349 flag_toplevel_order.
6351 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6353 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6354 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6355 second operand is a reg_imm10_operand.
6356 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6357 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6358 (*seq_<GPR:mode><GPR2:mode>): Rename to
6359 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6361 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6362 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6364 (*sne_<GPR:mode><GPR2:mode>): Rename to
6365 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6368 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6370 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6371 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6372 combining an arithmetic right shift by more than 31 and a
6373 trunction. Don't match for out-of-range shift amounts. Set
6374 attribute mode to <MODE>.
6375 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6376 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6377 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6378 shifts by less than 32.
6379 (extv): Change predicate on first operand to accept registers.
6380 Change predicate of the other operands from immediate_operand to
6381 const_int_operand. Expand exts when source is a register.
6382 (extzv): Change predicate of the constant operands from
6383 immediate_operand to const_int_operand.
6384 (extzv<mode>): Change predicate of the constant operands from
6385 immediate_operand to const_int_operand and no constraint. Also
6387 (*extzv_trunc<mode>_exts): New pattern.
6389 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6391 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6392 * config/mips/mips-protos.h (mask_low_and_shift_p,
6393 mask_low_and_shift_len): Declare.
6394 * config/mips/mips.c (mask_low_and_shift_p,
6395 mask_low_and_shift_len): New functions.
6396 (mips_print_operand): Handle new operand prefix "m".
6397 * config/mips/mips.md (*cins<mode>): New pattern.
6399 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6401 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6402 optimizing for size.
6404 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6406 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6407 regardless of epilogue_completed.
6409 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6412 * ira-lives.c (process_bb_node_lives): Check setjmp.
6414 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6417 * ira-build.c (form_loop_tree): Reverse BB walk.
6418 (create_bb_allocnos): Likewise.
6419 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6420 (mark_reg_store): Rename to...
6421 (mark_ref_live): ...this and take a df_ref argument instead of
6422 note_stores arguments. Assert that we have a register.
6423 (mark_reg_clobber): Delete.
6424 (def_conflicts_with_inputs_p): New function.
6425 (mark_reg_conflicts): Delete.
6426 (mark_reg_death): Rename to...
6427 (mark_ref_dead): ...this and take a df_ref argument instead of
6428 a register. Assert that we have a register.
6429 (process_bb_node_lives): Hoist frequency calculation out of
6430 instruction walk. Convert from a forwards scan to a backwards scan.
6431 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6432 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6433 (create_allocno_live_ranges): Don't create regs_set.
6435 2008-09-04 Ian Lance Taylor <iant@google.com>
6437 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6438 or REG_LABEL_TARGET.
6439 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6440 comparing MODE with MEM.
6441 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6442 comparing with GF_PREDICT_TAKEN.
6443 (gimple_get_lhs): Change code to enum gimple_code.
6444 (gimple_set_lhs): Likewise.
6445 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6446 * omp-low.c (find_omp_clause): Change kind parameter to enum
6448 * tree-flow.h (find_omp_clause): Update declaration.
6449 * regrename.c (clear_dead_regs): Change kind parameter to enum
6451 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6453 * see.c (see_get_extension_data): Change return type to enum
6454 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6455 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6456 (see_gen_normalized_extension): Change extension_code parameter to
6458 (see_seek_pre_extension_expr): Change extension_code to enum
6460 (see_merge_one_def_extension): Likewise.
6461 (see_handle_relevant_defs): Likewise.
6462 (see_handle_relevant_uses): Likewise.
6463 (see_analyze_one_def): Likewise.
6464 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6465 GIMPLE_ASM rather than ASM_EXPR.
6466 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6467 GIMPLE_RETURN rather than RETURN_EXPR.
6468 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6469 (evaluate_stmt): Likewise.
6470 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6471 to enum vect_relevant.
6472 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6473 compare gimple codes with tree codes.
6475 2008-09-04 Paul Brook <paul@codesourcery.com>
6477 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6479 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6481 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6482 pointer check lost in the recent no-unit-at-a-time patch.
6484 2008-09-04 Jan Hubicka <jh@suse.cz>
6487 * tree-switch-conversion.c (check_final_bb): Accept only IP
6490 2008-09-04 Jan Hubicka <jh@suse.cz>
6492 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6494 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6495 using_ranges argument.
6496 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6497 (vrp_visit_cond_stmt): Update call of
6498 vrp_evaluate_conditional_warnv_with_ops
6500 2008-09-04 Jan Hubicka <jh@suse.cz>
6502 PR tree-optimization/37345
6503 PR tree-optimization/37358
6504 PR tree-optimization/37357
6505 * tree.c (build_function_type_skip_args): Build distinct type copy;
6507 (build_function_decl_skip_args): Set type of new decl not orig decl;
6508 clear DECL_VINDEX for methods turned into functions.
6510 2008-09-04 Nick Clifton <nickc@redhat.com>
6512 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6513 * configure: Regenerate.
6514 * config.in: Regenerate.
6515 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6516 alignment field, if it is supported.
6518 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6520 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6523 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6525 * config/rs6000/rs6000.c (processor_target_table): Do not
6526 enable VMX for POWER6.
6528 2008-09-03 Anton Blanchard <anton@samba.org>
6530 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6531 emit memory barrier before operation.
6533 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6536 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6537 default_elf_asm_output_external.
6539 2008-09-03 Jeff Law <law@redhat.com>
6541 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6543 2008-09-03 Richard Henderson <rth@redhat.com>
6545 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6546 memory barrier to below the test-and-set.
6547 (alpha_split_lock_test_and_set_12): Likewise.
6549 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6553 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6556 * ira-color.c (print_loop_title): Use all_allocnos.
6557 (color_pass): Ditto. Don't add border_allocnos. Check that
6558 subloop allocno in the correspdoning bitmap all_allocnos.
6560 * ira-emit.c (change_loop): Use all_allocnos.
6562 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6563 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6564 (create_cap_allocno): Remove setting mentioned_allocnos.
6565 (create_insn_allocnos): Ditto.
6566 (remove_unnecessary_allocnos): Use all_allocnos.
6567 (check_allocno_creation): Check that allocnos are in the
6568 corresponding bitmap all_allocnos.
6570 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6574 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6575 (process_regs_for_copy): Process subregs. Refine check when cost
6576 is taken into account in ira-costs.c.
6577 (process_reg_shuffles): Use REG_SUBREG_P.
6578 (add_insn_allocno_copies): Ditto. Ignore modes.
6580 * ira-color.c (conflict_allocno_vec): New.
6581 (COST_HOP_DIVISOR): New macro.
6582 (update_copy_costs_1): Use it.
6583 (update_conflict_hard_regno_costs): New function.
6584 (assign_hard_reg): Use it.
6585 (ira_color): Allocate and free conflict_allocno_vec.
6587 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6591 * ira-int.h (ira_sort_insn_chain): Remove.
6593 * ira.c (basic_block_order_nums, chain_insn_order,
6594 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6595 (ira): Don't call ira_sort_insn_chain.
6597 * reload1.c (reload): Don't call ira_sort_insn_chain.
6599 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6602 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6603 which become non throw.
6604 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6605 update_call_expr after updating the flags on the decl.
6607 2008-09-03 Jan Hubicka <jh@suse.cz>
6609 PR tree-optimization/37315
6610 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6611 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6612 (cgraph_analyze_functions): Use node->analyzed
6613 (cgraph_mark_functions_to_output): Likewise.
6614 (cgraph_expand_function): All functions can be released after
6616 (cgraph_optimize): Use gimple_has_body_p.
6617 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6618 (cgraph_decide_inlining_incrementally): Likewise.
6619 (inline_transform): Inline transform.
6620 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6622 (inlinable_function_p): Drop gimple_body check.
6623 (expand_call_inline): Use gimple_has_body_p.
6624 * gimple.c (gimple_has_body_p): New.
6625 * gimple.h (gimple_has_body_p): Add prototype.
6626 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6627 (dump_function_to_file): Use gimple_has_body_p check.
6629 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6632 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6634 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6636 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6638 From Michael Frysinger <michael.frysinger@analog.com>
6639 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6640 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6643 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6646 * doc/extend.texi: Document picoChip builtin functions.
6647 * doc/invoke.texi: Document picoChip options.
6648 * doc/contrib.texi: Add picoChip contribution.
6649 * doc/md.texi: Document picoChip constraints.
6650 * config.gcc: Add picochip-*-*.
6651 * config/picochip/: Add new port.
6653 2008-09-03 Richard Guenther <rguenther@suse.de>
6655 PR tree-optimization/37328
6656 * tree-sra.c (sra_build_assignment): Gimplify properly.
6657 (generate_copy_inout): Take the correct stmt as definition,
6658 remove bogus assert.
6660 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6662 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6665 From Michael Frysinger <michael.frysinger@analog.com>
6666 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6668 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6670 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6671 (__gthread_setspecific): Revert 2008-08-31 change to
6672 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6674 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6676 * diagnostic.c (error_at): New.
6677 * toplev.h (error_at): New prototype.
6678 * c-typeck.c (build_array_ref): Call error_at instead of error.
6679 Pass location to pedwarn.
6681 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6683 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6685 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6687 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6688 VAR_DECL and CONST_DECL.
6690 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6691 Jakub Jelinek <jakub@redhat.com>
6693 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6694 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6695 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6696 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6697 Don't set ix86_save_varrargs_registers.
6698 (ix86_setup_incoming_varargs): Assume cum != NULL.
6699 (ix86_va_start): Check ix86_varargs_gpr_size and
6700 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6701 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6702 from frame pointer if ix86_varargs_gpr_size == 0.
6703 (ix86_compute_frame_layout): Updated.
6704 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6705 (ix86_varargs_gpr_size): Define.
6706 (ix86_varargs_fpr_size): Likewise.
6707 (machine_function): Remove save_varrargs_registers.
6708 Add varargs_gpr_size and varargs_fpr_size.
6710 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6712 * config/alpha/alpha.c (va_list_skip_additions,
6713 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6714 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6717 PR tree-optimization/36766
6718 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6719 for already removed basic blocks.
6722 * real.c (real_maxval): Clear a lower bit to make real_maxval
6723 match get_max_float for IBM long double format.
6725 2008-09-02 Andreas Schwab <schwab@suse.de>
6727 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6728 * configure: Regenerate.
6730 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6732 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6733 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6734 checking for a non-VOID CONSTANT_P.
6736 2008-09-02 Jan Hubicka <jh@suse.cz>
6738 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6739 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6742 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6744 * expr.c (emit_group_store): Don't assert stack temp mode size.
6746 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6747 Tobias Grosser <grosser@fim.uni-passau.de>
6748 Jan Sjodin <jan.sjodin@amd.com>
6749 Harsha Jagasia <harsha.jagasia@amd.com>
6750 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6751 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6752 Adrien Eliche <aeliche@isty.uvsq.fr>
6754 Merge from graphite branch.
6757 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6758 * doc/invoke.texi (-floop-block, -floop-interchange,
6759 -floop-strip-mine): Document new flags.
6760 * tree-into-ssa.c (gimple_vec): Moved...
6761 * tree-loop-distribution.c (rdg_component): Moved...
6762 * cfgloopmanip.c: Include tree-flow.h.
6763 (update_dominators_in_loop): New.
6764 (create_empty_if_region_on_edge): New.
6765 (create_empty_loop_on_edge): New.
6766 (loopify): Use update_dominators_in_loop.
6767 * tree-pass.h (pass_graphite_transforms): Declared.
6768 * configure: Regenerate.
6769 * tree-phinodes.c (make_phi_node): Export.
6770 (add_phi_node_to_bb): New, split from create_phi_node.
6771 * tree-chrec.c (for_each_scev_op): New.
6772 * tree-chrec.h (for_each_scev_op): Declared.
6773 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6774 (remove_statement): Call get_phi_with_result.
6775 * config.in (HAVE_cloog): Undef.
6776 * gdbinit.in (pgg): New.
6777 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6778 * tree-ssa-loop.c (graphite_transforms): New.
6779 (gate_graphite_transforms): New.
6780 (pass_graphite_transforms): New.
6781 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6782 HAVE_cloog): Defined.
6783 * tree-vectorizer.c (rename_variables_in_bb): Export.
6784 * tree-data-ref.c (dr_may_alias_p): Export.
6785 (stmt_simple_memref_p): New.
6786 (find_data_references_in_stmt): Export.
6787 (find_data_references_in_loop): Export.
6788 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6789 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6790 (create_rdg_vertices): Export.
6791 (build_empty_rdg): New.
6792 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6793 * tree-data-ref.h (rdg_component): ... here.
6795 (struct data_reference): Add a field scop.
6797 (find_data_references_in_loop): Declared.
6798 (find_data_references_in_stmt): Declared.
6799 (create_rdg_vertices): Declared.
6800 (dr_may_alias_p): Declared.
6801 (stmt_simple_memref_p): Declared.
6802 (struct rdg_edge): Add a field ddr_p relation.
6803 (build_empty_rdg): Declared.
6804 * lambda.h (lambda_matrix): Declare a VEC of.
6805 (find_induction_var_from_exit_cond): Declared.
6806 (lambda_vector_compare): New.
6807 * common.opt (fgraphite, floop-strip-mine,
6808 floop-interchange, floop-block): New flags.
6809 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6810 * cfgloop.c (is_loop_exit): New.
6811 * cfgloop.h (is_loop_exit): Declared.
6812 (create_empty_if_region_on_edge): Declared.
6813 (create_empty_loop_on_edge): Declared.
6814 * tree-flow.h (add_phi_node_to_bb): Declared.
6815 (make_phi_node): Declared.
6816 (rename_variables_in_bb): Declared.
6817 (perfect_loop_nest_depth): Declared.
6818 (graphite_transform_loops): Declared.
6819 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6820 (graphite.o-warn): Add -Wno-error.
6821 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6822 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6823 (INCLUDES): Add PPLINC, CLOOGINC.
6824 (OBJS-common): Add graphite.o.
6825 (graphite.o): Add rule.
6826 * gimple.h (gimple_vec): ... here.
6827 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6828 * passes.c (init_optimization_passes): Schedule
6829 pass_graphite_transforms.
6831 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6834 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6835 and -fno-toplevel-reorder after handle_options.
6837 2008-09-02 Paul Brook <paul@codesourcery.com>
6839 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6840 (arm_override_options): Set arm_tune_cortex_a9.
6841 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6842 (arm_issue_rate): Handle cortexa9.
6843 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6844 * config/arm/arm-cores.def: Add cortex-a9.
6845 * config/arm/arm-tune.md: Regenerate.
6846 * config/arm/arm.md: Include cortex-a9.md.
6847 (generic_sched, generic_vfp): Add cortexa9.
6848 * config/arm/cortex-a9.md: New file.
6850 2008-09-02 Richard Guenther <rguenther@suse.de>
6852 PR tree-optimization/37327
6853 * tree-vrp.c (register_new_assert_for): Make sure to not have
6854 TREE_OVERFLOW set on the bound.
6856 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6858 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6860 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6861 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6864 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6866 * gcc/config/spu/spu.md (divdf3): Removed.
6868 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6870 PR tree-optimization/37095
6871 * cgraph.c (cgraph_node): When creating new cgraph node after
6872 assembler_name_hash has been populated, record it in the hash
6875 2008-09-01 Paul Brook <paul@codesourcery.com>
6877 * doc/invoke.texi: Document -mword-relocations.
6878 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6879 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6880 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6881 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6882 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6883 (arm_emit_movpair): New function.
6884 (arm_print_operand <c>): Handle sybolic addresses.
6885 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6886 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6887 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6888 * config/arm/arm.opt: Add -mword-relocations.
6889 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6890 (arm_movt, arm_movw): New.
6892 2008-09-01 Paul Brook <paul@codesourcery.com>
6894 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6895 Allow Interworking on ARMv4 EABI based targets.
6896 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6897 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6899 2008-09-01 Paul Brook <paul@codesourcery.com>
6901 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6902 optimized LT0 test. Remove optimization for GT.
6904 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6906 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6907 openmp applications.
6908 * pa-hpux11.h (LIB_SPEC): Likewise.
6910 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6913 2008-09-01 Jan Hubicka <jh@suse.cz>
6915 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6916 present, use only counts; when guessed use only frequencies.
6917 (estimate_bb_frequencies): Use function_frequency.
6918 * profile.c (compute_branch_probabilities): Exit early when
6919 profile reading failed. Set profile_status.
6920 (branch_prob): Do not set profile_status.
6922 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6924 * tree.c (protected_set_expr_location): New.
6925 * tree.h (protected_set_expr_location): New prototype.
6926 * c-tree.h (build_array_ref): Add argument.
6927 (parser_build_unary_op): Same.
6928 * c-typeck.c (build_indirect_ref): Handle new location argument.
6929 (build_array_ref): Same.
6930 (parser_build_unary_op): Same.
6931 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6933 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6935 * c-common.c (finish_label_address_expr): Handle new location argument.
6936 * c-common.h (build_indirect_ref): Add argument.
6937 (finish_label_address_expr): Same.
6938 * c-parser.c (c_parser_unary_expression): Pass location to build
6940 (c_parser_postfix_expression): Same.
6942 2008-09-01 Paul Brook <paul@codesourcery.com>
6944 * config/arm/arm.md: Include cortex-r4f.md.
6945 (attr fpu): Update type list.
6946 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6947 fconstd, fcmps and fcmpd.
6948 (attr tune_cortexr4): Define.
6949 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6950 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6951 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6952 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6953 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6954 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6955 cortex_a8_vfp_farith: Ditto.
6956 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6957 * config/arm/cortex-r4.md: Use tune_cortexr4.
6958 * config/arm/cortex-r4f.md: New file.
6960 2008-09-01 Richard Guenther <rguenther@suse.de>
6962 PR tree-optimization/37305
6963 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6964 the result of constant conversions.
6965 (fold_gimple_assign): Likewise.
6967 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6969 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6970 #ifdef ENABLE_CHECKING.
6972 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6974 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6975 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6976 when !INSN_SCHEDULING.
6978 2008-09-01 Andreas Schwab <schwab@suse.de>
6980 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6982 2008-09-01 Paul Brook <paul@codesourcery.com>
6984 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6986 2008-09-01 Jan Hubicka <jh@suse.cz>
6988 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6990 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6992 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6993 * gimplify.c (gimplify_init_constructor): Add speed operand.
6994 * tree-sra.c (decide_block_copy): Likewise.
6995 * tree-inline.c (estimate_move_cost): Likewise.
6996 * config/alpha/alpha.h (MOVE_RATIO): Update.
6997 * config/frv/frv.c (MOVE_RATIO): Update.
6998 * config/spu/spu.h (MOVE_RATIO): Update.
6999 * config/sparc/sparc.h (MOVE_RATIO): Update.
7000 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7001 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7002 * config/cris/cris.h (MOVE_RATIO): Update.
7003 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7004 * config/arm/arm.h (MOVE_RATIO): Update.
7005 * config/pa/pa.md: Update uses of MOVE_RATIO
7006 * config/pa/pa.h (MOVE_RATIO): Update.
7007 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7008 CLEAR_RATIO, SET_RATIO): Update.
7009 * config/h8300/h8300.h (MOVE_RATIO): Update.
7010 * config/v850/v850.h (MOVE_RATIO): Update.
7011 * config/bfin/bfin.h (MOVE_RATIO): Update.
7013 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7014 Dmitry Melnik <dm@ispras.ru>
7015 Dmitry Zhurikhin <zhur@ispras.ru>
7016 Alexander Monakov <amonakov@ispras.ru>
7017 Maxim Kuvyrkov <maxim@codesourcery.com>
7019 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7020 sel-sched-dump.c, sel-sched-ir.c: New files.
7021 * Makefile.in (OBJS-common): Add selective scheduling object files.
7022 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7023 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7024 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7025 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7026 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7027 (make_forwarder_block): Update loop latch if we have redirected
7028 the loop latch edge.
7029 * cfgloop.c (get_loop_body_in_custom_order): New function.
7030 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7031 (CP_FALLTHRU_PREHEADERS): Likewise.
7032 (get_loop_body_in_custom_order): Declare.
7033 * cfgloopmanip.c (has_preds_from_loop): New.
7034 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7035 Assert that the preheader edge will be fall thru when it is set.
7036 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7037 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7038 fsel-sched-substitution, fselective-scheduling): New flags.
7039 * cse.c (hash_rtx_cb): New.
7041 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7042 sel_sched_insn_cnt): New counters.
7043 * final.c (compute_alignments): Export. Free dominance
7044 info after loop_optimizer_finalize.
7045 * genattr.c (main): Output maximal_insn_latency prototype.
7046 * genautomata.c (output_default_latencies): New.
7047 Factor its code from ...
7048 (output_internal_insn_latency_func): ... here.
7049 (output_internal_maximal_insn_latency_func): New.
7050 (output_maximal_insn_latency_func): New.
7051 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7052 (struct hard_reg_set_iterator): New.
7053 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7054 hard_reg_set_iter_next): New functions.
7055 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7056 * lists.c (remove_free_INSN_LIST_node,
7057 remove_free_EXPR_LIST_node): New functions.
7058 * loop-init.c (loop_optimizer_init): When
7059 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7060 calling create_preheaders.
7061 (loop_optimizer_finalize): Do not verify flow info after reload.
7062 * recog.c (validate_replace_rtx_1): New parameter simplify.
7063 Default it to true. Update all uses. Factor out simplifying
7065 (simplify_while_replacing): ... this new function.
7066 (validate_replace_rtx_part,
7067 validate_replace_rtx_part_nosimplify): New.
7068 * recog.h (validate_replace_rtx_part,
7069 validate_replace_rtx_part_nosimplify): Declare.
7070 * rtl.c (rtx_equal_p_cb): New.
7071 (rtx_equal_p): Use it.
7072 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7073 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7074 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7075 * vecprim.h: Add a vector type for unsigned int.
7076 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7077 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7078 ready_try, cycle_issued_insns, spec_info): Make global.
7079 (readyp): Initialize.
7080 (dfa_lookahead): New global variable.
7081 (old_max_uid, old_last_basic_block): Remove.
7082 (h_i_d): Make it a vector.
7083 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7085 (after_recovery, adding_bb_to_current_region_p):
7086 New variables to handle correct insertion of the recovery code.
7087 (struct ready_list): Move declaration to sched-int.h.
7088 (rgn_n_insns): Removed.
7089 (rtx_vec_t): Move to sched-int.h.
7090 (find_insn_reg_weight): Remove.
7091 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7092 (haifa_init_h_i_d, haifa_finish_h_i_d):
7093 New functions to initialize / finalize haifa instruction data.
7094 (extend_h_i_d, init_h_i_d): Rewrite.
7095 (unlink_other_notes): Move logic to add_to_note_list. Handle
7096 selective scheduler.
7097 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7098 find_fallthru_edge): Make global, remove static prototypes.
7099 (max_issue): Make global. Add privileged_n and state parameters. Use
7101 (extend_global, extend_all): Removed.
7102 (init_before_recovery): Add new param. Fix the handling of the case
7103 when we insert a recovery code before the EXIT which has a predecessor
7104 with a fallthrough edge to it.
7105 (create_recovery_block): Make global. Rename to
7106 sched_create_recovery_block. Update.
7107 (change_pattern): Rename to sched_change_pattern. Make global.
7108 (speculate_insn): Rename to sched_speculate_insn. Make global.
7109 Split haifa-specific functionality into ...
7110 (haifa_change_pattern): New static function.
7111 (sched_extend_bb): New static function.
7112 (sched_init_bbs): New function.
7113 (current_sched_info): Change type to struct haifa_sched_info.
7114 (insn_cost): Adjust for selective scheduling.
7115 (dep_cost_1): New function. Move logic from ...
7116 (dep_cost): ... here.
7117 (dep_cost): Use dep_cost_1.
7118 (contributes_to_priority_p): Use sched_deps_info instead of
7120 (priority): Adjust to work with selective scheduling. Process the
7121 corner case when all dependencies don't contribute to priority.
7122 (rank_for_schedule): Use ds_weak instead of dep_weak.
7123 (advance_state): New function. Move logic from ...
7124 (advance_one_cycle): ... here.
7125 (add_to_note_list, concat_note_lists): New functions.
7126 (rm_other_notes): Make static. Adjust for selective scheduling.
7127 (remove_notes, restore_other_notes): New functions.
7128 (move_insn): Add two arguments. Update assert. Don't call
7130 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7131 Remove more_issue, max_points. Move the code to initialize
7132 max_lookahead_tries to max_issue.
7133 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7134 ready. Adjust use of move_insn. Call restore_other_notes.
7136 (sched_init, sched_finish): Move Haifa-specific initialization/
7138 (haifa_sched_init, haifa_sched_finish): ... respectively.
7140 (setup_sched_dump): New function.
7141 (haifa_init_only_bb): New static function.
7142 (haifa_speculate_insn): New static function.
7143 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7144 (extend_ready, extend_all): Remove.
7145 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7146 (create_check_block_twin, add_to_speculative_block): Use
7147 haifa_insns_init instead of extend_global. Update to use new
7148 initialization functions. Change parameter. Factor out code from
7149 create_check_block_twin to ...
7150 (sched_create_recovery_edges) ... this new function.
7151 (add_block): Remove.
7152 (sched_scan_info): New.
7153 (extend_bb): Use sched_scan_info.
7154 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7155 static functions for walking through scheduling region.
7156 (sched_luids): New vector variable to replace uid_to_luid.
7157 (luids_extend_insn): New function.
7158 (sched_max_luid): New variable.
7159 (luids_init_insn): New function.
7160 (sched_init_luids, sched_finish_luids): New functions.
7161 (insn_luid): New debug function.
7162 (sched_extend_target): New function.
7163 (haifa_init_insn): New static function.
7164 (sched_init_only_bb): New hook.
7165 (sched_split_block): New hook.
7166 (sched_split_block_1): New function.
7167 (sched_create_empty_bb): New hook.
7168 (sched_create_empty_bb_1): New function.
7169 (common_sched_info, ready): New global variables.
7170 (current_sched_info_var): Remove.
7171 (move_block_after_check): Use common_sched_info.
7172 (haifa_luid_for_non_insn): New static function.
7173 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7174 (increase_insn_priority): New.
7175 * modulo-sched.c: (issue_rate): Remove static declaration.
7176 (sms_sched_info): Change type to haifa_sched_info.
7177 (sms_sched_deps_info, sms_common_sched_info): New variables.
7178 (setup_sched_infos): New.
7179 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7180 Do not call regstat_free_calls_crossed.
7181 (sms_print_insn): Use const_rtx.
7182 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7183 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7184 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7185 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7186 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7187 current_sched_info to use it.
7188 (enum reg_pending_barrier_mode): Move to sched-int.h.
7189 (h_d_i_d): New variable. Initialize to NULL.
7190 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7192 (estimate_dep_weak): Remove static declaration.
7193 (sched_has_condition_p): New function. Adjust users of
7194 sched_get_condition to use it instead.
7195 (conditions_mutex_p): Add arguments indicating which conditions are
7197 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7198 argument to indicate whether returned condition is reversed. Do not
7199 generate new rtx when condition should be reversed; indicate it by
7200 setting new argument instead.
7201 (add_dependence_list_and_free): Add deps parameter.
7202 Update all users. Do not free dependence list when
7203 deps context is readonly.
7204 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7206 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7207 (remove_from_deps): New. Use the above functions.
7208 (cur_insn, can_start_lhs_rhs_p): New static variables.
7209 (add_or_update_back_dep_1): Initialize present_dep_type.
7210 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7211 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7212 haifa_note_dep): New functions implementing dependence hooks for
7213 the Haifa scheduler.
7214 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7215 note_dep): New functions.
7216 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7218 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7219 (free_deps): Initialize deps->reg_last.
7220 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7221 sched_analyze_insn): Update to use dependency hooks infrastructure
7222 and readonly contexts.
7223 (deps_analyze_insn): New function. Move part of logic from ...
7224 (sched_analyze): ... here. Also move some logic to ...
7225 (deps_start_bb): ... here. New function.
7226 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7228 (sched_deps_init): New function. Move code from ...
7229 (init_dependency_caches): ... here. Remove.
7230 (init_deps_data_vector): New.
7231 (sched_deps_finish): New function. Move code from ...
7232 (free_dependency_caches): ... here. Remove.
7233 (init_deps_global, finish_deps_global): Adjust for use with
7234 selective scheduling.
7235 (get_dep_weak): Move logic to ...
7236 (get_dep_weak_1): New function.
7237 (ds_merge): Move logic to ...
7238 (ds_merge_1): New static function.
7239 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7240 (ds_get_max_dep_weak): New function.
7241 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7242 (n_insns): Rename to rgn_n_insns.
7243 (debug_ebb_dependencies): New function.
7244 (init_ready_list): Use it.
7245 (begin_schedule_ready): Use sched_init_only_bb.
7246 (ebb_print_insn): Indicate when an insn starts a new cycle.
7247 (contributes_to_priority, compute_jump_reg_dependencies,
7248 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7249 (add_block1): Remove to ebb_add_block.
7250 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7251 (schedule_ebb): Initialize them. Use remove_notes instead of
7252 rm_other_notes. Use haifa_local_init/finish.
7253 (schedule_ebbs): Use haifa_sched_init/finish.
7254 * sched-int.h: Include vecprim.h, remove rtl.h.
7255 (struct ready_list): Delete declaration.
7256 (sched_verbose_param, enum sched_pass_id_t,
7257 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7258 (struct sched_scan_info_def): New structure.
7259 (sched_scan_info, sched_scan, sched_init_bbs,
7260 sched_init_luids, sched_finish_luids, sched_extend_target,
7261 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7262 (struct common_sched_info_def): New.
7263 (common_sched_info, haifa_common_sched_info,
7264 sched_emulate_haifa_p): Declare.
7266 (sched_luids): Declare.
7267 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7268 (sched_max_luid, insn_luid): Declare.
7269 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7270 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7271 print_insn, print_pattern, print_value, haifa_classify_insn,
7272 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7273 setup_sched_dump, sched_init, sched_finish,
7274 sel_insn_is_speculation_check): Export.
7275 (struct ready_list): Move from haifa-sched.c.
7276 (ready_try, ready, max_issue): Export.
7277 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7278 sched_init_only_bb, sched_split_block, sched_split_block_1,
7279 sched_create_empty_bb, sched_create_empty_bb_1,
7280 sched_create_recovery_block, sched_create_recovery_edges): Export.
7281 (enum reg_pending_barrier_mode): Export.
7282 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7284 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7285 print_insn field. Move add_block and fix_recovery_cfg to
7286 common_sched_info_def. Move compute_jump_reg_dependencies,
7288 (struct sched_deps_info_def): ... this new structure.
7289 (sched_deps_info): Declare.
7290 (struct spec_info_def): Remove weakness_cutoff, add
7291 data_weakness_cutoff and control_weakness_cutoff.
7292 (spec_info): Declare.
7293 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7295 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7296 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7297 (current_sched_info): Change type to struct haifa_sched_info.
7298 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7299 (h_d_i_d): New variable.
7300 (HDID): New accessor macro.
7301 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7302 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7304 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7305 (enum SCHED_FLAGS): Update for selective scheduler.
7306 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7307 (init_dependency_caches, free_dependency_caches): Delete declarations.
7308 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7309 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7310 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7311 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7312 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7314 (rm_other_notes): Delete declaration.
7315 (schedule_block): Remove one argument.
7316 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7317 ready_element, ready_lastpos, sched_extend_ready_list,
7318 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7319 concat_note_lists): Export.
7320 (struct region): Move from sched-rgn.h.
7321 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7322 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7323 BLOCK_TO_BB, CONTAINING_RGN): Export.
7324 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7325 (current_nr_blocks, current_blocks, target_bb): Likewise.
7326 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7327 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7328 sched_rgn_local_init, extend_regions,
7329 rgn_make_new_region_out_of_new_block, compute_priorities,
7330 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7331 extend_rgns, deps_join rgn_setup_common_sched_info,
7332 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7333 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7334 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7335 increase_insn_priority): Likewise.
7336 * sched-rgn.c: Include sel-sched.h.
7337 (ref_counts): New static variable. Use it ...
7338 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7339 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7340 (sched_is_disabled_for_current_region_p): Delete static declaration.
7341 (struct region): Move to sched-int.h.
7342 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7343 ebb_head): Define and initialize.
7344 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7345 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7346 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7348 (find_single_block_region): Add new argument to indicate that EBB
7349 regions should be constructed.
7350 (debug_live): Delete declaration.
7351 (current_nr_blocks, current_blocks, target_bb):
7352 Remove static qualifiers.
7353 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7355 (init_regions): Delete declaration.
7356 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7357 rgn_estimate_number_of_insns): New.
7358 (too_large): Use estimate_number_of_insns.
7359 (haifa_find_rgns): New. Move the code from ...
7360 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7361 (free_trg_info): New.
7362 (compute_trg_info): Allocate candidate tables here instead of ...
7363 (init_ready_list): ... here.
7364 (rgn_print_insn): Use const_rtx.
7365 (contributes_to_priority, extend_regions): Delete static declaration.
7366 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7367 (add_block1): Rename to rgn_add_block.
7368 (debug_rgn_dependencies): Delete static qualifier.
7369 (new_ready): Use sched_deps_info. Simplify.
7370 (rgn_common_sched_info, rgn_const_sched_deps_info,
7371 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7373 (region_sched_info): Rename to rgn_const_sched_info.
7374 (deps_join): New, extracted from ...
7375 (propagate_deps): ... here.
7376 (compute_block_dependences, debug_dependencies): Update for selective
7378 (free_rgn_deps, compute_priorities): New functions.
7379 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7380 sched_rgn_compute_dependencies): New functions.
7381 (schedule_region): Use them.
7382 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7383 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7385 (schedule_insns): Call new functions that were split out.
7386 (rgn_make_new_region_out_of_new_block): New.
7387 (get_rgn_sched_max_insns_priority): New.
7388 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7389 scheduling when appropriate.
7390 * sched-vis.c: Include insn-attr.h.
7391 (print_value, print_pattern): Make global.
7392 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7393 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7394 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7395 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7396 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7397 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7398 hooks. Initialize them to 0.
7399 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7400 * target.h (struct gcc_target): Add them. Rename gen_check field to
7402 * flags.h (sel_sched_switch_set): Declare.
7403 * opts.c (sel_sched_switch_set): New variable.
7404 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7405 pipelining is disabled from command line.
7406 (common_handle_option): Record whether selective scheduling is
7407 requested from command line.
7408 * doc/invoke.texi: Document new flags and parameters.
7409 * doc/tm.texi: Document new target hooks.
7410 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7412 (dfa_state_size): Do not declare locally.
7413 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7414 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7415 rs6000_alloc_sched_context, rs6000_set_sched_context,
7416 rs6000_free_sched_context): New functions.
7417 (struct _rs6000_sched_context): New.
7418 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7420 (rs6000_sched_finish): Do not run for selective scheduling.
7422 2008-08-31 Jan Hubicka <jh@suse.cz>
7424 * frv.c (frv_rtx_costs): Update forward declaration.
7425 * spu.c (spu_rtx_costs): Likewise.
7426 * pdp11.c: Include df.h
7427 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7428 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7429 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7430 * iq2000.c (iq2000_address_cost): Add speed argument.
7431 (iq2000_rtx_costs): Likewise.
7432 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7433 update call of mn10300_address_cost.
7434 * mcore.c: Include df.h
7435 (mcore_rtx_costs): Update prototype.
7436 * score3.c: Include df.h
7437 (score3_rtx_costs): Remove speed argument.
7438 * score7.c: Include df.h
7439 (score7_address_cost): Remove speed argument.
7440 * score-protos.h (score_address_cost): Update prototype.
7441 * score.c: Include df.h
7442 (score_rtx_costs): Update call of costs functions.
7443 * v850.c (v850_rtx_costs): Add bool argument.
7445 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7447 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7449 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7451 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7452 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7454 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7456 * mkmap-flat.awk: Add option pe_dll.
7457 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7458 * config/i386/t-cygwin (SHLIB_LC): Add.
7459 * config/i386/t-mingw32 (SHLIB_LC): Add.
7460 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7461 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7462 (LINK_SPEC): Support libgcc_s.
7463 (LIBGCC_SPEC): Support libgcc_s.
7464 (LIBGCC_SONAME): New.
7466 2008-08-31 Jan Hubicka <jh@suse.cz>
7468 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7469 mistakely had old version of patch.
7471 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7472 (ipcp_estimate_growth): New.
7473 (ipcp_insert_stage): Use ipcp_estimate_growth.
7474 * profile.c (branch_prob): When reading failed, do not consider
7477 2008-08-31 Jan Hubicka <jh@suse.cz>
7479 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7480 loop is optimized for speed.
7482 2008-08-31 Richard Guenther <rguenther@suse.de>
7485 * fold-const.c (fold_binary): Retain conversions in folding
7488 2008-08-31 Jan Hubicka <jh@suse.cz>
7490 * postreload-gcse.c (eliminate_partially_redundant_loads):
7491 Use optimize_bb_for_size_p.
7492 * predict.c (maybe_hot_frequency_p): Make inline.
7493 (maybe_hot_count_p): Break out from ...
7494 (maybe_hot_bb_p): ... this one.
7495 (maybe_hot_edge_p): Simplify.
7496 * basic-block.h (probably_cold_bb_p): Remove.
7498 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7501 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7503 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7504 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7505 Also split V4SFmode.
7506 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7509 2008-08-31 Jan Hubicka <jh@suse.cz>
7511 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7513 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7515 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7518 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7521 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7522 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7524 2008-08-31 Jan Hubicka <jh@suse.cz>
7526 * sparc.h (BRANCH_COST): Fix macro definition.
7527 * avr.c (avr_operand_rtx_cost): Add speed argument.
7528 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7530 2008-08-31 Richard Guenther <rguenther@suse.de>
7532 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7533 types instead of operands. Re-instantiate verifying of
7534 binary expression operands.
7536 2008-08-30 Jan Hubicka <jh@suse.cz>
7538 * fwprop.c (should_replace_address): Add speed attribute.
7539 (PR_OPTIMIZE_FOR_SPEED): New flag.
7540 (propagate_rtx_1): Use it.
7541 (propagate_rtx): Set it.
7542 (try_fwprop_subst): Update call of rtx_costs.
7543 (forward_propagate_and_simplify): LIkewise.
7544 * hooks.c (hook_int_rtx_bool_0): New
7545 (hook_bool_rtx_int_int_intp_false): Replace by ...
7546 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7547 * hooks.h (hook_int_rtx_bool_0): New
7548 (hook_bool_rtx_int_int_intp_false): Replace by ...
7549 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7550 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7551 (prepare_cmp_insn): UPdate call of rtx_cost.
7552 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7553 (reload_cse_simplify_operands): Update call of rtx_cost.
7554 (reload_cse_move2add): call of rtx_cost.
7555 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7556 * rtlanal.c (rtx_cost): Add speed argument.
7557 (address_cost): Add speed argument
7558 (default_address_cost): Likewise.
7559 (insn_rtx_cost): Likewise.
7560 * cfgloopanal.c (seq_cost): Add speed argument.
7561 (target_reg_cost, target_spill_cost): Turn to array.
7562 (init_set_costs): Update for speed.
7563 (estimate_reg_pressure_cost): Add speed argument.
7564 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7565 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7566 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7567 (seq_cost): Add speed argument.
7568 (computation_cost): Add speed arugment.
7569 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7570 (force_expr_to_var_cost): Update for profile info.
7571 (force_var_cost): Likewise.
7572 (split_address_cost): Likewise.
7573 (ptr_difference_cost): Likewise.
7574 (difference_cost): Likewise.
7575 (get_computation_cost_at): Likewise.
7576 (determine_iv_cost): Likewise.
7577 (ivopts_global_cost_for_size): Likewise.
7578 (rewrite_use_address): Likewise.
7579 (tree_ssa_iv_optimize_loop): Initialize speed field.
7580 * cse.c (optimize_this_for_speed_p): New static var.
7581 (notreg_cost): Update call of rtx_cost.
7582 (cse_extended_basic_block): set optimize_this_for_speed_p.
7583 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7584 (noce_try_cmove_arith): Likewise.
7585 (noce_try_sign_mask): LIkewise.
7586 * expr.c (compress_float_constant): Update rtx_cost calls.
7587 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7589 (addr_to_parts): Likewise.
7590 (create_mem_ref): Likewise.
7591 * dse.c (find_shift_sequence): Add speed argument.
7592 (replace_read): Update call.
7593 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7594 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7595 * neg_cost, shift_cost, shiftadd_cost,
7596 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7597 mul_highpart_cost): Increase dimension.
7598 (init_expmed): Initialize for both size and speed.
7599 (expand_shift): Use profile.
7600 (synth_mult): Use profile.
7601 (choose_mult_variant): Use profile.
7602 (expand_mult): Use profile.
7603 (expand_mult_highpart_optab): Use profile.
7604 (expand_mult_highpart): Use profile.
7605 (expand_smod_pow2): Use profile.
7606 (expand_divmod): Use profile.
7607 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7609 * loop-invariant.c (create_new_invariant): Use profile.
7610 (gain_for_invariant): Add speed parameter.
7611 (best_gain_for_invariant): Likewise.
7612 (find_invariants_to_move): Likewise.
7613 (move_single_loop_invariants): Set it.
7614 * target-def.h (TARGET_RTX_COSTS): Use hook.
7615 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7616 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7617 * output.h (default_address_cost): Update prototype.
7618 * combine.c (optimize_this_for_speed_p): New static var.
7619 (combine_validate_cost): Update call of rtx_cost.
7620 (combine_instructions): Set optimize_this_for_speed_p.
7621 (expand_compound_operation): Update call of rtx_cost.
7622 (make_extraction):Update call of rtx_cost.
7623 (force_to_mode):Update call of rtx_cost.
7624 (distribute_and_simplify_rtx):Update call of rtx_cost.
7625 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7626 (estimate_reg_pressure_cost): Update prototype.
7627 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7628 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7630 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7631 (alpha_rtx_costs): Update.
7632 * config/frv/frv.c (frv_rtx_costs): Update.
7633 * config/s390/s390.c (s390_rtx_costs): Update.
7634 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7635 (m32c_rtx_costs): Update.
7636 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7637 (spu_rtx_costs): Update.
7638 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7639 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7640 * config/i386/i386.c (:ix86_address_cost): Update.
7641 (ix86_rtx_costs): Update.
7642 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7643 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7644 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7645 * config/crx/crx.c (crx_address_cost): Update.
7646 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7647 * config/stormy16/stormy16.c
7648 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7649 * config/m68hc11/m68hc11.c
7650 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7651 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7652 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7654 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7656 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7657 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7658 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7659 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7660 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7661 (mcore_rtx_costs): update.
7662 * config/score/score3.c (score3_rtx_costs): Update.
7663 * config/score/score7.c (score7_rtx_costs): Update.
7664 * config/score/score3.h (score3_rtx_costs):Update.
7665 * config/score/score7.h (score7_rtx_costs): Update.
7666 * config/score/score.c (score_rtx_costs): Update.
7667 * config/arm/arm.c (arm_address_cost): Update.
7668 (arm_rtx_costs_1): Update.
7669 (arm_rtx_costs_1): Update.
7670 (arm_size_rtx_costs): Update.
7671 (arm_size_rtx_costs): Update.
7672 (arm_size_rtx_costs): Update.
7673 (arm_xscale_rtx_costs): Update.
7674 (arm_thumb_address_cost): Update.
7675 * config/pa/pa.c (hppa_address_cost): Update.
7676 * config/mips/mips.c (mips_rtx_costs): Update.
7677 * config/vax/vax.c (vax_address_cost): Update.
7678 * config/h8300/h8300.c (h8300_shift_costs): Update.
7679 (h8300_rtx_costs): Update.
7680 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7681 (v850_rtx_costs): Update.
7682 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7683 * config/bfin/bfin.c
7684 (bfin_address_cost): Update.
7685 (bfin_rtx_costs): Update.
7686 * stmt.c (lshift_cheap_p): Update.
7688 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7691 * expmed.c (extract_bit_field_1): Check the mode size to make
7692 sure the vector modes have the same size.
7694 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7696 * dojump.c (top level): Include basic-block.h to declare
7697 optimize_insn_for_speed_p
7699 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7701 * opts.h (CL_SAVE): New option class for marking options that are
7702 target specific options usable in the target attribute.
7703 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7705 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7706 can easily find the target specific options that are safe to use
7707 in the attribute or pragma.
7709 * attribs.c (decl_attributes): Change #pragma GCC option to
7710 #pragma GCC target, and attribute((option(...))) to
7711 attribute((target(...))).
7713 * doc/extend.texi (target attribute): Change from option
7714 attribute. Delete push/pop/reset.
7715 (#pragma GCC target): Change from #pragma GCC option. Delete
7717 (#pragma GCC push_options): Document new pragma.
7718 (#pragma GCC pop_options): Document new pragma.
7719 (#pragma GCC reset_options): Document new pragma.
7721 * targhooks.c (default_target_option_valid_attribute_p): Add
7722 warning about port not supporting target attributes.
7723 (default_target_option_pragma_parse): New function, warn about
7724 #pragma GCC target not being supported.
7726 * targhooks.h (default_target_option_pragma_parse): Add
7729 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7730 TI_CURRENT_OPTION_PRAGMA.
7731 (current_target_pragma): Rename from current_option_pragma.
7733 * target.h: (struct target_option): Delete booleans for changing
7734 the optimization level on hot/cold functions. Change signature of
7735 pragma_parse hook to take a second tree.
7737 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7739 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7740 that the declaration is done at global scope.
7742 * langhooks.c (add_builtin_function_common): Move most of the code
7743 from add_builtin_function here, calling the hook passed in.
7744 (add_builtin_function): Call add_builtin_function_common with
7745 standard builtin hook.
7746 (add_builtin_function_ext_scope): New function to add builtins to
7749 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7751 (add_builtin_function_ext_scope): Add declaration.
7753 * c-pragma.c (handle_pragma_target): Rename from
7754 handle_pragma_option, #pragma GCC option is now #pragma GCC
7755 target. Move warning about port not supporting target options to
7756 default pragma parse hook. Remove push/pop/reset from this
7758 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7759 (option_stack): Delete static variable.
7760 (optimize_stack): Ditto.
7761 (optons_stack): New stack of saved target and optimization
7763 (handle_pragma_push_options): New function to handle pushing both
7764 target and optimization options.
7765 (handle_pragma_pop_options): New function to handle popping both
7766 target and optimization options.
7767 (handle_pragma_reset_options): New function to handle resetting
7768 both target and optimization options to their initial state.
7769 (init_pragma): Rename handle_pragma_option to
7770 handle_pragma_target. Add support for push_options, pop_options,
7771 and reset_options pragmas.
7773 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7774 default_target_option_pragma_parse.
7775 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7776 default_target_option_valid_attribute_p.
7777 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7778 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7779 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7780 optimization level on hot/cold functions.
7782 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7783 if the caller and callee have different optimization levels.
7785 * c-common.c (handle_target_attribute): Rename from
7786 handle_option_attribute, attribute((option(...))) is now
7787 attribute((target(...))). Move warning if the port does not
7788 support target attributes to the default hook.
7789 (handle_hot_attribute): Delete code to change the optimization
7790 level of hot functions.
7791 (handle_cold_attribute): Ditto.
7793 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7794 argument that is the binary tree options to use if there are no
7795 arguments. Call ix86_valid_target_attribute_tree instead of
7796 ix86_valid_option_attribute_tree.
7797 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7798 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7799 ix86_pragma_option_parse.
7801 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7802 Rename from ix86_valid_option_attribute_tree.
7804 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7805 new builtins when the ISA changes.
7806 (ix86_valid_target_attribute_tree): Rename from
7807 ix86_valid_option_attribute_tree. Change callers. If the
7808 function specified optimization options, use those as the starting
7809 point before setting up the target attributes. If the
7810 optimization options were changed in the course of setting the
7811 target attributes, record the new optimization options.
7812 (ix86_valid_target_attribute_tree_inner_p): Rename from
7813 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7814 ix86_add_new_builtins if the ISA changed.
7815 (ix86_valid_target_attribute_p): Rename from
7816 ix86_valid_option_attribute_p. Change callers.
7817 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7818 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7819 as delayed builtin functions.
7820 (struct builtin_isa): New structure to record builtin functions
7821 that should be delayed until the ISA for that function is used.
7822 (ix86_builtins_isa): Change from int to struct to track builtin
7823 functions we want to declare at some point.
7824 (def_builtin): If the front end can delay defining the builtin
7825 functions, don't create builtins for ISAs not part of the default
7827 (def_builtin_const): Ditto.
7828 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7829 __builtin_ia32_pcmov_v2di to be different builtin functions.
7830 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7831 a structure instead of an int.
7832 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7833 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7834 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7835 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7837 * config/ia64/ia64.h
7838 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7839 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7841 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7842 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7843 (LANG_HOOKS_INITIALIZER): Add
7844 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7846 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7849 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7850 the reload address with the index register for SFmode
7851 access with a displacement.
7853 2008-08-30 Jan Hubicka <jh@suse.cz>
7855 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7856 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7857 * dojump.c (do_jump): Likewise.
7858 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7859 (note-if_info): Add BRANCH_COST.
7860 (noce_try_store_flag_constants, noce_try_addcc,
7861 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7862 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7863 find_if_case_2): Use computed branch cost.
7864 * expr.h (BRANCH_COST): Update default.
7865 * predict.c (predictable_edge_p): New function.
7866 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7867 Update BRANCH_COST call.
7868 * basic-block.h (predictable_edge_p): Declare.
7869 * config/alpha/alpha.h (BRANCH_COST): Update.
7870 * config/frv/frv.h (BRANCH_COST): Update.
7871 * config/s390/s390.h (BRANCH_COST): Update.
7872 * config/spu/spu.h (BRANCH_COST): Update.
7873 * config/sparc/sparc.h (BRANCH_COST): Update.
7874 * config/m32r/m32r.h (BRANCH_COST): Update.
7875 * config/i386/i386.h (BRANCH_COST): Update.
7876 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7878 * config/sh/sh.h (BRANCH_COST): Update.
7879 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7880 * config/avr/avr.h (BRANCH_COST): Update.
7881 * config/crx/crx.h (BRANCH_COST): Update.
7882 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7883 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7884 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7885 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7886 * config/ia64/ia64.h (BRANCH_COST): Update.
7887 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7888 * config/arc/arc.h (BRANCH_COST): Update.
7889 * config/score/score.h (BRANCH_COST): Update.
7890 * config/arm/arm.h (BRANCH_COST): Update.
7891 * config/pa/pa.h (BRANCH_COST): Update.
7892 * config/mips/mips.h (BRANCH_COST): Update.
7893 * config/vax/vax.h (BRANCH_COST): Update.
7894 * config/h8300/h8300.h (BRANCH_COST): Update.
7895 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7896 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7897 * doc/tm.texi (BRANCH_COST): Update.
7899 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7902 * config/arm/arm.c (arm_optimization_options): Set
7903 flag_section_anchors to 2 instead of 1 to distinguish it from
7904 -fsection-anchors given explicitely on the command line.
7906 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7908 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7909 final insn of a split.
7911 2008-08-30 Jan Hubicka <jh@suse.cz>
7913 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7914 optimized for speed.
7915 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7916 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7917 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7918 flag_gcse_after_reload_set): New static vars.
7919 (common_handle_option): Enable those flags for profile-use.
7920 (decode_options): Remove optimize_size flags that are handled
7921 on higher granuality.
7922 * tree-vectorizer.c (vectorize_loops): Use
7923 optimize_loop_nest_for_speed_p.
7924 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7925 * tree-predcom.c (tree_predictive_commoning): Use
7926 optimize_loop_for_speed_p.
7927 * varasm.c (assemble_start_function): Use
7928 optimize_function_for_speed_p.
7929 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7930 * predict.c (optimize_loop_for_speed_p): Fix walk.
7932 2008-08-30 Jan Hubicka <jh@suse.cz>
7934 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7936 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7937 profile presence locally.
7939 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7942 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7943 versions before 4.0.
7945 2008-08-29 Jan Hubicka <jh@suse.cz>
7947 * tree-inline.c (insert_init_stmt): Insert sequence even when
7950 2008-08-29 Jeff Law <law@redhat.com>
7952 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7953 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7954 location and class is an FP register.
7956 2008-08-29 Jan Hubicka <jh@suse.cz>
7958 * see.c (see_merge_one_def_extension): Silence used uninitialized
7960 * matrix-reorg.c (check_allocation_function): Likewise.
7961 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7963 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7966 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7967 compute new & and | in type rather than TREE_TYPE (arg0).
7969 * dwarf2out.c (fortran_common): Update comment.
7970 (gen_variable_die): Swap com_die and var_die variables in Fortran
7971 COMMON block handling code.
7973 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7975 * dwarf2out.c (gen_const_die): New function.
7976 (size_of_die, value_format, output_die): Output larger
7977 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7978 (native_encode_initializer): New function.
7979 (tree_add_const_value_attribute): Call it.
7980 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7982 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7983 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7984 TREE_THIS_VOLATILE to add_type_attribute.
7986 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7988 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7991 * dwarf2out.c (loc_by_reference): New function.
7992 (add_location_or_const_value_attribute): Use it.
7995 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7996 as DW_TAG_variable children of DW_TAG_common_block rather than
7997 DW_TAG_member children. Put DW_AT_external to individual
7998 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8000 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8001 loc_descriptor_from_tree_1.
8005 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8006 arguments to imported_module_or_decl.
8007 (debug_nothing_tree_tree): Removed.
8008 (debug_nothing_tree_tree_tree_bool): New prototype.
8009 * debug.c (do_nothing_debug_hooks): Adjust.
8010 (debug_nothing_tree_tree): Removed.
8011 (debug_nothing_tree_tree_tree_bool): New function.
8012 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8013 (gen_variable_die): Put all common vars for the
8014 same COMMON block under one DW_TAG_common_block.
8015 (declare_in_namespace): Return new context_die, for Fortran
8016 return the module DIE instead of adding extra declarations into
8018 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8019 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8020 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8022 (dwarf2out_global_decl): Don't skip Fortran global vars.
8023 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8024 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8025 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8026 DW_TAG_imported_declaration as child of previous
8027 DW_TAG_imported_module.
8028 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8029 * sdbout.c (sdb_debug_hooks): Likewise.
8030 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8032 2008-08-29 Jan Hubicka <jh@suse.cz>
8034 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8036 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8037 * ipa-cp.c (n_cloning_candidates): New static variable.
8038 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8039 (ipcp_print_all_lattices): Improve debug output.
8040 (ipcp_cloning_candidate_p): New function.
8041 (ipcp_initialize_node_lattices): Use it.
8042 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8043 (ipcp_propagate_stage): Prettier debug output.
8044 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8045 (ipcp_print_all_structures): Remove.
8046 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8047 (ipcp_insert_stage): Prettier debug output; call
8048 cgraph_remove_unreachable_nodes before propagating.
8049 (pass_ipa_cp): Schedule function removal pass.
8050 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8052 (cgraph_maybe_hot_edge_p): Move to ...
8053 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8054 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8055 (common_handle_option): Set them; enable ipa-cp when profiling.
8056 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8057 (ipa_print_all_jump_functions): Likewise.
8058 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8059 (ipa_print_node_params, ipa_print_all_params): New.
8060 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8061 ipa_print_all_param_flags): Remove.
8062 (ipa_print_node_params, ipa_print_all_params): New.
8064 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8066 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8067 change from 2008-04-03.
8068 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8070 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8073 * ira-color.c (push_allocnos_to_stack): Truncate
8074 removed_splay_allocno_vec.
8076 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8079 * ira-color (ira_fast_allocation): Don't assign hard registers to
8082 2008-08-29 Jan Hubicka <jh@suse.cz>
8085 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8086 for cold internal loops.
8088 2008-08-29 Richard Guenther <rguenther@suse.de>
8090 * tree-ssa-structalias.c (create_variable_info_for): Do not
8091 create fields for heap vars or vars with a noalias state.
8092 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8095 2008-08-29 Richard Guenther <rguenther@suse.de>
8097 * common.opt (ftree-store-ccp): Mark as preserved for
8098 backward compatibility.
8099 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8100 * tree-pass.h (pass_store_ccp): Remove.
8101 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8102 (first_vdef): Remove declaration.
8103 (get_value_loaded_by): Likewise.
8104 * tree-ssa-ccp.c (do_store_ccp): Remove.
8105 (get_default_value): Simplify as do_store_ccp is always false
8106 now. Do not initialize mem_ref.
8107 (set_value_varying): Likewise.
8108 (canonicalize_float_value): Likewise.
8109 (set_lattice_value): Likewise.
8110 (likely_value): Likewise.
8111 (surely_varying_stmt_p): Likewise.
8112 (ccp_initialize): Likewise.
8113 (ccp_lattice_meet): Likewise.
8114 (ccp_visit_phi_node): Likewise.
8115 (ccp_fold): Likewise.
8116 (evaluate_stmt): Likewise.
8117 (visit_assignment): Likewise.
8118 (ccp_visit_stmt): Likewise.
8119 (execute_ssa_ccp): Fold into ...
8120 (do_ssa_ccp): ... this.
8121 (do_ssa_store_ccp): Remove.
8122 (gate_store_ccp): Likewise.
8123 (pass_store_ccp): Likewise.
8124 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8126 * tree-ssa-propagate.c (first_vdef): Remove.
8127 (get_value_loaded_by): Likewise.
8128 (replace_vuses_in): Likewise.
8129 (substitute_and_fold): Do not call replace_vuses_in.
8130 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8132 2008-08-29 Richard Guenther <rguenther@suse.de>
8135 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8136 PARAM_NOALIAS tags with is_heapvar.
8137 * tree-ssa-operands.c (access_can_touch_variable): Offset
8138 based tests do not apply for heapvars. Fix offset test.
8140 2008-08-29 Jan Hubicka <jh@suse.cz>
8142 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8143 (-fipa-cp-clone): Enabled by default at -O3.
8144 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8145 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8147 2008-08-29 Jan Hubicka <jh@suse.cz>
8149 * tree.c (build_function_type_skip_args,
8150 build_function_decl_skip_args): New functions.
8151 * tree.h (build_function_type_skip_args,
8152 build_function_decl_skip_args): Declare.
8153 * gimple.c (giple_copy_call_skip_args): New function.
8154 (giple_copy_call_skip_args): Declare.
8156 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8157 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8158 (ipcp_node_modifiable_p): ... this one; use
8159 tree_versionable_function_p.
8160 (ipcp_create_replace_map): Improve debug output.
8161 (ipcp_need_redirect_p): Return false when not clonning.
8162 (ipcp_update_callgraph): Skip args.
8163 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8165 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8166 (save_inline_function_body): Update call of tree_function_versioning.
8167 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8168 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8170 (tree_function_versioning): Likewise.
8171 * tree-inline.h (tree_function_versioning): Update prototype.
8173 2008-08-29 Jan Hubicka <jh@suse.cz>
8175 * loop-unswitch.c (unswitch_single_loop): Use
8176 optimize_loop_for_speed_p.
8177 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8178 Use optimize_function_for_size_p.
8179 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8180 * postreload-gcse.c (eliminate_partially_redundant_load):
8181 Use optimize_bb_for_size_p.
8182 * value-prof.c (gimple_divmod_fixed_value_transform,
8183 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8184 gimple_stringops_transform): Use optimize_bb_for_size_p.
8185 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8186 * final.c (compute_alignments): Use optimize_function_for_size_p.
8187 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8188 (fold_builtin_strcpy, fold_builtin_fputs): Use
8189 optimize_function_for_size_p.
8190 * fold-const.c (tree_swap_operands_p): Use
8191 optimize_function_for_size_p.
8192 * recog.c (relax_delay_slots): Likewise.
8193 * tree-ssa-math-opts.c (replace_reciprocal):
8194 Use optimize_bb_for_speed_p.
8195 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8196 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8197 optimize_function_for_size_p.
8198 (cgraph_decide_inlining_of_small_function): Use
8199 optimize_function_for_size_p.
8200 * global.c (find_reg): Use optimize_function_for_size_p.
8201 * opts.c (decode_options): Do not clear flag_tree_ch,
8202 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8203 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8204 work it out from profile.
8205 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8206 optimize_loop_for_speed_p.
8207 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8209 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8210 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8211 * tree-eh.c (decide_copy_try_finally): Use
8212 optimize_function_for_size_p.
8213 * local-alloc.c (block_alloc): Pass BB pointer.
8214 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8215 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8216 * loop-unroll.c (decide_unrolling_and_peeling):
8217 Use optimize_loop_for_size_p.
8218 (decide_peel_completely): Likewise.
8219 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8220 optimize_loop_for_size_p.
8221 (vect_enhance_data_refs_alignment): Likewise.
8222 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8223 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8225 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8226 (try_crossjump_bb): Use optimize_bb_for_size_p.
8227 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8228 optimize_loop_for_speed_p.
8229 * bb-reorder.c (find_traces_1_round): Likewise.
8230 (copy_bb): Use optimize_bb_for_speed_p.
8231 (duplicate_computed_gotos): Likewise.
8232 * basic-block.h (optimize_loop_nest_for_size_p,
8233 optimize_loop_nest_for_speed_p): New.
8234 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8236 2008-08-29 Tristan Gingold <gingold@adacore.com>
8238 * gcov.c (main): Call expandargv.
8240 2008-08-29 Jan Hubicka <jh@suse.cz>
8242 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8244 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8246 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8247 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8249 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8251 2008-08-29 Jan Hubicka <jh@suse.cz>
8253 * tree-pass.h (pass_strip_predict_hints): Declare.
8254 * predict.c (strip_builtin_expect): Rename to ...
8255 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8256 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8257 (tree_estimate_probability): Do not strip builtin_expect.
8258 (pass_strip_predict_hints): New pass.
8259 * tree-inline.c (expand_call_inline): When inlining cold function,
8260 predict it as unlikely.
8261 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8263 2008-08-29 Richard Guenther <rguenther@suse.de>
8265 PR tree-optimization/37207
8266 * tree-vrp.c (extract_range_from_binary_expr): Also try
8267 to constant fold if only one of the operands is a constant.
8269 2008-08-29 Nick Clifton <nickc@redhat.com>
8271 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8272 the same way as SYMBOL_REFs.
8274 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8276 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8278 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8280 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8281 * config/mips/mips.md (branch_likely): Remove const. Fix
8283 (define_delay for type "branch"): Change to only apply for branch
8284 with likely variant.
8285 (define_delay for type "branch" and "branch_likely" no). New delay
8287 (equality_op): New code iterator.
8288 (bbv, bbinv): New code attributes.
8289 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8292 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8293 Andrew Pinski <pinskia@gcc.gnu.org>
8296 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8298 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8300 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8301 rule that a symbolic constant must be defined and >= 0 for the
8302 corresponding facility to be present at compile-time.
8303 * gthr-posix.c: Likewise.
8305 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8307 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8308 * config/mips/mips.md (D): New mode attribute.
8309 (mulsi3, muldi3): Merge it into ...
8310 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8311 (muldi3_mul3): New pattern.
8312 (mulsi3_mult3): Rename to mulsi3_mul3.
8314 2008-08-28 Jan Hubicka <jh@suse.cz>
8316 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8318 * predict.c (always_optimize_for_size_p): Rename to ...
8319 (optimize_function_for_size): ... this one; make extern.
8320 (optimize_function_for_speed_p): New.
8321 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8322 optimize_edge_for_size_p,optimize_edge_for_size_p,
8323 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8324 * basic-block.h (optimize_function_for_size_p,
8325 optimize_function_for_speed_p): Declare.
8326 * i386.md (optimize_size checks): Replace them by appropriate
8328 (standard_80387_constant_p, ix86_compute_frame_layout,
8329 ix86_expand_epilogue, ix86_decompose_address,
8330 print_operand, emit_i387_cw_initialization,
8331 inline_memory_move_cost, ix86_pad_returns,
8332 ix86_reorg): Replace optimize_size checks.
8334 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8336 * rtl.h (simplify_subreg_regno): Declare.
8337 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8338 * simplify-rtx.c (simplify_subreg): ...here.
8339 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8340 subreg_offset_representable_p.
8342 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8345 * c-typeck.c (convert_for_assignment): Give a note describing what
8346 was passed and what was expected.
8348 2008-08-28 Joey Ye <joey.ye@intel.com>
8350 * doc/extend.texi: Document AVX built-in functions.
8351 * doc/invoke.texi: Document -mavx.
8353 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8354 Joey Ye <joey.ye@intel.com>
8355 Xuepeng Guo <xuepeng.guo@intel.com>
8357 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8359 * config/i386/cpuid.h (bit_FMA): New.
8360 (bit_XSAVE): Likewise.
8361 (bit_OSXSAVE): Likewise.
8362 (bit_AVX): Likewise.
8364 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8365 define. Use ASM_OUTPUT_AVX_PREFIX.
8367 * config/i386/gmmintrin.h: New.
8369 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8370 (OPTION_MASK_ISA_AVX_SET): New.
8371 (OPTION_MASK_ISA_FMA_SET): Likewise.
8372 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8373 (OPTION_MASK_ISA_FMA_SET): Likewise.
8374 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8375 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8376 (pta_flags): Add PTA_AVX and PTA_FMA.
8377 (override_options): Handle PTA_AVX and PTA_FMA.
8378 (init_cumulative_args): Handle warn_avx.
8379 (classify_argument): Return 0 for COImode and OImode. Return
8380 1 and X86_64_AVX_CLASS for 256bit vector types.
8381 (examine_argument): Handle X86_64_AVX_CLASS.
8382 (construct_container): Likewise.
8383 (function_arg_advance_32): Pass OImode and 256bit vector types
8385 (function_arg_advance_64): Take a new argument to indicate if a
8386 parameter is named. Handle 256bit vector types. Return
8387 immediately for unnamed 256bit vector mode parameters.
8388 (function_arg_advance): Updated.
8389 (function_arg_32): Add comments for TImode. Handle OImode
8390 and 256bit vector types.
8391 (function_arg_64): Take a new argument to indicate if a
8392 parameter is named. Handle 256bit vector types. Return NULL
8393 for unnamed 256bit vector mode parameters.
8394 (function_arg): Updated.
8395 (setup_incoming_varargs_64): Support
8396 AVX encoding for *sse_prologue_save_insn.
8397 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8398 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8399 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8400 enabled, otherwise return -3.
8401 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8403 (print_reg): Support AVX registers. Handle 'x' and 't'.
8404 Handle 'd' to duplicate the operand.
8405 (print_operand): Likewise. Also support AVX vector compare
8407 (output_387_binary_op): Support AVX.
8408 (output_fp_compare): Likewise.
8409 (ix86_expand_vector_move_misalign): Likewise.
8410 (ix86_attr_length_vex_default): New.
8411 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8412 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8413 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8414 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8415 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8416 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8417 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8418 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8419 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8420 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8421 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8422 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8423 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8424 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8425 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8426 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8427 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8428 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8429 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8430 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8431 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8432 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8433 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8434 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8435 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8436 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8437 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8438 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8439 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8440 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8441 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8442 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8443 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8444 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8445 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8446 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8447 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8448 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8449 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8450 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8451 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8452 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8453 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8454 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8455 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8456 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8457 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8458 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8459 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8460 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8461 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8462 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8463 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8464 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8465 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8466 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8467 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8468 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8469 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8470 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8471 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8472 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8473 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8474 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8475 and IX86_BUILTIN_MOVMSKPS256,
8476 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8477 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8478 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8479 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8480 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8481 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8482 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8483 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8484 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8485 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8486 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8487 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8488 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8489 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8490 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8491 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8492 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8493 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8494 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8495 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8496 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8497 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8498 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8499 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8500 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8501 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8502 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8503 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8504 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8505 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8506 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8507 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8508 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8509 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8510 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8511 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8512 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8513 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8514 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8515 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8516 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8517 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8518 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8519 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8520 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8521 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8522 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8523 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8524 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8525 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8526 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8527 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8528 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8529 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8530 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8531 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8532 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8533 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8535 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8536 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8537 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8538 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8539 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8540 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8541 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8542 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8543 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8544 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8545 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8546 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8547 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8548 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8549 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8550 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8551 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8552 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8553 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8554 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8555 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8556 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8557 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8558 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8559 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8560 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8561 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8562 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8563 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8564 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8565 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8566 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8567 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8568 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8569 IX86_BUILTIN_MOVMSKPS256.
8570 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8571 (ix86_expand_args_builtin): Likewise.
8572 (ix86_expand_special_args_builtin): Likewise.
8573 (ix86_hard_regno_mode_ok): Handle AVX modes.
8574 (ix86_expand_vector_init_duplicate): Likewise.
8575 (ix86_expand_vector_init_one_nonzero): Likewise.
8576 (ix86_expand_vector_init_one_var): Likewise.
8577 (ix86_expand_vector_init_concat): Likewise.
8578 (ix86_expand_vector_init_general): Likewise.
8579 (ix86_expand_vector_set): Likewise.
8580 (ix86_vector_mode_supported_p): Likewise.
8581 (x86_extended_reg_mentioned_p): Check INSN_P before using
8584 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8585 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8587 * config/i386/i386.h (TARGET_AVX): New.
8588 (TARGET_FMA): Likewise.
8589 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8590 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8591 (VALID_AVX256_REG_MODE): New.
8592 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8593 (AVX_FLOAT_MODE_P): Likewise.
8594 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8595 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8596 (AVX_VEC_FLOAT_MODE_P): Likewise.
8597 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8598 (ASM_OUTPUT_OPCODE): Likewise.
8599 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8601 (SSE_REG_MODE_P): Allow 256bit vector modes.
8602 (ix86_args): Add a warn_avx field.
8604 * config/i386/i386.md (UNSPEC_PCMP): New.
8605 (UNSPEC_VPERMIL): Likewise.
8606 (UNSPEC_VPERMIL2): Likewise.
8607 (UNSPEC_VPERMIL2F128): Likewise.
8608 (UNSPEC_MASKLOAD): Likewise.
8609 (UNSPEC_MASKSTORE): Likewise.
8610 (UNSPEC_CAST): Likewise.
8611 (UNSPEC_VTESTP): Likewise.
8612 (UNSPECV_VZEROALL): Likewise.
8613 (UNSPECV_VZEROUPPER): Likewise.
8614 (XMM0_REG): Likewise.
8615 (XMM1_REG): Likewise.
8616 (XMM2_REG): Likewise.
8617 (XMM3_REG): Likewise.
8618 (XMM4_REG): Likewise.
8619 (XMM5_REG): Likewise.
8620 (XMM6_REG): Likewise.
8621 (XMM8_REG): Likewise.
8622 (XMM9_REG): Likewise.
8623 (XMM10_REG): Likewise.
8624 (XMM11_REG): Likewise.
8625 (XMM12_REG): Likewise.
8626 (XMM13_REG): Likewise.
8627 (XMM14_REG): Likewise.
8628 (XMM15_REG): Likewise.
8630 (prefix_vex_imm8): Likewise.
8631 (prefix_vex_w): Likewise.
8632 (length_vex): Likewise.
8635 (*avx_ashlti3): Likewise.
8636 (*avx_lshrti3): Likewise.
8637 (*avx_setcc<mode>): Likewise.
8638 (*fop_<mode>_comm_mixed_avx): Likewise.
8639 (*fop_<mode>_comm_avx): Likewise.
8640 (*fop_<mode>_1_mixed_avx): Likewise.
8641 (*fop_<mode>_1_avx): Likewise.
8642 (*avx_<code><mode>3): Likewise.
8643 (*avx_ieee_smin<mode>3): Likewise.
8644 (*avx_ieee_smax<mode>3): Likewise.
8645 (mode): Add OI, V8SF and V4DF.
8646 (length): Support VEX prefix.
8647 (*cmpfp_i_mixed): Set prefix attribute.
8648 (*cmpfp_i_sse): Likewise.
8649 (*cmpfp_iu_mixed): Likewise.
8650 (*cmpfp_iu_sse): Likewise.
8651 (*movsi_1): Support AVX.
8652 (*movdi_2): Likewise.
8653 (*movdi_1_rex64): Likewise.
8654 (*movti_internal): Likewise.
8655 (*movti_rex64): Likewise.
8656 (*movsf_1): Likewise.
8657 (*movdf_nointeger): Likewise.
8658 (*movdf_integer_rex64): Likewise.
8659 (*movtf_internal): Likewise.
8660 (zero_extendsidi2_32): Likewise.
8661 (zero_extendsidi2_rex64): Likewise.
8662 (*extendsfdf2_mixed): Likewise.
8663 (*extendsfdf2_sse): Likewise.
8664 (*truncdfsf_fast_mixed): Likewise.
8665 (*truncdfsf_fast_sse): Likewise.
8666 (*truncdfsf_mixed): Likewise.
8667 (fix_trunc<mode>di_sse): Likewise.
8668 (fix_trunc<mode>si_sse): Likewise.
8669 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8670 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8671 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8672 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8673 (*rcpsf2_sse): Likewise.
8674 (*rsqrtsf2_sse): Likewise.
8675 (*sqrt<mode>2_sse): Likewise.
8676 (sse4_1_round<mode>2): Likewise.
8677 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8678 Support AVX. Set length attribute properly for AVX.
8680 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8681 (VECTOR_MODES (FLOAT, 32)): Likewise.
8682 (VECTOR_MODE (INT, DI, 8)): Likewise.
8683 (VECTOR_MODE (INT, HI, 32)): Likewise.
8684 (VECTOR_MODE (INT, QI, 64)): Likewise.
8685 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8686 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8687 (VECTOR_MODE (INT, DI, 4)): Removed.
8688 (VECTOR_MODE (INT, SI, 8)): Likewise.
8689 (VECTOR_MODE (INT, HI, 16)): Likewise.
8690 (VECTOR_MODE (INT, QI, 32)): Likewise.
8691 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8692 (INT_MODE (OI, 32)): Likewise.
8694 * config/i386/i386.opt (mavx): New.
8697 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8699 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8700 (*mov<mode>_internal_avx): New.
8701 (*movv2sf_internal_rex64_avx): Likewise.
8702 (*movv2sf_internal_avx): Likewise.
8704 * config/i386/predicates.md (const_4_to_5_operand): New.
8705 (const_6_to_7_operand): Likewise.
8706 (const_8_to_11_operand): Likewise.
8707 (const_12_to_15_operand): Likewise.
8708 (avx_comparison_float_operator): Likewise.
8710 * config/i386/sse.md (AVX256MODEI): New.
8711 (AVX256MODE): Likewise.
8712 (AVXMODEQI): Likewise.
8713 (AVXMODE): Likewise.
8714 (AVX256MODEF2P): Likewise.
8715 (AVX256MODE2P): Likewise.
8716 (AVX256MODE4P): Likewise.
8717 (AVX256MODE8P): Likewise.
8718 (AVXMODEF2P): Likewise.
8719 (AVXMODEF4P): Likewise.
8720 (AVXMODEDCVTDQ2PS): Likewise.
8721 (AVXMODEDCVTPS2DQ): Likewise.
8722 (avxvecmode): Likewise.
8723 (avxvecpsmode): Likewise.
8724 (avxhalfvecmode): Likewise.
8725 (avxscalarmode): Likewise.
8726 (avxcvtvecmode): Likewise.
8727 (avxpermvecmode): Likewise.
8728 (avxmodesuffixf2c): Likewise.
8729 (avxmodesuffixp): Likewise.
8730 (avxmodesuffixs): Likewise.
8731 (avxmodesuffix): Likewise.
8732 (vpermilbits): Likewise.
8733 (pinsrbits): Likewise.
8734 (mov<mode>): Likewise.
8735 (*mov<mode>_internal): Likewise.
8736 (push<mode>1): Likewise.
8737 (movmisalign<mode>): Likewise.
8738 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8739 (avx_movdqu<avxmodesuffix>): Likewise.
8740 (avx_lddqu<avxmodesuffix>): Likewise.
8741 (<plusminus_insn><mode>3): Likewise.
8742 (*avx_<plusminus_insn><mode>3): Likewise.
8743 (*avx_vm<plusminus_insn><mode>3): Likewise.
8744 (mul<mode>3): Likewise.
8745 (*avx_mul<mode>3): Likewise.
8746 (*avx_vmmul<mode>3): Likewise.
8747 (divv8sf3): Likewise.
8748 (divv4df3): Likewise.
8749 (avx_div<mode>3): Likewise.
8750 (*avx_div<mode>3): Likewise.
8751 (*avx_vmdiv<mode>3): Likewise.
8752 (avx_rcpv8sf2): Likewise.
8753 (*avx_vmrcpv4sf2): Likewise.
8754 (sqrtv8sf2): Likewise.
8755 (avx_sqrtv8sf2): Likewise.
8756 (*avx_vmsqrt<mode>2): Likewise.
8757 (rsqrtv8sf2): Likewise.
8758 (avx_rsqrtv8sf2): Likewise.
8759 (*avx_vmrsqrtv4sf2): Likewise.
8760 (<code><mode>3): Likewise.
8761 (*avx_<code><mode>3_finite): Likewise.
8762 (*avx_<code><mode>3): Likewise.
8763 (*avx_vm<code><mode>3): Likewise.
8764 (*avx_ieee_smin<mode>3): Likewise.
8765 (*avx_ieee_smax<mode>3): Likewise.
8766 (avx_addsubv8sf3): Likewise.
8767 (avx_addsubv4df3): Likewise.
8768 (*avx_addsubv4sf3): Likewise.
8769 (*avx_addsubv2df3): Likewise.
8770 (avx_h<plusminus_insn>v4df3): Likewise.
8771 (avx_h<plusminus_insn>v8sf3): Likewise.
8772 (*avx_h<plusminus_insn>v4sf3): Likewise.
8773 (*avx_h<plusminus_insn>v2df3): Likewise.
8774 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8775 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8776 (*avx_maskcmp<mode>3): Likewise.
8777 (avx_nand<mode>3): Likewise.
8778 (*avx_<code><mode>3): Likewise.
8779 (*avx_nand<mode>3): Likewise.
8780 (*avx_<code><mode>3): Likewise.
8781 (*avx_cvtsi2ss): Likewise.
8782 (*avx_cvtsi2ssq): Likewise.
8783 (*avx_cvtsi2sd): Likewise.
8784 (*avx_cvtsi2sdq): Likewise.
8785 (*avx_cvtsd2ss): Likewise.
8786 (avx_cvtss2sd): Likewise.
8787 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8788 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8789 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8790 (*avx_cvtsi2sd): Likewise.
8791 (*avx_cvtsi2sdq): Likewise.
8792 (avx_cvtdq2pd256): Likewise.
8793 (avx_cvtpd2dq256): Likewise.
8794 (avx_cvttpd2dq256): Likewise.
8795 (*avx_cvtsd2ss): Likewise.
8796 (*avx_cvtss2sd): Likewise.
8797 (avx_cvtpd2ps256): Likewise.
8798 (avx_cvtps2pd256): Likewise.
8799 (*avx_movhlps): Likewise.
8800 (*avx_movlhps): Likewise.
8801 (avx_unpckhps256): Likewise.
8802 (*avx_unpckhps): Likewise.
8803 (avx_unpcklps256): Likewise.
8804 (*avx_unpcklps): Likewise.
8805 (avx_movshdup256): Likewise.
8806 (avx_movsldup256): Likewise.
8807 (avx_shufps256): Likewise.
8808 (avx_shufps256_1): Likewise.
8809 (*avx_shufps_<mode>): Likewise.
8810 (*avx_loadhps): Likewise.
8811 (*avx_storelps): Likewise.
8812 (*avx_loadlps): Likewise.
8813 (*avx_movss): Likewise.
8814 (*vec_dupv4sf_avx): Likewise.
8815 (*vec_concatv2sf_avx): Likewise.
8816 (*vec_concatv4sf_avx): Likewise.
8817 (*vec_setv4sf_0_avx): Likewise.
8818 (*vec_setv4sf_avx): Likewise.
8819 (*avx_insertps): Likewise.
8820 (avx_vextractf128<mode>): Likewise.
8821 (vec_extract_lo_<mode>): Likewise.
8822 (vec_extract_hi_<mode>): Likewise.
8823 (vec_extract_lo_<mode>): Likewise.
8824 (vec_extract_hi_<mode>): Likewise.
8825 (vec_extract_lo_v16hi): Likewise.
8826 (vec_extract_hi_v16hi): Likewise.
8827 (vec_extract_lo_v32qi): Likewise.
8828 (vec_extract_hi_v32qi): Likewise.
8829 (avx_unpckhpd256): Likewise.
8830 (*avx_unpckhpd): Likewise.
8831 (avx_movddup256): Likewise.
8832 (*avx_movddup): Likewise.
8833 (avx_unpcklpd256): Likewise.
8834 (*avx_unpcklpd): Likewise.
8835 (avx_shufpd256): Likewise.
8836 (avx_shufpd256_1): Likewise.
8837 (*avx_punpckhqdq): Likewise.
8838 (*avx_punpcklqdq): Likewise.
8839 (*avx_shufpd_<mode>): Likewise.
8840 (*avx_storehpd): Likewise.
8841 (*avx_loadhpd): Likewise.
8842 (*avx_loadlpd): Likewise.
8843 (*avx_movsd): Likewise.
8844 (*vec_concatv2df_avx): Likewise.
8845 (*avx_<plusminus_insn><mode>3): Likewise.
8846 (*avx_<plusminus_insn><mode>3): Likewise.
8847 (*avx_mulv8hi3): Likewise.
8848 (*avxv8hi3_highpart): Likewise.
8849 (*avx_umulv8hi3_highpart): Likewise.
8850 (*avx_umulv2siv2di3): Likewise.
8851 (*avx_mulv2siv2di3): Likewise.
8852 (*avx_pmaddwd): Likewise.
8853 (*avx_mulv4si3): Likewise.
8854 (*avx_ashr<mode>3): Likewise.
8855 (*avx_lshr<mode>3): Likewise.
8856 (*avx_ashl<mode>3): Likewise.
8857 (*avx_<code><mode>3): Likewise.
8858 (*avx_eq<mode>3): Likewise.
8859 (*avx_gt<mode>3): Likewise.
8860 (*avx_nand<mode>3): Likewise.
8861 (*avx_nand<mode>3): Likewise.
8862 (*avx_<code><mode>3): Likewise.
8863 (*avx_<code><mode>3): Likewise.
8864 (*avx_packsswb): Likewise.
8865 (*avx_packssdw): Likewise.
8866 (*avx_packuswb): Likewise.
8867 (*avx_punpckhbw): Likewise.
8868 (*avx_punpcklbw): Likewise.
8869 (*avx_punpckhwd): Likewise.
8870 (*avx_punpcklwd): Likewise.
8871 (*avx_punpckhdq): Likewise.
8872 (*avx_punpckldq): Likewise.
8873 (*avx_pinsr<avxmodesuffixs>): Likewise.
8874 (*avx_pinsrq): Likewise.
8875 (*avx_loadld): Likewise.
8876 (*vec_extractv2di_1_rex64_avx): Likewise.
8877 (*vec_extractv2di_1_avx): Likewise.
8878 (*vec_dupv2di_avx): Likewise.
8879 (*vec_concatv2si_avx): Likewise.
8880 (*vec_concatv4si_1_avx): Likewise.
8881 (*vec_concatv2di_avx): Likewise.
8882 (*vec_concatv2di_rex64_avx): Likewise.
8883 (*avx_uavgv16qi3): Likewise.
8884 (*avx_uavgv8hi3): Likewise.
8885 (*avx_psadbw): Likewise.
8886 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8887 (*avx_phaddwv8hi3): Likewise.
8888 (*avx_phadddv4si3): Likewise.
8889 (*avx_phaddswv8hi3): Likewise.
8890 (*avx_phsubwv8hi3): Likewise.
8891 (*avx_phsubdv4si3): Likewise.
8892 (*avx_phsubswv8hi3): Likewise.
8893 (*avx_pmaddubsw128): Likewise.
8894 (*avx_pmulhrswv8hi3): Likewise.
8895 (*avx_pshufbv16qi3): Likewise.
8896 (*avx_psign<mode>3): Likewise.
8897 (*avx_palignrti): Likewise.
8898 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8899 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8900 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8901 (*avx_mpsadbw): Likewise.
8902 (*avx_packusdw): Likewise.
8903 (*avx_pblendvb): Likewise.
8904 (*avx_pblendw): Likewise.
8905 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8906 (avx_ptest256): Likewise.
8907 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8908 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8909 (*avx_aesenc): Likewise.
8910 (*avx_aesenclast): Likewise.
8911 (*avx_aesdec): Likewise.
8912 (*avx_aesdeclast): Likewise.
8913 (avx_vzeroupper): Likewise.
8914 (avx_vzeroupper_rex64): Likewise.
8915 (avx_vpermil<mode>): Likewise.
8916 (avx_vpermilvar<mode>3): Likewise.
8917 (avx_vpermil2<mode>3): Likewise.
8918 (avx_vperm2f128<mode>3): Likewise.
8919 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8920 (avx_vbroadcastss256): Likewise.
8921 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8922 (avx_vinsertf128<mode>): Likewise.
8923 (vec_set_lo_<mode>): Likewise.
8924 (vec_set_hi_<mode>): Likewise.
8925 (vec_set_lo_<mode>): Likewise.
8926 (vec_set_hi_<mode>): Likewise.
8927 (vec_set_lo_v16hi): Likewise.
8928 (vec_set_hi_v16hi): Likewise.
8929 (vec_set_lo_v32qi): Likewise.
8930 (vec_set_hi_v32qi): Likewise.
8931 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8932 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8933 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8934 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8935 (vec_init<mode>): Likewise.
8936 (*vec_concat<mode>_avx): Likewise.
8937 (blendbits): Support V8SF and V4DF.
8938 (sse2_movq128): Support AVX.
8939 (<sse>_movnt<mode>): Likewise.
8940 (sse2_movntv2di): Likewise.
8941 (sse_rcpv4sf2): Likewise.
8942 (sse_sqrtv4sf2): Likewise.
8943 (sse_rsqrtv4sf2): Likewise.
8944 (<sse>_comi): Likewise.
8945 (<sse>_ucomi): Likewise.
8946 (sse_cvtss2si): Likewise.
8947 (sse_cvtss2si_2): Likewise.
8948 (sse_cvtss2siq): Likewise.
8949 (sse_cvtss2siq_2): Likewise.
8950 (sse_cvttss2si): Likewise.
8951 (sse_cvttss2siq): Likewise.
8952 (sse2_cvtsd2si): Likewise.
8953 (sse2_cvtsd2si_2): Likewise.
8954 (sse2_cvtsd2siq): Likewise.
8955 (sse2_cvtsd2siq_2): Likewise.
8956 (sse2_cvttsd2si): Likewise.
8957 (sse2_cvttsd2siq): Likewise.
8958 (sse2_cvtdq2pd): Likewise.
8959 (*sse2_cvtpd2dq): Likewise.
8960 (*sse2_cvttpd2dq): Likewise.
8961 (*sse2_cvtpd2ps): Likewise.
8962 (sse2_cvtps2pd): Likewise.
8963 (sse3_movshdup): Likewise.
8964 (sse3_movsldup): Likewise.
8965 (sse_storehps): Likewise.
8966 (*sse4_1_extractps): Likewise.
8967 (sse2_storelpd): Likewise.
8968 (vec_dupv2df_sse3): Likewise.
8969 (*vec_concatv2df_sse3): Likewise.
8970 (*sse4_1_pextrb): Likewise.
8971 (*sse4_1_pextrb_memory): Likewise.
8972 (*sse2_pextrw): Likewise.
8973 (*sse4_1_pextrw_memory): Likewise.
8974 (*sse4_1_pextrd): Likewise.
8975 (*sse4_1_pextrq): Likewise.
8976 (sse2_pshufd_1): Likewise.
8977 (sse2_pshuflw_1): Likewise.
8978 (sse2_pshufhw_1): Likewise.
8979 (*sse2_storeq_rex64): Likewise.
8980 (*vec_dupv4si): Likewise.
8981 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8982 (sse2_pmovmskb): Likewise.
8983 (*sse2_maskmovdqu): Likewise.
8984 (*sse2_maskmovdqu_rex64): Likewise.
8985 (sse_ldmxcsr): Likewise.
8986 (sse_stmxcsr): Likewise.
8987 (abs<mode>2): Likewise.
8988 (sse4_1_movntdqa): Likewise.
8989 (sse4_1_phminposuw): Likewise.
8990 (sse4_1_extendv8qiv8hi2): Likewise.
8991 (*sse4_1_extendv8qiv8hi2): Likewise.
8992 (sse4_1_extendv4qiv4si2): Likewise.
8993 (*sse4_1_extendv4qiv4si2): Likewise.
8994 (sse4_1_extendv2qiv2di2): Likewise.
8995 (*sse4_1_extendv2qiv2di2): Likewise.
8996 (sse4_1_extendv4hiv4si2): Likewise.
8997 (*sse4_1_extendv4hiv4si2): Likewise.
8998 (sse4_1_extendv2hiv2di2): Likewise.
8999 (*sse4_1_extendv2hiv2di2): Likewise.
9000 (sse4_1_extendv2siv2di2): Likewise.
9001 (*sse4_1_extendv2siv2di2): Likewise.
9002 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9003 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9004 (sse4_1_zero_extendv4qiv4si2): Likewise.
9005 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9006 (sse4_1_zero_extendv2qiv2di2): Likewise.
9007 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9008 (sse4_1_zero_extendv4hiv4si2): Likewise.
9009 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9010 (sse4_1_zero_extendv2hiv2di2): Likewise.
9011 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9012 (sse4_1_zero_extendv2siv2di2): Likewise.
9013 (*sse4_1_zero_extendv2siv2di2): Likewise.
9014 (sse4_1_ptest): Likewise.
9015 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9016 (sse4_2_pcmpestri): Likewise.
9017 (sse4_2_pcmpestrm): Likewise.
9018 (sse4_2_pcmpistri): Likewise.
9019 (sse4_2_pcmpistrm): Likewise.
9021 (aeskeygenassist): Likewise.
9023 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9025 * config/i386/predicates.md (vzeroall_operation): New.
9027 * config/i386/sse.md (avx_vzeroall): New.
9028 (*avx_vzeroall): Likewise.
9030 2008-08-28 Paul Brook <paul@codesourcery.com>
9031 Mark Shinwell <shinwell@codesourcery.com>
9032 Richard Earnshaw <richard.earnshaw@arm.com>
9034 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9035 (TARGET_MIN_ANCHOR_OFFSET): New.
9036 (arm_override_options): Set correct anchor ranges for Thumb-1
9037 and Thumb-2 if required.
9038 (legitimize_pic_address): Handle case involving a TLS symbol
9039 reference with an addend.
9040 (arm_optimization_options): Enable section anchors at -O1 and
9042 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9043 * config/arm/arm-protos.h (arm_optimization_options): New.
9045 2008-08-28 Nick Clifton <nickc@redhat.com>
9047 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9048 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9051 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9052 * config/v850/v850.md (return): Remove frame size restriction.
9054 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9056 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9058 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9060 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9062 2008-08-28 Paul Brook <paul@codesourcery.com>
9064 * config/arm/vfp11.md: Update license notice.
9065 * config/arm/cortex-r4.md: Ditto.
9067 2008-08-28 Richard Guenther <rguenther@suse.de>
9069 PR tree-optimization/37207
9070 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9073 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9076 * tree.c (int_fits_type_p): Don't forget unsigned integers
9077 of type sizetype which higher end word equals -1.
9079 2008-08-28 Ira Rosen <irar@il.ibm.com>
9081 * target.h (struct vectorize): Add new target builtin.
9082 * tree-vectorizer.c (destroy_loop_vec_info): Call
9083 vect_free_slp_instance instead of vect_free_slp_node.
9084 * tree-vectorizer.h (enum slp_load_perm_type): New.
9085 (struct _slp_instance): Add new fields.
9086 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9087 (SLP_INSTANCE_LOADS): New.
9088 (vect_free_slp_tree): Remove.
9089 (vect_free_slp_instance): Declare.
9090 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9091 (vectorizable_load): Add argument.
9092 (vect_transform_slp_perm_load): New.
9093 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9095 (vect_get_place_in_interleaving_chain): New function.
9096 (vect_free_slp_tree): Make static.
9097 (vect_free_slp_instance): New function.
9098 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9099 collect the load location in the interleaving chain.
9100 (vect_supported_slp_permutation_p): New function.
9101 (vect_supported_load_permutation_p): Likewise.
9102 (vect_analyze_slp_instance): In case of loads permutation, call
9103 vect_supported_load_permutation_p to check that the permutation is
9105 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9106 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9107 (vect_create_mask_and_perm): New function.
9108 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9109 (vectorizable_load): Add an argument. Don't keep the created vectors
9110 statements in the node if permutation is required. Call
9111 vect_transform_slp_perm_load to generate the permutation.
9112 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9113 additional argument.
9114 (vect_schedule_slp_instance): In case of loads permutation, allocate
9115 vectorized statements structure for all the related SLP nodes. Call
9116 vect_transform_stmt with addditional argument.
9117 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9118 * config/spu/spu.c (spu_builtin_vec_perm): New.
9119 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9120 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9121 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9122 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9124 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9126 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9127 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9128 __gthread_cond_signal, __gthread_cond_timedwait,
9129 __gthread_cond_timedwait_recursive): New functions.
9130 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9132 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9135 2008-08-28 Richard Guenther <rguenther@suse.de>
9138 * fold-const.c (maybe_canonicalize_comparison_1): Require
9139 undefined overflow only for canonicalizing A +- CST cmp CST.
9140 Make sure to not generate new constants that are not inside
9141 their TYPE_MIN/MAX_VALUE range.
9142 (maybe_canonicalize_comparison): Remove undefined overflow
9144 (fold_binary): Remove now duplicate folding.
9146 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9148 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9149 use not updated in the last change.
9151 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9153 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9154 (IRA_COVER_CLASSES): Add FPUL_REGS.
9156 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9159 * c-common.c (conversion_warning): Check for null operands.
9161 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9164 * c-decl.c (check_for_loop_decls): Improve error message. Give
9167 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9170 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9171 (convert_for_assignment): Pass corrent OPT_W* parameter to
9172 WARN_FOR_ASSIGNMENT.
9174 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9177 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9179 2008-08-27 Paul Brook <paul@codesourcery.com>
9181 * config.gcc: Loosen checks for arm uclinux eabi targets.
9183 2008-08-27 Paul Brook <paul@codesourcery.com>
9185 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9187 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9189 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9191 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9192 the enumerators of an ENUMERAL_TYPE.
9193 * dbxout.c (dbxout_type): Ditto.
9195 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9198 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9199 (fwprop_addr): Check that the loop_father is not the outer loop.
9201 2008-08-26 Paul Brook <paul@codesourcery.com>
9203 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9204 Remove documentation entry for fmul type.
9205 Use fmuls to annotate single-precision multiplication patterns,
9206 fmuld to annotate double-precision multiplication patterns,
9207 fmacs to annotate single-precision multiply-accumulate patterns
9208 and fmacd to annotate double-precision multiply-accumulate patterns.
9209 * config/arm/vfp11.md: Update reservations accordingly.
9210 * config/arm/arm.md: Note that certain values of the "type"
9211 attribute are documented in vfp.md.
9212 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9213 (v10_cvt): Use new fmul types.
9215 2008-08-26 Paul Brook <paul@codesourcery.com>
9217 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9218 * config/arm/vfp11.md: ...here. New.
9219 * config/arm/arm.md: Include vfp11.md.
9221 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9223 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9224 parameter to inform call.
9226 2008-08-26 Jeff Law <law@redhat.com>
9228 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9229 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9230 preferred class when copying a constant into a partial word register.
9232 2008-08-26 Ben Elliston <bje@au.ibm.com>
9234 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9235 * cp/typeck.c: Likewise.
9236 * cp/tree.c: Likewise.
9237 * gimple-low.c: Likewise.
9240 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9242 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9243 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9245 * doc/passes.texi: Describe IRA.
9247 * doc/tm.texi (IRA_COVER_CLASSES,
9248 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9250 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9251 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9252 -fira-propagate-cost, -fno-ira-share-save-slots,
9253 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9255 * flags.h (ira_algorithm): New enumeration.
9256 (flag_ira_algorithm, flag_ira_verbose): New external variable
9259 * postreload.c (gate_handle_postreload): Don't do post reload
9260 optimizations unless the reload is completed.
9262 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9265 * tree-pass.h (pass_ira): New external variable declaration.
9267 * reload.h: Add 2008 to the Copyright.
9269 * cfgloopanal.c: Include params.h.
9270 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9273 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9275 * toplev.c (ira.h): New include.
9276 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9277 (backend_init_target): Call ira_init.
9278 (backend_init): Call ira_init_once.
9279 (finalize): Call finish_ira_once.
9281 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9282 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9285 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9286 may_move_out_cost): New external variable declarations.
9287 (move_table): New typedef.
9289 * caller-save.c: Include headers output.h and ira.h.
9290 (no_caller_save_reg_set): New global variable.
9291 (save_slots_num, save_slots): New variables.
9292 (reg_save_code, reg_restore_code, add_stored_regs): Add
9294 (init_caller_save): Set up no_caller_save_reg_set.
9295 (init_save_areas): Reset save_slots_num.
9296 (saved_hard_reg): New structure.
9297 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9298 (initiate_saved_hard_regs, new_saved_hard_reg,
9299 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9301 (setup_save_areas): Add code for sharing stack slots.
9302 (all_blocks): New variable.
9303 (save_call_clobbered_regs): Process pseudo-register too.
9304 (mark_set_regs): Process pseudo-register too.
9305 (insert_one_insn): Put the insn after bb note in a empty basic
9306 block. Add insn check.
9308 * global.c (eliminable_regset): Make it external.
9309 (mark_elimination): Use DF_LR_IN for IRA.
9310 (pseudo_for_reload_consideration_p): New.
9311 (build_insn_chain): Make it external. Don't ignore spilled
9312 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9313 (gate_handle_global_alloc): New function.
9314 (pass_global_alloc): Add the gate function.
9316 * opts.c (decode_options): Set up flag_ira. Print the warning for
9318 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9320 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9322 * regmove.c (regmove_optimize): Don't do replacement of output for
9325 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9326 New external variable declarations.
9328 * local-alloc.c (update_equiv_regs): Make it external. Return
9329 true if jump label rebuilding should be done. Rescan new_insn for
9331 (gate_handle_local_alloc): New function.
9332 (pass_local_alloc): Add the gate function.
9334 * alias.c (value_addr_p, stack_addr_p): New functions.
9335 (nonoverlapping_memrefs_p): Use them for IRA.
9337 * common.opt (fira, fira-algorithm, fira-coalesce,
9338 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9339 fira-verbose): New options.
9341 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9342 move_cost, may_move_in_cost, may_move_out_cost): Make the
9344 (move_table): Remove typedef.
9345 (init_move_cost): Make it external.
9346 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9349 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9350 setup_reg_classes): New function prototypes.
9351 (eliminable_regset): New external variable declaration.
9352 (build_insn_chain, update_equiv_regs): New function prototypes.
9354 * Makefile.in (IRA_INT_H): New definition.
9355 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9356 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9357 (reload1.o, toplev.o): Add dependence on ira.h.
9358 (cfgloopanal.o): Add PARAMS_H.
9359 (caller-save.o): Add dependence on output.h and ira.h.
9360 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9361 ira-emit.o, ira-lives.o): New entries.
9363 * passes.c (pass_ira): New pass.
9365 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9367 * reload1.c (ira.h): Include the header.
9368 (changed_allocation_pseudos): New bitmap.
9369 (init_reload): Initiate the bitmap.
9370 (compute_use_by_pseudos): Permits spilled registers in FROM.
9371 (temp_pseudo_reg_arr): New variable.
9372 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9373 IRA. Call alter_reg with the additional parameter. Don't clear
9374 spilled_pseudos for IRA. Restore original insn chain for IRA.
9375 Clear changed_allocation_pseudos at the end of reload.
9376 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9377 (hard_regno_to_pseudo_regno): New variable.
9378 (count_pseudo): Check spilled pseudos. Set up
9379 hard_regno_to_pseudo_regno.
9380 (count_spilled_pseudo): Check spilled pseudos. Update
9381 hard_regno_to_pseudo_regno.
9382 (find_reg): Use better_spill_reload_regno_p. Check
9383 hard_regno_to_pseudo_regno.
9384 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9386 (eliminate_regs_1): Use additional parameter for alter_reg.
9387 (finish_spills): Set up pseudo_previous_regs only for spilled
9388 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9389 more arguments. Don't clear live_throughout and dead_or_set for
9390 spilled pseudos. Use additional parameter for alter_reg. Call
9391 mark_allocation_change. Set up changed_allocation_pseudos.
9392 Remove sanity check.
9393 (emit_input_reload_insns, delete_output_reload): Use additional
9394 parameter for alter_reg. Call mark_allocation_change.
9395 (substitute, gen_reload_chain_without_interm_reg_p): New
9397 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9399 * testsuite/gcc.dg/20080410-1.c: New file.
9401 * config/s390/s390.h (IRA_COVER_CLASSES,
9402 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9404 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9406 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9408 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9410 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9412 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9414 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9416 2008-08-24 Jeff Law <law@redhat.com>
9417 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9418 when ignoring unavailable registers.
9420 2008-08-24 Jeff Law <law@redhat.com>
9421 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9422 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9423 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9424 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9426 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9427 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9429 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9430 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9431 * reload1.c (find_reg): Process registers in register allocation order.
9433 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9434 * toplev.c (backend_init_target): Move ira_init call from
9436 (lang_dependent_init_target): ...to here.
9438 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9439 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9440 calculate memory move costs for NO_REGS.
9442 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9443 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9444 STACK_REGS is defined.
9446 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9447 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9449 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9450 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9452 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9453 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9454 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9457 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9458 Dorit Nuzman <dorit@il.ibm.com>
9460 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9461 vec_extract_evenv4sf, vec_extract_evenv8hi,
9462 vec_extract_evenv16qi, vec_extract_oddv4si,
9463 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9464 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9465 vec_interleave_highv4si, vec_interleave_lowv4si,
9466 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9467 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9468 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9470 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9473 * config/rs6000/rs6000.c (optimization_options): Don't default to
9474 section anchors without toplevel reorder.
9476 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9478 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9479 (mfc_end_critical_section): Likewise.
9481 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9483 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9484 all type qualifiers from element type to vector type.
9486 2008-08-25 David Daney <ddaney@avtrex.com>
9488 * config/mips/mips.md (immediate_insn): Move up in file, fix
9489 comment typo, reformat.
9490 (fetchop_bit, atomic_hiqi_op memory_barrier,
9491 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9492 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9493 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9494 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9495 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9496 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9497 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9498 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9499 sync_old_nand<mode>, sync_new_nand<mode>,
9500 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9501 test_and_set_12): Moved to sync.md.
9503 * config/mips/sync.md: New file.
9505 2008-08-25 Richard Henderson <rth@redhat.com>
9507 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9508 (regsave): Likewise.
9509 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9510 (output_cfi_directive): Likewise.
9511 (div_data_align): New.
9512 (output_cfi): Use it.
9514 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9516 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9517 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9518 (TARGET_OCTEON): New macro.
9519 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9520 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9521 (ISA_HAS_POP): New macro.
9522 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9524 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9526 * config/mips/mips.md (cpu): Add octeon.
9527 (type): Add pop attribute value.
9528 (popcount<mode>2): New pattern.
9529 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9531 2008-08-24 Jan Hubicka <jh@suse.cz>
9533 * doc/invoke.texi (-fipa-cp-clone): New option.
9534 (-fipa-cp): Update docs.
9535 (--param ipcp-unit-growth):New.
9536 * ipa-cp.c: Include fibheap.h, params.h
9537 (ipcp_initialize_node_lattices): When not cloning, all externally
9538 visible functions are bottom.
9539 (ipcp_need_redirect_p): Accept clones.
9540 (ipcp_insert_stage): Use cost driven heuristics.
9541 (max_count, dead_nodes): New static vars.
9542 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9543 ipcp_const_param_count): New functions.
9544 * common.opt (ipa-cp-clone): New command line option.
9545 * params.def (ipcp-unit-growth): New.
9547 2008-08-24 Jan Hubicka <jh@suse.cz>
9549 * tree-inline.c (tree_function_versioning): Look harder
9550 for referenced vars.
9552 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9554 PR tree-optimization/37185
9555 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9557 2008-08-23 Jan Hubicka <jh@suse.cz>
9559 * ipa-cp.c (ipcp_analyze_node): New function.
9560 (ipcp_update_cloned_node): Use it.
9561 (ipcp_init_stage): Likewise.
9562 * ipa-inline.c (function_insertion_hook_holder): New static var.
9563 (analyze_function): Break out from ....
9564 (inline_generate_summary): Here; register insertion hook.
9565 (cgraph_decide_inlining): Remove hook.
9566 (add_new_function): New function.
9568 2008-08-23 Jan Hubicka <jh@suse.cz>
9570 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9572 2008-08-23 Jan Hubicka <jh@suse.cz>
9574 * ipa-cp.c (constant_val_insert): Remove.
9575 (ipcp_propagate_one_const): Remove.
9576 (ipcp_create_replace_map): Always insert replacements to the map.
9577 (ipcp_insert_stage): Do not try to insert statements by hand.
9578 * tree-inline.c (insert_init_stmt): Break out from ...
9579 (setup_one_parameter): ... here; allow NULL BB pointer.
9580 (tree_function_versioning): Use setup_one_parameter to process
9583 2008-08-23 Jan Hubicka <jh@suse.cz>
9585 * tree.c (decl_address_ip_invariant_p): New function.
9586 * tree.h (decl_address_ip_invariant_p): Declare.
9587 * gimple.c (strip_invariant_refs): Break out from ...
9588 (is_gimple_invariant_address): ... here
9589 (is_gimple_ip_invariant_address): New function.
9590 (is_gimple_ip_invariant): New function.
9591 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9594 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9595 (ipcp_lat_is_insertable): All constants are insertable.
9596 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9597 IPA_CONST_VALUE_REF.
9598 (ipcp_initialize_node_lattices): Propagate all types of operands.
9599 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9600 (ipcp_create_replace_map): Reformat.
9601 (ipcp_need_redirect_p): Simplify.
9602 (ipcp_insert_stage): Check that argument is used before clonning.
9603 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9605 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9606 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9607 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9608 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9609 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9610 * tree-inline.c (tree_function_versioning): Add variables referenced
9613 2008-08-23 Jan Hubicka <jh@suse.cz>
9616 * i386.c (standard_80387_constant_p): Use optimize_size.
9618 2008-08-23 Ira Rosen <irar@il.ibm.com>
9620 PR tree-optimization/37161
9621 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9622 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9623 (vect_determine_vectorization_factor): Move the scalar type
9624 retrieval to vect_get_smallest_scalar_type.
9625 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9626 scalar type. Remove redundant computation.
9627 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9628 (vect_get_slp_defs): Take the type of RHS into account if
9629 necessary by calling vect_get_smallest_scalar_type. Call
9630 vect_get_constant_vectors with additional argument.
9632 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9635 * doc/invoke.texi (Wwrite-strings): Clarify description.
9637 2008-08-23 Ira Rosen <irar@il.ibm.com>
9639 PR tree-optimization/37174
9640 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9641 def stmt is a part of the loop before accessing its stmt_vec_info.
9643 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9646 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9647 (*swap): New insn pattern.
9648 (*ashlqi3): Rename from ashlqi3 insn pattern.
9649 (ashlqi3): New expanders.
9650 (*lshrqi3): Rename from lshrqi3 insn pattern.
9651 (lshrqi3): New expanders.
9652 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9653 lshrqi3_const5, lshrqi3_const6): New splitters.
9654 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9655 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9658 2008-08-22 Richard Guenther <rguenther@suse.de>
9660 PR tree-optimization/37078
9661 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9662 [+INF, +INF] ranges.
9664 2008-08-22 Richard Guenther <rguenther@suse.de>
9666 PR tree-optimization/37143
9667 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9668 a conversion statement instead of a copy.
9670 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9673 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9674 CCCmode, CCOmode and CCSmode destination modes.
9677 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9678 from different units in a single alternative.
9679 (*vec_extractv2sf_1): Ditto.
9680 (*vec_extractv2si_0): Ditto.
9681 (*vec_extractv2si_1): Ditto.
9682 * config/i386/sse.md (sse2_storehpd): Ditto.
9683 (sse2_storelpd): Ditto.
9684 (sse2_loadhpd): Ditto.
9685 (sse2_loadlpd): Ditto.
9688 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9689 (popcountsi2): Ditto.
9690 (clzdi2_abm): Ditto.
9691 (popcountdi2): Ditto.
9692 (clzhi2_abm): Ditto.
9693 (popcounthi2): Ditto.
9695 2008-08-22 Richard Guenther <rguenther@suse.de>
9699 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9700 if the multiplication does not overflow.
9702 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9704 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9706 2008-08-21 Richard Henderson <rth@redhat.com>
9708 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9709 spurrious comma from test.
9710 * configure: Rebuild.
9712 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9715 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9718 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9720 * c-tree.h (grokfield): New argument.
9721 * c-decl.c (grokfield): Handle new location argument.
9722 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9724 2008-08-21 Richard Guenther <rguenther@suse.de>
9726 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9728 2008-08-21 Jan Hubicka <jh@suse.cz>
9730 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9731 (cgraph_add_function_insertion_hook,
9732 cgraph_remove_function_insertion_hook,
9733 cgraph_call_function_insertion_hooks): New functions.
9734 * cgraph.h (cgraph_add_function_insertion_hook,
9735 cgraph_remove_function_insertion_hook,
9736 cgraph_call_function_insertion_hooks): Declare.
9737 * ipa-reference.c (function_insertion_hook_holder): New variable.
9738 (check_operand, look_for_address_of): When checking late, do not care
9739 about module bitmaps.
9740 (add_new_function): New function.
9741 (generate_summary): Register hooks; zero module bitmaps.
9742 (propagate): Unregister hooks.
9743 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9744 (add_new_function): New function.
9745 (generate_summary): Register hook.
9746 (propagate): Remove hook.
9748 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9750 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9751 * ipa-cp.c (ipcp_update_cloned_node): New function.
9752 (build_const_val): Handle functions correctly; bring type logic
9753 into sync with tree-inline.c
9754 (ipcp_init_stage): Take care of computing stuff needed by
9755 indirect inlining; update clones.
9756 (ipcp_generate_summary): Break out of ipcp_driver.
9757 (ipcp_driver): Do only execution and transformation.
9758 (pass_ipa_cp): Make IPA_PASS.
9759 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9761 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9762 ipcp, some info is already available.
9763 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9764 * tree-inline.c (remap_ssa_name): Unshare expression.
9766 2008-08-21 Richard Guenther <rguenther@suse.de>
9768 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9769 a PHI ask VN if it is already available.
9770 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9771 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9773 2008-08-21 Richard Guenther <rguenther@suse.de>
9776 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9777 makes sure to produce a result of the correct type.
9779 2008-08-21 Jan Hubicka <jh@suse.cz>
9780 Backport from LTO branch:
9782 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9783 Jan Hubicka <jh@suse.cz>
9786 (init_state, finish_state, set_function_state, generate_summary):
9788 (scan_stmt): Renamed from scan_function. Changed to keep state in
9789 local static vars rather than cgraph aux field.
9790 (propagate): Renamed from static_execute. Changed to keep state in
9791 local static vars rather than cgraph aux field.
9792 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9793 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9795 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9797 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9798 * ipa-reference.c (init_function_info, generate_summary,
9799 propagate): New functions.
9800 (analyze_function): Call init_function_info.
9801 (static_execute): Stripped into generate_summary and propagate.
9802 (pass_ipa_reference): Made into ipa_opt_pass.
9804 2008-08-21 Richard Guenther <rguenther@suse.de>
9806 PR tree-optimization/37181
9807 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9809 (extract_range_from_unary_expr): Likewise.
9811 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9813 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9815 * toplev.h (pedwarn_at): Likewise.
9816 * builtins.c: Update all calls to pedwarn.
9817 * c-lex.c: Likewise.
9818 * toplev.c: Likewise.
9819 * c-tree.h: Likewise.
9820 * c-decl.c: Likewise.
9821 * c-errors.c: Likewise.
9822 * c-typeck.c: Likewise.
9823 * c-common.c: Likewise.
9824 * c-parser.c: Likewise.
9826 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9829 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9830 with MODE_VECTOR_INT mode.
9832 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9835 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9836 initialized outside the current module.
9837 (warn_uninitialized_var): Ignore left-hand side when walking the
9838 trees. Ignore address expressions. Examine VUSE operands in gimple
9839 statements with a variable declaration on the right-hand side.
9841 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9844 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9846 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9849 * c-common.c (conversion_warning): Do not warn if applying bit-and
9850 operator to unsigned constant that fits in the target type.
9852 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9855 * c-common.c (conversion_warning): Do not warn for artificial
9858 2008-08-20 Richard Guenther <rguenther@suse.de>
9860 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9861 (extract_range_from_binary_expr): Fall back to constant propagation.
9862 (extract_range_from_unary_expr): Likewise.
9864 2008-08-20 Richard Guenther <rguenther@suse.de>
9866 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9867 with TREE_THIS_VOLATILE on shared nodes.
9868 (fold_stmt_r): Likewise.
9870 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9873 * c-parser.c (c_parser_attributes): For keywords use canonical
9874 spelling for attr_name.
9876 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9878 * value-prof.c (check_counter): Revert wrong call to error.
9880 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9882 * profile.c: Update calls to inform.
9883 * value-prof.c: Update calls to inform.
9885 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9887 * diagnostic.c (inform): Add an explicit location_t parameter.
9888 * toplev.h (inform): Update declaration.
9889 * builtins.c: Update all calls to inform.
9890 * c-common.c: Likewise.
9891 * c-decl.c: Likewise.
9892 * c-opts.c: Likewise.
9893 * c-pch.c: Likewise.
9894 * c-pragma.c: Likewise.
9895 * c-typeck.c: Likewise.
9896 * coverage.c: Likewise.
9898 * toplev.c: Likewise.
9899 * tree-cfg.c: Likewise.
9900 * tree-ssa.c: Likewise.
9902 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9905 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9906 V2DI mode, for SSE4.1, use movq instead of vector set if the
9907 second element is zero and inter-unit moves are OK.
9909 2008-08-20 Richard Guenther <rguenther@suse.de>
9911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9912 properly handle conversion/copy chains after tuplification.
9914 2008-08-20 Richard Guenther <rguenther@suse.de>
9916 * passes.c (init_optimization_passes): Move the second
9917 forwprop pass before alias computation. Remove the second
9918 DCE pass. Remove the first dominator and phi copy/const
9921 2008-08-20 Nick Clifton <nickc@redhat.com>
9923 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9924 support of this feature. Do not assume that a sufficiently new
9925 assembler will support the feature regardless of the target type.
9926 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9927 * configure: Regenerate.
9929 2008-08-20 Richard Guenther <rguenther@suse.de>
9931 * tree-vrp.c (found_in_subgraph): Remove.
9932 (live): New global static.
9933 (live_on_edge): New function.
9934 (blocks_visited): Remove.
9935 (register_edge_assert_for_2): Use live_on_edge.
9936 (find_conditional_asserts): Remove code dealing with
9937 found_in_subgraph. Do not walk the CFG.
9938 (find_switch_asserts): Likewise.
9939 (find_assert_locations_1): Renamed from find_assert_locations.
9940 Move finding assert locations for conditional and switch
9941 statements first. Update live bitmap. Do not walk the CFG.
9942 (find_assert_locations): New function.
9943 (insert_range_assertions): Remove entry of CFG walk.
9944 Adjust call to find_assert_locations.
9945 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9946 that only can appear because of fake exit edges but assert we
9947 never try to insert on those.
9948 (fini_pre): Do not remove fake exit edges here...
9949 (execute_pre): ...but here, before committing edge inserts.
9951 2008-08-19 Richard Guenther <rguenther@suse.de>
9953 * passes.c (init_optimization_passes): Exchange store-ccp
9956 2008-08-19 Rafael Espíndola <espindola@google.com>
9958 * varasm.c (weak_decls): Move earlier in the file.
9959 (assemble_external): Add weak decls to the weak_decls list.
9960 (declare_weak): Don't add decls to the weak_decls list.
9962 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9965 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9966 before (sse2_shufpd_<mode>).
9968 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9971 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9972 * tree.c (block_nonartificial_location): Likewise.
9974 2008-08-19 Richard Guenther <rguenther@suse.de>
9976 PR tree-optimization/35972
9977 PR tree-optimization/23094
9978 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9980 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9981 handle MISALIGNED_INDIRECT_REF.
9982 (get_ref_from_reference_ops): New helper.
9983 (vn_reference_lookup_pieces): Walk the use-def chain using the
9984 alias-oracle if requested.
9985 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9986 walking the use-def chain.
9987 (compute_avail): But not here.
9988 (create_component_ref_by_pieces_1): Properly handle
9989 MISALIGNED_INDIRECT_REF.
9990 (do_regular_insertion): Handle fully redundant
9991 expressions after PHI-translation also for SSA_NAME values, not
9992 only constants. Correctly use edoubleprime for that.
9994 2008-08-19 Ira Rosen <irar@il.ibm.com>
9996 * tree-vectorizer.c (supportable_widening_operation): Support
9997 multi-step conversion, return the number of steps in such conversion
9998 and the required intermediate types.
9999 (supportable_narrowing_operation): Likewise.
10000 * tree-vectorizer.h (vect_pow2): New function.
10001 (supportable_widening_operation): Change argument types.
10002 (supportable_narrowing_operation): Likewise.
10003 (vectorizable_type_promotion): Add an argument.
10004 (vectorizable_type_demotion): Likewise.
10005 * tree-vect-analyze.c (vect_analyze_operations): Call
10006 vectorizable_type_promotion and vectorizable_type_demotion with
10007 additional argument.
10008 (vect_get_and_check_slp_defs): Detect patterns.
10009 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10011 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10012 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10013 factor according to the smallest type in the loop.
10014 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10015 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10016 supportable_widening_operation with correct arguments.
10017 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10018 operands lists according to the number of vector statements in left
10019 or right node, if exists.
10020 (vect_gen_widened_results_half): Remove unused argument.
10021 (vectorizable_conversion): Call supportable_widening_operation,
10022 supportable_narrowing_operation, and vect_gen_widened_results_half
10023 with correct arguments.
10024 (vectorizable_assignment): Change documentation, support multiple
10026 (vectorizable_operation): Likewise.
10027 (vect_get_loop_based_defs): New function.
10028 (vect_create_vectorized_demotion_stmts): Likewise.
10029 (vectorizable_type_demotion): Support loop-aware SLP and general
10030 multi-step conversion. Call vect_get_loop_based_defs and
10031 vect_create_vectorized_demotion_stmts for transformation.
10032 (vect_create_vectorized_promotion_stmts): New function.
10033 (vectorizable_type_promotion): Support loop-aware SLP and general
10034 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10035 for transformation.
10036 (vectorizable_store): Change documentation, support multiple
10038 (vectorizable_load): Likewise.
10039 (vect_transform_stmt): Pass SLP_NODE to
10040 vectorizable_type_promotion and vectorizable_type_demotion.
10041 (vect_schedule_slp_instance): Move here the calculation of number
10042 of vectorized statements for each node from...
10043 (vect_schedule_slp): ... here.
10044 (vect_transform_loop): Call vect_schedule_slp without the last
10047 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10050 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10051 to == in assert statement.
10052 (vectorizable_reduction): Fix typo.
10054 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10057 * value-prof.c (check_counter): Dereference pointer to overall
10058 count when printing it.
10060 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10062 * profile.h: Really add it.
10064 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10066 * mcf.c: Really add it.
10068 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10069 Vinodha Ramasamy <vinodha@google.com>
10071 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10073 * value-prof.c (check_counter): Fix the counter if
10074 flag_profile_correction is true.
10075 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10076 tree_mod_subtract_transform):
10077 Follow check_counter parameter change.
10078 * common.opt (fprofile-correction): New option.
10080 * profile.h: Likewise.
10081 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10082 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10083 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10085 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10086 flag_profile_correction is set.
10088 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10090 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10092 2008-08-18 Tomas Bily <tbily@suse.cz>
10094 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10095 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10097 * tree-data-ref.c (split_constant_offset_1): Likewise.
10098 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10099 * tree-sra.c (sra_walk_expr): Likewise.
10100 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10101 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10102 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10103 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10105 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10106 * tree-vect-transform.c (vectorizable_type_demotion)
10107 (vectorizable_type_promotion): Likewise.
10108 * tree-inline.c (expand_call_inline):
10109 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10110 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10111 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10112 * expr.c (expand_expr_real_1): Likewise.
10113 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10114 (gimple_assign_unary_useless_conversion_p): Likewise.
10115 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10116 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10117 * fold-const.c (fold_unary): Likewise.
10118 * tree.h (CONVERT_EXPR_P): Likewise.
10119 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10120 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10122 (register_edge_assert_for_2, extract_range_from_unary_expr)
10123 (register_edge_assert_for_1): Likewise.
10125 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10127 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10128 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10129 (enum real_value_const): Delete.
10130 (get_real_const): Delete.
10131 * real.c (get_real_const): Delete.
10132 (dconst_e_ptr): Define.
10133 (dconst_third_ptr): Define.
10134 (dconst_sqrt2_ptr): Define.
10135 * builtins.c: Update all callers.
10137 2008-08-18 Richard Guenther <rguenther@suse.de>
10139 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10140 statement iterator after statement removal.
10142 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10144 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10145 (detect_processor_freebsd): Likewise.
10146 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10148 2008-08-18 Richard Guenther <rguenther@suse.de>
10150 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10151 and loads have the correct types.
10153 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10156 * c-opts.c (cpp_opts): Remove static.
10157 * c-parser.c (cpp_opts): Declare it extern.
10158 (disable_extension_diagnostics): Handle cpp options.
10159 (enable_extension_diagnostics): Likewise.
10161 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10163 * diagnostics.c (permerror_at): Rename as permerror.
10164 (permerror): Delete.
10165 * toplev.h: Likewise.
10167 2008-08-18 Richard Guenther <rguenther@suse.de>
10169 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10170 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10171 Move call_cdce before build_alias. Move copyrename2,
10172 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10173 right after final inlining.
10174 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10175 (pass_build_cfg): But instead via TODO_dump_func.
10177 2008-08-18 Richard Guenther <rguenther@suse.de>
10179 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10181 (scalarize_init): If we failed to generate some initializers
10182 do not generate zeros for not instantiated members. Instead
10183 rely on the copy out.
10184 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10185 about missing flow-sensitive alias info only if we have
10188 2008-08-17 Nick Clifton <nickc@redhat.com>
10190 * doc/extend.texi (Function Attributes): Fix typo in description
10191 if hot function attribute.
10193 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10194 Richard Sandiford <rdsandiford@googlemail.com>
10196 * doc/install.texi (--with-mips-plt): Document.
10197 * doc/invoke.texi (-mplt, -mno-plt): Document.
10198 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10199 and handle ${with_mips_plt}.
10200 * config/mips/mips.opt (mplt): New option.
10201 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10202 (TARGET_ABICALLS_PIC2): Likewise.
10203 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10204 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10205 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10206 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10207 to decide whether to output ".option picX" directives.
10208 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10209 Pass -call_nonpic rather than -KPIC for -mplt.
10210 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10211 on the command line. Also remove it when -mabi=64 is used without
10213 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10214 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10215 TARGET_ABICALLS_PIC0.
10216 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10218 (mips16_build_function_stub): Only output ".option pic" directives
10219 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10220 (mips16_build_call_stub): Fix comment and remove redundant
10221 ".set at"/"set .noat" directives.
10222 (mips_function_rodata_section): Use the default behaviour for
10223 TARGET_ABSOLUTE_ABICALLS.
10224 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10225 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10226 (mips_restore_gp): Do nothing if the current function doesn't use
10228 (mips_expand_prologue): Only save $gp if the current function uses it.
10229 Use a normal move for TARGET_ABICALLS_PIC0.
10230 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10232 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10234 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10235 of function when handling GLOBAL_POINTER_REGNUM.
10237 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10240 * common.opt (-fstack-check): Do not declare the variable here.
10241 (-fstack-check=): New option variant.
10242 * doc/invoke.texi (Code Gen Options): Document it.
10243 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10244 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10245 (STACK_CHECK_STATIC_BUILTIN): New macro.
10246 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10247 * opts.c: Include expr.h.
10248 (common_handle_option) <OPT_fold_stack_check_>: New case.
10249 <OPT_fstack_check>: Likewise.
10250 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10251 consistently in the test for variable-sized types. Adjust for
10252 new behaviour of flag_stack_check.
10253 * explow.c: Include except.h.
10254 (allocate_dynamic_stack_space): Do not take into account
10255 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10256 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10257 for variable-sized parameters. Treat all parameters whose size is
10258 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10259 stack checking is enabled.
10260 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10261 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10262 if generic stack checking is enabled.
10263 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10264 * reload1.c (reload): Likewise.
10265 * stmt.c (expand_decl): Assert that all automatic variables have
10266 fixed size at this point and remove dead code.
10267 * flags.h (stack_check_type): New enumeration type.
10268 (flag_stack_check): Declare.
10269 * toplev.c (flag_stack_check): New global variable.
10270 * Makefile.in (opts.o): Add dependency on EXPR_H.
10271 (explow.o): Add dependency on except.h.
10273 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10275 * config/avr/avr.c (avr_override_options): Reduce value of
10276 PARAM_INLINE_CALL_COST.
10278 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10280 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10281 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10282 lieu of TYPE_MODE (type) throughout.
10284 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10286 * config/arm/arm.c (add_minipool_backward_ref): Check for
10287 8-byte-aligned entries in second case of forcing insertion after a
10288 particular entry. Change third case to avoid inserting
10289 non-8-byte-aligned entries before 8-byte-aligned ones.
10291 2008-08-15 Richard Guenther <rguenther@suse.de>
10293 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10294 strip components for unknown size accesses.
10296 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10298 * config/s390/2097.md New file.
10299 * config/s390/s390.md ("z10prop" attribute): Define none,
10300 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10301 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10302 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10303 possible values and apply them to insns as appropriate.
10304 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10305 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10306 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10307 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10308 ("bfp" mode attribute): Removed. Every occurence replaced
10310 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10311 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10314 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10317 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10320 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10322 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10323 additional argument. Support reduction when duplication is needed due
10324 to data-types of different sizes in the loop.
10325 (get_initial_def_for_induction): Fix printout.
10326 (vect_get_vec_def_for_stmt_copy): Support case where the
10327 vec_stmt_for_operand is a phi node.
10328 (vectorizable_reduction): Support reduction when duplication is needed
10329 due to data-types of different sizes in the loop.
10330 (vectorizable_call): Remove restriction to not vectorize in case we
10331 have data-types of different sizes in the loop.
10332 (vectorizable_conversion): Likewise.
10333 (vectorizable_operation): Likewise.
10334 (vectorizable_type_demotion): Likewise.
10335 (vectorizable_type_promotion): Likewise.
10336 (vectorizable_induction): Add restriction to not vectorize in case
10337 we have data-types of different sizes in the loop.
10339 2008-08-14 Christophe Saout <christophe@saout.de>
10340 Uros Bizjak <ubizjak@gmail.com>
10343 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10344 (*vec_concatv2di_rex64_sse4_1): Ditto.
10345 (*vec_concatv2di_rex64_sse): Ditto.
10347 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10349 PR middle-end/37103
10350 * fold-const.c (fold_widened_comparison): Do not allow
10351 sign changes that change the result even if shorter type
10352 is wider than arg1_unw's type.
10354 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10356 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10357 Skip if the multilib testing specifies -march that does not
10358 agree with the one specified in the testcase.
10360 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10362 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10363 zero extend SImode values being converted to TFmode before passing
10366 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10368 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10369 __PPU__ when targeting the Cell/B.E. PPU processor.
10371 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10373 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10374 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10375 Rematerialize the static chain, if any.
10376 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10379 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10381 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10382 (new_loc_descr): Likewise.
10383 (add_loc_descr): Likewise.
10384 (size_of_loc_descr): Likewise.
10385 (size_of_locs): Likewise.
10386 (output_loc_operands): Likewise.
10387 (output_loc_sequence): Likewise.
10388 (new_reg_loc_descr): New.
10389 (build_cfa_loc): Use it.
10390 (build_cfa_aligned_loc): Likewise.
10391 (one_reg_loc_descriptor): Likewise.
10392 (based_loc_descr): Likewise.
10394 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10397 * doc/invoke.texi (Wmain): Update.
10398 * c-decl.c (start_decl): warn_main is only 0 or 1.
10399 (start_function): Likewise. Fix formatting.
10400 (finish_function): Delete redundant warning.
10401 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10402 * c-opts (c_common_handle_option): -Wall only has effect if
10403 warn_main is uninitialized. OPT_Wmain is automatically
10404 handled. -pedantic also enables Wmain.
10405 (c_common_post_options): Handle all logic for Wmain here.
10406 * c-common.c (warn_main): Delete.
10407 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10408 * c-common.h (warn_main): Delete.
10410 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10412 PR middle-end/36701
10413 * expr.c (emit_group_store): Allocate stack temp with the
10414 largest alignment when copying from register to stack.
10416 2008-08-13 Richard Guenther <rguenther@suse.de>
10418 * tree.h (maybe_fold_offset_to_address): Declare.
10419 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10420 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10421 Likewise for POINTER_PLUS_EXPR.
10422 (maybe_fold_offset_to_reference): Enable disabled code.
10423 (maybe_fold_offset_to_address): New function.
10424 (fold_stmt_r): Use it.
10425 (fold_gimple_assign): Likewise.
10426 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10427 (gimplify_expr): Likewise.
10429 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10431 * toplev.h (pedwarn_at): Fix declaration.
10433 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10435 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10436 LINK_SPEC): Use %R in -Y P argument.
10438 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10441 * diagnostic.c (pedwarn_at): New.
10442 * toplev.h (pedwarn_at): Declare.
10443 * c-tree.h (build_enumerator): Update declaration.
10444 * c-decl.c (finish_enum): Update comment.
10445 (build_enumerator): Take a location parameter. Give a pedwarn but do
10446 not perform any conversion.
10447 * c-parser.c (c_parser_enum_specifier): Set correct location for
10450 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10453 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10454 expressions except for conversions to signed:1 bitfields. Handle
10455 COND_EXPR with constant operands.
10457 2008-08-13 Richard Guenther <rguenther@suse.de>
10459 PR tree-optimization/15255
10460 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10461 (struct oecount_s): New struct and VEC types.
10462 (cvec): New global.
10463 (oecount_hash): New function.
10464 (oecount_eq): Likewise.
10465 (oecount_cmp): Likewise.
10466 (zero_one_operation): New function.
10467 (build_and_add_sum): Likewise.
10468 (undistribute_ops_list): Perform un-distribution of multiplication
10469 and division on the chain of summands.
10470 (should_break_up_subtract): Also break up subtracts for factors.
10471 (reassociate_bb): Delete dead visited statements.
10472 Call undistribute_ops_list. Re-sort and optimize if it did something.
10473 * passes.c (init_optimization_passes): Move DSE before
10475 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10478 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10480 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10482 * doc/invoke.texi: Revert unintended checkin.
10484 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10487 * gcc.c (include_spec_function): Tweak call to find_a_file.
10489 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10491 PR middle-end/37014
10492 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10493 and TRUTH_ORIF_EXPR.
10494 * dojump.c (do_jump): Likewise.
10496 PR tree-optimization/37084
10497 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10498 if id->regimplify, don't assume stmt is a cast assignment.
10500 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10502 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10504 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10507 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10510 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10512 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10513 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10515 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10516 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10517 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10518 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10519 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10521 * doc/tm.texi (Storage Layout): Remove documentation for
10522 TARGET_FLOAT_FORMAT.
10524 * simplify-rtx.c (simplify_binary_operation_1): Replace
10525 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10527 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10529 * real.h (struct real_format): New member has_sign_dependent_rounding.
10530 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10531 spu_single_format, ieee_double_format, mips_double_format,
10532 motorola_double_format, ieee_extended_motorola_format,
10533 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10534 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10535 mips_extended_format, ieee_quad_format, mips_quad_format,
10536 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10537 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10539 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10540 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10541 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10542 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10543 (ROUND_TOWARDS_ZERO): Likewise.
10545 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10546 (FLOAT_MODE_FORMAT): New macro.
10547 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10548 (MODE_COMPOSITE_P): ... this new macro.
10549 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10550 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10551 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10553 * flags.h: Include "real.h".
10555 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10556 REAL_MODE_FORMAT_COMPOSITE_P.
10557 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10559 * doc/tm.texi (Storage Layout): Remove documentation of
10560 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10561 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10562 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10563 they only apply to libgcc2.a.
10565 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10567 * config/spu/float_disf.c: New file.
10568 * config/spu/float_unsdisf.c: New file.
10569 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10570 (LIB2FUNCS_EXCLUDE): Define.
10572 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10573 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10575 * real.h (struct real_format): New member round_towards_zero.
10576 * real.c (round_for_format): Respect fmt->round_towards_zero.
10577 (ieee_single_format, mips_single_format, motorola_single_format,
10578 spu_single_format, ieee_double_format, mips_double_format,
10579 motorola_double_format, ieee_extended_motorola_format,
10580 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10581 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10582 mips_extended_format, ieee_quad_format, mips_quad_format,
10583 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10584 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10586 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10587 real_format to choose rounding mode when calling MPFR functions.
10588 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10589 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10591 * real.h (real_to_decimal_for_mode): Add prototype.
10592 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10593 Respect target rounding mode when generating decimal representation.
10594 (real_to_decimal): New stub for backwards compatibility.
10595 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10596 real_to_decimal_for_mode instead of real_to_decimal.
10598 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10600 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10601 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10603 * real.c (spu_single_format): New variable.
10604 * real.h (spu_single_format): Declare.
10606 * config/spu/spu.c (spu_override_options): Install SFmode format.
10607 (spu_split_immediate): Use integer mode to operate on pieces of
10608 floating-point values in all cases.
10610 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10611 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10612 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10614 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10616 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10618 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10620 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10622 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10625 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10626 on the VAR_DECL instead of TYPE_READONLY on its type.
10628 2008-08-12 Ira Rosen <irar@il.ibm.com>
10630 * tree-vectorizer.c: Depend on langhooks.h.
10631 (supportable_widening_operation): Add two arguments. Support double
10633 (supportable_narrowing_operation): Likewise.
10634 * tree-vectorizer.h (supportable_widening_operation): Add two
10636 (supportable_narrowing_operation): Likewise.
10637 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10638 supportable_widening_operation with correct arguments.
10639 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10640 (vectorizable_type_demotion): Support double type conversions.
10641 (vectorizable_type_promotion): Likewise.
10642 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10644 2008-08-11 Michael Matz <matz@suse.de>
10646 * i386/i386.c (override_options): Move initialisation from
10647 flag_schedule_insns_after_reload to here from ...
10648 (optimization_options): ... here.
10650 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10652 PR rtl-optimization/36998
10653 * dwarf2out.c (compute_barrier_args_size_1,
10654 compute_barrier_args_size): Temporarily remove assertions.
10656 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10658 PR middle-end/20644
10659 * tree-ssa.c (struct walk_data): Add new flag
10660 warn_possibly_uninitialized.
10661 (warn_uninitialized_var): Use it.
10662 (warn_uninitialized_vars): New.
10663 (execute_early_warn_uninitialized): Call it.
10664 (execute_late_warn_uninitialized): Likewise.
10666 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10668 PR middle-end/36238
10669 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10670 for memory subregs.
10672 2008-08-09 Jan Hubicka <jh@suse.cz>
10675 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10677 (expand_fix): Be prepared for expansion to fail.
10678 (expand_sfix_optab): Remove instructions if expansion failed.
10680 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10682 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10683 avr31 architecture.
10684 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10685 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10687 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10689 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10690 mips/t-libgcc-mips16 to tmake_file.
10691 * config/mips/mips-protos.h (mips_call_type): New enum.
10692 (mips_pic_base_register, mips_got_load): Declare.
10693 (mips_restore_gp): Take an rtx argument.
10694 (mips_use_pic_fn_addr_reg_p): Declare.
10695 (mips_expand_call): Replace the sibcall_p argument with
10696 a mips_call_type argument. Add a lazy_p parameter.
10697 (mips_split_call): Declare.
10698 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10699 (MIPS16_PIC_TEMP): Likewise.
10700 (reg_class): Delete M16_NA_REGS.
10701 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10702 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10703 (mips_split_hi_p): Declare.
10704 * config/mips/mips.c (mips_split_hi_p): New array.
10705 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10706 (mips_got_symbol_type_p): New function.
10707 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10708 (mips16_stub_function_p): New function.
10709 (mips16_local_function_p): Likewise.
10710 (mips_use_pic_fn_addr_reg_p): Likewise.
10711 (mips_cannot_force_const_mem): Return false for HIGHs.
10712 Extend CONST_INT and symbolic handling to MIPS16, using
10713 mips_symbol_insns to check that the base symbol type is a
10714 legitimate constant. Reject GOT-based constants if
10715 TARGET_MIPS16_PCREL_LOADS.
10716 (mips_const_insns): Check targetm.cannot_force_const_mem when
10717 decomposing a symbolic base and a large offset.
10718 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10719 When calling a function that needs $25 from MIPS16 code,
10720 move the target address into $25 separately and add a USE
10722 (mips16_gp_pseudo_reg): Insert the initializer immediately
10723 before the first real insn.
10724 (mips_pic_base_register, mips_got_load): New functions.
10725 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10726 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10727 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10728 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10729 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10730 also passing NULL_RTX rather than const0_rtx as the aux argument.
10731 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10732 instead of TARGET_EXPLICIT_RELOCS.
10733 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10734 (mips_load_call_address): Replace the sibcall_p argument with
10735 a mips_call_type argument. Use mips_got_load.
10736 (mips16_local_alias): New structure.
10737 (mips16_local_aliases): New variable.
10738 (mips16_local_aliases_hash): New function.
10739 (mips16_local_aliases_eq): Likewise.
10740 (mips16_local_alias): Likewise.
10741 (mips16_stub_function): Likewise.
10742 (mips16_build_function_stub): Create a local alias for the target
10743 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10744 .cpload directive and an R_MIPS_NONE relocation for the target
10745 function, then load the alias rather than the function itself.
10746 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10747 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10748 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10749 (mips16_build_call_stub): Replace the FN parameter with an
10750 FN_PTR parameter. Force the address into a register if it
10751 isn't a call_insn_operand; don't rely on the caller to do this.
10752 If a call to a locally-defined and locally-binding MIPS16
10753 function must be made indirectly, redirect the call to the
10754 function's local alias. Use mips16_stub_function_p,
10755 mips16_stub_function, mips_expand_call and use_reg.
10756 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10757 Use explicit %hi and %lo accesses where possible.
10758 Use MIPS_CALL to generate the correct code form of a
10759 jal instruction. Add clobbers of $18 instead of uses.
10760 Update the call to mips_emit_call_insn.
10761 (mips_expand_call): Replace the SIBCALL_P argument with a
10762 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10763 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10764 allowing it to modify the call address. Update the calls to
10765 mips_load_call_address and mips_emit_call_insn.
10766 (mips_split_call): New function.
10767 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10768 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10769 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10770 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10771 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10773 (mips_cprestore_slot): New function.
10774 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10775 and use mips_cprestore_slot.
10776 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10778 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10779 then use a copygp_mips16 instruction to set up $28.
10780 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10781 (mips16_lay_out_constants): Call split_all_insns_noflow.
10782 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10783 false if TARGET_MIPS16.
10784 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10785 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10786 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10787 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10788 MIPS16 code. Allow MIPS16 o32 PIC.
10789 (mips_override_options): Allow MIPS16 o32 PIC.
10790 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10791 after reload if TARGET_USE_GOT.
10792 (UNSPEC_COPYGP): New constant.
10793 (length): Use a default length of 8 for MIPS16 GOT loads.
10794 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10795 (*got_page<mode>): Check mips_split_hi_p.
10796 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10797 (unspec_got<mode>, unspec_call<mode>): New expanders.
10798 (load_got<mode>, load_call<mode>): Remove the length attributes.
10799 Use a got attribute instead of a type attribute.
10800 (copygp_mips16): New insn.
10801 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10802 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10803 (sibcall, sibcall_value, call, call_value): Update the calls
10804 to mips_expand_call.
10805 (call_internal, call_value_internal): Use mips_split_call.
10806 (call_value_multiple_internal): Likewise.
10807 (call_split): Move after call_internal (the insn it is split from).
10808 (call_internal_direct, call_value_internal_direct): Turn into
10809 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10810 (call_direct_split, call_value_direct_split): New patterns.
10811 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10812 and use M16_REGS instead of M16_NA_REGS.
10813 * config/mips/predicates.md (const_call_insn_operand): Replace
10814 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10815 mips_use_pic_fn_addr_reg_p check.
10816 (move_operand): Reject HIGHs if mips_split_hi_p.
10817 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10818 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10819 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10820 * config/mips/libgcc-mips16.ver: New file.
10821 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10822 $(srcdir)/config/mips/libgcc-mips16.ver.
10824 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10826 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10828 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10829 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10830 (mips16_cfun_returns_in_fpr_p): Likewise.
10832 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10834 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10835 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10836 rather than 4 to PC.
10838 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10840 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10841 (FUNCTION_PROFILER): Save the static chain pointer into $2
10842 beforehand and restore it aftewards.
10843 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10844 address directly into $25 and call the function through $25;
10845 do not clobber $3. Pad the DImode version to cover the space
10846 left by the deleted $25 <- $3 move.
10847 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10848 the removal of the $25 <- $3 move.
10849 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10850 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10852 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10853 Daniel Jacobowitz <dan@codesourcery.com>
10855 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10856 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10857 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10858 * config/mips/mips.c (mips_start_function_definition): New function.
10859 (mips_end_function_definition): Likewise.
10860 (mips_output_function_prologue): Use mips_start_function_definition.
10861 (mips_output_function_epilogue): Use mips_end_function_definition.
10862 (build_mips16_function_stub): Use mips_start_function_definition
10863 and mips_end_function_definition.
10864 (build_mips16_call_stub): Likewise.
10866 2008-08-09 Richard Guenther <rguenther@suse.de>
10868 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10869 * gimple.h (gimple_call_fn): Adjust comment.
10870 (gimple_call_set_fndecl): New function.
10871 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10872 longer having bare FUNCTION_DECL operand.
10873 (gimple_call_return_type): Likewise.
10874 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10876 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10877 (gimple_mod_pow2): Likewise.
10878 (gimple_mod_subtract): Likewise.
10879 (gimple_ic): Likewise.
10880 (gimple_stringop_fixed_value): Likewise.
10881 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10882 longer having bare FUNCTION_DECL operand.
10883 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10884 * omp-low.c (optimize_omp_library_calls): Likewise.
10885 * cgraphunit.c (update_call_expr): Likewise.
10886 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10887 (execute_convert_to_rsqrt): Likewise.
10888 * cfgexpand.c (gimple_to_tree): Simplify.
10889 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10890 bare FUNCTION_DECL operand.
10891 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10892 (convert_gimple_call): Use gimple_call_fndecl.
10893 * c-common.c (c_warn_unused_result): Likewise.
10895 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10898 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10899 (c_finish_return): Likewise.
10900 (c_start_case): Likewise.
10901 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10902 * c-parser.c (c_parser_condition): New. Call
10903 verify_sequence_points.
10904 (c_parser_paren_condition): Call c_parser_condition.
10905 (c_parser_for_statement): Call c_parser_condition.
10907 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10910 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10911 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10912 Moved from diagnostic.h
10913 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10915 (emit_diagnostic): New.
10916 (warning0, pedwarn0): Delete.
10917 (warning, warning_at, pedwarn, permerror): Return bool.
10918 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10919 Moved to diagnostic.c.
10920 (struct diagnostic_context): Use correct type for
10921 classify_diagnostic.
10922 (diagnostic_report_diagnostic): Update declaration.
10923 (emit_diagnostic): Declare.
10924 * errors.c (warning): Return bool.
10925 * errors.h (warning): Update declaration.
10926 * toplev.h (warning0, pedwarn0): Delete.
10927 (warning, warning_at, pedwarn, permerror): Return bool.
10928 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10929 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10930 inform. Update all calls.
10931 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10932 before giving informative note.
10933 (implicit_decl_warning): Likewise.
10934 * c-typeck.c (build_function_call): Likewise.
10935 * tree-sssa.c (warn_uninit): Likewise.
10936 * builtins.c (gimplify_va_arg_expr): Likewise.
10938 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10941 * doc/invoke.texi (-Wextra): Move warning from here...
10942 (-Wuninitialized): ... to here.
10944 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10947 * flags.h (set_Wunused): Delete
10948 * toplev.c (process_options): Handle Wunused flags here.
10949 * opts.c (maybe_warn_unused_parameter): Delete.
10950 (common_handle_option): Replace set_Wunused by warn_unused.
10951 (set_Wextra): Do not handle Wunused-parameter here.
10952 (set_Wunused): Delete.
10953 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10955 * common.opt (Wunused): Add Var and Init.
10956 (Wunused-function): Likewise.
10957 (Wunused-label): Likewise.
10958 (Wunused-parameter): Likewise.
10959 (Wunused-value): Likewise.
10960 (Wunused-variable): Likewise.
10962 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10964 * doc/invoke.texi: Add cpu_type power7.
10965 * config.in (HAVE_AS_VSX): New.
10966 * config.gcc: Add cpu_type power7.
10967 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10969 * configure: Regenerate.
10970 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10972 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10973 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10974 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10976 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10978 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10979 type to vectorize.builtin_conversion.
10980 (vectorizable_conversion): Likewise.
10981 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10982 integral type as input.
10983 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10985 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10986 and ALTIVEC_BUILTIN_VCTSXS.
10987 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10990 2008-08-08 Richard Guenther <rguenther@suse.de>
10992 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10993 (surely_varying_stmt_p): Calls are varying only if they are
10994 non-builtin and not indirect or have no result.
10995 (ccp_fold): Re-instantiate code before the tuples merge.
10997 2008-08-08 Richard Guenther <rguenther@suse.de>
10999 PR tree-optimization/37056
11000 * gimple.h (gimple_assign_rhs_class): New helper function.
11001 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11002 unary operations properly.
11004 2008-08-07 Jan Hubicka <jh@suse.cz>
11006 * i386.h (ix86_size_cost): Declare.
11007 (ix86_cur_cost): New function macro.
11008 * i386.md (peepholes expanding size and splitters): Predicate by
11009 optimize_insn_for_speed_p.
11010 (peepholes reduce size and splitters): Predicate by
11011 optimize_insn_for_size_p.
11012 * i386.c (ix86_size_cost): Rename from ...
11013 (size_cost): This one.
11014 (override_options): Update.
11015 (decide_alg): Likewise.
11016 (ix86_expand_clear): Use RTL profile.
11017 (ix86_pad_returns): Use RTL profile.
11019 2008-08-07 Jan Hubicka <jh@suse.cz>
11021 * recog.c (split_all_insns): Set RTL profile
11022 (peephole2_optimize): Likewise.
11023 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11024 * combine.c (combine_instructions): Likewise.
11026 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11028 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11030 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11032 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11033 value in a6 after the set_frame_ptr insn.
11035 2008-08-07 Richard Henderson <rth@redhat.com>
11038 * gcc.c (cpp_options): Pass along -g*.
11040 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11042 * config/arm/arm.c (output_move_neon): Update comment describing
11043 big-endian vector layout.
11044 (arm_assemble_integer): Do not handle big-endian NEON vectors
11046 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11047 neon_vget_lane<mode>_sext_internal,
11048 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11049 element indices for big-endian.
11051 2008-08-07 Richard Henderson <rth@redhat.com>
11053 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11054 * configure, config.in: Rebuild.
11055 * debug.h (dwarf2out_do_cfi_asm): Declare.
11056 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11057 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11058 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11059 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11061 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11063 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11064 movv2si_internal): Combine into mov<mode>_internal.
11065 (movv2si_internal_2): Remove.
11067 2008-08-07 Jan Hubicka <jh@suse.cz>
11070 * i386.md (single stringop patterns): Enable unconditionally.
11072 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11075 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11077 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11078 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11080 * config/i386/sse.md (sse2_movq128): New.
11082 * doc/extend.texi: Document __builtin_ia32_movq128.
11084 2008-08-07 Richard Guenther <rguenther@suse.de>
11086 PR middle-end/37042
11087 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11088 pointers can access anything.
11090 2008-08-06 Jan Hubicka <jh@suse.cz>
11092 * optabs.c (emit_unop_insn): Break out to ...
11093 (maybe_emit_unop_insn): ... this one.
11094 (expand_sfix_optab): Use maybe variant.
11095 * optabs.h (maybe_emit_unop_insn): Declare.
11097 * i386.md (mov0 patterns): Enable by default.
11098 (FP conversion expanders): Disable expansion of code expanding
11099 sequences when instruction should be optimized for size.
11100 (single strinop patterns): Enable when optimizing for size.
11101 (string expanders): Disable expanding of code expanding sequences
11102 when optimizning instruction for size.
11103 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11105 (ix86_fp_comparison_sahf_cost): Likewise.
11106 (ix86_expand_branch): Likewise.
11107 (ix86_expand_ashl_const): Likewise.
11108 (ix86_split_ashl): Likewise.
11109 (ix86_expand_strlen): Likewise.
11110 (ix86_emit_fp_unordered_jump): Likewie.
11112 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11114 * c-common.c: Fix typo.
11115 (c_common_reswords): Activate more C++ keyword warnings.
11117 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11119 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11122 * diagnostic.c (permerror_at): New.
11123 * toplev.h (permerror_at): Declare.
11125 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11126 Ira Rosen <irar@il.ibm.com>
11128 * tree-vect-transform.c (vect_model_simple_cost): Return
11129 immediately if stmt is pure SLP.
11130 (vect_model_store_cost): Ditto.
11131 (vect_model_load_cost): Ditto.
11132 (vectorizable_store): Remove PURE_SLP check before call
11133 to vect_model_store_cost.
11134 (vect_model_store_cost): When checking whether stmt describe
11135 strided access, add a check that it is not slp_node.
11137 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11140 * c-common.c (warn_for_sign_compare): New. Handle separately the
11141 case that 'constant' is zero.
11142 * c-typeck.c (build_binary_op): Move code to c-common.c
11144 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11146 * config/alpha/alpha.c (alpha_preferred_reload_class,
11147 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11148 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11149 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11150 * config/arm/arm.md: Likewise.
11151 * config/avr/avr-protos.h (preferred_reload_class,
11152 test_hard_reg_class, avr_simplify_comparison_p,
11153 out_shift_with_cnt, class_max_nregs): Likewise.
11154 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11155 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11156 preferred_reload_class, test_hard_reg_class): Likewise.
11157 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11158 bfin_memory_move_cost, bfin_secondary_reload,
11159 bfin_output_mi_thunk): Likewise.
11160 * config/crx/crx.c (crx_secondary_reload_class,
11161 crx_memory_move_cost): Likewise.
11162 * config/frv/frv-protos.h (frv_secondary_reload_class,
11163 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11164 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11165 frv_secondary_reload_class, frv_class_likely_spilled_p,
11166 frv_class_max_nregs): Likewise.
11167 * config/h8300/h8300.c (h8300_classify_operand,
11168 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11170 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11171 * config/ia64/ia64.c (ia64_preferred_reload_class,
11172 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11173 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11174 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11176 * config/m68hc11/m68hc11.c (preferred_reload_class,
11177 m68hc11_memory_move_cost): Likewise.
11178 * config/mcore/mcore.c (mcore_secondary_reload_class,
11179 mcore_reload_class): Likewise.
11180 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11181 mips_class_max_nregs, mips_cannot_change_mode_class,
11182 mips_preferred_reload_class, mips_secondary_reload_class,
11183 mips_output_mi_thunk): Likewise.
11184 * config/mmix/mmix.c (mmix_preferred_reload_class,
11185 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11187 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11189 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11190 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11191 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11192 * config/rs6000/rs6000.c (paired_expand_vector_init,
11193 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11194 compare_section_name, rs6000_memory_move_cost): Likewise.
11195 * config/s390/s390.c (s390_emit_compare_and_swap,
11196 s390_preferred_reload_class, s390_secondary_reload,
11197 legitimize_pic_address, legitimize_tls_address,
11198 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11199 s390_class_max_nregs): Likewise.
11200 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11201 * config/s390/s390.md: Likewise.
11202 * config/score/score-protos.h (score_secondary_reload_class,
11203 score_preferred_reload_class): Likewise.
11204 * config/score/score.c (score_preferred_reload_class,
11205 score_secondary_reload_class): Likewise.
11206 * config/score/score3.c (score3_output_mi_thunk,
11207 score3_preferred_reload_class, score3_secondary_reload_class,
11208 score3_hard_regno_mode_ok): Likewise.
11209 * config/score/score3.h (score3_preferred_reload_class,
11210 score3_secondary_reload_class): Likewise.
11211 * config/score/score7.c (score7_output_mi_thunk,
11212 score7_preferred_reload_class, score7_secondary_reload_class,
11213 score7_hard_regno_mode_ok): Likewise.
11214 * config/score/score7.h (score7_preferred_reload_class,
11215 score7_secondary_reload_class): Likewise.
11216 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11217 output_branchy_insn, add_constant, gen_block_redirect,
11218 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11219 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11220 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11221 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11222 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11223 xstormy16_preferred_reload_class): Likewise.
11224 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11225 xtensa_expand_atomic, override_options,
11226 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11228 * reorg.c (try_merge_delay_insns): Likewise.
11229 * tree.c (merge_dllimport_decl_attributes): Likewise.
11231 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11233 2008-08-06 Michael Matz <matz@suse.de>
11235 * Makefile.in (write_entries_to_file): Quote words.
11236 * gengtype.c: (read_input_line): Skip over leading white-space.
11238 2008-08-06 Marc Gauthier <marc@tensilica.com>
11240 * config.gcc: Match more processor names for Xtensa.
11241 * configure.ac: Likewise.
11242 * doc/install.texi (Specific): Likewise.
11243 * configure: Regenerate.
11245 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11247 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11248 * calls.c (avoid_likely_spilled_reg): Likewise.
11249 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11250 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11251 * config/i386/i386.c (ix86_expand_special_args_builtin,
11252 ix86_secondary_reload): Likewise.
11253 * except.c (struct eh_region, gen_eh_region_catch,
11254 remove_unreachable_regions, duplicate_eh_regions,
11255 assign_filter_values, build_post_landing_pads,
11256 sjlj_find_directly_reachable_regions, remove_eh_handler,
11257 reachable_next_level, foreach_reachable_handler,
11258 can_throw_internal_1, can_throw_external_1,
11259 collect_one_action_chain): Likewise.
11260 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11261 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11262 * function.c (update_temp_slot_address, instantiate_new_reg,
11263 instantiate_virtual_regs_in_rtx,
11264 instantiate_virtual_regs_in_insn): Likewise.
11265 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11266 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11267 gimplify_cleanup_point_expr): Likewise.
11268 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11269 * passes.c (next_pass_1): Likewise.
11270 * print-tree.c (print_node_brief, print_node): Likewise.
11271 * profile.c (branch_prob): Likewise.
11272 * tree-dump.c (dump_register): Likewise.
11273 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11275 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11276 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11277 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11278 copy_arguments_for_versioning, copy_static_chain): Likewise.
11279 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11280 add_new_name_mapping, register_new_name_mapping): Likewise.
11281 * tree-mudflap.c (mf_xform_derefs): Likewise.
11282 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11283 get_init_expr, combine_chains): Likewise.
11284 * tree-pretty-print.c (dump_generic_node): Likewise.
11285 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11286 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11287 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11288 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11290 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11292 PR middle-end/37010
11293 * calls.c (expand_call): Use the biggest preferred stack
11296 2008-08-06 Michael Matz <matz@suse.de>
11299 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11300 for reused reload, instead of overwriting them.
11302 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11304 PR middle-end/37009
11305 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11306 for incoming stack boundary.
11308 * function.c (assign_parm_find_entry_rtl): Update
11309 parm_stack_boundary.
11311 * function.h (rtl_data): Add parm_stack_boundary.
11313 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11314 parm_stack_boundary for incoming stack boundary.
11316 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11318 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11319 for unrepresentable subregs or treat them as equal to other regs
11320 or subregs with the same register number.
11322 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11324 PR middle-end/35432
11325 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11328 2008-08-06 Jan Hubicka <jh@suse.cz>
11330 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11331 frequencies might be hot.
11333 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11335 * reload.c (find_reloads): Force constants into literal pool
11336 also if they are wrapped in a SUBREG.
11338 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11341 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11342 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11343 Don't allow predicated instructions for data speculation.
11344 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11347 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11349 * haifa-sched.c (extend_global): Split to extend_global_data and
11350 extend_region_data. Update all uses.
11351 (extend_all): Rename to extend_block_data.
11353 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11355 * sched-rgn.c (new_ready): Check if instruction can be
11356 speculatively scheduled before attempting speculation.
11357 (debug_rgn_dependencies): Remove wrongful assert.
11359 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11361 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11363 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11365 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11366 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11367 va_size, and type_size.
11369 2008-08-04 Jason Merrill <jason@redhat.com>
11372 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11373 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11375 2008-08-05 Richard Henderson <rth@redhat.com>
11377 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11378 * configure: Rebuild.
11380 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11383 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11384 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11387 2008-08-05 Richard Henderson <rth@redhat.com>
11389 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11390 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11391 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11392 * common.opt (fdwarf2-cfi-asm): New.
11393 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11394 * config.in, configure: Rebuild.
11395 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11396 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11398 (dw2_force_const_mem): Externalize.
11399 * dwarf2asm.h: Update.
11400 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11401 generate a real label.
11402 (output_cfi_directive): New.
11403 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11404 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11405 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11407 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11408 (output_loc_operands_raw, output_loc_sequence_raw): New.
11409 (output_cfa_loc_raw): New.
11411 2008-08-05 Paul Brook <paul@codesourcery.com>
11413 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11414 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11415 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11416 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11417 * config/arm/arm.h (TARGET_VFPD32): Define.
11418 (TARGET_VFP3): Use TARGET_VFPD32.
11419 (fputype): Add FPUTYPE_VFP3D16.
11420 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11421 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11422 * config/arm/arm-cores.def: Add cortex-r4f.
11423 * config/arm/arm-tune.md: Regenerate.
11425 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11427 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11428 Reword some comments throughout the file.
11430 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11431 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11432 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11433 MFC_MIN_DMA_LIST_ELEMENTS.
11434 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11435 MFC_MAX_DMA_LIST_ELEMENTS.
11437 (MFC_START_ENABLE): Remove PPU-only define.
11438 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11439 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11441 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11442 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11443 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11444 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11445 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11446 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11447 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11449 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11450 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11451 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11452 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11454 (spu_read_machine_status): Fix typo.
11456 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11458 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11459 SUBREG of multi-word hard register.
11460 * config/spu/spu.c (valid_subreg): Likewise.
11461 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11463 2008-08-04 Richard Guenther <rguenther@suse.de>
11465 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11466 the candidate with the stripped base if that base is different
11467 from the original base even for offset zero.
11469 2008-08-04 Richard Guenther <rguenther@suse.de>
11471 PR middle-end/36691
11472 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11473 check for no_overflow.
11475 2008-08-04 Richard Guenther <rguenther@suse.de>
11477 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11479 2008-08-04 Paul Brook <paul@codesourcery.com>
11481 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11482 (arm_order_regs_for_local_alloc): New function.
11483 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11485 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11487 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11490 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11491 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11492 (ix86_expand_epilogue): Likewise.
11494 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11496 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11499 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11501 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11502 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11503 (*movv2sf_internal_rex64): Ditto.
11505 2008-08-03 Jan Hubicka <jh@suse.cz>
11507 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11508 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11509 * expmed.c (expand_smod_pow2): Likewise.
11511 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11514 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11515 alternative 0 of operand 1.
11516 (*vec_concatv2di_rex64_sse): Ditto.
11517 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11519 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11520 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11521 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11522 (*movv2sf_internal_rex64): Ditto.
11524 2008-08-02 Richard Guenther <rguenther@suse.de>
11527 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11528 (ssedoublesizemode): New mode attribute.
11529 (sse_shufps): Call gen_sse_shufps_v4sf.
11530 (sse_shufps_1): Macroize.
11531 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11532 (sse2_shufpd_1): Macroize.
11533 (vec_extract_odd, vec_extract_even): New expanders.
11534 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11535 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11536 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11537 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11538 (ix86_expand_vector_set): Likewise.
11539 (ix86_expand_reduc_v4sf): Likewise.
11541 2008-08-01 Doug Kwan <dougkwan@google.com>
11543 * matrix-reorg.c: Re-enable all code.
11544 (struct malloc_call_data): Change CALL_STMT to gimple type.
11545 (collect_data_for_malloc_call): Tuplify.
11546 (struct access_site_info): Change STMT to gimple type.
11547 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11548 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11549 (struct free_info): Change STMT to gimple type.
11550 (struct matrix_access_phi_node): Change PHI to gimple type.
11551 (get_inner_of_cast_expr): Remove.
11552 (may_flatten_matrices_1): Tuplify.
11553 (may_flatten_matrices): Ditto.
11554 (mark_min_matrix_escape_level): Ditto.
11555 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11556 (ssa_accessed_in_call_rhs): New
11557 (ssa_accessed_in_assign_rhs): New
11558 (record_access_alloc_site_info): Tuplify.
11559 (add_allocation_site): Ditto.
11560 (analyze_matrix_allocation_site): Ditto.
11561 (analyze_transpose): Ditto.
11562 (get_index_from_offset): Ditto.
11563 (update_type_size): Ditto.
11564 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11565 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11566 (analyze_accesses_for_phi_node): Tuplify.
11567 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11568 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11569 (analyze_matrix_accesses): Tuplify.
11570 (check_var_data): New call-back type for check_var_notmodified_p.
11571 (check_var_notmodified_p): Tuplify and use call-back struct to
11572 return statement found.
11573 (can_calculate_expr_before_stmt): Factor out statement related code
11575 (can_calculate_stmt_before_stmt): New.
11576 (check_allocation_function): Tuplify.
11577 (find_sites_in_func): Ditto.
11578 (record_all_accesses_in_func): Ditto.
11579 (transform_access_sites): Ditto.
11580 (transform_allocation_sites): Ditto.
11581 (matrix_reorg): Re-enable.
11582 (gate_matrix_reorg): Re-enable.
11584 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11586 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11587 for labels for which it hasn't been set yet. If it has been set,
11588 stop walking insns and continue with next worklist item.
11589 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11590 if the only BARRIER is at the very end of a function.
11592 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11594 * cfgexpand.c (expand_stack_alignment): Assert that
11595 stack_realign_drap and drap_rtx must match.
11597 * function.c (instantiate_new_reg): If DRAP is used to realign
11598 stack, replace virtual_incoming_args_rtx with internal arg
11601 2008-08-01 Richard Guenther <rguenther@suse.de>
11603 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11604 loop information only if we initialized it.
11605 (execute_pre): Call fini_pre with in_fre.
11606 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11607 if we do not unroll because we hit max-completely-peeled-insns.
11608 Use our estimation for consistency, do allow shrinking.
11610 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11612 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11613 with MIN_STACK_BOUNDARY.
11614 (ix86_update_stack_boundary): Likewise.
11615 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11618 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11619 (MIN_STACK_BOUNDARY): This.
11621 2008-08-01 Richard Guenther <rguenther@suse.de>
11623 PR middle-end/36997
11624 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11626 2008-08-01 Richard Guenther <rguenther@suse.de>
11628 PR tree-optimization/36988
11629 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11630 do not matter if that doesn't change volatile qualification.
11632 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11634 * configure.ac: Do not generate libada-mk. Do not subst
11635 host_cc_for_libada.
11636 * libada-mk.in: Remove.
11637 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11638 * configure: Regenerate.
11640 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11642 * tree-pass.h: Added comment about not dumping passes with name
11643 starting with star in struct opt_pass.
11644 * passes.c (register_dump_files_1): Don't do dump for a pass with
11645 name starting with star.
11646 * doc/passes.texi (Pass manager): Mention pass names and special
11647 meaning of star prefix to avoid dump.
11649 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11651 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11653 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11654 (ISA_MIPS64R2): New macro.
11655 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11656 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11657 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11658 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11659 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11660 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11661 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11662 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11663 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11664 Move up to keep list alphabetically sorted.
11665 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11666 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11668 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11669 (-march=@var{arch}): Add mips64r2.
11671 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11673 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11675 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11677 * expr.c (expand_assignment): Check for complete type.
11679 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11682 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11684 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11685 for stack alignment.
11687 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11689 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11691 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11692 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11694 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11696 PR rtl-optimization/36419
11697 * dwarf2out.c (barrier_args_size): New variable.
11698 (compute_barrier_args_size, compute_barrier_args_size_1): New
11700 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11701 if not called yet in the current function, use barrier_args_size
11702 array to find the new args_size value.
11703 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11705 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11708 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11711 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11714 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11715 (dwarf2out_stack_adjust): Use it.
11716 (dwarf2out_frame_debug_expr): Likewise.
11718 2008-07-31 Richard Guenther <rguenther@suse.de>
11720 PR tree-optimization/36978
11721 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11722 the generated condition.
11724 2008-07-31 Richard Guenther <rguenther@suse.de>
11726 * passes.c (init_optimization_passes): Always call
11727 pass_early_warn_uninitialized.
11728 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11729 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11730 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11732 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11735 * builtins.c (maybe_emit_free_warning): New function.
11736 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11737 maybe_emit_free_warning for BUILT_IN_FREE.
11740 * dwarf2out.c (get_context_die): New function.
11741 (force_decl_die, force_type_die): Use it.
11742 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11743 returns NULL, force generation of DW_TAG_typedef and put that into
11746 PR preprocessor/36649
11747 * c-pch.c (c_common_read_pch): Save and restore
11748 line_table->trace_includes across PCH restore.
11750 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11753 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11755 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11758 * final.c (call_from_call_insn): Handle COND_EXEC.
11760 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11762 * builtins.c (std_gimplify_va_arg_expr): Replace
11763 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11764 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11766 2008-07-30 Joey Ye <joey.ye@intel.com>
11767 H.J. Lu <hongjiu.lu@intel.com>
11769 * builtins.c (expand_builtin_setjmp_receiver): Replace
11770 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11771 (expand_builtin_apply_args_1): Likewise.
11772 (expand_builtin_longjmp): Need DRAP for stack alignment.
11773 (expand_builtin_apply): Likewise.
11775 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11776 instead of assign_stack_local to allow alignment reduction.
11778 * calls.c (emit_call_1): Need DRAP for stack alignment if
11780 (expand_call): Replace virtual_incoming_args_rtx with
11781 crtl->args.internal_arg_pointer.
11782 * stmt.c (expand_nl_goto_receiver): Likewise.
11784 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11785 alignment and store to stack_alignment_estimated and
11786 max_used_stack_slot_alignment.
11787 (expand_one_var): Likewise.
11788 (expand_stack_alignment): New function.
11789 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11790 and stack_alignment_estimated fields in rtl_data. Call
11791 expand_stack_alignment at end.
11793 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11794 (MAX_STACK_ALIGNMENT): Likewise.
11795 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11796 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11798 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11799 stack alignment when generating virtual registers.
11801 * function.c (assign_stack_local): Renamed to ...
11802 (assign_stack_local_1): This. Add a parameter to indicate
11803 if it is OK to reduce alignment.
11804 (assign_stack_local): Use it.
11805 (instantiate_new_reg): Instantiate virtual incoming args rtx
11806 to vDRAP if stack realignment and DRAP is needed.
11807 (assign_parms): Collect parameter/return type alignment and
11808 contribute to stack_alignment_estimated.
11809 (locate_and_pad_parm): Likewise.
11810 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11811 with crtl->args.internal_arg_pointer.
11813 * function.h (rtl_data): Add new field drap_reg,
11814 max_used_stack_slot_alignment, stack_alignment_estimated,
11815 stack_realign_needed, need_drap, stack_realign_processed and
11816 stack_realign_finalized.
11817 (stack_realign_fp): New macro.
11818 (stack_realign_drap): Likewise.
11820 * global.c (compute_regsets): Frame pointer is needed when
11821 stack is realigned. Can eliminate frame pointer when stack is
11822 realigned and dynamic realigned argument pointer isn't used.
11824 * reload1.c (update_eliminables): Frame pointer is needed
11825 when stack is realigned.
11826 (init_elim_table): Can eliminate frame pointer when stack is
11827 realigned and dynamic realigned argument pointer isn't used.
11829 * rtl.h (assign_stack_local_1): Declare new funtion.
11831 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11832 (TARGET_GET_DRAP_RTX): Likewise.
11833 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11834 TARGET_GET_DRAP_RTX.
11836 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11838 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11839 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11841 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11842 H.J. Lu <hongjiu.lu@intel.com>
11844 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11845 vdrap_reg, stack_realign and drap_reg_saved.
11846 (add_cfi): Don't allow redefining CFA when DRAP is used.
11847 (reg_save): Handle stack alignment.
11848 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11849 alignment. Don't generate DWARF information for (set fp sp)
11851 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11853 (int_loc_descriptor): Move prototype forward. Also define if
11854 DWARF2_UNWIND_INFO is true.
11855 (output_cfa_loc): Handle DW_CFA_expression.
11856 (build_cfa_aligned_loc): New.
11857 (based_loc_descr): Update assert for stack realign. For local
11858 variables, use sp+offset when stack is aligned without drap and
11859 fp+offset when stack is aligned with drap. For arguments, use
11860 cfa+offset when drap is used to align stack.
11862 2008-07-30 Joey Ye <joey.ye@intel.com>
11863 H.J. Lu <hongjiu.lu@intel.com>
11865 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11867 (ix86_gen_andsp): New.
11868 (ix86_user_incoming_stack_boundary): Likewise.
11869 (ix86_default_incoming_stack_boundary): Likewise.
11870 (ix86_incoming_stack_boundary): Likewise.
11871 (ix86_can_eliminate): Likewise.
11872 (find_drap_reg): Likewise.
11873 (ix86_update_stack_boundary): Likewise.
11874 (ix86_get_drap_rtx): Likewise.
11875 (ix86_finalize_stack_realign_flags): Likewise.
11876 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11877 (TARGET_GET_DRAP_RTX): Likewise.
11878 (override_options): Overide option value for new options.
11879 (ix86_function_ok_for_sibcall): Remove check for
11880 force_align_arg_pointer.
11881 (ix86_handle_cconv_attribute): Likewise.
11882 (ix86_function_regparm): Likewise.
11883 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11884 (ix86_va_start): Replace virtual_incoming_args_rtx with
11885 crtl->args.internal_arg_pointer.
11886 (ix86_select_alt_pic_regnum): Check DRAP register.
11887 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11888 (ix86_compute_frame_layout): Compute frame layout wrt stack
11890 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11891 (ix86_expand_prologue): Decide if stack realignment is needed
11892 and generate prologue code accordingly.
11893 (ix86_expand_epilogue): Generate epilogue code wrt stack
11894 realignment is really needed or not.
11896 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11897 (ABI_STACK_BOUNDARY): Likewise.
11898 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11899 (STACK_REALIGN_DEFAULT): Likewise.
11900 (INCOMING_STACK_BOUNDARY): Likewise.
11901 (MAX_STACK_ALIGNMENT): Likewise.
11902 (ix86_incoming_stack_boundary): Likewise.
11903 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11904 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11905 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11906 (machine_function): Remove force_align_arg_pointer.
11908 * config/i386/i386.md (BX_REG): New.
11909 (R13_REG): Likewise.
11911 * config/i386/i386.opt (mforce_drap): New.
11912 (mincoming-stack-boundary): Likewise.
11913 (mstackrealign): Add Init(-1).
11915 * config/i386/i386-protos.h (ix86_can_eliminate): New
11917 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11919 * doc/extend.texi: Update force_align_arg_pointer.
11921 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11924 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11925 (INCOMING_STACK_BOUNDARY): Likewise.
11926 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11927 (TARGET_GET_DRAP_RTX): Likewise.
11929 2008-07-30 Andreas Schwab <schwab@suse.de>
11931 PR rtl-optimization/36929
11932 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11933 add_insn_before and fix argument order.
11934 (replace_inc_dec_mem): Handle NULL rtx.
11936 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11938 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11940 (arm_compute_initial_elimination_offset): Use it.
11941 (arm_compute_save_reg_mask): Include static chain save slot when
11942 calculating alignment.
11943 (arm_get_frame_offsets): Ditto.
11944 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11945 that we can use to decrement the stack when the stack decrement
11946 could be too big for an immediate value in a single insn.
11947 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11949 2008-07-30 Richard Guenther <rguenther@suse.de>
11951 PR tree-optimization/36967
11952 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11953 Release defs of statements we remove.
11955 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11957 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11958 instead of NULL_RTVEC.
11960 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11964 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11967 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11969 * final.c (call_from_call_insn): New.
11970 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11972 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11974 * configure.ac: Substitute ADA_CFLAGS.
11975 * configure: Regenerate.
11976 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11977 * Makefile.in: Remove mention of X_* variables.
11978 * config/pa/x-ada-hpux10: Remove.
11979 * config/pa/x-ada: Remove.
11981 * doc/fragments.texi: Update.
11983 2008-07-30 Olivier Hainque <hainque@adacore.com>
11985 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11986 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11987 __dso_handle explicitly here.
11989 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11992 * c-typeck.c (build_binary_op): Encapsulate code into...
11993 * c-common.c (shorten_binary_op): ...this new function.
11994 (conversion_warning): Use the new function. Handle non-negative
11995 constant in bitwise-and.
11996 * c-common.h (shorten_binary_op): Declare.
11998 2008-07-30 Olivier Hainque <hainque@adacore.com>
12000 * scan.c (make_sstring_space): Add explicit conversions of
12001 allocator's return value.
12002 * fix-header.c (recognized_function): Likewise.
12004 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12006 * doc/cpp.texi: Update to GFDL 1.2.
12007 * doc/gcc.texi: Do not list GPL as Invariant Section.
12008 * doc/gccint.texi: Likewise. Update copyright years.
12009 * doc/install.texi: Update copyright years.
12011 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12014 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12015 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12017 2008-07-29 Jan Hubicka <jh@suse.cz>
12019 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12020 (grokdeclarator): Likewise.
12021 * langhooks.c (lhd_warn_unused_global_decl): Use
12022 DECL_DECLARED_INLINE_P.
12023 * print-tree.c (print_node): Remove DECL_INLINE check.
12025 2008-07-29 Richard Guenther <rguenther@suse.de>
12027 PR tree-optimization/36945
12028 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12029 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12030 Record invariant addresses un-decomposed.
12031 (copy_reference_ops_from_call): Record reference call
12032 arguments properly. Simplify.
12033 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12034 helper split out from ...
12035 (create_component_ref_by_pieces): ... here. Simplify.
12036 Prepare for recursive invocation for call arguments.
12037 (create_expression_by_pieces): Adjust call to
12038 create_component_ref_by_pieces.
12039 (compute_avail): Process operand 2 of reference ops.
12041 2008-07-29 Richard Guenther <rguenther@suse.de>
12043 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12045 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12047 * c-format.c (check_format_types): Revert unwanted checkin.
12049 2008-07-29 Jan Hubicka <jh@suse.cz>
12051 * flags.h (flag_really_no_inline): Remove.
12052 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12053 * toplev.c (flag_really_no_inline): Remove.
12054 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12055 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12056 (cgraph_decide_inlining_incrementally): Likewise.
12057 (compute_inline_parameters): Likewise.
12058 * opts.c (decode_options): Simplify.
12059 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12060 * common.opt (finline): Initialize to 1.
12061 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12063 2008-07-29 Jan Hubicka <jh@suse.cz>
12065 * predict.c (always_optimize_for_size_p): New function.
12066 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12067 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12068 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12070 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12071 * function.c (prepare_function_start): Set default profile.
12072 * function.h (rtl_data): Add maybe_hot_insn_p.
12073 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12074 (construct_exit_block): Likewise.
12075 (tree_expand_cfg): Likewise.
12077 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12078 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12079 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12080 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12083 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12086 * c-decl.c (merge_decls): Merge USED flags.
12088 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12090 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12091 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12092 next_stack, lab_false and lab_over trees.
12094 2008-07-28 Richard Guenther <rguenther@suse.de>
12096 PR tree-optimization/36957
12097 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12098 (useless_type_conversion_p): Remove.
12099 (types_compatible_p): Remove.
12100 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12101 (useless_type_conversion_p): Declare.
12102 (types_compatible_p): Declare.
12103 (gimple_expr_type): Return the base type only if it is
12104 trivially convertible to the subtype.
12106 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12108 * configure.ac: Use the m4_do macro to concatenate the warnings into
12109 one string in ACX_PROG_CC_WARNING_OPTS,
12110 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12111 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12112 * configure: Regenerate.
12114 2008-07-28 Richard Guenther <rguenther@suse.de>
12116 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12117 (insert_fake_stores): Remove.
12118 (realify_fake_stores): Likewise.
12119 (execute_pre): Remove dead code.
12120 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12121 (find_func_aliases): Deal with it here instead.
12122 Re-enable gcc_unreachable call.
12124 2008-07-28 Richard Guenther <rguenther@suse.de>
12126 Merge from gimple-tuples-branch.
12128 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12129 * gimple.def: New file.
12130 * gsstruct.def: Likewise.
12131 * gimple-iterator.c: Likewise.
12132 * gimple-pretty-print.c: Likewise.
12133 * tree-gimple.c: Removed. Merged into ...
12134 * gimple.c: ... here. New file.
12135 * tree-gimple.h: Removed. Merged into ...
12136 * gimple.h: ... here. New file.
12138 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12139 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12140 --enable-checking=gimple flag.
12141 * config.in: Likewise.
12142 * configure: Regenerated.
12144 * tree-ssa-operands.h: Tuplified.
12145 * tree-vrp.c: Likewise.
12146 * tree-loop-linear.c: Likewise.
12147 * tree-into-ssa.c: Likewise.
12148 * tree-ssa-loop-im.c: Likewise.
12149 * tree-dump.c: Likewise.
12150 * tree-complex.c: Likewise.
12151 * cgraphbuild.c: Likewise.
12152 * tree-ssa-threadupdate.c: Likewise.
12153 * tree-ssa-loop-niter.c: Likewise.
12154 * tree-pretty-print.c: Likewise.
12155 * tracer.c: Likewise.
12156 * gengtype.c: Likewise.
12157 * tree-loop-distribution.c: Likewise.
12158 * tree-ssa-loop-unswitch.c: Likewise.
12159 * cgraph.c: Likewise.
12160 * cgraph.h: Likewise.
12161 * tree-ssa-loop-manip.c: Likewise.
12162 * value-prof.c: Likewise.
12163 * tree-ssa-loop-ch.c: Likewise.
12164 * tree-tailcall.c: Likewise.
12165 * value-prof.h: Likewise.
12166 * tree.c: Likewise.
12167 * tree.h: Likewise.
12168 * tree-pass.h: Likewise.
12169 * ipa-cp.c: Likewise.
12170 * tree-scalar-evolution.c: Likewise.
12171 * tree-scalar-evolution.h: Likewise.
12172 * target.h: Likewise.
12173 * lambda-mat.c: Likewise.
12174 * tree-phinodes.c: Likewise.
12175 * diagnostic.h: Likewise.
12176 * builtins.c: Likewise.
12177 * tree-ssa-alias-warnings.c: Likewise.
12178 * cfghooks.c: Likewise.
12179 * fold-const.c: Likewise.
12180 * cfghooks.h: Likewise.
12181 * omp-low.c: Likewise.
12182 * tree-ssa-dse.c: Likewise.
12183 * ipa-reference.c: Likewise.
12184 * tree-ssa-uncprop.c: Likewise.
12185 * toplev.c: Likewise.
12186 * tree-gimple.c: Likewise.
12187 * tree-gimple.h: Likewise.
12188 * tree-chrec.c: Likewise.
12189 * tree-chrec.h: Likewise.
12190 * tree-ssa-sccvn.c: Likewise.
12191 * tree-ssa-sccvn.h: Likewise.
12192 * cgraphunit.c: Likewise.
12193 * tree-ssa-copyrename.c: Likewise.
12194 * tree-ssa-ccp.c: Likewise.
12195 * tree-ssa-loop-ivopts.c: Likewise.
12196 * tree-nomudflap.c: Likewise.
12197 * tree-call-cdce.c: Likewise.
12198 * ipa-pure-const.c: Likewise.
12199 * c-format.c: Likewise.
12200 * tree-stdarg.c: Likewise.
12201 * tree-ssa-math-opts.c: Likewise.
12202 * tree-ssa-dom.c: Likewise.
12203 * tree-nrv.c: Likewise.
12204 * tree-ssa-propagate.c: Likewise.
12205 * ipa-utils.c: Likewise.
12206 * tree-ssa-propagate.h: Likewise.
12207 * tree-ssa-alias.c: Likewise.
12208 * gimple-low.c: Likewise.
12209 * tree-ssa-sink.c: Likewise.
12210 * ipa-inline.c: Likewise.
12211 * c-semantics.c: Likewise.
12212 * dwarf2out.c: Likewise.
12213 * expr.c: Likewise.
12214 * tree-ssa-loop-ivcanon.c: Likewise.
12215 * predict.c: Likewise.
12216 * tree-ssa-loop.c: Likewise.
12217 * tree-parloops.c: Likewise.
12218 * tree-ssa-address.c: Likewise.
12219 * tree-ssa-ifcombine.c: Likewise.
12220 * matrix-reorg.c: Likewise.
12221 * c-decl.c: Likewise.
12222 * tree-eh.c: Likewise.
12223 * c-pretty-print.c: Likewise.
12224 * lambda-trans.c: Likewise.
12225 * function.c: Likewise.
12226 * langhooks.c: Likewise.
12227 * ebitmap.h: Likewise.
12228 * tree-vectorizer.c: Likewise.
12229 * function.h: Likewise.
12230 * langhooks.h: Likewise.
12231 * tree-vectorizer.h: Likewise.
12232 * ipa-type-escape.c: Likewise.
12233 * ipa-type-escape.h: Likewise.
12234 * domwalk.c: Likewise.
12235 * tree-if-conv.c: Likewise.
12236 * profile.c: Likewise.
12237 * domwalk.h: Likewise.
12238 * tree-data-ref.c: Likewise.
12239 * tree-data-ref.h: Likewise.
12240 * tree-flow-inline.h: Likewise.
12241 * tree-affine.c: Likewise.
12242 * tree-vect-analyze.c: Likewise.
12243 * c-typeck.c: Likewise.
12244 * gimplify.c: Likewise.
12245 * coretypes.h: Likewise.
12246 * tree-ssa-phiopt.c: Likewise.
12247 * calls.c: Likewise.
12248 * tree-ssa-coalesce.c: Likewise.
12249 * tree.def: Likewise.
12250 * tree-dfa.c: Likewise.
12251 * except.c: Likewise.
12252 * except.h: Likewise.
12253 * cfgexpand.c: Likewise.
12254 * tree-cfgcleanup.c: Likewise.
12255 * tree-ssa-pre.c: Likewise.
12256 * tree-ssa-live.c: Likewise.
12257 * tree-sra.c: Likewise.
12258 * tree-ssa-live.h: Likewise.
12259 * tree-predcom.c: Likewise.
12260 * lambda.h: Likewise.
12261 * tree-mudflap.c: Likewise.
12262 * ipa-prop.c: Likewise.
12263 * print-tree.c: Likewise.
12264 * tree-ssa-copy.c: Likewise.
12265 * ipa-prop.h: Likewise.
12266 * tree-ssa-forwprop.c: Likewise.
12267 * ggc-page.c: Likewise.
12268 * c-omp.c: Likewise.
12269 * tree-ssa-dce.c: Likewise.
12270 * tree-vect-patterns.c: Likewise.
12271 * tree-ssa-ter.c: Likewise.
12272 * tree-nested.c: Likewise.
12273 * tree-ssa.c: Likewise.
12274 * lambda-code.c: Likewise.
12275 * tree-ssa-loop-prefetch.c: Likewise.
12276 * tree-inline.c: Likewise.
12277 * tree-inline.h: Likewise.
12278 * tree-iterator.c: Likewise.
12279 * tree-optimize.c: Likewise.
12280 * tree-ssa-phiprop.c: Likewise.
12281 * tree-vect-transform.c: Likewise.
12282 * tree-object-size.c: Likewise.
12283 * tree-outof-ssa.c: Likewise.
12284 * cfgloop.c: Likewise.
12285 * system.h: Likewise.
12286 * tree-profile.c: Likewise.
12287 * cfgloop.h: Likewise.
12288 * c-gimplify.c: Likewise.
12289 * c-common.c: Likewise.
12290 * tree-vect-generic.c: Likewise.
12291 * tree-flow.h: Likewise.
12292 * c-common.h: Likewise.
12293 * basic-block.h: Likewise.
12294 * tree-ssa-structalias.c: Likewise.
12295 * tree-switch-conversion.c: Likewise.
12296 * tree-ssa-structalias.h: Likewise.
12297 * tree-cfg.c: Likewise.
12298 * passes.c: Likewise.
12299 * ipa-struct-reorg.c: Likewise.
12300 * ipa-struct-reorg.h: Likewise.
12301 * tree-ssa-reassoc.c: Likewise.
12302 * cfgrtl.c: Likewise.
12303 * varpool.c: Likewise.
12304 * stmt.c: Likewise.
12305 * tree-ssanames.c: Likewise.
12306 * tree-ssa-threadedge.c: Likewise.
12307 * langhooks-def.h: Likewise.
12308 * tree-ssa-operands.c: Likewise.
12309 * config/alpha/alpha.c: Likewise.
12310 * config/frv/frv.c: Likewise.
12311 * config/s390/s390.c: Likewise.
12312 * config/m32c/m32c.c: Likewise.
12313 * config/m32c/m32c-protos.h: Likewise.
12314 * config/spu/spu.c: Likewise.
12315 * config/sparc/sparc.c: Likewise.
12316 * config/i386/i386.c: Likewise.
12317 * config/sh/sh.c: Likewise.
12318 * config/xtensa/xtensa.c: Likewise.
12319 * config/stormy16/stormy16.c: Likewise.
12320 * config/ia64/ia64.c: Likewise.
12321 * config/rs6000/rs6000.c: Likewise.
12322 * config/pa/pa.c: Likewise.
12323 * config/mips/mips.c: Likewise.
12325 2008-07-28 Simon Baldwin <simonb@google.com>
12327 * c-pragma.c (handle_pragma_message): New function.
12328 (init_pragma): Register handle_pragma_message.
12329 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12332 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12334 PR tree-optimization/35252
12335 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12336 REALPART_EXPR to be considered as same load operation.
12338 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12340 PR tree-optimization/36830
12341 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12342 (expressions_equal_p): Return false if only one operand is null.
12344 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12346 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12347 version requirements.
12349 2008-07-26 Olivier Hainque <hainque@adacore.com>
12351 * collect2.c (symkind): New enum. Symbol kinds we care about.
12352 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12353 code and head comment accordingly.
12354 (scan_prog_file): Use symkind names instead of bare integers.
12356 2008-07-25 Jan Hubicka <jh@suse.cz>
12358 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12360 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12361 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12362 * dojump.c (clear_pending_stack_adjust): Likewise.
12363 * print-tree.c (print_node): Ignore DECL_INLINE.
12364 * tree-inline.c (inlinable_function_p): Likewise.
12366 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12368 * doc/extend.texi (hot attribute): Document that the hot attribute
12369 turns on -O3 for some ports.
12370 (cold attribute): Document that the cold attribute turns on -Os
12373 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12374 reflect function specific option support.
12376 * target.h (struct target_option_hooks): Add fields to say whether
12377 the cold attribute implies -Os and the hot attribute implies -O3.
12379 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12380 By default, do not turn on -Os for cold functions.
12381 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12382 not turn on -O3 for hot functions.
12384 * c-common.c (handle_hot_attribute): Use target hook to determine
12385 if hot functions should enable -O3.
12386 (handle_cold_attribute): Use target hook to determine if cold
12387 functions should enable -Os.
12389 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12390 (override_options): Move disable scheduling to
12391 optimization_options.
12392 (optimization_options): Disable scheduling here, not
12394 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12395 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12397 * config/ia64/ia64.c (ia64_override_options): Move setting
12398 scheduling flags to ia64_optimization_options.
12399 (ia64_optimization_options): Disable scheduling options here, and
12400 not in ia64_override_options.
12401 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12402 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12404 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12407 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12409 2008-07-25 Martin Jambor <mjambor@suse.cz>
12411 PR tree-optimization/36926
12412 * ipa-prop.c (ipa_analyze_call_uses): Call
12413 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12415 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12417 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12418 movv2si_internal): Add mem = reg alternative.
12420 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12423 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12424 DEFAULT_PCC_STRUCT_RETURN to 127.
12426 2008-07-24 Jan Hubicka <jh@suse.cz>
12428 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12429 (build_cgraph_edges): Likewise.
12430 * cgraph.c (cgraph_node): Do not update assembler hash.
12431 (cgraph_remove_node): Drop non-unit-at-a-time code.
12432 * tree-pass.h (pass_O0_always_inline): Remove.
12433 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12434 * toplev.c (process_options): Flag unit-at-a-time does not imply
12435 no section anchors.
12436 * cgraphunit.c: Update comments.
12437 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12438 (cgraph_assemble_pending_functions): Remove.
12439 (cgraph_reset_node): Drop non-unit-at-a-time code.
12440 (cgraph_finalize_function): Likewise.
12441 (cgraph_analyze_function): Likewise.
12442 (cgraph_finalize_compilation_unit): Likewise.
12443 (cgraph_expand_function): Likewise.
12444 (cgraph_optimize): Likesise.
12445 (save_inline_function_body): Likewise.
12446 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12447 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12448 * ipa-inline.c: Update comments.
12449 (enum inlining_mode): remove INLINE_SPEED.
12450 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12451 (cgraph_mark_inline_edge): Likewise.
12452 (try_inline): Likewise.
12453 (cgraph_decide_inlining_incrementally): Likewise.
12454 (cgraph_gate_inlining): Remove.
12455 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12456 (cgraph_gate_early_inlining): Likewise.
12457 (gate_inline_passes): Remove.
12458 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12459 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12460 pass_O0_always_inline): Remove.
12461 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12462 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12463 * opts.c (no_unit_at_a_time_default): Remove.
12464 (decode_options): Remove flag_unit_at_a_time reset and warning.
12465 * opts.h (no_unit_at_a_time_default): Remove.
12466 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12467 early in GNU dialect.
12468 (merge_decls): Update comment; drop unit-at-a-time check.
12469 (finish_decl): Likewise.
12470 (grok_declaration): Remove flag_inline_trees code.
12471 (finish_functions): Return on function returning non-void on all
12473 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12474 * cfgexpand.c (expand_one_static_var): Remove.
12475 (expand_one_var): Remove expand_one_static_var call.
12476 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12477 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12478 and flag_unit_at_a-time compatibility checks.
12479 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12480 * tree-inline.c (flag_inline_trees): Remove.
12481 (inlinable_function_p): Don't check it.
12482 (expand_call_inline): Remove non-unit-at-a-time code.
12483 * tree-inline.h (flag_inline_trees): Remove.
12484 * tree-optimize.c (execute_early_local_optimizations): Remove
12485 unit-at-a-time checks.
12486 (tree_rest_of_compilation): Likewise.
12487 * combine.c (setup_incoming_promotions): Likewise.
12488 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12489 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12490 * passes.c (pass_inline_parameters): Update comments; remove
12491 O0_alwaysinline pass.
12492 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12493 (execute_one_pass): Likewise.
12494 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12495 (ix86_function_sseregparm): Likewise.
12496 * arm.c (arm_function_in_section_p): Likewise.
12497 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12498 * varpool.c: Update comments.
12499 (decide_is_variable_needed): Remove unit-at-a-time checks.
12500 (varpool_finalize_decl): Likewise.
12502 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12504 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12505 to 2 instead of -1.
12506 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12508 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12510 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12511 imp symbol extension.
12513 2008-07-23 Ian Lance Taylor <iant@google.com>
12515 * tree-vrp.c (infer_value_range): Ignore asm statements when
12516 looking for memory accesses for -fdelete-null-pointer-checks.
12518 2008-07-24 Ben Elliston <bje@au.ibm.com>
12520 * config/spu/spu-c.c (__vector_keyword): New variable.
12521 (vector_keyword): Likewise.
12522 (spu_categorize_keyword): New function.
12523 (spu_macro_to_expand): Likewise.
12524 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12525 compiling an ISO C dialect.
12527 2008-07-24 Ben Elliston <bje@au.ibm.com>
12529 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12530 conventional usage.
12532 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12534 * configure: Regenerate.
12535 * configure.ac: Require texinfo 4.7.
12536 * doc/install.texi: Document texinfo 4.7 requirement.
12538 2008-07-23 Martin Jambor <mjambor@suse.cz>
12540 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12541 rather than for DECL_SAVED_TREE.
12542 * ipa-prop.c: Include diagnostic.h.
12543 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12545 (ipa_detect_param_modifications): Function rewritten from scratch.
12546 (ipa_compute_jump_functions): Changed accesses to modification flags.
12547 (ipa_free_node_params_substructures): Update flags destruction.
12548 (ipa_node_duplication_hook): Update flags duplication.
12549 (ipa_print_all_params_modified): Updated flag access.
12550 * ipa-prop.h (struct ipa_param_flags): New structure.
12551 (struct ipa_node_params): New field modification_analysis_done,
12552 modified_flags changed into param_flags.
12553 (ipa_is_ith_param_modified): Changed to use new flags.
12554 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12556 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12557 ipa-cp.c and split into two functions.
12558 (ipa_print_node_jump_functions): New function.
12559 (compute_scalar_jump_functions): New function.
12560 (type_like_member_ptr_p): New function.
12561 (compute_pass_through_member_ptrs): New function.
12562 (fill_member_ptr_cst_jump_function): New function.
12563 (determine_cst_member_ptr): New function.
12564 (compute_cst_member_ptr_arguments): New function.
12565 (ipa_compute_jump_functions): Complete rewrite.
12566 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12567 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12568 (struct ipa_member_ptr_cst): New structure.
12569 (union jump_func_value): New field member_cst.
12570 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12571 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12572 jump function types.
12573 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12574 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12575 instead of ipcp_print_all_jump_functions.
12576 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12577 only for replacable scalars.
12579 * doc/invoke.texi (Optimize options): Add description of
12580 -findirect-inlining.
12581 * common.opt (flag_indirect_inlining): New flag.
12582 * opts.c (decode_options): Set flag_indirect_inlining when
12585 * ipa-inline.c: Include ipa-prop.h.
12586 (inline_indirect_intraprocedural_analysis): New function.
12587 (inline_generate_summary): Allocate parameter and argument info
12588 structures, call inline_indirect_intraprocedural_analysis on each
12589 node when doing indirect inlining and deallocate indirect inlining
12590 data structures in the end.
12591 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12592 (free_all_ipa_structures_after_iinln): New function.
12593 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12595 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12597 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12598 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12599 of computing the frequency separately.
12600 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12601 of computing the frequency separately.
12602 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12603 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12604 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12605 (ipa_get_stmt_member_ptr_load_param): New function.
12606 (ipa_is_ssa_with_stmt_def): New function.
12607 (ipa_note_param_call): New function.
12608 (ipa_analyze_call_uses): New function.
12609 (ipa_analyze_stmt_uses): New function.
12610 (ipa_analyze_params_uses): New function.
12611 (ipa_free_node_params_substructures): Also free the param_calls linked
12613 (ipa_node_duplication_hook): Also duplicate the param_calls
12615 (ipa_print_node_param_flags): New function.
12616 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12617 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12618 * ipa-prop.h (struct ipa_param_flags): New field called.
12619 (struct ipa_param_call_note): New structure.
12620 (struct ipa_node_params): New fields param_calls and
12621 uses_analysis_done.
12622 (ipa_is_ith_param_called): New function.
12623 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12624 ipa_analyze_params_uses and dump parameter flags.
12626 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12627 ipa_propagate_indirect_call_infos if performing indirect inlining,
12628 pass a new parameter new_edges to it.
12629 (add_new_edges_to_heap): New fucntion.
12630 (cgraph_decide_inlining_of_small_functions): New vector
12631 new_indirect_edges for newly found indirect edges , call
12632 ipa_propagate_indirect_call_infos after inlining.
12633 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12634 inlining if performing indirect inlining. Call
12635 free_all_ipa_structures_after_iinln when doing so too.
12636 (inline_generate_summary): Do not call
12637 free_all_ipa_structures_after_iinln here.
12638 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12639 (print_edge_addition_message): New function.
12640 (update_call_notes_after_inlining): New function.
12641 (propagate_info_to_inlined_callees): New function.
12642 (ipa_propagate_indirect_call_infos): New function.
12643 * ipa-prop.h: Include cgraph.h
12644 (struct ipa_param_call_note): Fields reordered, new field processed.
12645 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12646 flag indirect_call.
12647 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12648 rediscovered call statements.
12649 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12650 (dump_cgraph_node): Dump also the indirect_call flag.
12651 (cgraph_clone_edge): Copy also the indirect_call flag.
12652 * tree-inline.c (copy_bb): Do not check for fndecls from call
12653 expressions, check for edge availability when moving clones.
12654 (get_indirect_callee_fndecl): New function.
12655 (expand_call_inline): If callee declaration is not apprent from
12656 the statement, try calling get_indirect_callee_fndecl. Do not
12657 issue warnings or call sorry when not inlinings an indirect edge.
12658 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12660 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12661 bit more frandly to matching.
12662 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12663 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12664 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12666 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12669 * opth-gen.awk: Suppress function specific features when building
12671 * optc-gen.awk: Ditto.
12673 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12676 * diagnostic.c (pedwarn): Add opt parameter.
12678 * c-tree.h (pedwarn_init): Add opt parameter.
12679 (pedwarn_c90): Likewise.
12680 (pedwarn_c99): Likewise.
12681 * c-errors.c (pedwarn_c99): Likewise.
12682 (pedwarn_c90): Likewise.
12683 * toplev.h (pedwarn): Update declaration.
12684 (pedwarn0): Declare.
12685 * c-lex.c: All calls to pedwarn changed.
12686 * builtins.c: All calls to pedwarn changed.
12687 * toplev.c: All calls to pedwarn changed.
12688 * c-decl.c: All calls to pedwarn changed.
12689 * c-typeck.c: All calls to pedwarn changed.
12690 * c-common.c: All calls to pedwarn changed.
12691 * c-parser.c: All calls to pedwarn changed.
12693 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12694 Karthik Kumar <karthikkumar@gmail.com>
12696 * attribs.c (file scope): Include c-common.h.
12697 (decl_attributes): Add support for #pragma GCC optimize and
12698 #pragma GCC option.
12700 * targhooks.c (default_can_inline_p): New function that is the
12701 default for the TARGET_CAN_INLINE_P target hook.
12703 * targhooks.h (default_can_inline_p): Add declaration.
12705 * tree.c (cl_optimization_node): New static tree for building
12706 OPTIMIZATION_NODE tree.
12707 (cl_target_option_node): New static tree for building
12708 TARGET_OPTION_NODE tree.
12709 (cl_option_hash_table): New hash table for hashing
12710 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12711 (cl_option_hash_hash): New function to provide the hash value for
12712 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12713 (cl_option_hash_eq): New function to provide an equality test for
12714 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12715 (tree_code_size): Add support for OPTIMIZATION_NODE and
12716 TARGET_OPTION_NODE trees.
12717 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12718 TARGET_OPTION_NODE trees.
12719 (build_optimization_node): Build a tree that has all of the
12720 current optimization options.
12721 (build_target_option_node): Build a tree that has the target
12722 options that might be changed on a per function basis.
12724 * tree.h (file scope): Include options.h.
12725 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12726 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12727 (TREE_OPTIMIZATION): Ditto.
12728 (TREE_TARGET_SPECIFIC): Ditto.
12729 (struct tree_function_decl): Add fields for remembering the
12730 current optimization options and target specific options.
12731 (struct tree_optimization_option): New tree variant that remembers
12732 the optimization options.
12733 (struct tree_target_option): New tree variant that remembers the
12734 target specific flags that might change for compiling a particular
12736 (union tree_node): Include tree_optimization_option and
12737 tree_target_option fields.
12738 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12739 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12740 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12741 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12742 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12743 optimization and target options.
12744 (optimization_default_node): New macro to refer to global_trees
12746 (optimization_current_node): Ditto.
12747 (optimization_cold_node): Ditto.
12748 (optimization_hot_node): Ditto.
12749 (target_option_default_node): Ditto.
12750 (target_option_current_node): Ditto.
12751 (current_option_pragma): Ditto.
12752 (current_optimize_pragma): Ditto.
12754 * target.h (struct gcc_target): Add valid_option_attribute_p,
12755 target_option_save, target_option_restore, target_option_print,
12756 target_option_pragma_parse, and can_inline_p hooks.
12758 * toplev.h (parse_optimize_options): Add declaration.
12759 (fast_math_flags_struct_set_p): Ditto.
12761 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12762 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12765 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12766 tree_can_inline_p hook to see if one function can inline another.
12767 (cgraph_decide_inlining): Ditto.
12768 (cgraph_decide_inlining_incrementally): Ditto.
12770 * opts.c (decode_options): Add support for running multiple times
12771 to allow functions with different target or optimization options
12772 than was specified on the command line.
12773 (fast_math_flags_struct_set_p): New function that is similar to
12774 fast_math_flags_set_p, except it uses the values in the
12775 cl_optimization structure instead of global variables.
12777 * optc-gen.awk: Add support for TargetSave to allow a back end to
12778 declare new fields that need to be saved when using function
12779 specific options. Include flags.h and target.h in the options.c
12780 source. Add support for Save to indicate which options can be set
12781 for individual functions. Generate cl_optimize_save,
12782 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12783 cl_target_option_restore, cl_target_option_print functions to
12784 allow functions to use different optimization or target options.
12786 * opt-functions.awk (var_type_struct): Return the type used for
12787 storing the field in a structure.
12789 * opth-gen.awk: Add support for TargetSave to allow a back end to
12790 declare new fields that need to be saved when using function
12791 specific options. Add support for Save to indicate which options
12792 can be set for individual functions. Only generate one extern for
12793 Mask fields. Generate cl_optimization and cl_target_option
12794 structures to remember optimization and target options.
12796 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12797 collecting new tree nodes.
12798 (TS_TARGET_OPTION): Ditto.
12800 * c-decl.c (merge_decls): Merge function specific target and
12801 optimization options.
12803 * function.c (invoke_set_current_function_hook): If the function
12804 uses different optimization options, change the global variables
12807 * coretypes.h (struct cl_optimization): Add forward reference.
12808 (struct cl_target_option): Ditto.
12810 * c-pragma.c (option_stack): New static vector to remember the
12811 current #pragma GCC option stack.
12812 (handle_pragma_option): New function to support #pragma GCC option
12813 to change target options.
12814 (optimize_stack): New static vector to remember the current
12815 #pragma GCC optimize stack.
12816 (handle_pragma_optimize): New function to support #pragma GCC
12817 optimize to change optimization options.
12818 (init_pragma): Add support for #pragma GCC optimize and #pragma
12821 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12822 optimization options.
12823 (TARGET_OPTION_NODE): New tree code for remembering certain target
12826 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12827 TARGET_OPTION_NODE trees.
12829 * common.opt (-O): Add Optimization flag.
12831 (-fmath-errno): Ditto.
12832 (-falign-functions): Add UInteger flag to make sure flag gets full
12833 int in cl_optimization structure.
12834 (-falign-jumps): Ditto.
12835 (-falign-labels): Ditto.
12836 (-falign-loops): Ditto.
12837 (-fsched-stalled-insns): Ditto.
12838 (-fsched-stalled-insns-dep): Ditto.
12840 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12842 (TARGET_OPTION_SAVE): Ditto.
12843 (TARGET_OPTION_RESTORE): Ditto.
12844 (TARGET_OPTION_PRINT): Ditto.
12845 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12846 (TARGET_CAN_INLINE_P): Ditto.
12847 (TARGET_INITIALIZER): Add new hooks.
12849 * tree-inline.c (tree_can_inline_p): New function to determine
12850 whether one function can inline another. Check if the functions
12851 use compatible optimization options, and also call the backend
12854 * tree-inline.h (tree_can_inline_p): Add declaration.
12856 * c-common.c (c_common_attribute): Add support for option and
12857 optimize attributes.
12858 (handle_option_attribute): Add support for the option attribute to
12859 allow the user to specify different target options for compiling a
12861 (handle_optimize_attribute): Add support for the optimize
12862 attribute to allow the user to specify different optimization
12863 options for compiling a specific function.
12864 (handle_hot_attribute): Turn on -O3 optimization for this one
12865 function if it isn't the default optimization level.
12866 (handle_cold_attribute): Turn on -Os optimization for this one
12867 function if it insn't the default optimization.
12868 (const_char_p): New const char * typedef.
12869 (optimize_args): New static vector to remember the optimization
12871 (parse_optimize_options): New function to set up the optimization
12872 arguments from either the optimize attribute or #pragma GCC optimize.
12874 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12875 (builtin_define_std): Ditto.
12877 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12878 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12879 (x86_64-*-*): Ditto.
12881 * Makefile.in (TREE_H): Add options.h.
12882 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12884 * doc/extend.texi (option attribute): Document new attribute.
12885 (optimize attribute): Ditto.
12886 (hot attribute): Document hot attribute sets -O3.
12887 (cold attribute): Document cold attribute sets -Os.
12888 (#pragma GCC option): Document new pragma.
12889 (#pragma GCC optimize): Ditto.
12891 * doc/options.texi (TargetSave): Document TargetSave syntax.
12892 (UInteger): Document UInteger must be used for certain flags.
12893 (Save): Document Save option to create target specific options
12894 that can be saved/restored on a function specific context.
12896 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12897 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12899 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12900 (TARGET_OPTION_SAVE): Ditto.
12901 (TARGET_OPTION_RESTORE): Ditto.
12902 (TARGET_OPTION_PRINT): Ditto.
12903 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12904 (TARGET_CAN_INLINE_P): Ditto.
12906 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12908 (-mfpmath=both): Ditto.
12910 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12911 Karthik Kumar <karthikkumar@gmail.com>
12913 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12914 (TARGET_POPCNT): Ditto.
12915 (TARGET_SAHF): Ditto.
12916 (TARGET_AES): Ditto.
12917 (TARGET_PCLMUL): Ditto.
12918 (TARGET_CMPXCHG16B): Ditto.
12919 (TARGET_RECIP): Move switch into target_flags.
12920 (TARGET_FUSED_MADD): Ditto.
12921 (ix86_arch_features): Make an unsigned char type.
12922 (ix86_tune_features): Ditto.
12923 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12924 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12925 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12927 * config/i386/i386.opt (arch): New TargetSave field to define
12928 fields that need to be saved for function specific option support.
12931 (branch_cost): Ditto.
12932 (ix86_isa_flags_explicit): Ditto.
12933 (tune_defaulted): Ditto.
12934 (arch_specified): Ditto.
12935 (-m128-long-double): Add Save flag to save option for target
12936 specific option support.
12938 (-maccumulate-outgoing-args): Ditto.
12939 (-malign-double): Ditto.
12940 (-malign-stringops): Ditto.
12941 (-mfancy-math-387): Ditto.
12942 (-mhard-float): Ditto.
12943 (-mieee-fp): Ditto.
12944 (-minline-all-stringops): Ditto.
12945 (-minline-stringops-dynamically): Ditto.
12946 (-mms-bitfields): Ditto.
12947 (-mno-align-stringops): Ditto.
12948 (-mno-fancy-math-387): Ditto.
12949 (-mno-push-args): Ditto.
12950 (-mno-red-zone): Ditto.
12951 (-mpush-args): Ditto.
12952 (-mred-zone): Ditto.
12954 (-msseregparm): Ditto.
12955 (-mstack-arg-probe): Ditto.
12967 (-mno-sse4): Ditto.
12970 (-mrecip): Move flag into target_flags.
12972 (-mno-fused-madd): Ditto.
12973 (-mfused-madd): Ditto.
12974 (-mabm): Move flag into ix86_isa_flags.
12981 * config/i386/i386-c.c: New file for #pragma support.
12982 (ix86_target_macros_internal): New function to #define or #undef
12983 target macros based when the user uses the #pragma GCC option to
12984 change target options.
12985 (ix86_pragma_option_parse): New function to add #pragma GCC option
12987 (ix86_target_macros): Move defining the target macros here from
12988 TARGET_CPU_CPP_BUILTINS in i386.h.
12989 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12990 defined, initialize any subtarget #pragmas.
12992 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12993 REGISTER_TARGET_PRAGMAS.
12995 * config/i386/t-i386: New file for x86 dependencies.
12996 (i386.o): Make dependencies mirror the include files used.
12997 (i386-c.o): New file, add dependencies.
12999 * config/i386/i386-protos.h (override_options): Add bool argument.
13000 (ix86_valid_option_attribute_tree): Add declaration.
13001 (ix86_target_macros): Ditto.
13002 (ix86_register_macros): Ditto.
13004 * config/i386/i386.c (ix86_tune_features): Move initialization of
13005 the target masks to initial_ix86_tune_features to allow functions
13006 to have different target options. Make type unsigned char,
13007 instead of unsigned int.
13008 (initial_ix86_tune_features): New static vector to hold processor
13009 masks for the tune variables.
13010 (ix86_arch_features): Move initialization of the target masks to
13011 initial_ix86_arch_features to allow functions to have different
13012 target options. Make type unsigned char, instead of unsigned int.
13013 (initial_ix86_arch_features): New static vector to hold processor
13014 masks for the arch variables.
13015 (enum ix86_function_specific_strings): New enum to describe the
13016 string options used for attribute((option(...))).
13017 (ix86_target_string): New function to return a string that
13018 describes the target options.
13019 (ix86_debug_options): New function to print the current options in
13021 (ix86_function_specific_save): New function hook to save the
13022 function specific global variables in the cl_target_option structure.
13023 (ix86_function_specific_restore): New function hook to restore the
13024 function specific variables from the cl_target_option structure to
13025 the global variables.
13026 (ix86_function_specific_print): New function hook to print the
13027 target specific options in the cl_target_option structure.
13028 (ix86_valid_option_attribute_p): New function hook to validate
13029 attribute((option(...))) arguments.
13030 (ix86_valid_option_attribute_tree): New function that is common
13031 code between attribute((option(...))) and #pragma GCC option
13032 support that parses the options and returns a tree holding the options.
13033 (ix86_valid_option_attribute_inner_p): New helper function for
13034 ix86_valid_option_attribute_tree.
13035 (ix86_can_inline_p): New function hook to decide if one function
13036 can inline another on a target specific basis.
13037 (ix86_set_current_function); New function hook to switch target
13038 options if the user used attribute((option(...))) or #pragma GCC
13040 (ix86_tune_defaulted): Move to static file scope from
13042 (ix86_arch_specified): Ditto.
13043 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13045 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13046 (OPTION_MASK_ISA_ABM_SET): Ditto.
13047 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13048 (OPTION_MASK_ISA_CX16_SET): Ditto.
13049 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13050 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13051 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13052 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13053 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13054 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13055 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13056 (struct ptt): Move to static file scope from override_options.
13057 (processor_target_table): Ditto.
13058 (cpu_names): Ditto.
13059 (ix86_handle_option): Add support for options that are now isa options.
13060 (override_options): Add support for declaring functions that
13061 support different target options than were specified on the
13062 command line. Move struct ptt, processor_target_table, cpu_names,
13063 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13064 Add bool argument. Fix up error messages so the appropriate error
13065 is given for either command line or attribute.
13066 (ix86_previous_fndecl): New static to remember previous function
13067 declaration to see if we need to change target options.
13068 (ix86_builtins_isa): New array to record the ISA of each builtin
13070 (def_builtin): Always create the builtin function, even if the
13071 current ISA doesn't support it.
13072 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13073 tests for those builtins.
13074 (ix86_init_builtins): Remove TARGET_MMX test for calling
13075 ix86_init_mmx_sse_builtins.
13076 (ix86_expand_builtin): If the current ISA doesn't support a given
13077 builtin, signal an error.
13078 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13079 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13080 (TARGET_OPTION_SAVE): Ditto.
13081 (TARGET_OPTION_RESTORE): Ditto.
13082 (TARGET_OPTION_PRINT): Ditto.
13083 (TARGET_CAN_INLINE_P): Ditto.
13085 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13087 * c-typeck.c (build_external_ref): Don't call assemble_external.
13088 * final.c (output_operand): Call assemble_external.
13090 2008-07-21 DJ Delorie <dj@redhat.com>
13092 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13093 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13095 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13097 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13098 original insn and splitter contents into ...
13099 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13100 flag_unsafe_math_optimizations. Add dummy scratch register.
13101 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13102 !flag_unsafe_math_optimizations. Returns number with next
13103 highest magnitude if this is still less or equal to the true
13104 quotient in magnitude.
13106 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13108 * Makefile.in: Replace toplev.h with TOPLEV_H.
13109 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13110 * c-lex.c (fe_file_change): Don't set in_system_header.
13111 * c-parser.c (c_token): Remove in_system_header.
13112 (c_lex_one_token): Don't set in_system_header.
13113 (c_parser_set_source_position_from_token): Don't set in_system_header.
13114 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13117 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13118 * flags.h (in_system_header): Remove.
13119 * function.c (saved_in_system_header): Remove.
13120 (push_cfun): Don't set in_system_header.
13121 (pop_cfun): Don't set in_system_header.
13122 (push_struct_function): Don't set in_system_header.
13123 * input.h (expanded_location): Add sysp.
13124 (in_system_header_at): New.
13125 (in_system_header): New.
13126 * toplev.c (in_system_header): Remove.
13127 * toplev.h: Include input.h
13129 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13130 * tree-ssa.c (warn_uninit): Call warning_at.
13131 (warn_uninitialized_var): Update calls to warn_uninit.
13132 (warn_uninitialized_phi): Update calls to warn_uninit.
13133 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13134 (expand_location): Initialize xloc.sysp.
13135 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13136 (tree_decl_with_vis): Remove in_system_header_flag.
13138 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13141 * recog.c (asm_operand_ok): Change the order of the extra
13142 memory constraint checks.
13144 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13147 * tree-switch-conversion.c (build_one_array): Call
13148 varpool_mark_needed_node and varpool_finalize_decl
13149 instead of assemble_variable.
13151 2008-07-19 Jan Hubicka <jh@suse.cz>
13153 * cgraph.c (cgraph_add_new_function): Do early local passes.
13154 * tree-nrv.c (gate_pass_return_slot): New gate.
13155 (pass_nrv): Add the gate.
13156 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13158 (coalesce_ssa_name): Coalesce SSA names.
13159 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13160 not optimizing so unused user vars remains visible.
13161 * common.opt (flag_tree_ter): Always enable by default.
13162 * tree-ssa-ter.c: Include flags.h
13163 (is_replaceable_p): Check that locations match; when aliasing
13164 is missing be conservative about loads.
13165 * tree-optimize.c (gate_init_datastructures): Remove.
13166 (pass_init_datastructures): New.
13167 * passes.c: Reorder passes so we always go into SSA.
13169 2008-07-19 Jan Hubicka <jh@suse.cz>
13171 * doc/extend.texi (flatten attribute): Remove note about
13173 * doc/invoke.texi (--combine): Likewise.
13174 (-finline-functions-called-once): Update levels when enabled.
13175 (-funit-at-a-time): Document new behaviour.
13176 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13177 -fno-section-anchors when disabled explicitly.
13178 (inline params): They are not ignored now.
13179 (precompiled headers): Remove unit-at-a-time as being incompatible.
13180 * opts.c (decode_options): Handle unit-at-a-time as alias;
13181 imply -fno-section-anchors when toplevel reorder is disabled
13183 * common.opt (ftoplevel-reorder): Set default value to 2.
13184 (funit-at-a-time): Set default value to 1.
13185 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13188 2008-07-19 Jan Hubicka <jh@suse.cz>
13190 * builtins.c (expand_builtin_int_roundingfn,
13191 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13194 2008-07-19 Richard Guenther <rguenther@suse.de>
13197 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13198 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13199 * tree-ssa-pre.c (get_expr_value_id): For newly created
13200 constant value-ids make sure to add the expression to its
13203 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13205 PR middle-end/36877
13206 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13207 return value of the builtin is ignored.
13209 2008-07-19 Olivier Hainque <hainque@adacore.com>
13211 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13212 bits, a C conformant malloc implementation has to provide.
13213 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13215 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13219 * reload.c (find_reloads_subreg_address): Only reload address if
13220 reloaded == 0, not for reloaded != 1.
13223 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13224 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13225 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13226 m32c_legitimize_reload_address.
13228 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13229 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13230 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13232 2008-07-19 Olivier Hainque <hainque@adacore.com>
13234 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13235 argument, saying whether nested array are to be collapsed
13236 into a single array type DIE with multiple subscripts.
13237 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13238 issues, centralize the nested array types collapsing control and
13239 disable the transformation for Ada.
13241 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13244 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13246 (x86_64_shift_adj_2): New expander.
13247 (x86_64_shift_adj_3): Ditto.
13248 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13249 to split TImode operands.
13250 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13251 (ix86_split_lshr): Ditto.
13253 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13255 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13256 and __CHAR32_TYPE__.
13257 * c-typeck.c (digest_init): Support char16_t and char32_t.
13258 (set_nonincremental_init_from_string): Idem.
13260 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13262 PR middle-end/36859
13263 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13264 PREFERRED_STACK_BOUNDARY.
13265 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13267 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13269 PR middle-end/36858
13270 * function.c (locate_and_pad_parm): Cap boundary earlier.
13272 2008-07-17 Julian Brown <julian@codesourcery.com>
13274 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13275 no-op for targets which don't use DLLs.
13277 2008-07-17 Martin Jambor <mjambor@suse.cz>
13279 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13280 that nodes are relevant by examining the node->analyzed flag.
13281 (ipcp_init_stage): Check which nodes are relevant, assert that the
13282 relevant ones are also required.
13283 (ipcp_propagate_stage): Check on the side arrays are properly
13285 (ipcp_print_all_jump_functions): Make sure not to touch any node
13286 that is not analyzed or an edge that does not have a corresponding
13287 entry in the on-the-side vectors.
13288 (ipcp_function_scale_print): Likewise.
13289 (ipcp_update_callgraph): Check that the node is relevant.
13290 (ipcp_insert_stage): Check that the node is relevant. Check there is
13291 an info for every node and edge.
13292 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13293 (ipa_print_all_tree_maps): Likewise and a new variable info.
13294 (ipa_print_all_params_modified): Likewise.
13295 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13297 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13300 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13302 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13304 PR rtl-optimization/36753
13305 * fwprop.c (use_killed_between): Don't shortcut
13306 single-definition global registers.
13308 2008-07-16 Jan Hubicka <jh@suse.cz>
13310 * cgraph.h (varpool_empty_needed_queue): Declare.
13311 * cgraphunit.c (output_in_order): Mark all variables as needed;
13313 * varpool.c (varpool_assemble_node): Update debug queue.
13314 (varpool_assemble_pending_decls): Don't do it here.
13315 (varpool_empty_needed_queue): New function.
13317 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13319 * recog.c (peephole2_optimize): Fix formatting.
13321 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13323 * c-pch.c (get_ident): Avoid C++ keywords.
13324 * combine-stack-adj.c (single_set_for_csa): Likewise.
13325 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13326 output_asm_insn): Likewise.
13327 * reload.c (push_secondary_reload, find_reusable_reload,
13328 push_reload, combine_reloads, find_reloads,
13329 debug_reload_to_stream): Likewise.
13330 * reload.h (struct reload): Likewise.
13331 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13332 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13333 emit_output_reload_insns): Likewise.
13334 * targhooks.c (default_secondary_reload): Likewise.
13335 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13337 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13339 * recog.c (validate_change_1, validate_change,
13340 validate_unshare_change, validate_replace_rtx_1, struct
13341 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13343 * reload.c (push_secondary_reload, secondary_reload_class,
13344 scratch_reload_class, find_valid_class, find_reusable_reload,
13345 push_reload, find_dummy_reload, find_reloads_address_1,
13346 find_reloads_address_part, find_equiv_reg): Likewise.
13347 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13348 choose_reload_regs): Likewise.
13349 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13351 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13352 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13353 * sched-rgn.c (concat_INSN_LIST): Likewise.
13354 * stor-layout.c (mode_for_size, mode_for_size_tree,
13355 smallest_mode_for_size): Likewise.
13357 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13359 * cfg.c (dump_reg_info): Avoid C++ keywords.
13360 * dwarf2asm.c (dw2_force_const_mem,
13361 dw2_asm_output_encoded_addr_rtx): Likewise.
13362 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13363 * expmed.c (expand_shift): Likewise.
13364 * global.c (find_reg): Likewise.
13365 * graph.c (draw_edge): Likewise.
13366 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13367 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13368 widen_clz, widen_bswap, expand_parity, expand_unop,
13369 emit_cmp_and_jump_insn_1): Likewise.
13370 * postreload.c (reload_cse_simplify_operands): Likewise.
13371 * ra.h (add_neighbor): Likewise.
13372 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13373 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13374 record_reg_classes, copy_cost, record_address_regs,
13375 invalid_mode_change_p): Likewise.
13376 * regrename.c (regrename_optimize, scan_rtx_reg,
13377 dump_def_use_chain, find_oldest_value_reg,
13378 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13380 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13382 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13383 MASK_POWERPC64 for power4 in previous commit.
13385 2008-07-16 Olivier Hainque <hainque@adacore.com>
13387 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13388 instead of bare conversion to cast const-ness away.
13390 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13392 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13393 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13394 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13395 (TARGET_FUNCTION_VALUE): Define.
13397 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13399 * config/rs6000/rs6000.c (processor_target_table): Add
13400 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13402 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13405 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13406 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13407 m32c_legitimize_reload_address.
13409 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13411 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13412 DECL_IN_SYSTEM_HEADER in sync.
13414 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13416 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13417 * tree-ssa-pre.c (pre_expr_eq): Ditto
13418 (get_constant_for_value_id): Take a type as an argument.
13419 (fully_constant_expression): Pass in type.
13420 (find_or_generate_expression): Short circuit constant case.
13421 (create_expression_by_pieces): Remove special casing of
13423 (do_regular_insertion): Short circuit constant case.
13424 (do_partial_partial_insertion): Ditto.
13426 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13429 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13431 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13433 * config/xtensa/libgcc-xtensa.ver: New file.
13434 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13436 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13438 * df-problems.c (df_set_note): Avoid C++ keywords.
13439 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13440 * dse.c (record_store, remove_useless_values): Likewise.
13441 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13442 gen_reg_rtx_offset, operand_subword, change_address_1,
13443 change_address, adjust_address_1, offset_address,
13444 widen_memory_access, emit_copy_of_insn_after): Likewise.
13445 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13446 * fwprop.c (should_replace_address, propagate_rtx_1,
13447 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13449 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13450 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13451 * lcm.c (compute_insert_delete, pre_edge_lcm,
13452 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13453 * lower-subreg.c (resolve_reg_notes): Likewise.
13454 * mode-switching.c (optimize_mode_switching): Likewise.
13456 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13458 * bt-load.c (add_btr_def, migrate_btr_def,
13459 branch_target_load_optimize): Avoid C++ keywords.
13460 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13462 * combine.c (subst, simplify_set, make_extraction,
13463 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13464 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13465 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13467 2008-07-15 Richard Guenther <rguenther@suse.de>
13469 PR middle-end/36369
13470 * c-common.c (strict_aliasing_warning): Do not warn for
13471 TYPE_REF_CAN_ALIAS_ALL pointers.
13472 (c_common_get_alias_set): may_alias types are not special.
13473 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13474 attribute and set can_ref_all accordingly.
13475 (build_reference_type_for_mode): Likewise.
13476 * doc/extend.texi (may_alias): Clarify.
13478 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13481 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13482 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13484 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13487 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13488 gcc_assert, instead call output_operand_lossage.
13490 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13492 * builtins.c (std_canonical_va_list): Treat structure based
13495 2008-07-15 Ben Elliston <bje@au.ibm.com>
13497 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13499 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13501 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13504 2008-07-14 Jan Hubicka <jh@suse.cz>
13506 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13507 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13508 fix predicates and constraints.
13509 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13510 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13512 2008-07-14 Doug Kwan <dougkwan@google.com>
13514 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13515 additional option file arm/eabi.opt.
13516 * config/arm/eabi.h (File): New configuration file for EABI targets.
13517 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13518 SUBSUBTARGET_EXTRA_SPECS.
13519 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13520 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13521 from STARTFILE_SPEC so that it can be referenced in an override.
13522 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13523 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13524 can be referenced in an override.
13525 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13526 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13527 so that it can be referenced in an override.
13528 (LINK_SPEC): Use BPABI_LINK_SPEC.
13529 * config/arm/eabi.opt (File): New.
13531 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13533 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13534 (FIXED_VALUE_H): New variable.
13535 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13536 input.h, fixed-value.h.
13537 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13538 (BASIC_BLOCK_H): Use $(BITMAP_H).
13539 (FUNCTION_H): Add varray.h.
13540 (IPA_REFERENCE_H): Use $(BITMAP_H).
13541 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13542 (DF_H): Use $(BITMAP_H).
13543 (GGC_H): Add statistics.h.
13544 (INSN_ADDR_H): New.
13545 (INSN_ATTR_H): Use it.
13546 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13548 (SYMTAB_H): Add $(OBSTACK_H).
13549 (CPP_INTERNAL_H): New.
13550 (TREE_DUMP_H): Add tree-pass.h.
13551 (TREE_FLOW_H): Use $(BITMAP_H)
13552 (PRETTY_PRINT_H): Use $(INPUT_H).
13553 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13556 (many object files): Fix lots of header dependencies throughout.
13558 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13560 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13562 (s-gtyp-input): Use them to write tmp-gi.list.
13563 (echo_to_gi.list): Remove.
13565 2008-07-14 Richard Guenther <rguenther@suse.de>
13567 * tree-ssa-sccvn.c (pre_info): Remove.
13568 (switch_to_PRE_table): Likewise.
13569 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13570 (set_hashtable_value_ids): Do not create value-ids for the
13572 (run_scc_vn): Remove double test. Remove bogus special-case
13573 in value-number printing.
13574 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13575 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13577 * tree-flow-inline.h (get_value_handle): Remove.
13578 * tree-flow.h (get_value_handle): Remove.
13580 2008-07-14 Martin Jambor <mjambor@suse.cz>
13582 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13583 in which we generate arithmetics is not a subrange.
13585 2008-07-14 Martin Jambor <mjambor@suse.cz>
13587 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13589 2008-07-14 Richard Guenther <rguenther@suse.de>
13591 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13593 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13596 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13597 reload for symbol refs moved to r0 with -fPIC.
13598 (legitimize_pic_address): Use the target register as temporary
13600 (emit_symbolic_move): Adjust comment.
13601 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13604 2008-07-14 Ben Elliston <bje@au.ibm.com>
13606 * c-common.h (C_CPP_HASHNODE): New macro.
13607 * coretypes.h (struct cpp_token): Forward declare.
13608 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13609 the context-sensitive keyword method.
13610 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13611 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13612 expand_bool_pixel): New.
13613 (altivec_categorize_keyword): New function.
13614 (init_vector_keywords): New function.
13615 (rs6000_macro_to_expand): Likewise.
13616 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13617 compiling an ISO C dialect.
13619 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13621 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13622 (create_expression_by_pieces): Fix typo.
13623 (do_regular_insertion): Use debug counter here too.
13625 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13628 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13629 CONST_OK_FOR_LETTER_P. All port-local users changed.
13630 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13631 implement Kp matching power-of-two.
13632 (CONSTRAINT_LEN): Define to match.
13633 * config/cris/cris.md: Replace all use of constraint K with Kc.
13634 ("*btst*): Use Kp for operand 0 of last alternative.
13636 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13639 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13642 2008-07-13 Jan Hubicka <jh@suse.cz>
13644 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13647 2008-07-13 Richard Guenther <rguenther@suse.de>
13649 PR middle-end/36811
13650 * langhooks.c (lhd_print_error_function): Deal with recursive
13653 2008-07-12 Jan Hubicka <jh@suse.cz>
13655 * cgraph.c (assembler_name_hash): New static var.
13656 (hash_node_by_assembler_name, eq_assembler_name): New.
13657 (cgraph_node_for_asm): Use hashtable.
13658 (cgraph_remove_node): Maintain hashtable.
13659 (change_decl_assembler_name): Sanity check that names are not changing
13660 after aliasing was processed.
13661 * cgraph.h (varpoon_node): Add next GGC marker.
13662 * tree.c (decl_assembler_name_equal): Constify.
13663 (decl_assembler_name_hash): New.
13664 * tree.h (decl_assembler_name_equal): Constify.
13665 (decl_assembler_name_hash): Update.
13667 2008-07-12 David Daney <ddaney@avtrex.com>
13669 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13670 sb1 and r5000 cpus.
13672 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13674 * doc/md.texi: Document the MIPS "v" constraint.
13675 * config/mips/mips.h (reg_class): Revert last change.
13676 (REG_CLASS_NAMES): Likewise.
13677 (REG_CLASS_CONTENTS): Likewise.
13678 * config/mips/mips.c (mips_regno_to_class): Likewise.
13679 * config/mips/constraints.md (v): Likewise, but add documentation.
13680 Add a comment to say that this constraint should not be used in
13683 2008-07-11 DJ Delorie <dj@redhat.com>
13685 * config/h8300/h8300.md (length): Fix branch offset limit.
13687 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13689 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13690 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13691 (avr_hard_regno_scratch_ok): New function.
13692 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13693 * config/avr/avr.md (all peepholes that request a scratch register):
13694 Remove avr_peep2_scratch_safe use.
13696 2008-07-11 Tom Tromey <tromey@redhat.com>
13697 Ian Lance Taylor <iant@google.com>
13699 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13700 (struct c_common_resword): Define.
13701 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13702 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13703 (c_common_reswords, num_c_common_reswords): Declare.
13704 * c-common.c (c_common_reswords): New global const array.
13705 (num_c_common_reswords): New const int.
13706 * c-parser.c (struct resword, reswords): Don't define.
13707 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13708 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13709 than reswords. If warning about C++ keywords, give them a special
13711 (c_lex_one_token): Warn about C++ keywords. Call
13712 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13713 (c_parser_external_declaration): Look for RID_xxx rather than
13714 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13715 (c_parser_statement_after_labels): Likewise.
13716 (c_parser_objc_class_instance_variables): Likewise.
13717 (c_parser_objc_class_declaration): Likewise.
13718 (c_parser_objc_try_catch_statement): Likewise.
13719 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13720 (declspecs_add_type): Likewise.
13722 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13724 * ggc-page.c (alloc_page):
13725 Substituting xmalloc, xcalloc with
13726 XNEWVEC and XCNEWVAR macros which add the
13729 2008-07-11 Richard Guenther <rguenther@suse.de>
13731 PR tree-optimization/36765
13732 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13733 aliases from HEAP vars to SMTs.
13735 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13737 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13738 * configure.ac (loose_warn): Move -Wc++-compat from here...
13739 (strict_warn): ...to here.
13740 * configure: Regenerate.
13742 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13744 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13745 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13746 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13747 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13748 excluding more specific h8300-*-* and sh-*-* targets.
13750 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13752 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13753 (eliminate): Ditto.
13754 (execute_pre): Call loop_optimizer_finalize in early exit.
13756 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13758 PR middle-end/36790
13759 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13760 uids in the bitmap, not just VAR_DECL uids.
13762 PR rtl-optimization/36419
13763 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13764 (combine_stack_adjustments_for_block): Call it if needed. Delete
13766 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13767 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13768 prologue sp adjustment.
13770 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13773 * opts.c (print_ignored_options): Report postponed diagnostics for
13774 unknown -Wno-* options as warnings, not errors.
13775 (postpone_unknown_option_error): Renamed to...
13776 (postpone_unknown_option_warning): ... this.
13778 2008-07-09 Doug Kwan <dougkwan@google.com>
13781 2008-07-08 Doug Kwan <dougkwan@google.com>
13783 * config/arm/arm.opt (mandroid): New option.
13784 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13785 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13787 (CC1PLUS_SPEC): Same.
13789 (STARTFILE_SPEC): Same.
13790 (ENDFILE_SPEC): Same.
13791 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13794 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13797 * config/mips/mips.h (reg_class): Remove V1_REG.
13798 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13799 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13800 instead of V1_REGS.
13801 (mips_get_tp): New function.
13802 (mips_legitimize_tls_address): Use it.
13803 * config/mips/constraints.md (v): Delete.
13804 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13805 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13806 After reload, split into a move and ...
13807 (*tls_get_tp_<mode>_split): ...this new instruction.
13809 2008-07-09 David Daney <ddaney@avtrex.com>
13811 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13813 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13815 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13816 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13818 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13819 htab_delete should be called. Don't free c.
13820 (lookup_tmp_var): Create temp_htab lazily.
13821 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13822 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13824 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13825 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13826 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13827 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13828 * tree-sra.c (generate_element_init): Likewise.
13829 * tree-mudflap.c (execute_mudflap_function_ops,
13830 execute_mudflap_function_decls): Likewise.
13831 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13832 * tree-gimple.h (struct gimplify_ctx): New type.
13833 (push_gimplify_context): Adjust prototype.
13835 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13837 * tree-ssa-pre.c (phi_translate_1): Update placement of
13838 add_to_value calls.
13840 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13842 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13843 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13844 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13845 * targhooks.c (default_hard_regno_scratch_ok): New function.
13846 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13847 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13848 * recog.c: Include "target.h".
13849 (peep2_find_free_register): Add check for global regs. Add target
13851 * Makefile.in (recog.o): Depend on target.h.
13853 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13855 * config/sh/sh.c (sh_canonical_va_list_type): New.
13856 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13858 2008-07-09 Raksit Ashok <raksit@google.com>
13860 * doc/invoke.texi (Option Summary): Mention new option
13861 -Wdisallowed-function-list=...
13862 (Warning Options): Document -Wdisallowed-function-list=...
13863 * common.opt (Wdisallowed-function-list=): New flag.
13864 * flags.h (warn_disallowed_functions): External definition of new
13865 boolean warning flag.
13866 (warn_if_disallowed_function_p): Declare new function.
13867 * opts.c (warning_disallowed_functions): New static variable.
13868 (warn_disallowed_functions): New boolean warning flag.
13869 (warn_if_disallowed_function_p): New function.
13870 (add_comma_separated_to_vector): Rename
13871 add_instrument_functions_exclude_list to this.
13872 (common_handle_option): Handle new option. Rename calls to
13873 add_instrument_functions_exclude_list into calls to
13874 add_comma_separated_to_vector.
13875 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13876 based on flag warn_disallowed_functions.
13878 2008-07-09 Christian Bruel <christian.bruel@st.com>
13880 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13881 instead of get_attr_length.
13883 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13885 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13887 * genemit.c (gen_insn): Likewise.
13888 * gengtype.c (note_def_vec): Likewise.
13889 * gengtype.h (note_def_vec): Likewise.
13890 * genoutput.c (struct data, output_insn_data, process_template,
13891 gen_expand, gen_split, note_constraint): Likewise.
13892 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13893 make_insn_sequence): Likewise.
13894 * gensupport.c (record_insn_name): Likewise.
13896 2008-07-08 Doug Kwan <dougkwan@google.com>
13898 * config/arm/arm.opt (mandroid): New option.
13899 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13900 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13902 (CC1PLUS_SPEC): Same.
13904 (STARTFILE_SPEC): Same.
13905 (ENDFILE_SPEC): Same.
13906 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13909 2008-07-08 Raksit Ashok <raksit@google.com>
13911 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13912 (set_storage_via_setmem): Fix expected_align parameter.
13913 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13914 missing from the list.
13915 * doc/md.texi (movmem): Explicitly state that expected alignment is
13916 to be expressed in bytes.
13917 (setmem): Explicitly state that expected alignment is to be expressed
13920 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13922 * reload.c (find_reloads_subreg_address): Do not require validity
13923 of address in original mode before reloading address.
13925 2008-07-07 Tianwei Sheng <tianweis@google.com>
13927 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13928 bounds array access.
13930 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13932 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13934 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13936 Fix PR tree-optimization/23455
13937 Fix PR tree-optimization/35286
13938 Fix PR tree-optimization/35287
13939 * Makefile.in (OBJS-common): Remove tree-vn.o.
13940 (tree-vn.o): Remove.
13941 * dbgcnt.def: Add treepre_insert debug counter.
13942 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13943 (debug_value_expressions): Ditto.
13944 (print_value_expressions): Ditto.
13945 * tree-pretty-print.c (dump_generic_node): Updated for
13946 VALUE_HANDLE removal.
13947 * tree-ssa-dom.c (record_equality): Ditto.
13948 (cprop_operand): Ditto.
13949 (lookup_avail_expr): Ditto.
13950 * tree-ssa-threadedge.c
13951 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13952 (simplify_control_stmt_condition): Ditto.
13953 * tree.c (tree_code_size): Ditto.
13954 (tree_node_structure): Ditto.
13955 (iterative_hash_expr): Ditto.
13957 * tree.h (VALUE_HANDLE_ID): Ditto.
13958 (VALUE_HANDLE_EXPR_SET): Ditto.
13959 (struct tree_value_handle): Ditto.
13960 (union tree_node): Ditto.
13961 * treestruct.def: Ditto.
13962 * tree-vn.c: Removed.
13963 * tree-ssa-pre.c: Rewritten entirely.
13964 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13965 (constant_value_ids): Ditto.
13966 (vn_nary_op_t): Moved to header.
13968 (vn_reference_op_t): Ditto
13969 (vn_reference_t): Ditto.
13970 (next_value_id): New variable.
13971 (VN_INFO): Add an assert.
13972 (vn_constant_eq): New function.
13973 (vn_constant_hash): Ditto.
13974 (get_or_alloc_constant_value_id): Ditto.
13975 (value_id_constant_p): Ditto.
13976 (vn_reference_compute_hash): De-staticify.
13977 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13978 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13979 (valueize_refs): Update opcode if it changes from ssa name to constant.
13980 (vn_reference_lookup_1): Add new argument.
13981 (vn_reference_lookup): Ditto.
13982 (vn_reference_lookup_pieces): New function.
13983 (vn_reference_insert): Add return type. Modify to deal with value ids.
13984 (vn_reference_insert_pieces): New function.
13985 (vn_nary_op_compute_hash): De-staticify.
13986 (vn_nary_op_eq): Ditto.
13987 (vn_nary_op_lookup_pieces): New function.
13988 (vn_nary_op_lookup): Add new argument.
13989 (vn_nary_op_insert_pieces): New function.
13990 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13991 (vn_phi_insert): Ditto.
13992 (visit_unary_op): Update for callee changes.
13993 (visit_binary_op): Ditto.
13994 (visit_reference_op_load): Ditto.
13995 (visit_reference_op_store): Ditto.
13996 (init_scc_vn): Init next_value_id, constant_to_value_id and
13997 constant_value_ids.
13998 (free_scc_vn): Free them.
13999 (set_hashtable_value_ids): New function.
14000 (run_scc_vn): Use it.
14001 (get_max_value_id): New function.
14002 (get_next_value_id): Ditto.
14003 (expressions_equal_p): Moved from tree-vn.c
14004 (sort_vuses): Ditto.
14005 (sort_vuses_heap): Ditto.
14006 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14008 * tree.c (iterative_hash_hashval_t): Made non-static
14009 * tree.h (iterative_hash_hashval_t): Declare it.
14011 2008-07-08 Martin Jambor <mjambor@suse.cz>
14013 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14014 instead of ipa_create_node_params.
14015 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14016 ipa_check_create_edge_args, free them with
14017 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14019 * ipa-prop.c: Include flags.h and tree-inline.h.
14020 (ipa_node_params_vector): New variable.
14021 (ipa_edge_args_vector): New variable.
14022 (edge_removal_hook_holder): New variable.
14023 (node_removal_hook_holder): New variable.
14024 (edge_duplication_hook_holder): New variable.
14025 (node_duplication_hook_holder): New variable.
14026 (ipa_detect_param_modifications): Check for presence of modified flags.
14027 (ipa_compute_jump_functions): Check for presence of jump functions.
14028 (ipa_free_edge_args_substructures): New function.
14029 (ipa_create_node_params): Removed.
14030 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14031 (ipa_free_node_params_substructures): New function.
14032 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14034 (ipa_edge_removal_hook): New function.
14035 (ipa_node_removal_hook): New function.
14036 (duplicate_array): New function.
14037 (ipa_edge_duplication_hook): New function.
14038 (ipa_node_duplication_hook): New function.
14039 (ipa_register_cgraph_hooks): New function.
14040 (ipa_unregister_cgraph_hooks): New function.
14041 (free_all_ipa_structures_after_ipa_cp): New function.
14043 * ipa-prop.h: Include vec.h.
14044 (ipa_node_params_t): New typedef with vector types for it.
14045 (ipa_edge_args_t): New typedef with vector types for it.
14046 (IPA_NODE_REF): Changed to access an on-the-side vector.
14047 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14048 (ipa_check_create_node_params): New function.
14049 (ipa_check_create_edge_args): New function.
14051 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14054 2008-07-07 Tom Tromey <tromey@redhat.com>
14056 * configure, config.in: Rebuilt.
14057 * configure.ac: Don't check for scandir or alphasort.
14059 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14061 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14062 types immediately after creating them.
14064 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14066 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14068 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14070 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14071 dump_constraint_graph.
14072 (dump_constraint_edge): New function.
14073 (dump_constraint_graph): New function.
14074 (debug_constraint_graph): New function.
14075 (dump_constraint): Removed useless comparison.
14076 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14077 (dump_constraint_graph): Declare.
14078 (debug_constraint_graph): Declare.
14079 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14081 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14083 * config/i386/i386.c (is_va_list_char_pointer): New.
14084 (ix86_va_start): Replace compare with ms_va_list_type_node
14085 by is_va_list_char_pointer.
14086 (ix86_gimplify_va_arg): Likewise.
14088 2008-07-07 Martin Jambor <mjambor@suse.cz>
14090 * cgraph.c (cgraph_edge_max_uid): New variable.
14091 (struct cgraph_edge_hook_list): New type.
14092 (struct cgraph_node_hook_list): New type.
14093 (struct cgraph_2edge_hook_list): New type.
14094 (struct cgraph_2node_hook_list): New type.
14095 (first_cgraph_edge_removal_hook): New variable.
14096 (first_cgraph_node_removal_hook): New variable.
14097 (first_cgraph_edge_duplicated_hook): New variable.
14098 (first_cgraph_node_duplicated_hook): New variable.
14099 (cgraph_add_edge_removal_hook): New function.
14100 (cgraph_remove_edge_removal_hook): New function.
14101 (cgraph_call_edge_removal_hooks): New function.
14102 (cgraph_add_node_removal_hook): New function.
14103 (cgraph_remove_node_removal_hook): New function.
14104 (cgraph_call_node_removal_hooks): New function.
14105 (cgraph_add_edge_duplication_hook): New function.
14106 (cgraph_remove_edge_duplication_hook): New function.
14107 (cgraph_call_edge_duplication_hooks): New function.
14108 (cgraph_add_node_duplication_hook): New function.
14109 (cgraph_remove_node_duplication_hook): New function.
14110 (cgraph_call_node_duplication_hooks): New function.
14111 (cgraph_create_edge): Assign to edge uid.
14112 (cgraph_remove_edge): Call edge removal hooks.
14113 (cgraph_node_remove_callees): Call edge removal hooks.
14114 (cgraph_node_remove_callers): Call edge removal hooks.
14115 (cgraph_remove_node): Call node removal hooks.
14116 (cgraph_clone_edge): Call edge duplication hooks.
14117 (cgraph_clone_node): Call node duplication hooks.
14119 * cgraph.h (cgraph_edge): New field uid.
14120 (cgraph_edge_hook): New type.
14121 (cgraph_node_hook): New type.
14122 (cgraph_2edge_hook): New type.
14123 (cgraph_2node_hook): New type.
14125 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14127 * config.in: Regenerate.
14129 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14131 * gcc.c (print_sysroot): New.
14132 (option_map, display_help, process_command): Handle the
14133 -print-sysroot option.
14134 (main): Print the sysroot if requested.
14135 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14137 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14140 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14142 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14144 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14145 (assign_parm_setup_block_p): Also check mode of entry_parm.
14147 2008-07-07 Richard Guenther <rguenther@suse.de>
14149 * tree-ssa-structalias.h (set_used_smts): Remove.
14150 * tree-ssa-structalias.c (used_smts): Likewise.
14151 (set_used_smts): Likewise.
14152 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14153 call to set_used_smts.
14155 2008-07-07 Richard Guenther <rguenther@suse.de>
14157 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14158 (new_var_info): Set it to false.
14159 (solution_set_add): Correctly handle pointers outside a var and
14161 (type_safe): Treat variables with is_full_var properly.
14162 (do_sd_constraint): Likewise.
14163 (do_ds_constraint): Likewise.
14164 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14165 (get_constraint_for_ptr_offset): New function.
14166 (get_constraint_for_component_ref): For addresses at least include
14167 the last field of the variable. Handle is_full_vars properly.
14168 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14169 (handle_ptr_arith): Remove.
14170 (find_func_aliases): Simplify assignment handling.
14171 (create_function_info_for): For parameter and result varinfos set
14173 (create_variable_info_for): Set is_full_var flag whenever we
14174 just created a single varinfo for a decl.
14175 (init_alias_vars): Initialize use_field_sensitive from
14176 max-fields-for-field-sensitive parameter.
14178 2008-07-07 Richard Guenther <rguenther@suse.de>
14180 PR tree-optimization/36713
14181 * tree-flow-inline.h (is_call_used): New function.
14182 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14183 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14184 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14186 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14188 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14190 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14192 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14194 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14195 Nathan Sidwell <nathan@codesourcery.com>
14197 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14198 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14200 * config/m68k/t-linux: New.
14201 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14204 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14206 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14207 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14210 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14212 * gcc.c (execute): Fix -Wc++-compat warning.
14214 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14217 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14218 constant for little endian.
14220 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14222 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14223 mips_base_mips16 instead of TARGET_MIPS16.
14224 (mips_base_mips16): Declare.
14225 * config/mips/mips.c (mips_base_mips16): Make global.
14226 (was_mips16_p): Remove GTY marker.
14227 (was_mips16_pch_p): New variable.
14228 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14229 (mips_override_options): Force to non-MIPS16 mode initially.
14230 Do not complain about MIPS16 PIC incompatibilities here.
14231 Only allow -mgpopt if -mexplicit-relocs is in force for
14234 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14236 * configure.ac: Check for caddr_t, define to char * if not defined.
14237 * configure: Regenerate.
14238 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14239 (mmap_gt_pch_use_address): Likewise.
14240 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14242 2008-07-06 Richard Guenther <rguenther@suse.de>
14244 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14245 (new_var_info): Deal with it.
14246 (solution_set_add): Likewise.
14247 (bitpos_of_field): Make signed, fix.
14248 (struct fieldoff): Remove type and decl fields. Make size field
14249 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14251 (fieldoff_compare): Deal with it.
14252 (push_fields_onto_fieldstack): Remove has_union argument, glob
14253 adjacent non-pointer fields together.
14254 (create_function_info_for): Do not set has_union.
14255 (create_variable_info_for): Simplify.
14257 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14259 * config.gcc (extra_headers): Add cross-stdarg.h for target
14260 x86_64-*-* and i?86-*-*.
14261 * config/i386/cross-stdarg.h: New.
14262 * builtins.c (std_fn_abi_va_list): New.
14263 (std_canonical_va_list_type): New.
14264 (stabilize_va_list): Replace va_list_type_node use by
14265 mtarget.canonical_va_list_type.
14266 (gimplify_va_arg_expr): Likewise.
14267 (expand_builtin_va_copy): Replace va_list_type_node use by
14268 mtarget.fn_abi_va_list.
14269 * tree-sra.c (is_va_list_type): New helper.
14270 (decl_can_be_decomposed_p): Replace
14271 va_list_type_node use by is_va_list_type.
14272 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14273 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14274 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14275 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14276 (ix86_enum_va_list): New.
14277 * config/i386/i386.c (sysv_va_list_type_node): New.
14278 (ms_va_list_type_node): New.
14279 (ix86_function_type_abi): Remove sorry.
14280 (ix86_build_builtin_va_list_abi): New.
14281 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14282 for 64-bit targets.
14283 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14284 (ix86_init_builtins_va_builtins_abi): New.
14285 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14286 for 64-bit targets.
14287 (ix86_handle_abi_attribute): New.
14288 (attribute_spec): Add sysv_abi and ms_abi.
14289 (ix86_fn_abi_va_list): New.
14290 (ix86_canonical_va_list_type): New.
14291 (ix86_enum_va_list): New.
14292 (TARGET_FN_ABI_VA_LIST): New.
14293 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14294 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14295 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14296 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14297 (TARGET_ENUM_VA_LIST): New.
14298 * expr.h (std_fn_abi_va_list): New.
14299 (std_canonical_va_list_type): New.
14300 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14301 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14302 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14303 TARGET_CANONICAL_VA_LIST_TYPE.
14304 * target.h (struct gcc_target): Add fn_abi_va_list hook
14305 and canonical_va_list_type hook.
14307 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14309 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14310 integral and pointer types.
14312 2008-07-04 Roger Sayle <roger@eyesopen.com>
14314 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14315 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14317 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14320 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14322 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14324 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14325 build_gimple_modify_stmt.
14326 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14327 gimple operand. Use fold_build* instead of build*.
14329 2008-07-04 Richard Guenther <rguenther@suse.de>
14331 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14332 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14333 properly to compute the reachability set if we do field-sensitive PTA.
14334 * invoke.texi (max-fields-for-field-sensitive): Document default.
14335 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14336 100 for optimize >= 2.
14338 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14340 * ggc-zone.c (lookup_page_table_if_allocated,
14341 set_page_table_entry, zone_find_object_size, alloc_small_page,
14342 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14343 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14344 -Wc++-compat and/or -Wcast-qual warnings.
14346 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14349 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14350 pic_offset_table_rtx to be marked as used here.
14351 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14352 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14353 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14354 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14355 !TARGET_SECURE_PLT.
14357 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14359 * alloc-pool.c (hash_descriptor, eq_descriptor,
14360 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14361 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14363 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14364 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14365 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14366 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14369 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14371 * tree-flow.h (loop_only_exit_p): Declare.
14372 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14373 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14374 the number of iterations if it is constant. Otherwise, if this is the
14375 only possible exit of the loop, use the conservative estimate on the
14376 number of iterations of the entire loop if available.
14378 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14380 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14381 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14382 Add synchronization functions.
14383 * config/sync.c: New file.
14384 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14385 (LIBGCC_SYNC_CFLAGS): Likewise.
14387 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14390 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14391 (*pushtf_sse): New insn pattern.
14392 (pushtf splitters): New splitters.
14394 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14396 PR middle-end/35736
14397 * predict.c (build_predict_expr): Use void_type_node for the tree
14398 type, instead of NULL_TREE.
14400 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14402 * config/i386/i386.c (contains_aligned_value_p): Return true
14404 (ix86_data_alignment): Align TCmode to 128bits.
14405 (ix86_local_alignment): Likewise.
14407 2008-07-03 Andrew Haley <aph@redhat.com>
14410 * vec.h (VEC_TA): New.
14411 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14412 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14413 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14414 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14415 (C_COMMON_FIXED_TYPES): Remove first arg.
14416 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14417 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14418 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14419 not to use empty macro arguments.
14421 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14423 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14424 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14425 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14426 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14427 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14428 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14429 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14430 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14431 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14432 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14433 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14434 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14435 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14436 config/rs6000/e500crtres64gpr.asm,
14437 config/rs6000/e500crtres64gprctr.asm,
14438 config/rs6000/e500crtrest32gpr.asm,
14439 config/rs6000/e500crtrest64gpr.asm,
14440 config/rs6000/e500crtresx32gpr.asm,
14441 config/rs6000/e500crtresx64gpr.asm,
14442 config/rs6000/e500crtsav32gpr.asm,
14443 config/rs6000/e500crtsav64gpr.asm,
14444 config/rs6000/e500crtsav64gprctr.asm,
14445 config/rs6000/e500crtsavg32gpr.asm,
14446 config/rs6000/e500crtsavg64gpr.asm,
14447 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14448 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14449 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14450 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14451 config/sparc/sol2-cn.asm: Remove .file directives.
14453 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14455 * resource.c (mark_referenced_resources): Look inside
14456 UNSPEC_VOLATILEs and ASM_INPUTs.
14458 2008-07-02 Ian Lance Taylor <iant@google.com>
14460 * rtlanal.c (add_reg_note): New function.
14461 * rtl.h (add_reg_note): Declare.
14462 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14463 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14464 * builtins.c (expand_builtin_longjmp): Likewise.
14465 (expand_builtin_nonlocal_goto): Likewise.
14466 * calls.c (emit_call_1, expand_call): Likewise.
14467 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14468 * cfglayout.c (fixup_reorder_chain): Likewise.
14469 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14470 (commit_one_edge_insertion): Likewise.
14471 * combine.c (move_deaths, distribute_notes): Likewise.
14472 * df-problems.c (df_set_note): Likewise.
14473 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14474 (set_unique_reg_note): Likewise.
14475 (emit_copy_of_insn_after): Likewise.
14476 * expr.c (expand_expr_real): Likewise.
14477 * gcse.c (add_label_notes): Likewise.
14478 * haifa-sched.c (create_check_block_twin): Likewise.
14479 * jump.c (mark_jump_label_1): Likewise.
14480 * loop-doloop.c (add_test, doloop_modify): Likewise.
14481 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14482 * lower-subreg.c (move_eh_region_note): Likewise.
14483 * optabs.c (emit_libcall_block): Likewise.
14484 * predict.c (predict_insn): Likewise.
14485 (combine_predictions_for_insn): Likewise.
14486 * recog.c (peephole2_optimize): Likewise.
14487 * regmove.c (try_auto_increment): Likewise.
14488 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14489 * reload.c (find_reloads): Likewise.
14490 * reload1.c (fixup_eh_region_note): Likewise.
14491 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14492 * reorg.c (delete_prior_computation): Likewise.
14493 (delete_computation, dbr_schedule): Likewise.
14494 * config/pa/pa.c (legitimize_pic_address): Likewise.
14495 * config/sh/sh.c (sh_reorg): Likewise.
14497 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14500 * config/libgcc-glibc.ver: Add %exclude.
14501 * config/m32r/libgcc-glibc.ver: Likwise.
14502 * config/s390/libgcc-glibc.ver: Likwise.
14503 * config/sh/libgcc-glibc.ver: Likwise.
14504 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14506 * config/i386/libgcc-glibc.ver: New.
14508 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14510 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14512 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14513 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14514 i[34567]86-*-linux*, x86_64-*-linux*. Add
14515 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14516 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14517 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14518 i[34567]86-*-linux*, x86_64-*-linux*.
14520 * libgcc-std.ver: Add empty GCC_4.4.0.
14522 * mkmap-symver.awk: Support multiple versions per symbol.
14524 * config/i386/i386.c (ix86_init_builtins): Always define
14525 __builtin_fabsq and __builtin_copysignq with fallbacks.
14526 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14527 and __builtin_copysignq if SSE2 isn't available.
14529 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14530 (LIBGCC2_TF_CEXT): Likwise.
14531 (TF_SIZE): Likwise.
14533 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14535 * config/i386/sfp-machine.h: Moved to libgcc.
14537 * config/i386/sfp-machine.h: New.
14538 * config/i386/t-linux: Likwise.
14540 * config/i386/t-darwin: Remove softfp_wrap_start and
14542 * config/i386/t-darwin64: Likewise.
14544 * config/i386/t-fprules-softfp64: Renamed to ...
14545 * config/i386/t-fprules-softfp: This.
14547 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14548 and softfp_wrap_end.
14550 2008-07-02 Jason Merrill <jason@redhat.com>
14552 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14554 * tree.c (ctor_to_list): New fn.
14555 * tree.h: Declare it.
14556 (CONSTRUCTOR_ELT): New macro.
14557 (CONSTRUCTOR_NELTS): New macro.
14559 2008-07-02 Richard Guenther <rguenther@suse.de>
14561 * tree-ssa-structalias.c (struct variable_info): Reorder
14562 to fill padding on 64bit hosts. Make collapsed_to an int.
14563 (get_varinfo_fc): Deal with that.
14564 (new_var_info): Likewise.
14565 (collapse_rest_of_var): Likewise.
14567 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14569 * doc/install.texi (--enable-java-home): Document.
14570 (--enable-aot-compile-rpm): Likewise.
14571 (--with-arch-directory): Likewise.
14572 (--with-os-directory): Likewise.
14573 (--with-origin-name): Likewise.
14574 (--with-arch-suffix): Likewise.
14575 (--with-jvm-root-dir): Likewise.
14576 (--with-jvm-jar-dir): Likewise.
14577 (--with-python-dir): Likewise.
14579 2008-07-02 Richard Guenther <rguenther@suse.de>
14581 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14582 from decls explicitly. Merge operand checking from tuples.
14584 2008-07-02 Martin Jambor <mjambor@suse.cz>
14586 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14588 2008-07-02 Martin Jambor <mjambor@suse.cz>
14590 * tree-switch-conversion.c: Included timevar.h
14591 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14593 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14595 2008-07-02 Martin Jambor <mjambor@suse.cz>
14597 * tree-switch-conversion.c: Corrected various comments and
14599 (build_constructors): Fixed minor formatting mistakes.
14601 * invoke.texi (Optimize Options): Corrected the
14602 switch-conversion-max-branch-ratio parameter.
14604 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14606 * final.c (asm_insn_count): Return zero for an empty asm body.
14608 2008-07-02 Richard Guenther <rguenther@suse.de>
14610 * bitmap.h (bitmap_set_bit): Return bool.
14611 (bitmap_clear_bit): Likewise.
14612 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14613 write to the bitmap if it would.
14614 (bitmap_clear_bit): Likewise.
14615 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14616 bitmap_set_bit return value.
14617 (add_pred_graph_edge): Likewise.
14618 (add_graph_edge): Likewise.
14619 (do_sd_constraint): Likewise.
14620 (do_ds_constraint): Likewise.
14622 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14624 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14625 Fix -Wc++-compat and/or -Wcast-qual warnings.
14626 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14627 gen_regparm_prefix): Likewise.
14628 * vmsdbgout.c (write_modbeg, lookup_filename,
14629 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14631 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14633 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14634 defaults.h definition apply.
14636 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14638 * function.c (assign_parm_remove_parallels): New.
14639 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14641 (assign_parm_setup_block): Do not handle them.
14642 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14643 assign_parm_remove_parallels.
14645 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14647 * c-typeck.c (convert_for_assignment): Use
14648 vector_targets_convertible_p.
14649 * c-common.c (vector_targets_convertible_p): New.
14650 * c-common.h (vector_targets_convertible_p): New prototype.
14651 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14652 opaque_p_V2SI_type_node.
14654 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14656 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14659 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14661 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14662 TFmode constants via two element DImode vector for hosts with
14663 HOST_BITS_PER_WIDE_INT < 64.
14664 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14665 also for HOST_BITS_PER_WIDE_INT < 64.
14667 2008-07-01 Richard Guenther <rguenther@suse.de>
14669 PR tree-optimization/36666
14670 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14671 (get_constraint_exp_from_ssa_var): Split into ...
14672 (get_constraint_exp_for_temp): ... this ...
14673 (get_constraint_for_ssa_var): ... and that.
14674 Return constraint expressions for all touched sub-fields
14675 if the results address is not taken.
14676 (process_constraint): Remove assertion that aggregate
14677 assignments do not happen at this place.
14678 (get_constraint_for_component_ref): Add address_p argument.
14679 Return constraint expressions for all touched sub-fields
14680 if the results address is not taken.
14681 (do_deref): Use get_constraint_exp_for_temp.
14682 (get_constraint_for_1): Rename from ...
14683 (get_constraint_for): ... this. Add the old function as wrapper.
14684 (do_structure_copy): Use get_constraint_for_1.
14686 2008-07-01 Martin Jambor <mjambor@suse.cz>
14688 * Makefile.in (tree-switch-conversion.o): Add.
14689 (OBJS-common): Add tree-swtch-conversion.o.
14690 * passes.c (init_optimization_passes): Add pass_convert_switch.
14691 * tree-pass.h: (pass_convert_switch): Add.
14692 * tree-switch-conversion.c: New file.
14693 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14694 * common.opt (ftree-cswtch): New option.
14695 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14696 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14697 * opts.c (decode_options): Set flag_tree_switch_conversion when
14698 optimization level is >= 2.
14699 * doc/invoke.texi (Optimize Options): Added description of
14700 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14702 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14704 * config/darwin-driver.c (darwin_default_min_version): Fix
14705 -Wc++-compat warnings.
14707 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14709 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14712 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14714 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14716 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14718 PR rtl-optimization/34744
14719 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14720 (df_scan_free_internal): Free data structures not
14721 allocated in storage pools.
14722 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14723 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14724 df_scan_free_mws_vec.
14725 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14728 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14730 * config/i386/i386.c (contains_aligned_value_p): Return true
14732 (ix86_function_arg_boundary): Return its natural boundary
14734 (return_in_memory_32): Don't check TDmode.
14735 (ix86_split_to_parts): Support splitting into 4 parts and
14736 support TFmode for 32bit target.
14737 (ix86_split_long_move): Support splitting into 4 parts.
14738 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14740 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14741 (ix86_init_builtins): Here.
14742 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14743 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14744 'q' and 'w', respectively.
14746 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14748 (movtf_internal): Likewise.
14749 (<code>tf2): Likewise.
14750 (*absnegtf2_sse): Likewise.
14751 (copysign<mode>3): Likewise.
14752 (copysign<mode>3_const): Likewise.
14753 (copysign<mode>3_var): Likewise.
14754 (define_split UNSPEC_COPYSIGN): Likewise.
14755 * config/i386/sse.md (*nandtf3): Likewise.
14756 (<code>tf3): Likewise.
14757 (*<code>tf3): Likewise.
14759 2008-06-30 Joey Ye <joey.ye@intel.com>
14760 H.J. Lu <hongjiu.lu@intel.com>
14762 * global.c (compute_regsets): Set frame_pointer_needed here.
14763 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14765 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14767 * doc/install.texi (specific): Expand Windows build notes.
14769 2008-06-30 Ira Rosen <irar@il.ibm.com>
14771 PR tree-optimization/36648
14772 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14773 number of prolog iterations by step. Fix the comment.
14775 2008-06-30 Richard Guenther <rguenther@suse.de>
14777 PR middle-end/36671
14778 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14779 handle calls from ECF_MALLOC functions.
14780 (handle_pure_call): ECF_MALLOC functions do not return
14782 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14784 2008-06-29 Andreas Schwab <schwab@suse.de>
14786 * config/m68k/m68k.c (print_operand): Always print a float
14788 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14789 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14792 * config/rs6000/x-linux64: Remove never used file.
14794 2008-06-29 Richard Guenther <rguenther@suse.de>
14796 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14798 (struct alias_info): Move ...
14799 * tree-ssa-alias.c: ... here.
14800 (update_alias_info): Declare.
14801 (compute_may_aliases): Call it.
14802 (update_alias_info): New function.
14803 * tree-ssa-structalias.c (update_alias_info): Move ...
14804 * tree-ssa-alias.c (update_alias_info_1): ... here.
14805 * tree-ssa-structalias.c (process_constraint_1): Remove
14806 unused from_call argument. Rename to ...
14807 (process_constraint): ... this. Delete old wrapper.
14808 (make_constraint_to): Adjust callers.
14809 (handle_const_call): Likewise.
14810 (handle_pure_call): Likewise.
14811 (init_base_vars): Likewise.
14812 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14813 (find_func_aliases): We don't need structure copies for
14815 (make_constraint_from_anything): Remove.
14816 (create_variable_info_for): For globals make constraints
14817 from escaped, not from anything.
14818 (compute_points_to_sets): Do not call update_alias_info.
14819 (ipa_pta_execute): Use make_constraint_from.
14821 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14823 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14824 (bitmap.o-warn, dominance.o-warn): New.
14825 * configure.ac (cxx_compat_warn): Delete.
14826 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14827 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14829 * configure: Regenerate.
14831 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14834 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14836 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14837 * df-scan.c (df_notes_rescan): Likewise.
14838 * ggc-page.c (set_page_table_entry): Likewise.
14839 * intl.c (gcc_gettext_width): Likewise.
14840 * varasm.c (get_unnamed_section, get_noswitch_section,
14841 get_section): Likewise.
14843 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14845 * regrename.c (build_def_use): Don't copy RTX.
14847 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14849 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14850 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14851 punctuation. Use @ref instead of @xref.
14852 (Function Names): Remove stray @display/@end display.
14853 (C++ Attributes): Use @ref instead of @xref.
14854 (Deprecated Features): Fix punctuation around @xref.
14855 (Backwards Compatibility): Likewise.
14856 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14858 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14860 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14861 constants for E500 double.
14863 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14865 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14866 element type of const_vector.
14868 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14870 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14871 Remove FLAGS_REG clobber from expander pattern.
14872 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14873 (anddi3, andsi3, andhi3, andqi3): Ditto.
14874 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14875 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14876 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14877 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14878 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14879 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14880 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14881 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14883 2008-06-28 Richard Guenther <rguenther@suse.de>
14885 * tree-ssa-structalias.c (callused_id, var_callused,
14886 callused_tree): Add.
14887 (handle_pure_call): New function.
14888 (find_func_aliases): Call it.
14889 (find_what_p_points_to): Handle the call-used set.
14890 (clobber_what_escaped): Likewise.
14891 (compute_call_used_vars): New function.
14892 (init_base_vars): Init the call-used variable.
14893 (do_sd_constraint): Do not propagate the solution from CALLUSED
14894 but use CALLUSED as a placeholder.
14895 (solve_graph): Likewise.
14896 * tree-flow-inline.h (gimple_call_used_vars): New function.
14897 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14898 (compute_call_used_vars): Declare.
14899 * tree-ssa-alias.c (set_initial_properties): Call
14900 compute_call_used_vars.
14901 (reset_alias_info): Clear call-used variables.
14902 (add_call_clobber_ops): Assert we are not called for const/pure
14903 functions. Remove handling of them.
14904 (add_call_read_ops): Handle pure functions by adding the
14905 call-used set of variables as VUSEs.
14906 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14907 (delete_tree_ssa): Free it.
14908 * tree-dfa.c (remove_referenced_var): Clear the var from the
14911 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14913 * tree.c (build_varargs_function_type_list): New.
14914 (build_function_type_list_1): New.
14915 (build_function_type_list): Use build_function_type_list_1.
14916 * tree.h (build_varargs_function_type_list): New.
14918 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14921 * config/spu/spu.c (spu_builtin_splats): Do not generate
14922 invalid CONST_VECTOR expressions.
14923 (spu_expand_vector_init): Likewise.
14925 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14927 * optabs.c (libfunc_decls): New variable.
14928 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14929 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14930 for the same function twice.
14932 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14934 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14935 ix86_expand_binary_operator directly.
14936 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14938 (*ashrti3_1): Ditto.
14939 (*lshrti3_1): Ditto.
14940 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14941 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14942 using only one splitter. Conditionaly execute splitter before or
14943 after peephole2 pass.
14944 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14945 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14946 Use only one alternative in asm template.
14947 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14949 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14950 "J" operand constraint for operand 2.
14951 (*ashldi3_cconly_rex64): Ditto.
14952 (*ashrdi3_cmp_rex64): Ditto.
14953 (*ashrdi3_cconly_rex64): Ditto.
14954 (*lshrdi3_cmp_rex64): Ditto.
14955 (*lshrdi3_cconly_rex64): Ditto.
14956 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14957 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14958 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14961 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14963 * gimplify.c (omp_is_private): Don't return true if decl is not
14964 already private on #pragma omp for or #pragma omp parallel for.
14967 * tree-cfg.c (struct move_stmt_d): Replace block field with
14968 orig_block and new_block fields.
14969 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14970 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14971 (move_block_to_fn): Replace vars_map and new_label_map arguments
14972 with struct move_stmt_d pointer.
14973 (replace_block_vars_by_duplicates): New function.
14974 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14975 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14976 all subblocks of ORIG_BLOCK to the new function. Call
14977 replace_block_vars_by_duplicates.
14978 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14979 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14980 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14981 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14982 (expand_omp): Temporarily set input_location to the location of
14983 region's controlling stmt.
14984 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14985 BIND_EXPR, push ctx->block_vars and gimplification vars into
14986 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14987 into dest function.
14988 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14989 there are any BLOCK_VARS.
14990 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14991 OMP_PARALLEL or OMP_TASK stmt.
14992 (lower_omp): Save and restore input_location around the lower_omp_1
14995 2008-06-27 Richard Guenther <rguenther@suse.de>
14997 PR tree-optimization/36400
14998 PR tree-optimization/36373
14999 PR tree-optimization/36344
15000 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15001 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15002 (update_alias_info): Remove call clobbering code.
15003 (make_constraint_to): New helper function.
15004 (make_escape_constraint): Likewise.
15005 (handle_rhs_call): Use it on all pointer containing arguments.
15006 Also mark the static chain escaped.
15007 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15008 instead of ANYTHING.
15009 (make_constraint_from): New helper split out from ...
15010 (make_constraint_from_anything): ... here.
15011 (find_func_aliases): Add constraints for escape sites.
15012 (intra_create_variable_infos): Make constraints from NONLOCAL
15014 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15016 (clobber_what_p_points_to): Remove.
15017 (clobber_what_escaped): New function.
15018 (init_base_vars): Init NONLOCAL and ESCAPED.
15019 (do_sd_constraint): Do not propagate the solution from ESCAPED
15020 but use ESCAPED as a placeholder.
15021 (solve_graph): Likewise.
15022 * tree-flow.h (clobber_what_p_points_to): Remove.
15023 (clobber_what_escaped): Declare.
15024 * tree-ssa-alias.c (set_initial_properties): Call it.
15025 Remove code clobbering escaped pointers.
15027 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15029 * function.c (allocate_struct_function): Only allocate a unique
15030 funcdef_no if the decl is nonzero.
15032 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15034 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15035 * config/mips/mips.c (mips_split_const_insns): New function.
15036 * config/mips/mips.md (move_type): New attribute.
15037 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15038 (dword_mode): New attribute.
15039 (type): Avoid long line. Map "move_type"s to "type"s,
15040 choosing "multi" for doubleword moves if appropriate.
15041 Swap MTC/MFC comments to match their declaration order.
15042 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15043 "type" is "branch" or "jal" is "direct".
15044 (length): Handle "extended_mips16" first. Make the default
15045 "0" for "ghost" instructions. Set the length from "move_type".
15046 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15047 of "type", with "sll0" for the register alternative. Remove the
15048 "extended_mips16" attribute.
15049 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15050 of "type", with "shift_shift" for the register alternative.
15051 Remove the "length" attribute.
15052 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15053 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15054 of "type", with "andi" for the register alternative.
15055 (*zero_extendqihi2): Likewise.
15056 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15057 of "andi" instead of a "type" of "arith".
15058 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15060 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15061 (mov_<store>r, *mov<mode>_ra): Likewise.
15062 (extendsidi2): Use "move_type" instead of "type", with "move"
15063 for the register alternative.
15064 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15065 of "type", with "signext" for the register alternative.
15066 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15067 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15068 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15069 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15070 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15071 (unnamed branch insn): Likewise.
15072 (*movdi_gp32_fp64): Fold into...
15073 (*movdi_32bit): ...here.
15074 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15075 (*movdf_hardfloat): ...this new pattern.
15076 (*movdf_softfloat): Remove redundant FPR alternatives.
15077 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15078 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15079 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15080 the "move" attribute.
15081 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15082 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15083 and "store" for COP loads and stores.
15084 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15085 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15086 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15087 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15088 (*movtf_mips16, *movv2sf): Likewise.
15089 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15090 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15091 (mfhc1<mode>): Use "move_type" instead of "move".
15092 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15093 (loadgp_blockage): Remove the "length" attribute.
15094 (blockage, set_got_version, update_got_version): Likewise.
15095 (call_internal): Remove the "extended_mips16" attribute.
15096 (call_value_internal, call_value_multiple_internal): Likewise.
15097 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15099 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15100 the "length" attribute.
15102 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15104 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15105 -Wcast-qual warnings.
15106 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15107 handle_pragma_pop_macro): Likewise.
15108 * collect2.c (resolve_lib_name): Likewise.
15109 * config/arc/arc.c (arc_init): Likewise.
15110 * config/arm/arm.c (neon_builtin_compare,
15111 locate_neon_builtin_icode): Likewise.
15112 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15113 * config/bfin/bfin.c (bfin_init_machine_status,
15114 bfin_optimize_loop): Likewise.
15115 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15116 * config/cris/cris.c (cris_init_expanders): Likewise.
15117 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15118 * config/darwin.c (machopic_indirection_eq,
15119 machopic_indirection_name, machopic_output_indirection): Likewise.
15120 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15121 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15122 frv_optimize_membar): Likewise.
15123 * config/i386/cygwin.h (mingw_scan,
15124 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15125 * config/i386/cygwin1.c (mingw_scan): Likewise.
15126 * config/i386/i386.c (machopic_output_stub): Likewise.
15127 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15128 i386_pe_unique_section): Likewise.
15129 * config/ia64/ia64.c (ia64_init_machine_status,
15130 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15132 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15133 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15134 * config/m68k/m68k.c (m68k_handle_option,
15135 m68k_sched_md_init_global): Likewise.
15136 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15137 mcore_unique_section): Likewise.
15138 * config/mips/mips.c (mips_block_move_straight,
15139 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15141 * config/mmix/mmix.c (mmix_init_machine_status,
15142 mmix_encode_section_info): Likewise.
15143 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15144 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15145 print_operand_address, output_toc, redefine_groups,
15146 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15147 * config/s390/s390.c (s390_init_machine_status): Likewise.
15148 * config/score/score.c (score_block_move_straight,
15149 score_block_move_loop_body): Likewise.
15150 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15151 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15152 * emit-rtl.c (find_auto_inc): Likewise.
15153 * gcc.c (translate_options, process_command): Likewise.
15154 * reorg.c (dbr_schedule): Likewise.
15155 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15156 * xcoffout.c (xcoffout_declare_function): Likewise.
15158 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15160 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15161 ipa-pta working again.
15163 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15165 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15168 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15170 * config.gcc (powerpc*-*-*): Add new core e500mc.
15171 * config/rs6000/e500mc.md: New file.
15172 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15174 (rs6000_override_options): Add e500mc case to
15175 processor_target_table. Altivec and Spe options not allowed
15176 with e500mc. Add isel instruction to e500mc by
15177 default. Initialize rs6000_cost for e500mc.
15178 (rs6000_issue_rate): Set issue rate for e500mc.
15179 * config/rs6000/rs6000.h (processor_type): Add
15180 PROCESSOR_PPCE500MC.
15181 (ASM_CPU_SPEC): Add e500mc.
15182 Set TARGET_ISEL to rs6000_isel.
15183 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15184 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15185 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15187 * doc/invoke.texi: Add e500mc to list of cpus.
15189 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15192 * c-lex.c (lex_charconst): Initialize unsignedp.
15194 2008-06-27 Olivier Hainque <hainque@adacore.com>
15196 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15197 documented assumptions.
15199 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15201 * dwarf2out.c: Remove trailing white spaces. Break long line
15204 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15206 * libfuncs.h (LTI_synchronize): New libfunc_index.
15207 (synchronize_libfunc): Declare.
15208 * builtins.c (expand_builtin_synchronize): Consider using
15209 synchronize_libfunc before falling back on an asm blockage.
15210 * config/mips/mips.c: Include libfuncs.h
15211 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15213 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15215 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15216 parameter. Copy stack_reg to r11 where appropriate.
15217 (no_global_regs_above): Add gpr parameter.
15218 (rs6000_stack_info): Only add padding for SPE save area if we
15219 are saving SPE GPRs and CR.
15220 (saveres_routine_syms): New variable.
15221 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15223 (rs6000_savres_routine_sym): New function.
15224 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15226 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15227 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15228 Tweak FPR out-of-line saving.
15229 (rs6000_make_savres_rtx): New function.
15230 (rs6000_use_multiple_p): New function.
15231 (rs6000_savres_strategy): New function.
15232 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15233 out-of-line if appropriate.
15234 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15235 if we are optimizing for size.
15236 (GP_SAVE_INLINE): Define.
15237 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15238 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15239 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15240 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15241 (*save_fpregs_<mode>): Add use of r11.
15242 (*restore_gpregs_<mode>): New insn.
15243 (*return_and_restore_gpregs_<mode>): New insn.
15244 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15246 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15247 (*restore_gpregs_spe): New insn.
15248 (*return_and_restore_gpregs_spe): New insn.
15249 * config/rs6000/predicates.md (save_world_operation): Fix check.
15251 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15253 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15254 this point, so assert that.
15256 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15258 * cfganal.c: Include vec.h and vecprim.h.
15259 (compute_idf): Import from...
15260 * tree-into-ssa (compute_idf): ...here.
15261 * basic-block.h (compute_idf): Export.
15263 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15265 * c-decl.c (merge_decls): Use !current_function_decl to check for
15266 extern declaration of C99 inline function being at file scope.
15268 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15270 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15272 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15274 * alias.c (record_alias_subset, init_alias_analysis): Fix
15275 -Wc++-compat and/or -Wcast-qual warnings.
15276 * attribs.c (lookup_attribute_spec): Likewise.
15277 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15278 copy_bb, connect_traces,
15279 find_rarely_executed_basic_blocks_and_cr): Likewise.
15280 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15281 note_btr_set, migrate_btr_defs): Likewise.
15282 * builtins.c (result_vector, expand_builtin_memcpy,
15283 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15284 builtin_memset_read_str, expand_builtin_printf,
15285 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15287 * caller-save.c (mark_set_regs): Likewise.
15288 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15289 * cgraph.c (cgraph_edge): Likewise.
15290 * combine.c (likely_spilled_retval_1): Likewise.
15291 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15292 htab_counts_entry_del, get_coverage_counts): Likewise.
15293 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15294 new_cselib_val): Likewise.
15295 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15296 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15298 * df-core.c (df_compact_blocks): Likewise.
15299 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15300 * df-scan.c (df_grow_reg_info, df_ref_create,
15301 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15302 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15303 df_record_entry_block_defs, df_record_exit_block_uses,
15304 df_bb_verify): Likewise.
15305 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15306 DF_REF_EXTRACT_MODE_CONST): New.
15307 * dominance.c (get_immediate_dominator, get_dominated_by,
15308 nearest_common_dominator, root_of_dom_tree,
15309 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15310 -Wc++-compat and/or -Wcast-qual warnings.
15311 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15312 record_store, replace_read, check_mem_read_rtx, scan_insn,
15313 dse_step1, dse_record_singleton_alias_set): Likewise.
15314 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15316 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15318 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15319 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15320 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15321 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15322 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15323 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15324 file_name_acquire, output_file_names, add_const_value_attribute,
15325 premark_used_types_helper, file_table_eq, file_table_hash,
15326 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15327 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15328 -Wcast-qual warnings.
15329 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15330 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15331 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15332 gen_reg_rtx, start_sequence, init_emit): Likewise.
15333 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15334 * except.c (init_eh_for_function, gen_eh_region,
15335 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15336 arh_to_landing_pad, arh_to_label, add_action_record,
15337 add_call_site, switch_to_exception_section): Likewise.
15338 * expmed.c (synth_mult): Likewise.
15339 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15340 store_expr): Likewise.
15341 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15343 * function.c (assign_stack_temp_for_type,
15344 allocate_struct_function, match_asm_constraints_1): Likewise.
15345 * gcov-io.c (gcov_allocate): Likewise.
15346 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15347 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15348 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15349 record_one_set, insert_expr_in_table, insert_set_in_table,
15350 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15351 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15352 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15353 -Wcast-qual warnings.
15355 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15357 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15358 -Wcast-qual warnings.
15359 * gcc.c (process_command): Likewise.
15360 * genattrtab.c (oballoc): Use XOBNEW.
15361 (oballocvec): Define.
15362 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15363 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15364 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15365 -Wc++-compat and/or -Wcast-qual warnings.
15366 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15367 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15368 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15369 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15370 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15371 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15372 add_excls, process_presence_absence_names,
15373 process_presence_absence_patterns, add_presence_absence,
15374 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15375 get_free_state, add_arc, get_free_automata_list_el,
15376 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15377 transform_3, cache_presence, create_ainsns, create_automata,
15378 create_state_ainsn_table, dfa_insn_code_enlarge,
15379 output_trans_func, output_min_issue_delay_func,
15380 output_dead_lock_func, output_reset_func,
15381 output_get_cpu_unit_code_func, output_dfa_start_func,
15382 expand_automata): Likewise.
15383 * genextract.c (gen_insn): Likewise.
15384 * gengtype-lex.l: Likewise.
15385 * gengtype.c (read_input_list, adjust_field_type,
15386 process_gc_options): Likewise.
15387 * genoutput.c (note_constraint): Likewise.
15388 * genpreds.c (mangle, add_constraint): Likewise.
15389 * genrecog.c (process_define_predicate, new_decision,
15390 add_to_sequence): Likewise.
15391 * gensupport.c (record_insn_name): Likewise.
15393 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15395 * config/i386/driver-i386.c (detect_caches_amd,
15396 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15397 and/or -Wcast-qual warnings.
15398 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15399 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15400 gt_pch_save): Likewise.
15401 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15402 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15403 * global.c (compute_regsets): Likewise.
15404 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15405 finish_graph_dump_file): Likewise.
15406 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15407 unlink_bb_notes): Likewise.
15408 * integrate.c (get_hard_reg_initial_val): Likewise.
15409 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15410 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15411 * local-alloc.c (update_equiv_regs): Likewise.
15412 * loop-invariant.c (check_invariant_table_size,
15413 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15415 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15416 altered_reg_used, mark_altered): Likewise.
15417 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15418 insert_var_expansion_initialization,
15419 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15420 release_var_copies): Likewise.
15421 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15422 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15423 analyze_accesses_for_phi_node, check_var_notmodified_p,
15424 check_allocation_function, find_sites_in_func,
15425 record_all_accesses_in_func, transform_access_sites,
15426 transform_allocation_sites): Likewise.
15427 * omp-low.c (new_omp_region, create_omp_child_function_name,
15428 check_omp_nesting_restrictions, check_combined_parallel,
15429 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15430 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15431 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15432 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15434 * opts-common.c (prune_options): Likewise.
15435 * opts.c (add_input_filename, print_filtered_help,
15436 get_option_state): Likewise.
15437 * params.c (add_params): Likewise.
15438 * passes.c (set_pass_for_id, next_pass_1,
15439 do_per_function_toporder, pass_fini_dump_file): Likewise.
15440 * postreload.c (reload_cse_simplify_operands): Likewise.
15441 * predict.c (tree_predicted_by_p, tree_predict_edge,
15442 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15444 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15446 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15448 * recog.c (check_asm_operands, validate_change_1): Likewise.
15449 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15450 subst_asm_stack_regs): Likewise.
15451 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15452 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15453 * regmove.c (reg_is_remote_constant_p): Likewise.
15454 * regrename.c (regrename_optimize, scan_rtx_reg,
15455 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15457 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15458 regstat_compute_calls_crossed): Likewise.
15459 * reload1.c (init_reload, new_insn_chain,
15460 has_nonexceptional_receiver, reload, copy_reloads,
15461 calculate_needs_all_insns, init_elim_table): Likewise.
15462 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15463 * rtl.c (shallow_copy_rtx_stat): Likewise.
15464 * rtlanal.c (parms_set): Likewise.
15465 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15466 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15467 * sched-ebb.c (earliest_block_with_similiar_load,
15468 add_deps_for_risky_insns): Likewise.
15469 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15470 schedule_region): Likewise.
15471 * see.c (eq_descriptor_pre_extension,
15472 hash_descriptor_pre_extension, hash_del_pre_extension,
15473 eq_descriptor_properties, hash_descriptor_properties,
15474 hash_del_properties, see_seek_pre_extension_expr,
15475 see_initialize_data_structures, see_print_register_properties,
15476 see_print_pre_extension_expr, see_delete_merged_def_extension,
15477 see_delete_unmerged_def_extension, see_emit_use_extension,
15478 see_pre_delete_extension, see_map_extension, see_commit_changes,
15479 see_analyze_merged_def_local_prop,
15480 see_analyze_merged_def_local_prop,
15481 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15482 see_set_prop_merged_def, see_set_prop_unmerged_def,
15483 see_set_prop_unmerged_use, see_print_one_extension,
15484 see_merge_one_use_extension, see_merge_one_def_extension,
15485 see_store_reference_and_extension, see_update_uses_relevancy,
15486 see_update_defs_relevancy): Likewise.
15487 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15488 hash_statistics_free, curr_statistics_hash): Likewise.
15489 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15490 expand_asm_operands, expand_return, case_bit_test_cmp,
15491 expand_case): Likewise.
15492 * stor-layout.c (start_record_layout): Likewise.
15493 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15494 gt_pch_save_stringpool): Likewise.
15495 * tree-data-ref.c (hash_stmt_vertex_info,
15496 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15497 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15499 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15502 * config/i386/i386.md : Change constraints of HImode and QImode
15503 immediate operands from "i" to "n". Change SImode "ni" constraint to
15504 "i" and SImode "rmi" constraint to "g". Remove all constraints
15505 from const0_operand and const1_operand predicated operands.
15506 (i): Change QImode and HImode attribute from "i" to "n".
15507 (*subqi_2): Change HImode operands to QImode.
15510 2008-06-25 Olivier Hainque <hainque@adacore.com>
15512 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15515 2008-06-25 Richard Guenther <rguenther@suse.de>
15517 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15518 not overflow the result type.
15520 2008-06-25 Richard Guenther <rguenther@suse.de>
15522 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15523 (vn_lookup): Likewise.
15525 2008-06-25 Richard Guenther <rguenther@suse.de>
15527 PR tree-optimization/35518
15528 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15529 * tree-sra.c (instantiate_element): Use fold_build3 to build
15531 (try_instantiate_multiple_fields): Likewise.
15533 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15535 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15538 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15540 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15541 use_backchain_to_restore_sp to true
15542 if the offset of the link register save area would go over the 32k - 1
15543 offset limit of the load
15546 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15548 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15549 anchor for the type-punning blurb. Cross-reference "Structures
15550 unions enumerations and bit-fields implementation". Provide a
15551 cast-through-pointer example. Make final sentence self-contained.
15552 * doc/implement-c.texi (Structures unions enumerations and
15553 bit-fields implementation): Cross-reference the type-punning blurb
15554 in the -fstrict-aliasing documentation.
15556 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15558 PR middle-end/36594
15559 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15560 the memory instead of the memory itself for the save area.
15562 2008-06-24 Olivier Hainque <hainque@adacore.com>
15563 Nicolas Roche <roche@adacore.com>
15565 * gengtype.c (srcdir_len): size_t instead of int.
15566 (get_file_realbasename): New function. For F a filename, the real
15567 basename of F, with all the path components stripped.
15568 (get_file_srcdir_relative_path): New function. For F a filename, the
15569 relative path to F from $(srcdir).
15570 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15571 get_file_realbasename. Adjust the head comment.
15572 (get_prefix_langdir_index): New function. For F a filename, return the
15573 lang_dir_names[] relative index of the language directory that is
15575 (get_file_langdir): For F a filename, return the name of the language
15576 directory where F is located.
15577 (get_file_gtfilename): New function. The gt- output file name for an
15579 (get_output_file_with_visibility): Replace in-line computations with
15580 uses of get_file_gtfilename and get_prefix_langdir_index.
15581 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15583 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15585 PR tree-optimization/36504
15586 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15587 references without base address.
15589 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15591 PR middle-end/36584
15592 * calls.c (expand_call): Increase alignment for recursive functions.
15594 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15596 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15597 (TARGET_FUNCTION_VALUE): New define.
15598 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15599 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15601 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15603 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15604 (fmod<mode>3): Ditto.
15605 (remainderxf3): Ditto.
15606 (remainder<mode>3): Ditto.
15608 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15611 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15612 REG is a hard register.
15614 PR tree-optimization/36508
15615 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15616 499, don't check it at all in release compilers.
15618 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15620 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15621 together with SSE_TARGET_MATH to disable insn pattern.
15622 (*fop_<MODEF:mode>_2_i387): Ditto.
15623 (*fop_<MODEF:mode>_3_i387): Ditto.
15625 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15627 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15629 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15631 PR middle-end/34906
15632 * gimplify.c (gimplify_asm_expr): Check the return code of
15633 parse_output_constraint call, set function return and is_inout
15634 value if it failed.
15636 2008-06-22 Ian Lance Taylor <iant@google.com>
15638 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15639 (narrowest_signed_type): Likewise.
15640 * c-typeck.c (c_common_type): Change local variable mclass to enum
15642 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15643 tcc_comparison, not the tree code itself.
15644 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15645 (c_expand_expr): Cast modifier to enum expand_modifier.
15646 * c-common.h (C_RID_CODE): Add casts.
15647 (C_SET_RID_CODE): Define.
15648 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15649 (c_lex_one_token): Add cast to avoid warning.
15650 (c_parser_objc_type_name): Rename local typename to type_name.
15651 (check_no_duplicate_clause): Change code parameter to enum
15653 (c_parser_omp_var_list_parens): Change kind parameter to enum
15655 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15656 c_parser_omp_list_var_parens.
15657 (c_parser_omp_threadprivate): Likewise.
15658 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15659 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15660 * c-format.c (NO_FMT): Define.
15661 (printf_length_specs): Use NO_FMT.
15662 (asm_fprintf_length_specs): Likewise.
15663 (gcc_diag_length_specs): Likewise.
15664 (scanf_length_specs): Likewise.
15665 (strfmon_length_specs): Likewise.
15666 (gcc_gfc_length_specs): Likewise.
15667 (printf_flag_specs): Change 0 to STD_C89.
15668 (asm_fprintf_flag_specs): Likewise.
15669 (gcc_diag_flag_specs): Likewise.
15670 (gcc_cxxdiag_flag_specs): Likewise.
15671 (scanf_flag_specs): Likewise.
15672 (strftime_flag_specs): Likewise.
15673 (strfmon_flag_specs): Likewise.
15674 (print_char_table): Likewise.
15675 (asm_fprintf_char_table): Likewise.
15676 (gcc_diag_char_table): Likewise.
15677 (gcc_tdiag_char_table): Likewise.
15678 (gcc_cdiag_char_table): Likewise.
15679 (gcc_cxxdiag_char_table): Likewise.
15680 (gcc_gfc_char_table): Likewise.
15681 (scan_char_table): Likewise.
15682 (time_char_table): Likewis.
15683 (monetary_char_table): Likewise.
15684 * c-format.h (BADLEN): Likewise.
15686 2008-06-21 Ian Lance Taylor <iant@google.com>
15688 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15689 Define END_OF_BASE_TREE_CODES around inclusion.
15690 * tree.c (tree_code_type): New global array.
15691 (tree_code_length, tree_code_name): Likewise.
15692 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15693 $(lang_tree_files).
15694 (all-tree.def, s-alltree): New targets.
15695 (gencheck.h, s-gencheck): Remove.
15696 (tree.o): Depend upon all-tree.def.
15697 (build/gencheck.o): Remove gencheck.h dependency.
15698 (mostlyclean): Don't remove gencheck.h.
15699 * c-common.h (enum c_tree_code): Remove.
15700 * c-lang.c (tree_code_type): Remove.
15701 (tree_code_length, tree_code_name): Remove.
15702 * gencheck.c (tree_codes): Include all-tree.def, rather than
15703 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15705 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15707 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15708 (operator_name_info): Size to MAX_TREE_CODES.
15709 (assignment_operator_name_info): Likewise.
15710 * cp/cp-lang.c (tree_code_type): Remove.
15711 (tree_code_length, tree_code_name): Remove.
15712 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15713 (assignment_operator_name_info): Likewise.
15714 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15716 * cp/mangle.c (write_expression): Likewise.
15717 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15718 * fortran/f95-lang.c (tree_code_type): Remove.
15719 (tree_code_length, tree_code_name): Remove.
15720 * java/java-tree.h (enum java_tree_code): Remove.
15721 * java/lang.c (tree_code_type): Remove.
15722 (tree_code_length, tree_code_name): Remove.
15723 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15724 * objc/objc-act.h (enum objc_tree_code): Remove.
15725 * objc/objc-lang.c (tree_code_type): Remove.
15726 (tree_code_length, tree_code_name): Remove.
15727 * objcp/objcp-lang.c (tree_code_type): Remove.
15728 (tree_code_length, tree_code_name): Remove.
15729 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15730 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15731 * ada/misc.c (tree_code_type): Remove.
15732 (tree_code_length, tree_code_name): Remove.
15734 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15736 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15737 the grand_bitmap_obstack.
15739 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15741 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15742 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15743 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15744 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15745 move_stmt_r, new_label_mapper): Likewise.
15746 * tree-complex.c (cvc_lookup): Likewise.
15747 * tree-dfa.c (create_function_ann): Likewise.
15748 * tree-dump.c (dump_register): Likewise.
15749 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15750 find_phi_replacement_condition): Likewise.
15751 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15752 tree_function_versioning): Likewise.
15753 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15754 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15755 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15756 get_nonlocal_debug_decl, convert_nonlocal_reference,
15757 convert_nonlocal_omp_clauses, get_local_debug_decl,
15758 convert_local_reference, convert_local_omp_clauses,
15759 convert_nl_goto_reference, convert_nl_goto_receiver,
15760 convert_tramp_reference, convert_call_expr): Likewise.
15761 * tree-outof-ssa.c (contains_tree_r): Likewise.
15762 * tree-parloops.c (reduction_phi, initialize_reductions,
15763 eliminate_local_variables_1, add_field_for_reduction,
15764 add_field_for_name, create_phi_for_local_result,
15765 create_call_for_reduction_1, create_loads_for_reductions,
15766 create_stores_for_reduction, create_loads_and_stores_for_name):
15768 * tree-phinodes.c (allocate_phi_node): Likewise.
15769 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15770 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15771 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15772 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15773 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15774 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15775 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15776 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15777 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15778 vn_nary_op_insert): Likewise.
15779 * tree-ssa.c (redirect_edge_var_map_add,
15780 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15781 * tree-vectorizer.c (vectorize_loops): Likewise.
15782 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15783 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15784 tree_cons_stat, build1_stat, build_variant_type_copy,
15785 decl_init_priority_lookup, decl_fini_priority_lookup,
15786 decl_priority_info, decl_restrict_base_lookup,
15787 decl_restrict_base_insert, decl_debug_expr_lookup,
15788 decl_debug_expr_insert, decl_value_expr_lookup,
15789 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15790 type_hash_add, get_file_function_name, tree_check_failed,
15791 tree_not_check_failed, tree_range_check_failed,
15792 omp_clause_range_check_failed, build_omp_clause,
15793 build_vl_exp_stat): Likewise.
15794 * value-prof.c (gimple_histogram_value,
15795 gimple_duplicate_stmt_histograms): Likewise.
15796 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15797 unshare_variable, variable_union_info_cmp_pos, variable_union,
15798 dataflow_set_different_1, dataflow_set_different_2,
15799 vt_find_locations, variable_was_changed, set_variable_part,
15800 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15801 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15802 section_entry_hash, object_block_entry_eq,
15803 object_block_entry_hash, create_block_symbol,
15804 initialize_cold_section_name, default_function_rodata_section,
15805 strip_reg_name, set_user_assembler_name, const_desc_eq,
15806 build_constant_desc, output_constant_def, lookup_constant_def,
15807 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15808 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15809 default_internal_label): Likewise.
15810 * varray.c (varray_init, varray_grow): Likewise.
15811 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15813 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15815 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15816 operators for "test" insn. Macroize insn using SWI mode macro.
15817 (*jcc_fused_2): Ditto.
15818 (*jcc_fused_3): Macroize insn using SWI mode macro.
15819 (*jcc_fused_4): Ditto.
15821 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15823 * tree-ssa-pre.c: Fix typo in comment.
15824 (init_antic, fini_antic): Add explicit funtions for
15825 initializing and deinitializing ANTIC and AVAIL sets.
15826 (create_expression_by_pieces): Fix typo in comment.
15827 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15828 (execute_pre): Eventually dump details about ANTIC_IN.
15830 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15832 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15833 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15834 add_to_obstack, file_at_path, find_a_file, execute,
15835 add_preprocessor_option, add_assembler_option, add_linker_option,
15836 process_command, insert_wrapper, do_option_spec, do_self_spec,
15837 spec_path, do_spec_1, is_directory, main, used_arg,
15838 getenv_spec_function): Likewise.
15839 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15840 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15843 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15845 * doc/rtl.texi: Updated subreg section.
15847 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15850 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15851 node->needed and node->reachable.
15852 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15853 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15854 (expand_task_call): Don't call expand_task_copyfn.
15855 (expand_task_copyfn): Renamed to...
15856 (finalize_task_copyfn): ... this.
15858 2008-06-19 Jan Hubicka <jh@suse.cz>
15860 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15861 clobbering framepointer.
15863 2008-06-19 Jan Hubicka <jh@suse.cz>
15865 * tree-optimize.c (execute_early_local_optimizations): Set
15866 cgraph_state only at first invocation.
15868 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15870 * system.h (-Wc++-compat): Activate as a warning, no an error.
15872 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15874 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15875 instead of "#" in insn asm template.
15876 (*jcc_fused_2): Ditto.
15878 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15880 * config/i386/i386.h (ix86_tune_indices)
15881 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15882 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15883 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15884 (*jcc_fused_2): Ditto.
15885 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15886 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15887 (print operand): Handle 'E' and 'e' code.
15889 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15891 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15892 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15893 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15895 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15897 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15899 (cgraph_expand_function): Use local copy of decl.
15900 (cgraph_expand_all_functions): Remove redundant initialization of
15902 (cgraph_optimize): Reword internal_error message.
15904 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15906 * arm-protos.h (arm_return_in_memory): Remove public
15907 arm_return_in_memory() prototype.
15908 * arm.c (arm_return_in_memory): Add static prototype, add target
15909 hook macro, change definition and comments.
15910 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15912 2008-06-19 Ben Elliston <bje@au.ibm.com>
15914 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15915 real.c: Remove references to IEEE 754R.
15916 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15917 * doc/libgcc.texi (Decimal float library routines): Likewise.
15919 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15921 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15922 (default_unwind_word_mode): Add prototype.
15923 * targhooks.c (default_unwind_word_mode): New function.
15924 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15925 instead of word_mode.
15926 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15927 (TARGET_INITIALIZER): Use it.
15929 * c-common.c (handle_mode_attribute): Support "unwind_word"
15931 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15933 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15934 word_mode to access SjLj_Function_Context member "data".
15935 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15936 conversion from targetm.eh_return_filter_mode () to
15937 targetm.unwind_word_mode () if they differ.
15939 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15940 (BT_FN_UNWINDWORD_PTR): New function type.
15941 (BT_FN_WORD_PTR): Remove.
15942 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15943 * except.c (expand_builtin_extend_pointer): Convert pointer to
15944 targetm.unwind_word_mode () instead of word_mode.
15946 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15947 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15948 (spu_unwind_word_mode): New function.
15949 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15950 (TARGET_UNWIND_WORD_MODE): Define.
15951 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15953 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15955 * config/spu/spu.c (reg_align): Remove.
15956 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15957 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15958 (spu_split_store): Likewise.
15960 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15962 * gcc/tree-vn.c: Fix typo in comment.
15964 2008-06-18 Jan Hubicka <jh@suse.cz>
15966 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15967 toplevel reorder too.
15969 2008-06-18 Jan Hubicka <jh@suse.cz>
15971 * c-opts.c (c_common_post_options): PCH is not compatible with
15973 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15974 -fno-toplevel-reorder by default now.
15976 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15978 PR documentation/30739
15979 * doc/install.texi (Prerequisites): Document dependency on awk.
15981 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15982 Ian Lance Taylor <iant@google.com>
15984 PR rtl-optimization/35604
15985 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15986 only want to change jump destinations, not eventual label comparisons.
15988 2008-06-16 Jan Hubicka <jh@suse.cz>
15990 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15992 (cgraph_analyze_function): Likewise.
15994 2008-06-16 Jan Hubicka <jh@suse.cz>
15996 * cgraph.h (cgraph_mark_if_needed): New function.
15997 * cgraphunit.c (cgraph_mark_if_needed): New function.
15998 * c-decl.c (duplicate_decl): Use it.
16000 2008-06-16 Jan Hubicka <jh@suse.cz>
16002 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16005 2008-06-16 Jan Hubicka <jh@suse.cz>
16007 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16009 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16010 Kazu Hirata <kazu@codesourcery.com>
16011 Maxim Kuvyrkov <maxim@codesourcery.com
16013 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16014 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16015 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16016 EXTRA_SPEC_FUNCTIONS.
16017 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16018 (DRIVER_SELF_SPECS): Adjust.
16019 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16020 * config/mips/st.h, config/mips/t-st: New.
16021 * config/mips/driver-native.c, config/mips/x-native: New.
16022 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16025 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16027 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16029 (ISA_HAS_FP_CONDMOVE): New macro.
16030 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16031 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16032 (ISA_HAS_NMADD3_NMSUB3): New macro.
16033 * config/mips/mips.c (mips_rtx_costs): Update.
16034 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16035 compiling for ST Loongson 2E/2F.
16036 (madd<mode>): Rename to madd4<mode>. Update.
16037 (madd3<mode>): New pattern.
16038 (msub<mode>): Rename to msub4<mode>. Update.
16039 (msub3<mode>): New pattern.
16040 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16041 (nmadd3<mode>): New pattern.
16042 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16043 (nmadd3<mode>_fastmath): New pattern.
16044 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16045 (nmsub3<mode>): New pattern.
16046 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16047 (nmsub3<mode>_fastmath): New pattern.
16048 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16050 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16052 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16053 (DF_REF_INSN_INFO): New.
16054 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16055 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16056 with a NULL DF_REF_INSN_INFO.
16057 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16059 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16060 DF_INSN_INFO_EQ_USES): New.
16061 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16062 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16063 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16064 * df-core.c: Update comment for above changes.
16065 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16066 DF_INSN_UID_* macros.
16067 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16068 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16069 insn rtx. Update all callers.
16070 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16071 df_ref_create_structure, df_insn_refs_collect): Likewise.
16072 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16073 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16074 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16075 macros to access the insn refs.
16076 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16077 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16078 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16079 for accessing the refs.
16080 (try_fwprop_subst): Likewise.
16081 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16082 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16083 for accessing the refs.
16084 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16085 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16086 to look at the insn refs.
16087 (record_uses): Likewise.
16088 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16090 (mark_artificial_uses): Don't mark_insn for artificial refs.
16091 (mark_reg_rependencies): Likewise.
16093 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16095 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16097 * configure: Regenerate.
16099 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16101 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16102 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16103 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16105 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16107 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16108 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16109 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16111 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16113 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16114 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16115 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16117 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16119 * tree-ssa-sccvn.c: Fix format of comments.
16121 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16123 * cgraph.c: Remove unneeded forward declarations of eq_node()
16126 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16128 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16130 (see_update_relevancy): Likewise.
16131 * fwprop.c (try_fwprop_subst): Likewise.
16132 * rtlanal.c (noop_move_p): Likewise.
16133 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16134 notes to non-existing libcall blocks.
16135 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16137 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16138 (dead_libcall_p): Remove.
16139 (delete_trivially_dead_insns): Don't use it.
16140 * web.c (union_defs): Remove comment about keeping nops.
16141 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16142 (compute_hash_table_work): Don't track libcall notes.
16143 (do_local_cprop): Don't take libcall pointers. Don't update
16145 (adjust_libcall_notes): Deleted.
16146 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16147 ever have existed in the first place).
16148 (replace_store_insn): Don't try to remove libcall notes.
16149 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16150 (resolve_reg_notes): Don't call them.
16151 (resolve_simple_move): Likewise.
16152 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16153 Don't remove REG_RETVAL notes.
16154 * emit-rtl.c (try_split): Don't update libcall notes.
16155 (emit_copy_of_insn_after): Dito.
16156 * cselib.c (cselib_current_insn_in_libcall): Remove.
16157 (cselib_process_insn): Don't set/clear it.
16158 (new_elt_loc_list): Don't record it.
16159 (cselib_init): Don't initialize it.
16160 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16161 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16163 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16164 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16165 (init_deps): Don't initialize it.
16166 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16167 * combine.c (delete_noop_moves): Don't update libcall notes.
16168 (can_combine_p): Remove now pointless #if 0 block.
16169 (try_combine): Remove another obsolete #if 0 block.
16170 (distribute_notes): Don't distribute libcall notes.
16171 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16172 * dce.c (libcall_dead_p): Remove.
16173 (delete_unmarked_insns): Don't handle libcall blocks.
16174 (preserve_libcall_for_dce): Remove.
16175 (prescan_insns_for_dce): Don't special-case libcall block insns.
16176 * reload1 (reload): Don't handle libcall notes.
16177 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16180 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16182 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16183 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16184 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16186 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16188 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16190 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16192 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16194 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16196 2008-06-16 Ira Rosen <irar@il.ibm.com>
16198 PR tree-optimization/36493
16199 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16200 the arguments list. Use VECTYPE to create vector pointer.
16201 (vectorizable_store): Fail if accesses through a pointer to vectype
16202 do not alias the original memory reference operands.
16203 Call vect_create_data_ref_ptr without the removed argument.
16204 (vectorizable_load): Likewise.
16205 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16208 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16211 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16212 reg_equiv_constant.
16214 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16216 * config/mips/loongson2ef.md: New file.
16217 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16218 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16219 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16220 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16221 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16223 (loongson2ef.md): New include.
16224 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16225 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16226 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16227 (loongson_gt_<mode>, loongson_extract_halfword)
16228 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16229 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16230 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16231 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16232 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16233 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16234 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16235 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16236 (vec_interleave_low<mode>): Define type attribute.
16237 * config/mips/mips.c (mips_ls2): New static variable.
16238 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16239 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16240 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16241 Implement target scheduling hooks.
16242 (mips_multipass_dfa_lookahead): Update to handle tuning for
16244 (mips_sched_init): Initialize data for Loongson scheduling.
16245 (mips_ls2_variable_issue): New static function.
16246 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16248 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16249 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16250 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16251 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16252 Handle ST Loongson 2E/2F cores.
16253 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16255 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16257 * omp-low.c (extract_omp_for_data): Fix comment typo.
16260 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16262 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16263 FIXME note about gcc/config.guess.
16264 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16265 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16266 * doc/cppopts.texi: Likewise.
16267 * doc/extend.texi: Likewise.
16268 * doc/gcc.texi: Likewise.
16269 * doc/gccint.texi: Likewise.
16270 * doc/gcov.texi: Likewise.
16271 * doc/gty.texi: Likewise.
16272 * doc/hostconfig.texi: Likewise.
16273 * doc/install.texi: Likewise.
16274 * doc/invoke.texi: Likewise.
16275 * doc/loop.texi: Likewise.
16276 * doc/makefile.texi: Likewise.
16277 * doc/md.texi: Likewise.
16278 * doc/passes.texi: Likewise.
16279 * doc/tm.texi: Likewise.
16280 * doc/tree-ssa.texi: Likewise.
16281 * doc/trouble.texi: Likewise.
16283 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16284 Nathan Sidwell <nathan@codesourcery.com>
16285 Maxim Kuvyrkov <maxim@codesourcery.com>
16286 Richard Sandiford <rdsandiford@googlemail.com>
16288 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16289 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16290 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16292 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16293 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16294 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16296 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16297 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16298 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16299 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16300 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16301 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16302 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16303 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16304 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16305 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16306 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16307 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16308 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16309 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16310 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16311 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16312 (mips_builtins): Add Loongson builtins.
16313 (mips_loongson_2ef_bdesc): New.
16314 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16315 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16316 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16317 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16319 (mips_expand_vector_init): New.
16320 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16321 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16323 * config/mips/mips.md: Add unspec numbers for Loongson
16324 builtins. Include loongson.md.
16325 (MOVE64): Include Loongson vector modes.
16326 (SPLITF): Include Loongson vector modes.
16327 (HALFMODE): Handle Loongson vector modes.
16328 * config/mips/loongson.md: New.
16329 * config/mips/loongson.h: New.
16330 * config.gcc: Add loongson.h header for mips*-*-* targets.
16331 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16333 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16335 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16336 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16337 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16338 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16339 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16340 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16341 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16342 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16343 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16344 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16345 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16346 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16347 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16348 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16349 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16350 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16351 Remove use_fixproto=yes.
16352 (ia64*-*-hpux*): Remove comment about using fixproto.
16353 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16355 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16357 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16359 * configure: Regenerate.
16361 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16363 PR middle-end/36520
16364 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16365 before evaluating it.
16367 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16370 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16371 nested inline functions.
16372 (start_decl, start_function): Don't invert DECL_EXTERNAL
16373 for nested inline functions.
16375 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16377 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16378 splits that must be made for correctness.
16380 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16382 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16383 (AVAIL_NON_MIPS16): Likewise.
16384 (mips_builtin_description): Replace target_flags with a predicate.
16385 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16386 (dspr2_32): New availability predicates.
16387 (MIPS_BUILTIN): New macro.
16388 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16389 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16390 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16391 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16392 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16393 (mips_dsp_32only_bdesc): Merge into...
16394 (mips_builtins): ...this new array.
16395 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16396 (mips_init_builtins): Update after above changes.
16397 (mips_expand_builtin_1): Merge into...
16398 (mips_expand_builtin): ...here and update after above changes.
16400 2008-06-12 Paul Brook <paul@codesourcery.com>
16402 * longlong.h (__arm__): Define count_leading_zeros.
16403 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16404 (clzsi2, clzdi2): New functions.
16405 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16406 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16407 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16408 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16409 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16410 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16411 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16412 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16413 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16414 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16416 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16418 * config/m68k/m68k.c (m68k_tune_flags): New.
16419 (override_options): Compute m68k_tune_flags.
16420 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16421 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16423 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16425 PR middle-end/36506
16426 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16428 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16430 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16431 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16433 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16435 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16436 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16438 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16440 PR middle-end/36506
16441 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16444 2008-06-12 Richard Guenther <rguenther@suse.de>
16446 PR tree-optimization/36345
16447 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16448 add memory_tag_needed flag.
16449 (may_alias_p): Declare.
16450 * tree-ssa-alias.c (may_alias_p): Export.
16451 (set_initial_properties): Use memory_tag_needed flag.
16452 (update_reference_counts): Likewise.
16453 (reset_alias_info): Reset memory_tag_needed flag.
16454 (create_name_tags): Check memory_tag_needed flag.
16455 (dump_points_to_info_for): Dump it.
16456 * tree-ssa-structalias.c (struct variable_info): Remove
16457 directly_dereferenced flag.
16458 (new_var_info): Do not initialize it.
16459 (process_constraint_1): Do not set it.
16460 (update_alias_info): Set is_dereferenced flag.
16461 (set_uids_in_ptset): Use may_alias_p.
16462 (set_used_smts): Check memory_tag_needed flag.
16463 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16464 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16465 memory_tag_needed flag.
16466 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16467 from broken design.
16469 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16471 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16472 red zone for w64 abi.
16473 (ix86_expand_prologue): Likewise.
16474 (ix86_force_to_memory): Likewise.
16475 (ix86_free_from_memory): Likewise.
16477 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16480 * config/rs6000/rs6000.c (rs6000_override_options): Set
16481 rs6000_isel conditionally to the absence of comand line override.
16482 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16483 Remove duplicate rs6000_isel setting.
16484 * config/rs6000/eabispe.h: Ditto.
16486 2008-06-11 Richard Guenther <rguenther@suse.de>
16488 * alias.c (get_alias_set): Use the element alias-set for arrays.
16489 (record_component_aliases): For arrays and vectors do nothing.
16490 * c-common.c (strict_aliasing_warning): Handle the cases
16491 of alias set zero explicitly.
16492 * Makefile.in (dfp.o-warn): Add -Wno-error.
16494 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16496 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16498 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16499 tune_32 tune_64 to supported_defaults. Allow values not
16500 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16501 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16502 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16503 with_cpu_64 to generic for 64-bit-supporting configurations, not
16504 with_cpu. Remove FIXMEs.
16505 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16506 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16507 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16508 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16509 arch_32 and arch_64.
16511 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16512 Olivier Hainque <hainque@adacore.com>
16514 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16515 Use DECL_SIZE_UNIT to retrieve the size of the field.
16517 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16519 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16520 with function calls after declarations. Lay out
16521 neon_float_type_node before further use.
16523 2008-06-11 Richard Guenther <rguenther@suse.de>
16525 * tree-flow.h (may_point_to_global_var): Declare.
16526 * tree-ssa-alias.c (may_point_to_global_var): New function.
16527 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16529 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16531 * configure.ac: Teach that fido supports .debug_line.
16532 * configure: Regenerate.
16534 2008-06-10 Tom Tromey <tromey@redhat.com>
16536 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16539 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16541 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16542 (encode_decimal64, decode_decimal64, encode_decimal128,
16543 decode_decimal128): Reverse order of 32-bit parts of value if host
16544 and target endianness differ.
16546 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16548 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16549 Avoid division by 0.
16550 (tree_mod_pow2_value_transform): Likewise.
16551 (tree_ic_transform): Likewise.
16552 (tree_stringops_transform): Likewise.
16553 (tree_mod_subtract_transform): Likewise.
16554 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16555 (copy_edges_for_bb): Likewise.
16556 (initialize_cfun): Likewise.
16558 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16560 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16561 nonmemory_operand. Add "N" operand constraint.
16563 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16564 (*jcc_btsi_mask): Ditto.
16565 (*jcc_btsi_mask_1): Ditto.
16567 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16569 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16570 TYPE_CANONICAL for copied element type.
16572 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16575 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16576 Add m_CORE2 and m_GENERIC.
16577 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16578 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16580 (*jcc_btdi_rex64): New instruction and split pattern.
16581 (*jcc_btsi): Ditto.
16582 (*jcc_btsi_1): Ditto.
16583 (*btsq): Fix Intel asm dialect operand order.
16587 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16589 PR middle-end/36447
16590 * simplify-rtx.c (simplify_subreg): Add check for shift count
16593 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16595 * doc/md.texi: Synchronize with later constraints.md change.
16596 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16597 with a C implementation.
16598 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16600 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16601 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16602 when moving to and from MD_REGNUM.
16603 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16604 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16605 Handle byte and halfword moves.
16606 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16608 * config/mips/constraints.md (h): Turn into NO_REGS.
16609 (l, x): Update documentation.
16610 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16611 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16612 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16613 (HILO): New mode iterator.
16615 (any_div): New code iterator.
16616 (u): Extend code attribute to div and udiv.
16617 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16618 d_operand in the splitters. Remove redundant CONST_INT checks.
16619 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16620 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16621 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16622 accordingly, using normal moves instead of unspecs to move LO into
16623 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16624 (<u>mulsidi3): Handle expansion in C code.
16625 (<u>mulsidi3_32bit_internal): Rename to...
16626 (<u>mulsidi3_32bit): ...this.
16627 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16628 (*<u>mulsidi3_64bit): Rename to...
16629 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16630 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16631 to set LO and HI to the multiplication result. Use a normal move
16632 for MFLO and an unspec for MFHI.
16633 (*<u>mulsidi3_64bit_parts): Replace with...
16634 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16635 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16636 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16637 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16638 instead of HI. Split the instruction into a separate multiplication
16639 and MFHI if !TARGET_FIX_R4000.
16640 (<su>muldi3_highpart): Likewise.
16641 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16642 and the "=h" clobber.
16643 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16644 (<u>mulditi3): New expander.
16645 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16646 (madsi): Remove "=h" clobber.
16647 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16648 Force the modulus result to be a GPR and split the instruction into
16649 a division followed by an MFHI after reload.
16650 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16651 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16652 the MIPS16 HIGH define_split.
16653 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16654 of acc<->gpr moves to "multi".
16655 (*movdi_64bit): Replace the single "x" alternative with
16656 alternatives for moving into and out of "a".
16657 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16658 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16659 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16660 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16661 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16662 (movti): New expander.
16663 (*movti, *movti_mips16): New insns.
16664 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16665 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16666 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16667 * config/mips/predicates.md (fpr_operand): Delete.
16668 (d_operand): New predicate.
16670 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16672 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16673 failure on some Bourne shells.
16674 (x86_64-*-*): Ditto.
16676 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16678 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16680 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16682 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16683 (sparc-sun-solaris2*): Likewise.
16685 2008-06-09 Arnaud Charlet <charlet@adacore.com
16687 * doc/install.texi: Update requirements to build the Ada compiler.
16689 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16691 * df-scan.c (struct df_scan_problem_data): Remove the
16692 mw_link_pool alloc pool.
16693 (df_scan_free_internal): Don't free it.
16694 (df_scan_alloc): Don't allocate it.
16695 * df.h (struct df_link): Update comment.
16697 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16699 * except.h: Correct checks for when SJLJ exceptions must be used.
16701 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16703 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16706 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16708 PR tree-optimization/36218
16709 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16710 configure for the build system.
16711 (BUILD_LDFLAGS): Define.
16712 * configure: Regenerate.
16713 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16715 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16718 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16719 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16720 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16722 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16724 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16726 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16728 * config.gcc (Obsolete configurations): Remove list of
16730 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16731 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16732 targets matched by those patterns.
16733 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16734 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16735 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16736 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16737 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16738 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16739 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16740 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16741 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16742 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16743 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16744 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16745 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16746 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16747 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16748 Make code for Solaris 7 and greater unconditional for Solaris.
16749 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16750 Remove --with-* handling.
16751 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16752 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16753 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16754 LINK_OS_WINDISS_SPEC): Remove.
16755 * config/rs6000/sysv4.opt (mwindiss): Remove.
16756 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16757 * configure: Regenerate.
16758 * doc/cpp.texi: Don't mention BeOS.
16759 * doc/extend.texi (interrupt): Don't mention MS1.
16760 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16761 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16762 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16763 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16764 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16766 * doc/invoke.texi (MT Options): Remove.
16767 (-mwindiss): Remove.
16768 (CRIS Options): Remove cris-axis-aout references.
16769 (HPPA Options): Don't mention hppa1.1-*-pro.
16770 * doc/md.texi: (MorphoTech family): Remove.
16771 * libgcc2.c: Don't handle UWIN.
16772 * config/alpha/t-unicosmk: Remove.
16773 * config/alpha/unicosmk.h: Remove.
16774 * config/arm/kaos-arm.h: Remove.
16775 * config/arm/kaos-strongarm.h: Remove.
16776 * config/arm/strongarm-coff.h: Remove.
16777 * config/arm/strongarm-elf.h: Remove.
16778 * config/arm/strongarm-pe.h: Remove.
16779 * config/arm/t-strongarm-pe: Remove.
16780 * config/arm/t-xscale-coff: Remove.
16781 * config/arm/t-xscale-elf: Remove.
16782 * config/arm/xscale-coff.h: Remove.
16783 * config/arm/xscale-elf.h: Remove.
16784 * config/chorus.h: Remove.
16785 * config/cris/aout.h: Remove.
16786 * config/cris/aout.opt: Remove.
16787 * config/cris/t-aout: Remove.
16788 * config/i386/beos-elf.h: Remove.
16789 * config/i386/kaos-i386.h: Remove.
16790 * config/i386/ptx4-i.h: Remove.
16791 * config/i386/sco5.h: Remove.
16792 * config/i386/sco5.opt: Remove.
16793 * config/i386/sysv4-cpp.h: Remove.
16794 * config/i386/sysv5.h: Remove.
16795 * config/i386/t-beos: Remove.
16796 * config/i386/t-sco5: Remove.
16797 * config/i386/t-uwin: Remove.
16798 * config/i386/uwin.asm: Remove.
16799 * config/i386/uwin.h: Remove.
16800 * config/kaos.h: Remove.
16801 * config/mips/windiss.h: Remove.
16802 * config/mt: Remove directory.
16803 * config/pa/pa-osf.h: Remove.
16804 * config/pa/pa-pro-end.h: Remove.
16805 * config/pa/t-pro: Remove.
16806 * config/ptx4.h: Remove.
16807 * config/rs6000/beos.h: Remove.
16808 * config/rs6000/kaos-ppc.h: Remove.
16809 * config/rs6000/t-beos: Remove.
16810 * config/rs6000/windiss.h: Remove.
16811 * config/sh/kaos-sh.h: Remove.
16812 * config/sol2-6.h: Remove.
16813 * config/sparc/sol26-sld.h: Remove.
16814 * config/sparc/sysv4-only.h: Remove.
16815 * config/vax/bsd.h: Remove.
16816 * config/vax/t-memfuncs: Remove.
16817 * config/vax/ultrix.h: Remove.
16818 * config/vax/vaxv.h: Remove.
16819 * config/windiss.h: Remove.
16821 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16823 PR rtl-optimization/36438
16824 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16825 for vector shifts with constant scalar shift operands.
16827 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16829 * doc/invoke.texi: Document -march=xlr.
16830 * config/mips/xlr.md: New file.
16831 * config/mips/mips.md: Include it.
16833 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16834 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16835 (mips_rtx_cost_data): Likewise.
16837 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16839 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16840 PRE_INC and PRE_DEC cases.
16842 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16844 PR rtl-optimization/36419
16845 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16846 the emitting jump insn.
16849 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16850 is not bool, boolify the whole *expr_p and convert to the desired type.
16852 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16854 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16855 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16856 Add omp_private_outer_ref hook, add another argument to
16857 omp_clause_default_ctor hook.
16858 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16859 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16860 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16861 hook_tree_tree_tree_tree_null.
16862 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16863 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16864 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16865 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16866 * tree.def (OMP_TASK): New tree code.
16867 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16868 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16869 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16870 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16871 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16872 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16873 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16874 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16875 (OMP_DIRECTIVE_P): Add OMP_TASK.
16876 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16877 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16878 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16879 and OMP_CLAUSE_UNTIED entries.
16880 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16882 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16883 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16884 * tree-pretty-print.c (dump_omp_clause): Handle
16885 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16886 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16887 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16888 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16889 warning about unsigned iterators. Change decl/init/cond/incr
16890 arguments to TREE_VECs, check arguments for all collapsed loops.
16891 (c_finish_omp_taskwait): New function.
16892 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16894 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16895 default_function_array_conversion on init. Add par_clauses argument.
16896 If decl is present in parallel's lastprivate clause, change it to
16897 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16898 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16899 collapse count in clauses.
16900 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16901 c_parser_omp_for_loop callers.
16902 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16903 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16904 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16905 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16907 (c_parser_omp_clause_schedule): Handle schedule(auto).
16908 Include correct location in the error message.
16909 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16910 and PRAGMA_OMP_CLAUSE_UNTIED.
16911 (OMP_TASK_CLAUSE_MASK): Define.
16912 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16913 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16914 * tree-nested.c (convert_nonlocal_omp_clauses,
16915 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16916 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16917 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16918 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16920 (conver_nonlocal_reference, convert_local_reference,
16921 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16922 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16923 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16924 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16925 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16926 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16927 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16928 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16929 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16931 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16932 * c-common.h (c_finish_omp_taskwait): New prototype.
16933 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16934 * tree-parloops.c (create_parallel_loop): Create 1 entry
16935 vectors for OMP_FOR_{INIT,COND,INCR}.
16936 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16937 (make_edges): Handle OMP_TASK.
16938 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16939 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16940 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16941 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16942 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16943 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16944 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16945 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16946 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16947 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16948 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16949 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16950 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16951 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16952 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16953 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16954 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16955 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16956 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16957 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16958 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16959 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16960 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16961 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16962 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16963 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16964 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16965 original iterator is present in lastprivate clause or if
16966 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16967 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16968 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16969 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16970 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16971 if it is set, lookup var in outer contexts too. Handle
16972 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16973 to be implicitly determined firstprivate for task regions.
16974 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16975 if it is set, lookup var in outer contexts too. Set
16976 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16977 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16978 OMP_CLAUSE_UNTIED. Take region_type as last argument
16979 instead of in_parallel and in_combined_parallel.
16980 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16982 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16983 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16984 (new_omp_context): Set default_kind to
16985 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16986 (omp_region_type): New enum.
16987 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16988 fields, add region_type.
16989 (new_omp_context): Take region_type as argument instead of is_parallel
16990 and is_combined_parallel.
16991 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16992 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16993 ctx->is_combined_parallel checks.
16994 (gimplify_omp_task): New function.
16995 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16997 * omp-low.c (extract_omp_for_data): Use schedule(static)
16998 for schedule(auto). Handle pointer and unsigned iterators.
16999 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17000 Add loops argument. Extract data for collapsed OMP_FOR loops.
17001 (expand_parallel_call): Assert sched_kind isn't auto,
17002 map runtime schedule to index 3.
17003 (struct omp_for_data_loop): New type.
17004 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17005 Add loop, loops, collapse and iter_type fields.
17006 (workshare_safe_to_combine_p): Disallow combined for if
17007 iter_type is unsigned long long. Don't combine collapse > 1 loops
17008 unless all bounds and steps are constant. Adjust extract_omp_for_data
17010 (expand_omp_for_generic): Handle pointer, unsigned and long long
17011 iterators. Handle collapsed OMP_FOR loops. Adjust
17012 for struct omp_for_data changes. If libgomp function doesn't return
17013 boolean_type_node, add comparison of the return value with 0.
17014 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17015 pointer, unsigned and long long iterators. Adjust for struct
17016 omp_for_data changes.
17017 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17018 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17019 unsigned long long. Allocate loops array, pass it to
17020 extract_omp_for_data. For collapse > 1 loops use always
17021 expand_omp_for_generic.
17022 (omp_context): Add sfield_map and srecord_type fields.
17023 (is_task_ctx, lookup_sfield): New functions.
17024 (use_pointer_for_field): Use is_task_ctx helper. Change first
17025 argument's type from const_tree to tree. Clarify comment.
17026 In OMP_TASK disallow copy-in/out sharing.
17027 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17028 (install_var_field): Add mask argument. Populate both record_type
17029 and srecord_type if needed.
17030 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17032 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17033 and DECL_FIELD_OFFSET.
17034 (scan_sharing_clauses): Adjust install_var_field callers. For
17035 firstprivate clauses on explicit tasks allocate the var by value in
17036 record_type unconditionally, rather than by reference.
17037 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17038 Use is_taskreg_ctx instead of is_parallel_ctx.
17039 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17040 (create_omp_child_function_name): Add task_copy argument, use
17041 *_omp_cpyfn* names if it is true.
17042 (create_omp_child_function): Add task_copy argument, if true create
17043 *_omp_cpyfn* helper function.
17044 (scan_omp_parallel): Adjust create_omp_child_function callers.
17045 Rename parallel_nesting_level to taskreg_nesting_level.
17046 (scan_omp_task): New function.
17047 (lower_rec_input_clauses): Don't run constructors for firstprivate
17048 explicit task vars which are initialized by *_omp_cpyfn*.
17049 Pass outer var ref to omp_clause_default_ctor hook if
17050 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17051 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17052 OMP_CLAUSE_REDUCTION_INIT.
17053 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17054 avoid duplicate setting of fields. Handle
17055 OMP_CLAUSE_PRIVATE_OUTER_REF.
17056 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17057 copy-out if TREE_READONLY, only copy-in.
17058 (expand_task_copyfn): New function.
17059 (expand_task_call): New function.
17060 (struct omp_taskcopy_context): New type.
17061 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17063 (lower_omp_parallel): Rename to...
17064 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17065 Call create_task_copyfn if srecord_type is needed. Adjust
17067 (task_shared_vars): New variable.
17068 (check_omp_nesting_restrictions): Warn if work-sharing,
17069 barrier, master or ordered region is closely nested inside OMP_TASK.
17070 Add warnings for barrier if closely nested inside of work-sharing,
17071 ordered, or master region.
17072 (scan_omp_1): Call check_omp_nesting_restrictions even for
17073 GOMP_barrier calls. Rename parallel_nesting_level to
17074 taskreg_nesting_level. Handle OMP_TASK.
17075 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17076 work-sharing construct, continue looking for them on parent parallel
17078 (lower_omp_for_lastprivate): Add lastprivate clauses
17079 to the beginning of dlist rather than end. Adjust for struct
17080 omp_for_data changes.
17081 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17082 not after it. Handle collapsed OMP_FOR loops, adjust for
17083 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17084 (get_ws_args_for): Adjust extract_omp_for_data caller.
17085 (scan_omp_for): Handle collapsed OMP_FOR
17086 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17087 (lower_omp_single_simple): If libgomp function doesn't return
17088 boolean_type_node, add comparison of the return value with 0.
17089 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17090 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17091 (parallel_nesting_level): Rename to...
17092 (taskreg_nesting_level): ... this.
17093 (is_taskreg_ctx): New function.
17094 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17095 of is_parallel_ctx.
17096 (execute_lower_omp): Rename parallel_nesting_level to
17097 taskreg_nesting_level.
17098 (expand_omp_parallel): Rename to...
17099 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17100 Call omp_task_call for OMP_TASK regions.
17101 (expand_omp): Adjust caller, handle OMP_TASK.
17102 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17104 * bitmap.c (bitmap_default_obstack_depth): New variable.
17105 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17106 if argument is NULL and bitmap_default_obstack is already initialized.
17107 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17109 * matrix-reorg.c (matrix_reorg): Likewise.
17111 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17113 * config/i386/i386.md (*indirect_jump): Macroize using P
17114 mode iterator. Remove !TARGET_64BIT from insn constraints.
17115 (*tablejump_1): Ditto.
17116 (*indirect_jump_rex64): Remove insn pattern.
17117 (*tablejump_1_rex64): Ditto.
17118 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17119 and eh_return_si insn patterns.
17121 2008-06-06 Richard Guenther <rguenther@suse.de>
17123 * tree-ssa-structalias.c (merge_smts_into): Remove.
17124 (find_what_p_points_to): Do not bother to compute the
17125 points-to set for pt_anything pointers.
17126 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17127 for pt_anything pointers is ok.
17129 2008-06-06 Jan Hubicka <jh@suse.cz>
17131 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17133 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17135 * cgraph.c: Fix typos in comments.
17136 (cgraph_availability_names): Fix string typo.
17137 * fold-const.c: Fix typos in comments.
17138 (fold_binary): Fix typo in warning.
17139 * genautomata.c: Fix typos in comments.
17140 (check_presence_pattern_sets): Fix typo in local variable.
17141 (output_description): Fix typo in output.
17142 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17143 * hwint.h: Likewise.
17144 * matrix-reorg.c (check_allocation_function): Likewise.
17145 * omega.c (smooth_weird_equations): Likewise.
17146 * auto-inc-dec.c: Fix typos in comments.
17147 * bb-reorder.c: Likewise.
17148 * builtins.c: Likewise.
17149 * c-common.c: Likewise.
17150 * c-cppbuiltin.c: Likewise.
17151 * c-parser.c: Likewise.
17152 * c-pretty-print.c: Likewise.
17153 * cfgcleanup.c: Likewise.
17154 * cfgexpand.c: Likewise.
17155 * cfghooks.c: Likewise.
17156 * cfglayout.c: Likewise.
17157 * cfgloopmanip.c: Likewise.
17158 * cgraphunit.c: Likewise.
17159 * coverage.c: Likewise.
17160 * dbxout.c: Likewise.
17161 * df-byte-scan.c: Likewise.
17162 * df-core.c: Likewise.
17163 * df-problems.c: Likewise.
17164 * df-scan.c: Likewise.
17166 * dominance.c: Likewise.
17167 * domwalk.c: Likewise.
17169 * dwarf2out.c: Likewise.
17170 * emit-rtl.c: Likewise.
17171 * et-forest.c: Likewise.
17172 * function.c: Likewise.
17173 * function.h: Likewise.
17175 * gcov-io.c: Likewise.
17176 * gcov.c: Likewise.
17177 * gcse.c: Likewise.
17178 * genattrtab.c: Likewise.
17179 * ggc-page.c: Likewise.
17180 * gimplify.c: Likewise.
17181 * gthr-lynx.h: Likewise.
17182 * haifa-sched.c: Likewise.
17183 * ipa-cp.c: Likewise.
17184 * ipa-inline.c: Likewise.
17185 * ipa-prop.h: Likewise.
17186 * ipa-pure-const.c: Likewise.
17187 * ipa-struct-reorg.c: Likewise.
17188 * ipa-struct-reorg.h: Likewise.
17189 * ipa-type-escape.c: Likewise.
17191 * loop-doloop.c: Likewise.
17192 * mips-tfile.c: Likewise.
17193 * mkmap-flat.awk: Likewise.
17194 * mkmap-symver.awk: Likewise.
17195 * modulo-sched.c: Likewise.
17196 * omp-low.c: Likewise.
17197 * optabs.c: Likewise.
17198 * optabs.h: Likewise.
17199 * opts.c: Likewise.
17200 * passes.c: Likewise.
17201 * postreload-gcse.c: Likewise.
17202 * postreload.c: Likewise.
17203 * predict.c: Likewise.
17204 * pretty-print.h: Likewise.
17205 * profile.c: Likewise.
17206 * protoize.c: Likewise.
17207 * ra-conflict.c: Likewise.
17208 * real.c: Likewise.
17209 * recog.c: Likewise.
17210 * regclass.c: Likewise.
17211 * regs.h: Likewise.
17212 * reload.c: Likewise.
17213 * rtl-error.c: Likewise.
17214 * rtlanal.c: Likewise.
17215 * scan.h: Likewise.
17216 * sched-rgn.c: Likewise.
17218 * stmt.c: Likewise.
17219 * target.h: Likewise.
17220 * tree-dfa.c: Likewise.
17221 * tree-eh.c: Likewise.
17222 * tree-flow-inline.h: Likewise.
17223 * tree-inline.c: Likewise.
17224 * tree-into-ssa.c: Likewise.
17225 * tree-loop-distribution.c: Likewise.
17226 * tree-nested.c: Likewise.
17227 * tree-parloops.c: Likewise.
17228 * tree-pass.h: Likewise.
17229 * tree-pretty-print.c: Likewise.
17230 * tree-profile.c: Likewise.
17231 * tree-scalar-evolution.c: Likewise.
17232 * tree-sra.c: Likewise.
17233 * tree-ssa-alias-warnings.c: Likewise.
17234 * tree-ssa-ccp.c: Likewise.
17235 * tree-ssa-coalesce.c: Likewise.
17236 * tree-ssa-dom.c: Likewise.
17237 * tree-ssa-dse.c: Likewise.
17238 * tree-ssa-forwprop.c: Likewise.
17239 * tree-ssa-live.c: Likewise.
17240 * tree-ssa-live.h: Likewise.
17241 * tree-ssa-loop-im.c: Likewise.
17242 * tree-ssa-loop-ivopts.c: Likewise.
17243 * tree-ssa-loop-niter.c: Likewise.
17244 * tree-ssa-loop-prefetch.c: Likewise.
17245 * tree-ssa-phiopt.c: Likewise.
17246 * tree-ssa-phiprop.c: Likewise.
17247 * tree-ssa-sccvn.c: Likewise.
17248 * tree-ssa-ter.c: Likewise.
17249 * tree-ssa-threadupdate.c: Likewise.
17250 * tree-ssa.c: Likewise.
17251 * tree-vect-analyze.c: Likewise.
17252 * tree-vect-transform.c: Likewise.
17253 * tree-vectorizer.c: Likewise.
17254 * tree-vn.c: Likewise.
17255 * tree-vrp.c: Likewise.
17256 * tree.c: Likewise.
17257 * tree.def: Likewise.
17258 * tree.h: Likewise.
17259 * unwind-dw2-fde.c: Likewise.
17260 * unwind.inc: Likewise.
17261 * value-prof.c: Likewise.
17262 * vmsdbgout.c: Likewise.
17264 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17266 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17267 always place FP constants in the TOC for TARGET_POWERPC64.
17268 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17270 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17272 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17273 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17274 enable for TARGET_E500_DOUBLE.
17275 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17276 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17277 floating-point modes like integer modes for E500 double.
17278 (rs6000_legitimate_offset_address_p): Likewise.
17279 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17280 addressing for DDmode for E500 double.
17281 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17282 modes as using 64-bits of registers for E500 double.
17283 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17284 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17285 specially for E500 double.
17286 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17287 TDmode for E500 double.
17288 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17289 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17290 (rs6000_split_multireg_move): Do not handle TDmode specially for
17292 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17293 using 64-bit registers for E500 double.
17294 (emit_frame_save): Do not handle DDmode specially for E500 double.
17295 (gen_frame_mem_offset): Likewise.
17296 (rs6000_function_value): Do not call spe_build_register_parallel
17297 for DDmode or TDmode.
17298 (rs6000_libcall_value): Likewise.
17299 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17300 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17303 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17305 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17308 2008-06-04 Junjie Gu <jgu@tensilica.com>
17310 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17311 comparison for frame pointers.
17313 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17316 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17318 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17321 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17322 register is already smaller or equal to required mode.
17324 2008-06-04 Xinliang David Li <davidxl@google.com>
17326 * tree-call-cdce.c: New file.
17327 (cond_dead_built_in_calls): New static variable.
17328 (input_domain): New struct.
17329 (check_pow): New function.
17330 (check_builtin_call): Ditto.
17331 (check_target_format): Ditto.
17332 (is_call_dce_candidate): Ditto.
17333 (gen_one_condition): Ditto.
17334 (gen_conditions_for_domain): Ditto.
17335 (get_domain): Ditto.
17336 (gen_conditions_for_pow_cst_base): Ditto.
17337 (gen_conditions_for_pow_int_base): Ditto.
17338 (gen_conditions_for_pow): Ditto.
17339 (get_no_error_domain): Ditto.
17340 (gen_shrink_wrap_conditions): Ditto.
17341 (shrink_wrap_one_built_in_call): Ditto.
17342 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17343 (tree_call_cdce): Ditto.
17344 (gate_call_cdce): Ditto.
17345 (pass_call_cdce): New gimple pass.
17346 * passes.c: (init_optimization_passes): New pass.
17347 * tree-pass.h: New pass declaration.
17348 * opts.c (decode_options): New flag setting.
17349 * common.opt: Add -ftree-builtin-call-dce flag.
17350 * Makefile.in: Add new source file.
17351 * tempvar.def: New tv_id.
17352 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17354 2008-06-04 Richard Guenther <rguenther@suse.de>
17356 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17357 (is_call_clobbered): Always check var_ann->call_clobbered.
17358 (mark_call_clobbered): Always set var_ann->call_clobbered.
17359 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17360 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17361 (reset_alias_info): Clear call clobbering info on MTAGs and
17363 (set_pt_anything): Set pt_global_mem.
17364 (create_tag_raw): Adjust comment.
17365 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17367 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17368 Maxim Kuvyrkov <maxim@codesourcery.com>
17370 * config/m68k/m68k.opt (mxgot): New option.
17371 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17372 (m68k_output_addr_const_extra): New.
17373 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17374 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17375 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17376 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17378 2008-06-04 Richard Guenther <rguenther@suse.de>
17380 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17381 negative or non-representable offsets.
17383 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17385 * config/i386/i386.c (ix86_gen_leave): New.
17386 (ix86_gen_pop1): Likewise.
17387 (ix86_gen_add3): Likewise.
17388 (ix86_gen_sub3): Likewise.
17389 (ix86_gen_sub3_carry): Likewise.
17390 (ix86_gen_one_cmpl2): Likewise.
17391 (ix86_gen_monitor): Likewise.
17392 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17393 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17394 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17395 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17396 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17397 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17398 (ix86_expand_epilogue): Updated.
17399 (print_operand): Handle integer register operand for 'z'.
17400 (ix86_expand_strlensi_unroll_1): Likewise.
17401 (ix86_expand_strlen): Likewise.
17402 (ix86_expand_builtin): Likewise.
17403 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17404 mov{q}/mov{l} and add{q}/add{l}.
17406 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17408 * config/i386/i386.md (P): New mode iterator.
17409 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17410 using P mode iterator.
17411 (DFmode push_operand splitter): Ditto.
17412 (XFmode push_operand splitter): Ditto.
17413 (DFmode float_extend SFmode push_operand splitter): Ditto.
17414 (XFmode float_extend SFmode push_operand splitter): Do not generate
17415 SImode pushes for 64bit target. Macroize Dimode and SImode
17416 pushes using P mode iterator.
17417 (XFmode float_extend DFmode push_operand splitter): Ditto.
17419 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17421 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17422 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17423 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17424 return type to int.
17425 (ix86_call_abi_override): Remove check for call_used_regs.
17427 2008-06-03 Richard Guenther <rguenther@suse.de>
17429 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17430 for the lhs of calls if the return type contains pointers.
17432 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17434 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17435 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17436 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17437 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17438 of cfun and DEFAULT_ABI to deceide abi mode.
17439 (DEFAULT_ABI): New.
17440 (REG_PARM_STACK_SPACE): Removed.
17441 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17442 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17443 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17444 (ix86_function_abi): Likewise.
17445 (ix86_function_type_abi): Likewise.
17446 (ix86_call_abi_override): Likewise.
17447 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17448 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17449 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17450 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17452 (X86_64_REGPARM_MAX): New.
17453 (X86_64_SSE_REGPARM_MAX): New.
17454 (X64_REGPARM_MAX): New.
17455 (X64_SSE_REGPARM_MAX): New.
17456 (X86_32_REGPARM_MAX): New.
17457 (X86_32_SSE_REGPARM_MAX): New.
17458 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17459 (ix86_function_regparm): Handle user calling abi.
17460 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17461 by DEFAULT_ABI versus SYSV_ABI check.
17462 (ix86_reg_parm_stack_space): New.
17463 (ix86_function_type_abi): New.
17464 (ix86_call_abi_override): New.
17465 (ix86_function_abi): New.
17466 (ix86_cfun_abi): New.
17467 (init_cumulative_args): Call abi specific initialization.
17468 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17469 (function_arg_64): Extend SSE_REGPARM_MAX check.
17470 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17471 (ix86_pass_by_reference): Likewise.
17472 (ix86_function_value_regno_p): Likewise.
17473 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17474 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17475 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17476 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17477 (setup_incoming_varargs_64): Adjust regparm for call abi.
17478 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17479 (ix86_va_start): Likewise.
17480 (ix86_gimplify_va_arg): Likewise.
17481 (ix86_expand_prologue): Likewise.
17482 (output_pic_addr_const): Likewise.
17483 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17484 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17485 (x86_output_mi_thunk): Likewise.
17486 (x86_function_profiler): Likewise.
17487 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17488 (SYSV_ABI, MS_ABI): New constants.
17489 (DEFAULT_ABI): New.
17490 (init_regs): Add prototype of function in regclass.c file.
17491 (OVERRIDE_ABI_FORMAT): New.
17492 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17493 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17494 (OUTGOING_REG_PARM_STACK_SPACE): New.
17495 (ix86_reg_parm_stack_space): New prototype.
17496 (CUMULATIVE_ARGS): Add call_abi member.
17497 (machine_function): Add call_abi member.
17498 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17499 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17501 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17504 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17505 (avr_builtin_setjmp_frame_value): New function.
17506 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17507 (nonlocal_goto): Define.
17509 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17511 * config/mips/mips.c (mips_emit_loadgp): Return early if
17512 there is nothing do to, otherwise emit a blockage if
17513 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17514 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17516 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17518 * configure.ac: Drop unneeded backslash ending up in config.in.
17519 * acinclude.m4: Likewise.
17520 * config.in: Regenerate.
17522 2008-05-26 Jan Hubicka <jh@suse.cz>
17524 * predict.c (maybe_hot_frequency_p): Break out of...
17525 (maybe_hot_bb_p): ... here.
17526 (maybe_hot_edge_p): New.
17527 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17528 * basic-block.h (maybe_hot_edge_p): Declare.
17530 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17532 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17533 (*cmpfp_<mode>_cc): Ditto.
17534 (*fp_jcc_8<mode>_387): Ditto.
17535 (*fop_<MODEF:mode>_2_i387): Ditto.
17536 (*fop_<MODEF:mode>_3_i387): Ditto.
17537 (*fop_xf_2_i387): Ditto.
17538 (*fop_xf_3_i387): Ditto.
17540 2008-06-02 Tomas Bily <tbily@suse.cz>
17542 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17544 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17546 * config/mips/mips.c (mips_valid_offset_p): New function.
17547 (mips_valid_lo_sum_p): Likewise.
17548 (mips_classify_address): Use them.
17549 (mips_force_address): New function.
17550 (mips_legitimize_address): Use it.
17551 * config/mips/mips.md (MOVE128): New mode iterator.
17552 (movtf): Require TARGET_64BIT. Remove empty strings.
17553 (*movtf_internal): Rename to...
17554 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17555 of "R" and use {,fp}{load,store} attributes instead of "multi".
17556 Use a separate define_split.
17557 (*movtf_mips16): New pattern.
17559 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17561 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17562 * config/mips/mips.c (mips_expand_before_return): New function.
17563 (mips_expand_epilogue): Call it.
17564 * config/mips/mips.md (return): Turn into a define_expand.
17565 (*return): New insn.
17567 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17569 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17570 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17571 functions. Do not emit uses and clobbers of CONCATs; individually
17572 use and clobber their operands.
17573 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17574 gen_clobber, emit_use and gen_use.
17575 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17576 (expand_builtin_return): Likewise.
17577 * cfgbuild.c (count_basic_blocks): Likewise.
17578 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17579 * explow.c (emit_stack_restore): Likewise.
17580 * expmed.c (extract_bit_field_1): Likewise.
17581 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17582 (emit_move_multi_word, store_constructor): Likewise.
17583 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17584 (thread_prologue_and_epilogue_insns): Likewise.
17585 * lower-subreg.c (resolve_simple_move): Likewise.
17586 * optabs.c (widen_operand, expand_binop): Likewise.
17587 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17588 * reload.c (find_reloads): Likewise.
17589 * reload1.c (eliminate_regs_in_insn): Likewise.
17590 * stmt.c (expand_nl_goto_receiver): Likewise.
17591 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17592 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17593 * config/arm/arm.c (arm_load_pic_register): Likewise.
17594 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17595 * config/arm/arm.md (untyped_return): Likewise.
17596 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17597 * config/avr/avr.c (expand_prologue): Likewise.
17598 * config/bfin/bfin.c (do_unlink): Likewise.
17599 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17600 * config/cris/cris.c (cris_expand_prologue): Likewise.
17601 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17602 (machopic_legitimize_pic_address): Likewise.
17603 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17604 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17605 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17606 (ix86_expand_convert_uns_didf_sse): Likewise.
17607 (ix86_expand_vector_init_general): Likewise.
17608 * config/ia64/ia64.md (eh_epilogue): Likewise.
17609 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17610 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17611 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17612 (config/iq2000/iq2000.c): Likewise.
17613 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17614 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17615 (builtin_longjmp): Likewise.
17616 * config/mn10300/mn10300.md (call, call_value): Likewise.
17617 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17618 * config/pdp11/pdp11.md (abshi2): Likewise.
17619 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17620 * config/s390/s390.c (s390_emit_prologue): Likewise.
17621 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17622 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17623 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17624 * config/sh/sh.c (prepare_move_operands): Likewise.
17625 (output_stack_adjust, sh_expand_epilogue): Likewise.
17626 (sh_set_return_address, sh_expand_t_scc): Likewise.
17627 * config/sparc/sparc.c (load_pic_register): Likewise.
17628 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17629 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17630 * config/v850/v850.c (expand_epilogue): Likewise.
17632 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17634 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17635 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17636 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17637 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17638 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17639 stack pointer register.
17640 (output_movhi): Remove code for interrupt specific writing to the
17641 stack pointer register.
17643 2008-05-31 Richard Guenther <rguenther@suse.de>
17645 PR tree-optimization/34244
17646 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17647 (tree_expr_nonzero_warnv_p): Likewise.
17648 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17649 ssa_name_nonnegative_p.
17650 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17651 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17652 not tree_expr_nonzero_warnv_p.
17654 PR tree-optimization/36262
17656 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17658 PR tree-optimization/34244
17659 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17660 (record_numbers_of_iterations): New function.
17661 (execute_vrp): Cache the numbers of iterations of loops.
17662 * tree-scalar-evolution.c (scev_reset_except_niters):
17664 (scev_reset): Use scev_reset_except_niters.
17665 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17667 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17669 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17670 __WORKAROUND_RETS when appropriate.
17672 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17674 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17675 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17677 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17678 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17679 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17680 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17681 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17682 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17683 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17684 *fop_df_1_sse insn patterns using MODEF mode iterator.
17685 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17686 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17687 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17688 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17689 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17690 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17691 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17692 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17693 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17694 (*fop_xf_5_i387): Ditto.
17695 (*fop_xf_6_i387): Ditto.
17697 2008-05-30 Richard Guenther <rguenther@suse.de>
17699 * builtins.c (build_string_literal): Avoid generating
17700 a non-gimple_val result.
17702 2008-05-30 DJ Delorie <dj@redhat.com>
17704 * exec-tool.in: Use an environment variable (private) instead of a
17705 file (shared) as a semaphore, so as to not break parallel builds.
17707 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17709 * optabs.c (maybe_encapsulate_block): Remove.
17710 (emit_libcall_block): Adjust accordingly.
17711 * optabs.h (maybe_encapsulate_block): Remove prototype.
17713 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17714 Don't use maybe_encapsulate_block.
17716 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17718 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17719 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17720 rtx is a SYMBOL_REF before calling get_pool_constant.
17722 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17724 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17726 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17728 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17729 rather than OS names to choose INO_T_EQ definition.
17730 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17731 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17733 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17736 * config/darwin-f.c: New.
17737 * config/t-darwin: Added rule to build darwin-f.o.
17738 * config.gcc: Defined new variable, fortran_target_objs.
17739 (*-*-darwin*): Set fortran_target_objs.
17740 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17741 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17742 * configure: Regenerated.
17744 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17747 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17748 canonical type if needed.
17750 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17752 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17754 2008-05-29 Richard Guenther <rguenther@suse.de>
17756 PR tree-optimization/36343
17757 PR tree-optimization/36346
17758 PR tree-optimization/36347
17759 * tree-flow.h (clobber_what_p_points_to): Declare.
17760 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17761 pointed-to variable is dereferenced is irrelevant to whether
17762 the pointer can access the pointed-to variable.
17763 (clobber_what_p_points_to): New function.
17764 * tree-ssa-alias.c (set_initial_properties): Use it.
17765 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17766 call clobber check for NMTs.
17768 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17770 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17771 for printing gcov_type.
17773 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17775 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17776 and the eh region information.
17777 * value-prof.c (gimple_move_stmt_histograms): New function.
17778 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17780 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17782 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17784 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17786 * value-prof.c (tree_ic_transform): Print counts.
17787 * tree-profile.c (tree_gen_ic_func_profiler):
17788 Clear __gcov_indreict_call_callee variable to avoid misattribution
17791 2008-05-28 Rafael Espíndola <espindola@google.com>
17793 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17796 2008-05-28 Richard Guenther <rguenther@suse.de>
17798 PR tree-optimization/36339
17799 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17800 and clobbering code out of the loop.
17802 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17804 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17807 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17808 s390_contiguous_bitmask_p, s390_symref_operand_p,
17809 s390_check_symref_alignment, s390_reload_larl_operand,
17810 s390_reload_symref_address): New functions.
17811 (s390_branch_condition_mnemonic): Support compare and branch
17813 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17814 and 'W' constraints.
17815 (s390_secondary_reload): Add secondary reloads for unaligned
17816 symbol refs or symbol refs to floating point or QI/TI mode
17818 (legitimate_address_p): Accept symbol references as addresses.
17819 (s390_expand_insv): Use rotate and insert selected bits
17820 instruction for insv when building for z10.
17821 (print_operand_address): Handle symbol ref addresses.
17822 (print_operand): Output modifier 'c' added for signed byte values.
17823 (s390_encode_section_info): Mark symbol refs with
17824 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17826 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17827 (length attribute): RRF, RRR have 4 byte length.
17828 (FPALL, INTALL): New mode iterators added.
17829 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17830 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17831 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17832 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17833 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17834 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17835 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17836 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17838 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17839 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17840 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17841 reload<INTALL:mode><P:mode>_toreg_z10,
17842 reload<FPALL:mode><P:mode>_tomem_z10,
17843 reload<FPALL:mode><P:mode>_toreg_z10,
17844 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17845 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17846 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17847 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17849 (movmem, clrmem, cmpmem): New splitters added.
17851 * config/s390/predicates.md (larl_operand): Use
17852 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17853 SYMBOL_REF_ALIGN1_P.
17854 (s390_signed_integer_comparison,
17855 s390_unsigned_integer_comparison): New predicates.
17857 * config/s390/s390-protos.h (s390_check_symref_alignment,
17858 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17859 s390_reload_symref_address,
17860 s390_compare_and_branch_condition_mask): Prototypes added.
17862 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17863 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17864 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17866 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17868 * config/s390/s390.c (z10_cost): New cost function for z10.
17869 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17870 (s390_issue_rate): Adjust issue rate for z10.
17871 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17872 (processor_flags): Add PF_Z10.
17873 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17874 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17875 * gcc/config.gcc: Add z10.
17877 2008-05-28 Richard Guenther <rguenther@suse.de>
17879 PR tree-optimization/36291
17880 * tree-flow. h (struct gimple_df): Remove var_anns member.
17881 * tree-flow-inline.h (gimple_var_anns): Remove.
17882 (var_ann): Simplify.
17883 * tree-dfa.c (create_var_ann): Simplify.
17884 (remove_referenced_var): Clear alias info from var_anns of globals.
17885 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17886 (delete_tree_ssa): Clear alias info from var_anns of globals.
17887 Do not free var_anns.
17888 (var_ann_eq): Remove.
17889 (var_ann_hash): Likewise.
17891 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17893 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17894 and loongson2f entries.
17895 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17896 * config/mips/mips.h (processor_type): Add Loongson-2E
17897 and Loongson-2F entries.
17898 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17899 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17900 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17901 * doc/invoke.texi (MIPS Options): Document loongson2e
17902 and loongson2f processor names.
17904 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17908 * config/i386/i386.c (ix86_function_arg_boundary): Use
17909 alignment of canonical type.
17910 (ix86_expand_vector_move): Check unaligned memory access for
17913 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17915 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17916 Moved to the front of file.
17918 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17919 H.J. Lu <hongjiu.lu@intel.com>
17921 * dwarf2out.c (current_fde): New.
17923 (lookup_cfa:): Likewise.
17924 (dwarf2out_end_epilogue): Likewise.
17925 (dwarf2out_note_section_used): Likewise.
17927 2008-05-27 Michael Matz <matz@suse.de>
17930 * c.opt (Wenum-compare): New warning option.
17931 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17933 2008-05-27 Michael Matz <matz@suse.de>
17935 PR middle-end/36326
17936 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17938 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17939 into memory as tail calls.
17941 2008-05-27 Richard Guenther <rguenther@suse.de>
17943 PR tree-optimization/36339
17944 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17945 pointers cause all addressable variables to be call clobbered.
17947 2008-05-27 Richard Guenther <rguenther@suse.de>
17949 PR tree-optimization/36245
17950 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17952 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17954 * config/s390/s390.md: Replace all occurences of the 'm'
17955 constraint with 'RT'.
17957 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17959 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17961 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17963 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17964 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17965 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17967 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17969 * reload.c: (find_reloads): Skip alternatives according to the
17970 "enabled" attribute. Constify the constraint variable.
17971 * recog.c (get_attr_enabled): Add default implementation.
17972 (extract_insn): Set the alternative_enabled_p array
17973 in the recog_data struct.
17974 (preprocess_constraints, constrain_operands): Skip
17975 alternatives according to the "enabled" attribute
17976 * recog.h (struct recog_data): New field alternative_enabled_p.
17977 (skip_alternative): New inline function.
17978 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17979 (record_reg_classes): Skip alternative according to the
17980 "enabled" attribute.
17982 * doc/md.texi: Add documention for the "enabled" attribute.
17984 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17986 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17987 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17988 constraint with TARGET_MEM_CONSTRAINT.
17989 * recog.c (asm_operand_ok, preprocess_constraints,
17990 constrain_operands): Likewise.
17991 * regclass.c (record_reg_classes): Likewise.
17992 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17993 * reload1.c (maybe_fix_stack_asms): Likewise.
17994 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17995 * recog.h: Adjust comment.
17996 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17997 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17998 * doc/md.texi: Add a note to description of 'm' constraint.
17999 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18001 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18003 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18004 that the bitfield is of integral type before testing its precision.
18006 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18007 Sa Liu <saliu@de.ibm.com>
18009 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18010 __modti3, __udivti3, __umodti3 and __udivmodti4.
18011 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18012 that implement TImode mul and div functions.
18013 * config/spu/multi3.c: New. Implement __multi3.
18014 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18015 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18018 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18020 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18021 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18022 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18023 tls_sysv_suffix): New mode and mode attribute iterators.
18024 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18025 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18026 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18027 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18028 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18031 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18033 PR tree-optimization/36329
18034 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18035 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18036 * cgraphbuild.c (initialize_inline_failed): Use the latter
18037 macro in lieu of the former.
18038 * ipa-inline.c (cgraph_mark_inline): Likewise.
18039 (cgraph_decide_inlining_of_small_function): Likewise.
18040 (cgraph_decide_inlining): Likewise.
18041 (cgraph_decide_inlining_incrementally): Likewise.
18043 2008-05-26 Tristan Gingold <gingold@adacore.com>
18044 Anatoly Sokolov <aesok@post.ru>
18046 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18047 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18048 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18049 optimization for 'avr6' architecture.
18051 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18054 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18056 2008-05-26 Richard Guenther <rguenther@suse.de>
18058 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18059 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18061 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18063 PR middle-end/36253
18064 * caller-save.c (insert_restore): Verify alignment of spill space.
18065 (insert_save): Likewise.
18066 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18067 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18068 (STACK_SLOT_ALIGNMENT): Likewise.
18069 * function.c (LOCAL_ALIGNMENT): Removed.
18070 (get_stack_local_alignment): New.
18071 (assign_stack_local): Use it. Set alignment on stack slot.
18072 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18073 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18074 (STACK_SLOT_ALIGNMENT): New.
18075 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18076 stack slot in XFmode.
18078 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18080 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18083 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18084 argument operand in rax isn't removed.
18086 2008-05-26 Richard Guenther <rguenther@suse.de>
18088 PR middle-end/36300
18089 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18090 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18092 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18095 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18097 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18099 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18100 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18102 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18104 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18105 build a trampoline if we don't want one.
18106 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18107 return zero for nested functions if we don't want a trampoline.
18109 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18111 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18113 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18116 * c.opt: Removed undocumented option '-lang-fortran'.
18117 * c-common.h: Removed global variable 'lang_fortran'.
18118 * c-opts.c (c_common_handle_option): Removed code to handle
18119 option '-lang-fortran'. Updated includes.
18120 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18121 definition of '__GFORTRAN__'.
18122 (define__GNUC__): Reimplemented to use BASEVER and
18123 cpp_define_formatted.
18124 (builtin_define_with_value_n): Removed.
18125 * c-incpath.h: Renamed to ...
18126 * incpath.h: ... this.
18127 * c-incpath.c: Renamed to ...
18128 * incpath.c: ... this. Updated includes.
18129 * fix-header.c: Updated includes.
18130 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18131 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18132 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18134 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18136 * tree.h: Update the table of flags used on tree nodes.
18137 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18138 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18139 (FORCED_LABEL): Add access check.
18140 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18141 (ASM_INPUT_P): Likewise.
18142 (ASM_VOLATILE_P): Likewise.
18143 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18144 (OMP_SECTION_LAST): Access private_flag directly.
18145 (OMP_RETURN_NOWAIT): Likewise.
18146 (OMP_PARALLEL_COMBINED): Likewise.
18147 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18148 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18149 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18150 deprecated_flag directly.
18152 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18154 * final.c (frame_pointer_needed): Removed.
18155 * flags.h (frame_pointer_needed): Likewise.
18157 * function.h (rtl_data): Add frame_pointer_needed.
18158 (frame_pointer_needed): New.
18160 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18162 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18164 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18166 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18169 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18171 * c-common.c (strip_array_types): Move function to..
18173 (get_inner_array_type): Delete.
18174 * c-common.h (strip_array_types): Move declaration to..
18176 (get_inner_array_type): Delete.
18177 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18178 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18179 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18180 * config/pa/pa.c (emit_move_sequence): Likewise.
18182 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18184 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18187 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18189 * function.c: Include target hook for nonlocal_goto frame value.
18191 2008-05-24 Richard Guenther <rguenther@suse.de>
18193 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18194 variable can be only accessed through a pointer or a union.
18196 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18198 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18199 * doc/extend.texi: Likewise.
18201 2008-05-23 DJ Delorie <dj@redhat.com>
18203 * config/m32c/jump.md (untyped_call): Add.
18205 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18206 for A24 to PSImode.
18207 (m32c_address_cost): Detail costs for indirect offsets.
18209 2008-05-23 Rafael Espíndola <espindola@google.com>
18211 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18212 if a node is a SUBREG.
18213 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18216 2008-05-23 Paul Brook <paul@codesourcery.com>
18217 Carlos O'Donell <carlos@codesourcery.com>
18219 * doc/extend.texi: Clarify use of __attribute__((naked)).
18220 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18221 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18222 * function.c (use_register_for_decl): Use
18223 targetm.calls.allocate_stack_slots_for_args.
18224 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18225 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18226 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18228 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18230 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18232 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18234 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18235 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18236 is only rounded once.
18238 2008-05-23 Richard Guenther <rguenther@suse.de>
18240 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18242 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18243 Jakub Jelinek <jakub@redhat.com>
18246 * configure.ac: Handle --enable-cld.
18247 * configure: Regenerated.
18248 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18249 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18250 (ix86_current_function_needs_cld): New define.
18251 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18252 (cld): New isns pattern.
18253 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18254 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18255 * config/i386/i386.opt (mcld): New option.
18256 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18257 TARGET_CLD and ix86_current_function_needs_cld.
18258 (override_options): Use -mcld by default for 32-bit code if
18261 * doc/install.texi (Options specification): Document --enable-cld.
18262 * doc/invoke.texi (Machine Dependent Options)
18263 [i386 and x86-64 Options]: Add -mcld option.
18264 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18266 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18267 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18268 (return_in_memory_64): Likewise.
18269 (return_in_memory_ms_64): Likewise.
18271 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18273 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18274 * builtins.c (fold_builtin_fpclassify): New.
18275 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18276 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18277 * c-common.c (handle_type_generic_attribute): Adjust to accept
18278 fixed arguments before an elipsis.
18279 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18280 * doc/extend.texi: Document __builtin_fpclassify.
18282 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18284 * omp-low.c (gate_expand_omp_ssa): Remove.
18285 (pass_expand_omp_ssa): Remove.
18286 (gate_expand_omp): Do not check for flag_openmp_ssa.
18287 * common.opt (-fopenmp-ssa): Remove.
18288 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18290 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18292 * config/sh/sh.opt (mfixed-range): New option.
18293 * config/sh/sh-protos.h (sh_fix_range): Declare.
18294 * config/sh/sh.c (sh_fix_range): New function.
18295 * config/sh/sh.h (sh_fixed_range_str): Declare.
18296 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18298 * doc/invoke.texi (SH Options): Document -mfixed-range.
18300 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18302 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18303 it before the redeclaration.
18305 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18307 * config/avr/avr.c (get_sequence_length): Add new function.
18308 (expand_prologue, expand_epilogue): Remove duplicate code.
18310 2008-05-22 Rafael Espíndola <espindola@google.com>
18312 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18315 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18317 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18318 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18320 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18321 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18322 (vect_update_misalignment_for_peel): Likewise.
18323 (vector_alignment_reachable_p): Likewise.
18324 * tree-vect-transform.c (vectorizable_load): Likewise.
18325 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18326 (get_vectype_for_scalar_type): Pass mode of scalar_type
18327 to UNITS_PER_SIMD_WORD.
18329 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18330 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18331 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18332 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18333 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18335 2008-05-22 Ira Rosen <irar@il.ibm.com>
18337 PR tree-optimization/36293
18338 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18339 if the first load must be skipped because of a gap.
18341 2008-05-22 Richard Guenther <rguenther@suse.de>
18343 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18344 more cases of offset disambiguation that is possible if
18345 strict-aliasing rules apply.
18346 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18347 for basic offset and type-based disambiguation.
18349 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18351 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18352 ix86_expand_vector_set on V16QImode for SSE4.1.
18354 2008-05-21 Tom Tromey <tromey@redhat.com>
18356 * c.opt (Wimport): Mark as undocumented.
18357 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18359 (Warning Options): Likewise.
18360 * doc/cppopts.texi: Don't mention -Wimport.
18362 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18364 PR tree-optimization/36287
18365 PR tree-optimization/36286
18366 * lambda-code.c (build_access_matrix): Do not use the loop->num
18367 for computing the number of induction variables: use the loop depth
18370 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18373 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18374 option -f(no-)leading-underscore.
18376 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18378 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18379 GET_MODE_NUNITS (mode).
18381 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18383 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18384 (-mmulhw): Add 464 to description.
18385 (-mdlmzb): Likewise.
18386 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18387 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18389 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18390 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18391 * config/rs6000/rs6000.md: Update comments for 464.
18393 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18395 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18397 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18399 * config/i386/sse.md (vec_extractv4sf): Removed.
18400 (vec_extractv2df): Likewise.
18401 (vec_extractv2di): Likewise.
18402 (vec_extractv4si): Likewise.
18403 (vec_extractv8hi): Likewise.
18404 (vec_extractv16qi): Likewise.
18405 (vec_extract<mode>): New.
18407 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18409 * config/i386/sse.md (vec_setv4sf): Removed.
18410 (vec_setv2df): Likewise.
18411 (vec_setv2di): Likewise.
18412 (vec_setv4si): Likewise.
18413 (vec_setv8hi): Likewise.
18414 (vec_setv16qi): Likewise.
18415 (vec_set<mode>): New.
18417 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18419 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18420 goto for vec_concat and vec_interleave.
18422 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18424 * config/i386/sse.md (vec_initv4sf): Removed.
18425 (vec_initv2df): Likewise.
18426 (vec_initv2di): Likewise.
18427 (vec_initv4si): Likewise.
18428 (vec_initv8hi): Likewise.
18429 (vec_initv16qi): Likewise.
18430 (vec_init<mode>): New.
18432 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18434 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18436 2008-05-21 Tom Tromey <tromey@redhat.com>
18438 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18439 (zone_find_object_offset): Likewise.
18440 (gt_ggc_m_S): Likewise.
18441 (highest_bit): Likewise.
18442 * ggc-page.c (gt_ggc_m_S): New function.
18443 * stringpool.c (string_stack): Remove.
18444 (init_stringpool): Update.
18445 (ggc_alloc_string): Use ggc_alloc.
18446 (maybe_delete_ident): New function.
18447 (ggc_purge_stringpool): Likewise.
18448 (gt_ggc_m_S): Remove.
18449 * ggc-common.c (ggc_protect_identifiers): New global.
18450 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18451 ggc_protect_identifiers.
18452 * ggc.h (ggc_protect_identifiers): Declare.
18453 (gt_ggc_m_S): Update.
18454 (ggc_purge_stringpool): Declare.
18455 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18456 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18458 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18460 2008-05-21 David S. Miller <davem@davemloft.net>
18462 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18465 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18467 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18470 2008-05-20 David Daney <ddaney@avtrex.com>
18472 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18473 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18474 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18475 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18476 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18477 (atomic_hiqi_op): New define_code_iterator.
18478 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18479 mips_expand_compare_and_swap_12.
18480 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18481 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18482 (sync_<optab><mode>, sync_old_<optab><mode>,
18483 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18484 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18485 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18486 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18487 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18488 (test_and_set_12): New insn.
18489 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18490 sync_new_<optab><mode>, sync_old_nand<mode>,
18491 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18492 clobber to operand 0 for SI and DI mode insns.
18493 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18494 mips_gen_fn_4): New typedefs.
18495 (mips_gen_fn_ptrs): Define new union type.
18496 (mips_expand_compare_and_swap_12): Remove declaration.
18497 (mips_expand_atomic_qihi): Declare function.
18498 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18499 (mips_expand_atomic_qihi): ... this. Use new generator function
18501 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18502 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18503 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18504 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18505 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18506 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18507 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18508 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18509 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18510 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18513 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18515 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18518 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18520 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18521 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18522 (avr_attribute_table): Add 'OS_main' function attribute.
18523 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18524 functions with 'OS_main' attribute.
18526 2008-05-20 Richard Guenther <rguenther@suse.de>
18528 PR tree-optimization/35204
18529 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18530 helper, split out from ...
18531 (DFS): ... here. Make the DFS walk non-recursive.
18533 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18534 Jan Sjodin <jan.sjodin@amd.com>
18536 PR tree-optimization/36181
18537 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18538 (parallelize_loops): Don't parallelize when the loop has vector
18541 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18542 Sebastian Pop <sebastian.pop@amd.com>
18544 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18545 matrix, and never look at the tree representation of the memory
18547 (linear_transform_loops): Computes parameters and access matrices.
18548 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18550 (access_matrix_get_index_for_parameter): New.
18551 * tree-data-ref.h (struct access_matrix): New.
18552 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18553 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18554 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18555 am_vector_index_for_loop): New.
18556 (struct data_reference): Add field access_matrix.
18557 (DR_ACCESS_MATRIX): New.
18558 (compute_data_dependences_for_loop): Update declaration.
18559 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18560 * lambda.h (lambda_vector_vec_p): Declared.
18561 * lambda-code.c: Depend on pointer-set.h.
18562 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18563 av_for_af_base, av_for_af, build_access_matrix,
18564 lambda_compute_access_matrices): New.
18565 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18567 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18569 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18570 $SOURCEDIR/include.
18572 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18573 Sebastian Pop <sebastian.pop@amd.com>
18575 PR tree-optimization/36206
18576 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18578 (instantiate_scev_1): Rename flags to fold_conversions.
18579 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18580 outeside instantiation_loop.
18581 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18582 (evolution_function_is_affine_or_constant_p): Removed.
18583 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18585 (analyze_siv_subscript): Pass in the loop nest number.
18586 Call evolution_function_is_affine_in_loop instead of
18587 evolution_function_is_affine_p.
18588 (analyze_overlapping_iterations): Pass in the loop nest number.
18590 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18591 Sebastian Pop <sebastian.pop@amd.com>
18593 PR tree-optimization/36206
18594 * tree-chrec.h (chrec_fold_op): New.
18595 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18598 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18600 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18602 (remove_duplicates): Do not set inode on non-inode systems.
18605 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18607 * config.gcc (tm_file): Update comments about relative pathnames.
18609 2008-05-20 Richard Guenther <rguenther@suse.de>
18611 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18612 * tree-ssa-sccvn.c (process_scc): Likewise.
18613 * tree-ssa-sink.c (execute_sink_code): Likewise.
18614 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18615 * tree-vrp.c (process_assert_insertions): Likewise.
18616 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18617 (perform_tree_ssa_dce): Likewise.
18618 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18619 (dump_dominator_optimization_stats): Likewise.
18620 * tree-vectorizer.c (vectorize_loops): Likewise.
18622 2008-05-20 Richard Guenther <rguenther@suse.de>
18624 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18626 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18628 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18629 (ix86_i386elf_return_in_memory): Likewise.
18630 (ix86_i386interix_return_in_memory): Likewise.
18631 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18632 (SUBTARGET_RETURN_IN_MEMORY): New.
18633 * config/i386/i386elf.h: Likewise.
18634 * config/i386/ptx4-i.h: Likewise.
18635 * config/i386/sol2-10.h: Likewise.
18636 * config/i386/sysv4.h: Likewise.
18637 * config/i386/vx-common.h: Likewise.
18638 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18639 * config/i386/i386.c (ix86_return_in_memory): Made static and
18640 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18641 (ix86_i386elf_return_in_memory): Removed.
18642 (ix86_i386interix_return_in_memory): Removed.
18643 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18644 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18646 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18648 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18650 2008-05-19 Xinliang David Li <davidxl@google.com>
18652 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18654 * common.opt: Ditto.
18655 * doc/invoke.texi: Ditto.
18657 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18659 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18660 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18662 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18664 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18665 sizes of operand array from 8/4 to 4/2.
18666 (ix86_expand_vector_init_general): Change size of operand array
18667 from 32 to 16. Remove op0, op1 and half_mode.
18669 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18671 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18672 (ix86_expand_vector_init_interleave): Likewise.
18673 (ix86_expand_vector_init_general): Use them. Assert
18674 word_mode == SImode when n_words == 4.
18676 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18678 * config/i386/i386.c (ix86_secondary_reload): New static function.
18679 (TARGET_SECONDARY_RELOAD): New define.
18680 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18681 * config/i386/i386.md (reload_outqi): Remove.
18683 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18685 PR middle-end/35509
18686 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18687 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18688 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18689 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18690 (fold_builtin_1): Likewise.
18691 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18692 c-common.c (check_builtin_function_arguments): Handle
18693 BUILT_IN_ISINF_SIGN.
18694 * doc/extend.texi: Document __builtin_isinf_sign.
18695 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18697 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18699 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18700 EH cleanup at the end of the pass, search for those that have been
18701 turned into forwarder blocks and do the cleanup on their successor.
18703 2008-05-18 Richard Guenther <rguenther@suse.de>
18705 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18706 pointers to sizetype and vice versa.
18708 2008-05-18 Xinliang David Li <davidxl@google.com>
18710 * gcc/tree-ssa-dce.c: Coding style fix.
18711 (check_pow): Documentation comment.
18712 (check_log): Documenation comment. Coding style fix.
18713 (is_unnecessary_except_errno_call): Ditto.
18714 (gen_conditions_for_pow): Ditto.
18715 (gen_conditions_for_log): Ditto.
18716 (gen_shrink_wrap_conditions): Ditto.
18717 (shrink_wrap_one_built_in_calls): Ditto.
18718 * gcc/doc/invoke.texi: Better documentation string.
18719 * ChangeLog: Fix wrong change log entries from
18720 May 17 checkin on function call DCE.
18722 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18724 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18726 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18728 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18729 * df-problems.c (simulation routines): Fixed block comment to
18730 properly say how to add forwards scanning functions.
18732 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18734 * tree-inline.c (setup_one_parameter): Remove dead code.
18736 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18738 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18739 a BIT_AND_EXPR only for an INTEGER_TYPE.
18741 2008-05-17 Xinliang David Li <davidxl@google.com>
18743 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18744 (check_pow, check_log, is_unnecessary_except_errno_call): New
18745 functions to check for eliminating math functions that are pure
18746 except for setting errno.
18747 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18748 general condition expressions for shrink-wrapping pow/log calls.
18749 (gen_shrink_wrap_conditions): Ditto.
18750 (shrink_wrap_one_built_in_call): Ditto.
18751 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18752 (mark_operand_necessary): If debugging, output if OP is necessary.
18753 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18755 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18757 * gcc/common.opt: New user flag -ftree-builtin-dce.
18758 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18760 2008-05-16 David S. Miller <davem@davemloft.net>
18762 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18763 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18765 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18768 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18770 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18772 * ifcvt.c (dead_or_predicable): Rename
18773 df_simulate_one_insn_backwards to df_simulate_one_insn.
18774 * recog.c (peephole2_optimize): Ditto.
18775 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18777 * df.h: Rename df_simulate_one_insn_backwards to
18778 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18779 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18780 scanning of defs and uses.
18781 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18782 (df_simulate_one_insn_forwards): Removed.
18784 2008-05-16 Doug Kwan <dougkwan@google.com>
18786 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18788 (real_from_string): Handle NaNs and Inf as approriate.
18790 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18792 * doc/gty.texi (Source Files Containing Type Information): Note
18793 that headers should appear first in the gtfiles list.
18795 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18797 * tree.def (COND_EXEC): Properly documented this code.
18799 2008-05-16 Diego Novillo <dnovillo@google.com>
18801 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18802 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18805 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18807 * tree-ssa-dse (max_stmt_uid): Removed.
18808 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18809 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18810 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18811 * function.h (cfun.last_stmt_uid): New field.
18812 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18813 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18815 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18816 (create_stmt_ann): Initialize the ann->uid field.
18817 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18819 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18821 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18823 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18824 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18825 (init_empty_tree_cfg): Call it.
18827 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18829 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18832 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18834 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18835 * tree-dump.c (dump_options): New verbose option.
18836 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18838 * tree-pass.h (TDF_VERBOSE): New dump flag.
18839 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18840 (tree-flow.h): Added include.
18841 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18843 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18845 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18847 From Jie Zhang <jie.zhang@analog.com>
18848 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18849 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18850 mcpu=bf561-none and mcpu=bf561-0.2.
18851 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18852 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18853 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18854 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18855 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18856 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18857 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18859 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18860 (cputype_selected): Remove.
18861 (bfin_handle_option): Don't use cputype_selected.
18862 (override_options): When no mcpu option, enable all workarounds.
18863 Don't use bfin_workarounds.
18864 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18866 (DEFAULT_CPU_TYPE): Don't define.
18868 2008-05-16 Richard Guenther <rguenther@suse.de>
18870 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18871 on deletion of the last stmt.
18873 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18875 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18876 V8HImode for SSE2 and V16QImode for SSE4.1.
18878 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18880 * cgraph.h (compute_inline_parameters): Made public.
18881 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18882 variable_generate_summary, function_write_summary,
18883 variable_write_summary, variable_read_summary. Added generate_summary,
18884 write_summary, read_summary.
18885 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18886 pass_ipa_inline.function_generate_summary, to
18887 compute_inline_parameters.
18888 * ipa-inline.c (compute_inline_parameters): Made public and added
18890 (compute_inline_parameters_for_current): New function.
18891 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18892 (inline_generate_summary): Removed parameter and made to loop over
18894 (pass_ipa_inline): Updated for new IPA_PASS structure.
18895 * passes.c (execute_ipa_summary_passes): Now is called once per
18896 pass rather than once per node*pass.
18898 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18900 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18901 avr_have_mul_p, avr_asm_only_p): Remove variables.
18902 (avr_override_options): Remove initialization of removed variables.
18903 (avr_file_start): Convert removed variables to fields of
18904 'struct base_arch_s *avr_current_arch'.
18905 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18906 (AVR_HAVE_MUL): (Ditto.).
18907 (AVR_HAVE_MOVW): (Ditto.).
18908 (AVR_HAVE_LPMX): (Ditto.).
18909 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18910 avr_asm_only_p): Remove declaration.
18912 2008-05-15 Diego Novillo <dnovillo@google.com>
18914 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18915 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18917 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18919 PR middle-end/36194
18920 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18921 Don't call record_truncated_value from here.
18922 (record_truncated_value): Turn it into a for_each_rtx callback.
18923 (record_truncated_values): New function.
18924 (combine_instructions): Call note_uses with record_truncated_values.
18925 Change name of check_conversion to check_promoted_subreg.
18927 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18929 * doc/sourcebuild.texi: Document support for torture tests.
18931 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18933 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18934 to alternative 4 of operand 2.
18936 2008-05-15 Richard Guenther <rguenther@suse.de>
18938 * tree-pass.h (current_pass): Declare.
18939 (get_pass_for_id): Likewise.
18940 * passes.c (passes_by_id, passes_by_id_size): New globals.
18941 (set_pass_for_id): New function.
18942 (get_pass_for_id): Likewise.
18943 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18944 (execute_function_todo): Flush per function statistics.
18945 * toplev.c (compile_file): Init statistics.
18946 (general_init): Do early statistics initialization.
18947 (finalize): Finish statistics.
18948 * statistics.h (statistics_early_init): Declare.
18949 (statistics_init): Likewise.
18950 (statistics_fini): Likewise.
18951 (statistics_fini_pass): Likewise.
18952 (statistics_counter_event): Likewise.
18953 (statistics_histogram_event): Likewise.
18954 * statistics.c: New file.
18955 * Makefile.in (OBJS-common): Add statistics.o.
18956 (statistics.o): Add dependencies.
18957 * doc/invoke.texi (-fdump-statistics): Document.
18959 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18960 (insert): Likewise.
18961 (execute_pre): Use statistics_counter_event.
18962 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18963 (substitute_and_fold): Increment it. Use statistics_counter_event.
18965 2008-05-15 Diego Novillo <dnovillo@google.com>
18967 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18969 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18970 * tree-ssa-alias.c (new_type_alias): Remove references to
18971 sub-variables from comment.
18972 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18974 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18976 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18977 attribute to 1 only for insertps alternative.
18979 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18981 * config/bfin/bfin.md (loadbytes): New pattern.
18982 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18983 (bfin_init_builtins): Initialize it.
18984 (bdesc_1arg): Add it.
18986 2008-05-15 Sa Liu <saliu@de.ibm.com>
18988 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18989 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18990 * testsuite/lib/target-supports.exp: Add
18991 check_effective_target_fortran_integer_16.
18993 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18995 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18996 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18997 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18998 (TARGET_RETURN_IN_MEMORY): Define.
19000 2008-05-15 Richard Guenther <rguenther@suse.de>
19002 PR middle-end/36244
19003 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19004 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19005 represent unmodifiable vars.
19007 2008-05-15 Richard Guenther <rguenther@suse.de>
19009 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19010 INDIRECT_REF and TARGET_MEM_REF.
19011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19014 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19015 H.J. Lu <hongjiu.lu@intel.com>
19017 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19018 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19019 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19020 insn alternatives. Add missing alternatives.
19021 (*vec_concatv2di_rex64_sse4_1): Likewise.
19022 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19023 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19024 Require TARGET_SSE.
19026 2008-05-15 Richard Guenther <rguenther@suse.de>
19028 PR tree-optimization/36009
19029 PR tree-optimization/36204
19030 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19031 (determine_invariantness_stmt): Record the loop a store is
19032 always executed in.
19033 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19036 2008-05-15 Richard Guenther <rguenther@suse.de>
19038 PR tree-optimization/34330
19039 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19040 through the pointer will alias the SMT.
19042 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19044 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19046 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19048 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19050 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19051 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19053 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19054 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19055 (vashl_optab): New optab for vector/vector shifts.
19056 (vashr_optab): Ditto.
19057 (vlshr_optab): Ditto.
19058 (vrotl_optab): Ditto.
19059 (vrotr_optab): Ditto.
19060 (optab_subtype): New enum for optab_for_tree_code call.
19061 (optab_for_tree_code): Add enum optab_subtype argument.
19063 * optabs.c (optab_for_tree_code): Take an additional argument to
19064 distinguish between a vector shift by a scalar and vector shift by
19065 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19066 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19067 vector shift by a vector.
19068 (expand_widen_pattern_expr): Pass additional argument to
19069 optab_for_tree_code.
19071 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19072 vrotl_optab, vrotr_optab.
19074 * expr.c (expand_expr_real_1): Update calls to
19075 optab_for_tree_code to distinguish between vector shifted by a
19076 scalar and vector shifted by a vector.
19077 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19078 (supportable_narrowing_operation): Ditto.
19079 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19080 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19081 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19082 (vect_create_epilog_for_reduction): Ditto.
19083 (vectorizable_reduction): Ditto.
19084 (vectorizable_operation): Ditto.
19085 (vect_strided_store_supported): Ditto.
19086 (vect_strided_load_supported): Ditto.
19087 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19088 * expmed.c (expand_shift): Ditto.
19090 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19092 (ashr@var{m}3): Ditto.
19093 (vashl@var{m}3): Document new vector/vector shift standard name.
19094 (vashr@var{m}3): Ditto.
19095 (vlshr@var{m}3): Ditto.
19096 (vrotl@var{m}3): Ditto.
19097 (vrotr@var{m}3): Ditto.
19099 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19100 (PPERM_INVERT): Ditto.
19101 (PPERM_REVERSE): Ditto.
19102 (PPERM_REV_INV): Ditto.
19103 (PPERM_ZERO): Ditto.
19104 (PPERM_ONES): Ditto.
19105 (PPERM_SIGN): Ditto.
19106 (PPERM_INV_SIGN): Ditto.
19107 (PPERM_SRC1): Ditto.
19108 (PPERM_SRC2): Ditto.
19110 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19111 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19112 allows a memory operand to be the value being added, and split it
19113 to improve vectorization.
19114 (sse5_pmacsdqh_mem): Ditto.
19115 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19116 (sse5_mulv2div2di3_high): Ditto.
19117 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19118 (vec_pack_trunc_v4si): Ditto.
19119 (vec_pack_trunc_v2di): Ditto.
19120 (sse5_pcmov_<mode>): Remove code that tried to use use
19121 andps/andnps instead of pcmov.
19122 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19123 pmacsdqh instructions.
19124 (vec_widen_smult_lo_v4si): Ditto.
19126 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19127 (PPERM_INVERT): Ditto.
19128 (PPERM_REVERSE): Ditto.
19129 (PPERM_REV_INV): Ditto.
19130 (PPERM_ZERO): Ditto.
19131 (PPERM_ONES): Ditto.
19132 (PPERM_SIGN): Ditto.
19133 (PPERM_INV_SIGN): Ditto.
19134 (PPERM_SRC1): Ditto.
19135 (PPERM_SRC2): Ditto.
19136 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19138 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19140 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19141 says ignore whether the last reference is a memory operand.
19143 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19144 Paolo Bonzini <bonzini at gnu dot org>
19146 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19149 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19150 (vlshr<mode>3): Rename from vlshr<mode>3.
19151 (vashr<mode>3): Rename from vashr<mode>3.
19152 (mulv4sf3): Change the names of vector shift patterns.
19156 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19159 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19184 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19185 (floatunssidf2_internal): Change vector/vector shift names.
19186 (floatunsdidf2_internal): Ditto.
19193 (vashl<mode>3): Rename from ashl<mode>3.
19194 (vashr<mode>3): Rename from ashr<mode>3.
19195 (vlshr<mode>3): Rename from lshr<mode>3.
19196 (vrotl<mode>3): Rename from rotl<mode>3.
19198 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19201 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19202 multiply gives the wrong value when doing widening multiplies.
19203 (vec_widen_smult_lo_v4si): Ditto.
19205 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19207 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19208 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19209 emit_library_call_value.
19210 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19211 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19212 * calls.c (initialize_argument_information, precompute_arguments,
19213 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19214 (precompute_arguments): Removed flags parameter.
19215 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19217 2008-05-14 Richard Guenther <rguenther@suse.de>
19219 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19220 Make sure to register the store if the use is a PHI_NODE.
19222 2008-05-14 Olivier Hainque <hainque@adacore.com>
19224 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19225 memory if the component is to be referenced in BLKmode according
19226 to get_inner_reference.
19228 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19230 * calls.c (emit_library_call_value_1): Restore code clearing
19231 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19233 2008-05-14 Olivier Hainque <hainque@adacore.com>
19234 Nicolas Roche <roche@adacore.com>
19236 * configure.ac: Add support for a "gcc_subdir" variable in
19237 config-lang.in, to denote a subdirectory where the language/GCC
19238 integration files are to be found.
19239 * configure: Regenerate.
19241 2008-05-14 Ira Rosen <irar@il.ibm.com>
19243 PR tree-optimization/36098
19244 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19245 value for the first load in the group in case of a gap.
19246 (vect_build_slp_tree): Check that there are no gaps in loads.
19248 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19250 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19251 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19252 expand_copysign_bit): Change call to emit_no_conflict_block to
19253 emit_insn and remove unneeded code to construct extra args.
19254 (emit_no_conflict_block): Removed.
19255 * optabls.h: (emit_no_conflict_block): Removed.
19256 * cse.c (cse_extended_basic_block): Remove search for
19257 REG_NO_CONFLICT note.
19258 * global.c: Removed incorrect comment added in revision 117.
19259 * expr.c (convert_move): Change call to emit_no_conflict_block to
19261 * recog.c: Change comments so that they do not mention
19263 * local_alloc.c (combine_regs): Removed last parameter.
19264 (no_conflict_p): Removed.
19265 (block_alloc): Removed note, no_conflict_combined_regno and set
19266 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19267 (combine_regs): Removed already_dead and code to look for
19268 REG_NO_CONFLICT notes.
19269 * lower_subreg (remove_retval_note): Removed code to look for
19270 REG_NO_CONFLICT block.
19271 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19272 (resolve_clobber): Remove code to process libcalls that have
19273 REG_NO_CONFLICT notes.
19274 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19276 * combine.c (can_combine_p, distribute_notes): Removed
19277 REG_NO_CONFLICT case.
19278 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19280 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19281 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19283 * reg-notes.def (NO_CONFLICT): Removed.
19285 2008-05-14 David S. Miller <davem@davemloft.net>
19287 * config/sparc/sparc.c (sparc_profile_hook): If
19288 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19289 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19290 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19292 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19294 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19296 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19299 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19300 and op1 expansion before vector concat to have less live pseudos.
19302 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19304 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19305 ix86_expand_vector_set if supported.
19307 2008-05-13 Diego Novillo <dnovillo@google.com>
19308 Kenneth Zadeck <zadeck@naturalbridge.com>
19310 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19312 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19313 phinodes_print_statistics, init_ssanames, fini_ssanames,
19314 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19315 release_ssa_name, release_defs, replace_ssa_name_symbol,
19316 ssanames_print_statistics): Move ...
19317 * tree-flow.h: ... here.
19318 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19319 Use FN instead of cfun.
19320 (make_ssa_name_fn): Rename from make_ssa_name.
19321 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19322 * tree-flow-inline.h (make_ssa_name): Move from
19323 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19324 * omp-low.c (expand_omp_parallel):
19325 * tree-flow-inline.h (redirect_edge_var_map_result):
19326 * tree-ssa.c (init_tree_ssa): Add argument FN.
19327 Use it instead of cfun. Update all users.
19329 2008-05-13 Tom Tromey <tromey@redhat.com>
19331 PR preprocessor/22168:
19332 * doc/cpp.texi (Top): Update menu.
19333 (Alternatives to Wrapper #ifndef): New node.
19334 (Other Directives): Document deprecation.
19335 (Obsolete Features): Remove menu.
19336 (Assertions): Merge node into Obsolete Features.
19337 (Obsolete once-only headers): Move earlier; rename to Alternatives
19338 to Wrapper #ifndef.
19339 * doc/cppopts.texi: Update.
19340 * c.opt (Wdeprecated): Enable for C and ObjC.
19341 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19342 (C++ Dialect Options): Move -Wno-deprecated from here to...
19343 (Warning Options): ... here.
19345 2008-05-13 Richard Guenther <rguenther@suse.de>
19347 PR middle-end/36227
19348 * fold-const.c (fold_sign_changed_comparison): Do not allow
19349 changes in pointer-ness.
19351 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19354 * config/sh/sh.c (sh_expand_prologue): Don't clear
19355 RTX_FRAME_RELATED_P for push insns.
19357 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19359 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19361 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19363 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19364 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19365 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19367 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19369 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19370 (*vec_concatv4sf_sse): This.
19371 (*sse2_concatv2si): Renamed to ...
19372 (*vec_concatv2si_sse2): This.
19373 (*sse1_concatv2si): Renamed to ...
19374 (*vec_concatv2si_sse): This.
19375 (*vec_concatv2di_rex): Renamed to ...
19376 (*vec_concatv2di_rex64): This.
19377 (*vec_concatv2si_sse4_1): New.
19378 (*vec_concatv2di_rex64_sse4_1): Likewise.
19380 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19382 PR rtl-optimization/36111
19383 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19384 that was created for swappable operands.
19386 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19389 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19390 * configure.ac: Add call to ACX_PROG_GNAT.
19392 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19394 * optc-gen.awk: Fix comment typo.
19396 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19398 * pretty-print.c (pp_integer_with_precision): Use
19399 HOST_LONG_LONG_FORMAT.
19401 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19403 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19405 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19407 * config/i386/i386.c (bdesc_ptest): Removed.
19408 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19409 (bdesc_args): Add __builtin_ia32_ptestz128,
19410 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19411 (ix86_init_mmx_sse_builtins): Updated.
19412 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19413 (ix86_expand_builtin): Updated.
19415 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19417 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19418 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19420 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19422 * value-prof.c (interesting_stringop_to_profile): Do not
19423 return early for BUILT_IN_MEMPCPY.
19425 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19427 * calls.c (expand_call): Don't use callgraph to increase
19428 preferred_stack_boundary.
19430 * cgraph.h (cgraph_rtl_info): Use unsigned on
19431 preferred_incoming_stack_boundary.
19433 * final.c (rest_of_clean_state): Use unsigned on
19434 preferred_stack_boundary.
19436 2008-05-09 Tom Tromey <tromey@redhat.com>
19438 PR preprocessor/22231:
19439 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19442 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19444 PR tree-optimization/36129
19445 * tree-ssa-ccp.c: Include value-prof.h.
19446 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19447 built-in function was folded to a constant.
19448 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19450 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19451 Sebastian Pop <sebastian.pop@amd.com>
19453 * tree-scalar-evolution.c: Document instantiate_scev.
19454 (instantiate_parameters_1): Renamed instantiate_scev_1.
19455 Don't use the same loop for instantiation_loop and evolution_loop.
19456 (instantiate_scev): New.
19457 (instantiate_parameters): Moved...
19458 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19459 same loop twice. Maintains the semantics for this function.
19460 * tree-scalar-evolution.h (instantiate_scev): Declare.
19461 (instantiate_parameters): ...here. Now static inline.
19462 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19463 instead of resolve_mixers.
19465 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19467 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19469 2008-05-09 Tomas Bily <tbily@suse.cz>
19471 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19472 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19473 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19474 * c-common.c (c_common_truthvalue_conversion): Likewise.
19475 * tree-object-size.c (compute_object_offset): Likewise.
19476 * tree-inline.c (estimate_num_insns_1): Likewise.
19477 * varasm.c (const_hash_1, compare_constant, copy_constant)
19478 (compute_reloc_for_constant, output_addressed_constants)
19479 (initializer_constant_valid_p): Likewise.
19480 * c-omp.c (check_omp_for_incr_expr): Likewise.
19481 * gimplify.c (gimplify_expr): Likewise.
19482 * c-typeck.c (c_finish_return): Likewise.
19483 * tree-vectorizer.c (supportable_widening_operation)
19484 (supportable_narrowing_operation): Likewise.
19485 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19486 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19487 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19488 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19489 (descr_info_loc): Likewise.
19490 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19491 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19492 (fold_unary): Likewise.
19493 * builtins.c (get_pointer_alignment): Likewise.
19494 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19495 (instantiate_parameters_1): Likewise.
19496 * tree.c (expr_align, stabilize_reference): Likewise.
19497 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19498 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19499 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19500 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19501 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19502 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19504 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19505 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19506 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19507 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19508 (forward_propagate_comparison)
19509 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19510 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19511 * emit-rtl.c (component_ref_for_mem_expr)
19512 (set_mem_attributes_minus_bitpos): Likewise.
19513 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19514 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19516 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19517 (build_function_call, pointer_diff, build_compound_expr)
19518 (c_finish_return): Likewise.
19519 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19520 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19522 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19523 * expr.c (is_aligning_offset): Likewise.
19524 * tree-ssa-alias.c (is_escape_site): Likewise.
19525 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19526 (check_all_va_list_escapes): Likewise.
19527 * tree-ssa-loop-ivopts.c (determine_base_object)
19528 (determine_common_wider_type): Likewise.
19529 * dojump.c (do_jump): Likewise.
19530 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19531 * tree-gimple.c (is_gimple_cast): Likewise.
19532 * fold-const.c (decode_field_reference)
19533 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19534 (fold_binary): Likewise.
19535 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19536 (already_warned_in_frontend_p): Likewise.
19537 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19538 * tree.c (really_constant_p, get_unwidened): Likewise.
19539 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19540 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19541 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19543 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19545 (CONVERT_EXPR_P): Define.
19546 (CASE_CONVERT): Define.
19548 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19550 PR middle-end/36117
19551 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19552 (delete_unmarked_insns): When deleting a call, call
19553 delete_unreachable_blocks.
19554 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19555 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19557 2008-05-08 Richard Guenther <rguenther@suse.de>
19559 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19560 (-ftree-salias): Likewise.
19561 (salias-max-implicit-fields): Remove param documentation.
19562 (salias-max-array-elements): Likewise.
19563 * tree-pass.h (pass_create_structure_vars): Remove.
19564 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19565 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19566 * tree-ssa-alias.c (create_structure_vars): Remove.
19567 (gate_structure_vars): Likewise.
19568 (pass_create_structure_vars): Likewise.
19569 (gate_build_alias): Likewise.
19570 (pass_build_alias): Adjust to run always and dump the function.
19571 * common.opt (ftree-salias): Hide.
19572 * passes.c (init_optimization_passes): Remove
19573 pass_create_structure_vars, adjust comment.
19574 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19575 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19576 * opts.c (decode_options): Do not set flag_tree_salias.
19577 (common_handle_option): Add OPT_ftree_salias to the backward
19578 compatibility section.
19580 2008-05-08 Richard Guenther <rguenther@suse.de>
19582 * tree-flow-inline.h (var_can_have_subvars): Move ...
19583 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19584 * tree-flow.h (var_can_have_subvars): Remove.
19585 (push_fields_onto_fieldstack): Remove.
19586 (sort_fieldstack): Likewise.
19587 (struct fieldoff): Move ...
19588 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19589 alias_set and base_for_components fields.
19590 (sort_fieldstack): Make static.
19591 (push_fields_onto_fieldstack): Likewise. Remove code that
19592 handles anything but RECORD_TYPEs. Remove alias_set and
19593 base_for_components handling.
19594 (create_variable_info_for): Adjust.
19596 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19598 * common.opt (Wframe-larger-than=): Shorten the help message
19600 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19602 2008-05-08 Rafael Espíndola <espindola@google.com>
19604 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19606 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19607 trap and that both operands are gimple values.
19608 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19609 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19612 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19614 * read-rtl.c (join_c_conditions): Return the first string if the
19615 two strings are equal.
19617 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19619 * gensupport.h (pred_data): Add a "num_codes" field.
19620 (add_predicate_code): Declare.
19621 * gensupport.c (add_predicate_code): New function.
19622 (std_pred_table): Add an "allows_const_p" field.
19623 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19624 Remove the (incomplete) list of such codes from the codes field.
19625 (init_predicate_table): Use add_predicate_code. Add all
19626 RTX_CONST_OBJs if allows_const_p is true.
19627 * genrecog.c (process_define_predicate): Use add_predicate_code.
19629 2008-05-08 David Daney <ddaney@avtrex.com>
19630 Richard Sandiford <rsandifo@nildram.co.uk>
19632 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19633 special case of constant zero operands.
19634 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19635 old and new values. Special case constant zero values.
19636 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19638 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19639 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19641 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19644 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19645 similar RTX_CONST_OBJ before CONST_INT.
19647 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19649 * stmt.c (expand_stack_restore): Change sa mode if needed.
19651 2008-05-08 Richard Guenther <rguenther@suse.de>
19653 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19654 return type to bool.
19655 (ix86_sol10_return_in_memory): Likewise.
19656 (ix86_i386elf_return_in_memory): Likewise.
19657 (ix86_i386interix_return_in_memory): Likewise.
19658 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19659 (ix86_sol10_return_in_memory): Likewise.
19660 (ix86_i386elf_return_in_memory): Likewise.
19661 (ix86_i386interix_return_in_memory): Likewise.
19663 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19666 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19668 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19669 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19672 2008-05-08 Richard Guenther <rguenther@suse.de>
19674 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19675 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19676 (DR_SUBVARS): Remove.
19677 * tree-dfa.c (dump_subvars_for): Remove.
19678 (debug_subvars_for): Likewise.
19679 (dump_variable): Do not dump subvars.
19680 (remove_referenced_var): Do not remove subvars.
19681 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19682 (lookup_subvars_for_var): Remove.
19683 (get_subvars_for_var): Likewise.
19684 (get_subvars_at): Likewise.
19685 (get_first_overlapping_subvar): Likewise.
19686 (overlap_subvar): Likewise.
19687 * tree-flow.h (subvar_t): Remove.
19688 (struct var_ann_d): Remove subvars field.
19689 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19690 argument. Remove special handling of SFTs.
19691 (compute_tag_properties): Likewise.
19692 (set_initial_properties): Likewise.
19693 (compute_call_clobbered): Likewise.
19694 (count_mem_refs): Likewise.
19695 (compute_memory_partitions): Likewise.
19696 (compute_flow_insensitive_aliasing): Likewise.
19697 (setup_pointers_and_addressables): Likewise.
19698 (new_type_alias): Likewise.
19699 (struct used_part): Remove.
19700 (used_portions): Likewise.
19701 (struct used_part_map): Likewise.
19702 (used_part_map_eq): Likewise.
19703 (used_part_map_hash): Likewise.
19704 (free_used_part_map): Likewise.
19705 (up_lookup): Likewise.
19706 (up_insert): Likewise.
19707 (get_or_create_used_part_for): Likewise.
19708 (create_sft): Likewise.
19709 (create_overlap_variables_for): Likewise.
19710 (find_used_portions): Likewise.
19711 (create_structure_vars): Likewise.
19712 * tree.def (STRUCT_FIELD_TAG): Remove.
19713 * tree.h (MTAG_P): Adjust.
19714 (struct tree_memory_tag): Remove base_for_components and
19715 unpartitionable flags.
19716 (struct tree_struct_field_tag): Remove.
19717 (SFT_PARENT_VAR): Likewise.
19718 (SFT_OFFSET): Likewise.
19719 (SFT_SIZE): Likewise.
19720 (SFT_NONADDRESSABLE_P): Likewise.
19721 (SFT_ALIAS_SET): Likewise.
19722 (SFT_UNPARTITIONABLE_P): Likewise.
19723 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19724 (union tree_node): Remove sft field.
19725 * alias.c (get_alias_set): Remove special handling of SFTs.
19726 * print-tree.c (print_node): Remove handling of SFTs.
19727 * tree-dump.c (dequeue_and_dump): Likewise.
19728 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19729 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19730 * tree-predcom.c (set_alias_info): Do not set subvars.
19731 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19732 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19733 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19734 (add_vars_for_offset): Remove.
19735 (add_virtual_operand): Remove special handling of SFTs.
19736 (add_call_clobber_ops): Likewise.
19737 (add_call_read_ops): Likewise.
19738 (get_asm_expr_operands): Likewise.
19739 (get_modify_stmt_operands): Likewise.
19740 (get_expr_operands): Likewise.
19741 (add_to_addressable_set): Likewise.
19742 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19743 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19744 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19745 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19746 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19747 (tree_node_structure): Likewise.
19748 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19750 (find_what_p_points_to): Likewise.
19752 2008-05-08 Sa Liu <saliu@de.ibm.com>
19754 * config/spu/spu.md: Fixed subti3 pattern.
19756 2008-05-08 Richard Guenther <rguenther@suse.de>
19758 PR middle-end/36154
19759 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19760 sure to create a representative for trailing arrays for PTA.
19762 2008-05-08 Richard Guenther <rguenther@suse.de>
19764 PR middle-end/36172
19765 * fold-const.c (operand_equal_p): Two objects which types
19766 differ in pointerness are not equal.
19768 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19770 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19771 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19772 (emit_library_call_value_1): Add new variable fndecl initialized by
19773 NULL_TREE. It should be the decl type of orgfun, but this information
19774 seems not to be available here, so it uses the default calling abi.
19775 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19776 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19777 by TARGET_RETURN_IN_MEMORY.
19778 * config/i386/i386-interix.h: Likewise.
19779 * config/i386/i386.h: Likewise.
19780 * config/i386/i386elf.h: Likewise.
19781 * config/i386/ptx4-i.h: Likewise.
19782 * config/i386/sol2-10.h: Likewise.
19783 * config/i386/sysv4.h: Likewise.
19784 * config/i386/vx-common.h: Likewise.
19785 * config/cris/cris.h: Removed #if 0 clause.
19786 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19787 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19789 (ix86_sol10_return_in_memory): Likewise.
19790 (ix86_i386elf_return_in_memory): New.
19791 (ix86_i386interix_return_in_memory): New.
19792 * config/mt/mt-protos.h (mt_return_in_memory): New.
19793 * config/mt/mt.c: Likewise.
19794 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19795 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19796 * config/bfin/bfin.h: Likewise.
19797 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19799 * config/bfin/bfin.c: Likewise.
19800 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19801 * config/alpha/unicosmk.h: Likewise.
19802 * config/i386/cygming.h: Likewise.
19803 * config/iq2000/iq2000.h: Likewise.
19804 * config/mips/mips.h: Likewise.
19805 * config/mn10300/mn10300.h: Likewise.
19806 * config/rs6000/rs6000.h: Likewise.
19807 * config/score/score.h: Likewise.
19808 * config/spu/spu.h: Likewise.
19809 * config/v850/v850.h: Likewise.
19810 * defaults.h: Likewise.
19811 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19812 * expr.c (emit_block_move): Adjust use of
19813 OUTGOING_REG_PARM_STACK_SPACE.
19814 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19815 OUTGOING_REG_PARM_STACK_SPACE.
19816 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19818 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19820 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19821 on OMP_RETURN for OMP_FOR.
19824 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19825 (fortran_common): New function.
19826 (gen_variable_die): Call fortran_common instead of common_check,
19827 adjust for it returning tree instead of rtx. Formatting.
19829 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19833 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19834 * c-decl.c (merge_decls): Ditto.
19835 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19836 to RTL_CONST_OR_PURE_CALL_P.
19837 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19838 Initialized DECL_LOOPING_CONST_PURE.
19839 (process_call_operands): Set tree_side_effects properly.
19840 * tree.h (TREE_READONLY_DECL_P): Removed.
19841 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19842 (DECL_LOOPING_OR_CONST_P): New macro.
19843 (struct tree_function_decl): Added looping_const_or_pure_p.
19844 (ECF_*) Renumbered.
19845 (ECF_LOOPING_OR_CONST_P): New macro.
19846 * rtlanal.c (pure_const_p): Removed.
19847 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19848 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19849 to RTL_CONST_CALL_P.
19850 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19851 (check_decl, check_tree, check_call, scan_function): Initialize
19853 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19854 (static_execute): Set looping true for recursive functions.
19855 Undo setting state to IPA_NEITHER for recursive functions.
19856 * cse.c (cse_insn):
19857 * ifcvt.c (noce_can_store_speculate_p): Changed
19858 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19859 RTL_CONST_OR_PURE_CALL_P.
19860 * dse.c (scan_insn): Ditto.
19861 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19862 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19863 RTL_CONST_OR_PURE_CALL_P.
19864 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19865 pure_call_p to RTL_CONST_CALL_P.
19866 * gimplify.c (gimplify_call_expr): Clear side effects for
19867 non-looping pure and constant calls.
19868 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19869 (flags_from_decl_or_type): Set ecf flags from decl flags.
19870 (initialize_argument_information): Turn off
19871 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19872 Change const to pure if callee_copies is true rather than just
19874 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19875 way of marking pure calls.
19876 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19877 Remove hack that was supposed to fix pr7335 and remove old
19878 way of marking pure calls.
19879 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19880 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19881 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19882 RTL_CONST_OR_PURE_CALL_P.
19883 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19884 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19885 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19886 * sched-deps.c (schedule_analyze): Ditto.
19887 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19888 return_val field of calls to represent pure and const function info.
19889 (CONST_OR_PURE_CALL_P): Deleted macro.
19890 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19891 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19892 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19894 * tree-optimize.c (execute_fixup_cfg): Added test for
19895 ECF_LOOPING_CONST_OR_PURE.
19896 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19898 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19899 effects for looping pure or const calls.
19900 (verify_gimple_expr): Added verification code.
19901 * config/alpha/alpha.c (alpha_legitimize_address,
19902 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19904 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19905 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19906 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19907 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19908 RTL_CONST_OR_PURE_CALL_P.
19909 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19910 and const calls to be deleted.
19912 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19915 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19916 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19917 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19918 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19919 to handle nonimmediate operands.
19920 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19921 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19922 to handle nonimmediate operands.
19923 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19924 (mmx_pmulhrwv4hi3): New expander. Use
19925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19926 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19927 (sse2_umulv1siv1di3): New expander. Use
19928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19929 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19930 (mmx_eq<mode>3): New expander. Use
19931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19932 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19933 (mmx_uavgv8qi3): New expander. Use
19934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19935 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19936 (mmx_uavgv4hi3): New expander. Use
19937 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19939 * config/i386/sse.md
19940 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19941 to handle nonimmediate operands.
19942 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19943 to handle nonimmediate operands.
19944 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19945 to handle nonimmediate operands.
19946 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19947 to handle nonimmediate operands.
19948 (sse2_unpckhpd_exp): New expander. Use
19949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19950 (sse2_unpcklpd_exp): New expander. Use
19951 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19952 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19953 to handle nonimmediate operands.
19954 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19955 to handle nonimmediate operands.
19956 (*sse2_<plusminus_insn><mode>3): Rename from
19957 sse2_<plusminus_insn><mode>3 insn pattern.
19958 (sse2_<plusminus_insn><mode>3): New expander. Use
19959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19960 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19961 (sse2_umulv2siv2di3): New expander. Use
19962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19963 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19964 (sse4_1_mulv2siv2di3): New expander. Use
19965 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19966 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19967 (sse2_pmaddwd): New expander. Use
19968 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19969 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19970 (sse2_eq<mode>3): New expander. Use
19971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19972 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19973 (sse4_1_eqv2di3): New expander. Use
19974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19975 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19976 (sse2_uavgv16qi3): New expander. Use
19977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19978 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19979 (sse2_uavgv16qi3): New expander. Use
19980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19981 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19982 (sse2_uavgv8hi3): New expander. Use
19983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19984 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19985 (ssse3_pmulhrswv8hi3): New expander. Use
19986 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19987 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19988 (ssse3_pmulhrswv4hi3): New expander. Use
19989 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19991 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19992 (<sse>_vmmul<mode>3): Ditto.
19993 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19995 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19996 (ssse3_pmaddubsw): Ditto.
19998 * config/i386/i386.c (struct_builtin_description)
19999 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20000 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20001 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20002 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20003 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20004 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20005 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20006 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20007 (ix86_fixup_binary_operands): Assert that src1
20008 and src2 must have the same mode when swapped.
20009 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20010 and ix86_binary_operator_ok. Do not force operands in registers
20013 2008-05-07 Jan Hubicka <jh@suse.cz>
20015 * cgraph.c (dump_cgraph_node): Update.
20016 * cgraph.h (cgraph_local_info): Break out inline summary.
20017 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20019 * ipa-inline (inline_summary): New accestor function.
20020 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20021 cgraph_decide_inlining, compute_inline_parameters): Update.
20022 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20024 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20026 Cleanup ColdFire scheduling support and add V4 pipeline model.
20028 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20029 (define_attr cpu): Add cfv4 value.
20030 (define_attr type, define_attr type1): Merge into a single 'type'
20031 attribute. Update all uses.
20032 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20033 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20035 (define_attr opx_mem, define_attr opy_mem): Remove.
20036 (define_attr op_mem): Clean up, update comment.
20037 (define_attr size): Use specific values instead of general int.
20038 (define_attr guess, define_attr split): Remove. Update all uses.
20039 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20040 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20041 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20042 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20043 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20044 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20045 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20046 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20047 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20048 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20049 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20050 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20051 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20052 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20053 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20054 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20055 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20056 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20057 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20058 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20059 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20060 Update or set attributes.
20061 (stack_tie): New fake instruction.
20063 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20064 (m68k_sched_attr_size): Update declaration.
20065 (m68k_sched_attr_type2): Remove.
20066 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20067 Declare new bypass predicates.
20069 * config/m68k/m68k.c (m68k_sched_issue_rate,
20070 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20072 (TARGET_SCHED_ISSUE_RATE,
20073 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20074 (override_options): Handle scheduling for ColdFire V4 core.
20075 (m68k_expand_prologue): Emit stack_tie.
20076 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20077 'OP_TYPE_FPN'. Update all uses.
20078 (sched_guess_p): Remove.
20079 (sched_address_type): Handle symbolic addresses.
20080 (sched_get_operand): New static function.
20081 (sched_operand_type): Merge into sched_attr_op_type.
20082 (sched_attr_op_type): Handle FP registers, handle quick constants,
20084 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20085 (m68k_sched_attr_size): Update. Move logic to ...
20086 (sched_get_attr_size_int): New static function.
20087 (sched_get_opxy_mem_type): New static function.
20088 (m68k_sched_attr_op_mem): Update.
20089 (m68k_sched_attr_type2): Remove.
20090 (sched_cfv4_bypass_data): New static variable.
20091 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20092 (m68k_sched_issue_rate): Implement scheduler hook.
20093 (struct _sched_ib: enabled_p): New field.
20094 (m68k_sched_variable_issue): Update. Handle V4.
20095 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20096 sched_dump_class_func_t, sched_dump_split_class,
20097 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20098 sched_dump_dfa_class, m68k_sched_dump): Remove.
20099 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20101 (m68k_sched_init_global): Remove statisctics dumping, introduce
20102 sanity check that all instructions have pipeline reservations. Handle
20104 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20105 Handle ColdFire V4 core.
20106 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20107 New static functions.
20108 (m68k_sched_address_bypass_p): New bypass predicate.
20109 (sched_get_indexed_address_scale): New static function.
20110 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20112 * cf.md: Update comments.
20113 (define_attr type2): Remove. Use 'type' attribute instead.
20115 (cf_ib): Rename to cfv123_ib. Update all uses.
20116 (cf_oep): Rename to cfv123_oep. Update all uses.
20117 (cf_chr): Rename to cfv123_chr. Update all uses.
20118 (cf_mem): Rename to cfv123_mem. Update all uses.
20119 (cf_mac): Move to more appropriate place.
20120 (cfv123_guess): New automaton and cpu_unit.
20121 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20122 Update uses of 'size' attribute. Handle before reload scheduling.
20123 (cfv123_guess): New dummy reservation for unhandled instructions.
20124 (cfv4_*): Pipeline description of ColdFire V4 core.
20125 (ignore): New reservation to handle 'ignore' type.
20127 2008-05-07 Ian Lance Taylor <iant@google.com>
20129 PR middle-end/36013
20130 * gimplify.c (find_single_pointer_decl_1): Don't look through
20132 (find_single_pointer_decl): Adjust comments.
20134 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20136 PR middle-end/36137
20137 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20138 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20140 PR middle-end/36106
20141 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20142 integral type rather than floating point, then VIEW_CONVERT_EXPR
20143 to the floating point type.
20145 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20147 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20148 TFmode op0 to register.
20150 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20152 * c-decl.c (grokdeclarator): Comment typo.
20154 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20156 * tree-flow.h: Remove prototype for computed_goto_p.
20157 * tree-cfg.c (computed_goto_p): Make static.
20159 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20162 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20163 (contains_aligned_value_p): This. Handle _Decimal128.
20164 (ix86_function_arg_boundary): Only align _Decimal128 to its
20165 natural boundary and handle it properly.
20167 2008-05-06 Martin Jambor <mjambor@suse.cz>
20169 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20170 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20171 (ipcp_method_set_orig_node): Removed.
20172 (ipcp_cval_get_cvalue_type): Removed.
20173 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20174 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20175 (ipcp_cval_set_cvalue_type): Removed.
20176 (ipcp_cval_get_cvalue): Removed.
20177 (ipcp_cval_set_cvalue): Removed.
20178 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20179 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20180 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20181 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20182 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20183 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20184 (ipcp_get_ith_lattice): Changed parameters.
20185 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20186 (ipcp_lattice_from_jfunc): Changed parameters.
20187 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20188 (ipcp_method_cval_print): Added temporary variable info.
20189 (ipcp_redirect): Removed already unused local variable caller.
20190 (ipcp_redirect): New temporary variable orig_callee_info
20191 (ipcp_redirect): Removed newly unused local variable callee.
20192 (ipcp_redirect): Removed (a bit confusing) local variable type.
20193 (ipcp_insert_stage): Added local variable info.
20194 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20196 (ipcp_formal_create): Removed.
20197 (ipcp_method_cval_set): Removed.
20198 (ipcp_propagate_stage): Renamed lattice variables.
20199 (ipcp_method_cval_set_cvalue_type): Removed.
20200 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20201 (ipcp_print_all_lattices): Changed printed strings to refer to
20202 lattices rather than cvals.
20203 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20204 (ipcp_propagate_const): Changed formal parameters.
20205 (build_const_val): Changed formal parameters.
20206 (ipcp_insert_stage): Removed useless variable cvalue
20207 (build_const_val): Changed formal parameters.
20208 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20209 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20210 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20211 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20212 (ipcp_print_func_profile_counts): Changed string from "method" to
20214 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20215 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20216 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20217 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20218 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20219 (ipcp_lat_is_const): Changed parameters and made inline.
20220 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20221 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20222 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20223 the predicate condition directly
20224 (ipcp_propagate_stage): Added local variable args. Removed local
20225 variable callee. (Both are mere code simplifications.)
20226 (ipcp_method_dont_insert_const): Renamed to
20227 ipcp_node_not_modifiable_p.
20228 (ipcp_node_not_modifiable_p): Made inline.
20229 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20230 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20231 (ipcp_print_all_lattices): Removed variable cvalue
20232 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20235 2008-05-06 Olivier Hainque <hainque@adacore.com>
20237 * tree-sra.c (try_instantiate_multiple_fields): Early return
20238 if field has POINTER_TYPE.
20240 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20242 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20243 by using 'q' specifier for instruction.
20244 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20246 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20248 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20249 Change mode of zero_extract from QImode to HImode.
20250 (sign bit tests peepholes): (Ditto.).
20252 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20254 * config/i386/mmx.md: Remove double backslashes from asm templates.
20255 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20256 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20257 to handle nonimmediate operands.
20258 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20259 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20260 to handle nonimmediate operands.
20261 (*mmx_<code>v2sf3_finite): New insn pattern.
20262 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20263 (mmx_<code>v2sf3): New expander. Use
20264 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20265 (mmx_<plusminus_insn><mode>3): New expander. Use
20266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20267 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20268 (mmx_add<mode>3): Removed.
20269 (mmx_ssadd<mode>3): Ditto.
20270 (mmx_usadd<mode>3): Ditto.
20271 (mmx_sub<mode>3): Ditto.
20272 (mmx_sssub<mode>3): Ditto.
20273 (mmx_ussub<mode>3): Ditto.
20274 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20275 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20276 to handle nonimmediate operands.
20277 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20279 (mmx_smulv4hi3_highpart): New expander. Use
20280 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20281 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20283 (mmx_umulv4hi3_highpart): New expander. Use
20284 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20285 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20286 (mmx_<code>v4hi3): New expander. Use
20287 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20288 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20289 (mmx_<code>v8qi3): New expander. Use
20290 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20291 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20292 (mmx_<code><mode>3): New expander. Use
20293 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20295 2008-05-05 Jan Hubicka <jh@suse.cz>
20297 PR tree-optimization/36118
20298 * passes.c (pass_init_dump_file): Fix dump header.
20300 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20302 PR middle-end/36141
20303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20304 VCE for function decls.
20306 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20308 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20310 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20312 * config/i386/i386.md (sat_plusminus): New.
20313 (plusminus_insn): Likewise.
20314 (plusminus_mnemonic): Likewise.
20316 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20317 (*<addsub><mode>3_cc_overflow): Renamed to ...
20318 (*<plusminus_insn><mode>3_cc_overflow): This.
20319 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20320 (*<plusminus_insn>si3_zext_cc_overflow): This.
20322 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20323 (<plusminus_insn><mode>3): This.
20324 (*<addsub><mode>3): Renamed to ...
20325 (*<plusminus_insn><mode>3): This.
20326 (<sse>_vm<addsub><mode>3): Renamed to ...
20327 (<sse>_vm<plusminus_insn><mode>3): This.
20328 (sse3_h<addsub>v4sf3): Renamed to ...
20329 (sse3_h<plusminus_insn>v4sf3): This.
20330 (sse3_h<addsub>v2df3): Renamed to ...
20331 (sse3_h<plusminus_insn>v2df3): This.
20332 (<plusminus_insn><mode>3): New.
20333 (*<plusminus_insn><mode>3): Likewise.
20334 (sse2_<plusminus_insn><mode>3): Likewise.
20335 (add<mode>): Removed.
20336 (*add<mode>3): Likewise.
20337 (sse2_ssadd<mode>3): Likewise.
20338 (sse2_usadd<mode>3): Likewise.
20339 (sub<mode>3): Likewise.
20340 (*sub<mode>3): Likewise.
20341 (sse2_sssub<mode>3): Likewise.
20342 (sse2_ussub<mode>3): Likewise.
20344 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20346 * gthr-single.h: Add in required interface elements as per gthr.h.
20347 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20348 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20349 Generalize UNUSED macro.
20350 (__gthread_once): Add.
20351 (__gthread_key_create): Add.
20352 (__gthread_key_delete): Add.
20353 (__gthread_getspecific): Add.
20354 (__gthread_setspecific): Add.
20356 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20358 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20359 the same size types for the indirect reference on the rhs, then
20362 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20364 * config/i386/i386.md
20365 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20366 one insn template instead of template series.
20367 (*xordi_1_rex64): Ditto.
20368 (*xordi_2_rex64): Ditto.
20370 2008-05-05 Ira Rosen <irar@il.ibm.com>
20372 PR tree-optimization/36119
20373 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20376 2008-06-04 Jan Hubicka <jh@suse.cz>
20378 tree-optimization/36100
20379 * tree-pass.h (pass_O0_always_inline): Declare.
20380 * ipa-inline.c (inline_transform): Remove dead code.
20381 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20382 pass_O0_always_inline): New.
20383 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20385 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20387 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20388 mnemonic in this_param move for TARGET_64BIT.
20390 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20392 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20393 (*strmovsi_rex_1): Ditto.
20394 (*strsetsi_1): Ditto.
20395 (*strsetsi_rex_1): Ditto.
20397 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20398 adddicc expanders using SWI mode iterator.
20400 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20403 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20406 2008-05-04 David S. Miller <davem@davemloft.net>
20408 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20409 (sparc*-*-linux*): Use linux.h in tm_file.
20410 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20411 compiler defaulting to 32-bit.
20412 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20414 * config/sparc/linux.h: Remove definitions now obtained
20415 properly from linux.h
20416 * config/sparc/linux64.h: Likewise.
20417 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20418 don't want this setting for 32-bit builds in a biarch compiler.
20419 * doc/install.texi: Add sparc-linux to list of targets
20420 supporting --enable-targets=all.
20422 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20424 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20426 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20428 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20429 after V4SI_FTYPE_V8HI.
20430 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20431 case V4SI_FTYPE_V2DF.
20433 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20435 * doc/invoke.texi (max-flow-memory-locations): Removed.
20436 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20438 2008-05-03 Richard Guenther <rguenther@suse.de>
20440 PR middle-end/34973
20441 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20443 2008-05-02 David S. Miller <davem@davemloft.net>
20445 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20447 2008-05-02 Simon Baldwin <simonb@google.com>
20450 * c-common.h (warn_array_subscript_range): Removed.
20451 * c-common.c (warn_array_subscript_range): Ditto.
20452 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20453 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20455 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20457 * config/i386/i386.c (ix86_special_builtin_type): New.
20458 (bdesc_special_args): Likewise.
20459 (ix86_expand_special_args_builtin): Likewise.
20460 (ix86_init_mmx_sse_builtins): Updated.
20461 (ix86_expand_builtin): Updated.
20462 (ix86_expand_store_builtin): Removed.
20463 (ix86_expand_unop_builtin): Likewise.
20465 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20466 * config/i386/mmintrin.h (__v2sf): Here.
20468 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20470 (_mm_loadl_pi): Likewise.
20471 (_mm_storeh_pi): Replace __v2si with __v2sf.
20472 (_mm_storel_pi): Likewise.
20474 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20475 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20476 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20477 __builtin_ia32_loadlpd.
20479 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20481 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20482 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20483 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20484 (ix86_init_mmx_sse_builtins): Updated.
20485 (ix86_expand_args_builtin): Likewise.
20486 (ix86_expand_builtin): Likewise.
20487 (ix86_expand_unop1_builtin): Renamed to ...
20488 (ix86_expand_unop_vec_merge_builtin): This.
20490 2008-05-01 Jan Hubicka <jh@suse.cz>
20493 * ipa-inline.c (inline_generate_summary): Make static.
20494 (inline_transform): Do not call inlining at -O0; make static.
20495 * passes.c (execute_todo): Add sanity check.
20496 (execute_one_ipa_transform_pass): Execute proper flags.
20498 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20500 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20501 (DECL_NONADDRESSABLE_P): Likewise.
20502 * alias.c (record_component_aliases): Fix comment.
20504 2008-05-01 Simon Baldwin <simonb@google.com>
20506 * c-common.h (warn_array_subscript_range): New function.
20507 * c-common.c (warn_array_subscript_range): Ditto.
20508 * tree-vrp.c (check_array_ref): Corrected code to agree with
20509 comment, ignoring only arrays of size 0 or size 1.
20510 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20512 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20514 * config/i386/i386.c (ix86_builtin_type): Replace
20515 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20516 (bdesc_args): Updated.
20517 (ix86_init_mmx_sse_builtins): Likewise.
20518 (ix86_expand_args_builtin): Likewise.
20520 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20523 * doc/extend.texi: Correct __builtin_ia32_palignr.
20525 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20528 * config/i386/i386.c (bdesc_crc32): Removed.
20529 (ix86_expand_crc32): Likewise.
20530 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20531 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20532 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20533 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20534 UINT_FTYPE_UINT_UCHAR.
20535 (bdesc_args): Updated. Add crc32 builtins.
20536 (ix86_init_mmx_sse_builtins): Updated.
20537 (ix86_expand_args_builtin): Updated to support subreg.
20539 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20541 2008-05-01 Jan Hubicka <jh@suse.cz>
20543 * tree-pass.h (opt_pass): Add IPA_PASS.
20544 (varpool_node, cgraph_node): Forward declare.
20545 (ipa_opt_pass): Define.
20546 (pass_ipa_inline): Turn into ipa_opt_pass.
20547 (pass_apply_inline): Remove.
20548 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20549 (apply_inline): Turn into ....
20550 (inline_transform): ... this one.
20551 (inline_generate_summary): New function.
20552 (pass_apply_inline): Remove.
20553 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20555 (struct function): Add ipa_transforms_to_apply.
20556 * passes.c (register_one_dump_file): Work on IPA_PASS.
20557 (init_optimization_passes): Remove pass_inline_parameters and
20559 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20560 (execute_one_pass) ... here; apply transforms when possible.
20561 (add_ipa_transform_pass, execute_ipa_summary_asses,
20562 execute_one_ipa_transform_pass): New.
20563 (execute_ipa_pass_list): Update for IPA_PASS type.
20565 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20567 * config/i386/i386.c (ix86_builtin_type): Add
20568 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20569 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20570 (bdesc_args): Add SSE4a builtins.
20571 (ix86_init_mmx_sse_builtins): Updated.
20572 (ix86_expand_args_builtin): Likewise.
20573 (ix86_expand_builtin): Likewise.
20575 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20577 * config/i386/i386.c (ix86_builtin_type): Add
20578 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20579 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20580 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20581 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20582 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20583 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20584 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20585 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20586 and DI_FTYPE_DI_DI_INT.
20587 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20588 (ix86_init_mmx_sse_builtins): Updated.
20589 (ix86_expand_args_builtin): Likewise.
20590 (ix86_expand_builtin): Likewise.
20591 (ix86_expand_binop_imm_builtin): Removed.
20593 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20595 2008-04-30 Richard Guenther <rguenther@suse.de>
20597 PR tree-optimization/32921
20598 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20600 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20602 * config/arm/arm.c (arm_unwind_emit): Use
20603 crtl->all_throwers_are_sibcalls instead of
20604 cfun->all_throwers_are_sibcalls.
20605 (arm_output_fn_unwind): Likewise.
20606 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20607 instead of cfun->uses_pic_offset_table.
20608 (frv_expand_prologue): Likewise.
20609 (frv_frame_pointer_required): Likewise.
20610 (frv_expand_fdpic_call): Likewise.
20611 (frv_emit_movsi): Likewise.
20612 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20613 cfun->returns_pcc_struct instead of
20614 current_function_returns_pcc_struct.
20615 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20616 instead of cfun->calls_eh_return.
20617 (m32c_pushm_popm): Likewise.
20618 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20619 "extern" declaration.
20621 2008-04-30 Richard Guenther <rguenther@suse.de>
20623 PR tree-optimization/21636
20624 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20626 (evaluate_stmt): Print the likely value.
20627 (ccp_visit_stmt): Avoid excessive vertical spacing.
20629 2008-04-30 Rafael Espíndola <espindola@google.com>
20631 * builtins.c (fold_call_expr): Return realret.
20632 * tree-ssa-threadedge.c
20633 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20634 __builtin_object_size.
20636 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20638 * gcc.c (wrapper_string): New variable.
20639 (insert_wrapper): New function.
20640 (execute): New option -wrapper.
20641 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20643 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20645 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20646 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20647 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20649 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20650 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20651 config/rs6000/e500crtres64gprctr.asm,
20652 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20653 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20654 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20655 config/rs6000/e500crtsav64gprctr.asm,
20656 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20657 config/rs6000/e500crtsavg64gprctr.asm: New files.
20658 * config/rs6000/t-ppccomm: Add build rules for new files.
20659 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20660 * config/rs6000/t-netbsd: Add build rules for new files.
20661 (LIB2FUNCS_STATIC_EXTRA): New variable.
20662 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20663 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20664 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20666 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20668 * config/i386/i386.c (ix86_builtin_type): Add
20669 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20670 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20671 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20672 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20673 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20674 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20675 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20676 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20677 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20678 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20679 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20680 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20681 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20682 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20683 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20684 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20685 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20686 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20687 V1DI_FTYPE_V2SI_V2SI.
20688 (bdesc_2arg): Moved to ...
20689 (bdesc_args): Here.
20690 (ix86_init_mmx_sse_builtins): Updated.
20691 (ix86_expand_args_builtin): Updated. Take a pointer
20692 to const struct builtin_description. Handle comparison
20694 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20695 (ix86_expand_builtin): Updated.
20697 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20698 (ssse3_pmaddubsw128): This.
20699 (ssse3_pmaddubswv4hi3): Renamed to ...
20700 (ssse3_pmaddubsw): This.
20702 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20703 (__builtin_ia32_packssdw128): Likewise.
20704 (__builtin_ia32_packuswb128): Likewise.
20705 (__builtin_ia32_pmaddubsw): Likewise.
20706 (__builtin_ia32_pmaddubsw128): Likewise.
20708 2008-04-30 Richard Guenther <rguenther@suse.de>
20710 PR tree-optimization/14847
20711 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20712 (recognize_bits_test): Use it.
20713 (recognize_single_bit_test): Likewise.
20715 2008-04-30 Martin Jambor <mjambor@suse.cz>
20717 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20718 instead of setting number of formal parameters to zero.
20719 (ipcp_init_stage): Do not set the number of actual parameters to zero
20721 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20722 which are called with variable number of arguments.
20723 (ipcp_insert_stage): Explicitely skipping all nodes which are
20724 called with variable number of arguments.
20725 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20726 number of parameters.
20728 * ipa-prop.h (struct ipa_node_params): Added flag
20729 called_with_var_arguments
20730 (ipa_set_param_count): Added. Changed sole setter to use it.
20731 (ipa_get_param_count): Added. All readers of param_count
20732 converted to use it instead.
20733 (ipa_set_called_with_variable_arg): Added.
20734 (ipa_is_called_with_var_arguments): Added.
20735 (ipa_get_ith_param): Added. All readers of param_decls converted
20737 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20739 (ipa_get_cs_argument_count): Added, all readers of argument_count
20741 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20744 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20745 (struct ipcp_lattice): Renamed cval_type to type
20746 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20748 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20749 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20750 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20751 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20752 (build_const_val): Changed the type of parameter cvalue to tree
20753 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20754 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20756 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20759 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20760 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20761 (ipa_add_method): Renamed to ipa_push_func_to_list
20762 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20763 (ipa_callsite_param_count): Removed.
20764 (ipa_callsite_param_count_set): Removed.
20765 (ipa_callsite_param): Removed.
20766 (ipa_callsite_callee): Removed.
20767 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20768 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20769 (ipa_method_formal_count): Removed.
20770 (ipa_method_formal_count_set): Removed.
20771 (ipa_method_get_tree): Removed.
20772 (ipa_method_tree_map_create): Removed.
20773 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20774 (ipa_create_param_decls_array): Creates the array itself
20775 (ipa_create_param_decls_array): Temporary variable info instead of
20776 a few dereferences.
20777 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20778 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20779 (get_type): Removed.
20780 (ipa_jf_get_info_type): Removed.
20781 (ipa_node_create): Renamed to ipa_create_node_params
20782 (ipa_free): Renamed to ipa_free_all_node_params
20783 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20784 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20785 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20786 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20787 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20788 ipa_free_all_edge_args
20789 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20790 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20791 (ipa_create_methodlist_node): Removed.
20792 (ipa_methodlist_method): Removed.
20793 (ipa_methodlist_method_set): Removed.
20794 (ipa_methodlist_next_method): Removed.
20795 (ipa_methodlist_next_method_set): Removed.
20796 (ipa_method_is_modified): Removed.
20797 (ipa_method_modify_create): Removed.
20798 (ipa_method_modify_init): Temporary variable info instead of a few
20800 (ipa_detect_param_modifications): Temporary variable info instead of
20801 a few dereferences.
20802 (ipa_compute_jump_functions): Temporary variable info instead of
20803 a few dereferences.
20804 (ipa_method_modify_set): Removed.
20805 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20806 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20807 than craph_node as the first parameter.
20808 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20809 (ipa_method_modify_init): Removed.
20810 (ipa_compute_jump_functions): Added a temp variable instead of
20811 repeatadly dereferencing the cgraph_edge.aux pointer
20812 (ipa_callsite_param_set_type): Removed.
20813 (ipa_compute_jump_functions): i renamed to index and moved to
20815 (ipa_callsite_param_set_info_type_formal): Removed.
20816 (ipa_callsite_param_set_info_type): Removed.
20817 (ipa_callsite_param_map_create): Removed.
20818 (ipa_callsite_tree): Removed.
20819 (ipa_callsite_caller): Removed.
20820 (ipa_pop_func_from_list): return_method removed to return_func
20822 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20823 prefixed all values with IPA_. Changed all users.
20824 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20825 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20826 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20827 (union parameter_info): Renamed to jump_func_value.
20828 (union jump_func_value): Renamed value to constant
20829 (struct ipa_jump_func): Renamed info_type to value
20830 (struct ipa_node): Renamed to ipa_node_params
20831 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20832 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20833 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20834 (struct ipa_edge): Renamed to ipa_edge_args
20835 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20836 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20837 (struct ipa_methodlist): Renamed to ipa_func_list
20838 (struct ipa_func_list): method_p renamed to node, next_method
20840 (ipa_methodlist_p): Removed, switched all users to struct pointer
20841 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20843 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20845 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20846 (rs6000_emit_epilogue): Use backchain to restore only when we
20847 have a large frame. Make use of frame pointer to restore if we
20848 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20850 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20852 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20853 Add mode to zero_extract.
20854 (sign bit tests peepholes): (Ditto.).
20856 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20858 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20859 Instructions in comments with SSE3.
20860 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20861 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20862 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20863 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20864 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20865 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20866 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20867 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20868 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20869 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20870 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20871 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20872 (bdesc_sse_args): Renamed to ...
20873 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20874 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20875 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20876 IX86_BUILTIN_FABSQ.
20877 (bdesc_1arg): Moved to ...
20878 (bdesc_args): Here.
20879 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20880 Instructions in comments with SSE3.
20881 (ix86_expand_sse_operands_builtin): Renamed to ...
20882 (ix86_expand_args_builtin): This. Updated.
20883 (ix86_expand_unop1_builtin): Update comments.
20884 (ix86_expand_builtin): Updated.
20886 2008-04-29 Richard Guenther <rguenther@suse.de>
20888 PR tree-optimization/36078
20889 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20890 Update virtual SSA form after cleaning up the CFG.
20892 2008-04-29 Richard Guenther <rguenther@suse.de>
20894 PR middle-end/15255
20895 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20897 2008-04-29 Richard Guenther <rguenther@suse.de>
20899 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20900 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20901 (compute_flow_insensitive_aliasing): Do not treat
20902 PTR_IS_REF_ALL pointers special.
20903 (get_smt_for): Likewise.
20904 (may_alias_p): Re-structure.
20905 (is_escape_site): A ref-all pointer conversion is not an escape site.
20906 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20907 PTR_IS_REF_ALL pointers special.
20908 * tree-ssa-structalias.h (struct alias_info): Remove
20909 ref_all_symbol_mem_tag field.
20910 (PTR_IS_REF_ALL): Remove.
20912 2008-04-29 Richard Guenther <rguenther@suse.de>
20914 PR middle-end/36077
20915 * fold-const.c (extract_muldiv_1): In combining division constants
20916 make sure to never overflow.
20918 2008-04-29 Nick Clifton <nickc@redhat.com>
20920 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20922 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20925 * optc-gen.awk: Work around HP-UX/IA awk bug.
20927 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20929 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20932 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20935 * config/i386/i386.md
20936 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20937 Change operand 1 predicate to nonimmediate_operand.
20939 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20942 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20944 * gengtype.c (walk_type, write_func_for_structure): Handle
20946 * doc/gty.texi: Document chain_circular.
20948 2008-04-28 Richard Guenther <rguenther@suse.de>
20950 PR tree-optimization/36066
20951 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20954 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20957 * config/i386/i386.md
20958 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20959 Use match_scratch instead of match_operand for operands 3 and 4.
20961 2008-04-27 Richard Guenther <rguenther@suse.de>
20963 PR tree-optimization/18754
20964 PR tree-optimization/34223
20965 * tree-pass.h (pass_complete_unrolli): Declare.
20966 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20967 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20968 Rewrite loop into loop closed SSA form if it is not already.
20969 (tree_unroll_loops_completely): Re-structure to iterate over
20970 innermost loops with intermediate CFG cleanups.
20971 Unroll outermost loops only if requested or the code does not grow
20973 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20974 loops are available.
20975 (tree_vectorize): Instead do so here.
20976 (tree_complete_unroll): Also unroll outermost loops.
20977 (tree_complete_unroll_inner): New function.
20978 (gate_tree_complete_unroll_inner): Likewise.
20979 (pass_complete_unrolli): New pass.
20980 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20981 uses outside of the loop.
20982 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20983 form if it is available.
20984 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20985 * passes.c (init_optimization_passes): Schedule complete inner
20986 loop unrolling pass before the first CCP pass after final inlining.
20988 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20990 * targhooks.h (default_emutls_var_fields,
20991 default_emutls_var_init): Declare.
20992 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20993 * target.h (struct gcc_target): Add struct emutls member.
20994 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20995 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20996 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20997 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20998 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20999 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21000 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21001 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21002 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21003 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21004 emit debug information.
21005 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21006 * varasm.c: Include targhooks.h.
21007 (emutls_object_section, emutls_tmpl_section): New.
21008 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21009 (EMUTLS_SEPARATOR): New.
21010 (prefix_name): New.
21011 (get_emutls_object_name): New.
21012 (default_emutls_var_fields): New, broken out of ...
21013 (get_emutls_object_type): ... here. Adjust to use target hooks.
21014 (get_emutls_init_templ_addr): Adjust to use target hooks.
21015 (emutls_decl): Adjust to use target hooks.
21016 (emutls_finish): Likewise.
21017 (default_emutls_var_init): New, broken out of ...
21018 (assemble_variable): ... here. Adjust to use target hooks.
21019 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21020 SECCAT_EMUTLS_TMPL.
21021 * c-common.c (handle_section_attribute): Prevent overriding
21022 sections for emulated tls with special sections.
21023 * config/i386/i386.c (x86_64_elf_select_section): Add
21024 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21025 (x86_64_elf_unique_section): Likewise.
21026 * config/vxworks.c: Include tree.h.
21027 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21028 (vxworks_override_options): Set TLS scheme.
21029 * doc/tm.texi (Emulated TLS): New node.
21031 2008-04-26 Simon Baldwin <simonb@google.com>
21034 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21035 with propagated string constants.
21037 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21039 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21040 constraint for operand 2 when operand 0 is memory operand.
21041 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21042 operand 0 is memory operand.
21043 (fix_trunc<mode>_i387_with_temp): Ditto.
21044 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21045 operand 2 when operand 1 is memory operand.
21046 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21047 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21048 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21049 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21050 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21051 operands 2,3 and 4 when operand 1 is memory operand.
21052 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21054 (fistdi2_floor_with_temp): Ditto.
21055 (fist<mode>2_floor_with_temp): Ditto.
21056 (fistdi2_ceil_with_temp): Ditto.
21057 (fist<mode>2_ceil_with_temp): Ditto.
21058 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21060 2008-04-26 David Daney <ddaney@avtrex.com>
21062 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21064 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21065 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21066 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21067 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21068 (compare_and_swap_12): New insn.
21069 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21070 * config/mips/mips.c (mips_force_binary): New function.
21071 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21072 (mips_expand_compare_and_swap_12): New function.
21073 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21075 2008-04-25 Jan Hubicka <jh@suse.cz>
21078 * cfgexpand.c (pass_expand): Turn into RTL pass.
21079 * passes.c (execute_one_pass): Do pass typechecking after execution.
21080 * tree-pass.h (pass_expand): Turn into RTL pass.
21082 * function.h (struct rtl_data): Move here fields
21083 accesses_prior_frames, calls_eh_return, saves_all_registers,
21084 has_nonlocal_goto, has_asm_statement, is_thunk,
21085 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21086 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21087 arg_pointer_save_area_init from struct function; turn into bool.
21088 (struct function): Move
21089 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21090 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21091 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21092 tail_call_emit, arg_pointer_save_area_init
21093 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21094 (current_function_returns_struct, current_function_returns_pcc_struct,
21095 current_function_calls_setjmp, current_function_calls_alloca,
21096 current_function_accesses_prior_frames,
21097 current_function_calls_eh_return, current_function_is_thunk,
21098 current_function_stdarg, current_function_profile,
21099 current_function_limit_stack, current_function_uses_pic_offset_table,
21100 current_function_uses_const_pool, current_function_has_nonlocal_label,
21101 current_function_saves_all_registers,
21102 current_function_has_nonlocal_goto,
21103 current_function_has_asm_statement): Remove accesor macros.
21104 * ra-conflict.c (global_conflicts): Update.
21105 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21106 (suitable_for_tail_call_opt_p): Update.
21107 * builtins.c (expand_builtin_return_addr): Update.
21108 (expand_builtin_setjmp_setup): Update.
21109 (expand_builtin_nonlocal_goto): Update.
21110 * final.c (final_start_function): Update.
21111 (profile_function): Update.
21112 (leaf_function_p): Update.
21113 (only_leaf_regs_used): Update.
21114 * df-scan.c (df_get_exit_block_use_set): Update.
21115 * dojump.c (clear_pending_stack_adjust): Update.
21116 * tree-stdarg.c (gate_optimize_stdarg): Update.
21117 * gimple-low.c (lower_function_body): Update.
21118 * global.c (compute_regsets): Update.
21119 (global_alloc): Update.
21120 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21121 * expr.c (expand_assignment): Update.
21122 * dse.c (dse_step0): Update.
21123 (dse_step1): Update.
21124 * c-decl.c (store_parm_decls): Update.
21125 * local-alloc.c (combine_regs): Update.
21126 (find_free_reg): Update.
21127 * function.c (assign_parms_augmented_arg_list): Update.
21128 (assign_parm_find_data_types): Update.
21129 (assign_parms): Update.
21130 (allocate_struct_function): Update.
21131 (expand_function_start): Update.
21132 (expand_function_end): Update.
21133 (get_arg_pointer_save_area): Update.
21134 (thread_prologue_and_epilogue_insns): Update.
21135 (rest_of_match_asm_constraints): Update.
21136 * stor-layout.c (variable_size): Update.
21137 * gcse.c (gcse_main): Update.
21138 (bypass_jumps): Update.
21139 * gimplify.c (gimplify_function_tree): Update.
21140 * calls.c (emit_call_1): Update.
21141 (expand_call): Update.
21142 * bt-load.c (compute_defs_uses_and_gen): Update.
21143 * except.c (sjlj_assign_call_site_values): Update.
21144 (sjlj_emit_function_enter): Update.
21145 (can_throw_external): Update.
21146 (set_nothrow_function_flags): Update.
21147 (expand_builtin_unwind_init): Update.
21148 (expand_eh_return): Update.
21149 (convert_to_eh_region_ranges): Update.
21150 (output_function_exception_table): Update.
21151 * emit-rtl.c (gen_tmp_stack_mem): Update.
21152 * cfgexpand.c (expand_used_vars): Update.
21153 (tree_expand_cfg): Update.
21154 * cfgcleanup.c (rest_of_handle_jump): Update.
21155 * explow.c (allocate_dynamic_stack_space): Update.
21156 * varasm.c (assemble_start_function): Update.
21157 (force_const_mem): Update.
21158 (mark_constant_pool): Update.
21159 * tree-optimize.c (tree_rest_of_compilation): Update.
21160 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21161 * tree-cfg.c (notice_special_calls): Update.
21162 (is_ctrl_altering_stmt): Update.
21163 (tree_can_make_abnormal_goto): Update.
21164 (tree_purge_dead_abnormal_call_edges): Update.
21165 * config/alpha/predicates.md: Update.
21166 * config/alpha/alpha.c (alpha_sa_mask): Update.
21167 (alpha_sa_size): Update.
21168 (alpha_does_function_need_gp): Update.
21169 (alpha_expand_prologue): Update.
21170 (alpha_start_function): Update.
21171 (alpha_output_function_end_prologue): Update.
21172 (alpha_expand_epilogue): Update.
21173 * config/frv/frv.c (frv_stack_info): Update.
21174 (frv_expand_epilogue): Update.
21175 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21176 (s390_register_info): Update.
21177 (s390_frame_info): Update.
21178 (s390_init_frame_layout): Update.
21179 (s390_can_eliminate): Update.
21180 (save_gprs): Update.
21181 * config/spu/spu.c (spu_split_immediate): Update.
21182 (need_to_save_reg): Update.
21183 (spu_expand_prologue): Update.
21184 (spu_expand_epilogue): Update.
21185 * config/sparc/sparc.md: Update.
21186 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21187 (sparc_tls_got): Update.
21188 (legitimize_pic_address): Update.
21189 (sparc_emit_call_insn): Update.
21190 (sparc_expand_prologue): Update.
21191 (output_return): Update.
21192 (print_operand): Update.
21193 (sparc_function_ok_for_sibcall): Update.
21194 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21195 * config/m32r/m32r.md: Update.
21196 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21197 (m32r_compute_frame_size): Update.
21198 (m32r_expand_prologue): Update.
21199 (m32r_expand_epilogue): Update.
21200 (m32r_legitimize_pic_address): Update.
21201 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21202 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21203 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21204 (gen_push): Update.
21205 (ix86_save_reg): Update.
21206 (ix86_compute_frame_layout): Update.
21207 (ix86_expand_prologue): Update.
21208 (ix86_expand_epilogue): Update.
21209 * config/sh/sh.c (output_stack_adjust): Update.
21210 (calc_live_regs): Update.
21211 (sh5_schedule_saves): Update.
21212 (sh_expand_prologue): Update.
21213 (sh_expand_epilogue): Update.
21214 (sh_setup_incoming_varargs): Update.
21215 (sh_allocate_initial_value): Update.
21216 (sh_get_pr_initial_val): Update.
21217 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21218 * config/sh/sh.md (label:): Update.
21219 * config/avr/avr.c (out_movhi_mr_r): Update.
21220 * config/crx/crx.h (enum): Update.
21221 * config/xtensa/xtensa.h (along): Update.
21222 * config/stormy16/stormy16.c Update.
21223 (xstormy16_compute_stack_layout): Update.
21224 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21225 (fr30_expand_prologue): Update.
21226 * config/cris/cris.c (cris_conditional_register_usage): Update.
21227 (cris_reg_saved_in_regsave_area): Update.
21228 (cris_initial_frame_pointer_offset): Update.
21229 (cris_simple_epilogue): Update.
21230 (cris_expand_prologue): Update.
21231 (cris_expand_epilogue): Update.
21232 (cris_expand_pic_call_address): Update.
21233 (cris_asm_output_symbol_ref): Update.
21234 (cris_asm_output_label_ref): Update.
21235 * config/cris/cris.md Update.
21236 * config/iq2000/iq2000.c (compute_frame_size): Update.
21237 (iq2000_expand_epilogue): Update.
21238 * config/mt/mt.h (save_direction): Update.
21239 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21240 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21241 (ia64_secondary_reload_class): Update.
21242 * config/m68k/m68k.c (m68k_save_reg): Update.
21243 (m68k_expand_prologue): Update.
21244 (m68k_expand_epilogue): Update.
21245 (legitimize_pic_address): Update.
21246 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21247 (first_reg_to_save): Update.
21248 (first_altivec_reg_to_save): Update.
21249 (compute_vrsave_mask): Update.
21250 (compute_save_world_info): Update.
21251 (rs6000_stack_info): Update.
21252 (spe_func_has_64bit_regs_p): Update.
21253 (rs6000_ra_ever_killed): Update.
21254 (rs6000_emit_eh_reg_restore): Update.
21255 (rs6000_emit_allocate_stack): Update.
21256 (rs6000_emit_prologue): Update.
21257 (rs6000_emit_epilogue): Update.
21258 (rs6000_output_function_epilogue): Update.
21259 (output_profile_hook): Update.
21260 (rs6000_elf_declare_function_name): Update.
21261 * config/rs6000/rs6000.h (rs6000_args): Update.
21262 * config/rs6000/rs6000.md: Update.
21263 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21264 * config/arc/arc.c (arc_output_function_epilogue): Update.
21265 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21266 * config/darwin.c (machopic_function_base_name): Update.
21267 * config/score/score3.c (score3_compute_frame_size): Update.
21270 (score3_epilogue): Update.
21271 * config/score/score7.c (score7_compute_frame_size): Update.
21272 (score7_prologue): Update.
21273 (score7_epilogue): Update.
21274 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21275 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21276 * config/arm/arm.c (use_return_insn): Update.
21277 (require_pic_register): Update.
21278 (arm_load_pic_register): Update.
21279 (arm_compute_save_reg0_reg12_mask): Update.
21280 (arm_compute_save_reg_mask): Update.
21281 (thumb1_compute_save_reg_mask): Update.
21282 (output_return_instruction): Update.
21283 (arm_output_function_prologue): Update.
21284 (arm_output_epilogue): Update.
21285 (arm_get_frame_offsets): Update.
21286 (arm_expand_prologue): Update.
21287 (thumb_pushpop): Update.
21288 (thumb_exit): Update.
21289 (thumb1_expand_prologue): Update.
21290 (thumb1_expand_epilogue): Update.
21291 (arm_unwind_emit): Update.
21292 (arm_output_fn_unwind): Update.
21293 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21294 * config/arm/arm.md: Update.
21295 * config/pa/pa.md: Update.
21296 * config/pa/pa.c (legitimize_pic_address): Update.
21297 (compute_frame_size): Update.
21298 (hppa_expand_prologue): Update.
21299 (hppa_expand_epilogue): Update.
21300 (borx_reg_operand): Update.
21301 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21302 (HARD_REGNO_RENAME_OK): Update.
21303 * config/mips/mips.c (mips_global_pointer): Update.
21304 (mips_save_reg_p): Update.
21305 (mips_compute_frame_info): Update.
21306 (mips_frame_pointer_required): Update.
21307 (mips_expand_prologue): Update.
21308 (mips_expand_epilogue): Update.
21309 (mips_can_use_return_insn): Update.
21310 (mips_reorg_process_insns): Update.
21311 * config/v850/v850.c (compute_register_save_size): Update.
21312 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21313 * config/mmix/mmix.c (along): Update.
21314 (mmix_expand_epilogue): Update.
21315 * config/bfin/bfin.c (legitimize_pic_address): Update.
21316 (must_save_p): Update.
21317 (stack_frame_needed_p): Update.
21318 (add_to_reg): Update.
21319 (bfin_expand_prologue): Update.
21320 * stmt.c (expand_asm_operands): Update.
21321 * reload1.c (reload): Update.
21322 (init_elim_table): Update.
21324 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21326 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21328 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21330 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21331 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21332 (mov<mode>): Removed.
21333 (*movv4sf_internal): Likewise.
21334 (*movv2df_internal): Likewise.
21336 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21338 * config.gcc (crx-*-elf): Remove deprecation.
21340 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21342 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21343 __gcc_deregister_frame with atexit.
21344 (deregister_frame_dtor): Remove.
21346 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21347 Nathan Sidwell <nathan@codesourcery.com>
21349 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21351 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21352 (rs6000_isel): Likewise.
21353 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21354 (rs6000_isel): New variable.
21355 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21357 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21360 * c-common.c (handle_vector_size_attribute): Call
21361 lang_hooks.types.reconstruct_complex_type instead of
21362 reconstruct_complex_type.
21363 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21364 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21365 * langhooks.h (struct lang_hooks_for_types): Add
21366 reconstruct_complex_type hook.
21367 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21368 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21370 2008-04-24 Richard Guenther <rguenther@suse.de>
21372 * c-common.h (check_builtin_function_arguments): Declare.
21373 * c-common.c (validate_nargs): New function.
21374 (check_builtin_function_arguments): Likewise.
21375 * c-typeck.c (build_function_call): Call
21376 check_builtin_function_arguments.
21377 * builtins.c (fold_builtin_classify): Remove error reporting code.
21378 (fold_builtin_unordered_cmp): Likewise.
21379 (fold_builtin_1): Likewise.
21380 (fold_builtin_n): Likewise.
21382 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21384 PR tree-optimization/36008
21385 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21386 the original op1, rather than delta by step.
21388 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21389 Sebastian Pop <sebastian.pop@amd.com>
21391 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21392 eliminate_local_variables_stmt, eliminate_local_variables,
21393 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21394 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21395 of code delimited by two edges in the CFG.
21396 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21397 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21398 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21399 the case of parallelisation of reductions.
21400 (expr_invariant_in_region_p): New.
21402 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21403 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21405 2008-04-24 Ira Rosen <irar@il.ibm.com>
21406 Richard Guenther <rguenther@suse.de>
21408 PR tree-optimization/36034
21409 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21410 incapable of dealing with loads with gaps.
21412 2008-04-24 Rafael Espíndola <espindola@google.com>
21414 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21415 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21416 vrp_evaluate_conditional.
21417 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21418 (vrp_evaluate_conditional): Split the cond argument.
21419 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21420 (simplify_stmt_for_jump_threading): Update call to
21421 vrp_evaluate_conditional.
21423 2008-04-24 Ira Rosen <irar@il.ibm.com>
21425 PR tree-optimization/35982
21426 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21427 interleaved data-refs are of the same type.
21429 2008-04-24 Danny Smith <dannysmith@users.net>
21431 * c-format.c (check_format_info_main): Use strncmp rather than a
21432 magic prefix to handle multichar length specs.
21433 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21434 Don't prefix "I64" and "I32" with '\0'.
21436 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21439 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21440 in registers for -m32 only if stdarg_p (fntype).
21442 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21444 PR rtl-optimization/36006
21445 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21446 temp to op0 in order to avoid invalid rtx sharing.
21448 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21450 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21451 check TREE_INVARIANT.
21452 * tree-gimple.c (is_gimple_address): New.
21453 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21454 * tree-gimple.h (is_gimple_address): New.
21455 * tree.h (decl_address_invariant_p): New.
21456 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21457 (build_string): Likewise.
21458 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21459 (tree_invariant_p_1): Likewise.
21460 (save_expr): Use it.
21461 (tree_invariant_p): New.
21462 (skip_simple_arithmetic): Use it.
21463 (stabilize_reference_1): Use it.
21464 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21466 (build1_stat): Drop code to compute TREE_INVARIANT.
21467 (build2_stat): Drop code to compute TREE_INVARIANT.
21468 (build3_stat): Drop code to compute TREE_INVARIANT.
21469 (build4_stat): Drop code to compute TREE_INVARIANT.
21470 (build5_stat): Drop code to compute TREE_INVARIANT.
21471 (build7_stat): Drop code to compute TREE_INVARIANT.
21472 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21473 * tree.h (struct tree_base): Remove invariant_flag.
21474 (TREE_INVARIANT): Remove.
21475 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21476 (fold_builtin_expect): Check TREE_CONSTANT.
21477 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21478 * c-tree.h (c_expr_to_decl): Drop third parameter.
21479 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21480 (build_c_cast): Don't set TREE_INVARIANT.
21481 (pop_init_level): Don't set TREE_INVARIANT.
21482 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21483 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21485 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21486 (gimplify_addr_expr): Adjust comment.
21487 * tree-mudflap.c (mf_build_string):
21488 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21489 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21490 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21491 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21492 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21493 * langhooks.h (struct lang_hooks): Drop third parameter from
21496 2008-04-23 Richard Guenther <rguenther@suse.de>
21498 PR tree-optimization/27799
21499 PR tree-optimization/32921
21500 PR tree-optimization/32624
21501 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21502 SMTs aliases and the tag itself into the solution.
21503 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21504 merge the points-to solution back into the SMT aliases.
21505 (may_alias_p): Use alias_set_subset_of instead of
21506 aliases_conflict_p. A pointer which points to
21507 memory with alias set zero may access any variable.
21509 2008-04-23 Richard Guenther <rguenther@suse.de>
21511 * alias.c (alias_set_subset_of): Correctly handle asking
21512 if zero is a subset of an alias set with zero child.
21513 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21514 (compute_flow_insensitive_aliasing): Correctly walk all
21515 pointers. Do not unnecessarily union sets.
21517 2008-04-23 Richard Guenther <rguenther@suse.de>
21519 PR middle-end/36021
21520 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21522 2008-04-22 Tomas Bily <tbily@suse.cz>
21524 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21526 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21528 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21529 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21530 * tree-inline.c (estimate_num_insns_1): Likewise.
21531 * varasm.c (const_hash_1, compare_constant, copy_constant)
21532 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21533 * emit-rtl.c (component_ref_for_mem_expr)
21534 (set_mem_attributes_minus_bitpos): Likewise.
21535 * expr.c (highest_pow2_factor, expand_expr_real_1)
21536 (is_aligning_offset): Likewise.
21537 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21538 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21539 * dojump.c (do_jump): Likewise.
21540 * builtins.c (get_pointer_alignment, get_memory_rtx)
21541 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21542 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21544 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21546 PR rtl-optimization/36017
21547 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21548 expanding the library call.
21550 2008-04-22 Ian Lance Taylor <iant@google.com>
21552 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21553 than size_in_bytes.
21555 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21557 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21558 of LR/CTR moves for Power6.
21560 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21562 PR middle-end/36003
21563 * passes.c (init_optimization_passes): Remove
21564 pass_fast_rtl_byte_dce.
21566 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21569 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21570 builtin functions to generate faster code.
21571 (_mm_cvtpu16_ps): Ditto.
21572 (_mm_cvtpi32x2_ps): Ditto.
21574 2008-04-22 Nick Clifton <nickc@redhat.com>
21576 * common.opt (ftree-loop-distribution): Add Optimization
21579 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21580 (frv_expand_builtin_va_start): Likewise.
21582 * config/arm/arm.c (thumb_find_work_register): Fix location of
21583 argument register count.
21585 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21587 Support scheduling for ColdFire V1 and V3 microarchitecture.
21588 Improve scheduling of multiplication instructions.
21590 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21591 (mac): New instruction attribute.
21592 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21593 (m68k_sched_mac): New variable.
21594 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21595 Handle cfv1 and cfv3.
21596 (max_insn_size): New static variable.
21597 (struct _sched_ib): New type.
21598 (sched_ib): New static variable.
21599 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21600 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21601 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21603 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21604 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21605 new variables. Update.
21606 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21607 Add modeling of cfv3 instruction buffer. Update.
21608 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21609 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21610 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21611 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21612 a particular reservation applies to.
21613 (type2): Reorganize attribute values. Rename alu to alu_reg,
21614 alu_l to alu, move_l to omove. Join move to alu. Split mul
21615 to mul_l and mul_w.
21616 (cf_ib_*): Simplify description of instruction buffer.
21617 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21618 (cf_mem): Split into cf_mem1 and cf_mem2.
21619 (cf_v2_move_??): Rename to cfv12_alu_??.
21620 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21621 (cf_v2_mul_??): Remove reservations.
21622 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21623 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21624 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21626 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21627 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21628 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21629 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21630 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21631 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21632 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21633 expansions of the above reservations for instructions of sizes
21636 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21638 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21640 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21642 * coverage.c: Include tree-pass.h.
21643 (coverage_counter_alloc): Print da_file_name to the dump file.
21645 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21647 * sbitmap.c (sbitmap_range_empty_p): New function.
21648 * sbitmap.h (sbitmap_range_empty_p): New function.
21649 * bitmap.h: Now includes obstack.h.
21651 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21652 Kenneth Zadeck <zadeck@naturalbridge.com>
21654 * dbgcnt.def (ra_byte_scan): Added.
21655 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21656 when the last hit happens for a counter.
21657 * timevar.def (TV_DF_BYTE_LR): New variable.
21658 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21659 * passes.c (pass_fast_rtl_byte_dce): New pass.
21660 * fwprop.c (update_df): Added mode to call df_ref_create.
21661 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21662 DF_REF_EXTRACT_OFFSET.
21663 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21664 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21666 (df_ref_extract): Added mode field.
21667 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21668 DF_REF_EXTRACT_OFFSET.
21669 (DF_REF_EXTRACT_MODE): New macro.
21670 (df_byte_lr_bb_info): New structure.
21671 (df_print_byte_regset, df_compute_accessed_bytes,
21672 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21673 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21674 df_byte_lr_simulate_uses,
21675 df_byte_lr_simulate_artificial_refs_at_top,
21676 df_byte_lr_simulate_artificial_refs_at_end,
21677 df_compute_accessed_bytes): New function.
21678 (df_ref_create): Add parameter.
21679 (df_byte_lr_get_bb_info): New inline function.
21680 * df-scan.c (df_ref_record, df_uses_record,
21681 df_ref_create_structure): Added mode parameter.
21682 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21683 df_defs_record, df_uses_record, df_get_conditional_uses,
21684 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21685 df_entry_block_defs_collect, df_exit_block_uses_collect):
21686 Added mode parameter to calls to df_ref_record, df_uses_record,
21687 df_ref_create_structure.
21688 (df_ref_equal_p, df_ref_compare): Added test for modes.
21689 (df_ref_create_structure): Added code to set mode. Renamed
21690 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21691 DF_REF_EXTRACT_OFFSET.
21692 * df-core.c (df_print_byte_regset): New function.
21693 * df-byte-scan.c: New file.
21694 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21695 calls to BITMAP_FREE.
21696 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21697 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21698 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21699 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21700 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21701 df_byte_lr_local_compute, df_byte_lr_init,
21702 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21703 df_byte_lr_transfer_function, df_byte_lr_free,
21704 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21705 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21706 df_byte_lr_simulate_uses,
21707 df_byte_lr_simulate_artificial_refs_at_top,
21708 df_byte_lr_simulate_artificial_refs_at_end): New function.
21709 * dce.c (byte_dce_process_block): New function.
21710 (dce_process_block): au is now passed in rather than computed
21711 locally. Changed loops that look at artificial defs to not look
21712 for conditional or partial ones, because there never are any.
21713 (fast_dce): Now is able to drive byte_dce_process_block or
21714 dce_process_block depending on the kind of dce being done.
21715 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21716 (rest_of_handle_fast_byte_dce): New function.
21717 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21718 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21720 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21723 * gcc.h: Added fortran options that take arguments to
21724 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21727 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21729 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21730 scalarization if on the LHS and not a full access.
21732 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21734 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21736 2008-04-18 Rafael Espíndola <espindola@google.com>
21738 * tree-vrp.c (find_case_label_index): Fix the binary search.
21739 (find_case_label_range): New.
21740 (vrp_visit_switch_stmt): Use find_case_label_range.
21741 (simplify_switch_using_ranges): Use find_case_label_range.
21743 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21745 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21746 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21748 2008-04-18 Tom Tromey <tromey@redhat.com>
21751 * doc/cpp.texi (Implementation-defined behavior): Mention
21754 2008-04-18 Ian Lance Taylor <iant@google.com>
21756 * fold-const.c (pointer_may_wrap_p): New static function.
21757 (fold_comparison): Add another test for pointer overflow. Use
21758 pointer_may_wrap_p to disable some false positives.
21760 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21762 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21763 (fname_as_string): Match updated cpp_interpret_string prototype.
21764 (fix_string_type): Support char16_t* and char32_t*.
21765 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21766 derivative) nodes. Register as builtin if C++0x.
21767 (c_parse_error): Support CPP_CHAR{16,32}.
21768 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21769 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21770 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21771 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21772 CTI_CHAR32_ARRAY_TYPE>: New elements.
21773 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21774 char32_type_node, signed_char32_type_node, char16_array_type_node,
21775 char32_array_type_node): New defines.
21776 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21777 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21778 (lex_string): Support CPP_STRING{16,32}, match updated
21779 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21780 (lex_charconst): Support CPP_CHAR{16,32}.
21781 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21782 and CPP_STRING{16,32}.
21784 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21787 * aclocal.m4: Regenerate.
21788 * configure: Regenerate.
21790 2008-04-18 Jan Hubicka <jh@suse.cz>
21792 * except.c (dw2_size_of_call_site_table,
21793 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21795 * cgraphbuild.c (build_cgraph_edges): Update.
21796 * tree-pass.h: Update comment.
21797 * final.c (leaf_function_p): Update.
21798 (leaf_renumber_regs): Update.
21799 (rest_of_clean_state): Update.
21800 * omp-low.c (expand_omp_parallel): Update.
21801 * ipa-reference.c (analyze_function): Update.
21802 * reorg.c (find_end_label): Update.
21803 (optimize_skip): Update.
21804 (fill_simple_delay_slots): Update.
21805 (fill_simple_delay_slots): Update.
21806 (make_return_insns): Update.
21807 (dbr_schedule): Update.
21808 * gimple-low.c (record_vars_into): Update.
21809 * cfgbuild.c (make_edges): Update.
21810 * function.c (assign_stack_local): Update.
21811 (assign_parm_adjust_stack_rtl): Update.
21812 (locate_and_pad_parm): Update.
21813 (allocate_struct_function): Do not initialize stack_alignment_needed
21814 and preferred_stack_boundary here.
21815 (stack_protect_prologue): Update.
21816 (stack_protect_epilogue): Update.
21817 (expand_function_start): Initialize stack_alignment_needed,
21818 preferred_stack_boundary and max_jumptable_ents.
21819 (expand_function_end): Update.
21820 (free_after_compilation): Do not NULLify epilogue_delay_list.
21821 * function.h (struct rtl_data): Add stack_protect_guard,
21822 stack_alignment_needed,
21823 preferred_stack_boundary, epilogue_delay_list.
21824 (struct function): Remove value_histograms, stack_alignment_needed,
21825 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21827 unexpanded_var_list, stack_protect_guard.
21828 (current_function_epilogue_delay_list): Remove.
21829 * ipa-type-escape.c (analyze_function): Update.
21830 * gimplify.c (pop_gimplify_context): Update comment.
21831 * calls.c (expand_call): Update.
21832 (emit_library_call_value_1): Update.
21833 * except.c (set_nothrow_function_flags): Update.
21834 * cfgexpand.c (get_decl_align_unit): Update.
21835 (create_stack_guard): Update.
21836 (estimated_stack_frame_size): Update.
21837 (expand_used_vars): Update.
21838 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21839 * explow.c (allocate_dynamic_stack_space): Update.
21840 * tree-ssa-live.c (remove_unused_locals): Update.
21841 * varasm.c (mark_constant_pool): Update.
21842 * tree-inline.c (remap_decls): Update.
21843 (initialize_cfun): Update.
21844 (declare_return_variable): Update.
21845 (inline_forbidden_p): Update.
21846 (expand_call_inline): Update.
21847 (declare_inline_vars): Update.
21848 (tree_function_versioning): Update.
21849 * tree-flow.h (value_histograms): New.
21850 (VALUE_HISTOGRAMS): New macro.
21851 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21853 * tree-cfg.c (set_bb_for_stmt): Update.
21854 (replace_by_duplicate_decl): Update.
21855 (move_block_to_fn): Update.
21856 (new_label_mapper): Update.
21857 (dump_function_to_file): Update.
21858 * ipa-struct-reorg.c (build_data_structure): Update.
21859 * cfgrtl.c (print_rtl_with_bb): Update.
21860 * reload1.c (reload): Update.
21862 * config/i386/i386.c (setup_incoming_varargs_64,
21863 ix86_compute_frame_layout): Update.
21864 * config/arc/arc.c (arc_output_function_epilogue): Update.
21866 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21868 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21869 for FreeBSD as well.
21870 * gthr-posix95.h: Likewise.
21872 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21874 PR rtl-optimization/35838
21875 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21876 out the byte offset of the first subreg.
21878 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21880 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21881 to split_ti instead of three separate calls with single member arrays.
21882 (subti3 splitter): Ditto.
21883 (adddi3 splitter): Ditto with split_di.
21884 (subdi3 splitter): Ditto.
21885 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21886 two separate calls with single member arrays. Swap match_dup
21887 operands 1 and 2 to better fit into the array.
21888 (negdi2 splitter): Ditto with split_di.
21889 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21890 two separate calls with single member arrays. Swap match_dup operands
21891 6 and 7 to better fit into the array.
21893 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21895 * config/i386/i386.c (sse_builtin_type): New.
21896 (bdesc_sse_args): Likewise.
21897 (bdesc_sse_3arg): Removed.
21898 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21899 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21900 IX86_BUILTIN_ROUNDPS.
21901 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21902 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21903 IX86_BUILTIN_ROUNDPS.
21904 (ix86_expand_sse_4_operands_builtin): Removed.
21905 (ix86_expand_sse_operands_builtin): New.
21906 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21907 and CODE_FOR_sse4_1_roundps.
21908 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21909 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21911 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21914 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21915 regs before frame pop when needed. If use_backchain_to_restore_sp
21916 then load backchain into a temp reg to restore vr and vrsave. Add
21917 code to restore vr after frame pop if possible.
21919 2008-04-17 Richard Guenther <rguenther@suse.de>
21921 * tree-vn.c (expressions_equal_p): Do not check type
21922 equality or compatibility before calling operand_equal_p.
21923 * fold-const.c (operand_equal_p): Check equivalence of
21924 integer constants before bailing out due to signedness or
21925 precision differences.
21926 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21927 spurious differences in type qualification. Ignore types
21928 for COMPONENT_REFs at all.
21930 2008-04-17 Christian Bruel <christian.bruel@st.com>
21932 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21933 msw_skip comparison.
21935 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21938 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21941 PR tree-optimization/35899
21942 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21943 rather than TREE_OPERAND.
21945 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21948 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21949 temporary registers. Change operand predicate to general_operand.
21950 (remainderxf3): Ditto.
21952 2008-04-16 Richard Guenther <rguenther@suse.de>
21954 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21955 * tree-affine.c (aff_combination_expand): Look through some
21958 2008-04-15 Doug Kwan <dougkwan@google.com>
21960 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21962 * tree-pretty-print.c (dump_generic_node): Ditto.
21963 * final.c (output_addr_const): Ditto.
21964 * dwarf2out.c (output_cfi): Ditto.
21965 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21966 * print-rtl.c (print_rtx): Ditto.
21967 * print-tree.c (print_node_brief, print_node): Ditto.
21968 * c-common.c (match_case_to_enum_1): Ditto.
21969 * sched-vis.c (print_value): Ditto.
21970 * config/i386/i386.c (print_operand): Cast to long unsigned int
21973 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21974 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21975 MS Windows VirtualProtect function.
21977 2008-04-15 Jan Hubicka <jh@suse.cz>
21979 * gengtype.c (write_root): Param_is argument is OK.
21980 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21981 * function.h: Include varray.h
21982 (rtl_eh): New stucture based on except.c one.
21983 (call_site_record): New forward declaration and vector type.
21984 * calls.c (emit_call_1): Do not call
21985 note_current_region_may_contain_throw.
21986 * except.c (eh_status): Remove cur_region, try_region since they are
21988 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21989 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21990 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21991 Remove call_site_data_used, call_site_data_size.
21992 Turn call_site_record into vector in function.h.
21993 (note_current_region_may_contain_throw): Remove.
21994 (get_exception_pointer, get_exception_filter): Do not take struct
21995 function argument; update.
21996 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21997 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21998 build_post_landing_pads, dw2_build_landing_pads,
21999 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22000 sjlj_emit_function_enter, sjlj_emit_function_enter,
22001 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22002 sjlj_build_landing_pads, finish_eh_generation,
22003 remove_exception_handler_label, remove_eh_handler,
22004 maybe_remove_eh_handler, add_reachable_handler,
22005 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22006 add_action_record, collect_one_action_chain, add_call_site,
22007 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22008 sjlj_output_call_site_table, output_function_exception_table,
22009 * except.h (note_current_region_may_contain_throw): Remove
22010 (get_exception_pointer, get_exception_filter): Do not take struct
22012 * Makefile.in (GTFILES): Put varargs before struct function.
22014 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22016 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22017 punt for STRING_CST.
22018 (get_constraint_for): Deal with STRING_CST here instead.
22020 2008-04-15 Richard Guenther <rguenther@suse.de>
22022 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22023 statements in a basic-block with a backward walk. Do not
22024 substitute into dead statements but instead remove those.
22026 2008-04-15 Richard Guenther <rguenther@suse.de>
22028 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22029 to zero, thus disable creation of SFTs.
22031 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22033 * tree-predcom.c (suitable_reference_p): Return false if the
22034 reference can throw.
22036 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22039 * c-decl.c (finish_decl): If extern or static var has variable
22040 size, set TREE_TYPE (decl) to error_mark_node.
22042 2008-04-15 Rafael Espíndola <espindola@google.com>
22044 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22047 2008-04-15 Richard Guenther <rguenther@suse.de>
22049 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22050 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22051 (visit_reference_op_load): Do walk vuse-vdef chains on
22052 vn_reference_lookup.
22053 (visit_reference_op_store): But do not here.
22054 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22055 vn_reference_lookup.
22056 (vn_lookup_with_vuses): But do so here.
22058 2008-04-14 Ian Lance Taylor <iant@google.com>
22060 * fold-const.c (fold_overflow_warning): Remove assertion.
22062 2008-04-15 Ben Elliston <bje@au.ibm.com>
22064 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22065 temp1 local variables.
22067 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22070 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22071 ".text.unlikely" section as executable.
22073 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22075 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22076 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22077 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22078 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22079 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22080 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22081 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22083 2008-04-14 Ian Lance Taylor <iant@google.com>
22085 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22086 * fold-const.c (fold_comparison): If appropriate, test
22087 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22088 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22089 reassociating a pointer type.
22090 * doc/invoke.texi (Optimize Options): Document that
22091 -fstrict-overflow applies to pointer wraparound.
22093 2008-04-13 Jan Hubicka <jh@suse.cz>
22095 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22097 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22099 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22100 we are going to "save the world".
22102 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22104 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22105 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22106 operand 0 constraint, not "=".
22108 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22110 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22112 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22114 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22115 of size of positions_needed * CHAR_BIT.
22117 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22119 PR middle-end/35897
22120 * dse.c (store_info): Change positions_needed to unsigned
22122 (lowpart_bitmask): New.
22123 (record_store): Cast to unsigned HOST_WIDE_INT for
22124 positions_needed. Assert width <= size of positions_needed *
22125 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22126 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22127 lowpart_bitmask to set mask.
22129 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22131 * config/bfin/constraints.md: New file.
22132 * config/bfin/bfin.md: Include it.
22133 (adddi3): Use satisfies_constraint functions instead of the old macros.
22134 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22135 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22136 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22137 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22138 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22139 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22140 EXTRA_CONSTRAINT): Delete.
22141 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22142 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22144 * config/bfin/bfin.c: Include "tm-constrs.h".
22145 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22146 Use satisfies_constraint functions instead of the old macros.
22147 * doc/md.texi (Blackfin Constraints): Update file name reference.
22149 2008-04-11 Richard Guenther <rguenther@suse.de>
22151 PR tree-optimization/35869
22152 * tree-vrp.c (execute_vrp): Move switch statement update after
22153 jump threading. Schedule another cfg cleanup run.
22155 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22158 * attribs.c (decl_attributes): Return early on errorneous node.
22160 2008-04-10 Oleg Ryjkov <olegr@google.com>
22162 * tree.h (struct tree_base): Added a new flag default_def_flag.
22163 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22165 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22167 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22169 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22172 * pa.md: Define mode iterator P. Define mode attribute dwc.
22173 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22174 (icacheflush): Likewise.
22175 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22176 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22178 2008-04-11 Ben Elliston <bje@au.ibm.com>
22180 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22182 2008-04-10 Rafael Espíndola <espindola@google.com>
22184 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22185 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22186 (extract_range_from_expr): The same.
22188 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22190 * config/mips/mips.md (GPR2): New mode iterator.
22191 (seq): Add comment.
22192 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22193 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22194 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22195 Rewrite these to take two modes, the mode of comparison and the
22196 mode of the destination.
22197 * config/mips/mips.c (mips_expand_scc): Instead of having
22198 paradoxical subreg as destination, expand "narrowing" scc if mode
22199 of comparison is SI and target is requested in DI mode.
22200 (mips_emit_int_order_test): Update comment. Make mode of
22201 comparison match CMP0 rather than TARGET. When creating inverse
22202 target use mode of TARGET.
22204 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22206 * gcov-dump.c (tag_summary): Only print summaries for the first
22207 GCOV_COUNTERS_SUMMABLE counters.
22209 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22211 * config/i386/i386.md (absneg): New code iterator.
22212 (absnegprefix): New code attribute.
22213 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22214 patterns using absneg code iterator.
22215 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22216 using absneg code iterator.
22217 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22218 *neg<mode>2 patterns using absneg code iterator.
22219 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22220 *negextendsfdf2 patterns using absneg code iterator.
22221 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22222 *negextendsfxf2 patterns using absneg code iterator.
22223 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22224 *negextendsfdf2 patterns using absneg code iterator.
22225 * config/i386/sse.md (<code><mode>2): Macroize expander from
22226 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22228 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22230 * config/s390/s390.h: Remove the remains of the recent search
22231 & replace action of current_function_outgoing_args_size.
22233 2008-04-10 Ira Rosen <irar@il.ibm.com>
22235 PR tree-optimization/35821
22236 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22237 NEW_STMT_LIST is not NULL.
22239 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22242 * toplev.c (process_options): Remove -ffunction-sections debugging
22245 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22247 PR middle-end/PR28690
22248 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22249 than gen_rtx_fmt_ee to perform more canonicalizations.
22251 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22254 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22256 2008-04-09 Richard Guenther <rguenther@suse.de>
22258 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22259 (dump_function_to_file): Dump function arguments with types.
22261 2008-04-08 Richard Guenther <rguenther@suse.de>
22263 * fold-const.c (fold_widened_comparison): Do not allow
22264 sign-changes that change the result.
22266 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22269 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22270 kinds of indirect references.
22272 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22274 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22275 GNU Fortran language string.
22277 2008-04-08 Rafael Espíndola <espindola@google.com>
22279 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22280 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22281 * tree.h (tree_call_nonnegative_warnv_p): New.
22283 2008-04-08 Jan Hubicka <jh@suse.cz>
22285 * function.c (free_after_compilation): Clear out regno_reg_rtx
22288 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22291 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22293 PR middle-end/PR28690
22294 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22295 same precedence as REG_POINTER and MEM_POINTER operands.
22297 2008-04-08 Richard Guenther <rguenther@suse.de>
22299 PR middle-end/35834
22300 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22301 for adding index to base.
22303 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22305 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22306 (MINGW_ENABLE_EXECUTE_STACK): New.
22307 (IN_LIBGCC2): For libgcc include windows.h file for
22308 function declarations.
22310 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22312 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22313 and tem2 if tem1 is not a REG or MULT.
22315 2008-04-08 Jan Hubicka <jh@suse.cz>
22317 * function.h (incomming_args): Break out of struct function.
22318 (function_subsections): Break out of struct function.
22319 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22320 return_rtx and hard_reg_initial_vals from struct function.
22321 Kill inl_max_label_num.
22322 (current_function_pops_args, current_function_args_info,
22323 current_function_args_size, current_function_args_size,
22324 current_function_pretend_args_size,
22325 current_function_outgoing_args_size,
22326 current_function_internal_arg_pointer, current_function_return_rtx):
22327 Kill compatibility accestor macros.
22328 * builtins.c (expand_builtin_apply_args_1): Update.
22329 (expand_builtin_next_arg): Update.
22330 * df-scan.c (df_get_call_refs): Update.
22331 * dbxout.c (dbxout_function_end): Update.
22332 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22333 (output_line_info): Update.
22334 (secname_for_decl): Update.
22335 (dwarf2out_var_location): Update.
22336 * function.c (free_after_compilation): Update.
22337 (assign_parm_find_stack_rtl): Update.
22338 (assign_parms): Update.
22339 (expand_dummy_function_end): Update.
22340 (expand_function_end): Update.
22341 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22342 (expand_call): Update.
22343 (emit_library_call_value_1): Update.
22344 (store_one_arg): Update.
22345 * varasm.c (initialize_cold_section_name): Update.
22346 (unlikely_text_section): Update.
22347 (unlikely_text_section_p): Update.
22348 (assemble_start_function): Update.
22349 (assemble_end_function): Update.
22350 (default_section_type_flags): Update.
22351 (switch_to_section): Update.
22352 * integrate.c (set_decl_abstract_flags): Update.
22353 (get_hard_reg_initial_val): Update.
22354 (has_hard_reg_initial_val): Update.
22355 (allocate_initial_values): Update.
22356 * resource.c (init_resource_info): Update.
22357 * config/alpha/alpha.c (NUM_ARGS): Update.
22358 (direct_return): Update.
22359 (alpha_va_start): Update.
22360 (alpha_sa_size): Update.
22361 (alpha_initial_elimination_offset): Update.
22362 (alpha_expand_prologue): Update.
22363 (alpha_start_function): Update.
22364 (alpha_expand_epilogue): Update.
22365 (unicosmk_initial_elimination_offset):
22366 * config/alpha/alpha.md (call expander): Update.
22367 * config/s390/s390.c (s390_register_info): Update.
22368 (s390_register_info): Update.
22369 (s390_frame_info): Update.
22370 (s390_initial_elimination_offset): Update.
22371 (s390_build_builtin_va_list): Update.
22372 (s390_va_start): Update.
22373 * config/spu/spu.c (direct_return): Update.
22374 (spu_expand_prologue): Update.
22375 (spu_initial_elimination_offset): Update.
22376 (spu_build_builtin_va_list): Update.
22377 (spu_va_start): Update.
22378 * config/sparc/sparc.c (sparc_init_modes): Update.
22379 (sparc_compute_frame_size): Update.
22380 (function_value): Update.
22381 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22382 * config/i386/i386.md (return expander): Update.
22383 * config/i386/i386.c (ix86_va_start): Update.
22384 (ix86_can_use_return_insn_p): Update.
22385 (ix86_compute_frame_layout): Update.
22386 (ix86_expand_epilogue): Update.
22387 * config/sh/sh.c (output_stack_adjust): Update.
22388 (calc_live_regs): Update.
22389 (sh_expand_prologue): Update.
22390 (sh_builtin_saveregs): Update.
22391 (sh_va_start): Update.
22392 (initial_elimination_offset): Update.
22393 (sh_allocate_initial_value): Update.
22394 (sh_function_ok_for_sibcall): Update.
22395 (sh_get_pr_initial_val): Update.
22396 * config/sh/sh.md (return expander): Update.
22397 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22398 * config/crx/crx.c (crx_compute_frame): UPdate.
22399 (crx_initial_elimination_offset): UPdate.
22400 * config/xtensa/xtensa.c (compute_frame_size): Update
22401 (xtensa_builtin_saveregs): Update.
22402 (xtensa_va_start): Update.
22403 (order_regs_for_local_alloc): Update.
22404 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22405 (xstormy16_expand_builtin_va_start): Update.
22406 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22407 * config/m68hc11/m68hc11.md (return expanders): Update.
22408 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22409 (expand_epilogue): Update.
22410 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22411 (cris_simple_epilogue): Update.
22412 (cris_expand_prologue): Update.
22413 (cris_expand_epilogue): Update.
22414 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22415 (compute_frame_size): Update.
22416 * config/mt/mt.c (mt_compute_frame_size): Update.
22417 * config/mn10300/mn10300.c (expand_prologue): Update.
22418 (expand_epilogue): Update.
22419 (initial_offset): Update.
22420 (mn10300_builtin_saveregs):
22421 * config/mn10300/mn10300.md (return expander): Update.
22422 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22423 (ia64_initial_elimination_offset): Update.
22424 (ia64_initial_elimination_offset): Update.
22425 (ia64_expand_prologue): Update.
22426 * config/m68k/m68k.md (return expander): Update.
22427 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22428 (rs6000_stack_info): Update.
22429 * config/mcore/mcore.c (layout_mcore_frame): Update.
22430 (mcore_expand_prolog): Update.
22431 * config/arc/arc.c (arc_compute_frame_size): Update.
22432 * config/score/score3.c (score3_compute_frame_size): Update.
22433 * config/score/score7.c (score7_compute_frame_size): Update.
22434 * config/arm/arm.c (use_return_insn): Update.
22435 (thumb_find_work_register): Update.
22436 (arm_compute_save_reg_mask): Update.
22437 (arm_output_function_prologue): Update.
22438 (arm_output_epilogue): Update.
22439 (arm_size_return_regs): Update.
22440 (arm_get_frame_offsets): Update.
22441 (arm_expand_prologue): Update.
22442 (thumb_exit): Update.
22443 (thumb_unexpanded_epilogue): Update.
22444 (thumb1_output_function_prologue): Update.
22445 * config/pa/pa.md (return expander): Update.
22446 * config/pa/pa.c (compute_frame_size): Update.
22447 (hppa_builtin_saveregs): Update.
22448 * config/mips/mips.c (mips_va_start): Update.
22449 (mips16_build_function_stub): Update.
22450 (mips_compute_frame_info): Update.
22451 (mips_restore_gp): Update.
22452 (mips_output_function_prologue): Update.
22453 (mips_expand_prologue): Update.
22454 * config/v850/v850.c (compute_frame_size): Update.
22455 (expand_prologue): * config/mmix/mmix.c (along): update.
22456 (mmix_initial_elimination_offset): update.
22457 (mmix_reorg): update.
22458 (mmix_use_simple_return): update.
22459 (mmix_expand_prologue): update.
22460 (mmix_expand_epilogue): Update.
22461 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22462 (emit_link_insn): Update.
22464 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22466 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22467 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22469 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22472 2008-04-07 Jan Hubicka <jh@suse.cz>
22474 * function.h (rtl): Rename to x_rtl.
22475 (crtl): New define.
22476 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22477 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22478 used_temp_slots avail_temp_slots, temp_slot_level,
22479 nonlocal_goto_handler_labels): Update accesstors.
22480 (rtl): New global variable.
22481 (struct function): Move some fileds to rtl_data.
22482 (get_arg_pointer_save_area): Update prototype.
22483 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22484 get_arg_pointer_save_area.
22485 * expr.c (init_expr): Update
22486 * function.c (get_frame_size): Update
22487 (assign_stack_local): Update
22488 (expand_function_end): Update.
22489 (get_art_pointer_save_area): Update
22491 * emit-rtl.c (rtl): Declare.
22492 (regno_reg_rtx): Declare.
22493 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22495 (gen_reg_rtx): Update.
22496 * varasm.c (n_deferred_constatns): Update accestor.
22497 (init_varasm_status): Do not allocate varasm_status.
22498 (force_const_mem, get_pool_size, output_constant_pool): Update.
22499 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22500 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22501 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22502 * sparc/sparc.h (INIT_EXPANDERS): Update.
22503 * ia64/ia64.h (INIT_EXPANDERS): Update.
22505 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22507 * reload.c (push_secondary_reload): Add missing break to for loop.
22509 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22511 PR middle-end/PR28690
22512 * rtlanal.c: Update copyright years.
22513 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22514 as REG_POINTER and MEM_POINTER operands.
22515 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22516 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22517 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22518 * gcse.c: Update copyright years.
22519 (pre_delete): Call gen_reg_rtx_and_attrs.
22520 (hoist_code): Likewise.
22521 (build_store_vectors): Likewise.
22522 (delete_store): Likewise.
22523 * loop-invariant.c (move_invariant_reg): Likewise.
22524 Update copyright years.
22526 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22528 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22529 control string instead of quoted.
22531 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22533 * doc/rtl.texi: Rewrite of subreg section.
22535 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22538 * config/i386/i386.c (legitimize_pic_address): Add treating
22539 of dllimport SYM_REF's.
22540 (legitimize_dllimport_symbol): Add prototype.
22542 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22544 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22545 reference in constructor with non self-referential type.
22547 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22549 Removal of Return with Depressed Stack Pointer support
22550 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22551 (ECF_SP_DEPRESSED): Likewise.
22552 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22553 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22554 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22555 (expand_call): Do not test ECF_SP_DEPRESSED.
22556 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22557 * function.c (keep_stack_depressed): Delete.
22558 (handle_epilogue_set): Likewise.
22559 (update_epilogue_consts): Likewise.
22560 (emit_equiv_load): Likewise.
22561 (thread_prologue_and_epilogue_insns): Remove support for Return with
22562 Depressed Stack Pointer.
22563 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22565 2008-04-06 Richard Guenther <rguenther@suse.de>
22567 PR tree-optimization/35400
22568 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22569 information from SSA_NAMEs.
22571 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22573 * config/avr/avr.h (avr_mega_p): Remove declaration.
22574 (AVR_MEGA): Remove macro.
22575 * config/avr/avr.c (avr_mega_p): Remove variable.
22576 (avr_override_options): Remove inicializion of avr_mega_p.
22577 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22578 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22579 (avr_jump_mode): (Ditto.).
22580 (avr_output_progmem_section_asm_op): (Ditto.).
22581 (avr_asm_init_sections): (Ditto.).
22582 (avr_asm_init_sections): (Ditto.).
22583 (avr_rtx_costs): (Ditto.).
22584 * config/avr/avr.md: (Ditto.).
22585 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22588 2008-04-06 Richard Guenther <rguenther@suse.de>
22590 PR tree-optimization/35842
22591 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22592 is_gimple_invariant_address.
22594 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22596 * gcc.c (default_compilers): Sync Fortran extensions list with
22597 that in fortran/lang-specs.h.
22598 * doc/invoke.texi: Likewise.
22599 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22600 * dwarf2out.c (gen_compile_unit_die): Likewise.
22602 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22604 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22606 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22609 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22610 attribute is used for nested functions.
22612 2008-04-05 Jan Hubicka <jh@suse.cz>
22614 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22616 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22618 (dump_files): Update.
22619 (enable_rtl_dump_file): Do not accept letter argument.
22620 * tree-pass.h (dump_file_info): Remove letter argument.
22621 * toplev.c (decode_d_option): Update -da handling.
22622 * toplev.h (enable_rtl_dump_file): Update prototype.
22623 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22624 it out based on pass type.
22625 (register_dump_files_1): Likewise.
22626 (init_optimization_passes): Update register_one_dump_file calls.
22627 (execute_one_pass): Sanity check that IPA passes are called at IPA
22628 level and RTL passes at RTL level.
22629 (execute_pass_list): IPA pass can not be after or subpass of
22631 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22632 disallov RTL subpasses of IPA subpasses.
22634 2008-04-05 Ben Elliston <bje@au.ibm.com>
22636 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22637 builtins that return exactly once and do not throw. Cache call to
22640 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22642 PR rtl-optimization/34916
22643 PR middle-end/35519
22644 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22645 between instruction pairs.
22647 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22649 * doc/invoke.texi: Document -mbitops for SH.
22650 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22651 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22652 * config/sh/sh.c (print_operand): Add %t operand code.
22653 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22654 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22655 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22656 (extendqihi2): Likewise.
22657 (movqi_i): Likewise.
22658 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22659 (extv): Use bld instruction for SH2A if possible.
22661 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22662 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22663 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22664 (bset.b, bclr.b): Define peepholes.
22665 * config/sh/sh.opt (mbitops): New option.
22667 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22670 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22671 and view convert expression.
22673 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22676 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22678 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22680 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22682 * config/i386/cpuid.h (bit_AES): New.
22683 (bit_PCLMUL): Likewise.
22685 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22686 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22687 SSE2 if AES or PCLMUL is enabled.
22688 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22689 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22690 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22691 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22692 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22693 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22694 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22695 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22696 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22697 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22698 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22699 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22700 __builtin_ia32_aeskeygenassist128 and
22701 __builtin_ia32_pclmulqdq128.
22702 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22703 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22704 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22706 * config/i386/i386.h (TARGET_AES): New.
22707 (TARGET_PCLMUL): Likewise.
22708 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22710 * config/i386/i386.md (UNSPEC_AESENC): New.
22711 (UNSPEC_AESENCLAST): Likewise.
22712 (UNSPEC_AESDEC): Likewise.
22713 (UNSPEC_AESDECLAST): Likewise.
22714 (UNSPEC_AESIMC): Likewise.
22715 (UNSPEC_AESKEYGENASSIST): Likewise.
22716 (UNSPEC_PCLMUL): Likewise.
22718 * config/i386/i386.opt (maes): New.
22719 (mpclmul): Likewise.
22721 * config/i386/sse.md (aesenc): New pattern.
22722 (aesenclast): Likewise.
22723 (aesdec): Likewise.
22724 (aesdeclast): Likewise.
22725 (aesimc): Likewise.
22726 (aeskeygenassist): Likewise.
22727 (pclmulqdq): Likewise.
22729 * config/i386/wmmintrin.h: New.
22731 * doc/extend.texi: Document AES and PCLMUL built-in function.
22733 * doc/invoke.texi: Document -maes and -mpclmul.
22735 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22737 * function.c (free_after_parsing): Replace with
22738 cxx_push_function_context from C++ front-end.
22739 (allocate_struct_function): Don't call langhook.
22740 * langhooks.h (struct lang_hooks_for_functions): Delete.
22741 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22743 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22744 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22745 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22746 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22747 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22748 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22749 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22751 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22752 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22754 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22757 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22760 2008-04-04 Richard Guenther <rguenther@suse.de>
22762 PR middle-end/35823
22763 * fold-const.c (optimize_minmax_comparison): Use the correct
22764 type for the constant in the simplified comparison.
22766 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22768 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22769 Pass L2 size as "--param l2-cache-size" to the compiler.
22770 (decode_l2_cache): New function to decode L2 cache parameters using
22771 0x8000006 extended cpuid function.
22772 (detect_caches_amd): Determine parameters of L2 cache using
22773 decode_l2_caches function.
22774 (decode_caches_intel): Decode L2 cache parameters.
22775 (detect_caches_intel): Determine L2 cache parameters using
22776 decode_caches_intel and decode_l2_caches functions.
22778 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22780 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22781 secondary input reload for subword loads from the constant pool.
22783 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22786 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22787 constants of the appropriate size for runtime calculations.
22790 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22791 decimal-float literal constant zero.
22793 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22796 * c-parser.c (c_parser_omp_atomic): Call
22797 default_function_array_conversion on the RHS.
22799 PR middle-end/35818
22800 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22801 call is_variable_sized if decl has incomplete type.
22803 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22805 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22807 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22809 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22811 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22812 (sgt<u>): Merge sgt and sgtu into new expander.
22813 (sgt, sgtu): Remove expanders.
22814 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22815 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22816 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22817 *sgtu_<mode>_mips16 into new pattern.
22818 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22819 (sge<u>): Merge sge and sgeu into new expander.
22820 (sge, sgeu): Remove expanders.
22821 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22823 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22824 (slt<u>): Merge slt and sltu into new expander.
22825 (slt, sltu): Remove expanders.
22826 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22827 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22828 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22829 *sltu_<mode>_mips16 into new pattern.
22830 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22831 (sle<u>): Merge sle and sleu into new expander.
22832 (sle, sleu): Remove expanders.
22833 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22834 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22835 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22836 *sleu_<mode>_mips16 into new pattern.
22837 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22839 2008-04-03 Jan Hubicka <jh@suse.cz>
22841 PR tree-optimization/35795
22842 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22843 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22844 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22845 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22846 * score/score3.c (score3_output_mi_thunk): Likewise.
22847 * score/score7.c (score7_output_mi_thunk): Likewise.
22848 * mips/mips.c (mips_output_mi_thunk): Likewise.
22850 2008-04-03 Richard Guenther <rguenther@suse.de>
22852 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22853 conversions. Simplify code.
22855 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22857 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22859 2008-04-03 Tom Tromey <tromey@redhat.com>
22860 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22862 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22863 * config/bfin/t-bfin-linux (generated_files): Add
22864 linux-sysroot-suffix.h.
22865 * doc/install.texi (Prerequisites): Require make 3.80.
22866 * doc/sourcebuild.texi (Front End Directory): Document new
22868 * Makefile.in (generated_files): New variable.
22869 (ALL_HOST_OBJS): New variable.
22870 ($(ALL_HOST_OBJS)): New target.
22872 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22874 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22875 (remap_block): Call id->transform_lang_insert_block instead
22877 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22878 Set id.transform_lang_insert_block to NULL.
22879 (clone_body): Move to cp/optimize.c
22880 * tree-inline.h (struct copy_body_data): Change
22881 transform_lang_insert_block to function pointer.
22882 (copy_generic_body, copy_decl_no_change): Export.
22883 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22884 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22885 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22887 * c-tree.h (insert_block): Kill.
22888 * c-decl.c (insert_block): Kill.
22890 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22892 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22893 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22894 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22896 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22897 argument, call {push,pop}_function_context from here.
22898 * c-parser.c: Use c_{push,pop}_function_context.
22900 * function.c (push_function_context_to): Move meat ...
22901 (push_function_context): ... here. Simplify.
22902 * function.c (pop_function_context_from): Move meat ...
22903 (pop_function_context): ... here. Simplify.
22904 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22906 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22907 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22908 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22909 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22911 2008-04-03 Ben Elliston <bje@au.ibm.com>
22913 * expmed.c (extract_force_align_mem_bit_field): Remove.
22915 2008-04-03 Richard Guenther <rguenther@suse.de>
22917 PR middle-end/35800
22918 * expr.h (try_casesi): Adjust prototype.
22919 * expr.c (try_casesi): Take fallback label as extra parameter.
22920 Use that for gen_casesi if default_label is NULL.
22921 * stmt.c (expand_case): Pass fallback label to try_casesi,
22922 make sure to fill gaps with a fallback label if default_label
22925 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22928 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22930 2008-04-03 Ben Elliston <bje@au.ibm.com>
22932 * expmed.c (extract_split_bit_field): Remove if (0) code.
22933 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22934 (do_ds_constraint): Likewise.
22936 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22938 * doc/cppopts.texi (-dU): Document.
22939 * c-common.h (flag_dump_macros): Update comment.
22940 * c-opts.c (handle_OPT_d): Handle -dU.
22941 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22942 dump_queued_macros, cb_used_define, cb_used_undef): New.
22943 (init_pp_output): Handle -dU.
22944 (cb_line_change): Call dump_queued_macros.
22945 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22947 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22949 * config/avr/predicates.md (io_address_operand): New predicate.
22950 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22951 * config/avr/avr.c (avr_io_address_p): Remove function.
22952 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22953 'avr_io_address_p' function.
22954 (out_movhi_r_mr): (Ditto.).
22955 (out_movqi_mr_r): (Ditto.).
22956 (out_movhi_mr_r): (Ditto.).
22957 (avr_address_cost): (Ditto.).
22959 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22961 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22962 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22963 in 32bit mode when XMM registers are available to avoid store
22965 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22966 corresponding post-reload splitters.
22968 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22970 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22971 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22972 __builtin_ia32_roundss.
22973 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22974 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22975 __builtin_ia32_roundss.
22976 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22977 IX86_BUILTIN_SHUFPD here.
22979 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22981 * config/i386/i386.md (plogic): New.
22982 (plogicprefix): Likewise.
22984 * config/i386/mmx.md (mmx_<code><mode>3): New.
22985 (mmx_and<mode>3): Removed.
22986 (mmx_ior<mode>3): Likewise.
22987 (mmx_xor<mode>3): Likewise.
22989 * config/i386/sse.md (<code><mode>3): New.
22990 (*<code><mode>3): Likewise.
22991 (*<code><mode>3): Likewise.
22992 (<code><mode>3): Likewise.
22993 (*sse_<code><mode>3): Likewise.
22994 (*sse2_<code><mode>3): Likewise.
22995 (<code>tf3): Likewise.
22996 (*<code>tf3): Likewise.
22997 (and<mode>3): Likewise.
22998 (*and<mode>3): Likewise.
22999 (ior<mode>3): Removed.
23000 (*ior<mode>3): Likewise.
23001 (xor<mode>3): Likewise.
23002 (*xor<mode>3): Likewise.
23003 (*and<mode>3): Likewise.
23004 (*ior<mode>3): Likewise.
23005 (*xor<mode>3): Likewise.
23006 (and<mode>3): Likewise.
23007 (*sse_and<mode>3): Likewise.
23008 (*sse2_and<mode>3): Likewise.
23009 (andtf3): Likewise.
23010 (*andtf3): Likewise.
23011 (ior<mode>3): Likewise.
23012 (*sse_ior<mode>3): Likewise.
23013 (*sse2_ior<mode>3): Likewise.
23014 (iortf3): Likewise.
23015 (*iortf3): Likewise.
23016 (xor<mode>3): Likewise.
23017 (*sse_xor<mode>3): Likewise.
23018 (*sse2_xor<mode>3): Likewise.
23019 (xortf3): Likewise.
23020 (*xortf3): Likewise.
23022 2008-04-02 Richard Guenther <rguenther@suse.de>
23024 PR tree-optimization/14495
23025 PR tree-optimization/34793
23026 * tree-vrp.c (struct switch_update): New structure.
23027 (to_remove_edges, to_update_switch_stmts): New VECs.
23028 (simplify_switch_using_ranges): New function. Remove not taken
23029 case labels and edges.
23030 (simplify_stmt_using_ranges): Call it.
23031 (identify_jump_threads): Mark edges we have queued for removal
23032 so we don't thread them.
23033 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23035 * tree-cfg.c (group_case_labels): Deal with missing default label.
23036 (tree_verify_flow_info): Allow missing default label.
23037 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23038 (emit_case_nodes): Likewise.
23039 (expand_case): Do not rely on the default label to be present.
23040 * expr.c (try_casesi): Deal with NULL default_label.
23041 (do_tablejump): Likewise.
23043 2008-04-02 Richard Guenther <rguenther@suse.de>
23045 PR tree-optimization/14495
23046 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23047 SWITCH_EXPR here ...
23048 (vrp_visit_switch_stmt): ... but here (new function).
23049 (find_case_label_index): New helper function.
23050 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23052 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23054 * fwprop.c: Fix ISO-C99ism.
23056 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23059 * Makefile.in (objdir): Set it here.
23060 * configure.ac: Not here. Find dynamic linker characteristics.
23061 * exec-tool.in: Use them.
23062 * aclocal.m4: Regenerate.
23063 * configure: Regenerate.
23065 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23067 * expr.c (expand_var): Delete it.
23068 * expr.h (expand_var): Delete prototype.
23069 * function.c (expand_function_start): Use expand_decl instead.
23070 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23073 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23075 PR rtl-optimization/35542
23076 * fwprop.c (forward_propagate_and_simplify): Replace
23077 loc_reg_mentioned_in_p with reg_mentioned_p.
23079 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23081 PR rtl-optimization/35281
23082 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23083 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23084 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23085 (varying_mem_p): Move above propagate_rtx.
23086 (all_uses_available_at): Do not check MEMs.
23088 2008-04-02 Rafael Espíndola <espindola@google.com>
23090 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23091 (register_edge_assert_for_2): Split the cond argument.
23092 (register_edge_assert_for_1): Adjust for the change in
23093 register_edge_assert_for_2.
23094 (register_edge_assert_for): Split the cond argument.
23095 (find_switch_asserts): Adjust for the change in
23096 register_edge_assert_for.
23098 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23100 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23101 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23102 offsets for 64-bit mingw.
23103 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23104 abi for x86_64-pc-mingw.
23106 2008-04-02 Richard Guenther <rguenther@suse.de>
23108 * tree-vrp.c (extract_range_from_assert): Make sure to not
23109 produce range min/max with TREE_OVERFOW set.
23110 If merging a anti-range and a range keep the anti-range if
23111 the range covers all values of the type.
23112 (register_edge_assert_for_2): Only allow sign-changing
23113 conversions in detecting canonical range checks. Also
23114 register an assert for the unsigned name if useful.
23116 PR tree-optimization/35787
23117 * tree-vrp.c (vrp_val_max): New function.
23118 (vrp_val_min): Likewise.
23119 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23120 (vrp_val_is_min): Likewise.
23121 (supports_overflow_infinity): Use vrp_val_{min,max}.
23122 (negative_overflow_infinity): Likewise.
23123 (positive_overflow_infinity): Likewise.
23124 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23125 (is_positive_overflow_infinity): Likewise.
23126 (is_overflow_infinity): Likewise.
23127 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23128 vrp_val_is_{min,max}.
23129 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23130 to ranges if possible. Avoid empty ranges.
23132 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23134 PR middle-end/35705
23135 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23136 the expression is a function address.
23138 2008-04-01 George Helffrich <george@gcc.gnu.org>
23140 PR fortran/35154, fortran/23057
23141 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23142 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23143 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23144 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23146 (dbxout_syms): Check for COMMON-based symbol and wrap in
23147 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23148 in bracket for efficiency.
23150 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23151 using DW_TAG_common_block + member offset.
23152 (add_pubname_string): New function.
23153 (dw_expand_expr): New function to find block name and offset for
23155 (common_check): New function to check whether symbol in Fortran COMMON.
23156 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23158 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23161 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23163 2008-04-02 Ben Elliston <bje@au.ibm.com>
23165 * config/v850/v850.md (casesi): Remove if (0) code.
23166 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23167 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23169 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23171 * config/i386/i386.md (rex64suffix): New mode attribute.
23172 (floathi<mode>2): Disable expander for SSE math.
23173 (*floathi<mode>2_1): New insn insn_and_split pattern.
23174 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23175 corresponding post-reload splitters.
23176 (*floathi<mode>2_i387): New macroized insn pattern.
23177 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23178 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23179 insn_and_split pattern.
23180 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23181 New macroized instruction patterns and corresponding post-reload
23183 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23184 and corresponding post-reload splitters.
23185 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23186 New macroized instruction patterns.
23187 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23188 macroized instruction patterns and corresponding post-reload splitters.
23189 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23190 corresponding post-reload splitters.
23191 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23192 New macroized instruction patterns.
23193 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23194 corresponding post-reload splitters.
23195 (*floatsi<mode>2_i387): New macroized instruction patterns.
23197 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23199 * config/i386/i386.md (smaxmin): New.
23200 (umaxmin): Likewise.
23201 (maxminiprefix): Likewise.
23202 (maxminfprefix): Likewise.
23203 (<code><mode>3): Likewise.
23204 (smin<mode>3): Removed.
23205 (smax<mode>3): Likewise.
23207 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23208 (mmx_<code>v4hi3): Likewise.
23209 (mmx_<code>v8qi3): Likewise.
23210 (mmx_smaxv2sf3): Removed.
23211 (mmx_sminv2sf3): Likewise.
23212 (mmx_umaxv8qi3): Likewise.
23213 (mmx_smaxv4hi3): Likewise.
23214 (mmx_uminv8qi3): Likewise.
23215 (mmx_sminv4hi3): Likewise.
23217 * config/i386/sse.md (<addsub><mode>3): New.
23218 (*<addsub><mode>3): Likewise.
23219 (<sse>_vm<addsub><mode>3): Likewise.
23220 (<maxmin><mode>3): Likewise.
23221 (*<maxmin><mode>3_finite): Likewise.
23222 (*<maxmin><mode>3): Likewise.
23223 (<sse>_vm<maxmin><mode>3): Likewise.
23224 (sse3_h<addsub>v4sf3): Likewise.
23225 (sse3_h<addsub>v2df3): Likewise.
23226 (<maxmin>v16qi3): Likewise.
23227 (*<maxmin>v16qi3): Likewise.
23228 (<maxmin>v8hi3): Likewise.
23229 (*<maxmin>v8hi3): Likewise.
23230 (*sse4_1_<maxmin><mode>3): Likewise.
23231 (*sse4_1_<maxmin><mode>3): Likewise.
23232 (add<mode>3): Removed.
23233 (*add<mode>3): Likewise.
23234 (<sse>_vmadd<mode>3): Likewise.
23235 (sub<mode>3): Likewise.
23236 (*sub<mode>3): Likewise.
23237 (<sse>_vmsub<mode>3): Likewise.
23238 (smin<mode>3): Likewise.
23239 (*smin<mode>3_finite): Likewise.
23240 (*smin<mode>3): Likewise.
23241 (<sse>_vmsmin<mode>3): Likewise.
23242 (smax<mode>3): Likewise.
23243 (*smax<mode>3_finite): Likewise.
23244 (*smax<mode>3): Likewise.
23245 (<sse>_vmsmax<mode>3): Likewise.
23246 (sse3_haddv4sf3): Likewise.
23247 (sse3_haddv2df3): Likewise.
23248 (sse3_hsubv4sf3): Likewise.
23249 (sse3_hsubv2df3): Likewise.
23250 (umaxv16qi3): Likewise.
23251 (*umaxv16qi3): Likewise.
23252 (smaxv8hi3): Likewise.
23253 (*smaxv8hi3): Likewise.
23254 (*sse4_1_smax<mode>3): Likewise.
23255 (*sse4_1_umax<mode>3): Likewise.
23256 (uminv16qi3): Likewise.
23257 (*uminv16qi3): Likewise.
23258 (sminv8hi3): Likewise.
23259 (*sminv8hi3): Likewise.
23260 (*sse4_1_smin<mode>3): Likewise.
23261 (*sse4_1_umin<mode>3): Likewise.
23263 2008-04-01 Rafael Espíndola <espindola@google.com>
23265 * tree-cfg.c (verify_expr): remove in_phi.
23266 (verify_stmt): Don't call walk_tree with verify_expr. Use
23267 is_gimple_min_invariant instead of is_gimple_val.
23269 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23271 * doc/include/gpl_v3.texi: Update for manpage generation.
23272 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23274 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23275 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23276 gpl_v3.texi instead of gpl.texi.
23279 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23282 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23284 2008-04-01 Rafael Espíndola <espindola@google.com>
23286 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23287 (extract_code_and_val_from_cond): Use
23288 extract_code_and_val_from_cond_with_ops.
23290 2008-04-01 Jan Hubicka <jh@suse.cz>
23292 * function.c (free_after_compilation): Free epilogue_delay_list.
23293 (prepare_function_start): Assert that previous compilation was freed.
23295 2008-04-01 Jan Hubicka <jh@suse.cz>
23296 Jim Wilson <wilson@tuliptree.org>
23297 Andreas Tobler <andreast@gcc.gnu.org>
23299 PR middle-end/35781
23300 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23301 rtl.emit instead cfun->emit.
23302 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23303 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23305 2008-04-01 Ben Elliston <bje@au.ibm.com>
23307 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23309 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23311 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23313 (fprofile-use): Add var flag_profile_use
23314 * coverage.c (coverage_begin_output): Do not open a gcno file for
23315 output only if -ftest-coverage is set.
23316 Do not add getpwd() to gcda file path.
23317 (build_gcov_info): Check the new flag
23318 flag_profile_datafile_relative_path.
23319 (coverage_init): Use profile_data_prefix.
23320 Read profile counter only if flag_profile_use is set.
23321 * opts.c (common_handle_option): New option fprofile-use=,
23322 fprofile-dir=, fprofile-generate=.
23323 * toplev.c (profile_data_prefix): New variable definition.
23324 * toplev.h (profile_data_prefix): New declaration.
23325 * doc/invoke.tex (Option Summary, Optimization Options):
23328 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23330 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23331 use tmp consistently.
23334 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23335 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23336 UNSPEC_FR_RECIP_APPROX_RES.
23337 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23339 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23342 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23344 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23346 PR middle-end/30186
23347 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23348 element of the vector via a pointer.
23350 2008-03-31 Ian Lance Taylor <iant@google.com>
23352 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23354 2008-03-31 Jan Hubicka <jh@suse.cz>
23356 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23357 get_arg_pointer_save_area.
23358 * expr.c (init_expr): Just clear out rtl.expr.
23359 * function.c (free_after_compilation): Clear out whole RTL structure.
23360 (get_func_frame_size): Merge into ...
23361 (get_frame_size): ... this one.
23362 (assign_stack_local_1): Merge into ...
23363 (assign_stack_local): ... this one.
23364 (expand_function_end): Update call of get_arg_pointer_save_area.
23365 (get_art_pointer_save_area): Remove cfun argument.
23366 * function.h (emit_status): regno_pointer_align does not need length
23367 attribute. Move x_regno_reg_rtx to ...
23368 (regno_reg_rtx): ... new global array.
23369 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23370 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23371 apply_args_value, forced_labels, stack_pointer_delta):
23373 (struct varasm_status): Move here from varasm.c
23374 (struct rtl_data): New. Move here some fields from struct function.
23375 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23376 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23377 used_temp_slots avail_temp_slots, temp_slot_level,
23378 nonlocal_goto_handler_labels): Update accesstors.
23379 (rtl): New global variable.
23380 (struct function): Move some fileds to rtl_data.
23381 (get_arg_pointer_save_area): Update prototype.
23382 * emit-rtl.c (rtl): Declare.
23383 (regno_reg_rtx): Declare.
23384 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23386 (gen_reg_rtx): Update.
23387 (init_virtual_regs): Do not tate emit_status argument.
23388 (init_emit): Do not allocate emit.
23389 * varasm.c (varasm_statuc): Move to function.h.
23390 (n_deferred_constatns): Update accestor.
23391 (init_varasm_status): Do not allocate varasm_status.
23392 (force_const_mem, get_pool_size, output_constant_pool): Update.
23393 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23394 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23396 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23398 PR rtl-optimization/35729
23399 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23402 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23405 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23406 load/store if memory is unaligned.
23407 (*movti_rex64): Likewise.
23409 * config/i386/predicates.md (misaligned_operand): New.
23411 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23414 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23417 2008-03-31 Jan Beulich <jbeulich@novell.com>
23419 * config/ia64/constraints.md: Add 'j' constraint.
23420 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23421 (movdi_internal): Likewise.
23423 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23426 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23428 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23431 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23432 proper error message for the third argument on blendpd and
23435 * config/i386/sse.md (blendbits): New.
23436 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23438 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23440 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23442 2008-03-30 Richard Guenther <rguenther@suse.de>
23444 PR middle-end/31023
23445 * fold-const.c (fold_sign_changed_comparison): Do leave
23446 conversions to base-types alone.
23448 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23450 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23451 the link register if one altivec register is be saved.
23453 2008-03-30 Ben Elliston <bje@au.ibm.com>
23455 * final.c (final_scan_insn): Remove if (0) code.
23457 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23459 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23461 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23463 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23464 of V4SFmode to ix86_binary_operator_ok.
23466 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23468 * config/i386/i386.c (override_options): Initialize
23469 ix86_veclib_handler to ix86_veclibabi_svml when
23470 -mveclibabi=svml is used.
23471 (ix86_veclibabi_svml): New function for SVML ABI style
23472 vectorization support.
23473 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23475 2008-03-28 Rafael Espíndola <espindola@google.com>
23477 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23478 (tree_binary_nonnegative_warnv_p): Make it public.
23479 (tree_single_nonnegative_warnv_p): Make it public.
23480 (tree_invalid_nonnegative_warnv_p): Make it public.
23481 (tree_unary_nonzero_warnv_p): Make it public.
23482 (tree_binary_nonzero_warnv_p): Make it public
23483 (tree_single_nonzero_warnv_p): Make it public.
23484 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23485 (extract_range_from_binary_expr): Split the expr argument.
23486 (extract_range_from_unary_expr): Split the expr argument.
23487 (extract_range_from_comparison): Split the expr argument.
23488 (extract_range_from_expr): Use the new aux functions.
23489 (vrp_evaluate_conditional_warnv): Use
23490 vrp_evaluate_conditional_warnv_with_ops.
23491 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23492 (tree_binary_nonzero_warnv_p): Declare.
23493 (tree_single_nonzero_warnv_p): Declare.
23494 (tree_expr_nonzero_warnv_p): Declare.
23495 (tree_unary_nonnegative_warnv_p): Declare.
23496 (tree_binary_nonnegative_warnv_p): Declare.
23497 (tree_single_nonnegative_warnv_p): Declare.
23498 (tree_invalid_nonnegative_warnv_p): Declare.
23500 2008-03-28 Richard Guenther <rguenther@suse.de>
23502 PR tree-optimization/30317
23503 PR tree-optimization/30911
23504 PR tree-optimization/34793
23505 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23506 (struct assert_locus_d): New member EXPR.
23507 (register_new_assert_for): Add EXPR parameter to support
23508 ASSERT_EXPR <name, expr OP limit>.
23509 (register_edge_assert_for_1): Adjust callers.
23510 (find_assert_locations): Likewise.
23511 (process_assert_insertions_for): Build condition from expression.
23512 (extract_range_from_assert): Handle ASSERT_EXPRs
23513 of the form ASSERT_EXPR <name, expr OP limit>.
23514 (register_edge_assert_for_2): New helper registering
23515 asserts for comparisons. Recognize range tests of the form
23516 (unsigned)i - CST1 OP CST2.
23517 (register_edge_assert_for_1): Use it.
23518 (register_edge_assert_for): Likewise.
23519 (needs_overflow_infinity): Integer sub-types
23520 do not need overflow infinities.
23521 (vrp_val_is_max): The extreme values of integer sub-types
23522 are those of the base type.
23523 (vrp_val_is_min): Likewise.
23524 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23527 2008-03-28 Nick Clifton <nickc@redhat.com>
23530 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23531 Return GENERAL_REGS for stack adjustment reloads.
23533 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23536 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23537 const_vector when all the vectors are constant.
23539 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23541 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23543 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23544 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23546 (s<code>_sf): Use new scc_sf attribute for opcode names.
23548 2008-03-27 Tom Tromey <tromey@redhat.com>
23550 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23551 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23552 config/spu/t-spu-elf, config/i386/t-interix,
23553 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23554 config/i386/x-darwin, config/i386/x-mingw32,
23555 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23556 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23557 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23558 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23559 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23560 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23561 config/score/t-score-elf, config/arm/t-strongarm-pe,
23562 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23563 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23564 Revert automatic dependency patch.
23566 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23569 * config/i386/i386.c (ix86_function_arg_boundary): Align
23570 decimal floating point to its natural boundary.
23572 2008-03-27 Richard Guenther <rguenther@suse.de>
23574 PR middle-end/35716
23575 * fold-const.c (fold_comparison): Restrict distinct decl
23576 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23577 solely rely on operand_equal_p.
23579 2008-03-27 Richard Guenther <rguenther@suse.de>
23582 * c-common.c (handle_weak_attribute): Reject combination of
23585 2008-03-27 Richard Guenther <rguenther@suse.de>
23587 PR tree-optimization/32810
23588 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23589 conversions from DECL_INITIAL.
23590 (fold_const_aggregate_ref): Likewise from constructor elements.
23592 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23594 * tree-affine.h (aff_combination_expand): Declare.
23595 (get_inner_reference_aff): Likewise.
23596 * tree-affine.c (aff_combination_expand): Split out from
23597 tree_to_aff_combination_expand.
23598 (get_inner_reference_aff): New function.
23599 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23600 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23601 (struct lim_aux_data): sm_done field removed.
23602 (mem_ref_loc_p, mem_ref_locs_p): New types.
23603 (struct mem_ref): Added id, stored, accesses_in_loop,
23604 indep_loop, dep_loop, indep_ref, dep_ref fields.
23605 Removed is_stored, locs and next fields.
23606 (memory_accesses): New variable.
23607 (movement_possibility): Do not allow moving statements
23608 that store to memory.
23609 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23611 (determine_max_movement): For statements with memory references,
23612 find the outermost loop in that the reference is independent.
23613 (move_computations_stmt): Mark the virtual operands for renaming.
23614 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23615 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23616 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23617 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23618 create_vop_ref_mapping, analyze_memory_references,
23619 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23620 get_all_locs_in_loop, ref_always_accessed_p,
23621 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23622 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23623 store_motion_loop, store_motion): New functions.
23624 (struct vop_to_refs_elt): New type.
23625 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23626 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23627 (schedule_sm): Replaced by...
23628 (execute_sm): ... this.
23629 (determine_lsm_ref, hoist_memory_references,
23630 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23631 find_more_ref_vops, free_mem_ref, free_mem_refs,
23632 determine_lsm_loop, determine_lsm): Removed.
23633 (tree_ssa_lim_finalize): Free data structures used by store motion.
23634 (tree_ssa_lim): Call analyze_memory_references. Use
23635 store_motion instead of determine_lsm.
23637 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23639 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23640 rename tmake_file to m68hc11/t-m68hc11.
23641 (mcore): Set inhibit_libc to true.
23642 * config.host (alpha*-dec-*vms*): Set extra_programs.
23643 (interix3*): Don't use host_xmake_file.
23644 * configure.ac: Let config.gcc override inhibit_libc.
23645 * configure: Regenerate.
23647 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23648 * config/t-openbsd-thread: Remove commented out lines.
23650 * config/x-interix: Remove.
23652 * config/m68hc11/t-m68hc11-gas: Rename to...
23653 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23655 * config/mcore/t-mcore: Remove T_CFLAGS.
23656 * config/mcore/t-mcore-pe: Likewise.
23658 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23660 * configure.ac: Replace custom __GNU_SOURCE test with
23661 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23662 * aclocal.m4: Regenerate.
23663 * configure: Regenerate.
23664 * config.in: Regenerate.
23666 2008-03-27 Richard Guenther <rguenther@suse.de>
23668 * fold-const.c (target.h): Include.
23669 (fold_comparison): Fold comparison of addresses of decls
23670 that bind locally or of constants. Consolidate address folding code.
23671 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23672 results from fold_binary_to_constant.
23673 (compare_values_warnv): Likewise.
23675 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23677 PR middle-end/35429
23678 * fold-const.c (fold_truthop): Check for integeral types when folding
23679 a == 0 && b == 0 and a != 0 || b != 0 .
23681 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23683 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23685 2008-03-26 Andreas Schwab <schwab@suse.de>
23687 * doc/invoke.texi: Fix use of @item vs. @itemx.
23689 2008-03-26 Tom Tromey <tromey@redhat.com>
23691 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23692 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23693 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23694 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23695 build/genconstants.o, build/genemit.o, build/genextract.o,
23696 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23697 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23700 2008-03-26 Richard Guenther <rguenther@suse.de>
23703 2008-03-26 Richard Guenther <rguenther@suse.de>
23705 * fold-const.c (target.h): Include.
23706 (fold_comparison): Fold comparison of addresses of two decls
23707 that bind locally. Consolidate address folding code.
23709 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23711 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23712 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23713 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23714 dconstsqrt2, dconstthird, dconste and/or dconst10.
23715 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23716 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23717 dconstsqrt2, dconste): Delete.
23718 (init_emit_once): Likewise. Simplify initializing dconstm1.
23720 * real.c (get_real_const): New.
23721 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23722 dconstsqrt2, dconste): Delete.
23723 (real_value_const, get_real_const): New.
23725 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23727 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23729 * config/i386/i386.c (ix86_function_arg_boundary): Check
23730 BIGGEST_ALIGNMENT instead of 128.
23731 (setup_incoming_varargs_64): Likewise.
23733 2008-03-26 Tom Tromey <tromey@redhat.com>
23735 * Makefile.in (DEPFILES): Add missing '/'.
23737 2008-03-26 Richard Guenther <rguenther@suse.de>
23739 * fold-const.c (target.h): Include.
23740 (fold_comparison): Fold comparison of addresses of two decls
23741 that bind locally. Consolidate address folding code.
23743 2008-03-26 Nick Clifton <nickc@redhat.com>
23746 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23747 not allow INT+INT as a legitimate addressing mode.
23749 2008-03-26 Richard Guenther <rguenther@suse.de>
23751 * tree-flow.h (widen_bitfield): Remove declaration.
23752 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23753 (widen_bitfield): Remove function.
23754 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23757 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23760 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23763 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23765 PR rtl-optimization/35232
23766 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23767 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23768 reg_reloaded_call_part_clobbered here.
23769 (reload_regs_reach_end_p): New function.
23770 (reload_reg_rtx_for_input): New variable.
23771 (reload_reg_rtx_for_output): Likewise.
23772 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23773 when reassigning a pseudo register. Load reloadreg from
23774 reload_reg_rtx_for_input, moving the mode and register
23776 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23777 instead of the original when deciding whether an input reload
23778 would be a no-op or whether an output reload can be deleted.
23779 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23780 when setting up new_spill_reg_store. Load it from
23781 reload_reg_rtx_for_output, moving the mode and register
23783 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23784 instead of the original when deciding whether an output reload
23785 would be a no-op. Do the same when modifying insn notes.
23786 Use rtx_equal_p instead of == to compare the registers.
23787 (inherit_piecemeal_p): Take a mode and two register numbers
23789 (emit_reload_insns): Clear new_spill_reg_store for every hard
23790 register in the reload register. Remove spill registers
23791 from reg_reloaded_valid before considering whether to record
23792 inheritance information for them. Use reload_reg_rtx_for_output
23793 instead of reg_rtx when recording output reloads. Use
23794 reload_reg_rtx_for_input instead of reg_rtx when recording
23795 input reloads. Set or clear reg_reloaded_call_part_clobbered
23796 at the same time as setting reg_reloaded_valid.
23797 (delete_output_reload): Add a new_reload_reg parameter and use it
23798 instead of rld[j].reg_rtx.
23799 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23802 2008-03-25 Tom Tromey <tromey@redhat.com>
23804 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23805 (build/genattr.o): Likewise.
23806 (build/genattrtab.o): Likewise.
23807 (build/gencodes.o): Likewise.
23808 (build/genconfig.o): Likewise.
23809 (build/genconstants.o): Likewise.
23810 (build/genemit.o): Likewise.
23811 (build/genextract.o): Likewise.
23812 (build/genflags.o): Likewise.
23814 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23816 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23817 instead of size_int for integer types.
23818 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23819 to match type of MINUS_EXPR.
23821 2008-03-25 Tom Tromey <tromey@redhat.com>
23823 * configure: Rebuilt.
23824 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23827 2008-03-25 Tom Tromey <tromey@redhat.com>
23829 * config/x-solaris (host-solaris.o): Update.
23830 * config/x-linux (host-linux.o): Update.
23831 * config/x-hpux (host-hpux.o): Update.
23832 * config/x-darwin (host-darwin.o): Update.
23833 * config/v850/t-v850e (v850-c.o): Update.
23834 * config/v850/t-v850 (v850-c.o): Update.
23835 * config/t-vxworks (vxworks.o): Update.
23836 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23837 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23838 * config/spu/t-spu-elf (spu-c.o): Update.
23840 * config/sh/t-symbian (sh-c.o): Update.
23841 (symbian.o): Update.
23842 * config/sh/t-sh (sh-c.o): Update.
23843 * config/score/t-score-elf (score7.o, score3.o): Update.
23844 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23845 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23846 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23847 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23848 (rs6000.o): Remove.
23849 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23850 * config/m32c/t-m32c (m32c-pragma.o): Update.
23851 * config/ia64/t-ia64 (ia64-c.o): Update.
23852 * config/i386/x-mingw32 (host-mingw32.o): Update.
23853 * config/i386/x-i386 (driver-i386.o): Update.
23854 * config/i386/x-darwin (host-i386-darwin.o): Update.
23855 * config/i386/x-cygwin (host-cygwin.o): Update.
23856 * config/i386/t-nwld (nwld.o): Update.
23857 * config/i386/t-netware (netware.o): Update.
23858 * config/i386/t-interix (winnt.o): Update.
23859 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23860 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23861 msformat-c.o): Update.
23862 * config/bfin/t-bfin-linux (generated_files): Add
23863 linux-sysroot-suffix.h.
23864 * config/arm/t-wince-pe (pe.o): Update.
23865 * config/arm/t-strongarm-pe (pe.o): Update.
23866 * config/arm/t-pe (pe.o): Update.
23867 * config/arm/t-arm (arm-c.o): Update.
23868 * doc/install.texi (Prerequisites): Require make 3.80.
23869 * Makefile.in: Remove .o targets.
23870 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23871 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23872 (simple_generated_h, simple_generated_c): Move earlier.
23873 (generated_files): New variable.
23874 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23875 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23876 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23877 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23878 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23879 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23880 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23881 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23882 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23883 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23884 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23885 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23887 (COMPILE.base, COMPILE): New variables.
23888 (%.o): New pattern rule.
23889 (ALL_HOST_OBJS): New variable.
23890 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23891 (dummy-checksum.o, cc1-checksum.o): Remove.
23892 (DRIVER_SHLIB): New variable.
23893 (DRIVER_DEFINES): Use it.
23894 (gencondmd.c): Move out of build/.
23895 (s-conditions): Update.
23896 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23897 (ALL_BUILD_OBJS): Likewise.
23898 (build/%.o): Use BUILDCOMPILE.
23899 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23900 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23901 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23902 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23903 build/genconfig.o, build/genconstants.o, build/genemit.o,
23904 build/genextract.o, build/genflags.o, build/genmddeps.o,
23905 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23906 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23907 build/gen-protos.o, build/scan.o, build/fix-header.o,
23908 build/scan-decls.o): Simplify.
23909 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23910 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23911 prefix.o, toplev.o): Reduce to variable setting.
23912 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23913 ($(out_object_file), gcc-options.o): New targets.
23914 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23915 * configure: Rebuilt.
23916 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23917 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23919 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23921 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23922 complain when we hit an error, return ERROR_MARK_NODE.
23924 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23926 * config/sh/constraints.md (Pso, Psz): New constraints.
23927 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23928 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23930 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23932 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23933 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23935 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23937 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23938 (prefetch_sh2a): New.
23940 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23941 Naveen.H.S <naveen.hs@kpitcummins.com>
23943 * config/sh/constraints.md (I28): New constraint.
23944 * config/sh/sh.c (broken_move): Add support for movi20s.
23945 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23947 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23948 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23949 Naveen.H.S <naveen.hs@kpitcummins.com>
23951 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23952 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23953 (print_operand): Handle resbank in %@ operand code.
23954 (sh_encode_section_info): New.
23955 (push_regs): Add conditions for resbank.
23956 (sh_expand_epilogue): Likewise.
23957 (sh_insert_attributes): Likewise.
23958 (sh_attribute_table): Likewise.
23959 (sh_handle_resbank_handler_attribute): New.
23960 (sh2a_handle_function_vector_handler_attribute): New.
23961 (sh2a_is_function_vector_call): New.
23962 (sh2a_get_function_vector_number): New.
23963 (sh2a_function_vector_p): New.
23964 (sh_cfun_resbank_handler_p): New.
23965 * config/sh/sh.md (calli): Emit jsr/n if possible.
23966 (calli_tbr_rel): New.
23967 (calli_pcrel): Emit jsr/n if possible.
23968 (return_i): Emit rts/n if possible.
23969 (call_valuei_tbr_rel): New.
23970 (call_valuei_pcrel): Add condition for SH2A target.
23971 (call_value): Likewise.
23972 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23973 (sh2a_get_function_vector_number): Likewise.
23974 (sh2a_is_function_vector_call): Likewise.
23975 * doc/extend.texi: Document TBR relative addressing of SH2A.
23976 (resbank): Add description for SH2A.
23978 2008-03-24 Richard Guenther <rguenther@suse.de>
23981 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23982 pointer assignments change conversions according to middle-end rules.
23983 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23984 * configure.ac: Include type checking in yes.
23985 * configure: Regenerate.
23987 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23989 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23990 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23992 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23994 * gthr-vxworks.h (UNUSED): Define.
23996 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23998 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24000 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24002 * doc/extend.texi (Function Attributes): Add missing comma in the
24003 example of the "alloc_size" attribute.
24005 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24008 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24010 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24013 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24016 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24017 of the underlying type of a MS bitfield layout to the natural
24018 alignment of the type.
24020 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24022 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24023 to their natural alignment to avoid store forwarding stalls.
24025 2008-03-22 Richard Guenther <rguenther@suse.de>
24027 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24028 For PHI nodes verify the address is invariant.
24029 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24030 (get_symbol_constant_value): Use is_gimple_min_invariant.
24031 (maybe_fold_stmt_indirect): Likewise.
24033 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24035 PR rtl-optimization/33927
24036 * Makefile.in (dse.o): Depend on $(TM_P_H).
24037 * expr.h (extract_low_bits): Declare.
24038 * expmed.c (extract_low_bits): New function.
24039 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24040 * dse.c: Include tm_p.h.
24041 (find_shift_sequence): Remove the read_reg argument and return the
24042 read value. Emit the instructions instead of returning them.
24043 Iterate on new_mode rather than calculating it each time.
24044 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24045 source to NEW_MODE and extract_low_bits to convert the shifted
24046 value to READ_MODE.
24047 (replace_read): Allow the load and store to have different mode
24048 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24049 or extraction instructions before trying the replacement. Update
24050 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24052 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24054 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24055 to their natural alignment to avoid store forwarding stalls.
24057 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24060 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24061 encouraging but not allowing gprs for input;
24062 change the input constraint to !f#r.
24063 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24065 change the output constraint to !f#r.
24067 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24070 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24071 corresponding post-reload splitters.
24072 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24073 when x87 FP math is selected.
24074 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24075 New function prototype.
24076 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24077 unreachable function to ease macroization of insn patterns.
24079 2008-03-21 Martin Jambor <mjambor@suse.cz>
24081 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24082 reference dumps if ddr is NULL or dependence is unknown.
24084 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24086 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24087 unsigned extension into account.
24088 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24089 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24090 Do computations on a scratch register.
24092 2008-03-21 Richard Guenther <rguenther@suse.de>
24094 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24095 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24096 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24097 * tree-ssa-dom.c (record_equality): Likewise.
24098 * tree-inline.c (copy_body_r): Likewise.
24099 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24102 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24104 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24105 as 'delete_unused' argument.
24107 2008-03-20 Richard Guenther <rguenther@suse.de>
24109 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24110 special casing of constant qualifiers.
24111 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24112 care about them in general.
24113 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24114 regardless of their type.
24115 (fold_stmt_r): Forcefully fold *& if we end up with that.
24117 2008-03-20 Paul Brook <paul@codesourcery.com>
24119 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24120 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24122 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24124 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24125 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24127 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24129 * common.opt (Wmudflap): New option.
24130 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24131 (mx_register_decls): Likewise.
24132 (mudflap_finish_file): Likewise.
24133 * doc/invoke.texi: Document -Wno-mudflap.
24135 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24137 * c-format.c (replace_format_name_to_system_name): New.
24138 (cmp_attribs): New.
24139 (convert_format_name_to_system_name): New.
24140 (decode_format_attr): Add use of convert_format_name_to_system_name.
24141 (format_types_orig): Add gnu_ prefix to names.
24142 (check_format_info_main): Special treating of \0 escaped names for
24143 supporting multi-character format specifiers as I32, I64.
24144 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24145 (gnu_target_overrides_format_attributes): New.
24146 * c-format.h: Add structure target_ovr_attr to hold
24147 system specific formatter names.
24148 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24149 msformat-c.o file to c_target_objs and cxx_target_objs.
24150 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24151 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24152 (TARGET_N_FORMAT_TYPES): New.
24153 * config/i386/msformat-c.c: New.
24154 * config/i386/t-cygming: Add build rule for msformat-c.o.
24155 * doc/extend.texi: Add new format names gnu_* and ms_* and
24157 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24159 2008-03-20 Ira Rosen <irar@il.ibm.com>
24161 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24162 optimizations turned on under -O3.
24163 (ftree-vectorize): Add that the flag is turned on with -O3.
24165 2008-03-20 Ben Elliston <bje@au.ibm.com>
24167 * regmove.c (try_auto_increment): Fix spelling error in comment.
24168 * final.c (final_scan_insn): Likewise.
24170 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24173 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24174 allocator preferences for "y" and "r" class registers.
24175 ("*mov<mode>_internal"): Ditto.
24176 ("*movv2sf_internal_rex64"): Ditto.
24177 ("*movv2sf_internal"): Ditto.
24179 2008-03-19 Michael Matz <matz@suse.de>
24181 PR middle-end/35616
24182 * calls.c (expand_call): Check overlap of arguments with call
24183 address for sibcalls.
24185 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24188 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24189 of the underlying type of a MS bitfield layout to the natural
24190 alignment of the type.
24192 2008-03-19 Jan Hubicka <jh@suse.cz>
24195 * toplev.c (decode_d_option): Handle all CPP flags.
24196 * tree-vrp.c: Update tree_pass descriptors.
24197 * regrename.c: Update tree_pass descriptors.
24198 * fwprop.c: Update tree_pass descriptors.
24199 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24200 * tree-into-ssa.c: Update tree_pass descriptors.
24201 * tree-dump.c: Update tree_pass descriptors.
24202 * tree-complex.c: Update tree_pass descriptors.
24203 * tree-dump.h: Update tree_pass descriptors.
24204 * see.c: Update tree_pass descriptors.
24205 * cgraphbuild.c: Update tree_pass descriptors.
24206 * tracer.c: Update tree_pass descriptors.
24207 * tree-loop-distribution.c: Update tree_pass descriptors.
24208 * cgraph.c: Update tree_pass descriptors.
24209 * postreload-gcse.c: Update tree_pass descriptors.
24210 * postreload.c: Update tree_pass descriptors.
24211 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24212 * tree-tailcall.c: Update tree_pass descriptors.
24213 * tree-pass.h (tree_opt_pass): Rename to ...
24214 (opt_pass) ... this one; add "type" field and remove letter field.
24215 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24216 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24217 all_lowering_passes): Update declaration.
24218 * ipa-cp.c: Update tree_pass descriptors.
24219 * final.c: Update tree_pass descriptors.
24220 * omp-low.c: Update tree_pass descriptors.
24221 * tree-ssa-dse.c: Update tree_pass descriptors.
24222 * ipa-reference.c: Update tree_pass descriptors.
24223 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24224 * auto-inc-dec.c: Update tree_pass descriptors.
24225 * reorg.c: Update tree_pass descriptors.
24226 * cgraphunit.c: Update tree_pass descriptors.
24227 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24228 * tree-ssa-ccp.c: Update tree_pass descriptors.
24229 * df-core.c: Update tree_pass descriptors.
24230 * mode-switching.c: Update tree_pass descriptors.
24231 * tree-nomudflap.c: Update tree_pass descriptors.
24232 * modulo-sched.c: Update tree_pass descriptors.
24233 * ipa-pure-const.c: Update tree_pass descriptors.
24234 * cse.c: Update tree_pass descriptors.
24235 * web.c: Update tree_pass descriptors.
24236 * tree-stdarg.c: Update tree_pass descriptors.
24237 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24238 * tree-ssa-dom.c: Update tree_pass descriptors.
24239 * tree-nrv.c: Update tree_pass descriptors.
24240 * tree-ssa-alias.c: Update tree_pass descriptors.
24241 * loop-init.c: Update tree_pass descriptors.
24242 * gimple-low.c: Update tree_pass descriptors.
24243 * ipa-inline.c: Update tree_pass descriptors.
24244 * tree-ssa-sink.c: Update tree_pass descriptors.
24245 * global.c: Update tree_pass descriptors.
24246 * ifcvt.c: Update tree_pass descriptors.
24247 * jump.c: Update tree_pass descriptors.
24248 * predict.c: Update tree_pass descriptors.
24249 * tree-ssa-loop.c: Update tree_pass descriptors.
24250 * recog.c: Update tree_pass descriptors.
24251 * dse.c: Update tree_pass descriptors.
24252 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24253 * tree-eh.c: Update tree_pass descriptors.
24254 * regmove.c: Update tree_pass descriptors.
24256 * function.c: Update tree_pass descriptors.
24257 * tree-vectorizer.c: Update tree_pass descriptors.
24258 * gcse.c: Update tree_pass descriptors.
24259 * ipa-type-escape.c: Update tree_pass descriptors.
24260 * tree-if-conv.c: Update tree_pass descriptors.
24261 * init-regs.c: Update tree_pass descriptors.
24262 * ipa.c: Update tree_pass descriptors.
24263 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24264 * rtl-factoring.c: Update tree_pass descriptors.
24265 * lower-subreg.c: Update tree_pass descriptors.
24266 * bt-load.c: Update tree_pass descriptors.
24267 * tree-dfa.c: Update tree_pass descriptors.
24268 * except.c: Update tree_pass descriptors.
24269 * emit-rtl.c: Update tree_pass descriptors.
24270 * cfgexpand.c: Update tree_pass descriptors.
24271 * tree-cfgcleanup.c: Update tree_pass descriptors.
24272 * cfgcleanup.c: Update tree_pass descriptors.
24273 * tree-ssa-pre.c: Update tree_pass descriptors.
24274 * tree-sra.c: Update tree_pass descriptors.
24275 * tree-mudflap.c: Update tree_pass descriptors.
24276 * tree-ssa-copy.c: Update tree_pass descriptors.
24277 * cfglayout.c: Update tree_pass descriptors.
24278 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24279 * tree-ssa-dce.c: Update tree_pass descriptors.
24280 * tree-ssa.c: Update tree_pass descriptors.
24281 * regclass.c: Update tree_pass descriptors.
24282 * integrate.c: Update tree_pass descriptors.
24283 * tree-optimize.c: Update tree_pass descriptors.
24284 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24285 * tree-object-size.c: Update tree_pass descriptors.
24286 * combine.c: Update tree_pass descriptors.
24287 * tree-outof-ssa.c: Update tree_pass descriptors.
24288 * bb-reorder.c: Update tree_pass descriptors.
24289 * stack-ptr-mod.c: Update tree_pass descriptors.
24290 * var-tracking.c: Update tree_pass descriptors.
24291 * tree-profile.c: Update tree_pass descriptors.
24292 * tree-vect-generic.c: Update tree_pass descriptors.
24293 * reg-stack.c: Update tree_pass descriptors.
24294 * sched-rgn.c: Update tree_pass descriptors.
24295 * tree-ssa-structalias.c: Update tree_pass descriptors.
24296 * tree-cfg.c: Update tree_pass descriptors.
24297 * passes.c (current_pass): Update declaration.
24298 (finish_optimization_passes): Update.
24299 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24300 (register_one_dump_file, register_dump_files_1, next_pass_1):
24302 (init_optimization_passes): Update handling of new types.
24303 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24304 * ipa-struct-reorg.c: Update tree_pass descriptors.
24305 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24306 * combine-stack-adj.c: Update tree_pass descriptors.
24307 * cfgrtl.c: Update tree_pass descriptors.
24308 * dce.c: Update tree_pass descriptors.
24309 * tree-ssanames.c: Update tree_pass descriptors.
24311 2008-03-19 Richard Guenther <rguenther@suse.de>
24313 PR middle-end/35609
24314 * tree-ssa.c (walk_data): New structure.
24315 (warn_uninitialized_var): If not always_executed warn with "maybe"
24317 (execute_early_warn_uninitialized): Compute post-dominators.
24318 Initialize always_executed before processing each basic block.
24320 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24323 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24324 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24326 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24328 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24330 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24332 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24334 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24335 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24336 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24337 target after ignore has been set, and move there also the commputation
24338 of subtarget and original_target.
24339 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24340 (LANG_HOOKS_INITIALIZER): Remove it.
24341 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24343 2008-03-18 Richard Guenther <rguenther@suse.de>
24345 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24346 found an expression with constants, note that in the VN for the lhs.
24347 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24348 fold them to constants if possible. Run cleanup_cfg if done so.
24349 (execute_pre): Return todo.
24350 (do_pre): Likewise.
24351 (execute_fre): Likewise.
24352 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24354 (get_prop_source_stmt): Look through pointer conversions.
24356 2008-03-18 Jan Hubicka <jh@suse.cz>
24358 * tree-pretty-print.c: Include predict.h.
24359 (dump_generic_node): Dump predictor.
24360 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24361 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24362 * gimple-low.c (lower_stmt): Likewise.
24363 * expr.c (expand_expr_real): Likewise.
24364 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24366 (build_predict_expr, build_predict_expr): New.
24367 * predict.h (predictor_name, build_predict_expr): Update.
24368 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24369 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24370 * predict.def (PRED_CONTINUE): Update hitrate.
24371 * tree.def (PREDICT_EXPR): Define.
24372 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24373 do not handle BIND_EXPR.
24374 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24375 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24376 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24379 2008-03-18 Michael Matz <matz@suse.de>
24381 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24383 2008-03-18 Richard Guenther <rguenther@suse.de>
24385 * tree-gimple.h (is_gimple_invariant_address): Declare.
24386 (is_gimple_constant): Likewise.
24387 * tree-gimple.c (is_gimple_constant): New function.
24388 (is_gimple_invariant_address): Likewise.
24389 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24390 and is_gimple_invariant_address.
24391 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24393 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24394 an addressable base.
24396 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24398 PR middle-end/35611
24399 * gimplify.c (gimplify_expr): Gimplify second operand of
24402 2008-03-17 Richard Guenther <rguenther@suse.de>
24404 PR tree-optimization/19637
24405 * fold-const.c (fold_unary): Remove restrictions of removing
24406 intermediate pointer-conversions (P2)(P1)P0.
24407 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24408 conversion to void pointer.
24409 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24411 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24414 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24415 emulated thread local variables.
24417 2008-03-16 Richard Guenther <rguenther@suse.de>
24419 PR middle-end/35607
24420 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24421 expand TREE_INVARIANT operations that are not gimple invariant.
24423 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24425 * doc/extend.texi (Alignment): Say that the ABI controls
24426 the __alignof__ for non-strict-alignment targets rather
24427 than being a recommendation.
24429 2008-03-15 Paul Brook <paul@codesourcery.com>
24431 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24433 (arm_output_fn_unwind): Mark functions that can not be unwound.
24435 2008-03-15 Paul Brook <paul@codesourcery.com>
24437 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24438 extension instructions.
24440 2008-03-15 Richard Guenther <rguenther@suse.de>
24442 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24443 and fold constant aggregate refs.
24444 (fold_const_aggregate_ref): Handle string constants
24445 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24446 (evaluate_stmt): Simplify now that ccp_fold folds constant
24449 2008-03-15 Paul Brook <paul@codesourcery.com>
24451 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24452 (extzv): Use gen_extzv_t2.
24453 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24455 2008-03-15 Richard Guenther <rguenther@suse.de>
24457 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24458 (fold_const_aggregate_ref): Likewise.
24459 (get_value): Return NULL if we don't have any values.
24460 (ccp_finalize): Set const_val to NULL after freeing it.
24461 * tree-flow.h (get_symbol_constant_value): Declare.
24462 (fold_const_aggregate_ref): Likewise.
24463 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24465 2008-03-15 Richard Guenther <rguenther@suse.de>
24467 PR middle-end/35593
24468 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24469 to not produce negative array indices if not allowed. Add
24470 parameter to indicate that.
24471 (maybe_fold_offset_to_component_ref): Allow negative array
24472 indices only for the first member of a structure.
24473 (maybe_fold_offset_to_reference): Allow negative array indices.
24474 (maybe_fold_stmt_addition): Likewise.
24476 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24477 Anatoly Sokolov <aesok@post.ru>
24479 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24480 (avr_arch): Add ARCH_AVR6.
24481 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24482 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24483 instead of fixed value 2.
24484 (print_operand_address): Use gs() asm specifier instead of pm().
24485 (avr_assemble_integer): (Ditto.).
24486 (avr_output_addr_vec_elt): (Ditto.).
24487 (print_operand): Handle "!" code.
24488 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24489 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24490 (AVR_HAVE_EIJMP_EICALL): Define.
24491 (AVR_3_BYTE_PC): Redefine.
24492 (AVR_2_BYTE_PC): (Ditto.).
24493 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24494 (LINK_SPEC): Add atmega2560 and atmega2561.
24495 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24497 * config/avr/avr.md (call_insn): Use eicall instead of icall
24498 for 3 byte PC devices.
24499 (call_value_insn): (Ditto.).
24500 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24501 (indirect_jump): Use only for for 2 byte PC devices.
24502 (*tablejump): (Ditto.).
24503 (*indirect_jump_avr6): Add insn.
24504 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24505 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24506 instead of ijmp for 3 byte PC devices.
24507 (__tablejump2__): (Ditto.).
24508 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24509 (MULITLIB_DIRNAMES): (Ditto.).
24510 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24512 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24514 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24515 "sse2_umulsidi3". Use V1DI mode for operand 0.
24516 ("mmx_psadbw"): Use V1DI mode for operand 0.
24517 * config/i386/i386-modes.def (V1SI): New vector mode.
24518 * config/i386/i386.c (struct builtin_description)
24519 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24520 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24521 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24522 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24523 v1di_ftype_v8qi_v8qi type.
24524 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24526 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24527 __builtin_ia32_pmuludq]: Fix the mode of return value.
24529 2008-03-15 Richard Guenther <rguenther@suse.de>
24531 PR middle-end/35595
24532 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24535 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24537 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24538 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24539 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24540 unless TARGET_SERIALIZE_VOLATILE is enabled.
24541 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24542 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24543 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24545 2008-03-14 Richard Guenther <rguenther@suse.de>
24547 PR tree-optimization/34172
24548 * tree-flow.h (refs_may_alias_p): Declare.
24549 (get_single_def_stmt): Likewise.
24550 (get_single_def_stmt_from_phi): Likewise.
24551 (get_single_def_stmt_with_phi): Likewise.
24552 * tree-dfa.c (refs_may_alias_p): New function.
24553 (get_single_def_stmt): Likewise.
24554 (get_single_def_stmt_from_phi): Likewise.
24555 (get_single_def_stmt_with_phi): Likewise.
24556 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24557 (vn_reference_lookup_1): New helper function.
24558 (vn_reference_lookup): Walk the virtual use-def chain to
24559 continue searching for a match if the def does not alias the
24560 reference we are looking for.
24562 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24564 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24565 archive and Perzl. Update The Written Word listing.
24567 2008-03-14 Richard Guenther <rguenther@suse.de>
24569 PR tree-optimization/34043
24570 PR tree-optimization/33989
24571 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24573 (bitmap_find_leader): Use extra argument to verify dominance
24574 relationship inside a basic-block.
24575 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24576 (find_leader_in_sets): Adjust.
24577 (create_component_ref_by_pieces): Take extra argument for
24578 dominance check, handle lookup failures.
24579 (find_or_generate_expression): Likewise.
24580 (create_expression_by_pieces): Likewise.
24581 (insert_into_preds_of_block): Adjust.
24582 (create_value_expr_from): If asked for, verify all operands
24583 are in the blocks AVAIL_OUT set.
24584 (make_values_for_stmt): Check for SSA_NAMEs that are life
24585 over an abnormal edge.
24586 (compute_avail): Remove such check.
24587 (do_SCCVN_insertion): New function.
24588 (eliminate): If we do not find a leader suitable for replacement
24589 insert a replacement expression from SCCVN if available.
24590 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24591 (struct vn_ssa_aux): Add needs_insertion flag.
24592 * tree-ssa-sccvn.c (may_insert): New global flag.
24593 (copy_reference_ops_from_ref): Value-number union member access
24594 based on its size, not type and member if insertion is allowed.
24595 (visit_reference_op_load): For a weak match from union type
24596 punning lookup a view-converted value and insert a SSA_NAME
24597 for that value if that is not found.
24598 (visit_use): Make dumps shorter. Do not disallow value numbering
24599 SSA_NAMEs that are life over an abnormal edge to constants.
24600 (free_scc_vn): Release inserted SSA_NAMEs.
24601 (run_scc_vn): New flag to specify whether insertion is allowed.
24602 Process SSA_NAMEs in forward order.
24603 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24604 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24605 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24606 pointer type to/from integral types that do not change the
24607 precision to regular conversions.
24609 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24611 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24612 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24613 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24614 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24615 input arguments and the mode of return value. Built-in functions
24616 that operate on whole 64-bit MMX register now use V1DI mode.
24618 2008-03-13 Alon Dayan <alond@il.ibm.com>
24619 Olga Golovanevsky <olga@il.ibm.com>
24621 PR tree-optimization/35041
24622 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24623 to locate the right position in a statement.
24625 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24629 * config/i386/xmmintrin.h: Change all static inline functions to
24630 extern inline and add __gnu_inline__ attribute.
24631 * config/i386/bmintrin.h: Ditto.
24632 * config/i386/smmintrin.h: Ditto.
24633 * config/i386/tmmintrin.h: Ditto.
24634 * config/i386/mmintrin-common.h: Ditto.
24635 * config/i386/ammintrin.h: Ditto.
24636 * config/i386/emmintrin.h: Ditto.
24637 * config/i386/pmmintrin.h: Ditto.
24638 * config/i386/mmintrin.h: Ditto.
24639 * config/i386/mm3dnow.h: Ditto.
24641 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24643 PR middle-end/35185
24644 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24645 (lower_omp_2): New function.
24646 (lower_omp_1, lower_omp): Rewritten.
24648 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24651 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24652 with the phrase "Microsoft Windows compilers".
24653 (Push/Pop Macro Pragmas): New subsection. Document
24654 #pragma push_macro and pragma pop_macro.
24656 2008-03-12 Paul Brook <paul@codesourcery.com>
24658 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24660 2008-03-12 Paul Brook <paul@codesourcery.com>
24662 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24663 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24664 (thumb2_addsi_shortim): Rename ...
24665 (thumb2_addsi_short): ... to this. Allow register operands.
24666 (thumb2_subsi_short): New pattern.
24667 (thumb2_one_cmplsi2_short,
24668 thumb2_negsi2_short): New patterns and peepholes.
24670 2008-03-12 Paul Brook <paul@codesourcery.com>
24672 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24674 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24676 * config/i386/i386.md (int_cond): New code iterator.
24678 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24679 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24680 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24681 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24682 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24683 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24684 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24685 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24687 2008-03-12 Paul Brook <paul@codesourcery.com>
24689 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24690 instead of {arm,thumb}_compute_save_reg_mask.
24691 (output_return_instruction): Ditto.
24692 (thumb_unexpanded_epilogue): Ditto.
24693 (thumb1_expand_prologue): Ditto.
24694 (thumb1_output_function_prologue): Ditto.
24695 (arm_set_return_address): Ditto.
24696 (thumb_set_return_address): Ditto.
24697 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24698 regs to achieve stack alignment.
24699 (thumb1_compute_save_reg_mask): Fix compiler warning.
24700 (arm_output_epilogue): Use offsets->saved_regs_mask.
24701 Adjust stack pointer by poping call clobered registers.
24702 (arm_expand_prologue): Use offsets->saved_regs_mask.
24703 Adjust stack pointer by pushing extra registers.
24704 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24706 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24709 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24710 conversion to the operands of a multiplication.
24712 2008-03-12 Richard Guenther <rguenther@suse.de>
24714 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24715 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24716 * timevar.def (TV_TREE_PHIPROP): Add.
24717 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24718 pass description. Use TV_TREE_PHIPROP.
24719 * tree-ssa-forwprop.c: Remove phiprop code.
24721 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24723 PR middle-end/35549
24724 * omp-low.c (maybe_lookup_decl): Constify first argument.
24725 (use_pointer_for_field): Change last argument from bool to
24726 omp_context *. Disallow shared copy-in/out in nested
24727 parallel if decl is shared in outer parallel too.
24728 (build_outer_var_ref, scan_sharing_clauses,
24729 lower_rec_input_clauses, lower_copyprivate_clauses,
24730 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24732 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24733 Ira Rosen <irar@il.ibm.com>
24735 * tree-vectorizer.c (free_stmt_vec_info): New function.
24736 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24737 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24738 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24739 * tree-vect-transform.c (vectorizable_conversion): Free
24740 vec_oprnds0 if it was allocated.
24741 (vect_permute_store_chain): Remove unused VECs.
24742 (vectorizable_store): Free VECs that are allocated in the..
24744 (vect_transform_strided_load, vectorizable_load): Likewise.
24745 (vect_remove_stores): Simplify the code.
24746 (vect_transform_loop): Move code to vect_remove_stores().
24747 Call vect_remove_stores() and free_stmt_vec_info().
24749 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24751 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24752 TARGET_HPUX. Revise comment.
24753 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24754 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24755 Use sr4 variant of `be' instruction when not generating PIC code.
24756 (attr_length_call): Adjust for above change.
24758 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24760 * ipa-reference.c (static_execute): Remove module_statics_const and
24761 associated setting code.
24763 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24766 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24767 predicate for operand 1.
24768 (paritysi2_cmp): Use register_operand predicate for operand 2.
24769 Use earlyclobber modifier for operand 1. Remove support for
24771 (paritydi2_cmp): Use register_operand predicate for operand 3.
24772 Use earlyclobber modifier for operand 1. Remove support for
24775 2008-03-11 Paul Brook <paul@codesourcery.com>
24776 Vladimir Prus <vladimir@codesourcery.com>
24778 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24779 (arm_compute_save_reg0_reg12_mask): Always
24780 check if register 11 must be saved. Always safe hard frame pointer
24781 when frame_pointer_needeed.
24782 (arm_compute_save_reg_mask): Save IP and PC
24783 only with apcs frames.
24784 (arm_output_epilogue): Adjust Thumb2 codepath to
24785 be also invoked and work for ARM non-apcs frames.
24786 (arm_expand_prologue): Don't bother saving IP
24787 for non-apcs frame, since it's not clobbered by
24788 prologue code. Implement non-apcs frame
24791 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24793 PR rtl-optimization/35281
24794 * expr.c (convert_move): Use a new pseudo for the intermediate
24795 from_mode->word_mode result.
24797 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24799 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24800 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24801 * toplev.c (compile_file): Don't call it.
24803 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24805 PR middle-end/35526
24806 * expr.c (store_expr): Call emit_block_move if the mode
24807 of "temp" RTX is BLKmode.
24809 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24810 Richard Guenther <rguenther@suse.de>
24812 PR tree-optimization/31358
24813 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24814 the step with a NULL_TREE.
24815 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24816 to sizetype if type is a pointer type.
24817 (add_candidate_1): Don't convert the base and step to
24818 the generic type if the orginal type is a pointer type.
24819 (add_iv_value_candidates): Use sizetype for the step
24820 if type is a pointer type.
24821 (cand_value_at): Likewise.
24822 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24824 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24825 Don't convert the tem affine to the type.
24826 (add_elt_to_tree): Use sizetype for the step if a pointer.
24827 Use POINTER_PLUS_EXPR for pointers.
24828 (aff_combination_to_tree): Use sizetype for the step if a
24831 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24833 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24834 Remove commutativity hint.
24836 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24840 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24841 errorneous type. Check that v is a VAR_DECL.
24843 PR middle-end/35099
24844 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24846 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24848 PR tree-optimization/35494
24849 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24850 may be overriden at link and run time.
24852 2008-03-10 Richard Guenther <rguenther@suse.de>
24854 PR tree-optimization/34677
24855 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24856 (poolify_tree): Likewise.
24857 (modify_expr_template): Likewise.
24858 (poolify_modify_stmt): Likewise.
24859 (insert_fake_stores): Handle all component-ref style stores
24860 in addition to INDIRECT_REF. Also handle complex types.
24861 Do not poolify the inserted load.
24862 (realify_fake_stores): Do not rebuild the tree but only
24863 make it a SSA_NAME copy.
24864 (init_pre): Remove initialzation of modify_expr_template.
24865 Do not allocate modify_expr_node_pool.
24866 (fini_pre): Do not free modify_expr_node_pool.
24868 2008-03-10 Paul Brook <paul@codesourcery.com>
24870 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24871 to avoid conflicts.
24873 2008-03-10 Paul Brook <paul@codesourcery.com>
24874 Mark Shinwell <shinwell@codesourcery.com>
24876 * config/arm/cortex-r4.md: New.
24877 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24879 * config/arm/arm.md: Include cortex-r4.md.
24880 (insn): Add smmls, sdiv and udiv values.
24881 (generic_sched): Don't use generic scheduling for Cortex-R4.
24882 (arm_issue_rate): New function.
24883 (TARGET_SCHED_ISSUE_RATE): Define.
24885 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24887 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24889 2008-03-10 Richard Guenther <rguenther@suse.de>
24891 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24892 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24894 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24896 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24897 Set default to true.
24899 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24901 * c.opt (Wsynth): Deprecate.
24902 * doc/invoke.texi (Option Summary, Warning Options): Document
24903 -Wno-format-contains-nul.
24905 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24908 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24909 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24911 2008-03-09 Ira Rosen <irar@il.ibm.com>
24913 * config/rs6000/rs6000.c (builtin_description): Rename vector
24914 left shift operations.
24915 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24916 (altivec_vsl<VI_char>): Rename to ...
24917 (ashl<mode>3): ... new name.
24918 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24920 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24922 2008-03-08 Richard Guenther <rguenther@suse.de>
24924 * coverage.h (tree_coverage_counter_addr): Declare.
24925 * coverage.c (tree_coverage_counter_addr): New function.
24926 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24927 before using again.
24928 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24929 (tree_gen_one_value_profiler): Likewise.
24930 (tree_gen_ic_profiler): Likewise.
24931 (tree_gen_average_profiler): Likewise.
24932 (tree_gen_ior_profiler): Likewise.
24934 2008-03-08 Richard Guenther <rguenther@suse.de>
24936 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24937 (vn_binary_op_insert): Likewise.
24938 (vn_unary_op_lookup): Likewise.
24939 (vn_unary_op_insert): Likewise.
24940 (vn_nary_op_lookup): Declare.
24941 (vn_nary_op_insert): Likewise.
24942 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24943 and binary hashes, use a single obstack for unary_op_pool
24944 and binary_op_pool.
24945 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24946 a single struct vn_nary_op_s. Store tree code length and
24947 a variable number of operands.
24948 (struct vn_reference_op_struct): Remove unused op2.
24949 (vn_reference_op_eq): Do not compare op2.
24950 (vn_reference_op_compute_hash): Do not compute hash of op2.
24951 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24952 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24953 with vn_nary_op_compute_hash.
24954 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24955 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24957 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24959 (visit_unary_op): Call nary functions.
24960 (visit_binary_op): Likewise.
24961 (process_scc): Adjust for struct vn_tables_s changes.
24962 (allocate_vn_table): Likewise.
24963 (free_vn_table): Likewise.
24964 * tree-vn.c (vn_add): Call nary functions.
24965 (vn_lookup): Likewise.
24967 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24970 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24971 wdst back after sync_compare_and_swapqhi_internal.
24973 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24976 * config/i386/i386-modes.def (V1DI): New vector mode.
24977 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24978 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24979 (MMXMODE248): Ditto.
24980 (MMXMODE): Add V1DI mode.
24981 (mmxvecsize): Change DI mode to V1DI mode.
24982 ("mov<mode>): Use MMXMODEI8 mode iterator.
24983 ("*mov<mode>_internal_rex64"): Ditto.
24984 ("*mov<mode>_internal"): Ditto.
24985 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24986 ("mmx_sub<mode>3"): Ditto.
24987 ("mmx_adddi3"): Remove insn pattern.
24988 ("mmx_subdi3"): Ditto.
24989 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24990 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24991 ("mmx_ashl<mode>3"): Ditto.
24992 ("mmx_lshrdi3"): Remove insn pattern.
24993 ("mmx_ashldi3"): Ditto.
24994 * config/i386/i386.c (classify_argument): Handle V1DImode.
24995 (function_arg_advance_32): Ditto.
24996 (function_arg_32): Ditto.
24997 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24998 mmx_addv1di3 insn pattern.
24999 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25000 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25001 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25002 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25003 Remove definitions of built-in functions.
25004 (V1DI_type_node): New node.
25005 (v1di_ftype_v1di_int): Ditto.
25006 (v1di_ftype_v1di_v1di): Ditto.
25007 (v2si_ftype_v2si_si): Ditto.
25008 (v4hi_ftype_v4hi_di): Remove node.
25009 (v2si_ftype_v2si_di): Ditto.
25010 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25011 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25012 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25013 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25014 Add new builtins using def_builtin_const.
25015 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25016 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25017 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25018 * config/i386/mmintrin.h (__v1di): New typedef.
25019 (_mm_add_si64): Cast arguments to __v1di type.
25020 (_mm_sub_si64): Ditto.
25021 (_mm_sll_pi16): Cast __count to __v4hi type.
25022 (_mm_sll_pi32): Cast __count to __v2si type.
25023 (_mm_sll_si64): Cast arguments to __v1di type.
25024 (_mm_srl_pi16): Cast __count to __v4hi type.
25025 (_mm_srl_pi32): Cast __count to __v2si type.
25026 (_mm_srl_si64): Cast arguments to __v1di type.
25027 (_mm_sra_pi16): Cast __count to __v4hi type.
25028 (_mm_sra_pi32): Cast __count to __v2si type.
25029 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25030 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25031 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25032 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25033 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25034 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25035 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25036 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25037 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25038 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25039 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25040 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25042 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25044 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25046 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25049 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25050 reg+const addressing for Altivec modes. Don't generate reg+reg
25051 addressing for TFmode or TDmode quantities.
25053 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25055 * c-common.c (vector_types_convertible_p): Call langhook
25056 instead of comptypes.
25058 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25061 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25062 integral and scalar float variables which have a
25065 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25067 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25068 dwarf_register_span hook when emitting unwind information for
25069 register-to-memory saves.
25070 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25071 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25073 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25075 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25076 for the same VAR_DECL.
25078 2008-03-06 Tom Tromey <tromey@redhat.com>
25080 * treelang: Delete.
25081 * doc/standards.texi (Standards): Don't mention treelang.
25082 * doc/invoke.texi (Overall Options): Don't mention treelang.
25083 * doc/install.texi (Prerequisites): Don't mention bison or
25085 (Configuration): Don't mention treelang.
25086 (Building): Likewise.
25087 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25089 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25091 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25092 word-extractions out of a multi-word object.
25094 2008-03-06 Richard Guenther <rguenther@suse.de>
25096 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25097 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25098 result type and precision.
25099 * expr.c (get_inner_reference): Set unsignedp based on the result
25100 type of BIT_FIELD_REF.
25101 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25102 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25103 (try_instantiate_multiple_fields): Likewise. Use the correct type
25105 (sra_build_assignment): Likewise.
25106 (sra_build_elt_assignment): Likewise.
25107 (sra_explode_bitfield_assignment): Likewise.
25108 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25109 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25110 set BIT_FIELD_REF_UNSIGNED.
25111 (vectorizable_load): Likewise.
25113 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25115 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25118 2008-03-06 Richard Guenther <rguenther@suse.de>
25120 * alias.c (struct alias_set_entry): Move has_zero_child field
25121 to pack with alias_set.
25123 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25125 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25128 2008-03-05 Ian Lance Taylor <iant@google.com>
25130 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25132 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25134 * fwprop.c (update_df): Support width and offset parameters of
25136 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25137 global_conflicts): Change DF_REF_EXTRACT to either
25138 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25139 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25140 * df-scan.c (df_ref_record, df_defs_record,
25141 df_ref_create_structure, df_def_record_1, df_uses_record,
25142 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25143 df_bb_refs_collect, df_entry_block_defs_collect,
25144 df_exit_block_uses_collect): Support new width and offset fields.
25145 (ref_extract_pool): New storage pool.
25146 (df_free_ref): New function.
25147 (df_reg_chain_unlink, df_free_collection_rec,
25148 df_sort_and_compress_refs): Call df_free_ref.
25149 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25151 (df_ref_create_structure): Allocate df_ref_extract if offset and
25152 width fields are used.
25153 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25154 (df_uses_record): Get offset and width from ZERO_EXTRACT
25156 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25157 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25158 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25159 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25160 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25161 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25162 (df_ref_extract): New structure.
25163 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25164 (df_ref_create): Add width and offset parameters.
25166 2008-03-05 Richard Guenther <rguenther@suse.de>
25168 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25169 Use ranges_overlap_p.
25170 (offset_overlaps_with_access): Rename
25171 to ranges_overlap_p and move ...
25172 * tree-flow-inline.h (ranges_overlap_p): ... here.
25174 * tree.h (get_inner_reference, handled_component_p): Update
25177 * tree.h (record_component_aliases, get_alias_set,
25178 alias_sets_conflict_p, alias_sets_must_conflict_p,
25179 objects_must_conflict_p): Move declarations ...
25180 * alias.h (record_component_aliases, get_alias_set,
25181 alias_sets_conflict_p, alias_sets_must_conflict_p,
25182 objects_must_conflict_p): ... here.
25183 Include coretypes.h.
25184 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25186 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25188 * cfg.c: Include tree-flow.h.
25189 (remove_edge_raw): Call redirect_edge_var_map_clear.
25190 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25191 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25192 (redirect_edge_var_map_result): New.
25193 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25194 PENDING_STMT use with redirect_edge_var_map_*.
25195 * tree-ssa.c (edge_var_maps): New definition.
25196 (redirect_edge_var_map_add): New.
25197 (redirect_edge_var_map_clear): New.
25198 (redirect_edge_var_map_dup): New.
25199 (redirect_edge_var_map_vector): New.
25200 (redirect_edge_var_map_destroy): New.
25201 (ssa_redirect_edge): Replace PENDING_STMT use with
25202 redirect_edge_var_map_*.
25203 (flush_pending_stmts): Same.
25204 (delete_tree_ssa): Destroy edge var map.
25205 * tree-flow.h (struct _edge_var_map): New.
25206 Define edge_var_map vector type.
25207 Declare redirect_edge_var_map_* prototypes.
25208 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25209 * tree-cfg.c (reinstall_phi_args): Replace
25210 PENDING_STMT use with redirect_edge_var_map_*.
25212 2008-03-05 Richard Guenther <rguenther@suse.de>
25214 PR tree-optimization/35472
25215 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25216 whose single use_stmt has a overlapping set of loaded and
25217 stored symbols as that use_stmt might be a noop assignment then.
25219 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25221 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25223 2008-03-05 Richard Guenther <rguenther@suse.de>
25226 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25227 should be constants.
25228 * tree-cfg.c (verify_expr): Verify it.
25229 * fold-const.c (fold_truthop): Remove code generating
25230 BIT_FIELD_REFs of structure bases.
25231 (fold_binary): Likewise.
25232 (fold_ternary): Position and size of BIT_FIELD_REFs are
25233 always host integers.
25234 (make_bit_field_ref): Remove.
25235 (optimize_bit_field_compare): Remove.
25236 (all_ones_mask_p): Remove.
25238 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25241 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25242 (split_block_and_df_analyze): New. Split basic block and rebuild
25244 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25246 (split_pattern_seq): Likewise.
25247 (erase_matching_seqs): Likewise.
25248 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25250 2008-03-04 Geoff Keating <geoffk@apple.com>
25252 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25253 declaration and code.
25254 (tree_invalid_nonnegative_warnv_p): Likewise.
25256 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25258 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25259 examples. Truncate option-names then causing overfull hbox.
25261 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25264 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25266 * configure: Rebuilt.
25268 2008-03-04 Rafael Espíndola <espindola@google.com>
25270 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25271 (tree_unary_nonnegative_warnv_p): New.
25272 (tree_binary_nonnegative_warnv_p): New.
25273 (tree_single_nonnegative_warnv_p): New.
25274 (tree_invalid_nonnegative_warnv_p): New.
25275 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25277 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25280 * opts.c (handle_option): Postpone 'unknown option' errors only for
25283 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25286 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25289 2008-03-04 Rafael Espíndola <espindola@google.com>
25291 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25292 (tree_binary_nonzero_warnv_p): New.
25293 (tree_single_nonzero_warnv_p): New.
25294 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25296 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25298 PR middle-end/35456
25299 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25300 transformations for modes that have signed zeros.
25301 * ifcvt.c (noce_try_abs): Ditto.
25303 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25305 * config/i386/i386.c (override_options): Force
25306 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25308 2008-03-04 Jan Hubicka <jh@suse.cz>
25311 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25314 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25316 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25317 label to probe the stack.
25319 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25321 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25322 (__gthr_win32_mutex_destroy): Declare.
25323 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25324 __gthr_win32_mutex_destroy.
25325 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25327 2008-03-03 Jan Hubicka <jh@suse.cz>
25330 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25331 aggressive on inlining cold calls.
25333 2008-03-03 Richard Guenther <rguenther@suse.de>
25335 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25336 struct copies into the expression table.
25337 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25338 (try_to_simplify): Likewise.
25339 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25340 integral and pointer arguments which do not change the
25341 precision to NOP_EXPRs.
25342 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25343 VIEW_CONVERT_EXPR case.
25345 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25347 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25348 defined in a loop at depth 0 is invariant.
25349 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25350 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25351 be called at loop depth 0.
25353 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25356 * gcc.c (process_command): Update copyright notice dates.
25357 * gcov.c (print_version): Likewise.
25358 * gcov-dump.c (print_version): Likewise.
25359 * mips-tfile.c (main): Likewise.
25360 * mips-tdump.c (main): Likewise.
25362 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25365 * c-common.c (flag_permissive): Delete.
25366 (constant_expression_warnings): Check flags first.
25367 (constant_expression_error): New.
25368 * c-common.h (flag_permissive): Delete.
25369 (constant_expression_error): Declare.
25370 * flags.h (flag_permissive): Declare. Update description.
25371 * diagnostic.c (pedwarn): Update.
25373 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25374 (permissive_error_kind): New.
25375 * toplev.c (flag_permissive): Define. Update description.
25376 * toplev.h (permissive_error_kind): Declare.
25377 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25378 (pedwarn_c90): Use pedantic_warning_kind.
25379 * c-opts.c (c_common_post_options): flag_permissive does not affect
25380 flag_pedantic_errors.
25382 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25384 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25385 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25386 __absvsi2, __absvDI2): Use unsigned arithmetic.
25388 2008-03-02 Andi Kleen <ak@suse.de>
25389 Richard Guenther <rguenther@suse.de>
25391 * struct-equiv.c: Remove file.
25392 * cfg_cleanup.c (condjump_equiv_p): Remove.
25393 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25394 (struct-equiv.o): Remove rule.
25395 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25396 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25397 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25399 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25401 * ifcvt.c (noce_process_if_block): Try to handle only the then
25402 block if the else block exists but isn't suitable.
25404 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25407 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25408 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25409 regression from previous patch.
25411 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25414 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25416 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25417 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25418 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25419 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25420 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25421 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25422 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25423 (__gthread_mutex_destroy_function): Rename to
25424 __gthread_mutex_destroy.
25425 * gthr-dce.h (__gthread_mutex_destroy): Call
25426 pthread_mutex_destroy.
25427 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25428 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25429 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25431 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25433 * df-scan.c (df_ref_chain_change_bb): Simplify.
25434 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25435 set_block_for_insn if there's any change.
25436 * df.h ((df_insn_change_bb): Fix prototype.
25437 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25438 df_insn_change_bb, don't call set_block_for_insn.
25439 * emit-rtl.c (reorder_insns): Likewise.
25440 * haifa-sched.c (move_insn): Likewise.
25442 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25444 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25446 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25448 * tree-flow-inline.h (next_readonly_imm_use): Return
25449 NULL_USE_OPERAND_P after the end.
25451 2008-03-01 Richard Guenther <rguenther@suse.de>
25453 PR tree-optimization/35411
25454 * tree-sra.c (sra_build_assignment): Split conversion to
25455 final type to a separate statement if we are not assigning
25458 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25460 * fold-const.c (fold_convertible_p): Correct the logic to follow
25461 that in fold_convert().
25463 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25466 * tree-inline.c (build_duplicate_type): When we make a
25467 duplicate type, make it unique in the canonical types system.
25469 2008-02-29 Tom Tromey <tromey@redhat.com>
25471 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25472 input_file_stack_history, input_file_stack_restored): Remove.
25473 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25474 * input.h (struct file_stack): Remove.
25475 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25476 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25478 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25480 (diagnostic_last_module_changed): Add 'map' argument.
25481 (diagnostic_set_last_function): Likewise.
25482 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25483 line map, not input_file_stack.
25484 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25486 2008-02-29 Paul Brook <paul@codesourcery.com>
25488 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25490 2008-02-29 Paul Brook <paul@codesourcery.com>
25492 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25494 2008-02-29 Richard Guenther <rguenther@suse.de>
25496 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25498 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25499 value for comparing for a store match.
25500 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25501 (try_to_simplify): Do not do a full-blown reference lookup.
25503 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25505 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25506 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25508 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25510 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25512 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25513 strides against cache sizes.
25515 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25517 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25520 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25522 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25523 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25524 is smaller than the original promoted value.
25525 (simplify_subreg): If OP is a SUBREG, try to preserve its
25526 SUBREG_PROMOTED_VAR_P information.
25528 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25530 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25531 (VN_INFO_GET): Allocate new objects on the obstack.
25532 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25533 for rpo_numbers_temp, for consistency.
25534 (free_scc_vn): Free the obstack.
25536 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25538 * doc/invoke.texi: Document -ftree-loop-distribution.
25539 * tree-loop-distribution.c: New.
25540 * tree-pass.h (pass_loop_distribution): New.
25541 * graphds.h (struct graph): Add htab_t indices.
25542 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25543 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25544 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25545 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25546 * tree-data-ref.c (debug_data_dependence_relations): New.
25547 (dump_data_dependence_relation): Also print data references.
25548 (free_data_ref): Extern.
25549 (same_access_functions): Moved...
25550 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25551 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25552 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25553 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25554 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25555 (stmts_from_loop): Skip LABEL_EXPR.
25556 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25558 (build_rdg): Initialize rdg->indices htab.
25559 (free_rdg, stores_from_loop, ref_base_address,
25560 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25561 have_similar_memory_accesses_1, ref_base_address_1,
25562 remove_similar_memory_refs): New.
25563 * tree-data-ref.h: Depend on tree-chrec.h.
25564 (debug_data_dependence_relations, free_data_ref): Declared.
25565 (same_access_functions): ... here.
25566 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25568 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25569 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25570 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25571 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25572 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25573 rdg_vertex_for_stmt): Declared.
25574 (struct rdg_edge): Add level.
25576 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25577 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25579 (rdg_has_similar_memory_accesses): New.
25580 * tree-vect-analyze.c: Remove unused static decls.
25581 * lambda.h (dependence_level): New.
25582 * common.opt (ftree-loop-distribution): New.
25583 * tree-flow.h (mark_virtual_ops_in_bb,
25584 slpeel_tree_duplicate_loop_to_edge_cfg,
25585 rename_variables_in_loop): Declared.
25586 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25587 (OBJS-common): Add tree-loop-distribution.o.
25588 (tree-loop-distribution.o): New rule.
25589 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25590 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25591 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25593 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25596 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25597 other than structures and unions.
25599 2008-02-28 Richard Guenther <rguenther@suse.de>
25602 2008-02-26 Richard Guenther <rguenther@suse.de>
25604 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25605 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25606 (lookup_decl_from_uid): Declare.
25607 (remove_decl_from_map): Likewise.
25608 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25609 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25610 (decl_for_uid_map): New global hashtable mapping DECL_UID
25612 (init_ttree): Allocate it.
25613 (insert_decl_to_uid_decl_map): New helper function.
25614 (make_node_stat): Insert new decls into the map.
25615 (copy_node_stat): Likewise.
25616 (lookup_decl_from_uid): New function.
25617 (remove_decl_from_map): Likewise.
25618 (print_decl_for_uid_map_statistics): New helper.
25619 (dump_tree_statistics): Call it.
25621 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25622 (referenced_var_iterator): Adjust.
25623 (FOR_EACH_REFERENCED_VAR): Adjust.
25624 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25625 (num_referenced_vars): Adjust.
25626 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25627 (first_referenced_var): Remove.
25628 (end_referenced_vars_p): Likewise.
25629 (next_referenced_var): Likewise.
25630 (referenced_var_iterator_set): New helper function.
25631 * tree-dfa.c (referenced_var_lookup): Adjust.
25632 (referenced_var_check_and_insert): Likewise.
25633 (remove_referenced_var): Likewise.
25634 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25635 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25636 (verify_call_clobbering): Likewise.
25637 (verify_memory_partitions): Likewise.
25638 (init_tree_ssa): Allocate bitmap instead of hashtable for
25640 (delete_tree_ssa): Adjust.
25641 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25642 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25643 (compute_tag_properties): Likewise.
25644 (set_initial_properties): Likewise.
25645 (find_partition_for): Likewise.
25646 (update_reference_counts): Likewise.
25647 (dump_may_aliases_for): Likewise.
25648 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25649 (add_call_clobber_ops): Likewise.
25650 (add_call_read_ops): Likewise.
25651 (get_asm_expr_operands): Likewise.
25652 * tree-into-ssa.c (dump_decl_set): Likewise.
25653 (update_ssa): Likewise.
25654 * tree-sra.c (scan_function): Likewise.
25655 (decide_instantiations): Likewise.
25656 (scalarize_parms): Likewise.
25657 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25658 (dsa_named_for): Likewise.
25659 * tree-ssa-structalias.c (update_alias_info): Likewise.
25660 (merge_smts_into): Likewise.
25662 2008-02-27 David Daney <ddaney@avtrex.com>
25665 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25666 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25667 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25668 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25669 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25671 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25674 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25675 (BUILT_IN_NEXTTOWARD): Remove.
25676 (BUILT_IN_NEXTTOWARDF): Ditto.
25677 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25678 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25680 2008-02-27 Tom Tromey <tromey@redhat.com>
25682 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25683 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25685 2008-02-27 Jan Beulich <jbeulich@novell.com>
25687 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25688 update the respective field on newdecl.
25690 2008-02-27 Revital Eres <eres@il.ibm.com>
25692 PR rtl-optimization/34999
25693 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25694 crossing edges that ends with a call insn.
25695 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25696 call insn and clear the EDGE_CROSSING flag of the crossing edge
25697 when fixing fallthru edges.
25699 2008-02-27 Richard Guenther <rguenther@suse.de>
25701 PR middle-end/35390
25702 * fold-const.c (fold_unary): Return the correct argument,
25703 converted to the result type.
25705 2008-02-27 Richard Guenther <rguenther@suse.de>
25707 PR middle-end/34971
25708 * expr.c (expand_expr_real_1): Assert on rotates that operate
25710 * fold-const.c (fold_binary): Use the types precision, not the
25711 bitsize of the mode if folding rotate expressions. Build rotates
25712 only for full modes.
25714 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25716 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25717 and CPP_PRAGMA_EOL.
25718 * c-pragma.c (pragma_ns_name): New typedef.
25719 (registered_pp_pragmas): New variable.
25720 (c_pp_lookup_pragma): New function.
25721 (c_register_pragma_1): If flag_preprocess_only, do nothing
25722 for non-expanded pragmas, for expanded ones push pragma's
25723 namespace and name into registered_pp_pragmas vector.
25724 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25725 flag_preprocess_only, don't register GCC pch_preprocess
25726 pragma if flag_preprocess_only.
25727 * c-opts.c (c_common_init): Call init_pragma even if
25728 flag_preprocess_only.
25729 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25730 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25731 cpp_register_pragma if flag_preprocess_only.
25733 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25736 * c-parser.c (c_parser_translation_unit): Warn for empty
25737 translation unit, not empty source file.
25739 2008-02-26 Paul Brook <paul@codesourcery.com>
25741 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25742 operand for Thumb-2.
25743 * config/arm/arm.h (reg_class): Add CORE_REGS.
25744 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25745 (BASE_REG_CLASS): Use CORE_REGS.
25746 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25747 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25748 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25749 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25750 ARM_REGNO_OK_FOR_INDEX_P.
25751 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25752 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25753 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25754 (ldm/stm peepholes): Ditto.
25755 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25756 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25757 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25758 * config/arm/constraints.md: Enable "k" constraint on ARM.
25760 2008-02-27 Ben Elliston <bje@au.ibm.com>
25762 * config/rs6000/rs6000.c: Annotate cache line size field in all
25763 instances of struct processor_costs.
25765 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25767 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25768 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25769 jump_bypass): New counters.
25770 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25771 * dce.c (gate_ud_dce): Same.
25772 (gate_fast_dce): Same.
25773 * dse.c (gate_dse1): New function.
25774 (gate_dse2): New function.
25775 (gate_dse): Merge results of new gate functions.
25776 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25777 (gate_handle_jump_bypass): Add dbg_cnt.
25778 (gate_handle_gcse): Add dbg_cnt.
25779 * ifcvt.c (gate_handle_if_conversion): Same.
25780 (gate_handle_if_after_combine): Same.
25781 (gate_handle_if_after_reload): Same.
25782 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25784 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25786 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25788 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25790 2008-02-26 Jason Merrill <jason@redhat.com>
25793 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25794 alone if it's the naming decl for the type's main variant.
25796 2008-02-26 Tom Tromey <tromey@redhat.com>
25798 * system.h (USE_MAPPED_LOCATION): Poison.
25799 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25800 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25801 (make_goto_expr_edges): Likewise.
25802 (remove_bb): Likewise.
25803 (execute_warn_function_return): Likewise.
25804 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25806 * c-common.c (fname_decl): Remove old location code.
25807 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25809 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25811 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25812 (gen_rtx_ASM_INPUT): Likewise.
25813 (gen_rtx_ASM_INPUT_loc): Likewise.
25814 (get_rtx_asm_OPERANDS): Remove.
25815 * cfglayout.c (insn_locators_alloc): Remove old location code.
25816 (set_curr_insn_source_location): Likewise.
25817 (curr_insn_locator): Likewise.
25818 * print-tree.c (print_node): Remove old location code.
25819 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25820 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25821 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25822 location_from_locus.
25823 (construct_exit_block): Remove old location code.
25824 * emit-rtl.c (force_next_line_note): Remove old location code.
25825 * profile.c (branch_prob): Remove old location code.
25826 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25827 LOC_LINE): Remove old-location variants.
25828 * langhooks.c (lhd_print_error_function): Remove old location
25830 * configure, config.in: Rebuilt.
25831 * configure.ac (--enable-mapped-location): Remove.
25832 * c-decl.c (c_init_decl_processing): Remove old location code.
25833 (finish_function): Likewise.
25834 * recog.c (decode_asm_operands): Remove old location code.
25835 * c-pch.c (c_common_read_pch): Remove old location code.
25836 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25838 * gimple-low.c (lower_function_body): Remove old location code.
25839 * toplev.c (unknown_location): Remove.
25840 (push_srcloc): Remove old-location variant.
25841 (process_options): Remove old location code.
25842 (lang_dependent_init): Likewise.
25843 * input.h (UNKNOWN_LOCATION): Move definition.
25844 (location_t): Undeprecate.
25845 (source_locus): Remove.
25846 (location_from_locus): Remove.
25847 (struct location_s): Remove.
25848 Remove all old-location code.
25849 (input_line, input_filename): Remove.
25850 * final.c (final_scan_insn): Remove old location code.
25851 * diagnostic.c (diagnostic_build_prefix): Remove
25852 USE_MAPPED_LOCATION test.
25853 * tree.h (gimple_stmt) <locus>: Now a location_t.
25854 (tree_exp) <locus>: Likewise.
25855 (DECL_IS_BUILTIN): Remove old-location variant.
25856 (annotate_with_file_line, annotate_with_locus): Likewise.
25857 (expr_locus, set_expr_locus): Update.
25858 * tree.c (build1_stat): Remove old location code.
25859 (last_annotated_node): Remove.
25860 (annotate_with_file_line): Remove old-location variant.
25861 (annotate_with_locus): Likewise.
25862 (expr_location): Remove old location code.
25863 (set_expr_location): Likewise.
25864 (expr_has_location): Likewise.
25865 (expr_locus): Likewise.
25866 (set_expr_locus): Likewise.
25867 (expr_filename): Don't use location_from_locus.
25868 (expr_lineno): Likewise.
25869 * rtl-error.c (location_for_asm): Remove old location code.
25870 * c-lex.c (cb_line_change): Remove old location code.
25871 (fe_file_change): Likewise.
25872 (cb_def_pragma): Likewise.
25873 (c_lex_with_flags): Likewise.
25874 * gengtype.c (do_typedef): Don't special-case location types.
25875 (define_location_structures): Remove.
25876 (main): Don't call define_location_structures.
25877 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25880 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25883 * builtins.def (BUILT_IN_STDARG_START): Remove.
25884 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25885 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25886 * tree-inline.c (inline_forbidden_p_1): Likewise.
25888 2008-02-26 Richard Guenther <rguenther@suse.de>
25890 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25891 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25892 (lookup_decl_from_uid): Declare.
25893 (remove_decl_from_map): Likewise.
25894 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25895 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25896 (decl_for_uid_map): New global hashtable mapping DECL_UID
25898 (init_ttree): Allocate it.
25899 (insert_decl_to_uid_decl_map): New helper function.
25900 (make_node_stat): Insert new decls into the map.
25901 (copy_node_stat): Likewise.
25902 (lookup_decl_from_uid): New function.
25903 (remove_decl_from_map): Likewise.
25904 (print_decl_for_uid_map_statistics): New helper.
25905 (dump_tree_statistics): Call it.
25907 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25908 (referenced_var_iterator): Adjust.
25909 (FOR_EACH_REFERENCED_VAR): Adjust.
25910 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25911 (num_referenced_vars): Adjust.
25912 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25913 (first_referenced_var): Remove.
25914 (end_referenced_vars_p): Likewise.
25915 (next_referenced_var): Likewise.
25916 (referenced_var_iterator_set): New helper function.
25917 * tree-dfa.c (referenced_var_lookup): Adjust.
25918 (referenced_var_check_and_insert): Likewise.
25919 (remove_referenced_var): Likewise.
25920 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25921 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25922 (verify_call_clobbering): Likewise.
25923 (verify_memory_partitions): Likewise.
25924 (init_tree_ssa): Allocate bitmap instead of hashtable for
25926 (delete_tree_ssa): Adjust.
25927 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25928 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25929 (compute_tag_properties): Likewise.
25930 (set_initial_properties): Likewise.
25931 (find_partition_for): Likewise.
25932 (update_reference_counts): Likewise.
25933 (dump_may_aliases_for): Likewise.
25934 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25935 (add_call_clobber_ops): Likewise.
25936 (add_call_read_ops): Likewise.
25937 (get_asm_expr_operands): Likewise.
25938 * tree-into-ssa.c (dump_decl_set): Likewise.
25939 (update_ssa): Likewise.
25940 * tree-sra.c (scan_function): Likewise.
25941 (decide_instantiations): Likewise.
25942 (scalarize_parms): Likewise.
25943 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25944 (dsa_named_for): Likewise.
25945 * tree-ssa-structalias.c (update_alias_info): Likewise.
25946 (merge_smts_into): Likewise.
25948 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25951 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25952 * c-opts.c (c_common_handle_option): Wall enables
25953 Wvolatile-register-var.
25954 * common.opt: Move Wvolatile-register-var to...
25957 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25959 * common.opt (Wlarger-than=): New.
25960 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25962 * opts.c (common_handle_option): Handle -Wlarger-than=.
25963 * optc-gen.awk: Likewise.
25964 * opth-gen.awk: Likewise.
25965 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25966 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25968 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25970 * c-common.c (match_case_to_enum_1): Add appropriate
25971 OPT_W* parameter to warning.
25972 (c_do_switch_warnings): Likewise.
25973 * c-typeck.c (warning_init): Add one more parameter following
25974 'warning' function.
25975 (push_init_level): Update call to warning_init.
25976 (pop_init_level): Likewise.
25977 (add_pending_init): Likewise.
25978 (output_init_element: Likewise.
25980 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25983 * toplev.c (toplev_main): If there are warnings or error, print
25984 errors for ignored options.
25985 * opts.c (ignored_options): New static variable.
25986 (postpone_unknown_option_error): New.
25987 (print_ignored_options): New.
25988 (handle_option): Postpone errors for unknown -Wno-* options.
25989 * opts.h (print_ignored_options): Declare.
25991 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25993 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25996 2008-02-25 Richard Guenther <rguenther@suse.de>
25999 2008-02-25 Richard Guenther <rguenther@suse.de>
26001 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26002 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26003 (lookup_decl_from_uid): Declare.
26004 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26005 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26006 (decl_for_uid_map): New global hashtable mapping DECL_UID
26008 (init_ttree): Allocate it.
26009 (insert_decl_to_uid_decl_map): New helper function.
26010 (make_node_stat): Insert new decls into the map.
26011 (copy_node_stat): Likewise.
26012 (lookup_decl_from_uid): New function.
26013 (print_decl_for_uid_map_statistics): New helper.
26014 (dump_tree_statistics): Call it.
26016 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26017 (referenced_var_iterator): Adjust.
26018 (FOR_EACH_REFERENCED_VAR): Adjust.
26019 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26020 (num_referenced_vars): Adjust.
26021 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26022 (first_referenced_var): Remove.
26023 (end_referenced_vars_p): Likewise.
26024 (next_referenced_var): Likewise.
26025 (referenced_var_iterator_set): New helper function.
26026 * tree-dfa.c (referenced_var_lookup): Adjust.
26027 (referenced_var_check_and_insert): Likewise.
26028 (remove_referenced_var): Likewise.
26029 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26030 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26031 (verify_call_clobbering): Likewise.
26032 (verify_memory_partitions): Likewise.
26033 (init_tree_ssa): Allocate bitmap instead of hashtable for
26035 (delete_tree_ssa): Adjust.
26036 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26037 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26038 (compute_tag_properties): Likewise.
26039 (set_initial_properties): Likewise.
26040 (find_partition_for): Likewise.
26041 (update_reference_counts): Likewise.
26042 (dump_may_aliases_for): Likewise.
26043 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26044 (add_call_clobber_ops): Likewise.
26045 (add_call_read_ops): Likewise.
26046 (get_asm_expr_operands): Likewise.
26047 * tree-into-ssa.c (dump_decl_set): Likewise.
26048 (update_ssa): Likewise.
26049 * tree-sra.c (scan_function): Likewise.
26050 (decide_instantiations): Likewise.
26051 (scalarize_parms): Likewise.
26052 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26053 (dsa_named_for): Likewise.
26054 * tree-ssa-structalias.c (update_alias_info): Likewise.
26055 (merge_smts_into): Likewise.
26057 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26060 * doc/invoke.texi (-fcx-limited-range): Document new option.
26061 * toplev.c (process_options): Handle -fcx-fortran-rules.
26062 * common.opt: Add documentation for -fcx-fortran-rules.
26064 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26067 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26068 actual behaviour and C99.
26070 2008-02-26 Ben Elliston <bje@au.ibm.com>
26072 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26073 (ASM_CPU_POWER6_SPEC): Likewise.
26074 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26075 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26076 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26078 2008-02-25 Richard Guenther <rguenther@suse.de>
26080 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26081 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26082 (lookup_decl_from_uid): Declare.
26083 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26084 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26085 (decl_for_uid_map): New global hashtable mapping DECL_UID
26087 (init_ttree): Allocate it.
26088 (insert_decl_to_uid_decl_map): New helper function.
26089 (make_node_stat): Insert new decls into the map.
26090 (copy_node_stat): Likewise.
26091 (lookup_decl_from_uid): New function.
26092 (print_decl_for_uid_map_statistics): New helper.
26093 (dump_tree_statistics): Call it.
26095 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26096 (referenced_var_iterator): Adjust.
26097 (FOR_EACH_REFERENCED_VAR): Adjust.
26098 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26099 (num_referenced_vars): Adjust.
26100 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26101 (first_referenced_var): Remove.
26102 (end_referenced_vars_p): Likewise.
26103 (next_referenced_var): Likewise.
26104 (referenced_var_iterator_set): New helper function.
26105 * tree-dfa.c (referenced_var_lookup): Adjust.
26106 (referenced_var_check_and_insert): Likewise.
26107 (remove_referenced_var): Likewise.
26108 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26109 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26110 (verify_call_clobbering): Likewise.
26111 (verify_memory_partitions): Likewise.
26112 (init_tree_ssa): Allocate bitmap instead of hashtable for
26114 (delete_tree_ssa): Adjust.
26115 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26116 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26117 (compute_tag_properties): Likewise.
26118 (set_initial_properties): Likewise.
26119 (find_partition_for): Likewise.
26120 (update_reference_counts): Likewise.
26121 (dump_may_aliases_for): Likewise.
26122 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26123 (add_call_clobber_ops): Likewise.
26124 (add_call_read_ops): Likewise.
26125 (get_asm_expr_operands): Likewise.
26126 * tree-into-ssa.c (dump_decl_set): Likewise.
26127 (update_ssa): Likewise.
26128 * tree-sra.c (scan_function): Likewise.
26129 (decide_instantiations): Likewise.
26130 (scalarize_parms): Likewise.
26131 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26132 (dsa_named_for): Likewise.
26133 * tree-ssa-structalias.c (update_alias_info): Likewise.
26134 (merge_smts_into): Likewise.
26136 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26139 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26140 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26141 * alias.h (nonoverlapping_memrefs_p): Likewise.
26143 2008-02-25 Jan Beulich <jbeulich@novell.com>
26145 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26146 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26147 __emultls_get_address, __emultls_register_common,
26148 __floatundi?f, and _Unwind_GetIPInfo.
26149 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26150 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26151 (gen_regparm_prefix): Likewise.
26152 (i386_nlm_encode_section_info): Sync with
26153 config/i386/winnt.c:i386_pe_encode_section_info().
26154 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26155 i386_nlm_mangle_decl_assembler_name): New.
26156 (netware_override_options): New.
26157 * config/i386/netware.h (netware_override_options): Declare.
26158 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26159 (i386_nlm_mangle_decl_assembler_name): Declare.
26160 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26162 2008-02-25 Ben Elliston <bje@au.ibm.com>
26165 * c-decl.c (grokdeclarator): Remove unused local variables
26166 `typedef_type' and `type_as_written'.
26168 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26169 unused local variable `has_hot_blocks'.
26170 (fix_crossing_conditional_branches): Remove unused local variable
26173 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26175 PR middle-end/19984
26176 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26177 using DEF_C99_BUILTIN.
26178 (BUILT_IN_NANF): Ditto.
26179 (BUILT_IN_NANL): Ditto.
26181 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26182 Revital Eres <eres@il.ibm.com>
26184 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26185 regarding the order of two dependent insns in the same row.
26187 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26189 * stor-layout.c (layout_decl): Do not bump the alignment of a
26190 bit-field to more than byte alignment if it is packed.
26192 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26194 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26197 2008-02-24 Diego Novillo <dnovillo@google.com>
26199 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26202 * tree-vrp.c (vrp_evaluate_conditional): With
26203 -Wtype-limits, emit a warning when comparing against a
26204 constant outside the natural range of OP0's type.
26205 * c.opt (Wtype-limits): Move ...
26206 * common.opt (Wtype-limits): ... here.
26208 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26210 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26211 * config/rs6000/e300c2c3.md: New file.
26212 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26214 (rs6000_override_options): Add e300c2 and e300c3 cases to
26215 processor_target_table. Do not allow usage of Altivec or Spe
26216 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26217 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26218 * config/rs6000/rs6000.h (processor_type): Add
26219 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26220 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26221 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26222 and ppce300c3. Include e300c2c3.md.
26224 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26226 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26227 instead of TARGET_STRICT_ALIGN.
26229 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26231 * explow.c (memory_address): Assert that the generated address is
26234 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26237 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26238 * config/darwin-ppc-ldouble-patch.def: New file.
26239 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26240 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26241 SUBTARGET_INIT_BUILTINS if defined.
26242 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26245 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26248 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26249 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26251 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26254 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26255 file" warning condtional on -Winvalid-PCH.
26257 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26259 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26261 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26265 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26266 prevent reload from using MMX registers.
26267 (*mov<mode>_internal): Ditto.
26268 (*movv2sf_internal_rex64): Ditto.
26269 (*movv2sf_internal): Ditto.
26271 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26273 PR documentation/31569
26274 * doc/install.texi2html: Use makeinfo --no-number-sections.
26276 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26278 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26279 ensure that we can address an entire entity > 8 bytes. Don't
26280 generate reg+reg addressing for such data.
26282 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26284 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26285 strings when optimizing for size, unless the target cares about
26288 2008-02-22 Tom Tromey <tromey@redhat.com>
26290 * regclass.c (current_pass): Remove declaration.
26292 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26294 * config/avr/libgcc.S (__RAMPZ__): Define.
26295 (__do_copy_data): Add for devices with 128KB code memory.
26297 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26299 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26301 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26303 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26305 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26308 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26311 * c-typeck.c (build_binary_op): Warn about floating point
26312 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26314 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26317 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26318 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26320 (rs6000_override_options): Set altivec_abi as default, not override,
26321 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26322 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26323 is used; use new member spe_abi.
26324 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26325 spe_abi and altivec_abi.
26327 2008-02-22 Tomas Bily <tbily@suse.cz>
26329 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26331 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26334 * config.build (build_file_translate): Set to `CMD //c' only if
26336 * Makefile.in (build_file_translate): Improve comment.
26338 2008-02-21 Jan Hubicka <jh@suse.cz>
26340 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26341 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26342 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26344 2008-02-21 Michael Matz <matz@suse.de>
26347 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26349 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26351 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26352 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26353 as insn constraint.
26354 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26355 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26356 SSE_VEC_FLOAT_MODE_P as insn constraint.
26357 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26358 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26359 sse4a_movntdf using MODEF mode iterator.
26360 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26361 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26362 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26363 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26364 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26365 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26366 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26368 2008-02-21 Richard Guenther <rguenther@suse.de>
26370 * tree.def (PAREN_EXPR): New tree code.
26371 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26373 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26374 * expr.c (expand_expr_real_1): Likewise.
26375 * tree-inline.c (estimate_num_insns_1): Likewise.
26376 * tree-complex.c (expand_complex_move): Likewise.
26377 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26380 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26383 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26385 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26388 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26390 * config/sh/sh.c (find_barrier): Don't go past
26391 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26393 2008-02-20 DJ Delorie <dj@redhat.com>
26395 * config/h8300/h8300.md (insv): Force source operand to be a register.
26397 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26398 as a jump, not as a plain insn.
26400 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26402 * doc/invoke.texi (Warning Options): Add new option
26403 -Wframe-larger-than=.
26404 (-Wframe-larger-than): Document.
26406 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26407 Add declarations for new option variables.
26409 * final.c (final_start_function): Check the frame size
26410 before emission and issue a Wframe-larger-than warning.
26412 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26413 Add definitions for new option variables.
26414 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26416 * common.opt (Wframe-larger-than=): New option.
26418 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26420 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26421 (<sse>_div<mode>3): Ditto.
26422 (<sse>_vmdiv<mode>3): Ditto.
26423 (<sse>_vmsqrt<mode>2): Ditto.
26424 (*smax<mode>3): Ditto.
26425 (sse5_frcz<mode>2): Ditto.
26426 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26427 as insn constraint.
26429 2008-02-20 Richard Guenther <rguenther@suse.de>
26431 PR middle-end/35265
26432 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26433 be happy with INTEGRAL_TYPE_P.
26435 2008-02-20 Richard Guenther <rguenther@suse.de>
26437 * fold-const.c (split_tree): Associate floatig-point expressions
26438 if flag_associative_math is set.
26440 2008-02-20 Richard Guenther <rguenther@suse.de>
26442 * tree.h (fold_real_zero_addition_p): Declare.
26443 * fold-const.c (fold_real_zero_addition_p): Export.
26444 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26445 floating-point operations with zero and one.
26447 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26449 * doc/install.texi: Correct references to CFLAGS, replacing them
26450 with BOOT_CFLAGS. Document flags used during bootstrap for
26453 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26455 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26456 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26457 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26459 (smin<mode>3): Ditto from similar patterns.
26460 (smax<mode>3): Ditto.
26461 (*ieee_smin<mode>3): Ditto.
26462 (*ieee_smax<mode>3): Ditto.
26463 * config/i386/sse.md (sse): New mode attribute.
26464 (mov<mode>): Macroize expander from movv4sf and movv2df using
26465 SSEMODEF2P mode iterator.
26466 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26467 SSE_VEC_FLOAT_MODE_P as insn constraint.
26468 (storent<mode>): Ditto.
26469 (storent<mode>): Macroize expander from storentsf and storentdf using
26470 MODEF mode iterator.
26471 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26472 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26473 (abs<mode>2): Ditto from similar patterns.
26474 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26475 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26476 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26477 (<sse>_vmsqrt<mode>2): Ditto.
26478 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26479 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26480 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26481 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26482 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26483 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26484 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26486 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26487 iterator and SSE_FLOAT_MODE_P as insn constraint.
26488 (<sse>_ucomi): Ditto from similar patterns.
26489 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26490 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26491 SSE_VEC_FLOAT_MODE_P as insn constraint.
26492 (vcond<mode>): Ditto from similar patterns.
26493 (and<mode>3, *and<mode>3): Ditto.
26494 (<sse>_nand<mode>3): Ditto.
26495 (ior<mode>3, *ior<mode>3): Ditto.
26496 (xor<mode>3, *xor<mode>3): Ditto.
26497 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26498 iterator and SSE_FLOAT_MODE_P as insn constraint.
26499 (*nand<mode>3): Ditto from similar patterns.
26500 (*ior<mode>3): Ditto.
26501 (*xor<mode>3): Ditto.
26503 2008-02-20 Ira Rosen <irar@il.ibm.com>
26505 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26506 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26507 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26509 2008-02-19 Jan Hubicka <jh@suse.cz>
26511 * predict.c (tree_bb_level_predictions): Remove variable next
26512 mistakely introduced by previous commit.
26514 2008-02-19 Jan Hubicka <jh@suse.cz>
26516 * predict.c (predict_paths_leading_to): Rewrite.
26517 (predict_paths_for_bb): New.
26518 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26520 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26523 * Makefile.in (build_file_translate): New.
26524 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26525 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26526 * configure.ac (build_file_translate): Substitute it.
26527 * configure: Regenerate.
26529 2008-02-19 Jan Hubicka <jh@suse.cz>
26531 PR rtl-optimization/34408
26532 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26535 2008-02-19 Jan Hubicka <jh@suse.cz>
26537 PR middle-end/28779
26538 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26541 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26544 * config/i386/i386-modes.def: Revert the last DI alignment
26545 change until Ada people can look into it.
26547 2008-02-19 Nick Clifton <nickc@redhat.com>
26549 * opts.c (print_specific_help): Fix typo in --help text.
26551 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26554 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26555 32-bit inline asm without asm alternatives for host GCC < 3.0.
26557 2008-02-19 Richard Guenther <rguenther@suse.de>
26559 PR tree-optimization/34989
26560 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26561 Allow propagation to INDIRECT_REF if we can simplify only.
26563 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26565 * c-common.c (warn_for_collisions_1): Use appropriate option when
26568 2008-02-19 Nick Clifton <nickc@redhat.com>
26571 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26572 (handle_options): Fix indentation.
26573 (print_filtered_help): If no language-specific options were
26574 displayed tell the user how to list all the options supported by
26575 the language's front-end.
26576 (print_specific_help): Fix indentation and remove duplicate line.
26577 (common_handle_option): Handle the -v option.
26578 For --help enable the display of undocumented options if the -v
26579 switch has been included on the command line.
26580 For --help= check for overlaps in the arguments between the option
26581 classes and the language names and issue a warning when they
26582 cannot be disambiguated.
26583 * c.opt (v): Pass on to the common option handler.
26585 2008-02-19 Revital Eres <eres@il.ibm.com>
26587 * modulo-sched.c (sms_schedule): Change dump message when
26588 create_ddg function fails.
26589 (try_scheduling_node_in_cycle): Rename row to cycle.
26590 (print_partial_schedule): Rename CYCLE to ROW.
26592 2008-02-19 Christian Bruel <christian.bruel@st.com>
26593 Zdenek Dvorak <ook@ucw.cz>
26595 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26597 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26600 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26601 (*x86_movdicc_0_m1_se): Ditto.
26603 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26605 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26606 (CMPtype): Define as __gcc_CMPtype.
26607 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26608 (CMPtype): Define as __gcc_CMPtype.
26610 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26612 Support valgrind 3.3 for --enable-checking=valgrind.
26613 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26615 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26616 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26617 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26618 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26619 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26620 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26621 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26623 * ggc-zone.c: Similar.
26624 * ggc-page.c: Similar.
26626 2008-02-19 Paul Brook <paul@codesourcery.com>
26629 * config/arm/ieee754-df.S: Fix do_it typo.
26630 * config/arm/ieee754-sf.S: Fix do_it typo.
26632 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26635 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26636 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26637 (OPTION_MASK_ISA_SSE_SET): Likewise.
26638 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26639 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26640 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26641 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26642 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26643 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26644 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26645 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26646 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26647 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26648 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26649 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26650 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26651 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26652 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26653 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26654 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26655 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26656 (OPTION_MASK_ISA_SSE4): Removed.
26657 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26658 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26659 (override_options): Don't turn on implied SSE/MMX bits in
26662 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26664 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26667 2008-02-18 Joey Ye <joey.ye@intel.com>
26669 PR middle-end/34921
26670 * tree-nested.c (insert_field_into_struct): Set type alignment
26671 to field alignment if the former is less than the latter.
26673 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26675 * BASE-VER: Set to 4.4.0.
26677 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26679 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26680 * doc/cfg.texi: Likewise.
26681 * doc/extend.texi: Likewise.
26682 * doc/gty.texi: Likewise.
26683 * doc/invoke.texi: Likewise.
26684 * doc/loop.texi: Likewise.
26685 * doc/md.texi: Likewise.
26686 * doc/passes.texi: Likewise.
26687 * doc/rtl.texi: Likewise.
26688 * doc/sourcebuild.texi: Likewise.
26689 * doc/tm.texi: Likewise.
26690 * doc/tree-ssa.texi: Likewise.
26692 2008-02-17 Richard Guenther <rguenther@suse.de>
26694 PR middle-end/35227
26695 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26696 without default definition.
26698 2008-02-17 Richard Guenther <rguenther@suse.de>
26700 PR tree-optimization/35231
26701 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26704 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26707 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26708 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26709 libgcc_cmp_return mode.
26711 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26714 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26716 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26718 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26721 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26723 * doc/c-tree.texi: Use `@.' where appropriate.
26724 * doc/extend.texi: Likewise.
26725 * doc/install.texi: Likewise.
26726 * doc/invoke.texi: Likewise.
26727 * doc/loop.texi: Likewise.
26728 * doc/makefile.texi: Likewise.
26729 * doc/md.texi: Likewise.
26730 * doc/passes.texi: Likewise.
26731 * doc/standards.texi: Likewise.
26732 * doc/tm.texi: Likewise.
26734 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26736 PR middle-end/35196
26737 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26739 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26740 rather than in entry_bb.
26742 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26744 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26745 libgcc_cmp_return mode.
26747 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26749 PR middle-end/35130
26750 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26751 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26753 2008-02-15 Richard Guenther <rguenther@suse.de>
26754 Zdenek Dvorak <ook@ucw.cz>
26756 PR tree-optimization/35164
26757 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26758 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26759 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26760 Only propagate addresses which do not have abnormal SSA_NAMEs
26763 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26766 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26768 2008-02-15 Jan Hubicka <jh@suse.cz>
26770 PR middle-end/35149
26771 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26773 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26775 PR middle-end/34621
26776 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26777 when calculating alignment_pad.
26779 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26781 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26782 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26783 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26784 and STACK_BOUNDARY define.
26786 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26788 PR preprocessor/35061
26789 * c-pragma.c (handle_pragma_pop_macro): Check that
26790 pushed_macro_table has been allocated.
26792 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26794 PR middle-end/35136
26795 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26796 (force_gimple_operand): Likewise.
26797 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26798 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26799 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26800 (find_interesting_uses_address): Check addressability and alignment
26801 of the base expression only after substituting bases of IVs into it.
26803 2008-02-14 Michael Matz <matz@suse.de>
26806 * function.c (instantiate_virtual_regs_in_insn): Reload address
26807 before falling back to reloading the whole operand.
26809 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26811 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26812 before the first section switch note.
26814 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26816 * doc/bugreport.texi: Update copyright years.
26817 * doc/c-tree.texi: Likewise.
26818 * doc/cfg.texi: Likewise.
26819 * doc/cpp.texi: Likewise.
26820 * doc/cppinternals.texi: Likewise.
26821 * doc/fragments.texi: Likewise.
26822 * doc/frontends.texi: Likewise.
26823 * doc/gcc.texi: Likewise.
26824 * doc/gty.texi: Likewise.
26825 * doc/hostconfig.texi: Likewise.
26826 * doc/implement-c.texi: Likewise.
26827 * doc/libgcc.texi: Likewise.
26828 * doc/loop.texi: Likewise.
26829 * doc/makefile.texi: Likewise.
26830 * doc/options.texi: Likewise.
26831 * doc/passes.texi: Likewise.
26832 * doc/rtl.texi: Likewise.
26833 * doc/sourcebuild.texi: Likewise.
26834 * doc/standards.texi: Likewise.
26835 * doc/tree-ssa.texi: Likewise.
26836 * doc/trouble.texi: Likewise.
26838 * doc/extend.texi: Use @: or add comma where appropriate.
26839 * doc/invoke.texi: Likewise.
26840 * doc/tm.texi: Likewise.
26842 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26845 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26848 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26850 * doc/md.texi (clz, ctz): Add reference.
26851 * doc/rtl.texi (clz, ctz): Likewise.
26853 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26856 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26859 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26861 * config/s390/s390.c (struct constant_pool): New field
26862 emit_pool_after added.
26863 (s390_mainpool_start): Set the emit_pool_after flag according
26864 to the section switch notes.
26865 (s390_mainpool_finish): Consider emit_pool_after when emitting
26866 the literal pool at the end of the function.
26867 (s390_chunkify_start): Force literal pool splits at section
26870 2008-02-13 Michael Matz <matz@suse.de>
26873 * var-tracking.c (clobber_variable_part): Correctly traverse the
26876 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26879 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26880 Add -fdump-ipa-inline.
26881 * tree-dump.c (dump_files): Remove tree-inlined dump.
26882 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26884 2008-02-12 Richard Guenther <rguenther@suse.de>
26886 PR tree-optimization/35171
26887 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26890 2008-02-12 Richard Guenther <rguenther@suse.de>
26892 PR middle-end/35163
26893 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26894 value-preserving mode. Disallow final truncation.
26896 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26898 PR middle-end/35136
26899 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26900 code from here to...
26901 (force_gimple_operand): ...here.
26903 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26906 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26907 non-compatible pointers.
26908 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26909 different FIELD_DECLs, try harder by comparing field offsets, sizes
26912 PR inline-asm/35160
26913 * function.c (match_asm_constraints_1): Don't replace the same input
26916 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26918 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26919 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26920 (expand_epilogue): Restore RAMPZ register.
26921 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26923 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26925 * config/i386/cygwin.asm: (__alloca): Correct calling
26926 convention and alignment.
26927 (__chkstk): Force 8 byte stack alignment.
26929 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26930 Richard Guenther <rguenther@suse.de>
26932 PR tree-optimization/33992
26933 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26934 the zero we compare against.
26936 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26938 PR libfortran/35063
26939 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26940 to CloseHandle after unlocking to prevent accumulation of handle
26943 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26945 PR middle_end/34150
26946 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26947 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26948 and update LABEL_NUSES during and after reload.
26950 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26952 PR middle-end/34627
26953 * combine.c (simplify_if_then_else): Make sure the comparison is
26954 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26956 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26959 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26960 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26961 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26962 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26963 * tree.h (get_type_static_bounds): Likewise.
26965 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26967 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26968 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26969 Make -Wfoo language annotations match what the compiler outputs.
26971 2008-02-08 Sa Liu <saliu@de.ibm.com>
26973 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26974 intrinsics spu_convts, spu_convtu, spu_convtf.
26976 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26978 * doc/extend.texi (Function Attributes) <noinline>: Mention
26979 asm ("") as method to keep calls.
26981 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26984 * doc/options.texi (Options): Replace references to opts.sh with
26986 * opts-common.c: Likewise.
26987 * optc-gen.awk: Likewise.
26989 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26991 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26993 2008-02-07 Richard Henderson <rth@redhat.com>
26996 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26997 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27000 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27002 PR tree-optimization/35085
27003 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27004 for operand entry oe2 in addition to operand entry oe3 in order to
27005 expose more opportunities for vectorizer sum reduction.
27007 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27010 * Makefile.in (LIBS): Remove $(GMPLIBS).
27011 (cc1-dummy, cc1): Add $(GMPLIBS).
27013 2008-02-06 Jan Hubicka <jh@suse.cz>
27016 * i386.md (moddf_integer): Do not produce partial memory stalls for
27017 targets where it hurts.
27019 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27022 * optabs.c (expand_float): Do not check for decimal modes when
27023 expanding unsigned integer through signed conversion.
27025 2008-02-06 Nick Clifton <nickc@redhat.com>
27027 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27028 inside the clobber with a match_operand and duplicated operand
27029 number in the constraint.
27030 (ineqbranchsi): Delete redundant comment.
27032 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27034 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27035 builtin_define ("__USE_INIT_FINI__").
27036 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27038 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27040 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27042 PR documentation/30330
27043 * doc/invoke.texi (C++ Dialect Options)
27044 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27045 For each warning option -Wfoo that allows -Wno-foo, ensure both
27046 -Wfoo and -Wno-foo are listed in the option index. Fix index
27047 entry of -Wswitch-default, index -Wnormalized= including the
27048 `=', and -Wlarger-than-@var{len} including @var{len}.
27050 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27052 * config/i386/i386.md (floatunssisf2): Use
27053 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27054 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27055 Macroize expander using MODEF mode iterator.
27057 2008-02-05 Diego Novillo <dnovillo@google.com>
27059 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27062 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27064 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27067 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27069 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27072 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27073 to indicate if a message should be generated.
27074 (init_cumulative_args): Updated.
27075 (function_value_32): Likewise.
27077 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27079 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27081 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27084 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27085 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27087 2008-02-04 Diego Novillo <dnovillo@google.com>
27089 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27092 * tree-vrp.c (vrp_evaluate_conditional): With
27093 -Wtype-limits, emit a warning when comparing against a
27094 constant outside the natural range of OP0's type.
27096 2008-02-04 Richard Guenther <rguenther@suse.de>
27098 PR middle-end/33631
27099 * expr.c (count_type_elements): Give for unions instead of
27102 2008-02-04 Richard Guenther <rguenther@suse.de>
27104 PR middle-end/35043
27105 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27106 to TYPE_DOMAINs base type instead of using bitsizetype here.
27108 2008-02-03 Jason Merrill <jason@redhat.com>
27110 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27112 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27115 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27116 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27117 (RS/6000 and PowerPC Options): Fix typos and markup.
27118 * doc/passes.texi (Tree-SSA passes): Likewise.
27120 2008-02-02 Michael Matz <matz@suse.de>
27123 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27124 from record_last_reg_set_info.
27125 (record_last_reg_set_info): Take an RTX argument, iterate over all
27126 constituent hardregs.
27127 (record_last_set_info, record_opr_changes): Change calls to
27128 new signature or to record_last_reg_set_info_regno.
27130 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27132 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27134 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27136 PR rtl-optimization/34773
27137 * reg-notes.def (EQUAL): Mention significance of combination of
27138 REG_EQUAL and REG_RETVAL.
27139 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27140 insn that has a REG_RETVAL.
27142 2008-02-01 Roger Sayle <roger@eyesopen.com>
27145 * configure.ac (--enable-fixed-point): Disable unless explicitly
27147 * configure: Regenerate.
27149 2008-02-01 Richard Guenther <rguenther@suse.de>
27152 * invoke.texi (-finline-limit): Remove no longer true parts
27153 of the documentation. Note that there is no default value.
27155 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27156 Mark Mitchell <mark@codesourcery.com>
27157 Ben Elliston <bje@au.ibm.com>
27160 * doc/extend.texi (Other Builtins): Document.
27162 2008-01-31 Tom Browder <tom.browder@gmail.com>
27164 * doc/c-tree.texi (Types): Fix grammar.
27165 (Expression trees): Ditto.
27166 * doc/passes.texi (Tree-SSA passes): Ditto.
27168 * doc/configterms.texi (Configure Terms): Fix typo.
27169 * doc/cpp.texi (Common Predefined Macros): Ditto.
27170 * doc/md.texi (Machine Constraints): Ditto.
27172 * doc/makefile.texi (Makefile): Add comma.
27174 2008-01-31 Tom Browder <tom.browder@gmail.com>
27175 Gerald Pfeifer <gerald@pfeifer.com>
27177 * doc/sourcebuild.texi (Front End): Remove references to CVS
27178 and CVSROOT/modules.
27179 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27180 (Back End): Remove reference to CVS.
27182 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27185 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27187 (mips16_gp_pseudo_reg): ...here.
27188 * config/mips/mips.md (load_const_gp): Replace with...
27189 (load_const_gp_<mode>): ...this :P-based insn.
27191 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27193 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27194 options. Minor fixes.
27195 (-std): Move reference to standards closer to where language
27196 standards are first mentioned.
27198 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27200 PR rtl-optimization/34995
27201 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27202 parameter and return a bool. If the rtx parameter is nonnull,
27203 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27204 (find_reloads): Update call accordingly. Pass the new operand
27205 if it needed no address reloads, otherwise pass null.
27207 2008-01-30 Richard Henderson <rth@redhat.com>
27210 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27211 for unbounded arrays.
27213 2008-01-30 Silvius Rus <rus@google.com>
27215 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27217 2008-01-30 Jan Hubicka <jh@suse.cz>
27220 * i386.c (init_cumulative_args): Use real function declaration when
27223 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27225 PR rtl-optimization/34998
27226 * global.c (build_insn_chain): Treat non-subreg_lowpart
27227 SUBREGs of pseudos as clobbering all the words covered by the
27228 SUBREG, not just all the bytes.
27229 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27230 original df_ref rather than an extract parameter.
27231 (global_conflicts): Update call accordingly.
27233 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27235 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27236 the overflow check to make it easier to read.
27237 (__fixtfdi): Change the type of the ll member in union
27238 long_double to UDItype_x.
27240 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27242 PR middle-end/34969
27243 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27244 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27245 * tree-inline.c (fold_marked_statements): Call
27246 cgraph_update_edges_for_call_stmt if folding a call statement.
27247 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27248 debug_generic_stmt calls, reset it back afterwards.
27251 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27253 * c-typeck.c (build_external_ref): Don't pedwarn about
27254 static vars in current function's scope.
27256 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27258 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27260 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27263 * ipa-struct-reorg.c: Fix spelling.
27264 * params.def: Ditto.
27266 2008-01-29 Richard Guenther <rguenther@suse.de>
27268 PR middle-end/35006
27269 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27271 * tree-inline.c (remap_type): Increment remapping_type_depth
27272 around remapping types.
27273 (copy_body_r): Only add referenced variables if they are referenced
27274 from code, not types.
27276 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27287 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27288 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27290 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27293 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27294 pointer for tiny stack.
27296 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27298 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27300 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27302 * config/vx-common.h: Fix typo in comment.
27304 2008-01-28 Ian Lance Taylor <iant@google.com>
27308 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27309 coalesce pointers if they have different DECL_NO_TBAA_P values.
27310 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27311 between variables with different DECL_NO_TBAA_P values.
27313 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27316 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27317 are not legitimate small data references on SPE targets.
27319 2008-01-28 David Daney <ddaney@avtrex.com>
27321 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27323 2008-01-28 David Daney <ddaney@avtrex.com>
27325 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27327 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27329 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27330 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27331 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27332 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27333 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27334 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27335 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27336 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27338 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27340 * basic-block.h (condjump_equiv_p): Fix comment.
27342 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27344 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27345 print_generic_stmt_indented): Fix comment.
27347 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27349 * configure.ac (__stack_chk_fail): Add detecion for availability
27350 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27351 * configure: Regenerate.
27353 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27355 PR middle-end/34688
27356 * final.c (output_addr_const): Handle TRUNCATE.
27358 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27361 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27362 (zero_cost, infinite_cost): New constants.
27363 (struct cost_pair): Change type of cost to comp_cost.
27364 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27365 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27367 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27368 split_address_cost, ptr_difference_cost, difference_cost,
27369 get_computation_cost_at, get_computation_cost,
27370 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27371 determine_use_iv_cost_condition, determine_use_iv_costs,
27372 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27373 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27374 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27375 Change type of cost to comp_cost.
27376 (determine_iv_cost): Increase cost of non-original ivs, instead
27377 of decreasing the cost of original ones.
27378 (get_address_cost): Indicate the complexity of the addressing mode
27380 (try_add_cand_for): Prefer using ivs not specific to some object.
27381 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27383 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27384 Janis Johnson <janis187@us.ibm.com>
27387 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27388 (TARGET_INSTANTIATE_DECLS): Likewise.
27389 * target.h (expand_to_rtl_hook): New target hook.
27390 (instantiate_decls): Likewise.
27391 * function.c (instantiate_decl): Make non-static. Rename to...
27392 (instantiate_decl_rtl): ... this.
27393 (instantiate_expr): Use instantiate_decl_rtl.
27394 (instantiate_decls_1): Likewise.
27395 (instantiate_decls): Likewise.
27396 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27397 * function.h (instantiate_decl_rtl): Add prototype.
27398 * cfgexpand.c (target.h): New include.
27399 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27400 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27401 (TARGET_INSTANTIATE_DECLS): Likewise.
27402 (TARGET_INITIALIZER): New target hooks added.
27403 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27405 * config/rs6000/rs6000.c (tree-flow.h): New include.
27406 (machine_function): Add sdmode_stack_slot field.
27407 (rs6000_alloc_sdmode_stack_slot): New function.
27408 (rs6000_instantiate_decls): Likewise.
27409 (rs6000_secondary_memory_needed_rtx): Likewise.
27410 (rs6000_check_sdmode): Likewise.
27411 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27412 (TARGET_INSTANTIATE_DECLS): Likewise.
27413 (rs6000_hard_regno_mode_ok): Allow SDmode.
27414 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27415 (rs6000_emit_move): Handle SDmode.
27416 (function_arg_advance): Likewise.
27417 (function_arg): Likewise.
27418 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27419 SDmode var args for 32-bit compiles.
27420 (rs6000_secondary_reload_class): Handle SDmode.
27421 (rs6000_output_function_epilogue): Likewise.
27422 (rs6000_function_value): Simplify if statement.
27423 (rs6000_libcall_value): Likewise.
27424 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27425 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27426 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27427 (movsd_hardfloat): New define_insn.
27428 (movsd_softfloat): Likewise.
27429 (movsd_store): Likewise.
27430 (movsd_load): Likewise.
27431 (extendsddd2): Likewise.
27432 (extendsdtd2): Likewise.
27433 (truncddsd2): Likewise.
27434 (movdd_hardfloat64): Fixup comment.
27435 (UNSPEC_MOVSD_LOAD): New constant.
27436 (UNSPEC_MOVSD_STORE): Likewise.
27438 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27441 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27443 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27444 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27445 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27446 and TRUTH_XOR_EXPR.
27448 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27451 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27452 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27453 __LONGDOUBLE128 too.
27454 * config/rs6000/aix61.h: New file.
27456 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27458 PR rtl-optimization/34959
27459 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27460 popcount and parity rtxes the same mode as their operand.
27461 Truncate or extend the result to the return value's mode
27464 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27467 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27468 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27469 to GOT_VERSION_REGNUM.
27470 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27471 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27472 * config/mips/mips.c (mips_emit_call_insn): New function.
27473 (mips_call_tls_get_addr): Call mips_expand_call directly.
27474 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27476 (mips16_build_call_stub): Likewise. Return the call insn or null.
27477 (mips_expand_call): Update the call to mips16_build_call_stub
27478 accordingly and a remove redundant condition. Assert that MIPS16
27479 stubs do not use lazy binding. Use mips_emit_call_insn and return
27481 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27483 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27484 (mips_avoid_hazard): Remove hazard_set handling.
27485 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27486 (UNSPEC_RESTORE_GP): ...this.
27487 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27488 (FAKE_CALL_REGNO): Rename to...
27489 (GOT_VERSION_REGNUM): ...this.
27490 (type): Add "ghost" value. Add an associated insn reservation.
27491 (hazard_set): Remove.
27492 (exception_receiver): Rename to...
27493 (restore_gp): ...this and update the unspec identifier accordingly.
27494 (exception_receiver, nonlocal_got_receiver): New expanders.
27495 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27496 FAKE_CALL_REGNO. Remove hazard_set attribute.
27497 (set_got_version, update_got_version): New patterns.
27499 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27502 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27504 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27507 * doc/install.texi2html: Generate gcc-vers.texi.
27509 2008-01-25 DJ Delorie <dj@redhat.com>
27511 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27513 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27515 * config/c4x: Remove directory.
27516 * config.gcc (crx-*, mt-*): Mark obsolete.
27517 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27518 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27519 sh-*-rtemscoff*): Remove cases.
27520 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27521 * real.c (encode_c4x_single, decode_c4x_single,
27522 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27523 c4x_extended_format): Remove.
27524 * real.h (c4x_single_format, c4x_extended_format): Remove.
27525 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27527 (Pragmas): Remove comment about c4x pragmas.
27528 * doc/install.texi (c4x): Remove target-specific instructions.
27529 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27530 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27531 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27532 refer to C4x source files as examples.
27533 (C4X_FLOAT_FORMAT): Remove documentation.
27535 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27537 * config/bfin/bfin.c (override_options): Reorder tests so that
27538 flag_pic gets enabled for -msep-data.
27540 2008-01-25 Richard Guenther <rguenther@suse.de>
27542 PR middle-end/32244
27543 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27544 to its bitfield precision if required.
27546 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27548 PR middle-end/33880
27549 * tree-nested.c (walk_omp_for): New function.
27550 (convert_nonlocal_reference, convert_local_reference): Call
27551 walk_omp_for on OMP_FOR.
27552 (convert_call_expr): Call walk_body on OMP_FOR's
27553 OMP_FOR_PRE_INIT_BODY.
27555 2008-01-25 Richard Guenther <rguenther@suse.de>
27557 PR tree-optimization/34966
27558 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27559 default defs and PHI_NODEs we have to insert after the
27560 defining statement.
27562 2008-01-24 Nick Clifton <nickc@redhat.com>
27564 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27565 Provide a default definition.
27566 (LIBGCC2_UNITS_PER_WORD): Likewise.
27568 * config/stormy16/stormy16.c: Include df.h for the prototype
27569 for df_regs_ever_live_p.
27570 (xstormy16_expand_builtin_va_start): Convert the stack offset
27571 into a component_ref and then use POINTER_PLUS_EXPR to add it
27572 to the incoming_virtual_args_rtx.
27573 (xstormy16_gimplify_va_arg_expr): Rename to
27574 xstormy16_gimplify_va_arg_expr.
27575 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27576 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27577 xstormy16_gimplify_va_arg_expr.
27578 Fix up some formatting issues.
27580 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27581 Move to predicates.md.
27582 (xs_hi_general_operand): Likewise.
27583 (xs_hi_nonmemory_operand): Likewise.
27584 * config/stormy16/predicates.md:
27585 (xstormy16_carry_plus_operand): New predicate.
27586 (xs_hi_general_operand): New predicate.
27587 (xs_hi_nonmemory_operand): New predicate.
27588 * config/stormy16/stormy16-protos.h:
27589 (xstormy16_carry_plus_operand): Delete prototype.
27590 (xs_hi_general_operand): Likewise.
27591 (xs_hi_nonmemory_operand): Likewise.
27593 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27594 modifiers as they are no longer needed and they can trigger
27595 reload spill failures.
27597 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27598 with a match_operand in order to help reload.
27600 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27601 constraint with 'e' for the 8th alternative as this version of
27602 the mov.w instruction only accepts the lower 8 registers.
27604 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27607 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27608 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27611 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27613 PR middle-end/33333
27614 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27616 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27618 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27620 (remove_structure): Update allocations list before removing structure.
27622 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27624 * ipa-struct-reorg.c (is_safe_cond_expr,
27625 create_new_stmts_for_cond_expr): Use integer_zerop function,
27626 that recognize not only zero-pointer, but zero-integer too.
27628 2008-01-25 Ben Elliston <bje@au.ibm.com>
27631 * fixproto: Escape "." in sed expression that strips leading "./".
27633 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27636 * gcc.c (SWITCH_OK): Removed.
27637 (SWITCH_LIVE): Changed to bit.
27638 (SWITCH_FALSE): Likewise.
27639 (SWITCH_IGNORE): Likewise.
27640 (switchstr): Change live_cond to unsigned int.
27641 (process_command): Replace SWITCH_OK with 0.
27642 (do_self_spec): Likewise.
27643 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27644 (give_switch): Likewise.
27645 (used_arg): Likewise.
27646 (do_spec_1): Set the SWITCH_IGNORE bit.
27647 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27648 bits. Set the SWITCH_LIVE bit.
27650 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27652 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27654 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27656 PR tree-optimization/34472
27657 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27658 parameter to a "bool *" and set *DATA to false if there is
27659 an unsafe access. Do not delete the structure here.
27660 (check_cond_exprs): Delete it here instead.
27661 (check_cond_exprs, exclude_cold_structs): Do not increase
27662 I when removing a structure.
27664 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27667 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27668 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27670 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27672 PR middle-end/34934
27673 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27674 a fixed vector for stack.
27676 2008-01-24 Ben Elliston <bje@au.ibm.com>
27679 * doc/gcc.texi (Software development): Add a direntry for g++.
27681 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27683 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27684 stale and straggling -fforce-addr comments above.
27686 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27688 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27689 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27691 2008-01-23 Michael Matz <matz@suse.de>
27694 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27697 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27699 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27700 malloc result type.
27702 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27704 * config/avr/avr.c (avr_current_arch): New variable.
27705 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27706 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27707 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27708 (avr_override_options): Init 'avr_current_arch'.
27709 (base_arch_s): Move from here...
27710 * config/avr/avr.h (base_arch_s): ... here. Add new members
27711 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27712 'mega' to 'have_jmp_call'.
27713 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27714 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27716 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27718 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27719 MULTILIB_MATCHES): Ditto.
27721 2008-01-23 Richard Guenther <rguenther@suse.de>
27723 PR middle-end/31529
27724 * cgraphunit.c (cgraph_reset_node): Always mark the node
27725 not reachable if it is not queued already.
27727 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27729 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27730 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27731 (cputype_selected): New static variable.
27732 (bfin_handle_option): Set it if -mcpu is used.
27733 (override_option): Select default set of workarounds if no cpu type
27734 selected on the command line.
27735 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27737 From Michael Frysinger <michael.frysinger@analog.com>
27738 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27739 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27741 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27742 for bf547, bf523, bf524, and bf526.
27743 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27745 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27746 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27747 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27748 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27749 * doc/invoke.texi (Blackfin Options): Document that
27750 -mcpu now accept bf547, bf523, bf524, and bf526.
27752 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27754 PR rtl-optimization/34628
27755 * combine.c (try_combine): Stop and undo after the first combination
27756 if an autoincrement side-effect on the first insn has effectively
27759 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27762 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27763 Offset addresses are not valid for Altivec or paired float modes.
27765 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27768 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27769 if DECL_INITIAL (decl) is error_mark_node.
27772 * c-common.c (handle_vector_size_attribute): Only allow
27773 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27774 the same way as pointer, array etc. types.
27775 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27778 * tree.c (build_type_attribute_qual_variant): Call
27779 build_qualified_type if attributes are equal, but quals are not.
27781 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27784 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27785 * flags.h (warn_strict_aliasing): Remove.
27786 (warn_strict_overflow): Remove.
27787 * opts.c (warn_strict_aliasing): Remove.
27788 (warn_strict_overflow): Remove.
27789 * c-opts.c (c_common_handle_option): -Wall only sets
27790 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27791 (c_common_post_options): Give default values to -Wstrict-aliasing
27792 and -Wstrict-overflow if they are uninitialized.
27793 * common.opt (Wstrict-aliasing): Specify Var and Init.
27794 (Wstrict-overflow): Likewise.
27796 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27798 PR rtl-optimization/26854
27799 PR rtl-optimization/34400
27800 PR rtl-optimization/34884
27801 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27803 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27804 (df_rd_bb_info.expanded_lr_out): Deleted
27805 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27806 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27807 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27808 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27809 Removed code to allocate, initialize or free expanded_lr_out.
27810 (df_rd_bb_local_compute_process_def): Restructured to make more
27812 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27813 sets if the sets are being trimmed.
27815 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27818 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27819 (as_vers): Likewise.
27820 * configure: Regenerated.
27822 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27824 PR middle-end/33092
27825 * tree-pass.h (pass_build_alias): New pass.
27826 * tree-ssa-alias.c (gate_build_alias): New.
27827 (pass_build_alias): New.
27828 * passes.c (init_optimization_passes): Add pass_build_alias after
27829 pass_create_structure_vars.
27831 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27833 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27834 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27835 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27836 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27837 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27838 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27839 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27840 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27841 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27842 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27843 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27844 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27845 * config/s390/s390.md (FP_ALL): New mode iterator.
27846 (_d): New mode attribute.
27847 ("*signbit<mode>2>"): Changed mode of first operand.
27848 ("isinf<mode>2"): Changed mode of first operand.
27849 ("*TDC_insn"): Adaptation for DFP modes.
27851 2008-01-22 Ben Elliston <bje@au.ibm.com>
27853 * tree.c (check_qualified_type): Improve function description.
27855 2008-01-21 Jason Merrill <jason@redhat.com>
27858 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27859 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27862 2008-01-21 DJ Delorie <dj@redhat.com>
27864 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27867 2008-01-21 Richard Guenther <rguenther@suse.de>
27869 PR middle-end/34856
27870 * tree-cfg.c (verify_expr): Allow all invariant expressions
27871 instead of just constant class ones as reference argument.
27872 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27873 like any other constant.
27874 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27876 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27878 * regmove.c (fixup_match_1): Update call crossed frequencies.
27880 2008-01-21 Richard Guenther <rguenther@suse.de>
27883 * tree-inline.c (setup_one_parameter): Deal with mismatched
27884 types using a VIEW_CONVERT_EXPR.
27886 2008-01-21 Alon Dayan <alond@il.ibm.com>
27887 Olga Golovanevsky <olga@il.ibm.com>
27889 PR tree-optimization/34701
27890 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27891 when the structure size is not a power of 2.
27893 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27895 * doc/install.texi: Add doc for --enable-checking=df.
27897 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27899 PR rtl-optimization/34808
27900 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27902 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27904 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27907 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27909 PR rtl-optimization/26854
27910 PR rtl-optimization/34400
27911 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27913 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27914 (df_rd_bb_info.expanded_lr_out): New.
27915 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27916 * loop_iv.c (iv_analysis_loop_init): Ditto.
27917 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27918 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27919 Added code to allocate, initialize or free expanded_lr_out.
27920 (df_rd_bb_local_compute_process_def): Restructured to make
27921 more understandable.
27922 (df_rd_confluence_n): Add code to do nothing with fake edges and
27923 code to no apply invalidate_by_call sets if the sets are being trimmed.
27924 (df_lr_local_finalize): Renamed to df_lr_finalize.
27925 (df_live_local_finalize): Renamed to df_live_finalize.
27927 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27930 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27931 deciding whether to use reciprocal instructions.
27933 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27935 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27936 dwarf2out_note_section_used if cold_text_section is NULL.
27938 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27940 PR gcov-profile/34610
27941 * tree-cfg.c (make_edges): Mark both outgoing edges from
27942 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27943 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27944 from OMP_FOR and OMP_CONTINUE outgoing edges.
27946 * tree-profile.c (tree_profiling): Return early if
27947 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27949 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27950 from cfun to child_cfun.
27951 * function.h (struct function): Add after_tree_profile bit.
27953 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27955 * config/avr/avr.S (_exit): Disable interrupt.
27957 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27958 Steven Bosscher <stevenb.gcc@gmail.com>
27960 PR rtl-optimization/26854
27961 PR rtl-optimization/34400
27962 * df-problems.c (df_live_scratch): New scratch bitmap.
27963 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27964 (df_live_reset): Clear the proper bitmaps.
27965 (df_live_bb_local_compute): Only process the artificial defs once
27966 since the order is not important.
27967 (df_live_init): Init the df_live sets only with the variables
27968 found live by df_lr.
27969 (df_live_transfer_function): Use the df_lr sets to prune the
27970 df_live sets as they are being computed.
27971 (df_live_free): Free df_live_scratch.
27973 2008-01-18 Ian Lance Taylor <iant@google.com>
27975 * common.opt: Add fmerge-debug-strings.
27976 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27977 flag_merge_debug_strings rather than flag_merge_constants.
27978 * doc/invoke.texi (Option Summary): Mention
27979 -fmerge-debug-strings.
27980 (Debugging Options): Document -fmerge-debug-strings.
27982 2008-01-18 Ian Lance Taylor <iant@google.com>
27985 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27986 (struct tree_function_decl): Add new field operator_new_flag.
27987 * tree-inline.c (expand_call_inline): When inlining a call to
27988 operator new, force the return value to go into a variable, and
27989 set DECL_NO_TBAA_P on that variable.
27990 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27992 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27995 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27996 DWARF2_DEBUGGING_INFO.
27997 (dwarf2out_note_section_used): Ditto. Add prototype.
27998 (have_multiple_function_sections, text_section_used,
27999 cold_text_section_used, *cold_text_sections): Move declarations
28002 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28004 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28005 field and add signal_ra.
28006 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28007 assignments to frame state pc. Move end of stack check after
28008 MD_FALLBACK_FRAME_STATE_FOR.
28009 (uw_update_context_1): Use frame state signal_regs if set, instead
28010 of checking signal_frame flag.
28011 (uw_update_context): Use frame state signal_ra if set.
28012 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28013 * config/xtensa/linux-unwind.h: New file.
28015 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28017 * modulo-sched.c (get_sched_window): Fix comment typo.
28019 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28021 PR tree-optimization/34648
28022 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28024 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28026 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28027 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28029 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28031 PR rtl-optimization/34400
28032 * df-core.c (df_worklist_dataflow_overeager,
28033 df_worklist_dataflow_doublequeue): New functions.
28034 (df_worklist_dataflow): Two different worklist solvers.
28035 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28038 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28041 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28042 and ftree-parallelize-loops.
28044 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28046 PR rtl-optimization/34826
28047 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28049 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28051 * global.c (find_reg): Mark the eh regs as used if necessary.
28052 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28053 * ra.h (struct allocno): no_eh_reg field added. Changed
28054 no_stack_reg type to bitfield.
28056 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28058 * tree.c (substitute_in_expr): Add missing 'break'.
28060 2008-01-17 Richard Guenther <rguenther@suse.de>
28062 PR tree-optimization/34825
28063 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28064 x / x as division to handle.
28066 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28068 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28069 "-pthread" is specified.
28070 * pa-hpux11.h (LIB_SPEC): Likewise.
28072 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28073 Peter Bergner <bergner@vnet.ibm.com>
28075 PR rtl-optimization/33796
28076 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28078 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28080 PR libgfortran/34699
28081 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28083 * pa-hpux10.h (LINK_SPEC): Likewise.
28084 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28086 2008-01-16 Richard Guenther <rguenther@suse.de>
28088 PR middle-end/32628
28089 * fold-const.c (fold_convert_const_int_from_int): Do not
28090 set overflow if that occured only because of a sign extension
28091 change when converting from/to a sizetype with the same
28092 precision and signedness.
28094 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28097 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28098 location address to the correct place. Update copyright year.
28100 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28102 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28103 no dependences in the dependence_relations vector.
28105 2008-01-16 Jan Hubicka <jh@suse.cz>
28107 PR rtl-optimization/31396
28108 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28109 * cfg.c (dump_reg_info): Print it.
28110 * regs.h (struct reg_info_t): add freq_calls_crossed.
28111 (REG_FREQ_CALLS_CROSSED): New macro.
28112 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28113 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28114 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28115 regmove_optimize): Update call crossed frequencies.
28116 * local-alloc.c (struct qty): Add freq_calls_crossed.
28117 (alloc_qty): Copute freq_calls_crossed.
28118 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28119 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28120 * ra.h (struct allocno): Add freq_calls_crossed.
28122 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28124 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28125 libgomp when compiling with ftree-parallelize-loops.
28126 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28128 2008-01-16 Richard Guenther <rguenther@suse.de>
28130 PR tree-optimization/34769
28131 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28132 * tree.c (int_cst_value): Instead make this function more
28133 permissive in what it accepts as valid input. Document this
28134 function always sign-extends the value.
28136 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28137 Richard Guenther <rguenther@suse.de>
28140 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28141 (gimple_fold_indirect_ref_rhs): ... this.
28142 (gimple_fold_indirect_ref): New function with foldings
28143 that preserve lvalueness.
28144 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28145 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28146 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28147 to fold an INDIRECT_REF, fall back to the old use of
28148 fold_indirect_ref_1.
28150 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28152 * tree-data-ref.c (subscript_dependence_tester_1): Call
28153 free_conflict_function.
28154 (compute_self_dependence): Same.
28156 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28159 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28160 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28162 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28163 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28164 for DWARF2_UNWIND_INFO targets.
28166 2008-01-16 Richard Guenther <rguenther@suse.de>
28169 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28170 type qualifiers for function types.
28172 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28174 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28175 loop_iterator li from previous commit.
28177 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28179 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28181 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28183 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28184 (parallelize_loops): Don't parallelize irreducible components.
28186 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28189 * c-opts (c_common_post_options): Do not enable CPP
28190 flag_pedantic_errors by default.
28192 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28194 PR rtl-optimization/31944
28195 * cse.c (remove_pseudo_from_table): New function.
28196 (merge_equiv_classes): Use above function to remove pseudo-registers.
28197 (invalidate): Likewise.
28199 2008-01-13 Richard Guenther <rguenther@suse.de>
28201 PR middle-end/34601
28202 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28203 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28205 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28207 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28208 validate_change to unshare the source of the PC set.
28210 2008-01-12 Jan Hubicka <jh@suse.cz>
28212 PR middle-end/32135
28213 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28214 references above array bounds. This might trigger bounds checks for
28215 pointers to arrays.
28217 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28219 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28220 new_replaceable_dependencies.
28222 2008-01-12 Doug Kwan <dougkwan@google.com>
28224 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28225 instead of OPT_Wreturn_type in warning due to ignored return type
28227 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28228 options included in -Wextra.
28229 * c.opt: New option -Wignored_qualifiers.
28230 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28231 -Wignore_qualifiers.
28232 (-Wignored-qualifiers): Document.
28233 (-Wreturn-type): Remove description of functionality now handled
28234 by -Wignored-qualifiers.
28236 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28239 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28240 NOP_EXPR if it is between integral types with the same precision.
28242 2008-01-12 Jan Hubicka <jh@suse.cz>
28245 * invoke.texi (max-inline-recursive-depth): Fix default value.
28247 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28249 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28252 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28254 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28256 2008-01-11 James E. Wilson <wilson@specifix.com>
28259 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28261 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28263 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28264 save/restore frame pointer register and don't use 'call-prologues'
28265 optimization in function with "OS_task" attribute.
28267 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28269 PR middle-end/31309
28270 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28271 when copying to memory.
28273 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28275 PR rtl-optimization/30905
28276 * cfgcleanup.c: Include dce.h
28277 (crossjumps_occured): New global variable.
28278 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28279 If something changed, set crossjumps_occured to true.
28280 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28281 Don't add/remove fake edges to exit here...
28282 (cleanup_cfg): ...but do it here, when crossjumping.
28283 Run a fast DCE when successful crossjumps occured in the latest
28284 iteration of try_optimize_cfg.
28286 2008-01-11 Richard Guenther <rguenther@suse.de>
28288 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28289 (struct vn_unary_op_s): Likewise.
28290 (vn_reference_insert): Free old reference on hash collision.
28292 2008-01-10 Raksit Ashok <raksit@google.com>
28294 PR rtl-optimization/27971
28295 * combine.c (find_split_point): Split PLUS expressions which are
28296 inside a MEM rtx, and whose first operand is complex.
28298 2008-01-10 DJ Delorie <dj@redhat.com>
28300 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28301 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28302 (m32c_hard_regno_ok): Call the underlying function.
28304 2008-01-10 Richard Guenther <rguenther@suse.de>
28306 PR middle-end/34683
28307 * tree-cfg.c (tree_merge_blocks): Do not go through the
28308 full-blown folding and stmt updating path if we just deal
28309 with virtual operands.
28310 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28311 test for abnormal SSA_NAMEs.
28313 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28315 PR middle-end/34641
28316 * reload.c (push_reload): Add assertions. All constants from
28317 reg_equiv_constant should have been used for replacing the respective
28319 (find_reloads_address): Invoke find_reloads_address_part for
28320 constant taken from the reg_equiv_constant array.
28322 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28324 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28325 field (valnum) the first in the struct. Replace bools with
28328 2008-01-10 Richard Guenther <rguenther@suse.de>
28330 PR tree-optimization/34651
28331 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28332 types and ordering for masking and converting.
28334 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28336 PR tree-optimization/34017
28337 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28338 also for PHI_NODE expressions.
28340 2008-01-09 Jan Hubicka <jh@suse.cz>
28342 PR tree-optimization/34708
28343 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28344 based on number of case labels.
28345 (init_inline_once): Remove switch_cost.
28346 * tree-inline.h (eni_weights_d): Remove switch_cost.
28348 2008-01-09 Richard Guenther <rguenther@suse.de>
28349 Andrew Pinski <andrew_pinski@playstation.sony.com>
28351 PR middle-end/30132
28352 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28353 temporary if an rvalue is ok or an lvalue is not required.
28355 2008-01-09 Richard Guenther <rguenther@suse.de>
28357 PR middle-end/34458
28358 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28359 adjust return type.
28361 2008-01-09 Richard Guenther <rguenther@suse.de>
28363 PR middle-end/34679
28364 * tree.c (host_integerp): Check for sizetype only if the
28365 type is an integer type.
28367 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28370 * opts.c (decode_options): Disable inlining of functions called
28371 once if not in unit-at-a-time mode.
28373 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28375 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28377 2008-01-08 Richard Guenther <rguenther@suse.de>
28379 PR middle-end/31863
28380 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28381 out early if the result will be unused.
28383 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28388 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28389 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28392 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28394 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28395 for vectorization tuned.
28397 2008-01-08 Richard Guenther <rguenther@suse.de>
28399 PR tree-optimization/34683
28400 * tree-ssa-operands.c (operand_build_cmp): Export.
28401 * tree-ssa-operands.h (operand_build_cmp): Declare.
28402 * tree-vn.c (vuses_compare): Remove.
28403 (sort_vuses): Use operand_build_cmp.
28404 (sort_vuses_heap): Likewise.
28405 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28406 to re-use old VEC if available. Do not sort already sorted VUSEs.
28407 (vdefs_to_vec): Do not sort already sorted VDEFs.
28409 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28411 PR middle-end/34694
28412 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28414 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28417 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28418 limitations of reciprocal sequences on x86 targets.
28420 2008-01-08 Richard Guenther <rguenther@suse.de>
28422 PR tree-optimization/34683
28423 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28425 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28428 * config/darwin.c (darwin_mergeable_string_section): Don't use
28429 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28431 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28434 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28435 negxf2. Macroize expander using X87MODEF mode iterator. Change
28436 predicates of op0 and op1 to register_operand.
28437 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28438 expander using X87MODEF mode iterator. Change predicates of
28439 op0 and op1 to register_operand.
28440 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28441 corresponding patterns and macroize using MODEF macro. Change
28442 predicates of op0 and op1 to register_operand and remove
28443 "m" constraint. Disparage "r" alternative with "!".
28444 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28445 macroize using X87MODEF macro. Change predicates of op0 and op1
28446 to register_operand and remove "m" constraint. Disparage "r"
28447 alternative with "!".
28448 (absneg splitter with memory operands): Remove.
28449 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28450 patterns and macroize using X87MODEF mode iterator.
28451 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28452 Change predicate of op1 to register_operand.
28453 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28454 for memory operands.
28456 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28458 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28460 2008-01-07 Richard Guenther <rguenther@suse.de>
28462 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28465 2008-01-07 Richard Guenther <rguenther@suse.de>
28467 PR tree-optimization/34683
28468 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28469 VOPs of the needed size to save memory. Use VEC_quick_push
28470 to save compile-time.
28471 (vdefs_to_vec): Likewise.
28473 2008-01-07 Sa Liu <saliu@de.ibm.com>
28475 * config/spu/spu.md (divdf3): Genetate inline code for double
28476 division. The implementation doesn't handle INF or NAN, therefore it
28477 only applies when -ffinite-math-only is given.
28479 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28482 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28483 * doc/cpp.texi ([Common Predefined Macros]): Document.
28485 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28487 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28488 order to use commutative addition instead of subtraction.
28490 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28491 Mircea Namolaru <namolaru@il.ibm.com>
28492 Vladimir Yanovsky <yanov@il.ibm.com>
28493 Revital Eres <eres@il.ibm.com>
28495 PR tree-optimization/34263
28496 * tree-outof-ssa.c (process_single_block_loop_latch,
28497 contains_tree_r): New functions.
28498 (analyze_edges_for_bb): Call process_single_block_loop_latch
28499 function to empty single-basic-block latch block if possible.
28501 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28503 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28505 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28507 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28509 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28511 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28513 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28515 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28517 PR tree-optimization/34618
28518 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28521 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28524 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28525 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28526 Update copyright year.
28528 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28529 Update copyright year.
28530 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28533 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28535 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28536 edge does not point to current bb before changing need_assert.
28538 2008-01-04 Richard Guenther <rguenther@suse.de>
28540 PR middle-end/34029
28541 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28542 for verifying purposes if they are is_gimple_min_invariant.
28544 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28546 PR tree-optimization/34448
28547 PR tree-optimization/34465
28548 * gimplify.c (gimplify_init_constructor): Add new parameter
28549 notify_temp_creation. Use it.
28550 (gimplify_modify_expr_rhs): Take volatiles into account when
28551 optimizing constructors.
28552 Do not optimize constructors if gimplify_init_constructor will dump to
28554 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28555 * gcc.c-torture/compile/pr34448.c: New.
28557 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28559 PR gcov-profile/34609
28560 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28561 return_slot if result is TREE_ADDRESSABLE.
28563 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28565 * config/mips/mips.md (sqrt_condition): Tweak comment.
28566 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28568 2008-01-03 Tom Tromey <tromey@redhat.com>
28571 * c-common.c (c_type_hash): Handle VLAs.
28573 2008-01-03 Jan Hubicka <jh@suse.cz>
28575 PR tree-optimization/31081
28576 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28577 0 when inlining and not inlining to first basic block.
28578 (remap_decl): When var is initialized to 0, don't set default_def.
28579 (expand_call_inline): Set entry_bb.
28580 * tree-inline.h (copy_body_data): Add entry_bb.
28582 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28585 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28588 PR tree-optimization/29484
28589 * tree-inline.c (inline_forbidden_p_2): New function.
28590 (inline_forbidden_p): Disallow inlining if some static var
28591 has an address of a local LABEL_DECL in its initializer.
28592 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28595 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28597 PR tree-optimization/34635
28598 * tree-data-ref.c (add_other_self_distances): Make sure that the
28599 evolution step is constant.
28601 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28603 PR middle-end/34608
28604 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28606 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28608 * tree-sra.c (scalarize_init): Insert the generate_element_init
28609 statements after the generate_element_zero statements.
28611 2008-01-02 Richard Guenther <rguenther@suse.de>
28613 PR middle-end/34093
28614 PR middle-end/31976
28615 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28616 for very large number of operands instead of ICEing.
28618 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28621 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28622 while stack probing.
28624 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28626 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28629 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28631 PR libmudflap/26442
28632 * tree-mudflap.c (mx_register_decls): Guard warning by
28633 !DECL_ARTIFICIAL check.
28635 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28637 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28638 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28639 sse5_perm<mode>): Fix constraints.