1 2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
4 * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
5 if readelf is nowhere to be found.
6 * configure: Regenerate.
8 2008-12-19 Andrew Haley <aph@redhat.com>
10 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
13 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
16 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
17 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
19 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
22 * arm.c (load_multiple_sequence): Initialize ORDER array.
23 (store_multiple_sequence): Likewise.
24 (output_move_double): Make reg0 unsigned.
25 (arm_output_epilogue): Make amount unsigned.
26 (arm_expand_prologue): Move declaration of dwarf before block
29 2008-12-19 Steve Ellcey <sje@cup.hp.com>
31 * df-scan.c ( df_hard_reg_init): Move declaration of i.
33 2008-12-19 Jakub Jelinek <jakub@redhat.com>
36 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
37 use rs6000/x-linux-relax snippet if ld is new enough,
38 otherwise use rs6000/x-linux-O1.
39 * config/rs6000/x-linux-relax: New file.
40 * config/x-cflags-O1: New file.
42 2008-12-18 Joseph Myers <joseph@codesourcery.com>
44 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
45 choice of e500 comparison instructions on flag_finite_math_only &&
46 !flag_trapping_math, not flag_unsafe_math_optimizations.
47 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
48 instructions on flag_finite_math_only && !flag_trapping_math, not
49 flag_unsafe_math_optimizations.
50 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
51 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
52 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
53 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
54 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
55 Condition choice of comparison instructions on
56 flag_finite_math_only && !flag_trapping_math, not
57 flag_unsafe_math_optimizations.
59 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
61 * configure: Regenerate.
63 2008-12-18 Jan Hubicka <jh@suse.cz>
64 Kai Tietz <kai.tietz@onevision.com>
66 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
67 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
68 df_invalidated_by_call to invalidated_by_call_regset.
69 * df.h (df_invalidated_by_call): Remove.
70 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack): New
72 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
73 (globalize_reg): Likewise.
74 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
75 df_byte_lr_alloc): Rename df_invalidated_by_call to
76 invalidated_by_call_regset.
77 * basic-block.h (regs_invalidated_by_call_regset): Declare.
79 2008-12-18 Jan Hubicka <jh@suse.cz>
80 Kai Tietz <kai.tietz@onevision.com>
82 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
84 2008-12-18 Jan Hubicka <jh@suse.cz>
85 Kai Tietz <kai.tietz@onevision.com>
87 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function
89 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
90 do not try to modify call used regs.
91 (ix86_maybe_switch_abi): New function.
92 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
94 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
96 PR rtl-optimization/37922
97 * dse.c (bb_info): Added regs_live field.
98 (look_for_hardregs): New function.
99 (replace_read): Added regs_live parameter and code to check that
100 shift sequence does not clobber live hardregs.
101 (check_mem_read_rtx): Added parameter to replace_read.
102 (dse_step1): Added regs_live bitmap and initialize it.
103 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
105 * df-problems.c Renamed to
106 df_simulate_initialize_backwards.
107 (df_simulate_one_insn): Renamed to
108 df_simulate_one_insn_backwards.
109 (df_simulate_artificial_refs_at_top): Renamed to
110 df_simulate_finalize_backwards.
111 (df_simulate_initialized_forwards,
112 df_simulate_one_insn_forwards,
113 df_simulate_finalize_backwards): New functions.
114 * df.h (df_simulate_artificial_refs_at_end): Renamed to
115 df_simulate_initialize_backwards.
116 (df_simulate_one_insn): Renamed to
117 df_simulate_one_insn_backwards.
118 (df_simulate_artificial_refs_at_top): Renamed to
119 df_simulate_finalize_backwards.
120 (df_simulate_initialized_forwards,
121 df_simulate_one_insn_forwards,
122 df_simulate_finalize_backwards): New functions.
123 * ra-conflict.c (global_conflicts): Renamed
124 df_simulate_artificial_refs_at_end to
125 df_simulate_initialize_backwards.
126 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
127 df_simulate_one_insn_backwards.
128 * ifcvt.c (dead_or_predicable): Renamed
129 df_simulate_artificial_refs_at_end to
130 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
131 df_simulate_one_insn_backwards.
132 * recog.c (peephole2_optimize): Ditto.
133 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
135 2008-12-18 Jakub Jelinek <jakub@redhat.com>
138 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
139 (rewrite_expr_tree): Add moved argument, move stmts together if
140 needed. Call remove_visited_stmt_chain.
141 (linearize_expr_tree): Don't move stmts here.
142 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
143 Adjust rewrite_expr_tree caller.
146 * tree-ssa.c (useless_type_conversion_p_1): Return
147 false if inner_type is incomplete and outer_type is complete.
149 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
151 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
152 dependences and the configure options.
153 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
154 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
156 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
159 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
160 only if REG_PARM_STACK_SPACE is defined.
162 2008-12-17 Jan Hubicka <jh@suse.cz>
163 Kai Tietz <kai.tietz@onevision.com>
165 * calls.c (expand_call): Do not sibcall if
166 outgoing_reg_parm_stack_space does not match.
168 2008-12-16 Anatoly Sokolov <aesok@post.ru>
170 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
171 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
174 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
176 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
179 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
182 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
184 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
186 * configure: Regenerate.
188 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
191 * arm.c (arm_legitimate_index): Only accept addresses that are in
193 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
194 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
196 (extendqisi2): Likewise.
197 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
198 predicate for operand1.
200 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
202 * config/mips/mips.c (mips_output_conditional_branch): Assert that
203 openrands[1] is a CODE_LABEL.
205 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
207 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
208 the result of mips_prepare_builtin_target.
210 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
212 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
213 if TARGET_ABICALLS is true.
215 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
217 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
218 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
220 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
222 * config/picochip/picochip.c (picochip_override_options): Disable CFI
223 asm and change the signature of brev and byteSwap functions to use
225 * config/picochip/picochip.md (commsTestPort): This is a complex
226 instruction and should not be vliwed. Dont set insn type.
228 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
229 * config/s390/s390.c (s390_swap_cmp): New function.
230 (s390_non_addr_reg_read_p): New function.
231 (s390_z10_optimize_cmp): New function.
232 (s390_reorg): Added call to s390_optimize_cmp.
233 * config/s390/s390.md (nop1): New insn.
235 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
238 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
239 for the milli.a library.
241 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
242 Peter Bergner <bergner@vnet.ibm.com>
245 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
246 TOC into the call pattern.
247 (call_indirect_aix64): Likewise.
248 (call_value_indirect_aix32): Likewise.
249 (call_value_indirect_aix64): Likewise.
250 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
251 to split off the load of the TOC.
252 (call_indirect_nonlocal_aix32): Enable only after reload.
253 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
254 to split off the load of the TOC.
255 (call_indirect_nonlocal_aix64): Enable only after reload.
256 (call_value_indirect_nonlocal_aix32_internal): New insn and split
257 patterns to split off the load of the TOC.
258 (call_value_indirect_nonlocal_aix32): Enable only after reload.
259 (call_value_indirect_nonlocal_aix64_internal): New insn and split
260 patterns to split off the load of the TOC.
261 (call_value_indirect_nonlocal_aix64): Enable only after reload.
263 2008-12-12 Andreas Schwab <schwab@suse.de>
266 2008-12-12 Andreas Schwab <schwab@suse.de>
267 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
270 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
272 PR tree-optimization/32044
273 * tree-scalar-evolution.h (expression_expensive_p): Declare.
274 * tree-scalar-evolution.c (expression_expensive_p): New function.
275 (scev_const_prop): Avoid introducing expensive expressions.
276 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
278 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
281 * graphite.c (nb_reductions_in_loop): Use simple_iv.
283 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
285 * config/i386/x86intrin.h: New header file to support all x86
287 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
289 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
292 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
295 2008-12-12 Andreas Schwab <schwab@suse.de>
297 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
300 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
302 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
303 Use Pmode for scratch reg.
304 (*mb_internal): Use (match_dup 0) for unspec operand.
306 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
308 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
309 floor_log2 of zero. Negate widened zero.
311 2008-12-12 Ben Elliston <bje@au.ibm.com>
313 * config/fp-bit.c (nan): Rename from this ...
314 (makenan): ... to this.
316 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
318 * config/mips/mips.md (*branch_bit<bbv><mode>,
319 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
320 label becomes operands[1].
322 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
324 PR tree-optimization/38446
325 * graphite.c (register_bb_in_sese): New.
326 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
327 looking at the bbs in the region.
328 * graphite.h (sese): Add region_basic_blocks pointer set to
329 structure and initialize at the time of defining new scop.
331 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
333 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
334 (find_params_in_bb): Do not free data refs.
335 (free_graphite_bb): Add FIXME on disabled free_data_refs.
337 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
339 * graphite.c (struct ivtype_map_elt): New.
340 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
341 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
342 gcc_type_for_cloog_iv): New.
343 (loop_iv_stack_patch_for_consts): Use the type of the induction
344 variable from the original loop, except for the automatically
345 generated loops, i.e., in the case of a strip-mined loop, in
346 which case there is no original loop: in that case just use
348 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
349 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
350 (clast_name_to_gcc): Accept params to be NULL.
351 (clast_to_gcc_expression): Take an extra parameter for the type.
352 Convert to that type all the expressions built by this function.
353 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
354 (graphite_translate_clast_equation): Compute the type of the
355 clast_equation before translating its LHS and RHS.
356 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
357 (graphite_create_new_loop): Compute the type of the induction
358 variable before translating the lower and upper bounds and before
359 creating the induction variable.
360 (rename_variables_from_edge, rename_phis_end_scop): New.
361 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
362 (sese_add_exit_phis_edge): Do not use integer_zero_node.
363 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
364 compute_cloog_iv_types): New.
365 (gloog): Call compute_cloog_iv_types before starting the
366 translation of the clast.
368 * graphite.h (struct graphite_bb): New field cloog_iv_types.
369 (GBB_CLOOG_IV_TYPES): New.
370 (debug_ivtype_map): Declared.
371 (oldiv_for_loop): New.
373 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
376 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
377 (param_index): Assert if parameter is not know after parameter
379 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
380 (find_scop_parameters): Mark, that we have finished parameter
382 (graphite_transform_loops): Move condition detection before parameter
384 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
386 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
389 * emutls.c (__emutls_get_address): Make sure offset is really zero
390 before initializing the object's offset.
392 2008-12-11 Jakub Jelinek <jakub@redhat.com>
395 * gimplify.c (gimplify_init_constructor): Don't force constructor
396 into memory if there is just one nonzero element.
398 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
400 Fix testsuite/gfortran.dg/graphite/id-4.f90.
401 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
404 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
406 * graphite.c (build_scops_1): Initialize open_scop.exit
409 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
410 Jan Sjodin <jan.sjodin@amd.com>
411 Harsha Jagasia <harsha.jagasia@amd.com>
423 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
424 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
426 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
427 * Makefile.in (graphite.o): Depend on value-prof.h.
428 (graphite.o-warn): Removed -Wno-error.
429 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
430 to be a NULL pointer. Call update_stmt. Return the newly created
431 cannonical induction variable.
433 * graphite.h (debug_rename_map): Declared. Fix some comments.
435 * graphite.c: Reimplement the code generation from graphite to gimple.
436 Include value-prof.h.
437 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
438 (get_old_iv_from_ssa_name): Removed.
439 (graphite_stmt_p): New.
440 (new_graphite_bb): Test for useful statements before building a
441 graphite statement for the basic block.
442 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
443 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
444 (recompute_all_dominators, graphite_verify,
445 nb_reductions_in_loop, graphite_loop_normal_form): New.
446 (scop_record_loop): Call graphite_loop_normal_form.
447 (build_scop_loop_nests): Iterate over all the blocks of the
448 function instead of relying on the incomplete information from
449 SCOP_BBS. Return the success of the operation.
450 (find_params_in_bb): Use the data from GBB_DATA_REFS.
451 (add_bb_domains): Removed.
452 (build_loop_iteration_domains): Don't call add_bb_domains.
453 Add the iteration domain only to the basic blocks that have been
454 translated to graphite.
455 (build_scop_conditions_1): Add constraints only if the basic
456 block have been translated to graphite.
457 (build_scop_data_accesses): Completely disabled until data
458 dependence is correctly implemented.
459 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
460 (remove_all_edges_1, remove_all_edges): Removed.
461 (get_new_name_from_old_name): New.
462 (graphite_rename_variables_in_stmt): Renamed.
463 rename_variables_in_stmt. Call get_new_name_from_old_name.
464 Use replace_exp and update_stmt.
465 (is_old_iv): Renamed is_iv.
466 (expand_scalar_variables_stmt): Extra parameter for renaming map.
467 Use replace_exp and update_stmt.
468 (expand_scalar_variables_expr): Same. Use the map to get the
469 new names for the renaming of induction variables and for the
470 renaming of variables after a basic block has been copied.
471 (expand_scalar_variables): Same.
472 (graphite_rename_variables): Renamed rename_variables.
473 (move_phi_nodes): Removed.
474 (get_false_edge_from_guard_bb): New.
475 (build_iv_mapping): Do not insert the induction variable of a
476 loop in the renaming iv map if the basic block does not belong
478 (register_old_new_names, graphite_copy_stmts_from_block,
479 copy_bb_and_scalar_dependences): New.
480 (translate_clast): Heavily reimplemented: copy basic blocks,
481 do not move them. Finally, in call cleanup_tree_cfg in gloog.
482 At each translation step call graphite_verify ensuring the
483 consistency of the SSA, loops and dominators information.
484 (collect_virtual_phis, find_vdef_for_var_in_bb,
485 find_vdef_for_var_1, find_vdef_for_var,
486 patch_phis_for_virtual_defs): Removed huge hack.
487 (mark_old_loops, remove_dead_loops, skip_phi_defs,
488 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
489 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
490 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
491 if_region_get_condition_block, if_region_set_false_region,
492 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
493 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
494 sese_add_exit_phis_edge, sese_add_exit_phis_var,
495 rewrite_into_sese_closed_ssa): New.
496 (gloog): Remove dead code. Early return if code cannot be
497 generated. Call cleanup_tree_cfg once the scop has been code
499 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
500 block loops with less than two loops.
501 (graphite_apply_transformations): Remove the call to
502 scop_remove_ignoreable_gbbs.
503 (limit_scops): When build_scop_loop_nests fails, continue on next
504 scop. Fix open_scop.entry.
505 (graphite_transform_loops): Call recompute_all_dominators: force the
506 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
507 Call initialize_original_copy_tables and free_original_copy_tables
508 to be able to copy basic blocks during code generation.
509 When build_scop_loop_nests fails, continue on next scop.
510 (value_clast): New union.
511 (clast_to_gcc_expression): Fix type cast warning.
513 2008-12-10 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/36792
516 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
519 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
521 PR tree-optimization/36792
522 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
524 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
527 * dwarf2out.c (saved_do_cfi_asm): New.
528 (dwarf2out_do_frame): Take it into account.
529 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
531 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
534 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
535 variables initialized from SRAed bit fields.
537 2008-12-10 Martin Guy <martinwguy@yahoo.it>
540 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
541 result will be in an FPU register.
543 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
547 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
548 on the associated SYMBOL_REF_DECL node, if any.
550 2008-12-09 David Daney <ddaney@caviumnetworks.com>
552 * config/mips/sync.md (sync_<optab>_12): Replace
553 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
554 (sync_old_<optab>_12): Remove third paramater to
555 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
556 with MIPS_SYNC_OLD_OP_12_AND.
557 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
558 with MIPS_SYNC_NEW_OP_12_AND.
559 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
560 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
561 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
562 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
563 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
564 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
565 MIPS_SYNC_NEW_OP_12_XOR.
566 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
567 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
568 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
569 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
570 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
571 to implement new __sync_nand semantics.
572 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
573 remove third parameter.
574 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
575 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
576 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
577 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
578 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
579 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
580 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
581 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
583 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
585 * graphite.c (graphite_transform_loops): Always call find_transform ()
586 in ENABLE_CHECKING. So we test these code paths, even if we do not
589 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
591 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
593 2008-12-09 Jakub Jelinek <jakub@redhat.com>
596 * function.h (struct function): Add always_inline_functions_inlined.
597 * ipa-inline.c (cgraph_early_inlining): Set it to true.
598 * tree-optimize.c (execute_fixup_cfg): Likewise.
599 * builtins.c (avoid_folding_inline_builtin): New function.
600 (fold_call_expr): Don't optimize always_inline builtins before
602 (fold_call_stmt): Likewise.
603 (fold_builtin_call_array): Likewise. Don't call
604 fold_builtin_varargs for BUILT_IN_MD builtins.
606 PR tree-optimization/37416
607 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
609 2008-12-09 Janis Johnson <janis187@us.ibm.com>
611 * doc/sourcebuild.texi (Test Directives): Fix formatting.
613 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
615 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
617 * doc/invoke.texi (-fira-region): Describe new option.
618 (-fira-algorithm): Change the values.
620 * ira-conflicts.c (build_conflict_bit_table,
621 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
622 (ira_build_conflicts): Use flag flag_ira_region instead of
623 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
624 base registers for allocnos crossing calls.
626 * flags.h (enum ira_algorithm): Redefine.
627 (enum ira_region): New.
628 (flag_ira_region): New.
630 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
631 instead of flag_ira_algorithm.
633 * toplev.c (flag_ira_algorithm): Change the initial value.
634 (flag_ira_region): New.
636 * ira-int.h (ira_reg_classes_intersect_p,
637 ira_reg_class_super_classes): New.
639 * ira-color.c (update_copy_costs): Use
640 ira_reg_classes_intersect_p. Use right class to find hard reg index.
641 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
642 (assign_hard_reg): Ditto. Pass additional argument to
643 update_conflict_hard_regno_costs. Do not uncoalesce for priority
645 (allocno_priorities, setup_allocno_priorities,
646 allocno_priority_compare_func): Move before color_allocnos.
647 (color_allocnos): Add priority coloring. Use flag flag_ira_region
648 instead of flag_ira_algorithm.
649 (move_spill_restore): Check classes of the same reg allocno from
651 (update_curr_costs): Use ira_reg_classes_intersect_p.
652 (ira_reassign_conflict_allocnos): Ditto.
654 * opts.c (decode_options): Always set up flag_ira. Set up
655 flag_ira_algorithm. Warn CB can not be used for architecture.
656 (common_handle_option): Modify code for -fira-algorithm. Add code
657 to process -fira-region.
659 * ira-lives.c (update_allocno_pressure_excess_length): Process
661 (set_allocno_live, clear_allocno_live, mark_reg_live,
662 mark_reg_dead, process_bb_node_lives): Ditto.
664 * ira-emit.c (ira_emit): Fix insn codes.
666 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
667 instead of flag_ira_algorithm.
668 (allocno_range_compare_func): Ignore classes for priority coloring.
669 (setup_min_max_conflict_allocno_ids): Ditto.
670 (ira_flattening): Use ira_reg_classes_intersect_p.
672 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
674 * common.opt (fira-algorithm): Modify.
677 * ira.c (setup_class_hard_regs): Initialize.
678 (setup_cover_and_important_classes): Modify code setting class
679 related info for priority coloring.
680 (setup_class_translate): Ditto.
681 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
682 (setup_reg_class_intersect_union): Rename to
683 setup_reg_class_relations. Add code for setting up new variables.
684 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
685 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
687 * ira-costs.c (common_classes): New.
688 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
689 (find_allocno_class_costs): Ditto. Use common_classes. Translate
691 (ira_costs): Allocate/deallocate common_classes.
693 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
694 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
697 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
698 smallest_mode_for_size.
700 2008-12-10 Ben Elliston <bje@au.ibm.com>
702 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
704 2008-12-09 Jan Hubicka <jh@suse.cz>
706 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
708 2008-12-09 Jakub Jelinek <jakub@redhat.com>
710 PR tree-optimization/35468
711 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
714 2008-12-09 Richard Guenther <rguenther@suse.de>
716 PR tree-optimization/38445
717 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
719 (emit_alias_warning): Adjust.
721 2008-12-09 Andrew Haley <aph@redhat.com>
723 * fixed-value.c (do_fixed_add): Add comment.
724 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
725 * builtins.c (fold_builtin_sqrt): Likewise.
727 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
730 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
732 * calls.c (nitialize_argument_information): Add fntype argument
733 and use it for calls.promote_function_args.
734 (expand_call): Pass fntype to aggregate_value_p if no fndecl
735 available and pass additional fntype to
736 initialize_argument_information.
737 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
738 to get function abi type.
739 (init_cumulative_args): Use for abi kind detection fntype, when no
742 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
744 * config/s390/s390.md (movti, movdi_64, movdi_31,
745 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
746 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
748 (Integer->BLKmode splitter): Removed.
750 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
752 * config/alpha/alpha.c (alpha_set_memflags): Process memory
753 references in full insn sequence.
755 2008-12-09 Jason Merrill <jason@redhat.com>
757 * gimplify.c (gimplify_init_constructor): Revert to using < rather
758 than <= for sparseness test.
761 * gimplify.c (gimplify_init_constructor): Don't write out a static
762 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
765 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
768 Fix testsuite/gfortran.dg/graphite/id-3.f90.
769 * graphite.c (scopdet_basic_block_info): Fix bug that found some
770 regions more than once.
772 2008-12-09 Ben Elliston <bje@au.ibm.com>
774 * emutls.c (__emutls_get_address): Prototype.
775 (__emutls_register_common): Likewise.
777 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
779 2008-12-09 Ben Elliston <bje@au.ibm.com>
781 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
783 2008-12-08 Steve Ellcey <sje@cup.hp.com>
785 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
786 (nonlocal_goto_receiver): New instruction.
788 2008-12-08 Jakub Jelinek <jakub@redhat.com>
791 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
794 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
795 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
797 2008-12-08 Richard Henderson <rth@redhat.com>
800 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
801 (SET_TYPE_MODE): New.
802 * c-decl.c (parser_xref_tag): Use it.
803 (finish_enum): Likewise.
804 * tree.c (build_pointer_type_for_mode): Likewise.
805 (build_reference_type_for_mode, build_index_type): Likewise.
806 (build_range_type, make_vector_type): Likewise.
807 (build_common_tree_nodes_2): Likewise.
808 * stor-layout.c (compute_record_mode): Likewise.
809 (finalize_type_size, layout_type, make_fract_type): Likewise.
810 (make_accum_type, initialize_sizetypes): Likewise.
811 (vector_type_mode): New.
812 * function.c (allocate_struct_function): Call
813 invoke_set_current_function_hook before querying anything else.
815 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
817 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
819 * alias.c (find_base_term): Synch LO_SUM handling with what
820 find_base_value does.
822 2008-12-08 Andrew Haley <aph@redhat.com>
823 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
825 * gimple.h (gimple_build_try): Fix declaration.
827 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
828 * fixed-value.c (do_fixed_add): Likewise.
829 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
831 2008-12-08 Jakub Jelinek <jakub@redhat.com>
834 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
835 on parallel and task contexts.
837 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
839 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
841 2008-12-07 Richard Guenther <rguenther@suse.de>
843 PR tree-optimization/38405
844 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
845 not sign-extend truth values.
847 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
849 * tree-sra.c (scalarize_use): Create another temporary with the proper
850 type for signed types in the use_all && !is_output bitfield case.
852 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
854 PR rtl-optimization/36365
855 * df-core.c (df_worklist_dataflow_overeager): Remove.
856 (df_worklist_dataflow): Don't call it, use double-queue only.
857 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
859 2008-12-06 Jakub Jelinek <jakub@redhat.com>
862 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
863 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
865 2008-12-07 Ben Elliston <bje@au.ibm.com>
867 * gthr-single.h (__gthread_once): Adjust prototype to match all
868 other gthreads models.
870 2008-12-06 Jakub Jelinek <jakub@redhat.com>
872 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
873 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
876 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
877 operands to mult_type if it isn't narrower than op0's type.
879 2008-12-06 Jan Hubicka <jh@suse.cz>
880 Jakub Jelinek <jakub@redhat.com>
882 PR tree-optimization/38074
883 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
885 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
886 in both dirrection for first match heuristics.
887 (tree_bb_level_predictions): Disable noreturn heuristic when there
888 is no returning path.
890 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
892 PR rtl-optimization/38272
893 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
896 2008-12-05 Jakub Jelinek <jakub@redhat.com>
899 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
900 (pp_c_expression): Likewise.
902 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
905 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
907 2008-12-05 Jakub Jelinek <jakub@redhat.com>
910 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
911 arguments to HOST_WIDE_INT. If type has different signedness
912 than unsignedp or different precision from bitsize, create
913 the right type for BIT_FIELD_REF and cast to type.
914 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
917 2008-03-05 Richard Guenther <rguenther@suse.de>
919 * fold-const.c (fold_truthop): Remove code generating
920 BIT_FIELD_REFs of structure bases.
921 (fold_binary): Likewise.
922 (make_bit_field_ref): Remove.
923 (optimize_bit_field_compare): Remove.
924 (all_ones_mask_p): Remove.
926 2008-12-05 Jakub Jelinek <jakub@redhat.com>
928 * tree-sra.c (sra_explode_bitfield_assignment): Always
929 call unsigned_type_for, if the precision is higher than
930 needed, call build_nonstandard_integer_type.
933 * function.c (assign_parm_find_stack_rtl): If promoted_mode
934 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
938 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
939 only if internal_arg_pointer is a non-virtual pseudo.
941 2008-12-05 Joseph Myers <joseph@codesourcery.com>
943 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
944 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
945 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
947 2008-12-05 Jakub Jelinek <jakub@redhat.com>
949 PR tree-optimization/37716
950 * gimplify.c (gimplify_expr): Allow COND_EXPR if
951 gimplify_ctxp->allow_rhs_cond_expr.
953 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
955 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
956 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
958 (alpha_emit_conditional_branch): Do not generate direct branch
959 for UNORDERED comparisons.
961 2008-12-05 Andreas Schwab <schwab@suse.de>
963 * config/rs6000/linux-unwind.h (frob_update_context): Check for
966 2008-12-05 Jakub Jelinek <jakub@redhat.com>
969 * fold-const.c (fold_checksum_tree): Change buf type to union
972 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
975 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
977 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
979 2008-12-05 Ben Elliston <bje@au.ibm.com>
981 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
983 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
985 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
986 Gary Funck <gary@intrepid.com>
988 * cse.c (lookup_as_function): Delete mode frobbing code.
989 (equiv_constant): Re-implement it there for SUBREGs.
991 2008-12-04 Richard Guenther <rguenther@suse.de>
994 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
995 (tree-ssa-structalias.o): Remove errors.h dependency.
996 (tree-ssa-reassoc.o): Likewise.
997 * tree-ssa-reassoc.c: Do not include errors.h.
998 * tree-ssa-alias-warnings.c: Remove.
999 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1000 strict_aliasing_warning_backend.
1001 * tree-ssa-structalias.c (emit_pointer_definition): New function.
1002 (emit_alias_warning): Likewise.
1003 (set_uids_in_ptset): Warn for clear cases of type-punning.
1004 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1007 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1009 * cse.c (equiv_constant): Fix pasto.
1011 2008-12-04 Nick Clifton <nickc@redhat.com>
1013 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1014 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1015 formatting of quotes.
1017 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1020 * fold-const.c (fold_checksum_tree): Allow modification of
1023 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1026 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1027 have the right number of arguments.
1029 2008-12-03 Richard Guenther <rguenther@suse.de>
1032 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1035 2008-12-03 Tomas Bily <tbily@suse.cz>
1038 * tree-loop-distribution.c (build_size_arg): New function.
1039 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1040 Reorganized generating of stmts.
1041 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1042 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1043 Indicate if analysis succeed.
1044 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1045 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1046 Uses new definition of dr_analyze_innermost.
1048 2008-12-03 Ben Elliston <bje@au.ibm.com>
1050 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1052 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1054 PR tree-optimization/37716
1055 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1056 all the needed operations as trees and gimplify_assign it to dst.
1059 * configure.ac (gcc_cv_readelf): Look for readelf.
1060 (gcc_cv_as_cfi_advance_working): Check for working
1061 cfi advances with code alignment factor > 1.
1062 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1063 don't work properly.
1064 * configure: Regenerated.
1066 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1067 Jakub Jelinek <jakub@redhat.com>
1068 Andrew Pinski <andrew_pinski@playstation.sony.com>
1070 PR rtl-optimization/38281
1071 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1072 set it to NULL_RTX afterwards.
1074 * emit-rtl.c (set_insn_deleted): Fix formatting.
1076 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1078 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1080 * config/mips/mips.md (IMOVE32): New mode iterator.
1081 (movsi): Generalize with IMOVE32.
1082 (*movsi_internal): Likewise.
1083 (*mov<mode>_mips16): Likewise.
1086 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1087 Maxim Kuvyrkov <maxim@codesourcery.com>
1089 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1090 PC-relative addressing when compiling for uclinux PIC.
1091 (__cmpdf_internal, __cmpsf_internal): Hide.
1092 (__cmpdf, __cmpsf): Use PIC call sequence.
1094 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1095 Jack Howarth <howarth@bromo.med.uc.edu>
1097 * config/i386/t-darwin64: Add m32 multilib support.
1099 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1101 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1103 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1106 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1107 before using it in POINTER_PLUS_EXPR.
1109 2008-12-02 Richard Guenther <rguenther@suse.de>
1111 PR tree-optimization/38359
1112 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1115 2008-12-02 Martin Jambor <mjambor@suse.cz>
1118 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1120 (forward_propagate_addr_into_variable_array_index): Check that the
1121 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1122 than the gimple code directly.
1124 2008-12-02 Ben Elliston <bje@au.ibm.com>
1126 * config/spu/float_disf.c (__floatdisf): Prototype.
1127 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1128 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1129 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1131 2008-12-02 DJ Delorie <dj@redhat.com>
1133 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1134 (DWARF_CIE_DATA_ALIGNMENT): Define.
1136 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1137 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1138 (xstormy16_expand_prologue): Likewise.
1139 (xstormy16_expand_builtin_va_start): Likewise.
1140 (xstormy16_gimplify_va_arg_expr): Likewise.
1142 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1145 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1146 potentially returned from folding memcpy.
1147 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1148 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1150 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1153 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1154 decoration of function RTL names here on Ada language.
1156 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1158 PR rtl-optimization/38280
1159 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1160 ira_rebuild_regno_allocno_list): New functions.
1161 (regno_allocnos): New static variable.
1162 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1163 Call ira_rebuild_regno_allocno_list.
1165 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1166 Adam Nemet <anemet@caviumnetworks.com>
1168 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1169 LINUX_DRIVER_SELF_SPECS.
1171 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1173 PR rtl-optimization/37514
1174 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1175 from previous insns.
1177 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1180 * c-omp.c (c_finish_omp_for): Only transform pointer
1181 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1183 PR rtl-optimization/38245
1184 * tree-vrp.c (abs_extent_range): New function.
1185 (extract_range_from_binary_expr): Compute range
1186 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1187 or includes zero or if vr1 is VR_RANGE and op0 has some
1190 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1193 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1194 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1195 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1196 to (not:I48MODE (and:I48MODE (...))).
1197 (sync_old_nand<mode>): Ditto.
1198 (sync_new_nand<mode>): Ditto.
1200 2008-12-01 Nick Clifton <nickc@redhat.com>
1202 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1203 Replace uses of the "y" register class with direct references to
1204 the CARRY_REG register.
1205 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1206 register with clobbers of the carry register.
1207 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1208 (xstormy16_split_cbranch): Remove redundant carry parameter.
1209 (xstormy16_expand_arith): Likewise.
1210 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1211 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1212 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1213 (CARRY_REGNUM): Define.
1214 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1216 (xstormy16_expand_arith): Likewise.
1218 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1220 * config/score/score.h (IRA_COVER_CLASSES): Define.
1222 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1225 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1226 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1227 (cmp_sdiv_cc_set): Factor common string.
1228 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1230 (cmp_udiv_cc_set): Factor common string.
1232 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1235 * varasm.c (emutls_finish): Fix common registration.
1237 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1240 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1242 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1244 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1245 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1246 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1247 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1248 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1249 Ignore sub-word case for now.
1250 (sync_nand<mode>_internal): Represent NAND in RTL.
1251 (sync_old_nand<mode): Same.
1252 (sync_old_name<mode>_internal): Same.
1253 (sync_new_nand<mode>): Same.
1254 (sync_new_nand<mode>_internal): Same.
1255 (sync_boolcshort_internal): Expect NAND.
1257 2008-11-28 Richard Guenther <rguenther@suse.de>
1259 PR tree-optimization/37955
1260 PR tree-optimization/37742
1261 * tree-vect-transform.c (vectorizable_store): Remove assert for
1263 (vectorizable_load): Likewise.
1265 2008-11-27 Richard Guenther <rguenther@suse.de>
1267 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1268 a constraint for the static chain parameter.
1270 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1272 * config/bfin/bfin.opt (micplb): New option.
1273 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1274 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1275 ENABLE_WA_INDIRECT_CALLS): New macros.
1276 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1278 (indirect_call_p): New function.
1279 (workaround_speculation): Handle anomaly 05-00-0426 when
1280 ENABLE_WA_INDIRECT_CALLS is true.
1281 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1282 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1283 * doc/invoke.texi (Blackfin Options): Document -micplb.
1285 2008-11-26 DJ Delorie <dj@redhat.com>
1287 * config/m32c/mov.md ("extendhipsi2"): New.
1289 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1291 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1292 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1294 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1296 * config/mips/mips.md (clear_hazard): Rename to
1297 clear_hazard_<mode>. Use mode-specific addition.
1298 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1299 or gen_clear_hazard_di depending on the size of Pmode.
1301 2008-11-26 DJ Delorie <dj@redhat.com>
1303 * configure.ac: Test m32c-elf-gas for .loc.
1304 * configure: Likewise.
1306 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1309 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1312 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1314 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1315 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1316 (memory_barrier): Do not generate memory_barrier_nosse instruction
1318 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1320 2008-11-26 Fredrik Unger <fred@tree.se>
1322 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1323 function name from __floatundisf.
1324 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1327 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1328 Richard Guenther <rguenther@suse.de>
1330 PR tree-optimization/37869
1331 * tree-ssa-structalias.c (struct constraint_graph): Remove
1332 pt_used and number_incoming members.
1333 (build_pred_graph): Do not allocate them.
1334 (condense_visit): Do not use them.
1335 (label_visit): Likewise.
1336 (free_var_substitution_info): Do not free them.
1338 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1340 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1342 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1344 * ira-color.c (allocno_spill_priority): New function.
1345 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1346 Print more info about the spilled allocno.
1347 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1348 checks on bad spill.
1350 * ira-build.c (loop_node_to_be_removed_p): Remove.
1351 (loop_compare_func, mark_loops_for_removal): New functions.
1352 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1354 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1356 * ira.c (ira): Don't change flag_ira_algorithm.
1358 * params.def (ira-max-loops-num): Change the value.
1360 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1362 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1363 Disable unsupported alternative for ColdFire,
1364 add new alternative that ColdFire can handle.
1366 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1368 * regrename.c (merge_overlapping_regs): Add registers artificially
1369 defined at the top of the basic block to the set of live ones just
1370 before the first insn.
1372 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1373 Joey Ye <joey.ye@intel.com>
1376 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1377 false if we need to align the outgoing stack.
1378 (ix86_update_stack_boundary): Check parm_stack_boundary.
1380 2008-11-25 Richard Guenther <rguenther@suse.de>
1384 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1385 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1386 in favor of dereferenced_ptrs.
1387 (init_alias_info): Adjust.
1388 (delete_alias_info): Likewise.
1389 (compute_flow_insensitive_aliasing): Properly
1390 include all aliased variables.
1391 (update_alias_info_1): Use dereferenced_ptrs.
1392 (setup_pointers_and_addressables): Likewise.
1393 (get_smt_for): Honor ref-all pointers and pointers with known alias
1395 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1397 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1400 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1401 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1403 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1405 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1407 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1409 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1411 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1414 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1415 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1417 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1419 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1420 UNSPECV_CMPXCHG_[12].
1421 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1422 UNSPECV_CMPXCHG_[12].
1425 * config/i386/sync.md (memory_barrier): New expander.
1427 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1430 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1432 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1434 * pa.c (function_arg): Revert 2008-10-26 change.
1436 2008-11-23 Helge Deller <deller@gmx.de>
1438 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1439 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1440 succeeded and lws_ret is not equal to oldval.
1442 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1444 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1446 2008-11-22 Andreas Schwab <schwab@suse.de>
1448 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1451 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1453 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1454 Use constant 1 as the operand.
1455 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1456 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1457 gen_rdhwr_synci_step_di depending on the size of Pmode.
1459 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1462 * config/i386/i386.md (SWI248): New mode iterator.
1463 (SWI32): Remove mode iterator.
1464 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1465 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1466 iterator. Generate popcnt mnemonic without mode extensions
1467 for Darwin x86 targets.
1468 (*popcount<mode>2_cmp): Ditto.
1469 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1470 extensions for Darwin x86 targets.
1472 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1474 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1475 only if HAVE_AS_SPARC_UA_PCREL is defined.
1477 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1479 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1480 allocno_costs value of the classees with the lowest total_costs
1481 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1482 (setup_allocno_cover_class_and_costs): ...rather than here.
1483 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1486 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1489 * builtins.c (expand_builtin_apply_args): Emit sequence before
1490 parm_birth_insn instead of after entry_of_function's first insn.
1493 * function.c (assign_parm_remove_parallels): Pass
1494 data->passed_type as third argument to emit_group_store.
1497 * final.c (mark_symbol_refs_as_used): New function.
1498 * output.h (mark_symbol_refs_as_used): New prototype.
1499 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1500 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1501 * config/arm/arm.md (consttable_4): Likewise.
1504 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1506 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1509 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1510 propagate x = &a into *x = b if conversion from b to a's type is
1513 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1515 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1516 for the liveness computation of the new insn.
1518 2008-11-21 DJ Delorie <dj@redhat.com>
1520 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1521 Moves to/from below100 space (W) can only use r0-r7.
1523 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1526 * doc/invoke.texi (Optimization Options): Fix typo.
1528 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1529 Xuepeng Guo <xuepeng.guo@intel.com>
1531 * config.gcc (extra_headers): For x86 and x86-64, remove
1532 gmmintrin.h, add immintrin.h and avxintrin.h.
1534 * config/i386/gmmintrin.h: Renamed to ...
1535 * config/i386/avxintrin.h: This. Issue an error if
1536 _IMMINTRIN_H_INCLUDED is undedined.
1538 * config/i386/immintrin.h: New.
1540 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1543 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1544 mode of PLUS, not mode of the eliminated register.
1546 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1548 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1549 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1550 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1551 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1552 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1553 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1554 (*nand<mode>3): Rename to *andnot<mode>3.
1555 (*nandtf3): rename to *andnottf3.
1556 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1557 Use CODE_FOR_mmx_andnotv2si3.
1558 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1559 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1560 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1561 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1562 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1564 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1567 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1568 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1569 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1570 to (not:IMODE (and:IMODE (...))).
1571 (sync_old_nand<mode>): Ditto.
1572 (sync_new_nand<mode>): Ditto.
1574 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1576 * config/arm/thumb2.md (thumb2_casesi_internal,
1577 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1579 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1581 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1582 nand to the changed 4.4 semantic.
1584 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1587 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1588 (fold_builtin_memory_op): Handle even the case where just one
1589 of src and dest is an address of a var decl component, using
1590 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1591 and readonly_data_expr src check.
1592 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1595 PR rtl-optimization/36998
1596 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1597 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1598 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1599 stack_adjust_offset callers.
1600 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1602 (compute_barrier_args_size): Handle insns in annulled branches
1605 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1608 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1609 Handle cases when integer argument crosses argument register boundary.
1611 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1614 * config.gcc (i[34567]86-*-solaris2*): Don't include
1615 i386/t-crtstuff here.
1616 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1617 * config/i386/t-sol2: Move to libgcc/config/i386.
1619 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1622 * tlink.c: Include "libiberty.h".
1623 (initial_cwd): Change type into char *.
1624 (tlink_init): Call getpwd instead of getcwd.
1626 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1628 PR rtl-optimization/32283
1629 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1630 of the induction variable to decide whether it may wrap.
1631 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1632 initialization of the bound before the loop.
1633 * simplify-rtx.c (simplify_binary_operation_1): Add two
1634 simplifications regarding AND.
1635 (simplify_plus_minus): Only fail if no simplification is possible.
1636 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1638 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1641 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1642 checking until GIMPLE lowering.
1643 * gimple-low.c (check_call_args): New function.
1644 (lower_stmt) <case GIMPLE_CALL>: Call it.
1646 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1648 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1649 with the same type as the first operand of the AND expression.
1651 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1654 * ira-int.h (struct ira_loop_tree_node): New member
1655 entered_from_non_parent_p.
1657 * ira-color.c (print_loop_title): Print loop bbs.
1659 * ira-emit.c (entered_from_non_parent_p,
1660 setup_entered_from_non_parent_p): New functions.
1661 (not_modified_p): Rename to store_can_be_removed_p. Check there
1663 (generate_edge_moves): Use store_can_be_removed_p instead of
1665 (ira_emit): Call setup_entered_from_non_parent_p.
1667 * ira-build.c (copy_info_to_removed_store_destinations):
1668 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1669 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1670 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1671 update all accumulated attributes.
1673 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1676 * ira-int.h (ira_copy_allocno_live_range_list,
1677 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1678 ira_finish_allocno_live_range_list): New prototypes.
1679 (ira_allocno_live_ranges_intersect_p,
1680 ira_pseudo_live_ranges_intersect_p): Remove.
1682 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1683 ira_pseudo_live_ranges_intersect_p): Rename to
1684 allocnos_have_intersected_live_ranges_p and
1685 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1687 * ira-color.c: ... here
1688 (coalesced_allocno_conflict_p): Use
1689 allocnos_have_intersected_live_ranges_p.
1690 (coalesced_allocnos_living_at_program_points,
1691 coalesced_allocnos_live_at_points_p,
1692 set_coalesced_allocnos_live_points): Remove.
1693 (slot_coalesced_allocnos_live_ranges,
1694 slot_coalesced_allocno_live_ranges_intersect_p,
1695 setup_slot_coalesced_allocno_live_ranges): New.
1696 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1697 (ira_sort_regnos_for_alter_reg): Use
1698 allocnos_have_intersected_live_ranges_p.
1699 (ira_reuse_stack_slot): Use
1700 pseudos_have_intersected_live_ranges_p.
1702 * global.c (pseudo_for_reload_consideration_p): Check
1703 flag_ira_share_spill_slots too.
1705 * ira-build.c (copy_allocno_live_range_list): Rename to
1706 ira_copy_allocno_live_range_list. Make it external.
1707 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1709 (ira_allocno_live_ranges_intersect_p): New.
1710 (ira_finish_allocno_live_range_list): New.
1711 (finish_allocno): Use it.
1712 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1713 (copy_info_to_removed_store_destinations): Ditto. Use
1714 ira_copy_allocno_live_range_list.
1715 (ira_flattening): Use ira_merge_allocno_live_ranges.
1717 * ira.c (too_high_register_pressure_p): New function.
1718 (ira): Switch off sharing spill slots if the pressure is too high.
1720 2008-11-19 Richard Guenther <rguenther@suse.de>
1722 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1723 non-sizetype offsets if their precision matches that of the pointer.
1724 * expr.c (expand_expr_real_1): Always sign-extend the offset
1725 operand of a POINTER_PLUS_EXPR.
1727 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1729 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1730 (mips-sgi-irix[56]*): No need to use fixproto.
1732 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1733 Paul Brook <paul@codesourcery.com>
1735 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1738 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1740 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1742 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1745 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1746 (separate_decls_in_region): Create shared struct even when there
1747 are only reductions.
1749 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1751 * config/picochip/picochip.c (headers): Remove an unnecessary
1754 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1757 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1758 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1760 * config/m68k/m68k.md: Adjust all conditional branches that use the
1761 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1763 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1766 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1767 is a register or zero operand in the correct mode before generating
1768 mtch1 insn or a register operand in the correct mode before generating
1770 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1772 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1774 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1775 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1776 mipsisa*-*-elf*. Handle mipsisa64r2*.
1777 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1778 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1780 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1781 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1783 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1784 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1785 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1788 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1791 * config/i386/i386.md (allocate_stack_worker_32,
1792 allocate_stack_worker_64): Don't use match_dup between input and
1794 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1795 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1797 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1799 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1800 is forced when trying to do a symbol link for it.
1802 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1804 * expmed.c (extract_bit_field_1): Also use a temporary and
1805 convert_extracted_bit_field when the conversion from ext_mode to
1806 the target mode requires explicit truncation.
1808 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1810 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1812 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1813 registers when not optimizing.
1815 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1817 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1818 and its associated define_split. Expose the all-d alternative
1819 to the register allocator, but mark it with "?". Mark the first
1820 alternative with "*?*?".
1821 (*mul_sub_si): Likewise.
1822 (*mul_acc_si_r3900): New pattern.
1824 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1828 propagating x = &a into *x = b, add a cast if not useless
1829 type conversion or don't optimize if another stmt would be
1832 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1835 * optabs.c (expand_sync_operation): Properly handle NAND case
1836 by calculating ~(t1 & val) instead of (~t1 & val).
1837 * builtins.c (expand_builtin_sync_operation): Warn for changed
1838 semantics in NAND builtins.
1839 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1841 * doc/invoke.texi (Warning options): Add Wsync-nand.
1842 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1843 __sync_fetch_and_nand builtin operation in the example. Add a note
1844 about changed semantics in GCC 4.4.
1845 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1846 operation in the example. Add a note about changed semantics in
1849 2008-11-16 Jan Hubicka <jh@suse.cz>
1851 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1854 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1856 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1859 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1862 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1863 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1865 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1866 rather than call_really_used_regs when handling $gp.
1868 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1871 * config/mips/mips.c (machine_function): Update the comment
1872 above global_pointer.
1873 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1874 that a function doesn't need a global pointer.
1875 (mips_current_loadgp_style): Update accordingly.
1876 (mips_restore_gp): Likewise.
1877 (mips_output_cplocal): Likewise.
1878 (mips_expand_prologue): Likewise.
1880 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1882 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1883 parameter. Use DImode for computing the number of registers.
1884 (function_arg): Adjust for above change.
1885 (function_value): Likewise.
1887 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1889 PR tree-optimization/37950
1890 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1891 not computed for the current function.
1893 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1896 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1897 gpr and other COMPONENT_REFs.
1899 2008-11-15 Richard Guenther <rguenther@suse.de>
1901 PR tree-optimization/38051
1902 * tree-ssa-alias.c (update_alias_info_1): Manually find
1905 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1907 * doc/invoke.texi (-mfix-r10000): Document.
1908 * config/mips/mips.opt (mfix-r10000): New option.
1909 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1910 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1911 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1912 (MIPS_SYNC_OP): Likewise.
1913 (MIPS_SYNC_OP_12): Likewise.
1914 (MIPS_SYNC_OLD_OP_12): Likewise.
1915 (MIPS_SYNC_NEW_OP_12): Likewise.
1916 (MIPS_SYNC_OLD_OP): Likewise.
1917 (MIPS_SYNC_NAND): Likewise.
1918 (MIPS_SYNC_OLD_NAND): Likewise.
1919 (MIPS_SYNC_EXCHANGE): Likewise.
1920 (MIPS_SYNC_EXCHANGE_12): Likewise.
1921 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1923 (MIPS_SYNC_NEW_NAND): Likewise.
1924 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1925 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1926 (mips_output_sync_loop): New function.
1927 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1928 Make -mfix-r10000 require branch-likely instructions.
1929 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1930 mips_output_sync_loop.
1931 (compare_and_swap_12): Likewise.
1932 (sync_add<mode>): Likewise.
1933 (sync_<optab>_12): Likewise.
1934 (sync_old_<optab>_12): Likewise.
1935 (sync_new_<optab>_12): Likewise.
1936 (sync_nand_12): Likewise.
1937 (sync_old_nand_12): Likewise.
1938 (sync_new_nand_12): Likewise.
1939 (sync_sub<mode>): Likewise.
1940 (sync_old_add<mode>): Likewise.
1941 (sync_old_sub<mode>): Likewise.
1942 (sync_new_add<mode>): Likewise.
1943 (sync_new_sub<mode>): Likewise.
1944 (sync_<optab><mode>): Likewise.
1945 (sync_old_<optab><mode>): Likewise.
1946 (sync_new_<optab><mode>): Likewise.
1947 (sync_nand<mode>): Likewise.
1948 (sync_old_nand<mode>): Likewise.
1949 (sync_new_nand<mode>): Likewise.
1950 (sync_lock_test_and_set<mode>): Likewise.
1951 (test_and_set_12): Likewise.
1953 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1955 * gcc.c (cc1_options): Fix comment.
1957 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1960 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1961 argtype instead of result_type.
1963 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1965 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1966 subloop_next/next and subloops/childen fields.
1968 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1970 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1971 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1972 (LOCAL_INCLUDE_DIR): Undefine.
1973 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1975 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1977 PR rtl-optimization/37397
1978 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1979 (ALLOCNO_BAD_SPILL_P): New macro.
1981 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1983 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1984 (create_cap_allocno, propagate_allocno_info,
1985 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1986 (update_bad_spill_attribute): New function.
1987 (ira_build): Call it.
1989 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1991 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1993 PR tree-optimization/38104
1994 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1995 before calling mark_symbols_for_renaming, not after it.
1997 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1999 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
2000 (OVERRIDE_OPTIONS): Likewise.
2002 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2003 Andrew Stubbs <ams@codesourcery.com>
2004 Gunnar Von Boehn <gunnar@genesi-usa.com>
2007 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2008 the shorter LEA insn over ADD.L where possible.
2010 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2012 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2013 systems, which are assumend to always provide SSP-support in glibc.
2014 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2016 * configure: Regenerate.
2018 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2021 * function.c (gimplify_parameters): For callee copies parameters,
2022 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2024 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2027 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2028 x86 parts into the `i[34567]86-*-linux*' and parts that are
2029 independent of the processor architecture into the `*-*-linux*' cases.
2030 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2031 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2032 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2033 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2034 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2035 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2036 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2038 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2040 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2041 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2042 (ls2_idiv): Likewise idiv3.
2043 (ls2_prefetch): New reservation.
2044 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2045 * config/mips/mips.md (type): Add imul3nc and idiv3.
2046 (length): Handle idiv3.
2047 (any_mod): New code_iterator.
2048 (u): Handle MOD and UMOD.
2049 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2050 (prefetch): Handle TARGET_LOONGSON_2EF.
2052 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2055 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2056 (prune_unused_types_walk): Call it for non-perennial local classes.
2057 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2058 entry, just set it to 2 and recurse on children, don't walk attributes
2061 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2063 * c-common.c (warn_about_parentheses): Add missing whitespace
2066 2008-11-13 Paul Brook <paul@codesourcery.com>
2068 * doc/invoke.texi: Document --fix-cortex-m3.
2069 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2070 Cortex-M3 cpu is selected.
2071 (output_move_double): Avoid overlapping base register and first
2072 destination register when fix_cm3_ldrd.
2073 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2075 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2078 * gimple.h (gimple_range_check_failed): Remove prototype.
2079 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2081 (gimple_range_check_failed): Removed.
2083 2008-11-13 Andrew Haley <aph@redhat.com>
2086 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2089 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2093 2007-05-07 Mike Stump <mrs@apple.com>
2094 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2095 also checks for and while statements in C++.
2097 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2100 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2101 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2102 - which clones are reachable - as "abstract and needed".
2103 * cgraph.c (cgraph_release_function_body): If a node is
2104 "abstract and needed", do not release its DECL_INITIAL() content
2105 that will be needed to emit debug info.
2107 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2110 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2111 to set HAVE_GETIPINFO.
2112 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2113 * configure: Regenerate.
2114 * config.in: Regenerate.
2116 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2119 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2121 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2124 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2125 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2127 2008-11-12 Jason Merrill <jason@redhat.com>
2130 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2133 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2135 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2136 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2138 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2139 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2141 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2143 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2144 packed-stack special handling.
2145 (FRAME_ADDR_RTX): Add definition.
2147 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2150 * fold-const.c (native_encode_string): New function.
2151 (native_encode_expr): Use it for STRING_CST.
2153 2008-11-12 DJ Delorie <dj@redhat.com>
2155 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2156 insns if the intermediate value will be used later.
2158 2008-11-12 Andreas Schwab <schwab@suse.de>
2160 * config/m68k/m68k.c (print_operand): Mask off extra extension
2161 bits when writing out the representation of real values.
2163 2008-11-12 Ira Rosen <irar@il.ibm.com>
2165 PR tree-optimization/38079
2166 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2169 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2172 * c-pretty-print.c (pp_c_complex_expr): New function.
2173 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2176 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2177 than INNER and INNER is a constant, forcibly align INNER as much
2180 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2182 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2184 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2186 PR rtl-optimization/37363
2187 * simplify-rtx.c (simplify_plus_minus): Don't create
2188 (const (minus ...)) expresisons.
2190 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2192 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2195 2008-11-10 Catherine Moore <clm@codesourcery.com>
2197 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2199 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2200 (BASE_DRIVER_SELF_SPECS): Remove.
2201 (DRIVER_SELF_SPECS): New definition.
2202 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2203 BASE_DRIVER_SELF_SPECS.
2204 * config/mips/sde.h: Likewise.
2205 * config/mips/iris6.h: Likewise.
2206 * config/mips/vr.h: Likewise.
2207 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2209 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2211 PR rtl-optimizations/37948
2212 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2213 (ira_create_copy, ira_add_allocno_copy): New parameter.
2215 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2216 to ira_add_allocno_copy.
2217 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2218 parameter to process_regs_for_copy.
2219 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2220 Fix typo in passing second allocno to ira_add_allocno_copy.
2222 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2223 coalesced allocnos list.
2224 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2226 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2227 (add_ira_allocno_to_ordered_bucket): Rename to
2228 add_allocno_to_ordered_bucket.
2229 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2230 head of coalesced allocnos list.
2231 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2232 Check that it is aready calculated.
2233 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2234 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2236 (coalesce_allocnos): Do extended coalescing too.
2238 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2239 parameter to ira_add_allocno_copy.
2241 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2243 (print_copy): Print copy origination too.
2245 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2248 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2250 PR rtl-optimization/37514
2251 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2252 flag_ira_share_spill_slots to 2 if it's already non-zero.
2253 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2254 flag_ira_share_spill_slots is 2.
2256 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2258 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2259 (prologue_enter_32): Set FB to SP - 4.
2261 2008-11-10 DJ Delorie <dj@redhat.com>
2263 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2264 constraint for single-bit-clear in lower byte of HI constant, vs
2265 Imb which just ignores the upper byte.
2266 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2267 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2268 (iorhi3_16): Check for single bit set, not single bit clear.
2270 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2272 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2274 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2276 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2278 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2279 values living in memory and use more precise alignment information.
2281 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2284 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2285 after __mf_check call if the call must end a bb.
2287 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2291 * combine.c (force_to_mode): Do not process vector types.
2293 * rtlanal.c (nonzero_bits1): Do not process vector types.
2294 (num_sign_bit_copies1): Likewise.
2296 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2298 * config/i386/gnu.h: Add copyright and licensing header.
2299 * config/gnu.h: Likewise.
2301 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2303 * fwprop.c (fwprop_done): Call df_remove_problem.
2305 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2308 * tree-scalar-evolution.c (instantiate_scev_1): Return
2309 chrec_dont_know for VL_EXP_CLASS_P.
2311 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2313 * reg-stack.c (reg_to_stack): Add missing braces in memset
2316 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2318 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2319 (NO_PROFILE_COUNTERS): New define.
2321 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2324 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2326 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2329 * config/sparc/constraints.md (D): New.
2330 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2331 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2333 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2334 Use the 'D' constraint in addition to 'F' in some alternatives.
2335 (DF splitter): Generalize for V64mode.
2336 * doc/md.texi (SPARC): Document the 'D' constraint.
2338 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2340 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2342 2008-11-06 Ben Elliston <bje@au.ibm.com>
2344 * gcc.c: Remove ancient comment about a bug in Sun cc.
2346 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2348 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2350 2008-11-06 Ben Elliston <bje@au.ibm.com>
2352 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2354 2008-11-06 Ben Elliston <bje@au.ibm.com>
2356 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2359 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2362 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2365 2008-11-05 Martin Jambor <mjambor@suse.cz>
2368 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2369 pointer arithmetics into array_ref if the array is accessed
2370 through an indirect_ref.
2372 2008-11-05 Richard Guenther <rguenther@suse.de>
2375 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2376 qualified pointer conversion before stripping qualifiers.
2377 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2378 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2379 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2382 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2383 properly canonicalize binary ops.
2384 (forward_propagate_addr_expr_1): Use
2385 may_propagate_address_into_dereference.
2387 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2390 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2391 Initialize uninitialized input registers with a NaN.
2393 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2397 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2399 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2403 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2404 exits and conditions.
2405 * testsuite/gcc.dg/graphite/pr37943.c: New.
2407 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2408 Andrew Pinski <andrew_pinski@playstation.sony.com>
2411 * c-common.c (warn_for_sign_compare): For complex result_type
2412 use component's type.
2414 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2416 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2418 * print-tree.c (print_node): Don't print DECL_INITIAL
2422 * c-common.c (parse_optimize_options): Save and restore
2423 flag_strict_aliasing around decode_options call.
2425 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2427 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2428 (host_detect_local_cpu): Use it instead of casted strings to
2429 compare vendor signatures.
2431 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2434 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2435 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2437 2008-11-03 Catherine Moore <clm@codesourcery.com>
2439 * config/mips.c (mips_conditional_register_usage): Handle the
2440 DSP control register.
2441 * doc/extend.texi: Document the DSP control register.
2443 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2444 Jakub Jelinek <jakub@redhat.com>
2446 * omp-low.c (expand_omp_for_generic): If iter_type has different
2447 precision than type and type is a pointer type, cast n1 and n2
2448 first to an integer type with the same precision as pointers
2449 and only afterwards to iter_type.
2451 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2453 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2454 (UNSPEC_GOTSYM_OFF): New unspec.
2455 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2456 (pic_add_dot_plus_eight): Likewise.
2457 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2458 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2459 UNSPEC_PIC_BASE operands.
2460 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2461 (arm_output_addr_const_extra): Handle it.
2463 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2465 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2466 integer class to full integer class if the offset is not word-aligned.
2468 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2471 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2473 (doloop_optimize): Update call to doloop_modify.
2475 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2477 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2479 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2482 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2483 gcc_cv_as_cfi_directive.
2484 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2485 merging read-only and read-write sections or assembler emits
2486 read-write .eh_frame sections.
2487 * configure: Regenerate.
2489 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2492 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2494 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2496 (rs6000_emit_prologue): Invert logic.
2497 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2498 (reg:P 11) instead of match_operand.
2499 (*save_fpregs_<mode>): Likewise.
2500 (*restore_gpregs_<mode>): Likewise.
2501 (*return_and_restore_gpregs_<mode>): Likewise.
2502 (*return_and_restore_fpregs_<mode>): Likewise.
2503 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2504 (reg:P 11) insted of match_operand.
2505 (*restore_gpregs_spe): Likewise.
2506 (*return_and_restore_gpregs_spe): Likewise.
2508 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2510 PR tree-optimization/37684
2511 * gcc.dg/graphite/pr37684.c: New.
2512 * graphite.c (exclude_component_ref): New.
2513 (is_simple_operand): Call exclude_component_ref.
2515 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2517 PR tree-optimization/36908
2518 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2519 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2520 (number_of_rw_in_partition): New.
2521 (partition_contains_all_rw): New.
2522 (ldist_gen): Do not distribute when one of the partitions
2523 contains all the memory operations.
2525 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2527 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2528 EDGE_IRREDUCIBLE_LOOP.
2530 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2532 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2533 where we have one entry point in the loop which isn't the head.
2535 2008-11-03 Richard Guenther <rguenther@suse.de>
2538 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2540 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2543 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2544 for ipa and simple ipa passes.
2546 2008-11-02 Richard Guenther <rguenther@suse.de>
2548 PR tree-optimization/37542
2549 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2550 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2551 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2552 (vn_nary_op_insert_stmt): Likewise.
2553 (visit_use): Likewise.
2555 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2557 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2559 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2560 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2561 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2562 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2563 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2564 peephole2's): Replace unspec with rotate.
2565 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2567 2008-11-02 Richard Guenther <rguenther@suse.de>
2569 PR tree-optimization/37991
2570 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2571 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2572 (set_ssa_val_to): Print if the value changed.
2573 (simplify_binary_expression): Strip useless conversions.
2575 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2578 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2581 2008-11-01 Richard Guenther <rguenther@suse.de>
2584 * builtins.c (fold_builtin_strspn): Return a size_t.
2585 (fold_builtin_strcspn): Likewise.
2587 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2589 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2590 attribute for struct return convention.
2592 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2594 * config/rs6000/crtsavres.asm: Really, really delete.
2596 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2598 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2600 (rs6000_emit_prologue): Invert logic.
2601 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2602 (reg:P 11) instead of match_operand.
2603 (*save_fpregs_<mode>): Likewise.
2604 (*restore_gpregs_<mode>): Likewise.
2605 (*return_and_restore_gpregs_<mode>): Likewise.
2606 (*return_and_restore_fpregs_<mode>): Likewise.
2607 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2608 (reg:P 11) insted of match_operand.
2609 (*restore_gpregs_spe): Likewise.
2610 (*return_and_restore_gpregs_spe): Likewise.
2612 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2614 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2615 list of word switches that take args.
2617 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2619 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2620 (s390_output_pool_entry): Call it through for_each_rtx.
2623 * expr.c (store_constructor): For vectors, if target is a MEM, use
2624 target's MEM_ALIAS_SET instead of elttype alias set.
2626 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2629 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2632 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2635 * config/rs6000/predicates.md (word_offset_memref_operand):
2636 Restructure code and look inside auto-inc/dec addresses.
2638 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2641 * libgcov.c ( __gcov_indirect_call_profiler): Check
2642 TARGET_VTABLE_USES_DESCRIPTORS.
2644 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2646 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2647 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2648 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2649 offset if eliminating soft frame pointer.
2650 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2651 (stack_protect_test_si): Add initial machine description
2652 for Stack Smashing Protector
2654 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2657 * c-common.c (min_precision): Move to...
2658 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2659 * tree.h (tree_int_cst_min_precision): Declare.
2660 * c-common.h (min_precision): Delete declaration.
2661 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2662 multiplication of non-negative integer constants.
2663 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2664 tree_int_cst_min_precision.
2665 (finish_enum): Likewise.
2667 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2670 * convert.c (convert_to_real): Do not optimize conversions of
2671 binary arithmetic operations between binary and decimal
2672 floating-point types. Consider mode of target type in determining
2673 decimal type for arithmetic. Unless
2674 flag_unsafe_math_optimizations, do not optimize binary conversions
2675 where this may change rounding behavior.
2676 * real.c (real_can_shorten_arithmetic): New.
2677 * real.h (real_can_shorten_arithmetic): Declare.
2679 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2681 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2682 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2683 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2685 (must_save_p): For some workarounds, interrupts need to clobber a
2687 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2688 and LC1 for WA_05000257.
2689 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2690 WA_05000283 and WA_05000315.
2691 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2692 (movbi): Add alternative to set CC to 1; improve code for setting
2694 (dummy_load): New pattern.
2696 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2699 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2700 BLKmode for non-memory, convert using a wider MODE_INT mode
2704 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2705 that haven't been removed yet.
2707 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2709 * config/bfin/bfin.c (struct machine_function): New member
2710 has_loopreg_clobber.
2711 (bfin_expand_movmem): Set it when generating memcpy insns.
2712 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2713 expand_epilogue_reg_restore): If we have hardware loops,
2714 memcpy insns (indicated by has_loopreg_clobber) or function
2715 calls, we need to save the loop registers.
2717 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2719 * config/i386/i386.c (core2_cost): Fix typos in comments.
2721 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2724 * combine.c (make_compound_operation): Don't call make_extraction with
2725 non-positive length.
2726 (simplify_shift_const_1): Canonicalize count even if complement_p.
2728 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2730 * convert.c (strip_float_extensions): Do not remove or introduce
2731 conversions between binary and decimal floating-point types.
2733 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2736 * fold-const.c (distribute_bit_expr): Convert common, left and
2737 right arguments to type.
2739 2008-10-28 Nick Clifton <nickc@redhat.com>
2741 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2742 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2743 call_really_used_regs array rather than the call_used_regs array.
2744 (mn10300_get_live_callee_saved_regs, expand_prologue,
2745 expand_epilogue, output_tst): Likewise.
2747 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2750 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2751 (df_get_entry_block_def_set): Neither here.
2752 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2754 PR tree-optimization/37879
2755 * predict.c (tree_estimate_probability): Check if last_stmt is
2756 non-NULL before dereferencing it.
2758 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2760 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2761 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2762 (ira_fast_allocation): Remove the prototype.
2764 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2765 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2766 (color_pass): Modify the updated costs.
2767 (ira_color): Rename to color. Make it static.
2768 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2769 (ira_color): New function.
2771 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2774 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2776 (set_allocno_live, clear_allocno_live, mark_ref_live,
2777 mark_ref_dead): Invalidate corresponding element of
2778 allocno_saved_at_call.
2779 (process_bb_node_lives): Increment last_call_num. Setup
2780 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2781 allocno was already saved.
2782 (ira_create_allocno_live_ranges): Initiate last_call_num and
2783 allocno_saved_at_call.
2785 * ira-build.c (ira_create_allocno): Initiate
2786 ALLOCNO_UPDATED_COVER_CLASS_COST.
2787 (create_cap_allocno, propagate_allocno_info,
2788 remove_unnecessary_allocnos): Remove setting updated costs.
2789 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2791 * ira.c (ira): Don't call ira_fast_allocation.
2793 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2796 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2799 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2801 * ira-int.h (ira_hard_regno_cover_class): New.
2803 * ira-lives.c (mark_reg_live, mark_reg_dead,
2804 process_bb_node_lives): Use ira_hard_regno_cover_class.
2806 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2807 (setup_hard_regno_cover_class): New function.
2808 (ira_init): Call setup_hard_regno_cover_class.
2810 * ira-costs.c (cost_class_nums): Add comment.
2811 (find_allocno_class_costs): Initiate cost_class_nums.
2812 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2814 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2817 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2818 Rename to copy_info_to_removed_store_destinations. Propagate
2819 conflict hard regs and register stack attribute.
2821 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2824 * pa.c (function_arg_padding): Pad complex and vector types
2825 upward in 64-bit runtime.
2826 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2828 2008-10-26 Matthias Klose <doko@ubuntu.com>
2830 * doc/install.texi: Document requirements on antlr.
2832 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2834 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2837 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2840 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2841 is defined, use it to modify the constant offset.
2843 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2845 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2846 and short arguments to the correct location as mandated by the ABI.
2848 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2850 PR rtl-optimization/37769
2851 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2853 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2855 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2856 unwind-dw2-Os-4-200.o.
2858 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2860 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2861 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2863 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2865 PR tree-optimization/36038
2866 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2867 add sizetype IV with initial value zero instead of pointer type.
2869 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2872 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2873 around bit operation.
2874 * profile.c (is_edge_inconsistent): Likewise.
2875 * fold-const.c (truth_value_p): Move from here...
2876 * tree.h (truth_value_p): ... to here.
2877 * c-tree.h (c_expr): Update description of original_code.
2878 * c-typeck.c (parser_build_unary_op): Set original_code.
2879 (parser_build_binary_op): Update call to warn_about_parentheses.
2880 * c-common.c (warn_about_parentheses): Take two additional
2881 arguments of the operands. Use a switch. Quote operators
2882 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2883 Add warning about !x | y and !x & y.
2884 * c-common.h (warn_about_parentheses): Update declaration.
2886 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2888 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2889 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2890 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2892 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2893 (check-%): For test targets listed in lang_checks_parallelized
2894 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2895 run the testing in multiple make goals, possibly parallel, and
2896 afterwards run dg-extract-results.sh to merge the sum and log files.
2898 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2900 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2901 (mips_move_to_gpr_cost): Likewise.
2902 (mips_move_from_gpr_cost): Likewise.
2903 (mips_register_move_cost): Make more fine-grained.
2905 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2907 * graphite.c (graphite_apply_transformations): Check for
2908 -fgraphite-identity.
2909 * toplev.c (process_options): Add graphite_identity.
2910 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2912 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2914 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2915 mulhisihl and mulhisihh builtins.
2917 From Jie Zhang <jie.zhang@analog.com>
2918 * config/bfin/bfin.md (composev2hi): Put operands into vector
2921 2008-10-22 Chao-ying Fu <fu@mips.com>
2923 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2925 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2927 From Mike Frysinger <michael.frysinger@analog.com>
2928 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2929 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2930 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2931 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2932 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2933 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2934 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2935 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2936 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2937 __ADSPBF51x__ for all of them.
2938 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2939 -mcpu bf512, bf514, bf516, and bf518.
2940 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2941 bf512-none, bf514-none, bf516-none, and bf518-none.
2942 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2943 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2944 * doc/invoke.texi (Blackfin Options): Document that
2945 -mcpu now accepts bf512, bf514, bf516, and bf518.
2947 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2950 * fold-const.c (build_range_type): For 1 .. signed_max
2951 range call build_nonstandard_inter_type if signed_type_for
2952 returned a type with bigger precision.
2954 2008-10-22 Richard Guenther <rguenther@suse.de>
2956 * tree.def (COMPLEX_TYPE): Constrain element type.
2957 * tree.c (build_complex_type): Assert that.
2958 * tree-ssa-structalias.c (could_have_pointers): Complex types
2959 cannot have pointers.
2961 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2964 * c-typeck.c (convert_for_assignment): Do not give declaration's
2965 location for builtins. Spell out which type was expected and which
2968 2008-10-22 Nick Clifton <nickc@redhat.com>
2970 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2971 the fdpic register to be a target when running in fdpic mode.
2973 2008-10-22 Rafael Espindola <espindola@google.com>
2975 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2976 newly created statements.
2978 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2981 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2982 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2983 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2985 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2988 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2989 Adjust -mcmodel=medium description for 2005-07-31 changes.
2991 2008-10-22 Jan Hubicka <jh@suse.cz>
2992 Jakub Jelinek <jakub@redhat.com>
2995 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2997 2008-10-21 Richard Henderson <rth@redhat.com>
3000 * emit-rtl.c (get_spill_slot_decl): Export.
3001 * emit-rtl.h (get_spill_slot_decl): Declare.
3002 * var-tracking.c (vt_add_function_parameters): Relax assertion
3003 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
3005 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3007 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3008 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3011 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3014 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3015 processed by get_maxval_strlen.
3017 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3020 * tree.c (get_file_function_name): Copy first_global_object_name.
3021 Centralize call to clean_symbol_name.
3023 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3025 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3026 * config/svr4.h (SVR4_ASM_SPEC): New.
3027 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3028 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3030 * doc/invoke.texi (Option Summary): Add -T to linker options.
3031 (Link Options): Document -T.
3033 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3035 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3038 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3041 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3043 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3045 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3048 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3050 * doc/install.texi: Fix typos in previous patch.
3052 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3054 * doc/install.texi: Document in-tree building of gcc and mpfr.
3056 2008-10-19 Richard Guenther <rguenther@suse.de>
3058 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3060 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3063 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3064 (build_enumerator): Convert enumerators that fit in integer to
3067 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/i386.md (unnamed peephole2): Do not force memory
3070 operands of arith or logical instructions into registers for
3071 non-TARGET_READ_MODIFY targets.
3073 (ffs_cmove): Change operand 0 predicate to register_operand.
3074 Change operand 1 predicate to nonimmediate_operand.
3076 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3078 2008-10-18 Richard Guenther <rguenther@suse.de>
3080 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3081 VIEW_CONVERT_EXPR case against invalid gimple.
3083 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3085 * c-parser.c (c_parser_binary_expression): Silence the
3086 uninitialized variable warning emitted for binary_loc.
3088 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3090 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3093 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3096 * c-typeck.c (build_unary_op): Use omit_one_operand for
3097 IMAGPART_EXPR of real argument.
3099 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3101 PR tree-optimization/37664
3102 * fold-const.c (fold_binary): When optimizing comparison with
3103 highest or lowest type's value, don't consider TREE_OVERFLOW.
3105 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3108 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3109 * coverage.c: Include tm_p.h.
3110 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3111 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3112 dollar signs from PREFIX.
3113 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3114 instead of manual strip_name_encoding.
3116 2008-10-16 Richard Guenther <rguenther@suse.de>
3119 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3120 volatile qualified functions or methods as relevant.
3122 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3124 PR tree-optimization/37525
3125 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3126 sizetype unsigned constants, both in the case of C and bounds.
3128 2008-10-15 Jan Hubicka <jh@suse.cz>
3130 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3132 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3135 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3136 HARD_REGNO_CALL_PART_CLOBBERED.
3138 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3141 * ira-lives.c (mark_early_clobbers): Remove.
3142 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3143 check_and_make_def_conflicts,
3144 make_early_clobber_and_input_conflicts,
3145 mark_hard_reg_early_clobbers): New functions.
3146 (process_bb_node_lives): Call
3147 make_early_clobber_and_input_conflicts and
3148 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3150 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3151 early clobbers of pseudo-registers.
3153 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3156 * ira-build.c (ira_flattening): Recalculate
3157 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3158 from the scratch instead of the propagation.
3160 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3162 * doc/rtl.texi (const_double): Remove the "addr" operand.
3163 Describe CONST_DOUBLE_* macros under const_double rather
3165 (const_fixed): Fix the operand description.
3166 (const): Add an @findex directive.
3167 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3168 after the constant rtl table.
3169 (fix): Combine floating-point and fixed-point descriptions.
3171 * sched-deps.c (sched_analyze_2): Remove reference to
3174 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3176 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3178 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3179 for UNSPEC_GOTSYM_OFFs.
3180 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3181 (add_GOT_to_pic_reg): Use it.
3182 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3184 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3185 Harsha Jagasia <harsha.jagasia@amd.com>
3187 PR tree-optimization/37485
3188 * graphite.c (gmp_cst_to_tree): Moved.
3189 (iv_stack_entry_is_constant): New.
3190 (iv_stack_entry_is_iv): New.
3191 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3192 (loop_iv_stack_insert_constant): New.
3193 (loop_iv_stack_pop): Use new datatpype.
3194 (loop_iv_stack_get_iv): Same.
3195 (loop_iv_stack_get_iv_from_name): Same.
3196 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3197 (loop_iv_stack_patch_for_consts): New.
3198 (loop_iv_stack_remove_constants): New.
3199 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3200 (translate_clast): Call loop_iv_stack_patch_for_consts and
3201 loop_iv_stack_remove_constants.
3202 (gloog): Use new datatype. Redirect construction edge to end
3203 block to avoid accidental deletion.
3204 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3206 (union iv_stack_entry_data): New. Data in iv stack entry.
3207 (struct iv_stack_entry): New. Datatype for iv stack entries.
3209 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3211 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3212 * graphite.c (free_scop): Same.
3213 (build_scops): Same.
3214 (free_scattering): New.
3215 (build_cloog_prog): Call free_scattering.
3216 (patch_phis_for_virtual_defs): Fix memleak.
3217 (graphite_trans_bb_strip_mine): Same.
3218 (limit_scops): Same.
3220 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3221 Harsha Jagasia <harsha.jagasia@amd.com>
3223 PR tree-optimization/37828
3224 * graphite.c (graphite_trans_loop_block): Do not loop block
3225 single nested loops.
3227 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3229 PR tree-optimization/37686
3230 * tree-loop-linear.c (linear_transform_loops): Build a
3231 loop nest vector. Pass it to lambda_compute_access_matrices.
3232 * tree-data-ref.h (struct access_matrix): Store the loop nest
3233 relative to which it encodes the information.
3234 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3235 (am_vector_index_for_loop): Reimplemented: iterate over the
3236 loop nest for finding the loop index in the access matrix.
3237 (lambda_compute_access_matrices): Update declaration.
3238 * lambda-code.c (build_access_matrix): Pass the loop nest and
3240 (lambda_compute_access_matrices): Same.
3242 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3244 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3245 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3246 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3247 already implies hard float. Also fix several insn condition
3248 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3250 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3253 Based on patches by Laurent Vivier.
3254 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3255 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3256 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3257 dollar sign to underscore.
3258 (ASM_OUTPUT_EXTERNAL): Same.
3259 (ASM_OUTPUT_LABELREF): New.
3260 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3262 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3263 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3264 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3265 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3267 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3269 PR tree-optimization/36881
3270 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3271 that each value doesn't need runtime relocations, for !flag_pic
3272 check that each value is just a valid initializer constant.
3274 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3276 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3277 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3278 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3279 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3281 (REG_CLASS_NAMES): Update accordingly.
3282 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3283 rather than an unpredictable descriptive string.
3284 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3285 (mips_register_move_cost): Check for specific COP*_REGS classes,
3286 instead of ALL_COP_AND_GR_REGS.
3287 (mips_ira_cover_classes): New function.
3288 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3289 (TARGET_IRA_COVER_CLASSES): Define.
3291 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3294 * tree.c (build_type_attribute_qual_variant): Hash on the
3295 unqualified type, and don't overwrite an existing
3296 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3297 allow distinguishing between wchar_t and its underlying type. This
3298 also means that we'll retain a little more typedef information.
3300 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3301 Dmitry Melnik <dm@ispras.ru>
3302 Dmitry Zhurikhin <zhur@ispras.ru>
3303 Alexander Monakov <amonakov@ispras.ru>
3304 Maxim Kuvyrkov <maxim@codesourcery.com>
3306 * target.h (struct gcc_target): Update prototypes of needs_block_p
3308 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3309 * sel-sched.c (create_speculation_check): Likewise.
3310 * doc/tm.texi: Provide documentation for new target hooks.
3312 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3313 (ia64_gen_spec_insn): Removed.
3314 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3315 ia64_gen_spec_check): New static functions.
3316 (ia64_alloc_sched_context, ia64_init_sched_context,
3317 ia64_set_sched_context, ia64_clear_sched_context,
3318 ia64_free_sched_context, ia64_get_insn_spec_ds,
3319 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3320 (ia64_needs_block_p): Change prototype.
3321 (ia64_gen_check): Rename to ia64_gen_spec_check.
3322 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3323 into declaration, add special memory dependencies handling.
3324 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3325 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3326 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3327 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3328 Define new target hooks.
3329 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3330 (ia64_optimization_options): Turn on selective scheduling with -O3,
3331 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3332 default with selective scheduling.
3333 (ia64_override_options): Initialize align_loops and align_functions
3334 to 32 and 64, respectively. Set global selective scheduling flags
3335 according to target-dependent flags.
3336 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3337 (group_barrier_needed): Use new mstop-bit-before-check flag.
3339 (dfa_state_size): Make global.
3340 (spec_check_no, max_uid): Remove.
3341 (mem_ops_in_group, current_cycle): New variables.
3342 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3343 Initialize new variables.
3344 (is_load_p, record_memory_reference): New functions.
3345 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3347 (ia64_variable_issue): Change use of current_sched_info to
3348 sched_deps_info. Update comment. Note if a load or a store is issued.
3349 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3350 advance if maximal number of loads or stores was issued on current
3352 (scheduled_good_insn): New static helper function.
3353 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3354 a group barrier is needed. Fix vertical spacing. Guard the code
3355 doing state transition with last_scheduled_insn check.
3356 Mark that a stop bit should be before current insn if there was a
3357 cycle advance. Update current_cycle and mem_ops_in_group.
3358 (ia64_h_i_d_extended): Change use of current_sched_info to
3359 sched_deps_info. Reallocate stops_p by larger chunks.
3360 (struct _ia64_sched_context): New structure.
3361 (ia64_sched_context_t): New typedef.
3362 (ia64_alloc_sched_context, ia64_init_sched_context,
3363 ia64_set_sched_context, ia64_clear_sched_context,
3364 ia64_free_sched_context): New static functions.
3365 (gen_func_t): New typedef.
3366 (get_spec_load_gen_function): New function.
3367 (SPEC_GEN_EXTEND_OFFSET): Declare.
3368 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3369 (get_mode_no_for_insn): Change the condition that prevents use of
3370 special hardware registers so it can now handle pseudos.
3371 (get_spec_unspec_code): New function.
3372 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3373 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3374 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3375 during selective scheduling.
3376 (ia64_speculate_insn): Use ds_get_speculation_types when
3377 determining whether we need to change the pattern.
3378 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3379 (ia64_spec_check_src_p): Support new speculation/check codes.
3380 (struct bundle_state): New field.
3381 (issue_nops_and_insn): Initialize it.
3382 (insert_bundle_state): Minimize mid-bundle stop bits.
3383 (important_for_bundling_p): New function.
3384 (get_next_important_insn): Use important_for_bundling_p.
3385 (bundling): When shifting TImode from unimportant insns, ignore
3386 also group barriers. Assert that best state is found before
3387 the backward bundling pass. Print number of mid-bundle stop bits.
3388 Minimize mid-bundle stop bits. Check correct calculation of
3389 mid-bundle stop bits.
3390 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3391 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3393 (sel2_run): New variable.
3394 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3395 selective scheduling pass instead of schedule_ebbs.
3397 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3398 (UNSPEC_LDS_A): New UNSPEC.
3399 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3400 movti_internal, movsf_internal, movdf_internal,
3401 movxf_internal): Make visible. Add speculable* attributes.
3402 (output_c_nc): New mode attribute.
3403 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3404 mov<mode>_nc, zero_extend<mode>di2_nc,
3405 advanced_load_check_nc_<mode>): New insns.
3406 (zero_extend*): Add speculable* attributes.
3408 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3409 (msched-stop-bits-after-every-cycle): Likewise.
3410 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3412 (msched-spec-verbose): Remove.
3413 (msched-prefer-non-data-spec-insns,
3414 msched-prefer-non-control-spec-insns,
3415 msched-count-spec-in-critical-path,
3416 msel-sched-dont-check-control-spec): Use Target Report Var
3417 instead of Common Report Var.
3419 * config/ia64/itanium2.md: Remove incorrect bypass.
3421 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3423 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3426 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3427 and -fhelp=separate.
3429 2008-10-14 Ben Elliston <bje@au.ibm.com>
3431 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3433 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3435 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3438 2008-10-13 Matthias Klose <doko@ubuntu.com>
3440 * config/pa/linux-atomic.c: Work around missing header file
3441 for hppa64-linux-gnu targets.
3443 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3444 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3445 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3446 Grace Cao <grace_cao@playstation.sony.com>
3448 * doc/invoke.texi (-mgen-cell-microcode): Document.
3449 (-mwarn-cell-microcode): Document.
3450 * cfglayout.c (locator_location): Export.
3451 * rtl.h (locator_location): Define prototype.
3452 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3454 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3455 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3456 (mwarn-cell-microcode): New option.
3457 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3458 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3459 cell and not already set.
3460 Turn off string instructions if not generating cell microcode.
3461 (rs6000_final_prescan_insn): New function that warns about microcoded
3463 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3464 * config/rs6000/rs6000.md
3465 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3466 the instruction would have been microcoded on the Cell. Set
3467 cell_micro to always on unnamed patterns for the string instructions.
3468 (cell_micro): Update definition, remove load/store conditional
3470 (sign_extend:DI): Define new pattern for non microcoded version.
3471 (sign_extend:SI): Likewise.
3472 (compare (div:P)): Set cell_micro to not.
3473 (andsi3): Define as an expand.
3474 (andsi3_mc): New pattern.
3475 (andsi3_nomc): New pattern.
3476 (andsi3_internal0_nomc): New pattern.
3477 (andsi3_internal2): Rename to ...
3478 (andsi3_internal2_mc): this and enable iff generating microcode.
3479 (andsi3_internal3): Rename to ...
3480 (andsi3_internal3_mc): this and enable iff generating microcode.
3481 (andsi3_internal4): Enable iif generating microcode.
3482 (andsi3_internal5): Rename to ..
3483 (andsi3_internal5_mc): this and enable iff generating microcode.
3484 (andsi3_internal5_nomc): New pattern.
3485 (extzvdi_internal1): Enable iff generating microcode.
3486 (extzvdi_internal2): Likewise.
3487 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3488 (anddi3): Change to expand.
3489 (anddi3_mc): Rename from anddi3.
3490 (anddi3_no_mc): New pattern.
3491 (anddi3_internal2): Rename to ..
3492 (anddi3_internal2_mc): this and enable iff generating microcode.
3493 (anddi3_internal2_nomc): New pattern.
3494 (anddi3_internal3): Rename to ..
3495 (anddi3_internal3_mc): this and enable iff generating microcode.
3496 (anddi3_internal3_nomc): New pattern.
3497 (movti_string): Set cell_micro to always if TARGET_STRING.
3498 (stmsi8): Set cell_micro to always.
3504 (stmsi8_power): Likewise.
3505 (stmsi7_power): Likewise.
3506 (stmsi6_power): Likewise.
3507 (stmsi5_power): Likewise.
3508 (stmsi4_power): Likewise.
3509 (stmsi3_power): Likewise.
3510 (movsi_update2): Enable iff generating microcode.
3511 (movhi_update3): Likewise.
3512 (lmw): Set cell_micro to always.
3514 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3516 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3517 * config/s390/s390.c (machine_function): Remove
3518 decomposed_literal_pool_addresses_ok_p.
3519 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3520 the difference of two labels.
3521 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3522 (s390_pool_offset): New function.
3523 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3524 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3526 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3528 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3529 (powerpc*-*-linux-gnu*): Describe.
3530 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3531 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3532 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3533 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3534 config/rs6000/e500crtres32gpr.asm,
3535 config/rs6000/e500crtres64gpr.asm,
3536 config/rs6000/e500crtres64gprctr.asm,
3537 config/rs6000/e500crtrest32gpr.asm,
3538 config/rs6000/e500crtrest64gpr.asm,
3539 config/rs6000/e500crtresx32gpr.asm,
3540 config/rs6000/e500crtresx64gpr.asm,
3541 config/rs6000/e500crtsav32gpr.asm,
3542 config/rs6000/e500crtsav64gpr.asm,
3543 config/rs6000/e500crtsav64gprctr.asm,
3544 config/rs6000/e500crtsavg32gpr.asm,
3545 config/rs6000/e500crtsavg64gpr.asm,
3546 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3547 * config/rs6000/crtsavres.asm: Really remove.
3549 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3552 * c-format.c (convert_format_name_to_system_name): Use
3553 TARGET_OVERRIDES_FORMAT_INIT.
3554 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3555 * config/i386/mingw.opt: New.
3556 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3557 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3558 (ms_printf_length_specs): Removed const specifier.
3559 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3560 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3562 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3564 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3565 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3567 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3570 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3571 sure that ref has valid bb.
3573 2008-10-12 Richard Henderson <rth@redhat.com>
3576 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3577 * alias.c (value_addr_p, stack_addr_p): Remove.
3578 (nonoverlapping_memrefs_p): Remove IRA special case.
3579 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3580 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3581 * reload1.c (alter_reg): Use it.
3583 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3585 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3586 of registers instead of eax, ebx, ecx and edx. Use for loop
3587 and check register for non-zero value before the call
3588 to decode_caches_intel.
3590 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3592 PR rtl-optimization/37448
3593 * df.h: (df_ref_class): New enum.
3594 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3595 (struct df_ref): Replaced with union df_ref_d.
3596 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3597 New members of df_ref_d union.
3598 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3599 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3600 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3601 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3602 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3603 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3604 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3605 (df_scan_bb_info, df_bb_regno_first_def_find,
3606 df_bb_regno_last_def_find, df_find_def, df_find_use,
3607 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3608 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3609 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3610 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3611 Replaced struct df_ref * with df_ref.
3612 * df-scan.c (df_collection_rec, df_null_ref_rec,
3613 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3614 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3615 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3616 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3617 df_reorganize_refs_by_reg_by_reg,
3618 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3619 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3620 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3621 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3622 df_bb_refs_record, df_exit_block_uses_collect,
3623 df_record_exit_block_uses, df_reg_chain_mark,
3624 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3625 df_ref * with df_ref.
3626 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3627 df_ref_class parameter.
3628 (df_scan_problem_data): Added new pools for different types of refs.
3629 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3630 df_ref_create_structure): Processed new ref pools.
3631 (df_scan_start_dump): Added counts of refs and insns.
3632 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3633 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3634 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3635 code to pass df_ref_class down to ref creation functions.
3636 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3637 df_reg_chain_mark): Use macros to hide references to df_refs.
3638 (df_ref_chain_change_bb): Removed.
3639 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3640 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3641 Enhanced to understand df_ref union structure.
3642 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3643 all_uses_available_at, update_df, try_fwprop_subst,
3644 forward_propagate_subreg, forward_propagate_and_simplify,
3645 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3646 df_ref * with df_ref.
3647 (use_killed_between, all_uses_available_at): Use macros to hide
3648 references to df_refs.
3649 * regstat.c (regstat_bb_compute_ri,
3650 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3652 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3653 see_handle_relevant_refs, see_analyze_one_def,
3654 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3655 struct df_ref * with df_ref.
3656 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3657 global_conflicts): Replaced struct df_ref * with df_ref.
3658 * ddg.c (create_ddg_dep_from_intra_loop_link,
3659 add_cross_iteration_register_deps, build_inter_loop_deps):
3660 Replaced struct df_ref * with df_ref.
3661 (create_ddg_dep_from_intra_loop_link,
3662 add_cross_iteration_register_deps): Use macros to hide references
3664 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3665 df_ref * with df_ref.
3666 * df-core.c (df_bb_regno_first_def_find,
3667 df_bb_regno_last_def_find, df_find_def, df_find_use,
3668 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3669 debug_df_ref): Replaced struct df_ref * with df_ref.
3670 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3671 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3673 * web.c (union_defs, entry_register, replace_ref, web_main):
3674 Replaced struct df_ref * with df_ref.
3675 (union_defs, replace_ref): Use macros to hide references to df_refs.
3676 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3677 Replaced struct df_ref * with df_ref.
3678 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3679 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3680 Replaced struct df_ref * with df_ref.
3681 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3682 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3684 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3685 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3686 df_compute_accessed_bytes_strict_low_part,
3687 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3688 Replaced struct df_ref * with df_ref.
3689 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3690 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3691 df_ref * with df_ref.
3692 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3693 check_dependency, check_dependencies, record_uses): Replaced
3694 struct df_ref * with df_ref.
3695 (invariant_for_use, check_dependency): Use macros to hide
3696 references to df_refs.
3697 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3698 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3699 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3700 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3701 references to df_refs.
3702 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3704 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3705 * df-problems.c (df_rd_bb_local_compute_process_def,
3706 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3707 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3708 df_chain_remove_problem, df_chain_create_bb_process_use,
3709 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3710 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3711 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3712 df_byte_lr_simulate_artificial_refs_at_top,
3713 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3714 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3715 df_simulate_uses, df_simulate_artificial_refs_at_end,
3716 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3718 (df_chain_dump): Use macros to hide references to df_refs.
3719 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3720 df_ref * with df_ref.
3721 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3722 mark_artificial_uses, mark_reg_dependencies,
3723 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3725 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3727 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3729 (array_ref_element_size): Likewise.
3730 (array_ref_low_bound): Likewise.
3731 (array_ref_up_bound): Likewise.
3732 * expr.c (contains_packed_reference): Likewise.
3733 (array_ref_element_size): Likewise.
3734 (array_ref_low_bound): Likewise.
3735 (array_ref_up_bound): Likewise.
3736 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3737 with ARRAY_RANGE_REF.
3738 (idx_find_step): Likewise.
3739 (idx_record_use): Likewise.
3740 (strip_offset_1): Likewise.
3741 (idx_remove_ssa_names): Likewise.
3743 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3744 Andi Kleen <ak@linux.intel.com>
3746 * config/i386/cpuid.h (__cpuid_count): New defines.
3747 * config/i386/driver-i386.c (struct cache_desc): New structure.
3748 (describe_cache): Use struct cache_desc to pass cache descriptions.
3749 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3750 (detect_caches_amd): Use struct cache_desc to describe caches.
3751 (decode_caches_intel): Use struct cache_desc to pass cache
3752 descriptions. Update descriptions to match latest (rev -032,
3753 December 2007) CPUID documentation. Do not check valid bit here.
3754 Check for Xeon MP value 0x49 problems.
3755 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3756 Check valid bit before calling decode_caches_intel. Detect number
3757 of times to repeat CPUID instruction.
3758 (detect_caches_cpuid4): New function.
3759 (detect_caches_intel): Depending on max_level, call
3760 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3761 only when other methods fail to provide valid L2 cache description.
3763 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3766 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3767 it to PIC call patterns.
3768 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3769 code generation and attributes from pattern. Change peephole2 to
3770 split for noreturn case. Revise split pattern for non noreturn case.
3771 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3772 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3773 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3776 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3778 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3779 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3781 (divdf3): Reformat long line.
3783 2008-10-11 Michael J. Eager <eager@eagercon.com>
3785 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3787 (rs6000_handle_option): Process -mfpu options.
3788 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3789 (enum fpu_type_t): New.
3790 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3791 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3793 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3794 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3795 * config/rs6000/rs6000.opt (-mfpu): New.
3796 (-mxilinx-fpu): New.
3797 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3798 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3799 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3800 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3801 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3803 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3806 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3807 LO_SUM on Darwin if mode has just one unit.
3809 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3812 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3813 has been optimized out.
3815 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3817 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3818 instead of PIC_DIRECT_ADDR_P.
3819 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3820 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3821 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3822 (PIC_OFFSET_P): Rename to...
3823 (PCREL_SYMOFF_P): ...this.
3824 (PIC_DIRECT_ADDR_P): Delete.
3825 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3827 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3828 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3829 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3830 * config/sh/sh.c (print_operand): Remove CONST handling.
3831 (unspec_caller_rtx_p): Rewrite to use split_const and check
3832 the operands of UNSPEC bases.
3833 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3834 with (unspec [A B] UNSPEC_SYMOFF).
3835 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3836 UNSPEC_PCREL_SYMOFF.
3837 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3838 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3839 (UNSPEC_EXTRACT_U16): Likewise.
3840 (UNSPEC_SYMOFF): Likewise.
3841 (UNSPEC_PCREL_SYMOFF): Likewise.
3842 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3844 (movsi_const_16bit): Likewise.
3845 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3846 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3847 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3848 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3849 with (unspec [A B] UNSPEC_SYMOFF).
3850 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3851 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3852 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3853 (Csu): Likewise UNSPEC_EXTRACT_U16.
3854 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3855 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3857 2008-10-10 Stepan Kasal <skasal@redhat.com>
3859 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3860 for loop strip mining and loop blocking.
3862 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3864 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3865 vary types depending on debug info.
3867 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3869 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3870 before ensuring it's already computed.
3872 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3874 * rtl.h (locator_eq): New decl.
3875 * cfglayout.c (locator_scope): New function.
3876 (insn_scope): Use it.
3877 (locator_eq): New function.
3878 (fixup_reorder_chain): Search for last insn in src bb
3879 that has locator set or first insn in dest bb. Use
3880 locator_eq instead of == to compare locators.
3881 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3882 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3883 == to compare locators.
3885 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3887 * gimple-low.c (lower_function_body, lower_gimple_return,
3888 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3889 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3890 goto_block on edges if goto_locus is known.
3893 * tree.h (get_object_alignment): Declare.
3894 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3895 get_object_alignment if needed.
3896 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3898 (get_object_alignment): ... here. New function. Try harder to
3899 determine alignment from get_inner_reference returned offset.
3901 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3903 * graphite.c (gloog): Don't call find_unreachable_blocks
3904 before delte_unreachable_blocks.
3906 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3907 goto_locus of true_edge into RTL locator.
3909 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3911 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3912 (*jcc_btdi_mask_rex64): Ditto.
3914 (*jcc_btsi_mask): Ditto.
3915 (*jcc_btsi_1): Ditto.
3916 (*jcc_btsi_mask_1): Ditto.
3918 2008-10-08 Paul Brook <paul@codesourcery.com>
3920 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3921 compatible profiler (__gnu_mcount_nc).
3922 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3924 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3926 * config/i386/i386.c (initial_ix86_tune_features): Add
3927 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3928 * config/i386/i386.h (ix86_tune_indices): Likewise.
3929 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3931 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3932 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3933 for FP to FP splitters.
3935 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3937 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3940 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3944 PR rtl-optimization/37341
3945 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3946 to ORIG_BB, pass through ORIG_BB recursively.
3947 (cse_condition_code_reg): Adjust caller.
3949 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3951 * sdbout.c (sdbout_one_type): Treat the value type
3952 CONST_DECL for enumerals.
3954 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3956 * config/i386/i386.md: Remove trailing white spaces.
3958 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3960 PR rtl-optimization/37448
3961 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3962 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3964 (struct output_info) [count]: Renamed total_created and made
3966 (struct output_info) [size]: Renamed total_allocated and made
3968 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3969 Properly keep track of desc->size.
3970 (print_statistics, dump_alloc_pool_statistics): Enhance the
3971 printing of statistics to print the number of elements and to use
3974 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3977 * opts.h (CL_SAVE): Move up to flags range.
3978 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3979 CL_COMMON): Renumber.
3980 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3981 * opts.c (common_handle_option): Revert last change.
3983 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3985 * config/i386/i386-protos.h (ix86_schedule): New.
3987 * config/i386/i386.c (ix86_schedule): New.
3988 (override_options): Add schedule to processor_alias_table. Set
3989 ix86_schedule from the schedule field in processor_alias_table.
3990 (ix86_function_specific_save): Save ix86_schedule.
3991 (ix86_function_specific_restore): Restore ix86_schedule.
3993 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3994 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3997 * config/i386/i386.opt: Add schedule.
3999 * config/i386/ppro.md: Remove generic32.
4001 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
4004 * expr.c (count_type_elements): Handle ERROR_MARK.
4006 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4011 * basic-block.h (struct edge_def): Add goto_block field.
4012 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4013 one insn with locus corresponding to edge's goto_locus if !optimize.
4014 * profile.c (branch_prob): Copy edge's goto_block.
4015 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4017 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4018 locator in between the merged basic blocks if !optimize and needed.
4019 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4020 goto_locus into RTL locator. For unconditional jump use that
4021 locator for the jump insn.
4022 (expand_gimple_cond): Convert goto_block and goto_locus into
4023 RTL locator for all remaining edges. For unconditional jump
4024 use that locator for the jump insn.
4025 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4026 there is more than one edge or insn locator along the forwarding
4027 edges and !optimize. If there is just one, set e->goto_locus.
4028 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4030 (move_block_to_fn): Adjust edge's goto_block.
4032 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4035 * expmed.c (expand_mult): Properly check DImode constant in
4038 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4041 * dwarf2out.c (common_block_die_table): New variable.
4042 (common_block_die_table_hash, common_block_die_table_eq): New
4044 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4045 COMMON block in the current scope rather than globally. Optimize
4046 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4047 DW_OP_addr SYMBOL_REF+off.
4049 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4051 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4052 Return true for non-addressable GIMPLE operands.
4054 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4057 * config/i386/i386.c (initial_ix86_tune_features): Remove
4058 X86_TUNE_USE_BIT_TEST.
4059 * config/i386/i386.h (ix86_tune_indices): Likewise.
4060 (TARGET_USE_BIT_TEST): Removed.
4062 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4064 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4066 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4068 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4069 (mul<mode>3_mul3): ... into this new template.
4071 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4073 * gimplify.c (gimplify_arg): Add location argument. Use it.
4074 (gimplify_call_expr): Pass location to gimplify_arg.
4075 (gimplify_modify_expr_to_memcpy): Same.
4076 (gimplify_modify_expr_to_memset): Same.
4078 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4080 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4081 Update calls to build_unary_op and build_indirect_ref for location
4084 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4087 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4088 * c-typeck.c (array_to_pointer_conversion): Pass location to
4090 (function_to_pointer_conversion): Use error_at and warning_at.
4091 (build_indirect_ref): Same.
4092 (build_array_ref): Pass location to build_binary_op.
4093 (parser_build_unary_op): Do not set location after calling
4095 (build_unary_op): Add location argument. Use it throughout. Set
4096 EXPR_LOCATION before returning new tree.
4097 (build_modify_expr): Same.
4098 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4100 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4101 build_indirect_ref, build_modify_expr.
4102 (c_finish_omp_for): Same. Use error_at instead of error.
4103 * c-common.c (c_common_truthvalue_conversion): Pass location to
4105 (warn_for_div_by_zero): Add location argument.
4106 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4107 build_unary_op, warn_for_div_by_zero.
4108 * c-parser.c (c_parser_typeof_specifier): Use
4109 protected_set_expr_location.
4110 (c_parser_statement_after_labels): Same.
4111 (c_parser_condition): Same.
4112 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4113 (c_parser_conditional_expression): Use protected_set_expr_location.
4114 (c_parser_unary_expression): Pass location to build_indirect_ref.
4115 (c_parser_postfix_expression_after_primary): Pass location to
4116 build_indirect_ref, build_unary_op.
4117 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4119 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4121 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4122 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4123 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4125 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4126 (mips_issue_rate): Handle PROCESSOR_R10000.
4127 * config/mips/mips.md (cpu): Add r10000.
4129 * config/mips/10000.md: New file.
4131 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4133 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4134 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4135 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4137 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4139 * config/darwin-protos.h (machopic_function_base_name): Delete.
4140 (machopic_function_base_sym): Likewise.
4141 (machopic_gen_offset): Declare.
4142 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4143 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4144 * config/darwin.c (machopic_function_base_name): Delete.
4145 (machopic_function_base_sym): Likewise.
4146 (gen_pic_offset): Rename to...
4147 (machopic_gen_offset): ...this and remove the pic_base argument.
4148 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4149 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4150 crtl->uses_pic_offset_table.
4151 (machopic_indirect_data_reference): Use new machopic_gen_offset
4153 (machopic_legitimize_pic_address): Likewise.
4154 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4156 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4157 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4158 * config/i386/i386.c (output_set_got): Likewise.
4159 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4161 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4162 (legitimate_address_p): Likewise.
4163 (output_pic_addr_const): Likewise.
4164 (output_addr_const_extra): Likewise.
4165 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4166 match an UNSPEC rather than a MINUS.
4167 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4168 (builtin_setjmp_receiver): Use machopic_gen_offset.
4169 * config/i386/predicates.md (pic_symbolic_operand): Handle
4170 UNSPEC_MACHOPIC_OFFSET.
4172 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4173 Use machopic_gen_offset and machopic_operand_p.
4174 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4175 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4176 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4177 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4178 Set crtl->uses_pic_offset_table.
4180 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4182 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4184 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4185 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4186 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4187 (constant_pool_expr_p): Use split_const and check the base.
4188 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4190 (legitimate_constant_pool_address_p): Check toc_relative_p
4191 instead of constant_pool_expr_p.
4192 (print_operand_address): Always use output_addr_const for
4193 constant pool addresses.
4194 (rs6000_output_addr_const_extra): New function.
4195 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4197 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4201 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4202 (mark_ref_live, mark_ref_dead): Use them.
4203 (def_conflicts_with_inputs_p): Remove.
4204 (mark_early_clobbers): New function.
4205 (process_bb_node_lives): Call preprocess_constraints and
4206 mark_early_clobbers.
4208 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4210 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4212 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4213 lib with -mthread switch.
4215 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4218 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4219 function in two, making it call a new and reusable
4220 dwarf2out_imported_module_or_decl() that takes the containing
4221 BLOCK of the declaration in argument.
4222 (dwarf2out_imported_module_or_decl_real): New function.
4223 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4224 IMPORTED_DECL in account.
4225 * tree.def: Added IMPORTED_DECL node type.
4226 * tree.h: Added accessors for IMPORTED_DECL nodes.
4227 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4229 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4231 * doc/gimple.texi: Fix some typos, wrap some long lines,
4232 fix some broken wraps with continuations.
4233 * tree-ssa-reassoc.c: Fix comment typos.
4235 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4238 * pa.c (legitimize_pic_address): Force function labels to memory in
4241 2008-10-04 Anton Blanchard <anton@samba.org>
4243 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4244 (rs6000_split_atomic_op): Same.
4245 (rs6000_split_compare_and_swap): Same.
4246 (rs6000_split_compare_and_swapqhi): Same.
4248 2008-10-04 Richard Guenther <rguenther@suse.de>
4250 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4251 instead of pointer equality.
4252 (vn_nary_op_eq): Likewise.
4254 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4256 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4258 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4259 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4261 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4263 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4264 Revert previous change.
4266 2008-10-03 Tom Tromey <tromey@redhat.com>
4268 * stringpool.c (ggc_alloc_string): Terminate string.
4270 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4272 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4273 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4274 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4277 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4280 2008-10-03 Pascal Obry <obry@adacore.com>
4282 * gcov.c (create_file_names): Properly handle UNIX and DOS
4283 directory separators.
4284 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4285 separator to '~' to ensure clean filenames on Windows.
4287 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4289 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4290 Add a null terminator to the stripped name.
4292 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4294 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4295 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4296 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4297 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4298 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4299 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4300 TARGET_SINGLE_FLOAT.
4302 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4304 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4306 2008-10-02 Richard Guenther <rguenther@suse.de>
4309 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4310 and VECTOR_TYPE recurse with useless_type_conversion_p which
4311 properly handles void pointer conversion.
4313 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4316 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4317 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4319 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4321 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4322 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4323 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4324 they translate to non builtins.
4325 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4326 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4327 __builtin_vec_promote, __builtin_vec_extract, and
4328 __builtin_vec_insert.
4329 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4330 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4331 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4332 * config/rs6000/altivec.h (vec_extract): Define
4333 (vec_insert): Define.
4334 (vec_splats): Define.
4335 (vec_promote): Define.
4337 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4338 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4339 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4341 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4343 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4344 prototype. Add new parameter, blk.
4345 Use BLKmode for the MEM if blk is true.
4346 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4347 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4348 ALTIVEC_BUILTIN_STVRXL.
4349 Update usage of altivec_expand_lv_builtin.
4350 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4351 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4352 (altivec_init_builtins): If compiling for the Cell, also define the
4354 * config/rs6000/rs6000.h (rs6000_builtins): Define
4355 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4356 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4357 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4358 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4359 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4360 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4361 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4362 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4363 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4364 UNSPEC_STVRX, and UNSPEC_STVRXL.
4365 (altivec_lvlx): New pattern.
4366 (altivec_lvlxl): New pattern.
4367 (altivec_lvrx): New pattern.
4368 (altivec_lvrxl): New pattern.
4369 (altivec_stvlx): New pattern.
4370 (altivec_stvlxl): New pattern.
4371 (altivec_stvrx): New pattern.
4372 (altivec_stvrxl): New pattern.
4373 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4374 (vec_lvlxl): Likewise.
4375 (vec_lvrx): Define if PPU is defined.
4376 (vec_lvrxl): Likewise.
4377 (vec_stvlx): Define if PPU is defined.
4378 (vec_stvlxl): Likewise.
4379 (vec_stvrx): Define if PPU is defined.
4380 (vec_stvrxl): Likewise.
4382 2008-10-01 Geert Bosch <bosch@adacore.com>
4384 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4386 2008-10-01 Richard Guenther <rguenther@suse.de>
4388 PR tree-optimization/37617
4389 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4390 do not add to the NEW_SETS.
4392 2008-10-01 Richard Guenther <rguenther@suse.de>
4395 * tree-vrp.c (execute_vrp): If we optimized away the default
4396 case make sure to promote the label that got in place of it
4397 to a default case label.
4399 2008-10-01 Richard Henderson <rth@redhat.com>
4402 * tree-complex.c (set_component_ssa_name): Don't optimize
4403 is_gimple_min_invariant values with ssa_names in abnormal phis.
4405 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4407 PR tree-optimization/37662
4408 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4409 commutative binary operation if they are in the wrong order and
4410 fold_build2 produces non-GIMPLE.
4412 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4414 PR tree-optimization/37662
4415 PR tree-optimization/37663
4416 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4417 get_value_range with non-SSA_NAME. Don't assert operands have been
4418 folded, instead just bail out.
4420 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4422 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4424 2008-09-30 Richard Guenther <rguenther@suse.de>
4427 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4428 build restrict-qualified pointers.
4429 (vectorizable_store): Move alias check later.
4430 (vectorizable_load): Likewise.
4432 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4434 * c-common.c (empty_if_body_warning): Remove.
4435 * c-common.h (empty_if_body_warning): Remove.
4436 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4437 here the -Wempty-body warning for `if' and `else' statements.
4438 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4440 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/i386.opt: Add msse2avx.
4444 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4445 * config/i386/linux64.h (ASM_SPEC): Likewise.
4447 * doc/invoke.texi: Document -msse2avx.
4449 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4451 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4453 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4455 * ifcvt.c (noce_emit_store_flag): If using condition from original
4456 jump, reverse it if if_info->cond was reversed.
4458 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4460 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4461 non-constant memory if it cannot be forced to constant memory.
4462 Overhaul surrounding code and factor out common condition.
4464 2008-09-29 Jeff Law <law@redhat.com>
4466 * reload1.c (alter_reg): Add missing curly braces.
4468 2008-09-29 Michael J. Eager <eager@eagercon.com>
4470 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4472 * config/rs6000/rs6000.c (rs6000_override_options): Move
4473 rs6000_init_hard_regno_mode_ok after all options changed.
4474 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4475 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4476 -msimple-fpu flags. Add warning messages if single FP not configured.
4477 (rs6000_file_start): Output gnu_attribute for single-float.
4478 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4479 (rs6000_legitimize_address): Likewise.
4480 (rs6000_legitimize_reload_address): Likewise.
4481 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4482 TARGET_SINGLE_FLOAT.
4483 (function_arg_advance): Likewise (partial conversion).
4484 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4485 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4486 TARGET_SINGLE_FLOAT.
4487 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4488 (rs6000_emit_prologue): Likewise.
4489 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4490 TARGET_SINGLE_FLOAT.
4491 (rs6000_libcall_value): Likewise.
4492 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4493 (TARGET_DOUBLE_FLOAT): New default to 1
4494 (TARGET_SIMPLE_FPU): New default to 0
4495 (TARGET_SINGLE_FPU): New default to 0
4496 (TARGET_SINGLE_FLOAT_MODE): New.
4497 (TARGET_DOUBLE_FLOAT_MODE): New.
4498 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4499 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4501 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4502 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4503 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4504 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4505 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4506 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4507 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4508 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4509 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4510 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4511 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4512 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4513 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4514 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4515 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4516 cmptf_internal1, *cmptf_internal2): Condition on
4517 TARGET_DOUBLE_FLOAT.
4518 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4519 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4520 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4521 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4522 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4523 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4524 TARGET_SINGLE_FLOAT.
4525 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4526 * config/rs6000/rs6000.opt (-msingle-float): New.
4527 (-mdouble-float): New.
4528 (-msimple-fpu): New.
4529 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4530 -msingle-float, -mdouble-float, -msimple-fpu options.
4531 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4532 _SOFT_DOUBLE for -msingle-float.
4533 * config.gcc: New config for target=powerpc-xilinx-eabi.
4535 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4537 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4538 have exit and entry.
4539 (new_scop): Take entry and exit edge to define new SCoP.
4540 (sd_region_p): New structure used during SCoP detection.
4541 (move_scops): Delete.
4542 (move_sd_regions): New.
4543 (scopdet_info): Change the definition from edges back to basic_blocks.
4544 (scopdet_edge_info): Work on basic_blocks and rename to
4545 scopdet_basic_block_info.
4546 (split_difficult_bb): At the moment removed. We should later
4547 add it at another place.
4548 (build_scops_1): Work on basic_blocks.
4549 (bb_in_sd_region): New.
4550 (find_single_entry_edge): New.
4551 (find_single_exit_edge): New.
4552 (create_single_entry_edge): New.
4553 (sd_region_without_exit): New.
4554 (create_single_exit_edge): New.
4555 (unmark_exit_edges): New.
4556 (mark_exit_edges): New.
4557 (create_sese_edges): New.
4558 (build_graphite_scops): New.
4559 (build_scops): Make SCoPs SESE.
4560 (limit_scops): Use the new functions.
4562 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4564 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4566 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4569 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4570 address to a register before taking the lower part.
4572 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4574 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4577 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4578 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4581 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4582 the newly created variable.
4583 Create a VECTOR_CST of all 1s for vector types.
4585 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4588 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4590 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4592 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4593 order to convert between modes.
4594 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4596 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4598 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4601 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4604 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4608 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4610 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4611 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4612 them to yield false with MIPS16.
4614 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4617 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4618 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4619 mem_loc_descriptor failed. Accept UNSPEC.
4620 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4621 fail if one of the loc_descriptor calls for pieces failed.
4622 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4623 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4624 if loc_descriptor_from_tree_1 on offset failed.
4627 * opts.c (common_handle_option): Don't call print_specific_help with
4628 CL_SAVE as first argument.
4630 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4631 Steve Ellcey <sje@cup.hp.com>
4633 * configure: Regenerate for new libtool.
4634 * aclocal.m4: Ditto.
4636 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4638 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4639 alias set on MEM when saving stack pointer.
4640 * config/rs6000/rs6000.md (allocate_stack): Likewise
4642 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4644 PR tree-optimization/37574
4645 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4646 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4647 instead of vector_type for constants. Take computation out of loop.
4648 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4649 and use only vector_type for invariant case.
4650 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4652 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4655 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4656 the decl is a VAR_DECL or FUNCTION_DECL.
4658 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4661 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4662 (mark_ref_live, mark_ref_dead): Use them.
4663 (def_conflicts_with_inputs_p): Remove.
4664 (mark_early_clobbers): New function.
4665 (process_bb_node_lives): Call preprocess_constraints and
4666 mark_early_clobbers.
4668 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4670 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4673 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4674 (ira_compress_allocno_live_ranges): New prototype.
4676 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4677 (coalesced_allocnos_living_at_program_points): New.
4678 (coalesced_allocnos_live_at_points_p,
4679 set_coalesced_allocnos_live_points): New functions.
4680 (coalesce_spill_slots): Rewrite.
4682 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4683 ira_compress_allocno_live_ranges): New functions.
4685 * ira-build.c (ira_flattening): Call
4686 ira_compress_allocno_live_ranges.
4689 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4691 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4694 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4696 * combine.c (make_compound_operation): Handle the 'E' format.
4697 (count_rtxs): Likewise.
4698 (update_table_tick): Likewise.
4699 (get_last_value_validate): Likewise.
4701 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4703 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4705 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4707 * matrix-reorg.c (transform_allocation_sites): Initializers
4708 added to avoid the warning.
4710 2008-09-25 Martin Jambor <mjambor@suse.cz>
4712 * cgraph.c (free_nodes): New variable.
4713 (NEXT_FREE_NODE): New macro.
4714 (cgraph_create_node): Reuse nodes from the free list. Do not
4715 update uid if doing so.
4716 (cgraph_remove_node): Add the node to the free list.
4718 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4720 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4722 2008-09-24 Richard Henderson <rth@redhat.com>
4724 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4725 * unwind-dw2.c (execute_stack_op): Handle it.
4727 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4730 2008-09-24 Michael J. Eager <eager@eagercon.com>
4732 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4734 * c-common.c (fname_decl): New location argument.
4735 * c-common.h (fname_decl): Same.
4736 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4738 (c_parser_typeof_specifier): Same.
4739 (c_parser_parms_list_declarator): Same.
4740 (c_parser_asm_string_literal): Same.
4741 (c_parser_compound_statement_nostart): Same.
4742 (c_parser_label): Same.
4743 (c_parser_do_statement): Same.
4744 (c_parser_asm_statement): Same.
4745 (c_parser_unary_expression): Same.
4746 (c_parser_sizeof_expression): Same.
4747 (c_parser_postfix_expression): Same.
4748 (c_parser_pragma): Same.
4749 (c_parser_omp_clause_collapse): Same.
4750 (c_parser_omp_clause_num_threads): Same.
4751 (c_parser_omp_clause_schedule): Same.
4752 (c_parser_omp_all_clauses): Same.
4753 (c_parser_omp_sections_scope): Same.
4754 (c_parser_omp_for_loop): Same. Pass condition's location to
4755 c_objc_common_truthvalue_conversion.
4756 (c_parser_enum_specifier): Remove comment.
4758 2008-09-24 Michael J. Eager <eager@eagercon.com>
4760 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4762 * config/rs6000/rs6000.c (rs6000_override_options): Move
4763 rs6000_init_hard_regno_mode_ok after all options changed.
4764 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4765 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4766 -msimple-fpu flags. Add warning messages if single FP not configured.
4767 (rs6000_file_start): Output gnu_attribute for single-float.
4768 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4769 (rs6000_legitimize_address): Likewise.
4770 (rs6000_legitimize_reload_address): Likewise.
4771 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4772 TARGET_SINGLE_FLOAT.
4773 (function_arg_advance): Likewise.
4774 (function_arg): Likewise.
4775 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4776 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4777 TARGET_SINGLE_FLOAT.
4778 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4779 (rs6000_emit_prologue): Likewise.
4780 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4781 TARGET_SINGLE_FLOAT.
4782 (rs6000_libcall_value): Likewise.
4783 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4784 (TARGET_DOUBLE_FLOAT): New default to 1
4785 (TARGET_SIMPLE_FPU): New default to 0
4786 (TARGET_SINGLE_FPU): New default to 0
4787 (TARGET_SINGLE_FLOAT_MODE): New.
4788 (TARGET_DOUBLE_FLOAT_MODE): New.
4789 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4790 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4792 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4793 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4794 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4795 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4796 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4797 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4798 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4799 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4800 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4801 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4802 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4803 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4804 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4805 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4806 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4807 cmptf_internal1, *cmptf_internal2): Condition on
4808 TARGET_DOUBLE_FLOAT.
4809 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4810 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4811 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4812 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4813 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4814 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4815 TARGET_SINGLE_FLOAT.
4816 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4817 * config/rs6000/rs6000.opt (-msingle-float): New.
4818 (-mdouble-float): New.
4819 (-msimple-fpu): New.
4820 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4821 -msingle-float, -mdouble-float, -msimple-fpu options.
4822 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4823 _SOFT_DOUBLE for -msingle-float.
4824 * config.gcc: New config for target=powerpc-xilinx-eabi.
4826 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4828 * config/sparc/constraints.md: New file.
4829 * config/sparc/sparc.md: Include it.
4830 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4831 (sparc_extra_constraint_check): Delete.
4832 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4833 (memory_ok_for_ldd): New predicate.
4834 (sparc_extra_constraint_check): Delete.
4835 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4836 (CONST_OK_FOR_LETTER_P): Likewise.
4837 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4838 (EXTRA_CONSTRAINT): Likewise.
4840 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4842 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4844 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4846 * alias.c (find_base_value): Use FIND_BASE_TERM.
4847 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4849 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4851 * config/i386/i386.c: Include cselib.h.
4852 (ix86_pic_register_p): New function.
4853 (ix86_delegitimize_address): Use it to check for the PIC register.
4855 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4857 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4858 * config/i386/i386.c (ix86_find_base_term): Don't check for
4859 SYMBOL_REF and LABEL_REF.
4861 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4863 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4864 constant PLUS in a CONST.
4866 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4868 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4869 check for sibcall support for w64.
4871 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4873 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4875 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4877 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4878 parser_build_binary_op.
4879 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4880 * c-typeck.c (build_array_ref): Same.
4881 (parser_build_unary_op): New location argument.
4882 (pointer_diff): Pass location to build_binary_op,
4883 c_objc_common_truthvalue_conversion.
4884 (build_modify_expr): Same.
4885 (build_unary_op): New location argument.
4886 (build_binary_op): New location argument.
4887 (c_objc_common_truthvalue_conversion): Pass location to
4888 c_*common_truthvalue_conversion.
4889 * c-convert.c (convert): Same.
4890 * c-common.c (binary_op_error): New location argument.
4891 (pointer_int_sum): Pass location to build_binary_op.
4892 (c_common_truthvalue_conversion): New location argument.
4893 (warn_for_sign_compare): Same.
4894 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4895 binary_op_error, build_binary_op, warn_for_sign_compare.
4896 * c-parser.c (c_parser_condition): Pass location to
4897 c_*common_truthvalue_conversion.
4898 (c_parser_conditional_expression): Save condition's location and pass
4900 (c_parser_binary_expression): Same, but for the binary operator's
4902 (c_parser_omp_for_loop): Pass location to
4903 c_objc_common_truthvalue_conversion.
4905 2008-09-23 Martin Jambor <mjambor@suse.cz>
4907 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4908 (cgraph_node_remove_callees): New temporary f. Hold the next item
4910 (cgraph_node_remove_callers): Likewise.
4912 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4913 (ipa_node_removal_hook): Likewise.
4915 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4916 gimple_call_copy_skip_args and moved to the gimple_call section.
4917 * gimple.c (gimple_copy_call_skip_args): Renamed to
4918 gimple_call_copy_skip_args. Changed al users.
4920 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4922 * ira-color.c (start_allocno_priorities): Rename to
4923 setup_allocno_priorities. Use costs and
4924 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4925 range lengths. Get rid off doubles.
4926 (ira_fast_allocations): Call start_allocno_priorities.
4928 2008-09-22 David Daney <ddaney@avtrex.com>
4931 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4932 register if TARGET_LONG_CALLS.
4934 2008-09-22 Richard Guenther <rguenther@suse.de>
4936 PR tree-optimization/37145
4937 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4938 value-numbering union accesses with their offset and size only.
4939 (visit_reference_op_load): Fix simplification of inserted conversions.
4940 * tree-ssa-pre.c (find_or_generate_expression): Do not
4941 recursively generate expressions if running FRE.
4943 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4945 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4946 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4949 2008-09-22 Richard Guenther <rguenther@suse.de>
4951 PR tree-optimization/37145
4952 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4953 (phi_translate_1): Constant fold references.
4955 2008-09-22 Ira Rosen <irar@il.ibm.com>
4957 PR tree-optimization/37482
4958 * tree-vectorizer.h (struct _slp_instance): Add new field.
4959 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4960 (get_earlier_stmt): New function.
4961 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4963 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4964 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4965 asserts that GSI points to the scalar statement being vectorized.
4966 Set new statement location according to GSI.
4967 (vect_schedule_slp_instance): Use GSI of
4968 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4970 2008-09-21 Jan Hubicka <jh@suse.cz>
4972 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4973 (ipcp_insert_stage): Update dead_nodes bitmap.
4975 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4978 * config/i386/t-cygming (SHLIB_LC): Remove.
4979 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4980 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4982 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4986 * final.c (mark_symbol_ref_as_used): New helper function.
4987 (output_operand): Instead of just looking inside MEMs for
4988 SYMBOL_REFs, use new helper function and for_each_rtx.
4989 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4990 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4991 Make head comment more general.
4992 * config/darwin.c (machopic_output_indirection): Handle weak
4993 references here, like in assemble_external.
4995 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4997 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4998 (sparc_emit_float_lib_cmp): Change return type.
4999 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
5000 (gen_compare_operator): New function.
5001 (sparc_emit_float_lib_cmp): Return the new operator to be used in
5002 the comparison sequence. Minor tweaks.
5003 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
5004 that the final operator and the result of sparc_emit_float_lib_cmp
5005 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
5006 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5007 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5008 result of sparc_emit_float_lib_cmp match for software TFmode.
5009 (movqicc, movhicc, movsicc, movdicc): Merge into...
5010 (mov<I:mode>cc): ...this.
5011 (movsfcc, movdfcc, movtfcc): Merge into...
5012 (mov<F:mode>cc): ...this.
5013 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5015 (mov<I:mode>_cc_v9): ...this.
5016 (movdi_cc_sp64_trunc): Delete.
5017 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5018 movdi_cc_reg_sp64): Merge into...
5019 (mov<I:mode>_cc_reg_sp64): ...this.
5020 (movsf_cc_sp64): Rename into...
5021 (movsf_cc_v9): ...this.
5022 (movdf_cc_sp64): Rename into...
5023 (movdf_cc_v9): ...this.
5024 (movtf_cc_hq_sp64): Rename into...
5025 (movtf_cc_hq_v9): ...this.
5026 (movtf_cc_sp64): Rename into...
5027 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5029 2008-09-21 Diego Novillo <dnovillo@google.com>
5031 * doc/gccint.texi: Include generic.texi and gimple.texi.
5033 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5034 (GIMPLE): Move to gimple.texi.
5035 (Annotations): Remove references to to stmt_ann_t and
5037 (SSA Operands): Rename from 'Statement Operands'.
5038 * doc/generic.texi: New.
5039 * doc/gimple.texi: New.
5040 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5041 * Makefile.in (TEXI_GCCINT_FILES):
5042 * gimple.c (gimple_copy_call_skip_args): Rename from
5043 giple_copy_call_skip_args. Update all users.
5044 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5046 2008-09-21 Ira Rosen <irar@il.ibm.com>
5048 PR tree-optimization/37539
5049 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5050 statement in related statement field only for the first load of the
5051 group of loads with the same data reference.
5053 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5055 * config/mips/mips.h (TUNE_OCTEON): New macro.
5056 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5057 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5058 * config/mips/octeon.md: New file.
5059 * config/mips/mips.md: Include octeon.md. Restore
5060 semi-alphabetical order of include files.
5062 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5065 * config/i386/i386.md (*jcc_fused_1): Removed.
5066 (*jcc_fused_2): Likewise.
5067 (*jcc_fused_3): Likewise.
5068 (*jcc_fused_4): Likewise.
5070 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5072 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5073 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5074 * target.h (gcc_target): Add ira_cover_classes.
5075 * ira.c: Remove IRA_COVER_CLASSES guards.
5076 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5077 instead of IRA_COVER_CLASSES.
5078 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5079 (setup_class_translate): Likewise.
5080 (setup_reg_class_intersect_union): Likewise.
5081 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5082 test of targetm.ira_cover_classes.
5083 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5084 of IRA_COVER_CLASSES.
5085 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5086 (TARGET_INITIALIZER): Include it.
5087 * targhooks.h (default_ira_cover_classes): Declare.
5088 * targhooks.c (default_ira_cover_classes): New function.
5090 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5092 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5094 2008-09-19 Ian Lance Taylor <iant@google.com>
5096 * varasm.c (narrowing_initializer_constant_valid_p): Return
5097 NULL_TREE if ENDTYPE is not an integer.
5099 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5102 * tree-ssa.c (execute_update_addresses_taken): Also update
5103 DECL_GIMPLE_REG_P for vector and complex types.
5105 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5106 Jan Hubicka <jh@suse.cz>
5109 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5110 empty before freeing them.
5111 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5113 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5115 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5116 * config/xtensa/predicates.md (tls_symbol_operand): New.
5117 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5118 (TARGET_CANNOT_FORCE_MEM): Define.
5119 (xtensa_tls_symbol_p): New.
5120 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5121 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5122 (xtensa_tls_module_base): New.
5123 (xtensa_call_tls_desc): New.
5124 (xtensa_legitimize_tls_address): New.
5125 (xtensa_legitimize_address): Handle TLS symbols.
5126 (xtensa_tls_referenced_p_1): New.
5127 (xtensa_tls_referenced_p): New.
5128 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5130 (XTENSA_BUILTIN_THREAD_POINTER): New.
5131 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5132 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5133 builtin. Add declarations for __builtin_thread_pointer and
5134 __builtin_set_thread_pointer.
5135 (xtensa_fold_builtin): Recognize new builtins.
5136 (xtensa_expand_builtin): Expand new builtins.
5137 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5138 (TARGET_THREADPTR): Define.
5139 (HAVE_AS_TLS): Define default value.
5140 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5141 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5142 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5143 (UNSPECV_SET_TP): New.
5144 (sym_TPOFF, sym_DTPOFF): New.
5145 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5146 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5147 * configure: Regenerated.
5149 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5152 * config/ia64/ia64.c (ia64_optimization_options): Move
5153 checking and setting flag_schedule_insns_after_reload and
5154 ia64_flag_schedule_insns2 back to ...
5155 (ia64_override_options): Here.
5157 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5160 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5161 zero extend count after the correction to it is done.
5162 (doloop_optimize): Update call to doloop_modify, don't zero extend
5165 2008-09-18 Martin Jambor <mjambor@suse.cz>
5167 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5169 * ipa-prop.c: Correct comments.
5170 * ipa-prop.h: Likewise.
5172 2008-09-18 Jan Hubicka <jh@suse.cz>
5175 * ipa-reference.c (ipa_reference_local_vars_info_d,
5176 ipa_reference_global_vars_info_d,
5177 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5178 ipa_reference_vars_info_t): Move here from ipa-reference.h
5179 (node_duplication_hook_holder, node_removal_hook_holder): New.
5180 (get_reference_vars_info_from_cgraph): Rename to ...
5181 (get_reference_vars_info): ... this one, use cgraph uids.
5182 (get_local_reference_vars_info, get_global_reference_vars_info):
5183 Use cgraph instead of decl.
5184 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5186 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5187 ipa_reference_get_written_global,
5188 ipa_reference_get_not_written_global): Use cgraph argument.
5189 (check_call): Simplify avail check.
5190 (scan_stmt_for_static_refs): Update.
5191 (propagate_bits): Update.
5192 (merge_callee_local_info): Remove.
5193 (init_function_info): Use cgraph nodes.
5194 (clean_function_local_data): Break out from ...
5195 (clean_function): ... here.
5196 (copy_local_bitmap, copy_global_bitmap): New functions.
5197 (duplicate_node_data, remove_node_data): New functions.
5198 (generate_summary): Register hooks; use visibility instead of
5200 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5201 * ipa-reference.h (ipa_reference_local_vars_info_d,
5202 ipa_reference_global_vars_info_d,
5203 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5204 ipa_reference_vars_info_t): Move to ipa-reference.c
5205 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5207 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5208 ipa_reference_get_not_read_global,
5209 ipa_reference_get_not_written_global): Update prototype.
5210 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5211 (init_state): Remove.
5212 (node_duplication_hook_holder, node_removal_hook_holder): New.
5213 (get_function_state, set_function_state): Use VECtor.
5214 (analyze_function): Check body availability.
5215 (add_new_function): Likewise.
5216 (duplicate_node_data, remove_node_data): New.
5217 (generate_summary): Register hooks; do not care about clones.
5218 (propafate): Do not care about clones; recursive functions are
5220 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5221 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5222 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5224 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5225 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5226 Update call of ipa-reference accesors.
5228 2008-09-18 Simon Baldwin <simonb@google.com>
5230 * c-opts.c (c_common_handle_option): Add handling for
5231 -Wbuiltin-macro-redefined command line option.
5232 * c.opt: Added builtin-macro-redefined option.
5233 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5236 2008-09-18 Richard Guenther <rguenther@suse.de>
5238 PR tree-optimization/37258
5239 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5240 and signedness for integral types.
5241 (vn_phi_eq): Require compatible types.
5243 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5246 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5247 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5249 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5250 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5251 ggc_free other TREE_LIST nodes from that chain.
5252 * function.c (instantiate_decls): Instantiate also DECL_RTL
5253 of vars in cfun->local_decls, free that list afterwards.
5255 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5257 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5258 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5260 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5262 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5263 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5265 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5267 PR tree-optimization/37102
5268 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5269 from a node. Check to see if another PHI is dead.
5270 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5271 remove real PHIs which have no uses.
5272 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5274 2008-09-18 Richard Guenther <rguenther@suse.de>
5277 * tree-cfg.c (remove_useless_stmts_1): Remove
5278 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5280 2008-09-18 Nick Clifton <nickc@redhat.com>
5282 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5283 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5284 to frv_secondary_reload_class.
5285 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5286 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5287 (frv_secondary_reload_class): Omit unused parameter.
5288 (frv_secondary_reload): New function. Handle the case when
5289 secondary_reload_class() is called before the reload_(in|out)
5290 _optabs have been initialised.
5291 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5293 * config/frv/frv.md: Define an exclusion set between fr550_m0
5296 2008-09-18 Richard Guenther <rguenther@suse.de>
5298 PR tree-optimization/37456
5299 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5300 want to insert after ends a BB insert on the single fallthru
5303 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5305 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5306 Mention -march=z9-109, z9-ec and z10.
5308 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5310 PR rtl-optimization/37544
5311 * regrename.c (maybe_mode_change): Exit early when copy_mode
5312 is narrower than orig_mode and narrower than new_mode.
5314 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5317 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5319 * sched-rgn.c (ref_counts): Remove.
5320 (insn_referenced): New static variable.
5321 (INSN_REF_COUNT): Remove.
5322 (sched_run_compute_dependencies): Use insn_referenced instead of
5324 (add_branch_dependences): Likewise. Delete dead assignment.
5326 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5328 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5329 consumer is an asm. Add comment why this is important.
5330 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5331 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5333 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5335 * expr.c (emit_group_store): Do not shift before moving via a
5338 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5340 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5341 from aggregate to non-aggregate type if the bit pattern is not fully
5342 preserved afterwards.
5344 2008-09-17 Richard Guenther <rguenther@suse.de>
5346 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5347 (verify_gimple_assign): ... this. Split into ...
5348 (verify_gimple_assign_unary): ... this,
5349 (verify_gimple_assign_binary): ... that,
5350 (verify_gimple_assign_single): ... and this.
5351 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5352 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5353 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5354 (verify_types_in_gimple_reference): Be forgiving with
5356 (verify_gimple_phi): Deal with virtual operands.
5358 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5360 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5362 * tree.c (get_callee_fndecl): Don't call the language hook.
5363 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5364 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5365 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5367 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5369 * tree.c (protected_set_expr_location): Don't unnecessarily
5370 check for error_mark_node.
5372 2008-09-17 Art Haas <ahaas@impactweather.com>
5374 * ipa-reference.c (analyze_function): Declare step only if
5375 ENABLE_CHECKING is defined.
5377 2008-09-17 Jan Hubicka <jh@suse.cz>
5380 * tree.h (DECL_INLINE): remove.
5381 (DECL_DECLARED_INLINE_P): Update docs.
5382 (DECL_NO_INLINE_WARNING_P): new.
5383 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5384 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5386 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5387 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5390 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5393 2008-09-17 Jan Hubicka <jh@suse.cz>
5395 * ipa-reference.c (ipa_obstack): Remove.
5396 (local_info_obstack, global_info_obstack): New.
5397 (add_static_var): We now handle variables only.
5398 (mark_address_taken, mark_load, mark_store): New functions based on ...
5399 (check_operand): ... remove.
5400 (get_asm_stmt_operands): Rename to ...
5401 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5402 (scan_stmt_for_static_refs): Rewrite.
5403 (scan_op_for_static_refs): Rename to ...
5404 (scan_initializer_for_static_refs): do not look for VAR_DECL
5405 initializers; stop recursion on types and decls.
5406 (ipa_init): Use proper obstacks.
5407 (analyze_variable): Use scan_initializer_for_static_refs.
5408 (init_function_info): Use local obstack.
5409 (analyze_function): Simplify.
5410 (add_new_function): We don't need visited_nodes obstack.
5411 (generate_summary): Use proper obstacks; cleanup after propagation.
5413 2008-09-17 Richard Guenther <rguenther@suse.de>
5416 PR tree-optimization/37491
5417 * alias.c (get_alias_set): Use the canonical type.
5418 * tree-vect-transform.c (vectorizable_store): Use the type of
5419 the lhs for the vector type. Adjust checking.
5420 (vectorizable_load): Adjust checking.
5422 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5423 Adam Nemet <anemet@caviumnetworks.com>
5425 PR rtl-optimization/37483
5426 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5427 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5428 Rearrange code to better match the original comment. Check
5429 t_unconditional first. Improve comment.
5431 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5434 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5435 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5438 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5439 GIMPLE_TRY if cleanup sequence is empty.
5441 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5444 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5445 eliminate IV if the cost are the same.
5447 2008-09-16 Richard Guenther <rguenther@suse.de>
5450 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5453 2008-09-16 Richard Guenther <rguenther@suse.de>
5455 PR tree-optimization/37508
5456 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5458 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5460 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5462 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5464 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5465 use gen_floatdidf2 directly.
5466 (floatunssidf2): Likewise.
5467 (floatsidf_ppc64_mfpgpr): Remove.
5468 (floatsidf_ppc64): Remove.
5469 (floatunssidf_ppc64): Remove.
5471 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5473 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5474 rather than update_cost_queue.
5476 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5477 in every call starting with the second one, instead of only when
5478 alias_bitmap_obstack.elements != NULL.
5480 * tree-predcom.c (filter_suitable_components): Free all refs in
5481 act->refs vector before calling release_component.
5482 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5484 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5486 * tree-loop-linear.c (linear_transform_loops): Initialize
5487 lambda_obstack only after calling perfect_loop_nest_depth.
5488 Goto free_and_continue instead of just continue for later failures.
5491 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5494 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5496 2008-09-14 Andreas Schwab <schwab@suse.de>
5498 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5500 2008-09-14 Jan Hubicka <jh@suse.cz>
5502 * invoke.texi (-fconserve-stack): Document.
5503 * opts.c (decode_options): Handle conserve_stack.
5504 * common.opt (fconvserve_stack): New.
5506 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5508 * config.host: Add x-aix to host_xmake_file.
5509 * config/rs6000/t-aix52: Do not override LDFLAGS.
5510 * config/rs6000/x-aix: New file.
5512 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5518 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5519 is not recognized as a valid register usage. Allow REG_X to be used
5521 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5522 forces a reload when using a base register.
5524 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5526 * config/i386/cygming-crtend.c (register_frame_ctor): If
5527 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5528 directly with atexit.
5529 (deregister_frame_ctor): Rename to ...
5530 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5531 if !DEFAULT_USE_CXA_ATEXIT.
5533 2008-09-13 Jan Hubicka <jh@suse.cz>
5535 * cgraph.c: Include value-prof.h
5536 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5538 2008-09-13 Jan Hubicka <jh@suse.cz>
5541 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5542 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5543 tree_gen_one_value_profiler, tree_gen_average_profiler,
5544 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5546 2008-09-13 Jan Hubicka <jh@suse.cz>
5548 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5549 too many bytes on misalligned blocks.
5551 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5553 * doc/cfg.texi: Fix some typos.
5554 * doc/extend.texi: Likewise.
5555 * doc/install.texi: Likewise.
5556 * doc/invoke.texi: Likewise.
5557 * doc/rtl.texi: Likewise.
5558 * doc/tree-ssa.texi: Likewise.
5560 2008-09-13 Richard Guenther <rguenther@suse.de>
5563 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5564 gimple stores for memory rhs.
5566 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5568 PR rtl-optimization/37489
5569 * cse.c (fold_rtx): Don't return const_true_rtx for float
5570 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5572 2008-09-13 Jan Hubicka <jh@suse.cz>
5574 PR tree-optimization/37392
5575 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5577 2008-09-13 Martin Jambor <mjambor@suse.cz>
5578 Jan Hubicka <jh@suse.cz>
5580 * cgraph.c (free_edges): New variable.
5581 (NEXT_FREE_EDGE): New macro.
5582 (cgraph_free_edge): New function.
5583 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5584 (cgraph_node_remove_callees): Likewise.
5585 (cgraph_node_remove_callers): Likewise.
5586 (cgraph_create_edge): Reuse edges from the free list. Do not
5587 update uid if doing so.
5588 (cgraph_remove_*_hook): Add free call.
5590 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5592 * ira-color.c (conflict_allocno_vec): Delete.
5593 (update_cost_queue_elem): New structure.
5594 (update_cost_queue): New variable.
5595 (update_cost_queue_tail): Likewise.
5596 (update_cost_queue_elems): Likewise.
5597 (allocno_update_cost_check): Delete.
5598 (initiate_cost_update): Allocate update_cost_queue_elems
5599 instead of allocno_update_cost_check.
5600 (finish_cost_update): Update the free()s accordingly.
5601 (start_update_cost): New function.
5602 (queue_update_cost): Likewise.
5603 (get_next_update_cost): Likewise.
5604 (update_copy_costs_1): Inline into...
5605 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5606 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5607 once we've established they are equal. Don't allocate update
5608 costs if there is nothing to add to them.
5609 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5610 DIVISOR arguments. Use a queue instead of recursive calls;
5611 process all the allocnos in the initial queue, rather than
5613 (assign_hard_reg): Use queue_update_cost instead of
5614 conflict_allocno_vec. Queue coalesced allocnos instead
5615 of calling update_conflict_hard_regno_costs for each one.
5616 Just call update_conflict_hard_regno_costs once for the
5618 (ira_color): Remove conflict_allocno_vec handling.
5620 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5622 PR tree-optimization/37484
5623 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5624 (save_var_name): Same.
5625 (initialize_cloog_names): Same.
5626 (initialize_cloog_names): Same.
5628 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5630 * tree-scalar-evolution.c (set_instantiated_value): Set
5633 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5637 * ira-build.c (common_loop_tree_node_dominator): Remove.
5638 (copy_live_ranges_to_removed_store_destinations): New function.
5639 (regno_top_level_allocno_map): Move to top level from ...
5640 (ira_flattening): ... here. Use
5641 copy_live_ranges_to_removed_store_destinations.
5643 * ira-emit.c (generate_edge_moves): Fix a comment.
5645 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5648 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5649 scratch register after 'set' pattern.
5651 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5653 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5654 information passed to mark_reg_pointer.
5655 * explow.c (force_reg): Likewise.
5657 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5659 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5660 when building for the celledp architecture.
5662 2008-09-12 Richard Guenther <rguenther@suse.de>
5664 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5666 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5668 PR rtl-optimization/37424
5669 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5670 the regnos instead of the addresses.
5672 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5674 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5676 2008-09-11 Richard Guenther <rguenther@suse.de>
5678 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5679 entering the weaker equivalence recording.
5681 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5683 2008-09-11 Jeff Law <law@redhat.com>
5685 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5686 by assign_stack_local on the IRA path for stack slot sharing
5687 as well as the non-IRA path.
5689 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5691 * config/i386/i386.h: Fix whitespace issues.
5693 2008-09-11 Martin Jambor <mjambor@suse.cz>
5695 * ipa-prop.h (struct ipa_param_flags): Removed.
5696 (struct ipa_param_descriptor): New structure.
5697 (struct ipa_node_params): ipcp_lattices, param_decls and
5698 param_flags moved to ipa_param_description.
5699 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5700 descriptors. Renamed all users.
5701 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5702 changed to access descriptors. Renamed all users.
5703 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5704 to access descriptors. Renamed all users.
5705 * ipa-cp.c (ipcp_init_cloned_node): Call
5706 ipa_initialize_node_params instead of ipa_count_formal_params and
5707 ipa_create_param_decls_array.
5708 (ipcp_analyze_node): Likewise.
5709 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5710 descriptors. Renamed all users.
5711 (ipcp_initialize_node_lattices): Remove allocation.
5712 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5713 ipa_initialize_node_params instead of ipa_count_formal_params and
5714 ipa_create_param_decls_array.
5715 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5716 ipa_populate_param_decls, made static, added parameter info,
5717 renamed mt to node, removed allocation, changed to use
5719 (ipa_count_formal_params): Made static, added parameter info,
5721 (ipa_initialize_node_params): New function.
5722 (ipa_check_stmt_modifications): Changed to use descriptors.
5723 (ipa_detect_param_modifications): Removed allocation, changed to
5725 (ipa_note_param_call): Changed to use descriptors.
5726 (ipa_analyze_params_uses): Removed allocation.
5727 (ipa_free_node_params_substructures): Changed to use descriptors.
5728 (ipa_edge_duplication_hook): Use the unused attribute.
5729 (ipa_node_duplication_hook): Use the unused attribute, changed to
5730 use descriptors, changed to duplicate descriptors.
5732 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5733 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5734 indirect inlining. Made static.
5735 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5736 functions called only once.
5737 (cgraph_decide_recursive_inlining): Don't call
5738 ipa_propagate_indirect_call_infos, pass new_edges to
5739 cgraph_mark_inline_edge instead.
5740 (cgraph_decide_inlining_of_small_functions): Don't call
5741 ipa_propagate_indirect_call_infos, pass new_edges to
5742 cgraph_mark_inline_edge instead.
5743 (cgraph_decide_inlining): Don't call
5744 ipa_propagate_indirect_call_infos.
5745 * ipa-prop.c: Check that vectors are allocated.
5747 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5748 iff a new cgraph edges have been created.
5749 (cgraph_decide_inlining): New variable redo_always_inline.
5750 Flattening and always_inlining loop until callgraph stabilizes.
5751 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5752 true iff new cgraph edges have been created.
5753 (propagate_info_to_inlined_callees): Likewise.
5754 (ipa_propagate_indirect_call_infos): Likewise.
5756 2008-09-11 Richard Guenther <rguenther@suse.de>
5758 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5759 (set_prologue_iterations): Likewise.
5760 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5762 (vect_update_init_of_dr): Likewise.
5763 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5765 * fold-const.c (fold_unary): Do not generate calculations
5768 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5770 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5771 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5772 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5774 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5776 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5777 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5778 before finalizing the changes.
5779 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5781 (simplify_truth_ops_using_ranges): New.
5782 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5783 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5784 whether a simplification was made.
5785 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5786 use a switch statement and also call simplify_truth_ops_using_ranges.
5788 2008-09-11 Jan Hubicka <jh@suse.cz>
5790 * ggc-common.c (loc_array): Make static.
5791 * dce.c (rest_of_handle_ud_dce): Free worklist.
5793 2008-09-11 Jan Hubicka <jh@suse.cz>
5795 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5796 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5797 function so we are sure we do not dangle it forever.
5798 * function.c (outer_function_chain, find_function_data): Remove.
5799 (function_context_stack): New.
5800 (push_function_context, pop_function_context): Update.
5801 * function.h (struct function): Remove pointer outer.
5802 (outer_function_chain, find_function_data): Remove.
5803 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5805 2008-09-11 Jan Hubicka <jh@suse.cz>
5808 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5810 2008-09-11 Jan Hubicka <jh@suse.cz>
5812 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5814 2008-09-11 Jan Hubicka <jh@suse.cz>
5816 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5817 (free_var_map_entry): New function.
5818 (redirect_edge_var_map_destroy): Use it.
5820 2008-09-11 Jan Hubicka <jh@suse.cz>
5823 * tree-inline.c (add_lexical_block): Replace with ...
5824 (prepend_lexical_block): ... prepend at begginig.
5825 (remap_blocks): Use it and reverse later.
5826 (expand_call_inline): Use prepend_lexical_block.
5828 2008-09-11 Jan Hubicka <jh@suse.cz>
5830 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5832 2008-09-11 Jan Hubicka <jh@suse.cz>
5834 * function.c (free_after_compilation): Call insn_locators_free.
5835 * cfglayout.c (insn_locators_free): New function.
5836 * rtl.h (insn_locators_free): Declare.
5838 2008-09-11 Jan Hubicka <jh@suse.cz>
5840 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5842 (cond_move_process_if_block): Update call.
5844 2008-09-11 Jan Hubicka <jh@suse.cz>
5846 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5847 * vec.c: Include hashtab.h
5848 (vec_descriptor, ptr_hash_entry): New structures.
5849 (vec_desc_hash, vec_ptr_map): New static variables.
5850 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5851 register_overhead, free_overhead, vec_heap_free): New functions.
5852 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5853 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5854 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5857 2008-09-11 Ira Rosen <irar@il.ibm.com>
5859 PR tree-optimization/37474
5860 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5861 length of load permutation.
5863 2008-09-11 Andreas Schwab <schwab@suse.de>
5865 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5867 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5870 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5871 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5872 simplify_gen_subreg.
5874 2008-09-11 Ira Rosen <irar@il.ibm.com>
5876 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5879 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5882 * gimplify.c (gimplify_body): Call default_rtl_profile.
5885 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5886 instead of tok->val.node if not expanding to something else. Handle
5887 intervening CPP_PADDING tokens.
5888 (altivec_categorize_keyword): Remove unneeded comparisons.
5890 2008-09-10 Richard Guenther <rguenther@suse.de>
5892 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5894 2008-09-10 Richard Guenther <rguenther@suse.de>
5897 * tree-inline.c (insert_init_stmt): Make sure to not
5898 insert invalid gimple stores.
5900 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5902 PR tree-optimization/37388
5903 * toplev.c (process_options): Fail and warn when graphite
5904 flags are used, but the compiler has not been configured
5905 with graphite libraries.
5906 * graphite.c (graphite_transform_loops): Remove printfs
5907 to dump_file for the case when graphite is not available.
5909 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5912 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5913 the even element into register.
5914 (ix86_expand_vector_init_general): Don't use
5915 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5916 if we can't move from GPR to SSE register directly.
5918 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5920 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5921 not lose track of the number of NOPs needed. Number of NOPs needed
5922 for sync vs. loads workaround was switched; corrected. Run second
5923 pass for all workarounds. No NOPs needed after call insns. Change
5924 second pass to use find_next_insn_start and find_load helpers in order
5925 to properly detect parallel insns.
5926 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5928 2008-09-10 Jan Hubicka <jh@suse.cz>
5930 * value-prof.c (gimple_ic): Fix tuplification bug.
5931 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5934 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5936 PR tree-optimization/37353
5937 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5938 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5939 calls instead of cond_dead_built_in_calls.
5940 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5941 initalize the vector only before adding first entry. Use VEC_safe_push
5942 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5943 shrink_wrap_conditional_dead_built_in_calls call.
5945 2008-09-10 Ira Rosen <irar@il.ibm.com>
5947 PR tree-optimization/37385
5948 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5949 argument, and use it as a vector type if not NULL.
5950 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5952 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5953 additional argument.
5954 (vectorizable_load): Likewise.
5956 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5958 * config/i386/i386.md (SWI32): New mode iterator.
5959 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5962 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5964 PR rtl-optimization/37435
5965 * caller-save.c (insert_restore, insert_save): Check the mode by
5968 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5971 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5973 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5976 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5978 * doc/invoke.texi (ARM Options): Correct errors in discussion
5979 of -mfloat-abi, -mhard-float, and -msoft-float.
5981 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5982 Jan Hubicka <jh@suse.cz>
5985 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5986 calling gimple_regimplify_operands on it. Iterate over all newly
5987 added statements, not just the last one.
5988 (insert_init_stmt): Insert stmt into seq first, then call
5989 gimple_regimplify_operands on it. Don't create new gimplification
5990 context, nor find referenced vars.
5992 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5995 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5996 to pointer to vector pointer.
5997 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5998 propagate_info_to_inlined_callees): Likewise.
5999 (update_call_notes_after_inlining): Likewise. Push new indirect edge
6000 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
6001 ipa_check_create_edge_args.
6002 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
6003 argument to pointer to vector pointer.
6004 (cgraph_decide_inlining_of_small_function): Adjust
6005 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6009 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6010 optimizing for size, not speed.
6012 PR rtl-optimization/37408
6013 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6014 if parm is promoted.
6016 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6018 PR tree-optimization/37375
6019 * tree-scalar-evolution.c (scev_info_str): Add field
6021 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6022 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6023 set_instantiated_value): Pass instantiated_below.
6024 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6026 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6027 the definitions are not instantiated.
6029 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6030 (block_before_loop): New.
6031 * tree-data-ref.c (dr_analyze_indices): Update uses of
6033 * graphite.c (block_before_scop): New.
6034 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6035 basic block, not a loop for determining the parameters.
6036 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6038 (idx_record_params, find_params_in_bb, find_scop_parameters,
6039 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6040 to instantiate_scev.
6042 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6044 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6048 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6050 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6051 Check zero freq and increase if necessary.
6053 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6055 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6056 regno is in the right range. Add comments.
6058 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6060 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6062 * mips-tfile.c (copy_object): Cast alloca result to int *.
6063 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6065 Rename class to sclass.
6066 (read_tfile): Cast read_seek return values to proper types.
6067 Cast xcalloc return value to proper type.
6069 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6071 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6072 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6073 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6075 2008-09-09 Jan Hubicka <jh@suse.cz>
6077 * profile.c (is_edge_inconsistent): Add debug output; ignore
6078 negative count on fake edges.
6079 (is_inconsistent): Add debug output.
6081 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6083 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6085 (choose_ready): When first insn is chosen from the ready list, also
6088 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6090 PR rtl-optimization/37360
6091 * haifa-sched.c (max_issue): Do not assert that we never issue more
6092 insns than issue_rate. Add comment.
6094 2008-09-09 Richard Guenther <rguenther@suse.de>
6096 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6097 (verify_types_in_gimple_call): Rename to ...
6098 (verify_gimple_call): ... this. Enhance.
6099 (verify_types_in_gimple_cond): Remove.
6100 (verify_gimple_comparison): New function ...
6101 (verify_types_in_gimple_assign): ... split out from here.
6102 (verify_types_in_gimple_return): Rename to ...
6103 (verify_gimple_return): ... this. Enhance.
6104 (verify_types_in_gimple_switch): Rename to ...
6105 (verify_gimple_switch): ... this. Enhance.
6106 (verify_gimple_goto): New function.
6107 (verify_types_in_gimple_phi): Rename to ...
6108 (verify_gimple_phi): ... this. Enhance.
6109 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6110 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6111 (verify_types_in_gimple_seq_2): Remove cases handled in
6112 verify_types_in_gimple_stmt.
6114 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6116 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6117 (push_multiple_operation, pop_multiple_operation): Set it.
6118 (workaround_rts_anomaly): New function.
6119 (workaround_speculation): New function, broken out of bfin_reorg.
6120 (bfin_reorg): Call the new functions.
6122 2008-09-09 Richard Guenther <rguenther@suse.de>
6126 * gimplify.c (gimplify_conversion): Change conversions of
6127 non-register type to VIEW_CONVERT_EXPRs.
6128 (gimplify_addr_expr): If we need to make the operand
6129 addressable make sure to use a properly initialized
6130 temporary for that so it gets a valid gimple store.
6132 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6134 * function.h (struct function): Add function_start_locus.
6135 * cfgexpand.c (gimple_expand_cfg): Use it.
6136 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6138 2008-09-09 Richard Guenther <rguenther@suse.de>
6140 PR tree-optimization/37433
6141 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6144 2008-09-09 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/37387
6147 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6148 and bits to a common type.
6150 2008-09-09 Nick Clifton <nickc@redhat.com>
6152 * config/v850/v850.md (return): Restore frame size restriction.
6154 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6156 * c-common.c (c_expand_decl): Remove.
6157 * c-common.h (anon_aggr_type_p): Remove prototype.
6158 (DECL_ANON_UNION_ELEMS): Remove.
6159 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6160 * c-decl.c (anon_aggr_type_p): Remove.
6161 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6162 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6163 * langhooks.h (struct lang_hooks): Remove expand_decl.
6164 * langhooks.c (lhd_expand_decl): Remove.
6165 * stmt.c (expand_anon_union_decl): Remove.
6166 * tree.h (expand_anon_union_decl): Remove prototype.
6168 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6171 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6173 * config/avr/avr.md (QISI) : Define mode iterator.
6174 (negated_tst<mode>) : Redefine as split using mode macro.
6175 (reversed_tstqi): Define insn as reversed compare with zero.
6176 (reversed_tsthi): Ditto.
6177 (reversed_tstsi): Ditto.
6179 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6182 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6183 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6186 * predict.c (optimize_function_for_size_p): Don't segfault if
6188 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6189 tree_swap_operands_p): Don't test cfun != NULL before calling
6190 optimize_function_for_s*_p.
6192 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6194 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6197 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6199 * crx/crx.h (IRA_COVER_CLASSES): Define.
6201 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6204 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6205 even when a stmt has been gimple_modified_p, but after fold_stmt is
6206 not any longer. Remove unneeded may_have_exposed_new_symbols
6209 2008-09-08 Richard Guenther <rguenther@suse.de>
6211 PR tree-optimization/37421
6212 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6215 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6218 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6220 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6223 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6224 * pa-hpux10.h (LINK_SPEC): Likewise.
6225 * pa-hpux11.h (LINK_SPEC): Likewise.
6227 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6229 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6230 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6232 2008-09-07 Helge Deller <deller@gmx.de>
6234 * pa/linux-atomic.c: New file.
6235 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6236 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6238 2008-09-07 Richard Guenther <rguenther@suse.de>
6239 Ira Rosen <irar@il.ibm.com>
6241 PR tree-optimization/36630
6242 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6243 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6245 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6246 Ira Rosen <irar@il.ibm.com>
6248 PR tree-optimization/35642
6249 * config/rs6000/altivec.md (mulv8hi3): Implement.
6251 2008-09-06 Jeff Law <law@redhat.com>
6253 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6255 2008-09-06 Jan Hubicka <jh@suse.cz>
6257 PR tree-optimization/14703
6258 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6260 * passes.c (init_optimization_passes): Recompute inline parameters.
6262 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6264 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6267 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6268 Peter Fuerst <post@pfrst.de>
6270 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6271 * doc/extend.texi: Document __builtin_mips_cache.
6272 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6273 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6274 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6275 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6276 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6277 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6278 (set_push_mips_isas): New variable.
6279 (mips_r10k_cache_barrier): New variable.
6280 (cache): New availability predicate.
6281 (mips_builtins): Add an entry for __builtin_mips_cache.
6282 (mips_build_cvpointer_type): New function.
6283 (MIPS_ATYPE_CVPOINTER): New macro.
6284 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6286 (r10k_simplified_address_p, r10k_simplify_address)
6287 (r10k_uncached_address_p, r10k_safe_address_p)
6288 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6289 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6290 (r10k_insert_cache_barriers): New functions.
6291 (mips_reorg_process_insns): Delete cache barriers after a
6292 branch-likely instruction.
6293 (mips_reorg): Call r10k_insert_cache_barriers.
6294 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6295 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6296 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6297 (mips_cache, r10k_cache_barrier): New define_insns.
6299 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6301 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6302 * ira-color.c (setup_allocno_left_conflicts_num): Use
6303 hard_reg_set_equal_p instead of a comparison with
6304 ira_zero_hard_reg_set.
6305 * ira.c (setup_reg_subclasses): Likewise.
6306 (setup_cover_and_important_classes): Likewise.
6307 (setup_class_translate): Likewise.
6308 (setup_reg_class_intersect_union): Likewise.
6309 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6310 (ira_init_once): Don't initialize them.
6312 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6314 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6316 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6318 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6320 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6322 Improved branch hints, safe hints, and scheduling.
6324 * haifa-sched.c (sched_emit_insn) : Define.
6325 * sched-int.h (sched_emit_insn) : Add prototype.
6326 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6327 -mhint-max-distance -msafe-hints) : Document.
6328 * config/spu/spu.c (spu_flag_var_tracking): New.
6329 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6330 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6331 TARGET_ASM_FILE_START): Define.
6332 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6333 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6334 (spu_emit_branch_hint): Add blocks argument.
6335 (insert_branch_hints, insert_nops): Remove.
6336 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6337 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6338 spu_sched_reorder, asm_file_start): New functions.
6339 (clock_var, spu_sched_length, pipe0_clock,
6340 pipe1_clock, prev_clock_var, prev_priority,
6341 spu_ls_first, prev_ls_clock): New static variables.
6342 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6343 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6344 (nopn_nv): Add a non-volatile version of nop.
6345 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6346 -mhint-max-distance, -msafe-hints): New options.
6348 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6349 Samuel Tardieu <sam@rfc1149.net>
6351 * opts.c (decode_options): Combine nested if statements.
6354 * opts.c (decode_options): Handle more relationships among
6355 unit-at-a-time, toplevel-reorder, and section-anchors.
6357 2008-09-05 David Daney <ddaney@avtrex.com>
6359 * doc/install.texi (--enable-reduced-reflection): Document new option.
6361 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6363 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6365 (constantpool_operand): New.
6366 (move_operand): Disallow sub-word modes for the constant pool.
6367 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6368 (xtensa_secondary_reload_class): Replace with....
6369 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6370 Set icode for sub-word reloads from the constant pool.
6371 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6372 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6373 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6374 * config/xtensa/xtensa-protos.h: Update prototypes.
6376 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6378 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6379 (REG_CLASS_NAMES): Update.
6380 (REG_CLASS_CONTENTS): Update.
6381 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6382 of ALL_REGS for regs 77 and 78.
6383 * function.c (instantiate_virtual_regs_in_insn): Assert that
6384 return value of simplify_gen_subreg is not NULL.
6386 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6388 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6389 (gen_rtvec_v): Fix coding standards.
6391 2008-09-04 Jan Hubicka <jh@suse.cz>
6393 * i386.c (decide_alg): Be more conservative about optimizing for size.
6395 2008-09-04 Ian Lance Taylor <iant@google.com>
6397 * varasm.c (narrowing_initializer_constant_valid_p): New
6399 (initializer_constant_valid_p): Call it.
6401 2008-09-04 Jeff Law <law@redhat.com>
6403 * fold-const.c (native_encode_real): Fix computation of WORDS.
6404 (native_interpret_real): Likewise.
6406 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6408 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6410 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6412 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6413 that the cost is already taken into account in ira-costs.c
6415 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6417 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6418 ira_debug_copies): New.
6419 (ira_bulid): Call print_copies.
6421 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6423 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6426 * config/rs6000/rs6000.c (optimization_options): Remove check of
6427 flag_toplevel_order.
6429 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6431 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6432 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6433 second operand is a reg_imm10_operand.
6434 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6435 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6436 (*seq_<GPR:mode><GPR2:mode>): Rename to
6437 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6439 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6440 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6442 (*sne_<GPR:mode><GPR2:mode>): Rename to
6443 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6446 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6448 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6449 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6450 combining an arithmetic right shift by more than 31 and a
6451 trunction. Don't match for out-of-range shift amounts. Set
6452 attribute mode to <MODE>.
6453 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6454 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6455 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6456 shifts by less than 32.
6457 (extv): Change predicate on first operand to accept registers.
6458 Change predicate of the other operands from immediate_operand to
6459 const_int_operand. Expand exts when source is a register.
6460 (extzv): Change predicate of the constant operands from
6461 immediate_operand to const_int_operand.
6462 (extzv<mode>): Change predicate of the constant operands from
6463 immediate_operand to const_int_operand and no constraint. Also
6465 (*extzv_trunc<mode>_exts): New pattern.
6467 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6469 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6470 * config/mips/mips-protos.h (mask_low_and_shift_p,
6471 mask_low_and_shift_len): Declare.
6472 * config/mips/mips.c (mask_low_and_shift_p,
6473 mask_low_and_shift_len): New functions.
6474 (mips_print_operand): Handle new operand prefix "m".
6475 * config/mips/mips.md (*cins<mode>): New pattern.
6477 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6479 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6480 optimizing for size.
6482 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6484 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6485 regardless of epilogue_completed.
6487 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6490 * ira-lives.c (process_bb_node_lives): Check setjmp.
6492 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6495 * ira-build.c (form_loop_tree): Reverse BB walk.
6496 (create_bb_allocnos): Likewise.
6497 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6498 (mark_reg_store): Rename to...
6499 (mark_ref_live): ...this and take a df_ref argument instead of
6500 note_stores arguments. Assert that we have a register.
6501 (mark_reg_clobber): Delete.
6502 (def_conflicts_with_inputs_p): New function.
6503 (mark_reg_conflicts): Delete.
6504 (mark_reg_death): Rename to...
6505 (mark_ref_dead): ...this and take a df_ref argument instead of
6506 a register. Assert that we have a register.
6507 (process_bb_node_lives): Hoist frequency calculation out of
6508 instruction walk. Convert from a forwards scan to a backwards scan.
6509 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6510 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6511 (create_allocno_live_ranges): Don't create regs_set.
6513 2008-09-04 Ian Lance Taylor <iant@google.com>
6515 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6516 or REG_LABEL_TARGET.
6517 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6518 comparing MODE with MEM.
6519 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6520 comparing with GF_PREDICT_TAKEN.
6521 (gimple_get_lhs): Change code to enum gimple_code.
6522 (gimple_set_lhs): Likewise.
6523 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6524 * omp-low.c (find_omp_clause): Change kind parameter to enum
6526 * tree-flow.h (find_omp_clause): Update declaration.
6527 * regrename.c (clear_dead_regs): Change kind parameter to enum
6529 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6531 * see.c (see_get_extension_data): Change return type to enum
6532 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6533 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6534 (see_gen_normalized_extension): Change extension_code parameter to
6536 (see_seek_pre_extension_expr): Change extension_code to enum
6538 (see_merge_one_def_extension): Likewise.
6539 (see_handle_relevant_defs): Likewise.
6540 (see_handle_relevant_uses): Likewise.
6541 (see_analyze_one_def): Likewise.
6542 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6543 GIMPLE_ASM rather than ASM_EXPR.
6544 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6545 GIMPLE_RETURN rather than RETURN_EXPR.
6546 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6547 (evaluate_stmt): Likewise.
6548 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6549 to enum vect_relevant.
6550 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6551 compare gimple codes with tree codes.
6553 2008-09-04 Paul Brook <paul@codesourcery.com>
6555 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6557 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6559 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6560 pointer check lost in the recent no-unit-at-a-time patch.
6562 2008-09-04 Jan Hubicka <jh@suse.cz>
6565 * tree-switch-conversion.c (check_final_bb): Accept only IP
6568 2008-09-04 Jan Hubicka <jh@suse.cz>
6570 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6572 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6573 using_ranges argument.
6574 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6575 (vrp_visit_cond_stmt): Update call of
6576 vrp_evaluate_conditional_warnv_with_ops
6578 2008-09-04 Jan Hubicka <jh@suse.cz>
6580 PR tree-optimization/37345
6581 PR tree-optimization/37358
6582 PR tree-optimization/37357
6583 * tree.c (build_function_type_skip_args): Build distinct type copy;
6585 (build_function_decl_skip_args): Set type of new decl not orig decl;
6586 clear DECL_VINDEX for methods turned into functions.
6588 2008-09-04 Nick Clifton <nickc@redhat.com>
6590 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6591 * configure: Regenerate.
6592 * config.in: Regenerate.
6593 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6594 alignment field, if it is supported.
6596 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6598 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6601 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6603 * config/rs6000/rs6000.c (processor_target_table): Do not
6604 enable VMX for POWER6.
6606 2008-09-03 Anton Blanchard <anton@samba.org>
6608 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6609 emit memory barrier before operation.
6611 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6614 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6615 default_elf_asm_output_external.
6617 2008-09-03 Jeff Law <law@redhat.com>
6619 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6621 2008-09-03 Richard Henderson <rth@redhat.com>
6623 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6624 memory barrier to below the test-and-set.
6625 (alpha_split_lock_test_and_set_12): Likewise.
6627 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6631 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6634 * ira-color.c (print_loop_title): Use all_allocnos.
6635 (color_pass): Ditto. Don't add border_allocnos. Check that
6636 subloop allocno in the correspdoning bitmap all_allocnos.
6638 * ira-emit.c (change_loop): Use all_allocnos.
6640 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6641 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6642 (create_cap_allocno): Remove setting mentioned_allocnos.
6643 (create_insn_allocnos): Ditto.
6644 (remove_unnecessary_allocnos): Use all_allocnos.
6645 (check_allocno_creation): Check that allocnos are in the
6646 corresponding bitmap all_allocnos.
6648 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6652 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6653 (process_regs_for_copy): Process subregs. Refine check when cost
6654 is taken into account in ira-costs.c.
6655 (process_reg_shuffles): Use REG_SUBREG_P.
6656 (add_insn_allocno_copies): Ditto. Ignore modes.
6658 * ira-color.c (conflict_allocno_vec): New.
6659 (COST_HOP_DIVISOR): New macro.
6660 (update_copy_costs_1): Use it.
6661 (update_conflict_hard_regno_costs): New function.
6662 (assign_hard_reg): Use it.
6663 (ira_color): Allocate and free conflict_allocno_vec.
6665 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6669 * ira-int.h (ira_sort_insn_chain): Remove.
6671 * ira.c (basic_block_order_nums, chain_insn_order,
6672 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6673 (ira): Don't call ira_sort_insn_chain.
6675 * reload1.c (reload): Don't call ira_sort_insn_chain.
6677 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6680 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6681 which become non throw.
6682 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6683 update_call_expr after updating the flags on the decl.
6685 2008-09-03 Jan Hubicka <jh@suse.cz>
6687 PR tree-optimization/37315
6688 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6689 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6690 (cgraph_analyze_functions): Use node->analyzed
6691 (cgraph_mark_functions_to_output): Likewise.
6692 (cgraph_expand_function): All functions can be released after
6694 (cgraph_optimize): Use gimple_has_body_p.
6695 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6696 (cgraph_decide_inlining_incrementally): Likewise.
6697 (inline_transform): Inline transform.
6698 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6700 (inlinable_function_p): Drop gimple_body check.
6701 (expand_call_inline): Use gimple_has_body_p.
6702 * gimple.c (gimple_has_body_p): New.
6703 * gimple.h (gimple_has_body_p): Add prototype.
6704 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6705 (dump_function_to_file): Use gimple_has_body_p check.
6707 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6710 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6712 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6714 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6716 From Michael Frysinger <michael.frysinger@analog.com>
6717 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6718 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6721 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6724 * doc/extend.texi: Document picoChip builtin functions.
6725 * doc/invoke.texi: Document picoChip options.
6726 * doc/contrib.texi: Add picoChip contribution.
6727 * doc/md.texi: Document picoChip constraints.
6728 * config.gcc: Add picochip-*-*.
6729 * config/picochip/: Add new port.
6731 2008-09-03 Richard Guenther <rguenther@suse.de>
6733 PR tree-optimization/37328
6734 * tree-sra.c (sra_build_assignment): Gimplify properly.
6735 (generate_copy_inout): Take the correct stmt as definition,
6736 remove bogus assert.
6738 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6740 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6743 From Michael Frysinger <michael.frysinger@analog.com>
6744 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6746 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6748 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6749 (__gthread_setspecific): Revert 2008-08-31 change to
6750 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6752 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6754 * diagnostic.c (error_at): New.
6755 * toplev.h (error_at): New prototype.
6756 * c-typeck.c (build_array_ref): Call error_at instead of error.
6757 Pass location to pedwarn.
6759 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6761 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6763 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6765 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6766 VAR_DECL and CONST_DECL.
6768 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6769 Jakub Jelinek <jakub@redhat.com>
6771 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6772 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6773 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6774 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6775 Don't set ix86_save_varrargs_registers.
6776 (ix86_setup_incoming_varargs): Assume cum != NULL.
6777 (ix86_va_start): Check ix86_varargs_gpr_size and
6778 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6779 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6780 from frame pointer if ix86_varargs_gpr_size == 0.
6781 (ix86_compute_frame_layout): Updated.
6782 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6783 (ix86_varargs_gpr_size): Define.
6784 (ix86_varargs_fpr_size): Likewise.
6785 (machine_function): Remove save_varrargs_registers.
6786 Add varargs_gpr_size and varargs_fpr_size.
6788 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6790 * config/alpha/alpha.c (va_list_skip_additions,
6791 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6792 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6795 PR tree-optimization/36766
6796 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6797 for already removed basic blocks.
6800 * real.c (real_maxval): Clear a lower bit to make real_maxval
6801 match get_max_float for IBM long double format.
6803 2008-09-02 Andreas Schwab <schwab@suse.de>
6805 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6806 * configure: Regenerate.
6808 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6810 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6811 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6812 checking for a non-VOID CONSTANT_P.
6814 2008-09-02 Jan Hubicka <jh@suse.cz>
6816 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6817 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6820 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6822 * expr.c (emit_group_store): Don't assert stack temp mode size.
6824 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6825 Tobias Grosser <grosser@fim.uni-passau.de>
6826 Jan Sjodin <jan.sjodin@amd.com>
6827 Harsha Jagasia <harsha.jagasia@amd.com>
6828 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6829 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6830 Adrien Eliche <aeliche@isty.uvsq.fr>
6832 Merge from graphite branch.
6835 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6836 * doc/invoke.texi (-floop-block, -floop-interchange,
6837 -floop-strip-mine): Document new flags.
6838 * tree-into-ssa.c (gimple_vec): Moved...
6839 * tree-loop-distribution.c (rdg_component): Moved...
6840 * cfgloopmanip.c: Include tree-flow.h.
6841 (update_dominators_in_loop): New.
6842 (create_empty_if_region_on_edge): New.
6843 (create_empty_loop_on_edge): New.
6844 (loopify): Use update_dominators_in_loop.
6845 * tree-pass.h (pass_graphite_transforms): Declared.
6846 * configure: Regenerate.
6847 * tree-phinodes.c (make_phi_node): Export.
6848 (add_phi_node_to_bb): New, split from create_phi_node.
6849 * tree-chrec.c (for_each_scev_op): New.
6850 * tree-chrec.h (for_each_scev_op): Declared.
6851 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6852 (remove_statement): Call get_phi_with_result.
6853 * config.in (HAVE_cloog): Undef.
6854 * gdbinit.in (pgg): New.
6855 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6856 * tree-ssa-loop.c (graphite_transforms): New.
6857 (gate_graphite_transforms): New.
6858 (pass_graphite_transforms): New.
6859 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6860 HAVE_cloog): Defined.
6861 * tree-vectorizer.c (rename_variables_in_bb): Export.
6862 * tree-data-ref.c (dr_may_alias_p): Export.
6863 (stmt_simple_memref_p): New.
6864 (find_data_references_in_stmt): Export.
6865 (find_data_references_in_loop): Export.
6866 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6867 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6868 (create_rdg_vertices): Export.
6869 (build_empty_rdg): New.
6870 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6871 * tree-data-ref.h (rdg_component): ... here.
6873 (struct data_reference): Add a field scop.
6875 (find_data_references_in_loop): Declared.
6876 (find_data_references_in_stmt): Declared.
6877 (create_rdg_vertices): Declared.
6878 (dr_may_alias_p): Declared.
6879 (stmt_simple_memref_p): Declared.
6880 (struct rdg_edge): Add a field ddr_p relation.
6881 (build_empty_rdg): Declared.
6882 * lambda.h (lambda_matrix): Declare a VEC of.
6883 (find_induction_var_from_exit_cond): Declared.
6884 (lambda_vector_compare): New.
6885 * common.opt (fgraphite, floop-strip-mine,
6886 floop-interchange, floop-block): New flags.
6887 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6888 * cfgloop.c (is_loop_exit): New.
6889 * cfgloop.h (is_loop_exit): Declared.
6890 (create_empty_if_region_on_edge): Declared.
6891 (create_empty_loop_on_edge): Declared.
6892 * tree-flow.h (add_phi_node_to_bb): Declared.
6893 (make_phi_node): Declared.
6894 (rename_variables_in_bb): Declared.
6895 (perfect_loop_nest_depth): Declared.
6896 (graphite_transform_loops): Declared.
6897 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6898 (graphite.o-warn): Add -Wno-error.
6899 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6900 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6901 (INCLUDES): Add PPLINC, CLOOGINC.
6902 (OBJS-common): Add graphite.o.
6903 (graphite.o): Add rule.
6904 * gimple.h (gimple_vec): ... here.
6905 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6906 * passes.c (init_optimization_passes): Schedule
6907 pass_graphite_transforms.
6909 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6912 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6913 and -fno-toplevel-reorder after handle_options.
6915 2008-09-02 Paul Brook <paul@codesourcery.com>
6917 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6918 (arm_override_options): Set arm_tune_cortex_a9.
6919 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6920 (arm_issue_rate): Handle cortexa9.
6921 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6922 * config/arm/arm-cores.def: Add cortex-a9.
6923 * config/arm/arm-tune.md: Regenerate.
6924 * config/arm/arm.md: Include cortex-a9.md.
6925 (generic_sched, generic_vfp): Add cortexa9.
6926 * config/arm/cortex-a9.md: New file.
6928 2008-09-02 Richard Guenther <rguenther@suse.de>
6930 PR tree-optimization/37327
6931 * tree-vrp.c (register_new_assert_for): Make sure to not have
6932 TREE_OVERFLOW set on the bound.
6934 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6936 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6938 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6939 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6942 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6944 * gcc/config/spu/spu.md (divdf3): Removed.
6946 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6948 PR tree-optimization/37095
6949 * cgraph.c (cgraph_node): When creating new cgraph node after
6950 assembler_name_hash has been populated, record it in the hash
6953 2008-09-01 Paul Brook <paul@codesourcery.com>
6955 * doc/invoke.texi: Document -mword-relocations.
6956 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6957 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6958 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6959 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6960 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6961 (arm_emit_movpair): New function.
6962 (arm_print_operand <c>): Handle sybolic addresses.
6963 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6964 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6965 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6966 * config/arm/arm.opt: Add -mword-relocations.
6967 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6968 (arm_movt, arm_movw): New.
6970 2008-09-01 Paul Brook <paul@codesourcery.com>
6972 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6973 Allow Interworking on ARMv4 EABI based targets.
6974 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6975 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6977 2008-09-01 Paul Brook <paul@codesourcery.com>
6979 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6980 optimized LT0 test. Remove optimization for GT.
6982 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6984 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6985 openmp applications.
6986 * pa-hpux11.h (LIB_SPEC): Likewise.
6988 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6991 2008-09-01 Jan Hubicka <jh@suse.cz>
6993 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6994 present, use only counts; when guessed use only frequencies.
6995 (estimate_bb_frequencies): Use function_frequency.
6996 * profile.c (compute_branch_probabilities): Exit early when
6997 profile reading failed. Set profile_status.
6998 (branch_prob): Do not set profile_status.
7000 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
7002 * tree.c (protected_set_expr_location): New.
7003 * tree.h (protected_set_expr_location): New prototype.
7004 * c-tree.h (build_array_ref): Add argument.
7005 (parser_build_unary_op): Same.
7006 * c-typeck.c (build_indirect_ref): Handle new location argument.
7007 (build_array_ref): Same.
7008 (parser_build_unary_op): Same.
7009 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7011 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7013 * c-common.c (finish_label_address_expr): Handle new location argument.
7014 * c-common.h (build_indirect_ref): Add argument.
7015 (finish_label_address_expr): Same.
7016 * c-parser.c (c_parser_unary_expression): Pass location to build
7018 (c_parser_postfix_expression): Same.
7020 2008-09-01 Paul Brook <paul@codesourcery.com>
7022 * config/arm/arm.md: Include cortex-r4f.md.
7023 (attr fpu): Update type list.
7024 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7025 fconstd, fcmps and fcmpd.
7026 (attr tune_cortexr4): Define.
7027 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7028 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7029 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7030 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7031 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7032 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7033 cortex_a8_vfp_farith: Ditto.
7034 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7035 * config/arm/cortex-r4.md: Use tune_cortexr4.
7036 * config/arm/cortex-r4f.md: New file.
7038 2008-09-01 Richard Guenther <rguenther@suse.de>
7040 PR tree-optimization/37305
7041 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7042 the result of constant conversions.
7043 (fold_gimple_assign): Likewise.
7045 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7047 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7048 #ifdef ENABLE_CHECKING.
7050 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7052 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7053 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7054 when !INSN_SCHEDULING.
7056 2008-09-01 Andreas Schwab <schwab@suse.de>
7058 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7060 2008-09-01 Paul Brook <paul@codesourcery.com>
7062 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7064 2008-09-01 Jan Hubicka <jh@suse.cz>
7066 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7068 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7070 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7071 * gimplify.c (gimplify_init_constructor): Add speed operand.
7072 * tree-sra.c (decide_block_copy): Likewise.
7073 * tree-inline.c (estimate_move_cost): Likewise.
7074 * config/alpha/alpha.h (MOVE_RATIO): Update.
7075 * config/frv/frv.c (MOVE_RATIO): Update.
7076 * config/spu/spu.h (MOVE_RATIO): Update.
7077 * config/sparc/sparc.h (MOVE_RATIO): Update.
7078 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7079 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7080 * config/cris/cris.h (MOVE_RATIO): Update.
7081 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7082 * config/arm/arm.h (MOVE_RATIO): Update.
7083 * config/pa/pa.md: Update uses of MOVE_RATIO
7084 * config/pa/pa.h (MOVE_RATIO): Update.
7085 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7086 CLEAR_RATIO, SET_RATIO): Update.
7087 * config/h8300/h8300.h (MOVE_RATIO): Update.
7088 * config/v850/v850.h (MOVE_RATIO): Update.
7089 * config/bfin/bfin.h (MOVE_RATIO): Update.
7091 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7092 Dmitry Melnik <dm@ispras.ru>
7093 Dmitry Zhurikhin <zhur@ispras.ru>
7094 Alexander Monakov <amonakov@ispras.ru>
7095 Maxim Kuvyrkov <maxim@codesourcery.com>
7097 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7098 sel-sched-dump.c, sel-sched-ir.c: New files.
7099 * Makefile.in (OBJS-common): Add selective scheduling object files.
7100 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7101 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7102 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7103 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7104 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7105 (make_forwarder_block): Update loop latch if we have redirected
7106 the loop latch edge.
7107 * cfgloop.c (get_loop_body_in_custom_order): New function.
7108 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7109 (CP_FALLTHRU_PREHEADERS): Likewise.
7110 (get_loop_body_in_custom_order): Declare.
7111 * cfgloopmanip.c (has_preds_from_loop): New.
7112 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7113 Assert that the preheader edge will be fall thru when it is set.
7114 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7115 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7116 fsel-sched-substitution, fselective-scheduling): New flags.
7117 * cse.c (hash_rtx_cb): New.
7119 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7120 sel_sched_insn_cnt): New counters.
7121 * final.c (compute_alignments): Export. Free dominance
7122 info after loop_optimizer_finalize.
7123 * genattr.c (main): Output maximal_insn_latency prototype.
7124 * genautomata.c (output_default_latencies): New.
7125 Factor its code from ...
7126 (output_internal_insn_latency_func): ... here.
7127 (output_internal_maximal_insn_latency_func): New.
7128 (output_maximal_insn_latency_func): New.
7129 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7130 (struct hard_reg_set_iterator): New.
7131 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7132 hard_reg_set_iter_next): New functions.
7133 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7134 * lists.c (remove_free_INSN_LIST_node,
7135 remove_free_EXPR_LIST_node): New functions.
7136 * loop-init.c (loop_optimizer_init): When
7137 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7138 calling create_preheaders.
7139 (loop_optimizer_finalize): Do not verify flow info after reload.
7140 * recog.c (validate_replace_rtx_1): New parameter simplify.
7141 Default it to true. Update all uses. Factor out simplifying
7143 (simplify_while_replacing): ... this new function.
7144 (validate_replace_rtx_part,
7145 validate_replace_rtx_part_nosimplify): New.
7146 * recog.h (validate_replace_rtx_part,
7147 validate_replace_rtx_part_nosimplify): Declare.
7148 * rtl.c (rtx_equal_p_cb): New.
7149 (rtx_equal_p): Use it.
7150 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7151 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7152 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7153 * vecprim.h: Add a vector type for unsigned int.
7154 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7155 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7156 ready_try, cycle_issued_insns, spec_info): Make global.
7157 (readyp): Initialize.
7158 (dfa_lookahead): New global variable.
7159 (old_max_uid, old_last_basic_block): Remove.
7160 (h_i_d): Make it a vector.
7161 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7163 (after_recovery, adding_bb_to_current_region_p):
7164 New variables to handle correct insertion of the recovery code.
7165 (struct ready_list): Move declaration to sched-int.h.
7166 (rgn_n_insns): Removed.
7167 (rtx_vec_t): Move to sched-int.h.
7168 (find_insn_reg_weight): Remove.
7169 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7170 (haifa_init_h_i_d, haifa_finish_h_i_d):
7171 New functions to initialize / finalize haifa instruction data.
7172 (extend_h_i_d, init_h_i_d): Rewrite.
7173 (unlink_other_notes): Move logic to add_to_note_list. Handle
7174 selective scheduler.
7175 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7176 find_fallthru_edge): Make global, remove static prototypes.
7177 (max_issue): Make global. Add privileged_n and state parameters. Use
7179 (extend_global, extend_all): Removed.
7180 (init_before_recovery): Add new param. Fix the handling of the case
7181 when we insert a recovery code before the EXIT which has a predecessor
7182 with a fallthrough edge to it.
7183 (create_recovery_block): Make global. Rename to
7184 sched_create_recovery_block. Update.
7185 (change_pattern): Rename to sched_change_pattern. Make global.
7186 (speculate_insn): Rename to sched_speculate_insn. Make global.
7187 Split haifa-specific functionality into ...
7188 (haifa_change_pattern): New static function.
7189 (sched_extend_bb): New static function.
7190 (sched_init_bbs): New function.
7191 (current_sched_info): Change type to struct haifa_sched_info.
7192 (insn_cost): Adjust for selective scheduling.
7193 (dep_cost_1): New function. Move logic from ...
7194 (dep_cost): ... here.
7195 (dep_cost): Use dep_cost_1.
7196 (contributes_to_priority_p): Use sched_deps_info instead of
7198 (priority): Adjust to work with selective scheduling. Process the
7199 corner case when all dependencies don't contribute to priority.
7200 (rank_for_schedule): Use ds_weak instead of dep_weak.
7201 (advance_state): New function. Move logic from ...
7202 (advance_one_cycle): ... here.
7203 (add_to_note_list, concat_note_lists): New functions.
7204 (rm_other_notes): Make static. Adjust for selective scheduling.
7205 (remove_notes, restore_other_notes): New functions.
7206 (move_insn): Add two arguments. Update assert. Don't call
7208 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7209 Remove more_issue, max_points. Move the code to initialize
7210 max_lookahead_tries to max_issue.
7211 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7212 ready. Adjust use of move_insn. Call restore_other_notes.
7214 (sched_init, sched_finish): Move Haifa-specific initialization/
7216 (haifa_sched_init, haifa_sched_finish): ... respectively.
7218 (setup_sched_dump): New function.
7219 (haifa_init_only_bb): New static function.
7220 (haifa_speculate_insn): New static function.
7221 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7222 (extend_ready, extend_all): Remove.
7223 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7224 (create_check_block_twin, add_to_speculative_block): Use
7225 haifa_insns_init instead of extend_global. Update to use new
7226 initialization functions. Change parameter. Factor out code from
7227 create_check_block_twin to ...
7228 (sched_create_recovery_edges) ... this new function.
7229 (add_block): Remove.
7230 (sched_scan_info): New.
7231 (extend_bb): Use sched_scan_info.
7232 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7233 static functions for walking through scheduling region.
7234 (sched_luids): New vector variable to replace uid_to_luid.
7235 (luids_extend_insn): New function.
7236 (sched_max_luid): New variable.
7237 (luids_init_insn): New function.
7238 (sched_init_luids, sched_finish_luids): New functions.
7239 (insn_luid): New debug function.
7240 (sched_extend_target): New function.
7241 (haifa_init_insn): New static function.
7242 (sched_init_only_bb): New hook.
7243 (sched_split_block): New hook.
7244 (sched_split_block_1): New function.
7245 (sched_create_empty_bb): New hook.
7246 (sched_create_empty_bb_1): New function.
7247 (common_sched_info, ready): New global variables.
7248 (current_sched_info_var): Remove.
7249 (move_block_after_check): Use common_sched_info.
7250 (haifa_luid_for_non_insn): New static function.
7251 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7252 (increase_insn_priority): New.
7253 * modulo-sched.c: (issue_rate): Remove static declaration.
7254 (sms_sched_info): Change type to haifa_sched_info.
7255 (sms_sched_deps_info, sms_common_sched_info): New variables.
7256 (setup_sched_infos): New.
7257 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7258 Do not call regstat_free_calls_crossed.
7259 (sms_print_insn): Use const_rtx.
7260 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7261 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7262 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7263 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7264 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7265 current_sched_info to use it.
7266 (enum reg_pending_barrier_mode): Move to sched-int.h.
7267 (h_d_i_d): New variable. Initialize to NULL.
7268 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7270 (estimate_dep_weak): Remove static declaration.
7271 (sched_has_condition_p): New function. Adjust users of
7272 sched_get_condition to use it instead.
7273 (conditions_mutex_p): Add arguments indicating which conditions are
7275 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7276 argument to indicate whether returned condition is reversed. Do not
7277 generate new rtx when condition should be reversed; indicate it by
7278 setting new argument instead.
7279 (add_dependence_list_and_free): Add deps parameter.
7280 Update all users. Do not free dependence list when
7281 deps context is readonly.
7282 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7284 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7285 (remove_from_deps): New. Use the above functions.
7286 (cur_insn, can_start_lhs_rhs_p): New static variables.
7287 (add_or_update_back_dep_1): Initialize present_dep_type.
7288 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7289 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7290 haifa_note_dep): New functions implementing dependence hooks for
7291 the Haifa scheduler.
7292 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7293 note_dep): New functions.
7294 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7296 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7297 (free_deps): Initialize deps->reg_last.
7298 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7299 sched_analyze_insn): Update to use dependency hooks infrastructure
7300 and readonly contexts.
7301 (deps_analyze_insn): New function. Move part of logic from ...
7302 (sched_analyze): ... here. Also move some logic to ...
7303 (deps_start_bb): ... here. New function.
7304 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7306 (sched_deps_init): New function. Move code from ...
7307 (init_dependency_caches): ... here. Remove.
7308 (init_deps_data_vector): New.
7309 (sched_deps_finish): New function. Move code from ...
7310 (free_dependency_caches): ... here. Remove.
7311 (init_deps_global, finish_deps_global): Adjust for use with
7312 selective scheduling.
7313 (get_dep_weak): Move logic to ...
7314 (get_dep_weak_1): New function.
7315 (ds_merge): Move logic to ...
7316 (ds_merge_1): New static function.
7317 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7318 (ds_get_max_dep_weak): New function.
7319 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7320 (n_insns): Rename to rgn_n_insns.
7321 (debug_ebb_dependencies): New function.
7322 (init_ready_list): Use it.
7323 (begin_schedule_ready): Use sched_init_only_bb.
7324 (ebb_print_insn): Indicate when an insn starts a new cycle.
7325 (contributes_to_priority, compute_jump_reg_dependencies,
7326 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7327 (add_block1): Remove to ebb_add_block.
7328 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7329 (schedule_ebb): Initialize them. Use remove_notes instead of
7330 rm_other_notes. Use haifa_local_init/finish.
7331 (schedule_ebbs): Use haifa_sched_init/finish.
7332 * sched-int.h: Include vecprim.h, remove rtl.h.
7333 (struct ready_list): Delete declaration.
7334 (sched_verbose_param, enum sched_pass_id_t,
7335 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7336 (struct sched_scan_info_def): New structure.
7337 (sched_scan_info, sched_scan, sched_init_bbs,
7338 sched_init_luids, sched_finish_luids, sched_extend_target,
7339 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7340 (struct common_sched_info_def): New.
7341 (common_sched_info, haifa_common_sched_info,
7342 sched_emulate_haifa_p): Declare.
7344 (sched_luids): Declare.
7345 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7346 (sched_max_luid, insn_luid): Declare.
7347 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7348 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7349 print_insn, print_pattern, print_value, haifa_classify_insn,
7350 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7351 setup_sched_dump, sched_init, sched_finish,
7352 sel_insn_is_speculation_check): Export.
7353 (struct ready_list): Move from haifa-sched.c.
7354 (ready_try, ready, max_issue): Export.
7355 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7356 sched_init_only_bb, sched_split_block, sched_split_block_1,
7357 sched_create_empty_bb, sched_create_empty_bb_1,
7358 sched_create_recovery_block, sched_create_recovery_edges): Export.
7359 (enum reg_pending_barrier_mode): Export.
7360 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7362 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7363 print_insn field. Move add_block and fix_recovery_cfg to
7364 common_sched_info_def. Move compute_jump_reg_dependencies,
7366 (struct sched_deps_info_def): ... this new structure.
7367 (sched_deps_info): Declare.
7368 (struct spec_info_def): Remove weakness_cutoff, add
7369 data_weakness_cutoff and control_weakness_cutoff.
7370 (spec_info): Declare.
7371 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7373 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7374 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7375 (current_sched_info): Change type to struct haifa_sched_info.
7376 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7377 (h_d_i_d): New variable.
7378 (HDID): New accessor macro.
7379 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7380 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7382 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7383 (enum SCHED_FLAGS): Update for selective scheduler.
7384 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7385 (init_dependency_caches, free_dependency_caches): Delete declarations.
7386 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7387 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7388 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7389 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7390 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7392 (rm_other_notes): Delete declaration.
7393 (schedule_block): Remove one argument.
7394 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7395 ready_element, ready_lastpos, sched_extend_ready_list,
7396 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7397 concat_note_lists): Export.
7398 (struct region): Move from sched-rgn.h.
7399 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7400 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7401 BLOCK_TO_BB, CONTAINING_RGN): Export.
7402 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7403 (current_nr_blocks, current_blocks, target_bb): Likewise.
7404 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7405 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7406 sched_rgn_local_init, extend_regions,
7407 rgn_make_new_region_out_of_new_block, compute_priorities,
7408 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7409 extend_rgns, deps_join rgn_setup_common_sched_info,
7410 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7411 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7412 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7413 increase_insn_priority): Likewise.
7414 * sched-rgn.c: Include sel-sched.h.
7415 (ref_counts): New static variable. Use it ...
7416 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7417 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7418 (sched_is_disabled_for_current_region_p): Delete static declaration.
7419 (struct region): Move to sched-int.h.
7420 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7421 ebb_head): Define and initialize.
7422 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7423 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7424 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7426 (find_single_block_region): Add new argument to indicate that EBB
7427 regions should be constructed.
7428 (debug_live): Delete declaration.
7429 (current_nr_blocks, current_blocks, target_bb):
7430 Remove static qualifiers.
7431 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7433 (init_regions): Delete declaration.
7434 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7435 rgn_estimate_number_of_insns): New.
7436 (too_large): Use estimate_number_of_insns.
7437 (haifa_find_rgns): New. Move the code from ...
7438 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7439 (free_trg_info): New.
7440 (compute_trg_info): Allocate candidate tables here instead of ...
7441 (init_ready_list): ... here.
7442 (rgn_print_insn): Use const_rtx.
7443 (contributes_to_priority, extend_regions): Delete static declaration.
7444 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7445 (add_block1): Rename to rgn_add_block.
7446 (debug_rgn_dependencies): Delete static qualifier.
7447 (new_ready): Use sched_deps_info. Simplify.
7448 (rgn_common_sched_info, rgn_const_sched_deps_info,
7449 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7451 (region_sched_info): Rename to rgn_const_sched_info.
7452 (deps_join): New, extracted from ...
7453 (propagate_deps): ... here.
7454 (compute_block_dependences, debug_dependencies): Update for selective
7456 (free_rgn_deps, compute_priorities): New functions.
7457 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7458 sched_rgn_compute_dependencies): New functions.
7459 (schedule_region): Use them.
7460 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7461 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7463 (schedule_insns): Call new functions that were split out.
7464 (rgn_make_new_region_out_of_new_block): New.
7465 (get_rgn_sched_max_insns_priority): New.
7466 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7467 scheduling when appropriate.
7468 * sched-vis.c: Include insn-attr.h.
7469 (print_value, print_pattern): Make global.
7470 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7471 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7472 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7473 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7474 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7475 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7476 hooks. Initialize them to 0.
7477 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7478 * target.h (struct gcc_target): Add them. Rename gen_check field to
7480 * flags.h (sel_sched_switch_set): Declare.
7481 * opts.c (sel_sched_switch_set): New variable.
7482 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7483 pipelining is disabled from command line.
7484 (common_handle_option): Record whether selective scheduling is
7485 requested from command line.
7486 * doc/invoke.texi: Document new flags and parameters.
7487 * doc/tm.texi: Document new target hooks.
7488 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7490 (dfa_state_size): Do not declare locally.
7491 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7492 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7493 rs6000_alloc_sched_context, rs6000_set_sched_context,
7494 rs6000_free_sched_context): New functions.
7495 (struct _rs6000_sched_context): New.
7496 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7498 (rs6000_sched_finish): Do not run for selective scheduling.
7500 2008-08-31 Jan Hubicka <jh@suse.cz>
7502 * frv.c (frv_rtx_costs): Update forward declaration.
7503 * spu.c (spu_rtx_costs): Likewise.
7504 * pdp11.c: Include df.h
7505 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7506 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7507 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7508 * iq2000.c (iq2000_address_cost): Add speed argument.
7509 (iq2000_rtx_costs): Likewise.
7510 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7511 update call of mn10300_address_cost.
7512 * mcore.c: Include df.h
7513 (mcore_rtx_costs): Update prototype.
7514 * score3.c: Include df.h
7515 (score3_rtx_costs): Remove speed argument.
7516 * score7.c: Include df.h
7517 (score7_address_cost): Remove speed argument.
7518 * score-protos.h (score_address_cost): Update prototype.
7519 * score.c: Include df.h
7520 (score_rtx_costs): Update call of costs functions.
7521 * v850.c (v850_rtx_costs): Add bool argument.
7523 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7525 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7527 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7529 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7530 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7532 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7534 * mkmap-flat.awk: Add option pe_dll.
7535 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7536 * config/i386/t-cygwin (SHLIB_LC): Add.
7537 * config/i386/t-mingw32 (SHLIB_LC): Add.
7538 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7539 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7540 (LINK_SPEC): Support libgcc_s.
7541 (LIBGCC_SPEC): Support libgcc_s.
7542 (LIBGCC_SONAME): New.
7544 2008-08-31 Jan Hubicka <jh@suse.cz>
7546 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7547 mistakely had old version of patch.
7549 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7550 (ipcp_estimate_growth): New.
7551 (ipcp_insert_stage): Use ipcp_estimate_growth.
7552 * profile.c (branch_prob): When reading failed, do not consider
7555 2008-08-31 Jan Hubicka <jh@suse.cz>
7557 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7558 loop is optimized for speed.
7560 2008-08-31 Richard Guenther <rguenther@suse.de>
7563 * fold-const.c (fold_binary): Retain conversions in folding
7566 2008-08-31 Jan Hubicka <jh@suse.cz>
7568 * postreload-gcse.c (eliminate_partially_redundant_loads):
7569 Use optimize_bb_for_size_p.
7570 * predict.c (maybe_hot_frequency_p): Make inline.
7571 (maybe_hot_count_p): Break out from ...
7572 (maybe_hot_bb_p): ... this one.
7573 (maybe_hot_edge_p): Simplify.
7574 * basic-block.h (probably_cold_bb_p): Remove.
7576 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7579 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7581 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7582 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7583 Also split V4SFmode.
7584 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7587 2008-08-31 Jan Hubicka <jh@suse.cz>
7589 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7591 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7593 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7596 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7599 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7600 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7602 2008-08-31 Jan Hubicka <jh@suse.cz>
7604 * sparc.h (BRANCH_COST): Fix macro definition.
7605 * avr.c (avr_operand_rtx_cost): Add speed argument.
7606 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7608 2008-08-31 Richard Guenther <rguenther@suse.de>
7610 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7611 types instead of operands. Re-instantiate verifying of
7612 binary expression operands.
7614 2008-08-30 Jan Hubicka <jh@suse.cz>
7616 * fwprop.c (should_replace_address): Add speed attribute.
7617 (PR_OPTIMIZE_FOR_SPEED): New flag.
7618 (propagate_rtx_1): Use it.
7619 (propagate_rtx): Set it.
7620 (try_fwprop_subst): Update call of rtx_costs.
7621 (forward_propagate_and_simplify): LIkewise.
7622 * hooks.c (hook_int_rtx_bool_0): New
7623 (hook_bool_rtx_int_int_intp_false): Replace by ...
7624 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7625 * hooks.h (hook_int_rtx_bool_0): New
7626 (hook_bool_rtx_int_int_intp_false): Replace by ...
7627 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7628 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7629 (prepare_cmp_insn): UPdate call of rtx_cost.
7630 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7631 (reload_cse_simplify_operands): Update call of rtx_cost.
7632 (reload_cse_move2add): call of rtx_cost.
7633 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7634 * rtlanal.c (rtx_cost): Add speed argument.
7635 (address_cost): Add speed argument
7636 (default_address_cost): Likewise.
7637 (insn_rtx_cost): Likewise.
7638 * cfgloopanal.c (seq_cost): Add speed argument.
7639 (target_reg_cost, target_spill_cost): Turn to array.
7640 (init_set_costs): Update for speed.
7641 (estimate_reg_pressure_cost): Add speed argument.
7642 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7643 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7644 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7645 (seq_cost): Add speed argument.
7646 (computation_cost): Add speed arugment.
7647 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7648 (force_expr_to_var_cost): Update for profile info.
7649 (force_var_cost): Likewise.
7650 (split_address_cost): Likewise.
7651 (ptr_difference_cost): Likewise.
7652 (difference_cost): Likewise.
7653 (get_computation_cost_at): Likewise.
7654 (determine_iv_cost): Likewise.
7655 (ivopts_global_cost_for_size): Likewise.
7656 (rewrite_use_address): Likewise.
7657 (tree_ssa_iv_optimize_loop): Initialize speed field.
7658 * cse.c (optimize_this_for_speed_p): New static var.
7659 (notreg_cost): Update call of rtx_cost.
7660 (cse_extended_basic_block): set optimize_this_for_speed_p.
7661 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7662 (noce_try_cmove_arith): Likewise.
7663 (noce_try_sign_mask): LIkewise.
7664 * expr.c (compress_float_constant): Update rtx_cost calls.
7665 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7667 (addr_to_parts): Likewise.
7668 (create_mem_ref): Likewise.
7669 * dse.c (find_shift_sequence): Add speed argument.
7670 (replace_read): Update call.
7671 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7672 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7673 * neg_cost, shift_cost, shiftadd_cost,
7674 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7675 mul_highpart_cost): Increase dimension.
7676 (init_expmed): Initialize for both size and speed.
7677 (expand_shift): Use profile.
7678 (synth_mult): Use profile.
7679 (choose_mult_variant): Use profile.
7680 (expand_mult): Use profile.
7681 (expand_mult_highpart_optab): Use profile.
7682 (expand_mult_highpart): Use profile.
7683 (expand_smod_pow2): Use profile.
7684 (expand_divmod): Use profile.
7685 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7687 * loop-invariant.c (create_new_invariant): Use profile.
7688 (gain_for_invariant): Add speed parameter.
7689 (best_gain_for_invariant): Likewise.
7690 (find_invariants_to_move): Likewise.
7691 (move_single_loop_invariants): Set it.
7692 * target-def.h (TARGET_RTX_COSTS): Use hook.
7693 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7694 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7695 * output.h (default_address_cost): Update prototype.
7696 * combine.c (optimize_this_for_speed_p): New static var.
7697 (combine_validate_cost): Update call of rtx_cost.
7698 (combine_instructions): Set optimize_this_for_speed_p.
7699 (expand_compound_operation): Update call of rtx_cost.
7700 (make_extraction):Update call of rtx_cost.
7701 (force_to_mode):Update call of rtx_cost.
7702 (distribute_and_simplify_rtx):Update call of rtx_cost.
7703 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7704 (estimate_reg_pressure_cost): Update prototype.
7705 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7706 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7708 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7709 (alpha_rtx_costs): Update.
7710 * config/frv/frv.c (frv_rtx_costs): Update.
7711 * config/s390/s390.c (s390_rtx_costs): Update.
7712 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7713 (m32c_rtx_costs): Update.
7714 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7715 (spu_rtx_costs): Update.
7716 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7717 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7718 * config/i386/i386.c (:ix86_address_cost): Update.
7719 (ix86_rtx_costs): Update.
7720 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7721 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7722 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7723 * config/crx/crx.c (crx_address_cost): Update.
7724 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7725 * config/stormy16/stormy16.c
7726 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7727 * config/m68hc11/m68hc11.c
7728 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7729 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7730 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7732 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7734 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7735 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7736 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7737 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7738 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7739 (mcore_rtx_costs): update.
7740 * config/score/score3.c (score3_rtx_costs): Update.
7741 * config/score/score7.c (score7_rtx_costs): Update.
7742 * config/score/score3.h (score3_rtx_costs):Update.
7743 * config/score/score7.h (score7_rtx_costs): Update.
7744 * config/score/score.c (score_rtx_costs): Update.
7745 * config/arm/arm.c (arm_address_cost): Update.
7746 (arm_rtx_costs_1): Update.
7747 (arm_rtx_costs_1): Update.
7748 (arm_size_rtx_costs): Update.
7749 (arm_size_rtx_costs): Update.
7750 (arm_size_rtx_costs): Update.
7751 (arm_xscale_rtx_costs): Update.
7752 (arm_thumb_address_cost): Update.
7753 * config/pa/pa.c (hppa_address_cost): Update.
7754 * config/mips/mips.c (mips_rtx_costs): Update.
7755 * config/vax/vax.c (vax_address_cost): Update.
7756 * config/h8300/h8300.c (h8300_shift_costs): Update.
7757 (h8300_rtx_costs): Update.
7758 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7759 (v850_rtx_costs): Update.
7760 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7761 * config/bfin/bfin.c
7762 (bfin_address_cost): Update.
7763 (bfin_rtx_costs): Update.
7764 * stmt.c (lshift_cheap_p): Update.
7766 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7769 * expmed.c (extract_bit_field_1): Check the mode size to make
7770 sure the vector modes have the same size.
7772 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7774 * dojump.c (top level): Include basic-block.h to declare
7775 optimize_insn_for_speed_p
7777 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7779 * opts.h (CL_SAVE): New option class for marking options that are
7780 target specific options usable in the target attribute.
7781 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7783 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7784 can easily find the target specific options that are safe to use
7785 in the attribute or pragma.
7787 * attribs.c (decl_attributes): Change #pragma GCC option to
7788 #pragma GCC target, and attribute((option(...))) to
7789 attribute((target(...))).
7791 * doc/extend.texi (target attribute): Change from option
7792 attribute. Delete push/pop/reset.
7793 (#pragma GCC target): Change from #pragma GCC option. Delete
7795 (#pragma GCC push_options): Document new pragma.
7796 (#pragma GCC pop_options): Document new pragma.
7797 (#pragma GCC reset_options): Document new pragma.
7799 * targhooks.c (default_target_option_valid_attribute_p): Add
7800 warning about port not supporting target attributes.
7801 (default_target_option_pragma_parse): New function, warn about
7802 #pragma GCC target not being supported.
7804 * targhooks.h (default_target_option_pragma_parse): Add
7807 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7808 TI_CURRENT_OPTION_PRAGMA.
7809 (current_target_pragma): Rename from current_option_pragma.
7811 * target.h: (struct target_option): Delete booleans for changing
7812 the optimization level on hot/cold functions. Change signature of
7813 pragma_parse hook to take a second tree.
7815 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7817 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7818 that the declaration is done at global scope.
7820 * langhooks.c (add_builtin_function_common): Move most of the code
7821 from add_builtin_function here, calling the hook passed in.
7822 (add_builtin_function): Call add_builtin_function_common with
7823 standard builtin hook.
7824 (add_builtin_function_ext_scope): New function to add builtins to
7827 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7829 (add_builtin_function_ext_scope): Add declaration.
7831 * c-pragma.c (handle_pragma_target): Rename from
7832 handle_pragma_option, #pragma GCC option is now #pragma GCC
7833 target. Move warning about port not supporting target options to
7834 default pragma parse hook. Remove push/pop/reset from this
7836 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7837 (option_stack): Delete static variable.
7838 (optimize_stack): Ditto.
7839 (optons_stack): New stack of saved target and optimization
7841 (handle_pragma_push_options): New function to handle pushing both
7842 target and optimization options.
7843 (handle_pragma_pop_options): New function to handle popping both
7844 target and optimization options.
7845 (handle_pragma_reset_options): New function to handle resetting
7846 both target and optimization options to their initial state.
7847 (init_pragma): Rename handle_pragma_option to
7848 handle_pragma_target. Add support for push_options, pop_options,
7849 and reset_options pragmas.
7851 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7852 default_target_option_pragma_parse.
7853 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7854 default_target_option_valid_attribute_p.
7855 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7856 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7857 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7858 optimization level on hot/cold functions.
7860 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7861 if the caller and callee have different optimization levels.
7863 * c-common.c (handle_target_attribute): Rename from
7864 handle_option_attribute, attribute((option(...))) is now
7865 attribute((target(...))). Move warning if the port does not
7866 support target attributes to the default hook.
7867 (handle_hot_attribute): Delete code to change the optimization
7868 level of hot functions.
7869 (handle_cold_attribute): Ditto.
7871 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7872 argument that is the binary tree options to use if there are no
7873 arguments. Call ix86_valid_target_attribute_tree instead of
7874 ix86_valid_option_attribute_tree.
7875 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7876 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7877 ix86_pragma_option_parse.
7879 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7880 Rename from ix86_valid_option_attribute_tree.
7882 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7883 new builtins when the ISA changes.
7884 (ix86_valid_target_attribute_tree): Rename from
7885 ix86_valid_option_attribute_tree. Change callers. If the
7886 function specified optimization options, use those as the starting
7887 point before setting up the target attributes. If the
7888 optimization options were changed in the course of setting the
7889 target attributes, record the new optimization options.
7890 (ix86_valid_target_attribute_tree_inner_p): Rename from
7891 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7892 ix86_add_new_builtins if the ISA changed.
7893 (ix86_valid_target_attribute_p): Rename from
7894 ix86_valid_option_attribute_p. Change callers.
7895 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7896 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7897 as delayed builtin functions.
7898 (struct builtin_isa): New structure to record builtin functions
7899 that should be delayed until the ISA for that function is used.
7900 (ix86_builtins_isa): Change from int to struct to track builtin
7901 functions we want to declare at some point.
7902 (def_builtin): If the front end can delay defining the builtin
7903 functions, don't create builtins for ISAs not part of the default
7905 (def_builtin_const): Ditto.
7906 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7907 __builtin_ia32_pcmov_v2di to be different builtin functions.
7908 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7909 a structure instead of an int.
7910 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7911 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7912 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7913 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7915 * config/ia64/ia64.h
7916 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7917 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7919 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7920 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7921 (LANG_HOOKS_INITIALIZER): Add
7922 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7924 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7927 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7928 the reload address with the index register for SFmode
7929 access with a displacement.
7931 2008-08-30 Jan Hubicka <jh@suse.cz>
7933 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7934 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7935 * dojump.c (do_jump): Likewise.
7936 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7937 (note-if_info): Add BRANCH_COST.
7938 (noce_try_store_flag_constants, noce_try_addcc,
7939 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7940 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7941 find_if_case_2): Use computed branch cost.
7942 * expr.h (BRANCH_COST): Update default.
7943 * predict.c (predictable_edge_p): New function.
7944 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7945 Update BRANCH_COST call.
7946 * basic-block.h (predictable_edge_p): Declare.
7947 * config/alpha/alpha.h (BRANCH_COST): Update.
7948 * config/frv/frv.h (BRANCH_COST): Update.
7949 * config/s390/s390.h (BRANCH_COST): Update.
7950 * config/spu/spu.h (BRANCH_COST): Update.
7951 * config/sparc/sparc.h (BRANCH_COST): Update.
7952 * config/m32r/m32r.h (BRANCH_COST): Update.
7953 * config/i386/i386.h (BRANCH_COST): Update.
7954 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7956 * config/sh/sh.h (BRANCH_COST): Update.
7957 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7958 * config/avr/avr.h (BRANCH_COST): Update.
7959 * config/crx/crx.h (BRANCH_COST): Update.
7960 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7961 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7962 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7963 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7964 * config/ia64/ia64.h (BRANCH_COST): Update.
7965 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7966 * config/arc/arc.h (BRANCH_COST): Update.
7967 * config/score/score.h (BRANCH_COST): Update.
7968 * config/arm/arm.h (BRANCH_COST): Update.
7969 * config/pa/pa.h (BRANCH_COST): Update.
7970 * config/mips/mips.h (BRANCH_COST): Update.
7971 * config/vax/vax.h (BRANCH_COST): Update.
7972 * config/h8300/h8300.h (BRANCH_COST): Update.
7973 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7974 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7975 * doc/tm.texi (BRANCH_COST): Update.
7977 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7980 * config/arm/arm.c (arm_optimization_options): Set
7981 flag_section_anchors to 2 instead of 1 to distinguish it from
7982 -fsection-anchors given explicitely on the command line.
7984 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7986 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7987 final insn of a split.
7989 2008-08-30 Jan Hubicka <jh@suse.cz>
7991 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7992 optimized for speed.
7993 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7994 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7995 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7996 flag_gcse_after_reload_set): New static vars.
7997 (common_handle_option): Enable those flags for profile-use.
7998 (decode_options): Remove optimize_size flags that are handled
7999 on higher granuality.
8000 * tree-vectorizer.c (vectorize_loops): Use
8001 optimize_loop_nest_for_speed_p.
8002 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
8003 * tree-predcom.c (tree_predictive_commoning): Use
8004 optimize_loop_for_speed_p.
8005 * varasm.c (assemble_start_function): Use
8006 optimize_function_for_speed_p.
8007 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8008 * predict.c (optimize_loop_for_speed_p): Fix walk.
8010 2008-08-30 Jan Hubicka <jh@suse.cz>
8012 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8014 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8015 profile presence locally.
8017 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8020 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8021 versions before 4.0.
8023 2008-08-29 Jan Hubicka <jh@suse.cz>
8025 * tree-inline.c (insert_init_stmt): Insert sequence even when
8028 2008-08-29 Jeff Law <law@redhat.com>
8030 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8031 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8032 location and class is an FP register.
8034 2008-08-29 Jan Hubicka <jh@suse.cz>
8036 * see.c (see_merge_one_def_extension): Silence used uninitialized
8038 * matrix-reorg.c (check_allocation_function): Likewise.
8039 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8041 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8044 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8045 compute new & and | in type rather than TREE_TYPE (arg0).
8047 * dwarf2out.c (fortran_common): Update comment.
8048 (gen_variable_die): Swap com_die and var_die variables in Fortran
8049 COMMON block handling code.
8051 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8053 * dwarf2out.c (gen_const_die): New function.
8054 (size_of_die, value_format, output_die): Output larger
8055 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8056 (native_encode_initializer): New function.
8057 (tree_add_const_value_attribute): Call it.
8058 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8060 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8061 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8062 TREE_THIS_VOLATILE to add_type_attribute.
8064 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8066 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8069 * dwarf2out.c (loc_by_reference): New function.
8070 (add_location_or_const_value_attribute): Use it.
8073 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8074 as DW_TAG_variable children of DW_TAG_common_block rather than
8075 DW_TAG_member children. Put DW_AT_external to individual
8076 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8078 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8079 loc_descriptor_from_tree_1.
8083 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8084 arguments to imported_module_or_decl.
8085 (debug_nothing_tree_tree): Removed.
8086 (debug_nothing_tree_tree_tree_bool): New prototype.
8087 * debug.c (do_nothing_debug_hooks): Adjust.
8088 (debug_nothing_tree_tree): Removed.
8089 (debug_nothing_tree_tree_tree_bool): New function.
8090 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8091 (gen_variable_die): Put all common vars for the
8092 same COMMON block under one DW_TAG_common_block.
8093 (declare_in_namespace): Return new context_die, for Fortran
8094 return the module DIE instead of adding extra declarations into
8096 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8097 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8098 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8100 (dwarf2out_global_decl): Don't skip Fortran global vars.
8101 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8102 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8103 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8104 DW_TAG_imported_declaration as child of previous
8105 DW_TAG_imported_module.
8106 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8107 * sdbout.c (sdb_debug_hooks): Likewise.
8108 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8110 2008-08-29 Jan Hubicka <jh@suse.cz>
8112 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8114 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8115 * ipa-cp.c (n_cloning_candidates): New static variable.
8116 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8117 (ipcp_print_all_lattices): Improve debug output.
8118 (ipcp_cloning_candidate_p): New function.
8119 (ipcp_initialize_node_lattices): Use it.
8120 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8121 (ipcp_propagate_stage): Prettier debug output.
8122 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8123 (ipcp_print_all_structures): Remove.
8124 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8125 (ipcp_insert_stage): Prettier debug output; call
8126 cgraph_remove_unreachable_nodes before propagating.
8127 (pass_ipa_cp): Schedule function removal pass.
8128 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8130 (cgraph_maybe_hot_edge_p): Move to ...
8131 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8132 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8133 (common_handle_option): Set them; enable ipa-cp when profiling.
8134 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8135 (ipa_print_all_jump_functions): Likewise.
8136 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8137 (ipa_print_node_params, ipa_print_all_params): New.
8138 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8139 ipa_print_all_param_flags): Remove.
8140 (ipa_print_node_params, ipa_print_all_params): New.
8142 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8144 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8145 change from 2008-04-03.
8146 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8148 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8151 * ira-color.c (push_allocnos_to_stack): Truncate
8152 removed_splay_allocno_vec.
8154 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8157 * ira-color (ira_fast_allocation): Don't assign hard registers to
8160 2008-08-29 Jan Hubicka <jh@suse.cz>
8163 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8164 for cold internal loops.
8166 2008-08-29 Richard Guenther <rguenther@suse.de>
8168 * tree-ssa-structalias.c (create_variable_info_for): Do not
8169 create fields for heap vars or vars with a noalias state.
8170 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8173 2008-08-29 Richard Guenther <rguenther@suse.de>
8175 * common.opt (ftree-store-ccp): Mark as preserved for
8176 backward compatibility.
8177 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8178 * tree-pass.h (pass_store_ccp): Remove.
8179 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8180 (first_vdef): Remove declaration.
8181 (get_value_loaded_by): Likewise.
8182 * tree-ssa-ccp.c (do_store_ccp): Remove.
8183 (get_default_value): Simplify as do_store_ccp is always false
8184 now. Do not initialize mem_ref.
8185 (set_value_varying): Likewise.
8186 (canonicalize_float_value): Likewise.
8187 (set_lattice_value): Likewise.
8188 (likely_value): Likewise.
8189 (surely_varying_stmt_p): Likewise.
8190 (ccp_initialize): Likewise.
8191 (ccp_lattice_meet): Likewise.
8192 (ccp_visit_phi_node): Likewise.
8193 (ccp_fold): Likewise.
8194 (evaluate_stmt): Likewise.
8195 (visit_assignment): Likewise.
8196 (ccp_visit_stmt): Likewise.
8197 (execute_ssa_ccp): Fold into ...
8198 (do_ssa_ccp): ... this.
8199 (do_ssa_store_ccp): Remove.
8200 (gate_store_ccp): Likewise.
8201 (pass_store_ccp): Likewise.
8202 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8204 * tree-ssa-propagate.c (first_vdef): Remove.
8205 (get_value_loaded_by): Likewise.
8206 (replace_vuses_in): Likewise.
8207 (substitute_and_fold): Do not call replace_vuses_in.
8208 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8210 2008-08-29 Richard Guenther <rguenther@suse.de>
8213 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8214 PARAM_NOALIAS tags with is_heapvar.
8215 * tree-ssa-operands.c (access_can_touch_variable): Offset
8216 based tests do not apply for heapvars. Fix offset test.
8218 2008-08-29 Jan Hubicka <jh@suse.cz>
8220 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8221 (-fipa-cp-clone): Enabled by default at -O3.
8222 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8223 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8225 2008-08-29 Jan Hubicka <jh@suse.cz>
8227 * tree.c (build_function_type_skip_args,
8228 build_function_decl_skip_args): New functions.
8229 * tree.h (build_function_type_skip_args,
8230 build_function_decl_skip_args): Declare.
8231 * gimple.c (giple_copy_call_skip_args): New function.
8232 (giple_copy_call_skip_args): Declare.
8234 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8235 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8236 (ipcp_node_modifiable_p): ... this one; use
8237 tree_versionable_function_p.
8238 (ipcp_create_replace_map): Improve debug output.
8239 (ipcp_need_redirect_p): Return false when not clonning.
8240 (ipcp_update_callgraph): Skip args.
8241 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8243 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8244 (save_inline_function_body): Update call of tree_function_versioning.
8245 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8246 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8248 (tree_function_versioning): Likewise.
8249 * tree-inline.h (tree_function_versioning): Update prototype.
8251 2008-08-29 Jan Hubicka <jh@suse.cz>
8253 * loop-unswitch.c (unswitch_single_loop): Use
8254 optimize_loop_for_speed_p.
8255 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8256 Use optimize_function_for_size_p.
8257 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8258 * postreload-gcse.c (eliminate_partially_redundant_load):
8259 Use optimize_bb_for_size_p.
8260 * value-prof.c (gimple_divmod_fixed_value_transform,
8261 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8262 gimple_stringops_transform): Use optimize_bb_for_size_p.
8263 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8264 * final.c (compute_alignments): Use optimize_function_for_size_p.
8265 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8266 (fold_builtin_strcpy, fold_builtin_fputs): Use
8267 optimize_function_for_size_p.
8268 * fold-const.c (tree_swap_operands_p): Use
8269 optimize_function_for_size_p.
8270 * recog.c (relax_delay_slots): Likewise.
8271 * tree-ssa-math-opts.c (replace_reciprocal):
8272 Use optimize_bb_for_speed_p.
8273 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8274 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8275 optimize_function_for_size_p.
8276 (cgraph_decide_inlining_of_small_function): Use
8277 optimize_function_for_size_p.
8278 * global.c (find_reg): Use optimize_function_for_size_p.
8279 * opts.c (decode_options): Do not clear flag_tree_ch,
8280 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8281 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8282 work it out from profile.
8283 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8284 optimize_loop_for_speed_p.
8285 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8287 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8288 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8289 * tree-eh.c (decide_copy_try_finally): Use
8290 optimize_function_for_size_p.
8291 * local-alloc.c (block_alloc): Pass BB pointer.
8292 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8293 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8294 * loop-unroll.c (decide_unrolling_and_peeling):
8295 Use optimize_loop_for_size_p.
8296 (decide_peel_completely): Likewise.
8297 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8298 optimize_loop_for_size_p.
8299 (vect_enhance_data_refs_alignment): Likewise.
8300 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8301 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8303 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8304 (try_crossjump_bb): Use optimize_bb_for_size_p.
8305 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8306 optimize_loop_for_speed_p.
8307 * bb-reorder.c (find_traces_1_round): Likewise.
8308 (copy_bb): Use optimize_bb_for_speed_p.
8309 (duplicate_computed_gotos): Likewise.
8310 * basic-block.h (optimize_loop_nest_for_size_p,
8311 optimize_loop_nest_for_speed_p): New.
8312 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8314 2008-08-29 Tristan Gingold <gingold@adacore.com>
8316 * gcov.c (main): Call expandargv.
8318 2008-08-29 Jan Hubicka <jh@suse.cz>
8320 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8322 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8324 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8325 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8327 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8329 2008-08-29 Jan Hubicka <jh@suse.cz>
8331 * tree-pass.h (pass_strip_predict_hints): Declare.
8332 * predict.c (strip_builtin_expect): Rename to ...
8333 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8334 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8335 (tree_estimate_probability): Do not strip builtin_expect.
8336 (pass_strip_predict_hints): New pass.
8337 * tree-inline.c (expand_call_inline): When inlining cold function,
8338 predict it as unlikely.
8339 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8341 2008-08-29 Richard Guenther <rguenther@suse.de>
8343 PR tree-optimization/37207
8344 * tree-vrp.c (extract_range_from_binary_expr): Also try
8345 to constant fold if only one of the operands is a constant.
8347 2008-08-29 Nick Clifton <nickc@redhat.com>
8349 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8350 the same way as SYMBOL_REFs.
8352 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8354 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8356 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8358 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8359 * config/mips/mips.md (branch_likely): Remove const. Fix
8361 (define_delay for type "branch"): Change to only apply for branch
8362 with likely variant.
8363 (define_delay for type "branch" and "branch_likely" no). New delay
8365 (equality_op): New code iterator.
8366 (bbv, bbinv): New code attributes.
8367 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8370 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8371 Andrew Pinski <pinskia@gcc.gnu.org>
8374 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8376 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8378 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8379 rule that a symbolic constant must be defined and >= 0 for the
8380 corresponding facility to be present at compile-time.
8381 * gthr-posix.c: Likewise.
8383 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8385 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8386 * config/mips/mips.md (D): New mode attribute.
8387 (mulsi3, muldi3): Merge it into ...
8388 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8389 (muldi3_mul3): New pattern.
8390 (mulsi3_mult3): Rename to mulsi3_mul3.
8392 2008-08-28 Jan Hubicka <jh@suse.cz>
8394 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8396 * predict.c (always_optimize_for_size_p): Rename to ...
8397 (optimize_function_for_size): ... this one; make extern.
8398 (optimize_function_for_speed_p): New.
8399 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8400 optimize_edge_for_size_p,optimize_edge_for_size_p,
8401 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8402 * basic-block.h (optimize_function_for_size_p,
8403 optimize_function_for_speed_p): Declare.
8404 * i386.md (optimize_size checks): Replace them by appropriate
8406 (standard_80387_constant_p, ix86_compute_frame_layout,
8407 ix86_expand_epilogue, ix86_decompose_address,
8408 print_operand, emit_i387_cw_initialization,
8409 inline_memory_move_cost, ix86_pad_returns,
8410 ix86_reorg): Replace optimize_size checks.
8412 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8414 * rtl.h (simplify_subreg_regno): Declare.
8415 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8416 * simplify-rtx.c (simplify_subreg): ...here.
8417 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8418 subreg_offset_representable_p.
8420 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8423 * c-typeck.c (convert_for_assignment): Give a note describing what
8424 was passed and what was expected.
8426 2008-08-28 Joey Ye <joey.ye@intel.com>
8428 * doc/extend.texi: Document AVX built-in functions.
8429 * doc/invoke.texi: Document -mavx.
8431 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8432 Joey Ye <joey.ye@intel.com>
8433 Xuepeng Guo <xuepeng.guo@intel.com>
8435 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8437 * config/i386/cpuid.h (bit_FMA): New.
8438 (bit_XSAVE): Likewise.
8439 (bit_OSXSAVE): Likewise.
8440 (bit_AVX): Likewise.
8442 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8443 define. Use ASM_OUTPUT_AVX_PREFIX.
8445 * config/i386/gmmintrin.h: New.
8447 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8448 (OPTION_MASK_ISA_AVX_SET): New.
8449 (OPTION_MASK_ISA_FMA_SET): Likewise.
8450 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8451 (OPTION_MASK_ISA_FMA_SET): Likewise.
8452 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8453 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8454 (pta_flags): Add PTA_AVX and PTA_FMA.
8455 (override_options): Handle PTA_AVX and PTA_FMA.
8456 (init_cumulative_args): Handle warn_avx.
8457 (classify_argument): Return 0 for COImode and OImode. Return
8458 1 and X86_64_AVX_CLASS for 256bit vector types.
8459 (examine_argument): Handle X86_64_AVX_CLASS.
8460 (construct_container): Likewise.
8461 (function_arg_advance_32): Pass OImode and 256bit vector types
8463 (function_arg_advance_64): Take a new argument to indicate if a
8464 parameter is named. Handle 256bit vector types. Return
8465 immediately for unnamed 256bit vector mode parameters.
8466 (function_arg_advance): Updated.
8467 (function_arg_32): Add comments for TImode. Handle OImode
8468 and 256bit vector types.
8469 (function_arg_64): Take a new argument to indicate if a
8470 parameter is named. Handle 256bit vector types. Return NULL
8471 for unnamed 256bit vector mode parameters.
8472 (function_arg): Updated.
8473 (setup_incoming_varargs_64): Support
8474 AVX encoding for *sse_prologue_save_insn.
8475 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8476 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8477 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8478 enabled, otherwise return -3.
8479 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8481 (print_reg): Support AVX registers. Handle 'x' and 't'.
8482 Handle 'd' to duplicate the operand.
8483 (print_operand): Likewise. Also support AVX vector compare
8485 (output_387_binary_op): Support AVX.
8486 (output_fp_compare): Likewise.
8487 (ix86_expand_vector_move_misalign): Likewise.
8488 (ix86_attr_length_vex_default): New.
8489 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8490 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8491 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8492 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8493 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8494 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8495 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8496 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8497 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8498 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8499 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8500 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8501 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8502 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8503 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8504 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8505 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8506 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8507 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8508 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8509 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8510 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8511 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8512 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8513 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8514 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8515 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8516 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8517 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8518 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8519 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8520 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8521 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8522 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8523 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8524 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8525 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8526 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8527 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8528 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8529 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8530 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8531 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8532 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8533 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8534 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8535 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8536 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8537 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8538 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8539 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8540 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8541 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8542 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8543 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8544 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8545 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8546 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8547 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8548 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8549 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8550 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8551 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8552 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8553 and IX86_BUILTIN_MOVMSKPS256,
8554 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8555 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8556 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8557 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8558 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8559 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8560 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8561 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8562 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8563 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8564 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8565 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8566 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8567 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8568 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8569 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8570 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8571 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8572 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8573 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8574 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8575 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8576 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8577 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8578 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8579 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8580 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8581 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8582 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8583 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8584 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8585 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8586 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8587 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8588 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8589 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8590 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8591 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8592 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8593 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8594 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8595 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8596 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8597 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8598 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8599 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8600 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8601 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8602 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8603 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8604 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8605 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8606 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8607 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8608 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8609 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8610 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8611 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8613 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8614 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8615 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8616 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8617 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8618 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8619 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8620 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8621 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8622 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8623 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8624 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8625 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8626 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8627 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8628 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8629 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8630 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8631 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8632 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8633 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8634 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8635 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8636 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8637 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8638 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8639 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8640 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8641 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8642 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8643 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8644 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8645 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8646 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8647 IX86_BUILTIN_MOVMSKPS256.
8648 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8649 (ix86_expand_args_builtin): Likewise.
8650 (ix86_expand_special_args_builtin): Likewise.
8651 (ix86_hard_regno_mode_ok): Handle AVX modes.
8652 (ix86_expand_vector_init_duplicate): Likewise.
8653 (ix86_expand_vector_init_one_nonzero): Likewise.
8654 (ix86_expand_vector_init_one_var): Likewise.
8655 (ix86_expand_vector_init_concat): Likewise.
8656 (ix86_expand_vector_init_general): Likewise.
8657 (ix86_expand_vector_set): Likewise.
8658 (ix86_vector_mode_supported_p): Likewise.
8659 (x86_extended_reg_mentioned_p): Check INSN_P before using
8662 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8663 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8665 * config/i386/i386.h (TARGET_AVX): New.
8666 (TARGET_FMA): Likewise.
8667 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8668 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8669 (VALID_AVX256_REG_MODE): New.
8670 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8671 (AVX_FLOAT_MODE_P): Likewise.
8672 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8673 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8674 (AVX_VEC_FLOAT_MODE_P): Likewise.
8675 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8676 (ASM_OUTPUT_OPCODE): Likewise.
8677 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8679 (SSE_REG_MODE_P): Allow 256bit vector modes.
8680 (ix86_args): Add a warn_avx field.
8682 * config/i386/i386.md (UNSPEC_PCMP): New.
8683 (UNSPEC_VPERMIL): Likewise.
8684 (UNSPEC_VPERMIL2): Likewise.
8685 (UNSPEC_VPERMIL2F128): Likewise.
8686 (UNSPEC_MASKLOAD): Likewise.
8687 (UNSPEC_MASKSTORE): Likewise.
8688 (UNSPEC_CAST): Likewise.
8689 (UNSPEC_VTESTP): Likewise.
8690 (UNSPECV_VZEROALL): Likewise.
8691 (UNSPECV_VZEROUPPER): Likewise.
8692 (XMM0_REG): Likewise.
8693 (XMM1_REG): Likewise.
8694 (XMM2_REG): Likewise.
8695 (XMM3_REG): Likewise.
8696 (XMM4_REG): Likewise.
8697 (XMM5_REG): Likewise.
8698 (XMM6_REG): Likewise.
8699 (XMM8_REG): Likewise.
8700 (XMM9_REG): Likewise.
8701 (XMM10_REG): Likewise.
8702 (XMM11_REG): Likewise.
8703 (XMM12_REG): Likewise.
8704 (XMM13_REG): Likewise.
8705 (XMM14_REG): Likewise.
8706 (XMM15_REG): Likewise.
8708 (prefix_vex_imm8): Likewise.
8709 (prefix_vex_w): Likewise.
8710 (length_vex): Likewise.
8713 (*avx_ashlti3): Likewise.
8714 (*avx_lshrti3): Likewise.
8715 (*avx_setcc<mode>): Likewise.
8716 (*fop_<mode>_comm_mixed_avx): Likewise.
8717 (*fop_<mode>_comm_avx): Likewise.
8718 (*fop_<mode>_1_mixed_avx): Likewise.
8719 (*fop_<mode>_1_avx): Likewise.
8720 (*avx_<code><mode>3): Likewise.
8721 (*avx_ieee_smin<mode>3): Likewise.
8722 (*avx_ieee_smax<mode>3): Likewise.
8723 (mode): Add OI, V8SF and V4DF.
8724 (length): Support VEX prefix.
8725 (*cmpfp_i_mixed): Set prefix attribute.
8726 (*cmpfp_i_sse): Likewise.
8727 (*cmpfp_iu_mixed): Likewise.
8728 (*cmpfp_iu_sse): Likewise.
8729 (*movsi_1): Support AVX.
8730 (*movdi_2): Likewise.
8731 (*movdi_1_rex64): Likewise.
8732 (*movti_internal): Likewise.
8733 (*movti_rex64): Likewise.
8734 (*movsf_1): Likewise.
8735 (*movdf_nointeger): Likewise.
8736 (*movdf_integer_rex64): Likewise.
8737 (*movtf_internal): Likewise.
8738 (zero_extendsidi2_32): Likewise.
8739 (zero_extendsidi2_rex64): Likewise.
8740 (*extendsfdf2_mixed): Likewise.
8741 (*extendsfdf2_sse): Likewise.
8742 (*truncdfsf_fast_mixed): Likewise.
8743 (*truncdfsf_fast_sse): Likewise.
8744 (*truncdfsf_mixed): Likewise.
8745 (fix_trunc<mode>di_sse): Likewise.
8746 (fix_trunc<mode>si_sse): Likewise.
8747 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8748 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8749 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8750 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8751 (*rcpsf2_sse): Likewise.
8752 (*rsqrtsf2_sse): Likewise.
8753 (*sqrt<mode>2_sse): Likewise.
8754 (sse4_1_round<mode>2): Likewise.
8755 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8756 Support AVX. Set length attribute properly for AVX.
8758 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8759 (VECTOR_MODES (FLOAT, 32)): Likewise.
8760 (VECTOR_MODE (INT, DI, 8)): Likewise.
8761 (VECTOR_MODE (INT, HI, 32)): Likewise.
8762 (VECTOR_MODE (INT, QI, 64)): Likewise.
8763 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8764 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8765 (VECTOR_MODE (INT, DI, 4)): Removed.
8766 (VECTOR_MODE (INT, SI, 8)): Likewise.
8767 (VECTOR_MODE (INT, HI, 16)): Likewise.
8768 (VECTOR_MODE (INT, QI, 32)): Likewise.
8769 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8770 (INT_MODE (OI, 32)): Likewise.
8772 * config/i386/i386.opt (mavx): New.
8775 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8777 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8778 (*mov<mode>_internal_avx): New.
8779 (*movv2sf_internal_rex64_avx): Likewise.
8780 (*movv2sf_internal_avx): Likewise.
8782 * config/i386/predicates.md (const_4_to_5_operand): New.
8783 (const_6_to_7_operand): Likewise.
8784 (const_8_to_11_operand): Likewise.
8785 (const_12_to_15_operand): Likewise.
8786 (avx_comparison_float_operator): Likewise.
8788 * config/i386/sse.md (AVX256MODEI): New.
8789 (AVX256MODE): Likewise.
8790 (AVXMODEQI): Likewise.
8791 (AVXMODE): Likewise.
8792 (AVX256MODEF2P): Likewise.
8793 (AVX256MODE2P): Likewise.
8794 (AVX256MODE4P): Likewise.
8795 (AVX256MODE8P): Likewise.
8796 (AVXMODEF2P): Likewise.
8797 (AVXMODEF4P): Likewise.
8798 (AVXMODEDCVTDQ2PS): Likewise.
8799 (AVXMODEDCVTPS2DQ): Likewise.
8800 (avxvecmode): Likewise.
8801 (avxvecpsmode): Likewise.
8802 (avxhalfvecmode): Likewise.
8803 (avxscalarmode): Likewise.
8804 (avxcvtvecmode): Likewise.
8805 (avxpermvecmode): Likewise.
8806 (avxmodesuffixf2c): Likewise.
8807 (avxmodesuffixp): Likewise.
8808 (avxmodesuffixs): Likewise.
8809 (avxmodesuffix): Likewise.
8810 (vpermilbits): Likewise.
8811 (pinsrbits): Likewise.
8812 (mov<mode>): Likewise.
8813 (*mov<mode>_internal): Likewise.
8814 (push<mode>1): Likewise.
8815 (movmisalign<mode>): Likewise.
8816 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8817 (avx_movdqu<avxmodesuffix>): Likewise.
8818 (avx_lddqu<avxmodesuffix>): Likewise.
8819 (<plusminus_insn><mode>3): Likewise.
8820 (*avx_<plusminus_insn><mode>3): Likewise.
8821 (*avx_vm<plusminus_insn><mode>3): Likewise.
8822 (mul<mode>3): Likewise.
8823 (*avx_mul<mode>3): Likewise.
8824 (*avx_vmmul<mode>3): Likewise.
8825 (divv8sf3): Likewise.
8826 (divv4df3): Likewise.
8827 (avx_div<mode>3): Likewise.
8828 (*avx_div<mode>3): Likewise.
8829 (*avx_vmdiv<mode>3): Likewise.
8830 (avx_rcpv8sf2): Likewise.
8831 (*avx_vmrcpv4sf2): Likewise.
8832 (sqrtv8sf2): Likewise.
8833 (avx_sqrtv8sf2): Likewise.
8834 (*avx_vmsqrt<mode>2): Likewise.
8835 (rsqrtv8sf2): Likewise.
8836 (avx_rsqrtv8sf2): Likewise.
8837 (*avx_vmrsqrtv4sf2): Likewise.
8838 (<code><mode>3): Likewise.
8839 (*avx_<code><mode>3_finite): Likewise.
8840 (*avx_<code><mode>3): Likewise.
8841 (*avx_vm<code><mode>3): Likewise.
8842 (*avx_ieee_smin<mode>3): Likewise.
8843 (*avx_ieee_smax<mode>3): Likewise.
8844 (avx_addsubv8sf3): Likewise.
8845 (avx_addsubv4df3): Likewise.
8846 (*avx_addsubv4sf3): Likewise.
8847 (*avx_addsubv2df3): Likewise.
8848 (avx_h<plusminus_insn>v4df3): Likewise.
8849 (avx_h<plusminus_insn>v8sf3): Likewise.
8850 (*avx_h<plusminus_insn>v4sf3): Likewise.
8851 (*avx_h<plusminus_insn>v2df3): Likewise.
8852 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8853 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8854 (*avx_maskcmp<mode>3): Likewise.
8855 (avx_nand<mode>3): Likewise.
8856 (*avx_<code><mode>3): Likewise.
8857 (*avx_nand<mode>3): Likewise.
8858 (*avx_<code><mode>3): Likewise.
8859 (*avx_cvtsi2ss): Likewise.
8860 (*avx_cvtsi2ssq): Likewise.
8861 (*avx_cvtsi2sd): Likewise.
8862 (*avx_cvtsi2sdq): Likewise.
8863 (*avx_cvtsd2ss): Likewise.
8864 (avx_cvtss2sd): Likewise.
8865 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8866 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8867 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8868 (*avx_cvtsi2sd): Likewise.
8869 (*avx_cvtsi2sdq): Likewise.
8870 (avx_cvtdq2pd256): Likewise.
8871 (avx_cvtpd2dq256): Likewise.
8872 (avx_cvttpd2dq256): Likewise.
8873 (*avx_cvtsd2ss): Likewise.
8874 (*avx_cvtss2sd): Likewise.
8875 (avx_cvtpd2ps256): Likewise.
8876 (avx_cvtps2pd256): Likewise.
8877 (*avx_movhlps): Likewise.
8878 (*avx_movlhps): Likewise.
8879 (avx_unpckhps256): Likewise.
8880 (*avx_unpckhps): Likewise.
8881 (avx_unpcklps256): Likewise.
8882 (*avx_unpcklps): Likewise.
8883 (avx_movshdup256): Likewise.
8884 (avx_movsldup256): Likewise.
8885 (avx_shufps256): Likewise.
8886 (avx_shufps256_1): Likewise.
8887 (*avx_shufps_<mode>): Likewise.
8888 (*avx_loadhps): Likewise.
8889 (*avx_storelps): Likewise.
8890 (*avx_loadlps): Likewise.
8891 (*avx_movss): Likewise.
8892 (*vec_dupv4sf_avx): Likewise.
8893 (*vec_concatv2sf_avx): Likewise.
8894 (*vec_concatv4sf_avx): Likewise.
8895 (*vec_setv4sf_0_avx): Likewise.
8896 (*vec_setv4sf_avx): Likewise.
8897 (*avx_insertps): Likewise.
8898 (avx_vextractf128<mode>): Likewise.
8899 (vec_extract_lo_<mode>): Likewise.
8900 (vec_extract_hi_<mode>): Likewise.
8901 (vec_extract_lo_<mode>): Likewise.
8902 (vec_extract_hi_<mode>): Likewise.
8903 (vec_extract_lo_v16hi): Likewise.
8904 (vec_extract_hi_v16hi): Likewise.
8905 (vec_extract_lo_v32qi): Likewise.
8906 (vec_extract_hi_v32qi): Likewise.
8907 (avx_unpckhpd256): Likewise.
8908 (*avx_unpckhpd): Likewise.
8909 (avx_movddup256): Likewise.
8910 (*avx_movddup): Likewise.
8911 (avx_unpcklpd256): Likewise.
8912 (*avx_unpcklpd): Likewise.
8913 (avx_shufpd256): Likewise.
8914 (avx_shufpd256_1): Likewise.
8915 (*avx_punpckhqdq): Likewise.
8916 (*avx_punpcklqdq): Likewise.
8917 (*avx_shufpd_<mode>): Likewise.
8918 (*avx_storehpd): Likewise.
8919 (*avx_loadhpd): Likewise.
8920 (*avx_loadlpd): Likewise.
8921 (*avx_movsd): Likewise.
8922 (*vec_concatv2df_avx): Likewise.
8923 (*avx_<plusminus_insn><mode>3): Likewise.
8924 (*avx_<plusminus_insn><mode>3): Likewise.
8925 (*avx_mulv8hi3): Likewise.
8926 (*avxv8hi3_highpart): Likewise.
8927 (*avx_umulv8hi3_highpart): Likewise.
8928 (*avx_umulv2siv2di3): Likewise.
8929 (*avx_mulv2siv2di3): Likewise.
8930 (*avx_pmaddwd): Likewise.
8931 (*avx_mulv4si3): Likewise.
8932 (*avx_ashr<mode>3): Likewise.
8933 (*avx_lshr<mode>3): Likewise.
8934 (*avx_ashl<mode>3): Likewise.
8935 (*avx_<code><mode>3): Likewise.
8936 (*avx_eq<mode>3): Likewise.
8937 (*avx_gt<mode>3): Likewise.
8938 (*avx_nand<mode>3): Likewise.
8939 (*avx_nand<mode>3): Likewise.
8940 (*avx_<code><mode>3): Likewise.
8941 (*avx_<code><mode>3): Likewise.
8942 (*avx_packsswb): Likewise.
8943 (*avx_packssdw): Likewise.
8944 (*avx_packuswb): Likewise.
8945 (*avx_punpckhbw): Likewise.
8946 (*avx_punpcklbw): Likewise.
8947 (*avx_punpckhwd): Likewise.
8948 (*avx_punpcklwd): Likewise.
8949 (*avx_punpckhdq): Likewise.
8950 (*avx_punpckldq): Likewise.
8951 (*avx_pinsr<avxmodesuffixs>): Likewise.
8952 (*avx_pinsrq): Likewise.
8953 (*avx_loadld): Likewise.
8954 (*vec_extractv2di_1_rex64_avx): Likewise.
8955 (*vec_extractv2di_1_avx): Likewise.
8956 (*vec_dupv2di_avx): Likewise.
8957 (*vec_concatv2si_avx): Likewise.
8958 (*vec_concatv4si_1_avx): Likewise.
8959 (*vec_concatv2di_avx): Likewise.
8960 (*vec_concatv2di_rex64_avx): Likewise.
8961 (*avx_uavgv16qi3): Likewise.
8962 (*avx_uavgv8hi3): Likewise.
8963 (*avx_psadbw): Likewise.
8964 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8965 (*avx_phaddwv8hi3): Likewise.
8966 (*avx_phadddv4si3): Likewise.
8967 (*avx_phaddswv8hi3): Likewise.
8968 (*avx_phsubwv8hi3): Likewise.
8969 (*avx_phsubdv4si3): Likewise.
8970 (*avx_phsubswv8hi3): Likewise.
8971 (*avx_pmaddubsw128): Likewise.
8972 (*avx_pmulhrswv8hi3): Likewise.
8973 (*avx_pshufbv16qi3): Likewise.
8974 (*avx_psign<mode>3): Likewise.
8975 (*avx_palignrti): Likewise.
8976 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8977 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8978 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8979 (*avx_mpsadbw): Likewise.
8980 (*avx_packusdw): Likewise.
8981 (*avx_pblendvb): Likewise.
8982 (*avx_pblendw): Likewise.
8983 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8984 (avx_ptest256): Likewise.
8985 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8986 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8987 (*avx_aesenc): Likewise.
8988 (*avx_aesenclast): Likewise.
8989 (*avx_aesdec): Likewise.
8990 (*avx_aesdeclast): Likewise.
8991 (avx_vzeroupper): Likewise.
8992 (avx_vzeroupper_rex64): Likewise.
8993 (avx_vpermil<mode>): Likewise.
8994 (avx_vpermilvar<mode>3): Likewise.
8995 (avx_vpermil2<mode>3): Likewise.
8996 (avx_vperm2f128<mode>3): Likewise.
8997 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8998 (avx_vbroadcastss256): Likewise.
8999 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
9000 (avx_vinsertf128<mode>): Likewise.
9001 (vec_set_lo_<mode>): Likewise.
9002 (vec_set_hi_<mode>): Likewise.
9003 (vec_set_lo_<mode>): Likewise.
9004 (vec_set_hi_<mode>): Likewise.
9005 (vec_set_lo_v16hi): Likewise.
9006 (vec_set_hi_v16hi): Likewise.
9007 (vec_set_lo_v32qi): Likewise.
9008 (vec_set_hi_v32qi): Likewise.
9009 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9010 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9011 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9012 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9013 (vec_init<mode>): Likewise.
9014 (*vec_concat<mode>_avx): Likewise.
9015 (blendbits): Support V8SF and V4DF.
9016 (sse2_movq128): Support AVX.
9017 (<sse>_movnt<mode>): Likewise.
9018 (sse2_movntv2di): Likewise.
9019 (sse_rcpv4sf2): Likewise.
9020 (sse_sqrtv4sf2): Likewise.
9021 (sse_rsqrtv4sf2): Likewise.
9022 (<sse>_comi): Likewise.
9023 (<sse>_ucomi): Likewise.
9024 (sse_cvtss2si): Likewise.
9025 (sse_cvtss2si_2): Likewise.
9026 (sse_cvtss2siq): Likewise.
9027 (sse_cvtss2siq_2): Likewise.
9028 (sse_cvttss2si): Likewise.
9029 (sse_cvttss2siq): Likewise.
9030 (sse2_cvtsd2si): Likewise.
9031 (sse2_cvtsd2si_2): Likewise.
9032 (sse2_cvtsd2siq): Likewise.
9033 (sse2_cvtsd2siq_2): Likewise.
9034 (sse2_cvttsd2si): Likewise.
9035 (sse2_cvttsd2siq): Likewise.
9036 (sse2_cvtdq2pd): Likewise.
9037 (*sse2_cvtpd2dq): Likewise.
9038 (*sse2_cvttpd2dq): Likewise.
9039 (*sse2_cvtpd2ps): Likewise.
9040 (sse2_cvtps2pd): Likewise.
9041 (sse3_movshdup): Likewise.
9042 (sse3_movsldup): Likewise.
9043 (sse_storehps): Likewise.
9044 (*sse4_1_extractps): Likewise.
9045 (sse2_storelpd): Likewise.
9046 (vec_dupv2df_sse3): Likewise.
9047 (*vec_concatv2df_sse3): Likewise.
9048 (*sse4_1_pextrb): Likewise.
9049 (*sse4_1_pextrb_memory): Likewise.
9050 (*sse2_pextrw): Likewise.
9051 (*sse4_1_pextrw_memory): Likewise.
9052 (*sse4_1_pextrd): Likewise.
9053 (*sse4_1_pextrq): Likewise.
9054 (sse2_pshufd_1): Likewise.
9055 (sse2_pshuflw_1): Likewise.
9056 (sse2_pshufhw_1): Likewise.
9057 (*sse2_storeq_rex64): Likewise.
9058 (*vec_dupv4si): Likewise.
9059 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9060 (sse2_pmovmskb): Likewise.
9061 (*sse2_maskmovdqu): Likewise.
9062 (*sse2_maskmovdqu_rex64): Likewise.
9063 (sse_ldmxcsr): Likewise.
9064 (sse_stmxcsr): Likewise.
9065 (abs<mode>2): Likewise.
9066 (sse4_1_movntdqa): Likewise.
9067 (sse4_1_phminposuw): Likewise.
9068 (sse4_1_extendv8qiv8hi2): Likewise.
9069 (*sse4_1_extendv8qiv8hi2): Likewise.
9070 (sse4_1_extendv4qiv4si2): Likewise.
9071 (*sse4_1_extendv4qiv4si2): Likewise.
9072 (sse4_1_extendv2qiv2di2): Likewise.
9073 (*sse4_1_extendv2qiv2di2): Likewise.
9074 (sse4_1_extendv4hiv4si2): Likewise.
9075 (*sse4_1_extendv4hiv4si2): Likewise.
9076 (sse4_1_extendv2hiv2di2): Likewise.
9077 (*sse4_1_extendv2hiv2di2): Likewise.
9078 (sse4_1_extendv2siv2di2): Likewise.
9079 (*sse4_1_extendv2siv2di2): Likewise.
9080 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9081 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9082 (sse4_1_zero_extendv4qiv4si2): Likewise.
9083 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9084 (sse4_1_zero_extendv2qiv2di2): Likewise.
9085 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9086 (sse4_1_zero_extendv4hiv4si2): Likewise.
9087 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9088 (sse4_1_zero_extendv2hiv2di2): Likewise.
9089 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9090 (sse4_1_zero_extendv2siv2di2): Likewise.
9091 (*sse4_1_zero_extendv2siv2di2): Likewise.
9092 (sse4_1_ptest): Likewise.
9093 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9094 (sse4_2_pcmpestri): Likewise.
9095 (sse4_2_pcmpestrm): Likewise.
9096 (sse4_2_pcmpistri): Likewise.
9097 (sse4_2_pcmpistrm): Likewise.
9099 (aeskeygenassist): Likewise.
9101 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9103 * config/i386/predicates.md (vzeroall_operation): New.
9105 * config/i386/sse.md (avx_vzeroall): New.
9106 (*avx_vzeroall): Likewise.
9108 2008-08-28 Paul Brook <paul@codesourcery.com>
9109 Mark Shinwell <shinwell@codesourcery.com>
9110 Richard Earnshaw <richard.earnshaw@arm.com>
9112 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9113 (TARGET_MIN_ANCHOR_OFFSET): New.
9114 (arm_override_options): Set correct anchor ranges for Thumb-1
9115 and Thumb-2 if required.
9116 (legitimize_pic_address): Handle case involving a TLS symbol
9117 reference with an addend.
9118 (arm_optimization_options): Enable section anchors at -O1 and
9120 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9121 * config/arm/arm-protos.h (arm_optimization_options): New.
9123 2008-08-28 Nick Clifton <nickc@redhat.com>
9125 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9126 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9129 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9130 * config/v850/v850.md (return): Remove frame size restriction.
9132 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9134 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9136 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9138 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9140 2008-08-28 Paul Brook <paul@codesourcery.com>
9142 * config/arm/vfp11.md: Update license notice.
9143 * config/arm/cortex-r4.md: Ditto.
9145 2008-08-28 Richard Guenther <rguenther@suse.de>
9147 PR tree-optimization/37207
9148 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9151 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9154 * tree.c (int_fits_type_p): Don't forget unsigned integers
9155 of type sizetype which higher end word equals -1.
9157 2008-08-28 Ira Rosen <irar@il.ibm.com>
9159 * target.h (struct vectorize): Add new target builtin.
9160 * tree-vectorizer.c (destroy_loop_vec_info): Call
9161 vect_free_slp_instance instead of vect_free_slp_node.
9162 * tree-vectorizer.h (enum slp_load_perm_type): New.
9163 (struct _slp_instance): Add new fields.
9164 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9165 (SLP_INSTANCE_LOADS): New.
9166 (vect_free_slp_tree): Remove.
9167 (vect_free_slp_instance): Declare.
9168 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9169 (vectorizable_load): Add argument.
9170 (vect_transform_slp_perm_load): New.
9171 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9173 (vect_get_place_in_interleaving_chain): New function.
9174 (vect_free_slp_tree): Make static.
9175 (vect_free_slp_instance): New function.
9176 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9177 collect the load location in the interleaving chain.
9178 (vect_supported_slp_permutation_p): New function.
9179 (vect_supported_load_permutation_p): Likewise.
9180 (vect_analyze_slp_instance): In case of loads permutation, call
9181 vect_supported_load_permutation_p to check that the permutation is
9183 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9184 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9185 (vect_create_mask_and_perm): New function.
9186 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9187 (vectorizable_load): Add an argument. Don't keep the created vectors
9188 statements in the node if permutation is required. Call
9189 vect_transform_slp_perm_load to generate the permutation.
9190 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9191 additional argument.
9192 (vect_schedule_slp_instance): In case of loads permutation, allocate
9193 vectorized statements structure for all the related SLP nodes. Call
9194 vect_transform_stmt with addditional argument.
9195 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9196 * config/spu/spu.c (spu_builtin_vec_perm): New.
9197 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9198 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9199 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9200 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9202 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9204 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9205 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9206 __gthread_cond_signal, __gthread_cond_timedwait,
9207 __gthread_cond_timedwait_recursive): New functions.
9208 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9210 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9213 2008-08-28 Richard Guenther <rguenther@suse.de>
9216 * fold-const.c (maybe_canonicalize_comparison_1): Require
9217 undefined overflow only for canonicalizing A +- CST cmp CST.
9218 Make sure to not generate new constants that are not inside
9219 their TYPE_MIN/MAX_VALUE range.
9220 (maybe_canonicalize_comparison): Remove undefined overflow
9222 (fold_binary): Remove now duplicate folding.
9224 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9226 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9227 use not updated in the last change.
9229 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9231 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9232 (IRA_COVER_CLASSES): Add FPUL_REGS.
9234 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9237 * c-common.c (conversion_warning): Check for null operands.
9239 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9242 * c-decl.c (check_for_loop_decls): Improve error message. Give
9245 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9248 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9249 (convert_for_assignment): Pass corrent OPT_W* parameter to
9250 WARN_FOR_ASSIGNMENT.
9252 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9255 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9257 2008-08-27 Paul Brook <paul@codesourcery.com>
9259 * config.gcc: Loosen checks for arm uclinux eabi targets.
9261 2008-08-27 Paul Brook <paul@codesourcery.com>
9263 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9265 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9267 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9269 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9270 the enumerators of an ENUMERAL_TYPE.
9271 * dbxout.c (dbxout_type): Ditto.
9273 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9276 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9277 (fwprop_addr): Check that the loop_father is not the outer loop.
9279 2008-08-26 Paul Brook <paul@codesourcery.com>
9281 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9282 Remove documentation entry for fmul type.
9283 Use fmuls to annotate single-precision multiplication patterns,
9284 fmuld to annotate double-precision multiplication patterns,
9285 fmacs to annotate single-precision multiply-accumulate patterns
9286 and fmacd to annotate double-precision multiply-accumulate patterns.
9287 * config/arm/vfp11.md: Update reservations accordingly.
9288 * config/arm/arm.md: Note that certain values of the "type"
9289 attribute are documented in vfp.md.
9290 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9291 (v10_cvt): Use new fmul types.
9293 2008-08-26 Paul Brook <paul@codesourcery.com>
9295 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9296 * config/arm/vfp11.md: ...here. New.
9297 * config/arm/arm.md: Include vfp11.md.
9299 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9301 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9302 parameter to inform call.
9304 2008-08-26 Jeff Law <law@redhat.com>
9306 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9307 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9308 preferred class when copying a constant into a partial word register.
9310 2008-08-26 Ben Elliston <bje@au.ibm.com>
9312 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9313 * cp/typeck.c: Likewise.
9314 * cp/tree.c: Likewise.
9315 * gimple-low.c: Likewise.
9318 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9320 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9321 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9323 * doc/passes.texi: Describe IRA.
9325 * doc/tm.texi (IRA_COVER_CLASSES,
9326 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9328 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9329 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9330 -fira-propagate-cost, -fno-ira-share-save-slots,
9331 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9333 * flags.h (ira_algorithm): New enumeration.
9334 (flag_ira_algorithm, flag_ira_verbose): New external variable
9337 * postreload.c (gate_handle_postreload): Don't do post reload
9338 optimizations unless the reload is completed.
9340 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9343 * tree-pass.h (pass_ira): New external variable declaration.
9345 * reload.h: Add 2008 to the Copyright.
9347 * cfgloopanal.c: Include params.h.
9348 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9351 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9353 * toplev.c (ira.h): New include.
9354 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9355 (backend_init_target): Call ira_init.
9356 (backend_init): Call ira_init_once.
9357 (finalize): Call finish_ira_once.
9359 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9360 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9363 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9364 may_move_out_cost): New external variable declarations.
9365 (move_table): New typedef.
9367 * caller-save.c: Include headers output.h and ira.h.
9368 (no_caller_save_reg_set): New global variable.
9369 (save_slots_num, save_slots): New variables.
9370 (reg_save_code, reg_restore_code, add_stored_regs): Add
9372 (init_caller_save): Set up no_caller_save_reg_set.
9373 (init_save_areas): Reset save_slots_num.
9374 (saved_hard_reg): New structure.
9375 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9376 (initiate_saved_hard_regs, new_saved_hard_reg,
9377 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9379 (setup_save_areas): Add code for sharing stack slots.
9380 (all_blocks): New variable.
9381 (save_call_clobbered_regs): Process pseudo-register too.
9382 (mark_set_regs): Process pseudo-register too.
9383 (insert_one_insn): Put the insn after bb note in a empty basic
9384 block. Add insn check.
9386 * global.c (eliminable_regset): Make it external.
9387 (mark_elimination): Use DF_LR_IN for IRA.
9388 (pseudo_for_reload_consideration_p): New.
9389 (build_insn_chain): Make it external. Don't ignore spilled
9390 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9391 (gate_handle_global_alloc): New function.
9392 (pass_global_alloc): Add the gate function.
9394 * opts.c (decode_options): Set up flag_ira. Print the warning for
9396 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9398 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9400 * regmove.c (regmove_optimize): Don't do replacement of output for
9403 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9404 New external variable declarations.
9406 * local-alloc.c (update_equiv_regs): Make it external. Return
9407 true if jump label rebuilding should be done. Rescan new_insn for
9409 (gate_handle_local_alloc): New function.
9410 (pass_local_alloc): Add the gate function.
9412 * alias.c (value_addr_p, stack_addr_p): New functions.
9413 (nonoverlapping_memrefs_p): Use them for IRA.
9415 * common.opt (fira, fira-algorithm, fira-coalesce,
9416 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9417 fira-verbose): New options.
9419 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9420 move_cost, may_move_in_cost, may_move_out_cost): Make the
9422 (move_table): Remove typedef.
9423 (init_move_cost): Make it external.
9424 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9427 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9428 setup_reg_classes): New function prototypes.
9429 (eliminable_regset): New external variable declaration.
9430 (build_insn_chain, update_equiv_regs): New function prototypes.
9432 * Makefile.in (IRA_INT_H): New definition.
9433 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9434 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9435 (reload1.o, toplev.o): Add dependence on ira.h.
9436 (cfgloopanal.o): Add PARAMS_H.
9437 (caller-save.o): Add dependence on output.h and ira.h.
9438 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9439 ira-emit.o, ira-lives.o): New entries.
9441 * passes.c (pass_ira): New pass.
9443 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9445 * reload1.c (ira.h): Include the header.
9446 (changed_allocation_pseudos): New bitmap.
9447 (init_reload): Initiate the bitmap.
9448 (compute_use_by_pseudos): Permits spilled registers in FROM.
9449 (temp_pseudo_reg_arr): New variable.
9450 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9451 IRA. Call alter_reg with the additional parameter. Don't clear
9452 spilled_pseudos for IRA. Restore original insn chain for IRA.
9453 Clear changed_allocation_pseudos at the end of reload.
9454 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9455 (hard_regno_to_pseudo_regno): New variable.
9456 (count_pseudo): Check spilled pseudos. Set up
9457 hard_regno_to_pseudo_regno.
9458 (count_spilled_pseudo): Check spilled pseudos. Update
9459 hard_regno_to_pseudo_regno.
9460 (find_reg): Use better_spill_reload_regno_p. Check
9461 hard_regno_to_pseudo_regno.
9462 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9464 (eliminate_regs_1): Use additional parameter for alter_reg.
9465 (finish_spills): Set up pseudo_previous_regs only for spilled
9466 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9467 more arguments. Don't clear live_throughout and dead_or_set for
9468 spilled pseudos. Use additional parameter for alter_reg. Call
9469 mark_allocation_change. Set up changed_allocation_pseudos.
9470 Remove sanity check.
9471 (emit_input_reload_insns, delete_output_reload): Use additional
9472 parameter for alter_reg. Call mark_allocation_change.
9473 (substitute, gen_reload_chain_without_interm_reg_p): New
9475 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9477 * testsuite/gcc.dg/20080410-1.c: New file.
9479 * config/s390/s390.h (IRA_COVER_CLASSES,
9480 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9482 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9484 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9486 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9488 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9490 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9492 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9494 2008-08-24 Jeff Law <law@redhat.com>
9495 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9496 when ignoring unavailable registers.
9498 2008-08-24 Jeff Law <law@redhat.com>
9499 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9500 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9501 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9502 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9504 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9505 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9507 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9508 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9509 * reload1.c (find_reg): Process registers in register allocation order.
9511 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9512 * toplev.c (backend_init_target): Move ira_init call from
9514 (lang_dependent_init_target): ...to here.
9516 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9517 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9518 calculate memory move costs for NO_REGS.
9520 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9521 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9522 STACK_REGS is defined.
9524 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9525 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9527 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9528 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9530 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9531 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9532 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9535 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9536 Dorit Nuzman <dorit@il.ibm.com>
9538 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9539 vec_extract_evenv4sf, vec_extract_evenv8hi,
9540 vec_extract_evenv16qi, vec_extract_oddv4si,
9541 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9542 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9543 vec_interleave_highv4si, vec_interleave_lowv4si,
9544 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9545 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9546 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9548 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9551 * config/rs6000/rs6000.c (optimization_options): Don't default to
9552 section anchors without toplevel reorder.
9554 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9556 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9557 (mfc_end_critical_section): Likewise.
9559 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9561 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9562 all type qualifiers from element type to vector type.
9564 2008-08-25 David Daney <ddaney@avtrex.com>
9566 * config/mips/mips.md (immediate_insn): Move up in file, fix
9567 comment typo, reformat.
9568 (fetchop_bit, atomic_hiqi_op memory_barrier,
9569 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9570 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9571 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9572 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9573 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9574 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9575 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9576 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9577 sync_old_nand<mode>, sync_new_nand<mode>,
9578 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9579 test_and_set_12): Moved to sync.md.
9581 * config/mips/sync.md: New file.
9583 2008-08-25 Richard Henderson <rth@redhat.com>
9585 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9586 (regsave): Likewise.
9587 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9588 (output_cfi_directive): Likewise.
9589 (div_data_align): New.
9590 (output_cfi): Use it.
9592 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9594 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9595 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9596 (TARGET_OCTEON): New macro.
9597 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9598 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9599 (ISA_HAS_POP): New macro.
9600 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9602 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9604 * config/mips/mips.md (cpu): Add octeon.
9605 (type): Add pop attribute value.
9606 (popcount<mode>2): New pattern.
9607 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9609 2008-08-24 Jan Hubicka <jh@suse.cz>
9611 * doc/invoke.texi (-fipa-cp-clone): New option.
9612 (-fipa-cp): Update docs.
9613 (--param ipcp-unit-growth):New.
9614 * ipa-cp.c: Include fibheap.h, params.h
9615 (ipcp_initialize_node_lattices): When not cloning, all externally
9616 visible functions are bottom.
9617 (ipcp_need_redirect_p): Accept clones.
9618 (ipcp_insert_stage): Use cost driven heuristics.
9619 (max_count, dead_nodes): New static vars.
9620 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9621 ipcp_const_param_count): New functions.
9622 * common.opt (ipa-cp-clone): New command line option.
9623 * params.def (ipcp-unit-growth): New.
9625 2008-08-24 Jan Hubicka <jh@suse.cz>
9627 * tree-inline.c (tree_function_versioning): Look harder
9628 for referenced vars.
9630 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9632 PR tree-optimization/37185
9633 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9635 2008-08-23 Jan Hubicka <jh@suse.cz>
9637 * ipa-cp.c (ipcp_analyze_node): New function.
9638 (ipcp_update_cloned_node): Use it.
9639 (ipcp_init_stage): Likewise.
9640 * ipa-inline.c (function_insertion_hook_holder): New static var.
9641 (analyze_function): Break out from ....
9642 (inline_generate_summary): Here; register insertion hook.
9643 (cgraph_decide_inlining): Remove hook.
9644 (add_new_function): New function.
9646 2008-08-23 Jan Hubicka <jh@suse.cz>
9648 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9650 2008-08-23 Jan Hubicka <jh@suse.cz>
9652 * ipa-cp.c (constant_val_insert): Remove.
9653 (ipcp_propagate_one_const): Remove.
9654 (ipcp_create_replace_map): Always insert replacements to the map.
9655 (ipcp_insert_stage): Do not try to insert statements by hand.
9656 * tree-inline.c (insert_init_stmt): Break out from ...
9657 (setup_one_parameter): ... here; allow NULL BB pointer.
9658 (tree_function_versioning): Use setup_one_parameter to process
9661 2008-08-23 Jan Hubicka <jh@suse.cz>
9663 * tree.c (decl_address_ip_invariant_p): New function.
9664 * tree.h (decl_address_ip_invariant_p): Declare.
9665 * gimple.c (strip_invariant_refs): Break out from ...
9666 (is_gimple_invariant_address): ... here
9667 (is_gimple_ip_invariant_address): New function.
9668 (is_gimple_ip_invariant): New function.
9669 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9672 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9673 (ipcp_lat_is_insertable): All constants are insertable.
9674 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9675 IPA_CONST_VALUE_REF.
9676 (ipcp_initialize_node_lattices): Propagate all types of operands.
9677 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9678 (ipcp_create_replace_map): Reformat.
9679 (ipcp_need_redirect_p): Simplify.
9680 (ipcp_insert_stage): Check that argument is used before clonning.
9681 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9683 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9684 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9685 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9686 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9687 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9688 * tree-inline.c (tree_function_versioning): Add variables referenced
9691 2008-08-23 Jan Hubicka <jh@suse.cz>
9694 * i386.c (standard_80387_constant_p): Use optimize_size.
9696 2008-08-23 Ira Rosen <irar@il.ibm.com>
9698 PR tree-optimization/37161
9699 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9700 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9701 (vect_determine_vectorization_factor): Move the scalar type
9702 retrieval to vect_get_smallest_scalar_type.
9703 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9704 scalar type. Remove redundant computation.
9705 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9706 (vect_get_slp_defs): Take the type of RHS into account if
9707 necessary by calling vect_get_smallest_scalar_type. Call
9708 vect_get_constant_vectors with additional argument.
9710 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9713 * doc/invoke.texi (Wwrite-strings): Clarify description.
9715 2008-08-23 Ira Rosen <irar@il.ibm.com>
9717 PR tree-optimization/37174
9718 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9719 def stmt is a part of the loop before accessing its stmt_vec_info.
9721 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9724 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9725 (*swap): New insn pattern.
9726 (*ashlqi3): Rename from ashlqi3 insn pattern.
9727 (ashlqi3): New expanders.
9728 (*lshrqi3): Rename from lshrqi3 insn pattern.
9729 (lshrqi3): New expanders.
9730 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9731 lshrqi3_const5, lshrqi3_const6): New splitters.
9732 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9733 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9736 2008-08-22 Richard Guenther <rguenther@suse.de>
9738 PR tree-optimization/37078
9739 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9740 [+INF, +INF] ranges.
9742 2008-08-22 Richard Guenther <rguenther@suse.de>
9744 PR tree-optimization/37143
9745 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9746 a conversion statement instead of a copy.
9748 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9751 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9752 CCCmode, CCOmode and CCSmode destination modes.
9755 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9756 from different units in a single alternative.
9757 (*vec_extractv2sf_1): Ditto.
9758 (*vec_extractv2si_0): Ditto.
9759 (*vec_extractv2si_1): Ditto.
9760 * config/i386/sse.md (sse2_storehpd): Ditto.
9761 (sse2_storelpd): Ditto.
9762 (sse2_loadhpd): Ditto.
9763 (sse2_loadlpd): Ditto.
9766 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9767 (popcountsi2): Ditto.
9768 (clzdi2_abm): Ditto.
9769 (popcountdi2): Ditto.
9770 (clzhi2_abm): Ditto.
9771 (popcounthi2): Ditto.
9773 2008-08-22 Richard Guenther <rguenther@suse.de>
9777 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9778 if the multiplication does not overflow.
9780 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9782 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9784 2008-08-21 Richard Henderson <rth@redhat.com>
9786 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9787 spurrious comma from test.
9788 * configure: Rebuild.
9790 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9793 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9796 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9798 * c-tree.h (grokfield): New argument.
9799 * c-decl.c (grokfield): Handle new location argument.
9800 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9802 2008-08-21 Richard Guenther <rguenther@suse.de>
9804 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9806 2008-08-21 Jan Hubicka <jh@suse.cz>
9808 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9809 (cgraph_add_function_insertion_hook,
9810 cgraph_remove_function_insertion_hook,
9811 cgraph_call_function_insertion_hooks): New functions.
9812 * cgraph.h (cgraph_add_function_insertion_hook,
9813 cgraph_remove_function_insertion_hook,
9814 cgraph_call_function_insertion_hooks): Declare.
9815 * ipa-reference.c (function_insertion_hook_holder): New variable.
9816 (check_operand, look_for_address_of): When checking late, do not care
9817 about module bitmaps.
9818 (add_new_function): New function.
9819 (generate_summary): Register hooks; zero module bitmaps.
9820 (propagate): Unregister hooks.
9821 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9822 (add_new_function): New function.
9823 (generate_summary): Register hook.
9824 (propagate): Remove hook.
9826 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9828 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9829 * ipa-cp.c (ipcp_update_cloned_node): New function.
9830 (build_const_val): Handle functions correctly; bring type logic
9831 into sync with tree-inline.c
9832 (ipcp_init_stage): Take care of computing stuff needed by
9833 indirect inlining; update clones.
9834 (ipcp_generate_summary): Break out of ipcp_driver.
9835 (ipcp_driver): Do only execution and transformation.
9836 (pass_ipa_cp): Make IPA_PASS.
9837 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9839 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9840 ipcp, some info is already available.
9841 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9842 * tree-inline.c (remap_ssa_name): Unshare expression.
9844 2008-08-21 Richard Guenther <rguenther@suse.de>
9846 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9847 a PHI ask VN if it is already available.
9848 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9849 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9851 2008-08-21 Richard Guenther <rguenther@suse.de>
9854 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9855 makes sure to produce a result of the correct type.
9857 2008-08-21 Jan Hubicka <jh@suse.cz>
9858 Backport from LTO branch:
9860 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9861 Jan Hubicka <jh@suse.cz>
9864 (init_state, finish_state, set_function_state, generate_summary):
9866 (scan_stmt): Renamed from scan_function. Changed to keep state in
9867 local static vars rather than cgraph aux field.
9868 (propagate): Renamed from static_execute. Changed to keep state in
9869 local static vars rather than cgraph aux field.
9870 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9871 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9873 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9875 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9876 * ipa-reference.c (init_function_info, generate_summary,
9877 propagate): New functions.
9878 (analyze_function): Call init_function_info.
9879 (static_execute): Stripped into generate_summary and propagate.
9880 (pass_ipa_reference): Made into ipa_opt_pass.
9882 2008-08-21 Richard Guenther <rguenther@suse.de>
9884 PR tree-optimization/37181
9885 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9887 (extract_range_from_unary_expr): Likewise.
9889 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9891 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9893 * toplev.h (pedwarn_at): Likewise.
9894 * builtins.c: Update all calls to pedwarn.
9895 * c-lex.c: Likewise.
9896 * toplev.c: Likewise.
9897 * c-tree.h: Likewise.
9898 * c-decl.c: Likewise.
9899 * c-errors.c: Likewise.
9900 * c-typeck.c: Likewise.
9901 * c-common.c: Likewise.
9902 * c-parser.c: Likewise.
9904 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9907 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9908 with MODE_VECTOR_INT mode.
9910 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9913 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9914 initialized outside the current module.
9915 (warn_uninitialized_var): Ignore left-hand side when walking the
9916 trees. Ignore address expressions. Examine VUSE operands in gimple
9917 statements with a variable declaration on the right-hand side.
9919 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9922 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9924 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9927 * c-common.c (conversion_warning): Do not warn if applying bit-and
9928 operator to unsigned constant that fits in the target type.
9930 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9933 * c-common.c (conversion_warning): Do not warn for artificial
9936 2008-08-20 Richard Guenther <rguenther@suse.de>
9938 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9939 (extract_range_from_binary_expr): Fall back to constant propagation.
9940 (extract_range_from_unary_expr): Likewise.
9942 2008-08-20 Richard Guenther <rguenther@suse.de>
9944 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9945 with TREE_THIS_VOLATILE on shared nodes.
9946 (fold_stmt_r): Likewise.
9948 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9951 * c-parser.c (c_parser_attributes): For keywords use canonical
9952 spelling for attr_name.
9954 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9956 * value-prof.c (check_counter): Revert wrong call to error.
9958 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9960 * profile.c: Update calls to inform.
9961 * value-prof.c: Update calls to inform.
9963 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9965 * diagnostic.c (inform): Add an explicit location_t parameter.
9966 * toplev.h (inform): Update declaration.
9967 * builtins.c: Update all calls to inform.
9968 * c-common.c: Likewise.
9969 * c-decl.c: Likewise.
9970 * c-opts.c: Likewise.
9971 * c-pch.c: Likewise.
9972 * c-pragma.c: Likewise.
9973 * c-typeck.c: Likewise.
9974 * coverage.c: Likewise.
9976 * toplev.c: Likewise.
9977 * tree-cfg.c: Likewise.
9978 * tree-ssa.c: Likewise.
9980 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9983 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9984 V2DI mode, for SSE4.1, use movq instead of vector set if the
9985 second element is zero and inter-unit moves are OK.
9987 2008-08-20 Richard Guenther <rguenther@suse.de>
9989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9990 properly handle conversion/copy chains after tuplification.
9992 2008-08-20 Richard Guenther <rguenther@suse.de>
9994 * passes.c (init_optimization_passes): Move the second
9995 forwprop pass before alias computation. Remove the second
9996 DCE pass. Remove the first dominator and phi copy/const
9999 2008-08-20 Nick Clifton <nickc@redhat.com>
10001 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
10002 support of this feature. Do not assume that a sufficiently new
10003 assembler will support the feature regardless of the target type.
10004 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
10005 * configure: Regenerate.
10007 2008-08-20 Richard Guenther <rguenther@suse.de>
10009 * tree-vrp.c (found_in_subgraph): Remove.
10010 (live): New global static.
10011 (live_on_edge): New function.
10012 (blocks_visited): Remove.
10013 (register_edge_assert_for_2): Use live_on_edge.
10014 (find_conditional_asserts): Remove code dealing with
10015 found_in_subgraph. Do not walk the CFG.
10016 (find_switch_asserts): Likewise.
10017 (find_assert_locations_1): Renamed from find_assert_locations.
10018 Move finding assert locations for conditional and switch
10019 statements first. Update live bitmap. Do not walk the CFG.
10020 (find_assert_locations): New function.
10021 (insert_range_assertions): Remove entry of CFG walk.
10022 Adjust call to find_assert_locations.
10023 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10024 that only can appear because of fake exit edges but assert we
10025 never try to insert on those.
10026 (fini_pre): Do not remove fake exit edges here...
10027 (execute_pre): ...but here, before committing edge inserts.
10029 2008-08-19 Richard Guenther <rguenther@suse.de>
10031 * passes.c (init_optimization_passes): Exchange store-ccp
10034 2008-08-19 Rafael Espíndola <espindola@google.com>
10036 * varasm.c (weak_decls): Move earlier in the file.
10037 (assemble_external): Add weak decls to the weak_decls list.
10038 (declare_weak): Don't add decls to the weak_decls list.
10040 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10043 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10044 before (sse2_shufpd_<mode>).
10046 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10049 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10050 * tree.c (block_nonartificial_location): Likewise.
10052 2008-08-19 Richard Guenther <rguenther@suse.de>
10054 PR tree-optimization/35972
10055 PR tree-optimization/23094
10056 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10058 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10059 handle MISALIGNED_INDIRECT_REF.
10060 (get_ref_from_reference_ops): New helper.
10061 (vn_reference_lookup_pieces): Walk the use-def chain using the
10062 alias-oracle if requested.
10063 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10064 walking the use-def chain.
10065 (compute_avail): But not here.
10066 (create_component_ref_by_pieces_1): Properly handle
10067 MISALIGNED_INDIRECT_REF.
10068 (do_regular_insertion): Handle fully redundant
10069 expressions after PHI-translation also for SSA_NAME values, not
10070 only constants. Correctly use edoubleprime for that.
10072 2008-08-19 Ira Rosen <irar@il.ibm.com>
10074 * tree-vectorizer.c (supportable_widening_operation): Support
10075 multi-step conversion, return the number of steps in such conversion
10076 and the required intermediate types.
10077 (supportable_narrowing_operation): Likewise.
10078 * tree-vectorizer.h (vect_pow2): New function.
10079 (supportable_widening_operation): Change argument types.
10080 (supportable_narrowing_operation): Likewise.
10081 (vectorizable_type_promotion): Add an argument.
10082 (vectorizable_type_demotion): Likewise.
10083 * tree-vect-analyze.c (vect_analyze_operations): Call
10084 vectorizable_type_promotion and vectorizable_type_demotion with
10085 additional argument.
10086 (vect_get_and_check_slp_defs): Detect patterns.
10087 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10089 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10090 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10091 factor according to the smallest type in the loop.
10092 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10093 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10094 supportable_widening_operation with correct arguments.
10095 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10096 operands lists according to the number of vector statements in left
10097 or right node, if exists.
10098 (vect_gen_widened_results_half): Remove unused argument.
10099 (vectorizable_conversion): Call supportable_widening_operation,
10100 supportable_narrowing_operation, and vect_gen_widened_results_half
10101 with correct arguments.
10102 (vectorizable_assignment): Change documentation, support multiple
10104 (vectorizable_operation): Likewise.
10105 (vect_get_loop_based_defs): New function.
10106 (vect_create_vectorized_demotion_stmts): Likewise.
10107 (vectorizable_type_demotion): Support loop-aware SLP and general
10108 multi-step conversion. Call vect_get_loop_based_defs and
10109 vect_create_vectorized_demotion_stmts for transformation.
10110 (vect_create_vectorized_promotion_stmts): New function.
10111 (vectorizable_type_promotion): Support loop-aware SLP and general
10112 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10113 for transformation.
10114 (vectorizable_store): Change documentation, support multiple
10116 (vectorizable_load): Likewise.
10117 (vect_transform_stmt): Pass SLP_NODE to
10118 vectorizable_type_promotion and vectorizable_type_demotion.
10119 (vect_schedule_slp_instance): Move here the calculation of number
10120 of vectorized statements for each node from...
10121 (vect_schedule_slp): ... here.
10122 (vect_transform_loop): Call vect_schedule_slp without the last
10125 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10128 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10129 to == in assert statement.
10130 (vectorizable_reduction): Fix typo.
10132 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10135 * value-prof.c (check_counter): Dereference pointer to overall
10136 count when printing it.
10138 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10140 * profile.h: Really add it.
10142 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10144 * mcf.c: Really add it.
10146 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10147 Vinodha Ramasamy <vinodha@google.com>
10149 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10151 * value-prof.c (check_counter): Fix the counter if
10152 flag_profile_correction is true.
10153 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10154 tree_mod_subtract_transform):
10155 Follow check_counter parameter change.
10156 * common.opt (fprofile-correction): New option.
10158 * profile.h: Likewise.
10159 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10160 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10161 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10163 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10164 flag_profile_correction is set.
10166 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10168 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10170 2008-08-18 Tomas Bily <tbily@suse.cz>
10172 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10173 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10175 * tree-data-ref.c (split_constant_offset_1): Likewise.
10176 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10177 * tree-sra.c (sra_walk_expr): Likewise.
10178 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10179 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10180 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10181 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10183 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10184 * tree-vect-transform.c (vectorizable_type_demotion)
10185 (vectorizable_type_promotion): Likewise.
10186 * tree-inline.c (expand_call_inline):
10187 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10188 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10189 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10190 * expr.c (expand_expr_real_1): Likewise.
10191 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10192 (gimple_assign_unary_useless_conversion_p): Likewise.
10193 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10194 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10195 * fold-const.c (fold_unary): Likewise.
10196 * tree.h (CONVERT_EXPR_P): Likewise.
10197 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10198 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10200 (register_edge_assert_for_2, extract_range_from_unary_expr)
10201 (register_edge_assert_for_1): Likewise.
10203 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10205 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10206 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10207 (enum real_value_const): Delete.
10208 (get_real_const): Delete.
10209 * real.c (get_real_const): Delete.
10210 (dconst_e_ptr): Define.
10211 (dconst_third_ptr): Define.
10212 (dconst_sqrt2_ptr): Define.
10213 * builtins.c: Update all callers.
10215 2008-08-18 Richard Guenther <rguenther@suse.de>
10217 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10218 statement iterator after statement removal.
10220 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10222 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10223 (detect_processor_freebsd): Likewise.
10224 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10226 2008-08-18 Richard Guenther <rguenther@suse.de>
10228 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10229 and loads have the correct types.
10231 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10234 * c-opts.c (cpp_opts): Remove static.
10235 * c-parser.c (cpp_opts): Declare it extern.
10236 (disable_extension_diagnostics): Handle cpp options.
10237 (enable_extension_diagnostics): Likewise.
10239 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10241 * diagnostics.c (permerror_at): Rename as permerror.
10242 (permerror): Delete.
10243 * toplev.h: Likewise.
10245 2008-08-18 Richard Guenther <rguenther@suse.de>
10247 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10248 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10249 Move call_cdce before build_alias. Move copyrename2,
10250 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10251 right after final inlining.
10252 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10253 (pass_build_cfg): But instead via TODO_dump_func.
10255 2008-08-18 Richard Guenther <rguenther@suse.de>
10257 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10259 (scalarize_init): If we failed to generate some initializers
10260 do not generate zeros for not instantiated members. Instead
10261 rely on the copy out.
10262 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10263 about missing flow-sensitive alias info only if we have
10266 2008-08-17 Nick Clifton <nickc@redhat.com>
10268 * doc/extend.texi (Function Attributes): Fix typo in description
10269 if hot function attribute.
10271 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10272 Richard Sandiford <rdsandiford@googlemail.com>
10274 * doc/install.texi (--with-mips-plt): Document.
10275 * doc/invoke.texi (-mplt, -mno-plt): Document.
10276 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10277 and handle ${with_mips_plt}.
10278 * config/mips/mips.opt (mplt): New option.
10279 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10280 (TARGET_ABICALLS_PIC2): Likewise.
10281 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10282 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10283 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10284 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10285 to decide whether to output ".option picX" directives.
10286 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10287 Pass -call_nonpic rather than -KPIC for -mplt.
10288 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10289 on the command line. Also remove it when -mabi=64 is used without
10291 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10292 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10293 TARGET_ABICALLS_PIC0.
10294 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10296 (mips16_build_function_stub): Only output ".option pic" directives
10297 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10298 (mips16_build_call_stub): Fix comment and remove redundant
10299 ".set at"/"set .noat" directives.
10300 (mips_function_rodata_section): Use the default behaviour for
10301 TARGET_ABSOLUTE_ABICALLS.
10302 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10303 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10304 (mips_restore_gp): Do nothing if the current function doesn't use
10306 (mips_expand_prologue): Only save $gp if the current function uses it.
10307 Use a normal move for TARGET_ABICALLS_PIC0.
10308 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10310 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10312 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10313 of function when handling GLOBAL_POINTER_REGNUM.
10315 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10318 * common.opt (-fstack-check): Do not declare the variable here.
10319 (-fstack-check=): New option variant.
10320 * doc/invoke.texi (Code Gen Options): Document it.
10321 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10322 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10323 (STACK_CHECK_STATIC_BUILTIN): New macro.
10324 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10325 * opts.c: Include expr.h.
10326 (common_handle_option) <OPT_fold_stack_check_>: New case.
10327 <OPT_fstack_check>: Likewise.
10328 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10329 consistently in the test for variable-sized types. Adjust for
10330 new behaviour of flag_stack_check.
10331 * explow.c: Include except.h.
10332 (allocate_dynamic_stack_space): Do not take into account
10333 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10334 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10335 for variable-sized parameters. Treat all parameters whose size is
10336 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10337 stack checking is enabled.
10338 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10339 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10340 if generic stack checking is enabled.
10341 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10342 * reload1.c (reload): Likewise.
10343 * stmt.c (expand_decl): Assert that all automatic variables have
10344 fixed size at this point and remove dead code.
10345 * flags.h (stack_check_type): New enumeration type.
10346 (flag_stack_check): Declare.
10347 * toplev.c (flag_stack_check): New global variable.
10348 * Makefile.in (opts.o): Add dependency on EXPR_H.
10349 (explow.o): Add dependency on except.h.
10351 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10353 * config/avr/avr.c (avr_override_options): Reduce value of
10354 PARAM_INLINE_CALL_COST.
10356 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10358 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10359 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10360 lieu of TYPE_MODE (type) throughout.
10362 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10364 * config/arm/arm.c (add_minipool_backward_ref): Check for
10365 8-byte-aligned entries in second case of forcing insertion after a
10366 particular entry. Change third case to avoid inserting
10367 non-8-byte-aligned entries before 8-byte-aligned ones.
10369 2008-08-15 Richard Guenther <rguenther@suse.de>
10371 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10372 strip components for unknown size accesses.
10374 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10376 * config/s390/2097.md New file.
10377 * config/s390/s390.md ("z10prop" attribute): Define none,
10378 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10379 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10380 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10381 possible values and apply them to insns as appropriate.
10382 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10383 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10384 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10385 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10386 ("bfp" mode attribute): Removed. Every occurence replaced
10388 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10389 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10392 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10395 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10398 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10400 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10401 additional argument. Support reduction when duplication is needed due
10402 to data-types of different sizes in the loop.
10403 (get_initial_def_for_induction): Fix printout.
10404 (vect_get_vec_def_for_stmt_copy): Support case where the
10405 vec_stmt_for_operand is a phi node.
10406 (vectorizable_reduction): Support reduction when duplication is needed
10407 due to data-types of different sizes in the loop.
10408 (vectorizable_call): Remove restriction to not vectorize in case we
10409 have data-types of different sizes in the loop.
10410 (vectorizable_conversion): Likewise.
10411 (vectorizable_operation): Likewise.
10412 (vectorizable_type_demotion): Likewise.
10413 (vectorizable_type_promotion): Likewise.
10414 (vectorizable_induction): Add restriction to not vectorize in case
10415 we have data-types of different sizes in the loop.
10417 2008-08-14 Christophe Saout <christophe@saout.de>
10418 Uros Bizjak <ubizjak@gmail.com>
10421 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10422 (*vec_concatv2di_rex64_sse4_1): Ditto.
10423 (*vec_concatv2di_rex64_sse): Ditto.
10425 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10427 PR middle-end/37103
10428 * fold-const.c (fold_widened_comparison): Do not allow
10429 sign changes that change the result even if shorter type
10430 is wider than arg1_unw's type.
10432 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10434 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10435 Skip if the multilib testing specifies -march that does not
10436 agree with the one specified in the testcase.
10438 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10440 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10441 zero extend SImode values being converted to TFmode before passing
10444 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10446 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10447 __PPU__ when targeting the Cell/B.E. PPU processor.
10449 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10451 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10452 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10453 Rematerialize the static chain, if any.
10454 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10457 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10459 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10460 (new_loc_descr): Likewise.
10461 (add_loc_descr): Likewise.
10462 (size_of_loc_descr): Likewise.
10463 (size_of_locs): Likewise.
10464 (output_loc_operands): Likewise.
10465 (output_loc_sequence): Likewise.
10466 (new_reg_loc_descr): New.
10467 (build_cfa_loc): Use it.
10468 (build_cfa_aligned_loc): Likewise.
10469 (one_reg_loc_descriptor): Likewise.
10470 (based_loc_descr): Likewise.
10472 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10475 * doc/invoke.texi (Wmain): Update.
10476 * c-decl.c (start_decl): warn_main is only 0 or 1.
10477 (start_function): Likewise. Fix formatting.
10478 (finish_function): Delete redundant warning.
10479 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10480 * c-opts (c_common_handle_option): -Wall only has effect if
10481 warn_main is uninitialized. OPT_Wmain is automatically
10482 handled. -pedantic also enables Wmain.
10483 (c_common_post_options): Handle all logic for Wmain here.
10484 * c-common.c (warn_main): Delete.
10485 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10486 * c-common.h (warn_main): Delete.
10488 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10490 PR middle-end/36701
10491 * expr.c (emit_group_store): Allocate stack temp with the
10492 largest alignment when copying from register to stack.
10494 2008-08-13 Richard Guenther <rguenther@suse.de>
10496 * tree.h (maybe_fold_offset_to_address): Declare.
10497 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10498 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10499 Likewise for POINTER_PLUS_EXPR.
10500 (maybe_fold_offset_to_reference): Enable disabled code.
10501 (maybe_fold_offset_to_address): New function.
10502 (fold_stmt_r): Use it.
10503 (fold_gimple_assign): Likewise.
10504 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10505 (gimplify_expr): Likewise.
10507 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10509 * toplev.h (pedwarn_at): Fix declaration.
10511 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10513 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10514 LINK_SPEC): Use %R in -Y P argument.
10516 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10519 * diagnostic.c (pedwarn_at): New.
10520 * toplev.h (pedwarn_at): Declare.
10521 * c-tree.h (build_enumerator): Update declaration.
10522 * c-decl.c (finish_enum): Update comment.
10523 (build_enumerator): Take a location parameter. Give a pedwarn but do
10524 not perform any conversion.
10525 * c-parser.c (c_parser_enum_specifier): Set correct location for
10528 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10531 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10532 expressions except for conversions to signed:1 bitfields. Handle
10533 COND_EXPR with constant operands.
10535 2008-08-13 Richard Guenther <rguenther@suse.de>
10537 PR tree-optimization/15255
10538 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10539 (struct oecount_s): New struct and VEC types.
10540 (cvec): New global.
10541 (oecount_hash): New function.
10542 (oecount_eq): Likewise.
10543 (oecount_cmp): Likewise.
10544 (zero_one_operation): New function.
10545 (build_and_add_sum): Likewise.
10546 (undistribute_ops_list): Perform un-distribution of multiplication
10547 and division on the chain of summands.
10548 (should_break_up_subtract): Also break up subtracts for factors.
10549 (reassociate_bb): Delete dead visited statements.
10550 Call undistribute_ops_list. Re-sort and optimize if it did something.
10551 * passes.c (init_optimization_passes): Move DSE before
10553 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10556 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10558 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10560 * doc/invoke.texi: Revert unintended checkin.
10562 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10565 * gcc.c (include_spec_function): Tweak call to find_a_file.
10567 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10569 PR middle-end/37014
10570 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10571 and TRUTH_ORIF_EXPR.
10572 * dojump.c (do_jump): Likewise.
10574 PR tree-optimization/37084
10575 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10576 if id->regimplify, don't assume stmt is a cast assignment.
10578 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10580 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10582 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10585 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10588 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10590 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10591 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10593 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10594 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10595 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10596 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10597 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10599 * doc/tm.texi (Storage Layout): Remove documentation for
10600 TARGET_FLOAT_FORMAT.
10602 * simplify-rtx.c (simplify_binary_operation_1): Replace
10603 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10605 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10607 * real.h (struct real_format): New member has_sign_dependent_rounding.
10608 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10609 spu_single_format, ieee_double_format, mips_double_format,
10610 motorola_double_format, ieee_extended_motorola_format,
10611 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10612 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10613 mips_extended_format, ieee_quad_format, mips_quad_format,
10614 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10615 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10617 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10618 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10619 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10620 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10621 (ROUND_TOWARDS_ZERO): Likewise.
10623 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10624 (FLOAT_MODE_FORMAT): New macro.
10625 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10626 (MODE_COMPOSITE_P): ... this new macro.
10627 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10628 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10629 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10631 * flags.h: Include "real.h".
10633 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10634 REAL_MODE_FORMAT_COMPOSITE_P.
10635 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10637 * doc/tm.texi (Storage Layout): Remove documentation of
10638 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10639 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10640 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10641 they only apply to libgcc2.a.
10643 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10645 * config/spu/float_disf.c: New file.
10646 * config/spu/float_unsdisf.c: New file.
10647 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10648 (LIB2FUNCS_EXCLUDE): Define.
10650 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10651 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10653 * real.h (struct real_format): New member round_towards_zero.
10654 * real.c (round_for_format): Respect fmt->round_towards_zero.
10655 (ieee_single_format, mips_single_format, motorola_single_format,
10656 spu_single_format, ieee_double_format, mips_double_format,
10657 motorola_double_format, ieee_extended_motorola_format,
10658 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10659 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10660 mips_extended_format, ieee_quad_format, mips_quad_format,
10661 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10662 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10664 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10665 real_format to choose rounding mode when calling MPFR functions.
10666 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10667 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10669 * real.h (real_to_decimal_for_mode): Add prototype.
10670 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10671 Respect target rounding mode when generating decimal representation.
10672 (real_to_decimal): New stub for backwards compatibility.
10673 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10674 real_to_decimal_for_mode instead of real_to_decimal.
10676 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10678 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10679 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10681 * real.c (spu_single_format): New variable.
10682 * real.h (spu_single_format): Declare.
10684 * config/spu/spu.c (spu_override_options): Install SFmode format.
10685 (spu_split_immediate): Use integer mode to operate on pieces of
10686 floating-point values in all cases.
10688 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10689 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10690 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10692 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10694 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10696 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10698 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10700 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10703 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10704 on the VAR_DECL instead of TYPE_READONLY on its type.
10706 2008-08-12 Ira Rosen <irar@il.ibm.com>
10708 * tree-vectorizer.c: Depend on langhooks.h.
10709 (supportable_widening_operation): Add two arguments. Support double
10711 (supportable_narrowing_operation): Likewise.
10712 * tree-vectorizer.h (supportable_widening_operation): Add two
10714 (supportable_narrowing_operation): Likewise.
10715 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10716 supportable_widening_operation with correct arguments.
10717 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10718 (vectorizable_type_demotion): Support double type conversions.
10719 (vectorizable_type_promotion): Likewise.
10720 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10722 2008-08-11 Michael Matz <matz@suse.de>
10724 * i386/i386.c (override_options): Move initialisation from
10725 flag_schedule_insns_after_reload to here from ...
10726 (optimization_options): ... here.
10728 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10730 PR rtl-optimization/36998
10731 * dwarf2out.c (compute_barrier_args_size_1,
10732 compute_barrier_args_size): Temporarily remove assertions.
10734 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10736 PR middle-end/20644
10737 * tree-ssa.c (struct walk_data): Add new flag
10738 warn_possibly_uninitialized.
10739 (warn_uninitialized_var): Use it.
10740 (warn_uninitialized_vars): New.
10741 (execute_early_warn_uninitialized): Call it.
10742 (execute_late_warn_uninitialized): Likewise.
10744 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10746 PR middle-end/36238
10747 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10748 for memory subregs.
10750 2008-08-09 Jan Hubicka <jh@suse.cz>
10753 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10755 (expand_fix): Be prepared for expansion to fail.
10756 (expand_sfix_optab): Remove instructions if expansion failed.
10758 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10760 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10761 avr31 architecture.
10762 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10763 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10765 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10767 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10768 mips/t-libgcc-mips16 to tmake_file.
10769 * config/mips/mips-protos.h (mips_call_type): New enum.
10770 (mips_pic_base_register, mips_got_load): Declare.
10771 (mips_restore_gp): Take an rtx argument.
10772 (mips_use_pic_fn_addr_reg_p): Declare.
10773 (mips_expand_call): Replace the sibcall_p argument with
10774 a mips_call_type argument. Add a lazy_p parameter.
10775 (mips_split_call): Declare.
10776 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10777 (MIPS16_PIC_TEMP): Likewise.
10778 (reg_class): Delete M16_NA_REGS.
10779 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10780 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10781 (mips_split_hi_p): Declare.
10782 * config/mips/mips.c (mips_split_hi_p): New array.
10783 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10784 (mips_got_symbol_type_p): New function.
10785 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10786 (mips16_stub_function_p): New function.
10787 (mips16_local_function_p): Likewise.
10788 (mips_use_pic_fn_addr_reg_p): Likewise.
10789 (mips_cannot_force_const_mem): Return false for HIGHs.
10790 Extend CONST_INT and symbolic handling to MIPS16, using
10791 mips_symbol_insns to check that the base symbol type is a
10792 legitimate constant. Reject GOT-based constants if
10793 TARGET_MIPS16_PCREL_LOADS.
10794 (mips_const_insns): Check targetm.cannot_force_const_mem when
10795 decomposing a symbolic base and a large offset.
10796 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10797 When calling a function that needs $25 from MIPS16 code,
10798 move the target address into $25 separately and add a USE
10800 (mips16_gp_pseudo_reg): Insert the initializer immediately
10801 before the first real insn.
10802 (mips_pic_base_register, mips_got_load): New functions.
10803 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10804 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10805 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10806 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10807 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10808 also passing NULL_RTX rather than const0_rtx as the aux argument.
10809 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10810 instead of TARGET_EXPLICIT_RELOCS.
10811 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10812 (mips_load_call_address): Replace the sibcall_p argument with
10813 a mips_call_type argument. Use mips_got_load.
10814 (mips16_local_alias): New structure.
10815 (mips16_local_aliases): New variable.
10816 (mips16_local_aliases_hash): New function.
10817 (mips16_local_aliases_eq): Likewise.
10818 (mips16_local_alias): Likewise.
10819 (mips16_stub_function): Likewise.
10820 (mips16_build_function_stub): Create a local alias for the target
10821 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10822 .cpload directive and an R_MIPS_NONE relocation for the target
10823 function, then load the alias rather than the function itself.
10824 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10825 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10826 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10827 (mips16_build_call_stub): Replace the FN parameter with an
10828 FN_PTR parameter. Force the address into a register if it
10829 isn't a call_insn_operand; don't rely on the caller to do this.
10830 If a call to a locally-defined and locally-binding MIPS16
10831 function must be made indirectly, redirect the call to the
10832 function's local alias. Use mips16_stub_function_p,
10833 mips16_stub_function, mips_expand_call and use_reg.
10834 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10835 Use explicit %hi and %lo accesses where possible.
10836 Use MIPS_CALL to generate the correct code form of a
10837 jal instruction. Add clobbers of $18 instead of uses.
10838 Update the call to mips_emit_call_insn.
10839 (mips_expand_call): Replace the SIBCALL_P argument with a
10840 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10841 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10842 allowing it to modify the call address. Update the calls to
10843 mips_load_call_address and mips_emit_call_insn.
10844 (mips_split_call): New function.
10845 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10846 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10847 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10848 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10849 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10851 (mips_cprestore_slot): New function.
10852 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10853 and use mips_cprestore_slot.
10854 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10856 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10857 then use a copygp_mips16 instruction to set up $28.
10858 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10859 (mips16_lay_out_constants): Call split_all_insns_noflow.
10860 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10861 false if TARGET_MIPS16.
10862 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10863 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10864 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10865 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10866 MIPS16 code. Allow MIPS16 o32 PIC.
10867 (mips_override_options): Allow MIPS16 o32 PIC.
10868 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10869 after reload if TARGET_USE_GOT.
10870 (UNSPEC_COPYGP): New constant.
10871 (length): Use a default length of 8 for MIPS16 GOT loads.
10872 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10873 (*got_page<mode>): Check mips_split_hi_p.
10874 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10875 (unspec_got<mode>, unspec_call<mode>): New expanders.
10876 (load_got<mode>, load_call<mode>): Remove the length attributes.
10877 Use a got attribute instead of a type attribute.
10878 (copygp_mips16): New insn.
10879 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10880 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10881 (sibcall, sibcall_value, call, call_value): Update the calls
10882 to mips_expand_call.
10883 (call_internal, call_value_internal): Use mips_split_call.
10884 (call_value_multiple_internal): Likewise.
10885 (call_split): Move after call_internal (the insn it is split from).
10886 (call_internal_direct, call_value_internal_direct): Turn into
10887 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10888 (call_direct_split, call_value_direct_split): New patterns.
10889 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10890 and use M16_REGS instead of M16_NA_REGS.
10891 * config/mips/predicates.md (const_call_insn_operand): Replace
10892 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10893 mips_use_pic_fn_addr_reg_p check.
10894 (move_operand): Reject HIGHs if mips_split_hi_p.
10895 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10896 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10897 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10898 * config/mips/libgcc-mips16.ver: New file.
10899 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10900 $(srcdir)/config/mips/libgcc-mips16.ver.
10902 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10904 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10906 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10907 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10908 (mips16_cfun_returns_in_fpr_p): Likewise.
10910 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10912 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10913 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10914 rather than 4 to PC.
10916 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10918 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10919 (FUNCTION_PROFILER): Save the static chain pointer into $2
10920 beforehand and restore it aftewards.
10921 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10922 address directly into $25 and call the function through $25;
10923 do not clobber $3. Pad the DImode version to cover the space
10924 left by the deleted $25 <- $3 move.
10925 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10926 the removal of the $25 <- $3 move.
10927 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10928 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10930 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10931 Daniel Jacobowitz <dan@codesourcery.com>
10933 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10934 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10935 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10936 * config/mips/mips.c (mips_start_function_definition): New function.
10937 (mips_end_function_definition): Likewise.
10938 (mips_output_function_prologue): Use mips_start_function_definition.
10939 (mips_output_function_epilogue): Use mips_end_function_definition.
10940 (build_mips16_function_stub): Use mips_start_function_definition
10941 and mips_end_function_definition.
10942 (build_mips16_call_stub): Likewise.
10944 2008-08-09 Richard Guenther <rguenther@suse.de>
10946 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10947 * gimple.h (gimple_call_fn): Adjust comment.
10948 (gimple_call_set_fndecl): New function.
10949 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10950 longer having bare FUNCTION_DECL operand.
10951 (gimple_call_return_type): Likewise.
10952 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10954 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10955 (gimple_mod_pow2): Likewise.
10956 (gimple_mod_subtract): Likewise.
10957 (gimple_ic): Likewise.
10958 (gimple_stringop_fixed_value): Likewise.
10959 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10960 longer having bare FUNCTION_DECL operand.
10961 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10962 * omp-low.c (optimize_omp_library_calls): Likewise.
10963 * cgraphunit.c (update_call_expr): Likewise.
10964 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10965 (execute_convert_to_rsqrt): Likewise.
10966 * cfgexpand.c (gimple_to_tree): Simplify.
10967 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10968 bare FUNCTION_DECL operand.
10969 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10970 (convert_gimple_call): Use gimple_call_fndecl.
10971 * c-common.c (c_warn_unused_result): Likewise.
10973 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10976 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10977 (c_finish_return): Likewise.
10978 (c_start_case): Likewise.
10979 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10980 * c-parser.c (c_parser_condition): New. Call
10981 verify_sequence_points.
10982 (c_parser_paren_condition): Call c_parser_condition.
10983 (c_parser_for_statement): Call c_parser_condition.
10985 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10988 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10989 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10990 Moved from diagnostic.h
10991 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10993 (emit_diagnostic): New.
10994 (warning0, pedwarn0): Delete.
10995 (warning, warning_at, pedwarn, permerror): Return bool.
10996 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10997 Moved to diagnostic.c.
10998 (struct diagnostic_context): Use correct type for
10999 classify_diagnostic.
11000 (diagnostic_report_diagnostic): Update declaration.
11001 (emit_diagnostic): Declare.
11002 * errors.c (warning): Return bool.
11003 * errors.h (warning): Update declaration.
11004 * toplev.h (warning0, pedwarn0): Delete.
11005 (warning, warning_at, pedwarn, permerror): Return bool.
11006 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11007 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11008 inform. Update all calls.
11009 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11010 before giving informative note.
11011 (implicit_decl_warning): Likewise.
11012 * c-typeck.c (build_function_call): Likewise.
11013 * tree-sssa.c (warn_uninit): Likewise.
11014 * builtins.c (gimplify_va_arg_expr): Likewise.
11016 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11019 * doc/invoke.texi (-Wextra): Move warning from here...
11020 (-Wuninitialized): ... to here.
11022 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11025 * flags.h (set_Wunused): Delete
11026 * toplev.c (process_options): Handle Wunused flags here.
11027 * opts.c (maybe_warn_unused_parameter): Delete.
11028 (common_handle_option): Replace set_Wunused by warn_unused.
11029 (set_Wextra): Do not handle Wunused-parameter here.
11030 (set_Wunused): Delete.
11031 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11033 * common.opt (Wunused): Add Var and Init.
11034 (Wunused-function): Likewise.
11035 (Wunused-label): Likewise.
11036 (Wunused-parameter): Likewise.
11037 (Wunused-value): Likewise.
11038 (Wunused-variable): Likewise.
11040 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11042 * doc/invoke.texi: Add cpu_type power7.
11043 * config.in (HAVE_AS_VSX): New.
11044 * config.gcc: Add cpu_type power7.
11045 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11047 * configure: Regenerate.
11048 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11050 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11051 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11052 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11054 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11056 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11057 type to vectorize.builtin_conversion.
11058 (vectorizable_conversion): Likewise.
11059 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11060 integral type as input.
11061 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11063 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11064 and ALTIVEC_BUILTIN_VCTSXS.
11065 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11068 2008-08-08 Richard Guenther <rguenther@suse.de>
11070 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11071 (surely_varying_stmt_p): Calls are varying only if they are
11072 non-builtin and not indirect or have no result.
11073 (ccp_fold): Re-instantiate code before the tuples merge.
11075 2008-08-08 Richard Guenther <rguenther@suse.de>
11077 PR tree-optimization/37056
11078 * gimple.h (gimple_assign_rhs_class): New helper function.
11079 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11080 unary operations properly.
11082 2008-08-07 Jan Hubicka <jh@suse.cz>
11084 * i386.h (ix86_size_cost): Declare.
11085 (ix86_cur_cost): New function macro.
11086 * i386.md (peepholes expanding size and splitters): Predicate by
11087 optimize_insn_for_speed_p.
11088 (peepholes reduce size and splitters): Predicate by
11089 optimize_insn_for_size_p.
11090 * i386.c (ix86_size_cost): Rename from ...
11091 (size_cost): This one.
11092 (override_options): Update.
11093 (decide_alg): Likewise.
11094 (ix86_expand_clear): Use RTL profile.
11095 (ix86_pad_returns): Use RTL profile.
11097 2008-08-07 Jan Hubicka <jh@suse.cz>
11099 * recog.c (split_all_insns): Set RTL profile
11100 (peephole2_optimize): Likewise.
11101 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11102 * combine.c (combine_instructions): Likewise.
11104 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11106 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11108 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11110 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11111 value in a6 after the set_frame_ptr insn.
11113 2008-08-07 Richard Henderson <rth@redhat.com>
11116 * gcc.c (cpp_options): Pass along -g*.
11118 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11120 * config/arm/arm.c (output_move_neon): Update comment describing
11121 big-endian vector layout.
11122 (arm_assemble_integer): Do not handle big-endian NEON vectors
11124 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11125 neon_vget_lane<mode>_sext_internal,
11126 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11127 element indices for big-endian.
11129 2008-08-07 Richard Henderson <rth@redhat.com>
11131 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11132 * configure, config.in: Rebuild.
11133 * debug.h (dwarf2out_do_cfi_asm): Declare.
11134 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11135 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11136 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11137 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11139 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11141 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11142 movv2si_internal): Combine into mov<mode>_internal.
11143 (movv2si_internal_2): Remove.
11145 2008-08-07 Jan Hubicka <jh@suse.cz>
11148 * i386.md (single stringop patterns): Enable unconditionally.
11150 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11153 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11155 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11156 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11158 * config/i386/sse.md (sse2_movq128): New.
11160 * doc/extend.texi: Document __builtin_ia32_movq128.
11162 2008-08-07 Richard Guenther <rguenther@suse.de>
11164 PR middle-end/37042
11165 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11166 pointers can access anything.
11168 2008-08-06 Jan Hubicka <jh@suse.cz>
11170 * optabs.c (emit_unop_insn): Break out to ...
11171 (maybe_emit_unop_insn): ... this one.
11172 (expand_sfix_optab): Use maybe variant.
11173 * optabs.h (maybe_emit_unop_insn): Declare.
11175 * i386.md (mov0 patterns): Enable by default.
11176 (FP conversion expanders): Disable expansion of code expanding
11177 sequences when instruction should be optimized for size.
11178 (single strinop patterns): Enable when optimizing for size.
11179 (string expanders): Disable expanding of code expanding sequences
11180 when optimizning instruction for size.
11181 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11183 (ix86_fp_comparison_sahf_cost): Likewise.
11184 (ix86_expand_branch): Likewise.
11185 (ix86_expand_ashl_const): Likewise.
11186 (ix86_split_ashl): Likewise.
11187 (ix86_expand_strlen): Likewise.
11188 (ix86_emit_fp_unordered_jump): Likewie.
11190 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11192 * c-common.c: Fix typo.
11193 (c_common_reswords): Activate more C++ keyword warnings.
11195 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11197 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11200 * diagnostic.c (permerror_at): New.
11201 * toplev.h (permerror_at): Declare.
11203 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11204 Ira Rosen <irar@il.ibm.com>
11206 * tree-vect-transform.c (vect_model_simple_cost): Return
11207 immediately if stmt is pure SLP.
11208 (vect_model_store_cost): Ditto.
11209 (vect_model_load_cost): Ditto.
11210 (vectorizable_store): Remove PURE_SLP check before call
11211 to vect_model_store_cost.
11212 (vect_model_store_cost): When checking whether stmt describe
11213 strided access, add a check that it is not slp_node.
11215 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11218 * c-common.c (warn_for_sign_compare): New. Handle separately the
11219 case that 'constant' is zero.
11220 * c-typeck.c (build_binary_op): Move code to c-common.c
11222 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11224 * config/alpha/alpha.c (alpha_preferred_reload_class,
11225 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11226 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11227 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11228 * config/arm/arm.md: Likewise.
11229 * config/avr/avr-protos.h (preferred_reload_class,
11230 test_hard_reg_class, avr_simplify_comparison_p,
11231 out_shift_with_cnt, class_max_nregs): Likewise.
11232 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11233 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11234 preferred_reload_class, test_hard_reg_class): Likewise.
11235 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11236 bfin_memory_move_cost, bfin_secondary_reload,
11237 bfin_output_mi_thunk): Likewise.
11238 * config/crx/crx.c (crx_secondary_reload_class,
11239 crx_memory_move_cost): Likewise.
11240 * config/frv/frv-protos.h (frv_secondary_reload_class,
11241 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11242 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11243 frv_secondary_reload_class, frv_class_likely_spilled_p,
11244 frv_class_max_nregs): Likewise.
11245 * config/h8300/h8300.c (h8300_classify_operand,
11246 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11248 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11249 * config/ia64/ia64.c (ia64_preferred_reload_class,
11250 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11251 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11252 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11254 * config/m68hc11/m68hc11.c (preferred_reload_class,
11255 m68hc11_memory_move_cost): Likewise.
11256 * config/mcore/mcore.c (mcore_secondary_reload_class,
11257 mcore_reload_class): Likewise.
11258 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11259 mips_class_max_nregs, mips_cannot_change_mode_class,
11260 mips_preferred_reload_class, mips_secondary_reload_class,
11261 mips_output_mi_thunk): Likewise.
11262 * config/mmix/mmix.c (mmix_preferred_reload_class,
11263 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11265 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11267 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11268 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11269 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11270 * config/rs6000/rs6000.c (paired_expand_vector_init,
11271 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11272 compare_section_name, rs6000_memory_move_cost): Likewise.
11273 * config/s390/s390.c (s390_emit_compare_and_swap,
11274 s390_preferred_reload_class, s390_secondary_reload,
11275 legitimize_pic_address, legitimize_tls_address,
11276 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11277 s390_class_max_nregs): Likewise.
11278 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11279 * config/s390/s390.md: Likewise.
11280 * config/score/score-protos.h (score_secondary_reload_class,
11281 score_preferred_reload_class): Likewise.
11282 * config/score/score.c (score_preferred_reload_class,
11283 score_secondary_reload_class): Likewise.
11284 * config/score/score3.c (score3_output_mi_thunk,
11285 score3_preferred_reload_class, score3_secondary_reload_class,
11286 score3_hard_regno_mode_ok): Likewise.
11287 * config/score/score3.h (score3_preferred_reload_class,
11288 score3_secondary_reload_class): Likewise.
11289 * config/score/score7.c (score7_output_mi_thunk,
11290 score7_preferred_reload_class, score7_secondary_reload_class,
11291 score7_hard_regno_mode_ok): Likewise.
11292 * config/score/score7.h (score7_preferred_reload_class,
11293 score7_secondary_reload_class): Likewise.
11294 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11295 output_branchy_insn, add_constant, gen_block_redirect,
11296 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11297 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11298 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11299 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11300 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11301 xstormy16_preferred_reload_class): Likewise.
11302 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11303 xtensa_expand_atomic, override_options,
11304 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11306 * reorg.c (try_merge_delay_insns): Likewise.
11307 * tree.c (merge_dllimport_decl_attributes): Likewise.
11309 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11311 2008-08-06 Michael Matz <matz@suse.de>
11313 * Makefile.in (write_entries_to_file): Quote words.
11314 * gengtype.c: (read_input_line): Skip over leading white-space.
11316 2008-08-06 Marc Gauthier <marc@tensilica.com>
11318 * config.gcc: Match more processor names for Xtensa.
11319 * configure.ac: Likewise.
11320 * doc/install.texi (Specific): Likewise.
11321 * configure: Regenerate.
11323 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11325 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11326 * calls.c (avoid_likely_spilled_reg): Likewise.
11327 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11328 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11329 * config/i386/i386.c (ix86_expand_special_args_builtin,
11330 ix86_secondary_reload): Likewise.
11331 * except.c (struct eh_region, gen_eh_region_catch,
11332 remove_unreachable_regions, duplicate_eh_regions,
11333 assign_filter_values, build_post_landing_pads,
11334 sjlj_find_directly_reachable_regions, remove_eh_handler,
11335 reachable_next_level, foreach_reachable_handler,
11336 can_throw_internal_1, can_throw_external_1,
11337 collect_one_action_chain): Likewise.
11338 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11339 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11340 * function.c (update_temp_slot_address, instantiate_new_reg,
11341 instantiate_virtual_regs_in_rtx,
11342 instantiate_virtual_regs_in_insn): Likewise.
11343 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11344 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11345 gimplify_cleanup_point_expr): Likewise.
11346 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11347 * passes.c (next_pass_1): Likewise.
11348 * print-tree.c (print_node_brief, print_node): Likewise.
11349 * profile.c (branch_prob): Likewise.
11350 * tree-dump.c (dump_register): Likewise.
11351 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11353 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11354 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11355 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11356 copy_arguments_for_versioning, copy_static_chain): Likewise.
11357 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11358 add_new_name_mapping, register_new_name_mapping): Likewise.
11359 * tree-mudflap.c (mf_xform_derefs): Likewise.
11360 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11361 get_init_expr, combine_chains): Likewise.
11362 * tree-pretty-print.c (dump_generic_node): Likewise.
11363 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11364 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11365 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11366 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11368 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11370 PR middle-end/37010
11371 * calls.c (expand_call): Use the biggest preferred stack
11374 2008-08-06 Michael Matz <matz@suse.de>
11377 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11378 for reused reload, instead of overwriting them.
11380 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11382 PR middle-end/37009
11383 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11384 for incoming stack boundary.
11386 * function.c (assign_parm_find_entry_rtl): Update
11387 parm_stack_boundary.
11389 * function.h (rtl_data): Add parm_stack_boundary.
11391 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11392 parm_stack_boundary for incoming stack boundary.
11394 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11396 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11397 for unrepresentable subregs or treat them as equal to other regs
11398 or subregs with the same register number.
11400 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11402 PR middle-end/35432
11403 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11406 2008-08-06 Jan Hubicka <jh@suse.cz>
11408 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11409 frequencies might be hot.
11411 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11413 * reload.c (find_reloads): Force constants into literal pool
11414 also if they are wrapped in a SUBREG.
11416 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11419 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11420 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11421 Don't allow predicated instructions for data speculation.
11422 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11425 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11427 * haifa-sched.c (extend_global): Split to extend_global_data and
11428 extend_region_data. Update all uses.
11429 (extend_all): Rename to extend_block_data.
11431 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11433 * sched-rgn.c (new_ready): Check if instruction can be
11434 speculatively scheduled before attempting speculation.
11435 (debug_rgn_dependencies): Remove wrongful assert.
11437 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11439 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11441 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11443 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11444 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11445 va_size, and type_size.
11447 2008-08-04 Jason Merrill <jason@redhat.com>
11450 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11451 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11453 2008-08-05 Richard Henderson <rth@redhat.com>
11455 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11456 * configure: Rebuild.
11458 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11461 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11462 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11465 2008-08-05 Richard Henderson <rth@redhat.com>
11467 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11468 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11469 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11470 * common.opt (fdwarf2-cfi-asm): New.
11471 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11472 * config.in, configure: Rebuild.
11473 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11474 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11476 (dw2_force_const_mem): Externalize.
11477 * dwarf2asm.h: Update.
11478 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11479 generate a real label.
11480 (output_cfi_directive): New.
11481 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11482 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11483 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11485 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11486 (output_loc_operands_raw, output_loc_sequence_raw): New.
11487 (output_cfa_loc_raw): New.
11489 2008-08-05 Paul Brook <paul@codesourcery.com>
11491 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11492 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11493 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11494 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11495 * config/arm/arm.h (TARGET_VFPD32): Define.
11496 (TARGET_VFP3): Use TARGET_VFPD32.
11497 (fputype): Add FPUTYPE_VFP3D16.
11498 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11499 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11500 * config/arm/arm-cores.def: Add cortex-r4f.
11501 * config/arm/arm-tune.md: Regenerate.
11503 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11505 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11506 Reword some comments throughout the file.
11508 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11509 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11510 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11511 MFC_MIN_DMA_LIST_ELEMENTS.
11512 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11513 MFC_MAX_DMA_LIST_ELEMENTS.
11515 (MFC_START_ENABLE): Remove PPU-only define.
11516 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11517 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11519 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11520 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11521 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11522 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11523 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11524 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11525 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11527 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11528 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11529 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11530 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11532 (spu_read_machine_status): Fix typo.
11534 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11536 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11537 SUBREG of multi-word hard register.
11538 * config/spu/spu.c (valid_subreg): Likewise.
11539 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11541 2008-08-04 Richard Guenther <rguenther@suse.de>
11543 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11544 the candidate with the stripped base if that base is different
11545 from the original base even for offset zero.
11547 2008-08-04 Richard Guenther <rguenther@suse.de>
11549 PR middle-end/36691
11550 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11551 check for no_overflow.
11553 2008-08-04 Richard Guenther <rguenther@suse.de>
11555 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11557 2008-08-04 Paul Brook <paul@codesourcery.com>
11559 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11560 (arm_order_regs_for_local_alloc): New function.
11561 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11563 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11565 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11568 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11569 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11570 (ix86_expand_epilogue): Likewise.
11572 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11574 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11577 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11579 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11580 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11581 (*movv2sf_internal_rex64): Ditto.
11583 2008-08-03 Jan Hubicka <jh@suse.cz>
11585 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11586 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11587 * expmed.c (expand_smod_pow2): Likewise.
11589 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11592 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11593 alternative 0 of operand 1.
11594 (*vec_concatv2di_rex64_sse): Ditto.
11595 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11597 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11598 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11599 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11600 (*movv2sf_internal_rex64): Ditto.
11602 2008-08-02 Richard Guenther <rguenther@suse.de>
11605 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11606 (ssedoublesizemode): New mode attribute.
11607 (sse_shufps): Call gen_sse_shufps_v4sf.
11608 (sse_shufps_1): Macroize.
11609 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11610 (sse2_shufpd_1): Macroize.
11611 (vec_extract_odd, vec_extract_even): New expanders.
11612 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11613 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11614 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11615 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11616 (ix86_expand_vector_set): Likewise.
11617 (ix86_expand_reduc_v4sf): Likewise.
11619 2008-08-01 Doug Kwan <dougkwan@google.com>
11621 * matrix-reorg.c: Re-enable all code.
11622 (struct malloc_call_data): Change CALL_STMT to gimple type.
11623 (collect_data_for_malloc_call): Tuplify.
11624 (struct access_site_info): Change STMT to gimple type.
11625 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11626 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11627 (struct free_info): Change STMT to gimple type.
11628 (struct matrix_access_phi_node): Change PHI to gimple type.
11629 (get_inner_of_cast_expr): Remove.
11630 (may_flatten_matrices_1): Tuplify.
11631 (may_flatten_matrices): Ditto.
11632 (mark_min_matrix_escape_level): Ditto.
11633 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11634 (ssa_accessed_in_call_rhs): New
11635 (ssa_accessed_in_assign_rhs): New
11636 (record_access_alloc_site_info): Tuplify.
11637 (add_allocation_site): Ditto.
11638 (analyze_matrix_allocation_site): Ditto.
11639 (analyze_transpose): Ditto.
11640 (get_index_from_offset): Ditto.
11641 (update_type_size): Ditto.
11642 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11643 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11644 (analyze_accesses_for_phi_node): Tuplify.
11645 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11646 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11647 (analyze_matrix_accesses): Tuplify.
11648 (check_var_data): New call-back type for check_var_notmodified_p.
11649 (check_var_notmodified_p): Tuplify and use call-back struct to
11650 return statement found.
11651 (can_calculate_expr_before_stmt): Factor out statement related code
11653 (can_calculate_stmt_before_stmt): New.
11654 (check_allocation_function): Tuplify.
11655 (find_sites_in_func): Ditto.
11656 (record_all_accesses_in_func): Ditto.
11657 (transform_access_sites): Ditto.
11658 (transform_allocation_sites): Ditto.
11659 (matrix_reorg): Re-enable.
11660 (gate_matrix_reorg): Re-enable.
11662 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11664 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11665 for labels for which it hasn't been set yet. If it has been set,
11666 stop walking insns and continue with next worklist item.
11667 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11668 if the only BARRIER is at the very end of a function.
11670 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11672 * cfgexpand.c (expand_stack_alignment): Assert that
11673 stack_realign_drap and drap_rtx must match.
11675 * function.c (instantiate_new_reg): If DRAP is used to realign
11676 stack, replace virtual_incoming_args_rtx with internal arg
11679 2008-08-01 Richard Guenther <rguenther@suse.de>
11681 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11682 loop information only if we initialized it.
11683 (execute_pre): Call fini_pre with in_fre.
11684 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11685 if we do not unroll because we hit max-completely-peeled-insns.
11686 Use our estimation for consistency, do allow shrinking.
11688 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11690 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11691 with MIN_STACK_BOUNDARY.
11692 (ix86_update_stack_boundary): Likewise.
11693 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11696 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11697 (MIN_STACK_BOUNDARY): This.
11699 2008-08-01 Richard Guenther <rguenther@suse.de>
11701 PR middle-end/36997
11702 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11704 2008-08-01 Richard Guenther <rguenther@suse.de>
11706 PR tree-optimization/36988
11707 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11708 do not matter if that doesn't change volatile qualification.
11710 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11712 * configure.ac: Do not generate libada-mk. Do not subst
11713 host_cc_for_libada.
11714 * libada-mk.in: Remove.
11715 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11716 * configure: Regenerate.
11718 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11720 * tree-pass.h: Added comment about not dumping passes with name
11721 starting with star in struct opt_pass.
11722 * passes.c (register_dump_files_1): Don't do dump for a pass with
11723 name starting with star.
11724 * doc/passes.texi (Pass manager): Mention pass names and special
11725 meaning of star prefix to avoid dump.
11727 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11729 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11731 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11732 (ISA_MIPS64R2): New macro.
11733 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11734 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11735 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11736 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11737 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11738 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11739 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11740 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11741 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11742 Move up to keep list alphabetically sorted.
11743 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11744 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11746 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11747 (-march=@var{arch}): Add mips64r2.
11749 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11751 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11753 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11755 * expr.c (expand_assignment): Check for complete type.
11757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11760 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11762 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11763 for stack alignment.
11765 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11767 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11769 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11770 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11772 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11774 PR rtl-optimization/36419
11775 * dwarf2out.c (barrier_args_size): New variable.
11776 (compute_barrier_args_size, compute_barrier_args_size_1): New
11778 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11779 if not called yet in the current function, use barrier_args_size
11780 array to find the new args_size value.
11781 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11783 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11786 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11789 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11792 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11793 (dwarf2out_stack_adjust): Use it.
11794 (dwarf2out_frame_debug_expr): Likewise.
11796 2008-07-31 Richard Guenther <rguenther@suse.de>
11798 PR tree-optimization/36978
11799 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11800 the generated condition.
11802 2008-07-31 Richard Guenther <rguenther@suse.de>
11804 * passes.c (init_optimization_passes): Always call
11805 pass_early_warn_uninitialized.
11806 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11807 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11808 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11810 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11813 * builtins.c (maybe_emit_free_warning): New function.
11814 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11815 maybe_emit_free_warning for BUILT_IN_FREE.
11818 * dwarf2out.c (get_context_die): New function.
11819 (force_decl_die, force_type_die): Use it.
11820 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11821 returns NULL, force generation of DW_TAG_typedef and put that into
11824 PR preprocessor/36649
11825 * c-pch.c (c_common_read_pch): Save and restore
11826 line_table->trace_includes across PCH restore.
11828 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11831 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11833 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11836 * final.c (call_from_call_insn): Handle COND_EXEC.
11838 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11840 * builtins.c (std_gimplify_va_arg_expr): Replace
11841 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11842 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11844 2008-07-30 Joey Ye <joey.ye@intel.com>
11845 H.J. Lu <hongjiu.lu@intel.com>
11847 * builtins.c (expand_builtin_setjmp_receiver): Replace
11848 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11849 (expand_builtin_apply_args_1): Likewise.
11850 (expand_builtin_longjmp): Need DRAP for stack alignment.
11851 (expand_builtin_apply): Likewise.
11853 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11854 instead of assign_stack_local to allow alignment reduction.
11856 * calls.c (emit_call_1): Need DRAP for stack alignment if
11858 (expand_call): Replace virtual_incoming_args_rtx with
11859 crtl->args.internal_arg_pointer.
11860 * stmt.c (expand_nl_goto_receiver): Likewise.
11862 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11863 alignment and store to stack_alignment_estimated and
11864 max_used_stack_slot_alignment.
11865 (expand_one_var): Likewise.
11866 (expand_stack_alignment): New function.
11867 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11868 and stack_alignment_estimated fields in rtl_data. Call
11869 expand_stack_alignment at end.
11871 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11872 (MAX_STACK_ALIGNMENT): Likewise.
11873 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11874 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11876 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11877 stack alignment when generating virtual registers.
11879 * function.c (assign_stack_local): Renamed to ...
11880 (assign_stack_local_1): This. Add a parameter to indicate
11881 if it is OK to reduce alignment.
11882 (assign_stack_local): Use it.
11883 (instantiate_new_reg): Instantiate virtual incoming args rtx
11884 to vDRAP if stack realignment and DRAP is needed.
11885 (assign_parms): Collect parameter/return type alignment and
11886 contribute to stack_alignment_estimated.
11887 (locate_and_pad_parm): Likewise.
11888 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11889 with crtl->args.internal_arg_pointer.
11891 * function.h (rtl_data): Add new field drap_reg,
11892 max_used_stack_slot_alignment, stack_alignment_estimated,
11893 stack_realign_needed, need_drap, stack_realign_processed and
11894 stack_realign_finalized.
11895 (stack_realign_fp): New macro.
11896 (stack_realign_drap): Likewise.
11898 * global.c (compute_regsets): Frame pointer is needed when
11899 stack is realigned. Can eliminate frame pointer when stack is
11900 realigned and dynamic realigned argument pointer isn't used.
11902 * reload1.c (update_eliminables): Frame pointer is needed
11903 when stack is realigned.
11904 (init_elim_table): Can eliminate frame pointer when stack is
11905 realigned and dynamic realigned argument pointer isn't used.
11907 * rtl.h (assign_stack_local_1): Declare new funtion.
11909 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11910 (TARGET_GET_DRAP_RTX): Likewise.
11911 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11912 TARGET_GET_DRAP_RTX.
11914 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11916 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11917 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11919 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11920 H.J. Lu <hongjiu.lu@intel.com>
11922 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11923 vdrap_reg, stack_realign and drap_reg_saved.
11924 (add_cfi): Don't allow redefining CFA when DRAP is used.
11925 (reg_save): Handle stack alignment.
11926 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11927 alignment. Don't generate DWARF information for (set fp sp)
11929 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11931 (int_loc_descriptor): Move prototype forward. Also define if
11932 DWARF2_UNWIND_INFO is true.
11933 (output_cfa_loc): Handle DW_CFA_expression.
11934 (build_cfa_aligned_loc): New.
11935 (based_loc_descr): Update assert for stack realign. For local
11936 variables, use sp+offset when stack is aligned without drap and
11937 fp+offset when stack is aligned with drap. For arguments, use
11938 cfa+offset when drap is used to align stack.
11940 2008-07-30 Joey Ye <joey.ye@intel.com>
11941 H.J. Lu <hongjiu.lu@intel.com>
11943 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11945 (ix86_gen_andsp): New.
11946 (ix86_user_incoming_stack_boundary): Likewise.
11947 (ix86_default_incoming_stack_boundary): Likewise.
11948 (ix86_incoming_stack_boundary): Likewise.
11949 (ix86_can_eliminate): Likewise.
11950 (find_drap_reg): Likewise.
11951 (ix86_update_stack_boundary): Likewise.
11952 (ix86_get_drap_rtx): Likewise.
11953 (ix86_finalize_stack_realign_flags): Likewise.
11954 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11955 (TARGET_GET_DRAP_RTX): Likewise.
11956 (override_options): Overide option value for new options.
11957 (ix86_function_ok_for_sibcall): Remove check for
11958 force_align_arg_pointer.
11959 (ix86_handle_cconv_attribute): Likewise.
11960 (ix86_function_regparm): Likewise.
11961 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11962 (ix86_va_start): Replace virtual_incoming_args_rtx with
11963 crtl->args.internal_arg_pointer.
11964 (ix86_select_alt_pic_regnum): Check DRAP register.
11965 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11966 (ix86_compute_frame_layout): Compute frame layout wrt stack
11968 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11969 (ix86_expand_prologue): Decide if stack realignment is needed
11970 and generate prologue code accordingly.
11971 (ix86_expand_epilogue): Generate epilogue code wrt stack
11972 realignment is really needed or not.
11974 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11975 (ABI_STACK_BOUNDARY): Likewise.
11976 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11977 (STACK_REALIGN_DEFAULT): Likewise.
11978 (INCOMING_STACK_BOUNDARY): Likewise.
11979 (MAX_STACK_ALIGNMENT): Likewise.
11980 (ix86_incoming_stack_boundary): Likewise.
11981 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11982 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11983 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11984 (machine_function): Remove force_align_arg_pointer.
11986 * config/i386/i386.md (BX_REG): New.
11987 (R13_REG): Likewise.
11989 * config/i386/i386.opt (mforce_drap): New.
11990 (mincoming-stack-boundary): Likewise.
11991 (mstackrealign): Add Init(-1).
11993 * config/i386/i386-protos.h (ix86_can_eliminate): New
11995 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11997 * doc/extend.texi: Update force_align_arg_pointer.
11999 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
12002 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
12003 (INCOMING_STACK_BOUNDARY): Likewise.
12004 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
12005 (TARGET_GET_DRAP_RTX): Likewise.
12007 2008-07-30 Andreas Schwab <schwab@suse.de>
12009 PR rtl-optimization/36929
12010 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12011 add_insn_before and fix argument order.
12012 (replace_inc_dec_mem): Handle NULL rtx.
12014 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12016 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12018 (arm_compute_initial_elimination_offset): Use it.
12019 (arm_compute_save_reg_mask): Include static chain save slot when
12020 calculating alignment.
12021 (arm_get_frame_offsets): Ditto.
12022 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12023 that we can use to decrement the stack when the stack decrement
12024 could be too big for an immediate value in a single insn.
12025 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12027 2008-07-30 Richard Guenther <rguenther@suse.de>
12029 PR tree-optimization/36967
12030 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12031 Release defs of statements we remove.
12033 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12035 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12036 instead of NULL_RTVEC.
12038 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12042 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12045 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12047 * final.c (call_from_call_insn): New.
12048 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12050 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12052 * configure.ac: Substitute ADA_CFLAGS.
12053 * configure: Regenerate.
12054 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12055 * Makefile.in: Remove mention of X_* variables.
12056 * config/pa/x-ada-hpux10: Remove.
12057 * config/pa/x-ada: Remove.
12059 * doc/fragments.texi: Update.
12061 2008-07-30 Olivier Hainque <hainque@adacore.com>
12063 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12064 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12065 __dso_handle explicitly here.
12067 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12070 * c-typeck.c (build_binary_op): Encapsulate code into...
12071 * c-common.c (shorten_binary_op): ...this new function.
12072 (conversion_warning): Use the new function. Handle non-negative
12073 constant in bitwise-and.
12074 * c-common.h (shorten_binary_op): Declare.
12076 2008-07-30 Olivier Hainque <hainque@adacore.com>
12078 * scan.c (make_sstring_space): Add explicit conversions of
12079 allocator's return value.
12080 * fix-header.c (recognized_function): Likewise.
12082 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12084 * doc/cpp.texi: Update to GFDL 1.2.
12085 * doc/gcc.texi: Do not list GPL as Invariant Section.
12086 * doc/gccint.texi: Likewise. Update copyright years.
12087 * doc/install.texi: Update copyright years.
12089 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12092 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12093 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12095 2008-07-29 Jan Hubicka <jh@suse.cz>
12097 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12098 (grokdeclarator): Likewise.
12099 * langhooks.c (lhd_warn_unused_global_decl): Use
12100 DECL_DECLARED_INLINE_P.
12101 * print-tree.c (print_node): Remove DECL_INLINE check.
12103 2008-07-29 Richard Guenther <rguenther@suse.de>
12105 PR tree-optimization/36945
12106 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12107 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12108 Record invariant addresses un-decomposed.
12109 (copy_reference_ops_from_call): Record reference call
12110 arguments properly. Simplify.
12111 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12112 helper split out from ...
12113 (create_component_ref_by_pieces): ... here. Simplify.
12114 Prepare for recursive invocation for call arguments.
12115 (create_expression_by_pieces): Adjust call to
12116 create_component_ref_by_pieces.
12117 (compute_avail): Process operand 2 of reference ops.
12119 2008-07-29 Richard Guenther <rguenther@suse.de>
12121 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12123 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12125 * c-format.c (check_format_types): Revert unwanted checkin.
12127 2008-07-29 Jan Hubicka <jh@suse.cz>
12129 * flags.h (flag_really_no_inline): Remove.
12130 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12131 * toplev.c (flag_really_no_inline): Remove.
12132 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12133 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12134 (cgraph_decide_inlining_incrementally): Likewise.
12135 (compute_inline_parameters): Likewise.
12136 * opts.c (decode_options): Simplify.
12137 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12138 * common.opt (finline): Initialize to 1.
12139 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12141 2008-07-29 Jan Hubicka <jh@suse.cz>
12143 * predict.c (always_optimize_for_size_p): New function.
12144 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12145 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12146 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12148 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12149 * function.c (prepare_function_start): Set default profile.
12150 * function.h (rtl_data): Add maybe_hot_insn_p.
12151 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12152 (construct_exit_block): Likewise.
12153 (tree_expand_cfg): Likewise.
12155 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12156 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12157 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12158 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12161 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12164 * c-decl.c (merge_decls): Merge USED flags.
12166 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12168 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12169 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12170 next_stack, lab_false and lab_over trees.
12172 2008-07-28 Richard Guenther <rguenther@suse.de>
12174 PR tree-optimization/36957
12175 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12176 (useless_type_conversion_p): Remove.
12177 (types_compatible_p): Remove.
12178 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12179 (useless_type_conversion_p): Declare.
12180 (types_compatible_p): Declare.
12181 (gimple_expr_type): Return the base type only if it is
12182 trivially convertible to the subtype.
12184 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12186 * configure.ac: Use the m4_do macro to concatenate the warnings into
12187 one string in ACX_PROG_CC_WARNING_OPTS,
12188 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12189 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12190 * configure: Regenerate.
12192 2008-07-28 Richard Guenther <rguenther@suse.de>
12194 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12195 (insert_fake_stores): Remove.
12196 (realify_fake_stores): Likewise.
12197 (execute_pre): Remove dead code.
12198 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12199 (find_func_aliases): Deal with it here instead.
12200 Re-enable gcc_unreachable call.
12202 2008-07-28 Richard Guenther <rguenther@suse.de>
12204 Merge from gimple-tuples-branch.
12206 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12207 * gimple.def: New file.
12208 * gsstruct.def: Likewise.
12209 * gimple-iterator.c: Likewise.
12210 * gimple-pretty-print.c: Likewise.
12211 * tree-gimple.c: Removed. Merged into ...
12212 * gimple.c: ... here. New file.
12213 * tree-gimple.h: Removed. Merged into ...
12214 * gimple.h: ... here. New file.
12216 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12217 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12218 --enable-checking=gimple flag.
12219 * config.in: Likewise.
12220 * configure: Regenerated.
12222 * tree-ssa-operands.h: Tuplified.
12223 * tree-vrp.c: Likewise.
12224 * tree-loop-linear.c: Likewise.
12225 * tree-into-ssa.c: Likewise.
12226 * tree-ssa-loop-im.c: Likewise.
12227 * tree-dump.c: Likewise.
12228 * tree-complex.c: Likewise.
12229 * cgraphbuild.c: Likewise.
12230 * tree-ssa-threadupdate.c: Likewise.
12231 * tree-ssa-loop-niter.c: Likewise.
12232 * tree-pretty-print.c: Likewise.
12233 * tracer.c: Likewise.
12234 * gengtype.c: Likewise.
12235 * tree-loop-distribution.c: Likewise.
12236 * tree-ssa-loop-unswitch.c: Likewise.
12237 * cgraph.c: Likewise.
12238 * cgraph.h: Likewise.
12239 * tree-ssa-loop-manip.c: Likewise.
12240 * value-prof.c: Likewise.
12241 * tree-ssa-loop-ch.c: Likewise.
12242 * tree-tailcall.c: Likewise.
12243 * value-prof.h: Likewise.
12244 * tree.c: Likewise.
12245 * tree.h: Likewise.
12246 * tree-pass.h: Likewise.
12247 * ipa-cp.c: Likewise.
12248 * tree-scalar-evolution.c: Likewise.
12249 * tree-scalar-evolution.h: Likewise.
12250 * target.h: Likewise.
12251 * lambda-mat.c: Likewise.
12252 * tree-phinodes.c: Likewise.
12253 * diagnostic.h: Likewise.
12254 * builtins.c: Likewise.
12255 * tree-ssa-alias-warnings.c: Likewise.
12256 * cfghooks.c: Likewise.
12257 * fold-const.c: Likewise.
12258 * cfghooks.h: Likewise.
12259 * omp-low.c: Likewise.
12260 * tree-ssa-dse.c: Likewise.
12261 * ipa-reference.c: Likewise.
12262 * tree-ssa-uncprop.c: Likewise.
12263 * toplev.c: Likewise.
12264 * tree-gimple.c: Likewise.
12265 * tree-gimple.h: Likewise.
12266 * tree-chrec.c: Likewise.
12267 * tree-chrec.h: Likewise.
12268 * tree-ssa-sccvn.c: Likewise.
12269 * tree-ssa-sccvn.h: Likewise.
12270 * cgraphunit.c: Likewise.
12271 * tree-ssa-copyrename.c: Likewise.
12272 * tree-ssa-ccp.c: Likewise.
12273 * tree-ssa-loop-ivopts.c: Likewise.
12274 * tree-nomudflap.c: Likewise.
12275 * tree-call-cdce.c: Likewise.
12276 * ipa-pure-const.c: Likewise.
12277 * c-format.c: Likewise.
12278 * tree-stdarg.c: Likewise.
12279 * tree-ssa-math-opts.c: Likewise.
12280 * tree-ssa-dom.c: Likewise.
12281 * tree-nrv.c: Likewise.
12282 * tree-ssa-propagate.c: Likewise.
12283 * ipa-utils.c: Likewise.
12284 * tree-ssa-propagate.h: Likewise.
12285 * tree-ssa-alias.c: Likewise.
12286 * gimple-low.c: Likewise.
12287 * tree-ssa-sink.c: Likewise.
12288 * ipa-inline.c: Likewise.
12289 * c-semantics.c: Likewise.
12290 * dwarf2out.c: Likewise.
12291 * expr.c: Likewise.
12292 * tree-ssa-loop-ivcanon.c: Likewise.
12293 * predict.c: Likewise.
12294 * tree-ssa-loop.c: Likewise.
12295 * tree-parloops.c: Likewise.
12296 * tree-ssa-address.c: Likewise.
12297 * tree-ssa-ifcombine.c: Likewise.
12298 * matrix-reorg.c: Likewise.
12299 * c-decl.c: Likewise.
12300 * tree-eh.c: Likewise.
12301 * c-pretty-print.c: Likewise.
12302 * lambda-trans.c: Likewise.
12303 * function.c: Likewise.
12304 * langhooks.c: Likewise.
12305 * ebitmap.h: Likewise.
12306 * tree-vectorizer.c: Likewise.
12307 * function.h: Likewise.
12308 * langhooks.h: Likewise.
12309 * tree-vectorizer.h: Likewise.
12310 * ipa-type-escape.c: Likewise.
12311 * ipa-type-escape.h: Likewise.
12312 * domwalk.c: Likewise.
12313 * tree-if-conv.c: Likewise.
12314 * profile.c: Likewise.
12315 * domwalk.h: Likewise.
12316 * tree-data-ref.c: Likewise.
12317 * tree-data-ref.h: Likewise.
12318 * tree-flow-inline.h: Likewise.
12319 * tree-affine.c: Likewise.
12320 * tree-vect-analyze.c: Likewise.
12321 * c-typeck.c: Likewise.
12322 * gimplify.c: Likewise.
12323 * coretypes.h: Likewise.
12324 * tree-ssa-phiopt.c: Likewise.
12325 * calls.c: Likewise.
12326 * tree-ssa-coalesce.c: Likewise.
12327 * tree.def: Likewise.
12328 * tree-dfa.c: Likewise.
12329 * except.c: Likewise.
12330 * except.h: Likewise.
12331 * cfgexpand.c: Likewise.
12332 * tree-cfgcleanup.c: Likewise.
12333 * tree-ssa-pre.c: Likewise.
12334 * tree-ssa-live.c: Likewise.
12335 * tree-sra.c: Likewise.
12336 * tree-ssa-live.h: Likewise.
12337 * tree-predcom.c: Likewise.
12338 * lambda.h: Likewise.
12339 * tree-mudflap.c: Likewise.
12340 * ipa-prop.c: Likewise.
12341 * print-tree.c: Likewise.
12342 * tree-ssa-copy.c: Likewise.
12343 * ipa-prop.h: Likewise.
12344 * tree-ssa-forwprop.c: Likewise.
12345 * ggc-page.c: Likewise.
12346 * c-omp.c: Likewise.
12347 * tree-ssa-dce.c: Likewise.
12348 * tree-vect-patterns.c: Likewise.
12349 * tree-ssa-ter.c: Likewise.
12350 * tree-nested.c: Likewise.
12351 * tree-ssa.c: Likewise.
12352 * lambda-code.c: Likewise.
12353 * tree-ssa-loop-prefetch.c: Likewise.
12354 * tree-inline.c: Likewise.
12355 * tree-inline.h: Likewise.
12356 * tree-iterator.c: Likewise.
12357 * tree-optimize.c: Likewise.
12358 * tree-ssa-phiprop.c: Likewise.
12359 * tree-vect-transform.c: Likewise.
12360 * tree-object-size.c: Likewise.
12361 * tree-outof-ssa.c: Likewise.
12362 * cfgloop.c: Likewise.
12363 * system.h: Likewise.
12364 * tree-profile.c: Likewise.
12365 * cfgloop.h: Likewise.
12366 * c-gimplify.c: Likewise.
12367 * c-common.c: Likewise.
12368 * tree-vect-generic.c: Likewise.
12369 * tree-flow.h: Likewise.
12370 * c-common.h: Likewise.
12371 * basic-block.h: Likewise.
12372 * tree-ssa-structalias.c: Likewise.
12373 * tree-switch-conversion.c: Likewise.
12374 * tree-ssa-structalias.h: Likewise.
12375 * tree-cfg.c: Likewise.
12376 * passes.c: Likewise.
12377 * ipa-struct-reorg.c: Likewise.
12378 * ipa-struct-reorg.h: Likewise.
12379 * tree-ssa-reassoc.c: Likewise.
12380 * cfgrtl.c: Likewise.
12381 * varpool.c: Likewise.
12382 * stmt.c: Likewise.
12383 * tree-ssanames.c: Likewise.
12384 * tree-ssa-threadedge.c: Likewise.
12385 * langhooks-def.h: Likewise.
12386 * tree-ssa-operands.c: Likewise.
12387 * config/alpha/alpha.c: Likewise.
12388 * config/frv/frv.c: Likewise.
12389 * config/s390/s390.c: Likewise.
12390 * config/m32c/m32c.c: Likewise.
12391 * config/m32c/m32c-protos.h: Likewise.
12392 * config/spu/spu.c: Likewise.
12393 * config/sparc/sparc.c: Likewise.
12394 * config/i386/i386.c: Likewise.
12395 * config/sh/sh.c: Likewise.
12396 * config/xtensa/xtensa.c: Likewise.
12397 * config/stormy16/stormy16.c: Likewise.
12398 * config/ia64/ia64.c: Likewise.
12399 * config/rs6000/rs6000.c: Likewise.
12400 * config/pa/pa.c: Likewise.
12401 * config/mips/mips.c: Likewise.
12403 2008-07-28 Simon Baldwin <simonb@google.com>
12405 * c-pragma.c (handle_pragma_message): New function.
12406 (init_pragma): Register handle_pragma_message.
12407 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12410 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12412 PR tree-optimization/35252
12413 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12414 REALPART_EXPR to be considered as same load operation.
12416 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12418 PR tree-optimization/36830
12419 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12420 (expressions_equal_p): Return false if only one operand is null.
12422 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12424 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12425 version requirements.
12427 2008-07-26 Olivier Hainque <hainque@adacore.com>
12429 * collect2.c (symkind): New enum. Symbol kinds we care about.
12430 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12431 code and head comment accordingly.
12432 (scan_prog_file): Use symkind names instead of bare integers.
12434 2008-07-25 Jan Hubicka <jh@suse.cz>
12436 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12438 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12439 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12440 * dojump.c (clear_pending_stack_adjust): Likewise.
12441 * print-tree.c (print_node): Ignore DECL_INLINE.
12442 * tree-inline.c (inlinable_function_p): Likewise.
12444 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12446 * doc/extend.texi (hot attribute): Document that the hot attribute
12447 turns on -O3 for some ports.
12448 (cold attribute): Document that the cold attribute turns on -Os
12451 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12452 reflect function specific option support.
12454 * target.h (struct target_option_hooks): Add fields to say whether
12455 the cold attribute implies -Os and the hot attribute implies -O3.
12457 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12458 By default, do not turn on -Os for cold functions.
12459 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12460 not turn on -O3 for hot functions.
12462 * c-common.c (handle_hot_attribute): Use target hook to determine
12463 if hot functions should enable -O3.
12464 (handle_cold_attribute): Use target hook to determine if cold
12465 functions should enable -Os.
12467 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12468 (override_options): Move disable scheduling to
12469 optimization_options.
12470 (optimization_options): Disable scheduling here, not
12472 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12473 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12475 * config/ia64/ia64.c (ia64_override_options): Move setting
12476 scheduling flags to ia64_optimization_options.
12477 (ia64_optimization_options): Disable scheduling options here, and
12478 not in ia64_override_options.
12479 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12480 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12482 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12485 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12487 2008-07-25 Martin Jambor <mjambor@suse.cz>
12489 PR tree-optimization/36926
12490 * ipa-prop.c (ipa_analyze_call_uses): Call
12491 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12493 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12495 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12496 movv2si_internal): Add mem = reg alternative.
12498 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12501 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12502 DEFAULT_PCC_STRUCT_RETURN to 127.
12504 2008-07-24 Jan Hubicka <jh@suse.cz>
12506 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12507 (build_cgraph_edges): Likewise.
12508 * cgraph.c (cgraph_node): Do not update assembler hash.
12509 (cgraph_remove_node): Drop non-unit-at-a-time code.
12510 * tree-pass.h (pass_O0_always_inline): Remove.
12511 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12512 * toplev.c (process_options): Flag unit-at-a-time does not imply
12513 no section anchors.
12514 * cgraphunit.c: Update comments.
12515 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12516 (cgraph_assemble_pending_functions): Remove.
12517 (cgraph_reset_node): Drop non-unit-at-a-time code.
12518 (cgraph_finalize_function): Likewise.
12519 (cgraph_analyze_function): Likewise.
12520 (cgraph_finalize_compilation_unit): Likewise.
12521 (cgraph_expand_function): Likewise.
12522 (cgraph_optimize): Likesise.
12523 (save_inline_function_body): Likewise.
12524 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12525 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12526 * ipa-inline.c: Update comments.
12527 (enum inlining_mode): remove INLINE_SPEED.
12528 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12529 (cgraph_mark_inline_edge): Likewise.
12530 (try_inline): Likewise.
12531 (cgraph_decide_inlining_incrementally): Likewise.
12532 (cgraph_gate_inlining): Remove.
12533 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12534 (cgraph_gate_early_inlining): Likewise.
12535 (gate_inline_passes): Remove.
12536 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12537 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12538 pass_O0_always_inline): Remove.
12539 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12540 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12541 * opts.c (no_unit_at_a_time_default): Remove.
12542 (decode_options): Remove flag_unit_at_a_time reset and warning.
12543 * opts.h (no_unit_at_a_time_default): Remove.
12544 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12545 early in GNU dialect.
12546 (merge_decls): Update comment; drop unit-at-a-time check.
12547 (finish_decl): Likewise.
12548 (grok_declaration): Remove flag_inline_trees code.
12549 (finish_functions): Return on function returning non-void on all
12551 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12552 * cfgexpand.c (expand_one_static_var): Remove.
12553 (expand_one_var): Remove expand_one_static_var call.
12554 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12555 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12556 and flag_unit_at_a-time compatibility checks.
12557 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12558 * tree-inline.c (flag_inline_trees): Remove.
12559 (inlinable_function_p): Don't check it.
12560 (expand_call_inline): Remove non-unit-at-a-time code.
12561 * tree-inline.h (flag_inline_trees): Remove.
12562 * tree-optimize.c (execute_early_local_optimizations): Remove
12563 unit-at-a-time checks.
12564 (tree_rest_of_compilation): Likewise.
12565 * combine.c (setup_incoming_promotions): Likewise.
12566 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12567 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12568 * passes.c (pass_inline_parameters): Update comments; remove
12569 O0_alwaysinline pass.
12570 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12571 (execute_one_pass): Likewise.
12572 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12573 (ix86_function_sseregparm): Likewise.
12574 * arm.c (arm_function_in_section_p): Likewise.
12575 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12576 * varpool.c: Update comments.
12577 (decide_is_variable_needed): Remove unit-at-a-time checks.
12578 (varpool_finalize_decl): Likewise.
12580 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12582 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12583 to 2 instead of -1.
12584 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12586 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12588 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12589 imp symbol extension.
12591 2008-07-23 Ian Lance Taylor <iant@google.com>
12593 * tree-vrp.c (infer_value_range): Ignore asm statements when
12594 looking for memory accesses for -fdelete-null-pointer-checks.
12596 2008-07-24 Ben Elliston <bje@au.ibm.com>
12598 * config/spu/spu-c.c (__vector_keyword): New variable.
12599 (vector_keyword): Likewise.
12600 (spu_categorize_keyword): New function.
12601 (spu_macro_to_expand): Likewise.
12602 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12603 compiling an ISO C dialect.
12605 2008-07-24 Ben Elliston <bje@au.ibm.com>
12607 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12608 conventional usage.
12610 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12612 * configure: Regenerate.
12613 * configure.ac: Require texinfo 4.7.
12614 * doc/install.texi: Document texinfo 4.7 requirement.
12616 2008-07-23 Martin Jambor <mjambor@suse.cz>
12618 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12619 rather than for DECL_SAVED_TREE.
12620 * ipa-prop.c: Include diagnostic.h.
12621 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12623 (ipa_detect_param_modifications): Function rewritten from scratch.
12624 (ipa_compute_jump_functions): Changed accesses to modification flags.
12625 (ipa_free_node_params_substructures): Update flags destruction.
12626 (ipa_node_duplication_hook): Update flags duplication.
12627 (ipa_print_all_params_modified): Updated flag access.
12628 * ipa-prop.h (struct ipa_param_flags): New structure.
12629 (struct ipa_node_params): New field modification_analysis_done,
12630 modified_flags changed into param_flags.
12631 (ipa_is_ith_param_modified): Changed to use new flags.
12632 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12634 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12635 ipa-cp.c and split into two functions.
12636 (ipa_print_node_jump_functions): New function.
12637 (compute_scalar_jump_functions): New function.
12638 (type_like_member_ptr_p): New function.
12639 (compute_pass_through_member_ptrs): New function.
12640 (fill_member_ptr_cst_jump_function): New function.
12641 (determine_cst_member_ptr): New function.
12642 (compute_cst_member_ptr_arguments): New function.
12643 (ipa_compute_jump_functions): Complete rewrite.
12644 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12645 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12646 (struct ipa_member_ptr_cst): New structure.
12647 (union jump_func_value): New field member_cst.
12648 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12649 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12650 jump function types.
12651 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12652 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12653 instead of ipcp_print_all_jump_functions.
12654 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12655 only for replacable scalars.
12657 * doc/invoke.texi (Optimize options): Add description of
12658 -findirect-inlining.
12659 * common.opt (flag_indirect_inlining): New flag.
12660 * opts.c (decode_options): Set flag_indirect_inlining when
12663 * ipa-inline.c: Include ipa-prop.h.
12664 (inline_indirect_intraprocedural_analysis): New function.
12665 (inline_generate_summary): Allocate parameter and argument info
12666 structures, call inline_indirect_intraprocedural_analysis on each
12667 node when doing indirect inlining and deallocate indirect inlining
12668 data structures in the end.
12669 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12670 (free_all_ipa_structures_after_iinln): New function.
12671 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12673 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12675 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12676 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12677 of computing the frequency separately.
12678 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12679 of computing the frequency separately.
12680 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12681 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12682 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12683 (ipa_get_stmt_member_ptr_load_param): New function.
12684 (ipa_is_ssa_with_stmt_def): New function.
12685 (ipa_note_param_call): New function.
12686 (ipa_analyze_call_uses): New function.
12687 (ipa_analyze_stmt_uses): New function.
12688 (ipa_analyze_params_uses): New function.
12689 (ipa_free_node_params_substructures): Also free the param_calls linked
12691 (ipa_node_duplication_hook): Also duplicate the param_calls
12693 (ipa_print_node_param_flags): New function.
12694 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12695 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12696 * ipa-prop.h (struct ipa_param_flags): New field called.
12697 (struct ipa_param_call_note): New structure.
12698 (struct ipa_node_params): New fields param_calls and
12699 uses_analysis_done.
12700 (ipa_is_ith_param_called): New function.
12701 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12702 ipa_analyze_params_uses and dump parameter flags.
12704 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12705 ipa_propagate_indirect_call_infos if performing indirect inlining,
12706 pass a new parameter new_edges to it.
12707 (add_new_edges_to_heap): New fucntion.
12708 (cgraph_decide_inlining_of_small_functions): New vector
12709 new_indirect_edges for newly found indirect edges , call
12710 ipa_propagate_indirect_call_infos after inlining.
12711 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12712 inlining if performing indirect inlining. Call
12713 free_all_ipa_structures_after_iinln when doing so too.
12714 (inline_generate_summary): Do not call
12715 free_all_ipa_structures_after_iinln here.
12716 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12717 (print_edge_addition_message): New function.
12718 (update_call_notes_after_inlining): New function.
12719 (propagate_info_to_inlined_callees): New function.
12720 (ipa_propagate_indirect_call_infos): New function.
12721 * ipa-prop.h: Include cgraph.h
12722 (struct ipa_param_call_note): Fields reordered, new field processed.
12723 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12724 flag indirect_call.
12725 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12726 rediscovered call statements.
12727 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12728 (dump_cgraph_node): Dump also the indirect_call flag.
12729 (cgraph_clone_edge): Copy also the indirect_call flag.
12730 * tree-inline.c (copy_bb): Do not check for fndecls from call
12731 expressions, check for edge availability when moving clones.
12732 (get_indirect_callee_fndecl): New function.
12733 (expand_call_inline): If callee declaration is not apprent from
12734 the statement, try calling get_indirect_callee_fndecl. Do not
12735 issue warnings or call sorry when not inlinings an indirect edge.
12736 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12738 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12739 bit more frandly to matching.
12740 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12741 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12742 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12744 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12747 * opth-gen.awk: Suppress function specific features when building
12749 * optc-gen.awk: Ditto.
12751 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12754 * diagnostic.c (pedwarn): Add opt parameter.
12756 * c-tree.h (pedwarn_init): Add opt parameter.
12757 (pedwarn_c90): Likewise.
12758 (pedwarn_c99): Likewise.
12759 * c-errors.c (pedwarn_c99): Likewise.
12760 (pedwarn_c90): Likewise.
12761 * toplev.h (pedwarn): Update declaration.
12762 (pedwarn0): Declare.
12763 * c-lex.c: All calls to pedwarn changed.
12764 * builtins.c: All calls to pedwarn changed.
12765 * toplev.c: All calls to pedwarn changed.
12766 * c-decl.c: All calls to pedwarn changed.
12767 * c-typeck.c: All calls to pedwarn changed.
12768 * c-common.c: All calls to pedwarn changed.
12769 * c-parser.c: All calls to pedwarn changed.
12771 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12772 Karthik Kumar <karthikkumar@gmail.com>
12774 * attribs.c (file scope): Include c-common.h.
12775 (decl_attributes): Add support for #pragma GCC optimize and
12776 #pragma GCC option.
12778 * targhooks.c (default_can_inline_p): New function that is the
12779 default for the TARGET_CAN_INLINE_P target hook.
12781 * targhooks.h (default_can_inline_p): Add declaration.
12783 * tree.c (cl_optimization_node): New static tree for building
12784 OPTIMIZATION_NODE tree.
12785 (cl_target_option_node): New static tree for building
12786 TARGET_OPTION_NODE tree.
12787 (cl_option_hash_table): New hash table for hashing
12788 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12789 (cl_option_hash_hash): New function to provide the hash value for
12790 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12791 (cl_option_hash_eq): New function to provide an equality test for
12792 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12793 (tree_code_size): Add support for OPTIMIZATION_NODE and
12794 TARGET_OPTION_NODE trees.
12795 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12796 TARGET_OPTION_NODE trees.
12797 (build_optimization_node): Build a tree that has all of the
12798 current optimization options.
12799 (build_target_option_node): Build a tree that has the target
12800 options that might be changed on a per function basis.
12802 * tree.h (file scope): Include options.h.
12803 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12804 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12805 (TREE_OPTIMIZATION): Ditto.
12806 (TREE_TARGET_SPECIFIC): Ditto.
12807 (struct tree_function_decl): Add fields for remembering the
12808 current optimization options and target specific options.
12809 (struct tree_optimization_option): New tree variant that remembers
12810 the optimization options.
12811 (struct tree_target_option): New tree variant that remembers the
12812 target specific flags that might change for compiling a particular
12814 (union tree_node): Include tree_optimization_option and
12815 tree_target_option fields.
12816 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12817 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12818 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12819 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12820 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12821 optimization and target options.
12822 (optimization_default_node): New macro to refer to global_trees
12824 (optimization_current_node): Ditto.
12825 (optimization_cold_node): Ditto.
12826 (optimization_hot_node): Ditto.
12827 (target_option_default_node): Ditto.
12828 (target_option_current_node): Ditto.
12829 (current_option_pragma): Ditto.
12830 (current_optimize_pragma): Ditto.
12832 * target.h (struct gcc_target): Add valid_option_attribute_p,
12833 target_option_save, target_option_restore, target_option_print,
12834 target_option_pragma_parse, and can_inline_p hooks.
12836 * toplev.h (parse_optimize_options): Add declaration.
12837 (fast_math_flags_struct_set_p): Ditto.
12839 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12840 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12843 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12844 tree_can_inline_p hook to see if one function can inline another.
12845 (cgraph_decide_inlining): Ditto.
12846 (cgraph_decide_inlining_incrementally): Ditto.
12848 * opts.c (decode_options): Add support for running multiple times
12849 to allow functions with different target or optimization options
12850 than was specified on the command line.
12851 (fast_math_flags_struct_set_p): New function that is similar to
12852 fast_math_flags_set_p, except it uses the values in the
12853 cl_optimization structure instead of global variables.
12855 * optc-gen.awk: Add support for TargetSave to allow a back end to
12856 declare new fields that need to be saved when using function
12857 specific options. Include flags.h and target.h in the options.c
12858 source. Add support for Save to indicate which options can be set
12859 for individual functions. Generate cl_optimize_save,
12860 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12861 cl_target_option_restore, cl_target_option_print functions to
12862 allow functions to use different optimization or target options.
12864 * opt-functions.awk (var_type_struct): Return the type used for
12865 storing the field in a structure.
12867 * opth-gen.awk: Add support for TargetSave to allow a back end to
12868 declare new fields that need to be saved when using function
12869 specific options. Add support for Save to indicate which options
12870 can be set for individual functions. Only generate one extern for
12871 Mask fields. Generate cl_optimization and cl_target_option
12872 structures to remember optimization and target options.
12874 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12875 collecting new tree nodes.
12876 (TS_TARGET_OPTION): Ditto.
12878 * c-decl.c (merge_decls): Merge function specific target and
12879 optimization options.
12881 * function.c (invoke_set_current_function_hook): If the function
12882 uses different optimization options, change the global variables
12885 * coretypes.h (struct cl_optimization): Add forward reference.
12886 (struct cl_target_option): Ditto.
12888 * c-pragma.c (option_stack): New static vector to remember the
12889 current #pragma GCC option stack.
12890 (handle_pragma_option): New function to support #pragma GCC option
12891 to change target options.
12892 (optimize_stack): New static vector to remember the current
12893 #pragma GCC optimize stack.
12894 (handle_pragma_optimize): New function to support #pragma GCC
12895 optimize to change optimization options.
12896 (init_pragma): Add support for #pragma GCC optimize and #pragma
12899 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12900 optimization options.
12901 (TARGET_OPTION_NODE): New tree code for remembering certain target
12904 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12905 TARGET_OPTION_NODE trees.
12907 * common.opt (-O): Add Optimization flag.
12909 (-fmath-errno): Ditto.
12910 (-falign-functions): Add UInteger flag to make sure flag gets full
12911 int in cl_optimization structure.
12912 (-falign-jumps): Ditto.
12913 (-falign-labels): Ditto.
12914 (-falign-loops): Ditto.
12915 (-fsched-stalled-insns): Ditto.
12916 (-fsched-stalled-insns-dep): Ditto.
12918 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12920 (TARGET_OPTION_SAVE): Ditto.
12921 (TARGET_OPTION_RESTORE): Ditto.
12922 (TARGET_OPTION_PRINT): Ditto.
12923 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12924 (TARGET_CAN_INLINE_P): Ditto.
12925 (TARGET_INITIALIZER): Add new hooks.
12927 * tree-inline.c (tree_can_inline_p): New function to determine
12928 whether one function can inline another. Check if the functions
12929 use compatible optimization options, and also call the backend
12932 * tree-inline.h (tree_can_inline_p): Add declaration.
12934 * c-common.c (c_common_attribute): Add support for option and
12935 optimize attributes.
12936 (handle_option_attribute): Add support for the option attribute to
12937 allow the user to specify different target options for compiling a
12939 (handle_optimize_attribute): Add support for the optimize
12940 attribute to allow the user to specify different optimization
12941 options for compiling a specific function.
12942 (handle_hot_attribute): Turn on -O3 optimization for this one
12943 function if it isn't the default optimization level.
12944 (handle_cold_attribute): Turn on -Os optimization for this one
12945 function if it insn't the default optimization.
12946 (const_char_p): New const char * typedef.
12947 (optimize_args): New static vector to remember the optimization
12949 (parse_optimize_options): New function to set up the optimization
12950 arguments from either the optimize attribute or #pragma GCC optimize.
12952 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12953 (builtin_define_std): Ditto.
12955 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12956 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12957 (x86_64-*-*): Ditto.
12959 * Makefile.in (TREE_H): Add options.h.
12960 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12962 * doc/extend.texi (option attribute): Document new attribute.
12963 (optimize attribute): Ditto.
12964 (hot attribute): Document hot attribute sets -O3.
12965 (cold attribute): Document cold attribute sets -Os.
12966 (#pragma GCC option): Document new pragma.
12967 (#pragma GCC optimize): Ditto.
12969 * doc/options.texi (TargetSave): Document TargetSave syntax.
12970 (UInteger): Document UInteger must be used for certain flags.
12971 (Save): Document Save option to create target specific options
12972 that can be saved/restored on a function specific context.
12974 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12975 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12977 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12978 (TARGET_OPTION_SAVE): Ditto.
12979 (TARGET_OPTION_RESTORE): Ditto.
12980 (TARGET_OPTION_PRINT): Ditto.
12981 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12982 (TARGET_CAN_INLINE_P): Ditto.
12984 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12986 (-mfpmath=both): Ditto.
12988 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12989 Karthik Kumar <karthikkumar@gmail.com>
12991 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12992 (TARGET_POPCNT): Ditto.
12993 (TARGET_SAHF): Ditto.
12994 (TARGET_AES): Ditto.
12995 (TARGET_PCLMUL): Ditto.
12996 (TARGET_CMPXCHG16B): Ditto.
12997 (TARGET_RECIP): Move switch into target_flags.
12998 (TARGET_FUSED_MADD): Ditto.
12999 (ix86_arch_features): Make an unsigned char type.
13000 (ix86_tune_features): Ditto.
13001 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
13002 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
13003 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
13005 * config/i386/i386.opt (arch): New TargetSave field to define
13006 fields that need to be saved for function specific option support.
13009 (branch_cost): Ditto.
13010 (ix86_isa_flags_explicit): Ditto.
13011 (tune_defaulted): Ditto.
13012 (arch_specified): Ditto.
13013 (-m128-long-double): Add Save flag to save option for target
13014 specific option support.
13016 (-maccumulate-outgoing-args): Ditto.
13017 (-malign-double): Ditto.
13018 (-malign-stringops): Ditto.
13019 (-mfancy-math-387): Ditto.
13020 (-mhard-float): Ditto.
13021 (-mieee-fp): Ditto.
13022 (-minline-all-stringops): Ditto.
13023 (-minline-stringops-dynamically): Ditto.
13024 (-mms-bitfields): Ditto.
13025 (-mno-align-stringops): Ditto.
13026 (-mno-fancy-math-387): Ditto.
13027 (-mno-push-args): Ditto.
13028 (-mno-red-zone): Ditto.
13029 (-mpush-args): Ditto.
13030 (-mred-zone): Ditto.
13032 (-msseregparm): Ditto.
13033 (-mstack-arg-probe): Ditto.
13045 (-mno-sse4): Ditto.
13048 (-mrecip): Move flag into target_flags.
13050 (-mno-fused-madd): Ditto.
13051 (-mfused-madd): Ditto.
13052 (-mabm): Move flag into ix86_isa_flags.
13059 * config/i386/i386-c.c: New file for #pragma support.
13060 (ix86_target_macros_internal): New function to #define or #undef
13061 target macros based when the user uses the #pragma GCC option to
13062 change target options.
13063 (ix86_pragma_option_parse): New function to add #pragma GCC option
13065 (ix86_target_macros): Move defining the target macros here from
13066 TARGET_CPU_CPP_BUILTINS in i386.h.
13067 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13068 defined, initialize any subtarget #pragmas.
13070 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13071 REGISTER_TARGET_PRAGMAS.
13073 * config/i386/t-i386: New file for x86 dependencies.
13074 (i386.o): Make dependencies mirror the include files used.
13075 (i386-c.o): New file, add dependencies.
13077 * config/i386/i386-protos.h (override_options): Add bool argument.
13078 (ix86_valid_option_attribute_tree): Add declaration.
13079 (ix86_target_macros): Ditto.
13080 (ix86_register_macros): Ditto.
13082 * config/i386/i386.c (ix86_tune_features): Move initialization of
13083 the target masks to initial_ix86_tune_features to allow functions
13084 to have different target options. Make type unsigned char,
13085 instead of unsigned int.
13086 (initial_ix86_tune_features): New static vector to hold processor
13087 masks for the tune variables.
13088 (ix86_arch_features): Move initialization of the target masks to
13089 initial_ix86_arch_features to allow functions to have different
13090 target options. Make type unsigned char, instead of unsigned int.
13091 (initial_ix86_arch_features): New static vector to hold processor
13092 masks for the arch variables.
13093 (enum ix86_function_specific_strings): New enum to describe the
13094 string options used for attribute((option(...))).
13095 (ix86_target_string): New function to return a string that
13096 describes the target options.
13097 (ix86_debug_options): New function to print the current options in
13099 (ix86_function_specific_save): New function hook to save the
13100 function specific global variables in the cl_target_option structure.
13101 (ix86_function_specific_restore): New function hook to restore the
13102 function specific variables from the cl_target_option structure to
13103 the global variables.
13104 (ix86_function_specific_print): New function hook to print the
13105 target specific options in the cl_target_option structure.
13106 (ix86_valid_option_attribute_p): New function hook to validate
13107 attribute((option(...))) arguments.
13108 (ix86_valid_option_attribute_tree): New function that is common
13109 code between attribute((option(...))) and #pragma GCC option
13110 support that parses the options and returns a tree holding the options.
13111 (ix86_valid_option_attribute_inner_p): New helper function for
13112 ix86_valid_option_attribute_tree.
13113 (ix86_can_inline_p): New function hook to decide if one function
13114 can inline another on a target specific basis.
13115 (ix86_set_current_function); New function hook to switch target
13116 options if the user used attribute((option(...))) or #pragma GCC
13118 (ix86_tune_defaulted): Move to static file scope from
13120 (ix86_arch_specified): Ditto.
13121 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13123 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13124 (OPTION_MASK_ISA_ABM_SET): Ditto.
13125 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13126 (OPTION_MASK_ISA_CX16_SET): Ditto.
13127 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13128 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13129 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13130 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13131 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13132 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13133 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13134 (struct ptt): Move to static file scope from override_options.
13135 (processor_target_table): Ditto.
13136 (cpu_names): Ditto.
13137 (ix86_handle_option): Add support for options that are now isa options.
13138 (override_options): Add support for declaring functions that
13139 support different target options than were specified on the
13140 command line. Move struct ptt, processor_target_table, cpu_names,
13141 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13142 Add bool argument. Fix up error messages so the appropriate error
13143 is given for either command line or attribute.
13144 (ix86_previous_fndecl): New static to remember previous function
13145 declaration to see if we need to change target options.
13146 (ix86_builtins_isa): New array to record the ISA of each builtin
13148 (def_builtin): Always create the builtin function, even if the
13149 current ISA doesn't support it.
13150 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13151 tests for those builtins.
13152 (ix86_init_builtins): Remove TARGET_MMX test for calling
13153 ix86_init_mmx_sse_builtins.
13154 (ix86_expand_builtin): If the current ISA doesn't support a given
13155 builtin, signal an error.
13156 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13157 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13158 (TARGET_OPTION_SAVE): Ditto.
13159 (TARGET_OPTION_RESTORE): Ditto.
13160 (TARGET_OPTION_PRINT): Ditto.
13161 (TARGET_CAN_INLINE_P): Ditto.
13163 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13165 * c-typeck.c (build_external_ref): Don't call assemble_external.
13166 * final.c (output_operand): Call assemble_external.
13168 2008-07-21 DJ Delorie <dj@redhat.com>
13170 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13171 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13173 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13175 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13176 original insn and splitter contents into ...
13177 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13178 flag_unsafe_math_optimizations. Add dummy scratch register.
13179 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13180 !flag_unsafe_math_optimizations. Returns number with next
13181 highest magnitude if this is still less or equal to the true
13182 quotient in magnitude.
13184 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13186 * Makefile.in: Replace toplev.h with TOPLEV_H.
13187 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13188 * c-lex.c (fe_file_change): Don't set in_system_header.
13189 * c-parser.c (c_token): Remove in_system_header.
13190 (c_lex_one_token): Don't set in_system_header.
13191 (c_parser_set_source_position_from_token): Don't set in_system_header.
13192 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13195 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13196 * flags.h (in_system_header): Remove.
13197 * function.c (saved_in_system_header): Remove.
13198 (push_cfun): Don't set in_system_header.
13199 (pop_cfun): Don't set in_system_header.
13200 (push_struct_function): Don't set in_system_header.
13201 * input.h (expanded_location): Add sysp.
13202 (in_system_header_at): New.
13203 (in_system_header): New.
13204 * toplev.c (in_system_header): Remove.
13205 * toplev.h: Include input.h
13207 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13208 * tree-ssa.c (warn_uninit): Call warning_at.
13209 (warn_uninitialized_var): Update calls to warn_uninit.
13210 (warn_uninitialized_phi): Update calls to warn_uninit.
13211 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13212 (expand_location): Initialize xloc.sysp.
13213 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13214 (tree_decl_with_vis): Remove in_system_header_flag.
13216 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13219 * recog.c (asm_operand_ok): Change the order of the extra
13220 memory constraint checks.
13222 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13225 * tree-switch-conversion.c (build_one_array): Call
13226 varpool_mark_needed_node and varpool_finalize_decl
13227 instead of assemble_variable.
13229 2008-07-19 Jan Hubicka <jh@suse.cz>
13231 * cgraph.c (cgraph_add_new_function): Do early local passes.
13232 * tree-nrv.c (gate_pass_return_slot): New gate.
13233 (pass_nrv): Add the gate.
13234 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13236 (coalesce_ssa_name): Coalesce SSA names.
13237 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13238 not optimizing so unused user vars remains visible.
13239 * common.opt (flag_tree_ter): Always enable by default.
13240 * tree-ssa-ter.c: Include flags.h
13241 (is_replaceable_p): Check that locations match; when aliasing
13242 is missing be conservative about loads.
13243 * tree-optimize.c (gate_init_datastructures): Remove.
13244 (pass_init_datastructures): New.
13245 * passes.c: Reorder passes so we always go into SSA.
13247 2008-07-19 Jan Hubicka <jh@suse.cz>
13249 * doc/extend.texi (flatten attribute): Remove note about
13251 * doc/invoke.texi (--combine): Likewise.
13252 (-finline-functions-called-once): Update levels when enabled.
13253 (-funit-at-a-time): Document new behaviour.
13254 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13255 -fno-section-anchors when disabled explicitly.
13256 (inline params): They are not ignored now.
13257 (precompiled headers): Remove unit-at-a-time as being incompatible.
13258 * opts.c (decode_options): Handle unit-at-a-time as alias;
13259 imply -fno-section-anchors when toplevel reorder is disabled
13261 * common.opt (ftoplevel-reorder): Set default value to 2.
13262 (funit-at-a-time): Set default value to 1.
13263 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13266 2008-07-19 Jan Hubicka <jh@suse.cz>
13268 * builtins.c (expand_builtin_int_roundingfn,
13269 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13272 2008-07-19 Richard Guenther <rguenther@suse.de>
13275 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13276 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13277 * tree-ssa-pre.c (get_expr_value_id): For newly created
13278 constant value-ids make sure to add the expression to its
13281 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13283 PR middle-end/36877
13284 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13285 return value of the builtin is ignored.
13287 2008-07-19 Olivier Hainque <hainque@adacore.com>
13289 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13290 bits, a C conformant malloc implementation has to provide.
13291 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13293 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13297 * reload.c (find_reloads_subreg_address): Only reload address if
13298 reloaded == 0, not for reloaded != 1.
13301 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13302 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13303 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13304 m32c_legitimize_reload_address.
13306 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13307 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13308 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13310 2008-07-19 Olivier Hainque <hainque@adacore.com>
13312 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13313 argument, saying whether nested array are to be collapsed
13314 into a single array type DIE with multiple subscripts.
13315 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13316 issues, centralize the nested array types collapsing control and
13317 disable the transformation for Ada.
13319 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13322 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13324 (x86_64_shift_adj_2): New expander.
13325 (x86_64_shift_adj_3): Ditto.
13326 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13327 to split TImode operands.
13328 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13329 (ix86_split_lshr): Ditto.
13331 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13333 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13334 and __CHAR32_TYPE__.
13335 * c-typeck.c (digest_init): Support char16_t and char32_t.
13336 (set_nonincremental_init_from_string): Idem.
13338 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13340 PR middle-end/36859
13341 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13342 PREFERRED_STACK_BOUNDARY.
13343 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13345 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13347 PR middle-end/36858
13348 * function.c (locate_and_pad_parm): Cap boundary earlier.
13350 2008-07-17 Julian Brown <julian@codesourcery.com>
13352 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13353 no-op for targets which don't use DLLs.
13355 2008-07-17 Martin Jambor <mjambor@suse.cz>
13357 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13358 that nodes are relevant by examining the node->analyzed flag.
13359 (ipcp_init_stage): Check which nodes are relevant, assert that the
13360 relevant ones are also required.
13361 (ipcp_propagate_stage): Check on the side arrays are properly
13363 (ipcp_print_all_jump_functions): Make sure not to touch any node
13364 that is not analyzed or an edge that does not have a corresponding
13365 entry in the on-the-side vectors.
13366 (ipcp_function_scale_print): Likewise.
13367 (ipcp_update_callgraph): Check that the node is relevant.
13368 (ipcp_insert_stage): Check that the node is relevant. Check there is
13369 an info for every node and edge.
13370 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13371 (ipa_print_all_tree_maps): Likewise and a new variable info.
13372 (ipa_print_all_params_modified): Likewise.
13373 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13375 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13378 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13380 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13382 PR rtl-optimization/36753
13383 * fwprop.c (use_killed_between): Don't shortcut
13384 single-definition global registers.
13386 2008-07-16 Jan Hubicka <jh@suse.cz>
13388 * cgraph.h (varpool_empty_needed_queue): Declare.
13389 * cgraphunit.c (output_in_order): Mark all variables as needed;
13391 * varpool.c (varpool_assemble_node): Update debug queue.
13392 (varpool_assemble_pending_decls): Don't do it here.
13393 (varpool_empty_needed_queue): New function.
13395 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13397 * recog.c (peephole2_optimize): Fix formatting.
13399 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13401 * c-pch.c (get_ident): Avoid C++ keywords.
13402 * combine-stack-adj.c (single_set_for_csa): Likewise.
13403 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13404 output_asm_insn): Likewise.
13405 * reload.c (push_secondary_reload, find_reusable_reload,
13406 push_reload, combine_reloads, find_reloads,
13407 debug_reload_to_stream): Likewise.
13408 * reload.h (struct reload): Likewise.
13409 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13410 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13411 emit_output_reload_insns): Likewise.
13412 * targhooks.c (default_secondary_reload): Likewise.
13413 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13415 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13417 * recog.c (validate_change_1, validate_change,
13418 validate_unshare_change, validate_replace_rtx_1, struct
13419 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13421 * reload.c (push_secondary_reload, secondary_reload_class,
13422 scratch_reload_class, find_valid_class, find_reusable_reload,
13423 push_reload, find_dummy_reload, find_reloads_address_1,
13424 find_reloads_address_part, find_equiv_reg): Likewise.
13425 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13426 choose_reload_regs): Likewise.
13427 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13429 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13430 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13431 * sched-rgn.c (concat_INSN_LIST): Likewise.
13432 * stor-layout.c (mode_for_size, mode_for_size_tree,
13433 smallest_mode_for_size): Likewise.
13435 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13437 * cfg.c (dump_reg_info): Avoid C++ keywords.
13438 * dwarf2asm.c (dw2_force_const_mem,
13439 dw2_asm_output_encoded_addr_rtx): Likewise.
13440 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13441 * expmed.c (expand_shift): Likewise.
13442 * global.c (find_reg): Likewise.
13443 * graph.c (draw_edge): Likewise.
13444 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13445 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13446 widen_clz, widen_bswap, expand_parity, expand_unop,
13447 emit_cmp_and_jump_insn_1): Likewise.
13448 * postreload.c (reload_cse_simplify_operands): Likewise.
13449 * ra.h (add_neighbor): Likewise.
13450 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13451 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13452 record_reg_classes, copy_cost, record_address_regs,
13453 invalid_mode_change_p): Likewise.
13454 * regrename.c (regrename_optimize, scan_rtx_reg,
13455 dump_def_use_chain, find_oldest_value_reg,
13456 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13458 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13460 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13461 MASK_POWERPC64 for power4 in previous commit.
13463 2008-07-16 Olivier Hainque <hainque@adacore.com>
13465 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13466 instead of bare conversion to cast const-ness away.
13468 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13470 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13471 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13472 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13473 (TARGET_FUNCTION_VALUE): Define.
13475 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13477 * config/rs6000/rs6000.c (processor_target_table): Add
13478 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13480 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13483 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13484 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13485 m32c_legitimize_reload_address.
13487 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13489 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13490 DECL_IN_SYSTEM_HEADER in sync.
13492 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13494 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13495 * tree-ssa-pre.c (pre_expr_eq): Ditto
13496 (get_constant_for_value_id): Take a type as an argument.
13497 (fully_constant_expression): Pass in type.
13498 (find_or_generate_expression): Short circuit constant case.
13499 (create_expression_by_pieces): Remove special casing of
13501 (do_regular_insertion): Short circuit constant case.
13502 (do_partial_partial_insertion): Ditto.
13504 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13507 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13509 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13511 * config/xtensa/libgcc-xtensa.ver: New file.
13512 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13514 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13516 * df-problems.c (df_set_note): Avoid C++ keywords.
13517 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13518 * dse.c (record_store, remove_useless_values): Likewise.
13519 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13520 gen_reg_rtx_offset, operand_subword, change_address_1,
13521 change_address, adjust_address_1, offset_address,
13522 widen_memory_access, emit_copy_of_insn_after): Likewise.
13523 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13524 * fwprop.c (should_replace_address, propagate_rtx_1,
13525 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13527 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13528 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13529 * lcm.c (compute_insert_delete, pre_edge_lcm,
13530 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13531 * lower-subreg.c (resolve_reg_notes): Likewise.
13532 * mode-switching.c (optimize_mode_switching): Likewise.
13534 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13536 * bt-load.c (add_btr_def, migrate_btr_def,
13537 branch_target_load_optimize): Avoid C++ keywords.
13538 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13540 * combine.c (subst, simplify_set, make_extraction,
13541 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13542 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13543 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13545 2008-07-15 Richard Guenther <rguenther@suse.de>
13547 PR middle-end/36369
13548 * c-common.c (strict_aliasing_warning): Do not warn for
13549 TYPE_REF_CAN_ALIAS_ALL pointers.
13550 (c_common_get_alias_set): may_alias types are not special.
13551 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13552 attribute and set can_ref_all accordingly.
13553 (build_reference_type_for_mode): Likewise.
13554 * doc/extend.texi (may_alias): Clarify.
13556 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13559 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13560 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13562 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13565 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13566 gcc_assert, instead call output_operand_lossage.
13568 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13570 * builtins.c (std_canonical_va_list): Treat structure based
13573 2008-07-15 Ben Elliston <bje@au.ibm.com>
13575 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13577 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13579 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13582 2008-07-14 Jan Hubicka <jh@suse.cz>
13584 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13585 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13586 fix predicates and constraints.
13587 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13588 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13590 2008-07-14 Doug Kwan <dougkwan@google.com>
13592 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13593 additional option file arm/eabi.opt.
13594 * config/arm/eabi.h (File): New configuration file for EABI targets.
13595 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13596 SUBSUBTARGET_EXTRA_SPECS.
13597 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13598 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13599 from STARTFILE_SPEC so that it can be referenced in an override.
13600 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13601 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13602 can be referenced in an override.
13603 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13604 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13605 so that it can be referenced in an override.
13606 (LINK_SPEC): Use BPABI_LINK_SPEC.
13607 * config/arm/eabi.opt (File): New.
13609 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13611 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13612 (FIXED_VALUE_H): New variable.
13613 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13614 input.h, fixed-value.h.
13615 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13616 (BASIC_BLOCK_H): Use $(BITMAP_H).
13617 (FUNCTION_H): Add varray.h.
13618 (IPA_REFERENCE_H): Use $(BITMAP_H).
13619 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13620 (DF_H): Use $(BITMAP_H).
13621 (GGC_H): Add statistics.h.
13622 (INSN_ADDR_H): New.
13623 (INSN_ATTR_H): Use it.
13624 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13626 (SYMTAB_H): Add $(OBSTACK_H).
13627 (CPP_INTERNAL_H): New.
13628 (TREE_DUMP_H): Add tree-pass.h.
13629 (TREE_FLOW_H): Use $(BITMAP_H)
13630 (PRETTY_PRINT_H): Use $(INPUT_H).
13631 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13634 (many object files): Fix lots of header dependencies throughout.
13636 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13638 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13640 (s-gtyp-input): Use them to write tmp-gi.list.
13641 (echo_to_gi.list): Remove.
13643 2008-07-14 Richard Guenther <rguenther@suse.de>
13645 * tree-ssa-sccvn.c (pre_info): Remove.
13646 (switch_to_PRE_table): Likewise.
13647 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13648 (set_hashtable_value_ids): Do not create value-ids for the
13650 (run_scc_vn): Remove double test. Remove bogus special-case
13651 in value-number printing.
13652 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13653 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13655 * tree-flow-inline.h (get_value_handle): Remove.
13656 * tree-flow.h (get_value_handle): Remove.
13658 2008-07-14 Martin Jambor <mjambor@suse.cz>
13660 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13661 in which we generate arithmetics is not a subrange.
13663 2008-07-14 Martin Jambor <mjambor@suse.cz>
13665 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13667 2008-07-14 Richard Guenther <rguenther@suse.de>
13669 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13671 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13674 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13675 reload for symbol refs moved to r0 with -fPIC.
13676 (legitimize_pic_address): Use the target register as temporary
13678 (emit_symbolic_move): Adjust comment.
13679 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13682 2008-07-14 Ben Elliston <bje@au.ibm.com>
13684 * c-common.h (C_CPP_HASHNODE): New macro.
13685 * coretypes.h (struct cpp_token): Forward declare.
13686 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13687 the context-sensitive keyword method.
13688 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13689 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13690 expand_bool_pixel): New.
13691 (altivec_categorize_keyword): New function.
13692 (init_vector_keywords): New function.
13693 (rs6000_macro_to_expand): Likewise.
13694 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13695 compiling an ISO C dialect.
13697 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13699 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13700 (create_expression_by_pieces): Fix typo.
13701 (do_regular_insertion): Use debug counter here too.
13703 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13706 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13707 CONST_OK_FOR_LETTER_P. All port-local users changed.
13708 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13709 implement Kp matching power-of-two.
13710 (CONSTRAINT_LEN): Define to match.
13711 * config/cris/cris.md: Replace all use of constraint K with Kc.
13712 ("*btst*): Use Kp for operand 0 of last alternative.
13714 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13717 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13720 2008-07-13 Jan Hubicka <jh@suse.cz>
13722 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13725 2008-07-13 Richard Guenther <rguenther@suse.de>
13727 PR middle-end/36811
13728 * langhooks.c (lhd_print_error_function): Deal with recursive
13731 2008-07-12 Jan Hubicka <jh@suse.cz>
13733 * cgraph.c (assembler_name_hash): New static var.
13734 (hash_node_by_assembler_name, eq_assembler_name): New.
13735 (cgraph_node_for_asm): Use hashtable.
13736 (cgraph_remove_node): Maintain hashtable.
13737 (change_decl_assembler_name): Sanity check that names are not changing
13738 after aliasing was processed.
13739 * cgraph.h (varpoon_node): Add next GGC marker.
13740 * tree.c (decl_assembler_name_equal): Constify.
13741 (decl_assembler_name_hash): New.
13742 * tree.h (decl_assembler_name_equal): Constify.
13743 (decl_assembler_name_hash): Update.
13745 2008-07-12 David Daney <ddaney@avtrex.com>
13747 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13748 sb1 and r5000 cpus.
13750 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13752 * doc/md.texi: Document the MIPS "v" constraint.
13753 * config/mips/mips.h (reg_class): Revert last change.
13754 (REG_CLASS_NAMES): Likewise.
13755 (REG_CLASS_CONTENTS): Likewise.
13756 * config/mips/mips.c (mips_regno_to_class): Likewise.
13757 * config/mips/constraints.md (v): Likewise, but add documentation.
13758 Add a comment to say that this constraint should not be used in
13761 2008-07-11 DJ Delorie <dj@redhat.com>
13763 * config/h8300/h8300.md (length): Fix branch offset limit.
13765 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13767 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13768 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13769 (avr_hard_regno_scratch_ok): New function.
13770 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13771 * config/avr/avr.md (all peepholes that request a scratch register):
13772 Remove avr_peep2_scratch_safe use.
13774 2008-07-11 Tom Tromey <tromey@redhat.com>
13775 Ian Lance Taylor <iant@google.com>
13777 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13778 (struct c_common_resword): Define.
13779 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13780 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13781 (c_common_reswords, num_c_common_reswords): Declare.
13782 * c-common.c (c_common_reswords): New global const array.
13783 (num_c_common_reswords): New const int.
13784 * c-parser.c (struct resword, reswords): Don't define.
13785 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13786 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13787 than reswords. If warning about C++ keywords, give them a special
13789 (c_lex_one_token): Warn about C++ keywords. Call
13790 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13791 (c_parser_external_declaration): Look for RID_xxx rather than
13792 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13793 (c_parser_statement_after_labels): Likewise.
13794 (c_parser_objc_class_instance_variables): Likewise.
13795 (c_parser_objc_class_declaration): Likewise.
13796 (c_parser_objc_try_catch_statement): Likewise.
13797 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13798 (declspecs_add_type): Likewise.
13800 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13802 * ggc-page.c (alloc_page):
13803 Substituting xmalloc, xcalloc with
13804 XNEWVEC and XCNEWVAR macros which add the
13807 2008-07-11 Richard Guenther <rguenther@suse.de>
13809 PR tree-optimization/36765
13810 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13811 aliases from HEAP vars to SMTs.
13813 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13815 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13816 * configure.ac (loose_warn): Move -Wc++-compat from here...
13817 (strict_warn): ...to here.
13818 * configure: Regenerate.
13820 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13822 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13823 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13824 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13825 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13826 excluding more specific h8300-*-* and sh-*-* targets.
13828 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13830 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13831 (eliminate): Ditto.
13832 (execute_pre): Call loop_optimizer_finalize in early exit.
13834 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13836 PR middle-end/36790
13837 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13838 uids in the bitmap, not just VAR_DECL uids.
13840 PR rtl-optimization/36419
13841 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13842 (combine_stack_adjustments_for_block): Call it if needed. Delete
13844 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13845 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13846 prologue sp adjustment.
13848 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13851 * opts.c (print_ignored_options): Report postponed diagnostics for
13852 unknown -Wno-* options as warnings, not errors.
13853 (postpone_unknown_option_error): Renamed to...
13854 (postpone_unknown_option_warning): ... this.
13856 2008-07-09 Doug Kwan <dougkwan@google.com>
13859 2008-07-08 Doug Kwan <dougkwan@google.com>
13861 * config/arm/arm.opt (mandroid): New option.
13862 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13863 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13865 (CC1PLUS_SPEC): Same.
13867 (STARTFILE_SPEC): Same.
13868 (ENDFILE_SPEC): Same.
13869 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13872 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13875 * config/mips/mips.h (reg_class): Remove V1_REG.
13876 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13877 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13878 instead of V1_REGS.
13879 (mips_get_tp): New function.
13880 (mips_legitimize_tls_address): Use it.
13881 * config/mips/constraints.md (v): Delete.
13882 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13883 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13884 After reload, split into a move and ...
13885 (*tls_get_tp_<mode>_split): ...this new instruction.
13887 2008-07-09 David Daney <ddaney@avtrex.com>
13889 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13891 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13893 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13894 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13896 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13897 htab_delete should be called. Don't free c.
13898 (lookup_tmp_var): Create temp_htab lazily.
13899 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13900 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13902 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13903 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13904 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13905 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13906 * tree-sra.c (generate_element_init): Likewise.
13907 * tree-mudflap.c (execute_mudflap_function_ops,
13908 execute_mudflap_function_decls): Likewise.
13909 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13910 * tree-gimple.h (struct gimplify_ctx): New type.
13911 (push_gimplify_context): Adjust prototype.
13913 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13915 * tree-ssa-pre.c (phi_translate_1): Update placement of
13916 add_to_value calls.
13918 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13920 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13921 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13922 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13923 * targhooks.c (default_hard_regno_scratch_ok): New function.
13924 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13925 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13926 * recog.c: Include "target.h".
13927 (peep2_find_free_register): Add check for global regs. Add target
13929 * Makefile.in (recog.o): Depend on target.h.
13931 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13933 * config/sh/sh.c (sh_canonical_va_list_type): New.
13934 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13936 2008-07-09 Raksit Ashok <raksit@google.com>
13938 * doc/invoke.texi (Option Summary): Mention new option
13939 -Wdisallowed-function-list=...
13940 (Warning Options): Document -Wdisallowed-function-list=...
13941 * common.opt (Wdisallowed-function-list=): New flag.
13942 * flags.h (warn_disallowed_functions): External definition of new
13943 boolean warning flag.
13944 (warn_if_disallowed_function_p): Declare new function.
13945 * opts.c (warning_disallowed_functions): New static variable.
13946 (warn_disallowed_functions): New boolean warning flag.
13947 (warn_if_disallowed_function_p): New function.
13948 (add_comma_separated_to_vector): Rename
13949 add_instrument_functions_exclude_list to this.
13950 (common_handle_option): Handle new option. Rename calls to
13951 add_instrument_functions_exclude_list into calls to
13952 add_comma_separated_to_vector.
13953 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13954 based on flag warn_disallowed_functions.
13956 2008-07-09 Christian Bruel <christian.bruel@st.com>
13958 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13959 instead of get_attr_length.
13961 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13963 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13965 * genemit.c (gen_insn): Likewise.
13966 * gengtype.c (note_def_vec): Likewise.
13967 * gengtype.h (note_def_vec): Likewise.
13968 * genoutput.c (struct data, output_insn_data, process_template,
13969 gen_expand, gen_split, note_constraint): Likewise.
13970 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13971 make_insn_sequence): Likewise.
13972 * gensupport.c (record_insn_name): Likewise.
13974 2008-07-08 Doug Kwan <dougkwan@google.com>
13976 * config/arm/arm.opt (mandroid): New option.
13977 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13978 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13980 (CC1PLUS_SPEC): Same.
13982 (STARTFILE_SPEC): Same.
13983 (ENDFILE_SPEC): Same.
13984 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13987 2008-07-08 Raksit Ashok <raksit@google.com>
13989 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13990 (set_storage_via_setmem): Fix expected_align parameter.
13991 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13992 missing from the list.
13993 * doc/md.texi (movmem): Explicitly state that expected alignment is
13994 to be expressed in bytes.
13995 (setmem): Explicitly state that expected alignment is to be expressed
13998 2008-07-08 Joseph Myers <joseph@codesourcery.com>
14000 * reload.c (find_reloads_subreg_address): Do not require validity
14001 of address in original mode before reloading address.
14003 2008-07-07 Tianwei Sheng <tianweis@google.com>
14005 * df-core.c (df_remove_problem): Adjust the access to avoid out of
14006 bounds array access.
14008 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14010 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14012 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14014 Fix PR tree-optimization/23455
14015 Fix PR tree-optimization/35286
14016 Fix PR tree-optimization/35287
14017 * Makefile.in (OBJS-common): Remove tree-vn.o.
14018 (tree-vn.o): Remove.
14019 * dbgcnt.def: Add treepre_insert debug counter.
14020 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14021 (debug_value_expressions): Ditto.
14022 (print_value_expressions): Ditto.
14023 * tree-pretty-print.c (dump_generic_node): Updated for
14024 VALUE_HANDLE removal.
14025 * tree-ssa-dom.c (record_equality): Ditto.
14026 (cprop_operand): Ditto.
14027 (lookup_avail_expr): Ditto.
14028 * tree-ssa-threadedge.c
14029 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14030 (simplify_control_stmt_condition): Ditto.
14031 * tree.c (tree_code_size): Ditto.
14032 (tree_node_structure): Ditto.
14033 (iterative_hash_expr): Ditto.
14035 * tree.h (VALUE_HANDLE_ID): Ditto.
14036 (VALUE_HANDLE_EXPR_SET): Ditto.
14037 (struct tree_value_handle): Ditto.
14038 (union tree_node): Ditto.
14039 * treestruct.def: Ditto.
14040 * tree-vn.c: Removed.
14041 * tree-ssa-pre.c: Rewritten entirely.
14042 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14043 (constant_value_ids): Ditto.
14044 (vn_nary_op_t): Moved to header.
14046 (vn_reference_op_t): Ditto
14047 (vn_reference_t): Ditto.
14048 (next_value_id): New variable.
14049 (VN_INFO): Add an assert.
14050 (vn_constant_eq): New function.
14051 (vn_constant_hash): Ditto.
14052 (get_or_alloc_constant_value_id): Ditto.
14053 (value_id_constant_p): Ditto.
14054 (vn_reference_compute_hash): De-staticify.
14055 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14056 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14057 (valueize_refs): Update opcode if it changes from ssa name to constant.
14058 (vn_reference_lookup_1): Add new argument.
14059 (vn_reference_lookup): Ditto.
14060 (vn_reference_lookup_pieces): New function.
14061 (vn_reference_insert): Add return type. Modify to deal with value ids.
14062 (vn_reference_insert_pieces): New function.
14063 (vn_nary_op_compute_hash): De-staticify.
14064 (vn_nary_op_eq): Ditto.
14065 (vn_nary_op_lookup_pieces): New function.
14066 (vn_nary_op_lookup): Add new argument.
14067 (vn_nary_op_insert_pieces): New function.
14068 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14069 (vn_phi_insert): Ditto.
14070 (visit_unary_op): Update for callee changes.
14071 (visit_binary_op): Ditto.
14072 (visit_reference_op_load): Ditto.
14073 (visit_reference_op_store): Ditto.
14074 (init_scc_vn): Init next_value_id, constant_to_value_id and
14075 constant_value_ids.
14076 (free_scc_vn): Free them.
14077 (set_hashtable_value_ids): New function.
14078 (run_scc_vn): Use it.
14079 (get_max_value_id): New function.
14080 (get_next_value_id): Ditto.
14081 (expressions_equal_p): Moved from tree-vn.c
14082 (sort_vuses): Ditto.
14083 (sort_vuses_heap): Ditto.
14084 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14086 * tree.c (iterative_hash_hashval_t): Made non-static
14087 * tree.h (iterative_hash_hashval_t): Declare it.
14089 2008-07-08 Martin Jambor <mjambor@suse.cz>
14091 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14092 instead of ipa_create_node_params.
14093 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14094 ipa_check_create_edge_args, free them with
14095 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14097 * ipa-prop.c: Include flags.h and tree-inline.h.
14098 (ipa_node_params_vector): New variable.
14099 (ipa_edge_args_vector): New variable.
14100 (edge_removal_hook_holder): New variable.
14101 (node_removal_hook_holder): New variable.
14102 (edge_duplication_hook_holder): New variable.
14103 (node_duplication_hook_holder): New variable.
14104 (ipa_detect_param_modifications): Check for presence of modified flags.
14105 (ipa_compute_jump_functions): Check for presence of jump functions.
14106 (ipa_free_edge_args_substructures): New function.
14107 (ipa_create_node_params): Removed.
14108 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14109 (ipa_free_node_params_substructures): New function.
14110 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14112 (ipa_edge_removal_hook): New function.
14113 (ipa_node_removal_hook): New function.
14114 (duplicate_array): New function.
14115 (ipa_edge_duplication_hook): New function.
14116 (ipa_node_duplication_hook): New function.
14117 (ipa_register_cgraph_hooks): New function.
14118 (ipa_unregister_cgraph_hooks): New function.
14119 (free_all_ipa_structures_after_ipa_cp): New function.
14121 * ipa-prop.h: Include vec.h.
14122 (ipa_node_params_t): New typedef with vector types for it.
14123 (ipa_edge_args_t): New typedef with vector types for it.
14124 (IPA_NODE_REF): Changed to access an on-the-side vector.
14125 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14126 (ipa_check_create_node_params): New function.
14127 (ipa_check_create_edge_args): New function.
14129 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14132 2008-07-07 Tom Tromey <tromey@redhat.com>
14134 * configure, config.in: Rebuilt.
14135 * configure.ac: Don't check for scandir or alphasort.
14137 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14139 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14140 types immediately after creating them.
14142 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14144 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14146 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14148 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14149 dump_constraint_graph.
14150 (dump_constraint_edge): New function.
14151 (dump_constraint_graph): New function.
14152 (debug_constraint_graph): New function.
14153 (dump_constraint): Removed useless comparison.
14154 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14155 (dump_constraint_graph): Declare.
14156 (debug_constraint_graph): Declare.
14157 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14159 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14161 * config/i386/i386.c (is_va_list_char_pointer): New.
14162 (ix86_va_start): Replace compare with ms_va_list_type_node
14163 by is_va_list_char_pointer.
14164 (ix86_gimplify_va_arg): Likewise.
14166 2008-07-07 Martin Jambor <mjambor@suse.cz>
14168 * cgraph.c (cgraph_edge_max_uid): New variable.
14169 (struct cgraph_edge_hook_list): New type.
14170 (struct cgraph_node_hook_list): New type.
14171 (struct cgraph_2edge_hook_list): New type.
14172 (struct cgraph_2node_hook_list): New type.
14173 (first_cgraph_edge_removal_hook): New variable.
14174 (first_cgraph_node_removal_hook): New variable.
14175 (first_cgraph_edge_duplicated_hook): New variable.
14176 (first_cgraph_node_duplicated_hook): New variable.
14177 (cgraph_add_edge_removal_hook): New function.
14178 (cgraph_remove_edge_removal_hook): New function.
14179 (cgraph_call_edge_removal_hooks): New function.
14180 (cgraph_add_node_removal_hook): New function.
14181 (cgraph_remove_node_removal_hook): New function.
14182 (cgraph_call_node_removal_hooks): New function.
14183 (cgraph_add_edge_duplication_hook): New function.
14184 (cgraph_remove_edge_duplication_hook): New function.
14185 (cgraph_call_edge_duplication_hooks): New function.
14186 (cgraph_add_node_duplication_hook): New function.
14187 (cgraph_remove_node_duplication_hook): New function.
14188 (cgraph_call_node_duplication_hooks): New function.
14189 (cgraph_create_edge): Assign to edge uid.
14190 (cgraph_remove_edge): Call edge removal hooks.
14191 (cgraph_node_remove_callees): Call edge removal hooks.
14192 (cgraph_node_remove_callers): Call edge removal hooks.
14193 (cgraph_remove_node): Call node removal hooks.
14194 (cgraph_clone_edge): Call edge duplication hooks.
14195 (cgraph_clone_node): Call node duplication hooks.
14197 * cgraph.h (cgraph_edge): New field uid.
14198 (cgraph_edge_hook): New type.
14199 (cgraph_node_hook): New type.
14200 (cgraph_2edge_hook): New type.
14201 (cgraph_2node_hook): New type.
14203 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14205 * config.in: Regenerate.
14207 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14209 * gcc.c (print_sysroot): New.
14210 (option_map, display_help, process_command): Handle the
14211 -print-sysroot option.
14212 (main): Print the sysroot if requested.
14213 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14215 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14218 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14220 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14222 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14223 (assign_parm_setup_block_p): Also check mode of entry_parm.
14225 2008-07-07 Richard Guenther <rguenther@suse.de>
14227 * tree-ssa-structalias.h (set_used_smts): Remove.
14228 * tree-ssa-structalias.c (used_smts): Likewise.
14229 (set_used_smts): Likewise.
14230 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14231 call to set_used_smts.
14233 2008-07-07 Richard Guenther <rguenther@suse.de>
14235 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14236 (new_var_info): Set it to false.
14237 (solution_set_add): Correctly handle pointers outside a var and
14239 (type_safe): Treat variables with is_full_var properly.
14240 (do_sd_constraint): Likewise.
14241 (do_ds_constraint): Likewise.
14242 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14243 (get_constraint_for_ptr_offset): New function.
14244 (get_constraint_for_component_ref): For addresses at least include
14245 the last field of the variable. Handle is_full_vars properly.
14246 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14247 (handle_ptr_arith): Remove.
14248 (find_func_aliases): Simplify assignment handling.
14249 (create_function_info_for): For parameter and result varinfos set
14251 (create_variable_info_for): Set is_full_var flag whenever we
14252 just created a single varinfo for a decl.
14253 (init_alias_vars): Initialize use_field_sensitive from
14254 max-fields-for-field-sensitive parameter.
14256 2008-07-07 Richard Guenther <rguenther@suse.de>
14258 PR tree-optimization/36713
14259 * tree-flow-inline.h (is_call_used): New function.
14260 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14261 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14262 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14264 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14266 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14268 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14270 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14272 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14273 Nathan Sidwell <nathan@codesourcery.com>
14275 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14276 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14278 * config/m68k/t-linux: New.
14279 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14282 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14284 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14285 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14288 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14290 * gcc.c (execute): Fix -Wc++-compat warning.
14292 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14295 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14296 constant for little endian.
14298 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14300 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14301 mips_base_mips16 instead of TARGET_MIPS16.
14302 (mips_base_mips16): Declare.
14303 * config/mips/mips.c (mips_base_mips16): Make global.
14304 (was_mips16_p): Remove GTY marker.
14305 (was_mips16_pch_p): New variable.
14306 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14307 (mips_override_options): Force to non-MIPS16 mode initially.
14308 Do not complain about MIPS16 PIC incompatibilities here.
14309 Only allow -mgpopt if -mexplicit-relocs is in force for
14312 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14314 * configure.ac: Check for caddr_t, define to char * if not defined.
14315 * configure: Regenerate.
14316 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14317 (mmap_gt_pch_use_address): Likewise.
14318 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14320 2008-07-06 Richard Guenther <rguenther@suse.de>
14322 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14323 (new_var_info): Deal with it.
14324 (solution_set_add): Likewise.
14325 (bitpos_of_field): Make signed, fix.
14326 (struct fieldoff): Remove type and decl fields. Make size field
14327 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14329 (fieldoff_compare): Deal with it.
14330 (push_fields_onto_fieldstack): Remove has_union argument, glob
14331 adjacent non-pointer fields together.
14332 (create_function_info_for): Do not set has_union.
14333 (create_variable_info_for): Simplify.
14335 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14337 * config.gcc (extra_headers): Add cross-stdarg.h for target
14338 x86_64-*-* and i?86-*-*.
14339 * config/i386/cross-stdarg.h: New.
14340 * builtins.c (std_fn_abi_va_list): New.
14341 (std_canonical_va_list_type): New.
14342 (stabilize_va_list): Replace va_list_type_node use by
14343 mtarget.canonical_va_list_type.
14344 (gimplify_va_arg_expr): Likewise.
14345 (expand_builtin_va_copy): Replace va_list_type_node use by
14346 mtarget.fn_abi_va_list.
14347 * tree-sra.c (is_va_list_type): New helper.
14348 (decl_can_be_decomposed_p): Replace
14349 va_list_type_node use by is_va_list_type.
14350 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14351 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14352 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14353 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14354 (ix86_enum_va_list): New.
14355 * config/i386/i386.c (sysv_va_list_type_node): New.
14356 (ms_va_list_type_node): New.
14357 (ix86_function_type_abi): Remove sorry.
14358 (ix86_build_builtin_va_list_abi): New.
14359 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14360 for 64-bit targets.
14361 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14362 (ix86_init_builtins_va_builtins_abi): New.
14363 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14364 for 64-bit targets.
14365 (ix86_handle_abi_attribute): New.
14366 (attribute_spec): Add sysv_abi and ms_abi.
14367 (ix86_fn_abi_va_list): New.
14368 (ix86_canonical_va_list_type): New.
14369 (ix86_enum_va_list): New.
14370 (TARGET_FN_ABI_VA_LIST): New.
14371 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14372 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14373 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14374 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14375 (TARGET_ENUM_VA_LIST): New.
14376 * expr.h (std_fn_abi_va_list): New.
14377 (std_canonical_va_list_type): New.
14378 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14379 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14380 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14381 TARGET_CANONICAL_VA_LIST_TYPE.
14382 * target.h (struct gcc_target): Add fn_abi_va_list hook
14383 and canonical_va_list_type hook.
14385 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14387 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14388 integral and pointer types.
14390 2008-07-04 Roger Sayle <roger@eyesopen.com>
14392 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14393 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14395 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14398 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14400 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14402 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14403 build_gimple_modify_stmt.
14404 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14405 gimple operand. Use fold_build* instead of build*.
14407 2008-07-04 Richard Guenther <rguenther@suse.de>
14409 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14410 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14411 properly to compute the reachability set if we do field-sensitive PTA.
14412 * invoke.texi (max-fields-for-field-sensitive): Document default.
14413 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14414 100 for optimize >= 2.
14416 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14418 * ggc-zone.c (lookup_page_table_if_allocated,
14419 set_page_table_entry, zone_find_object_size, alloc_small_page,
14420 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14421 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14422 -Wc++-compat and/or -Wcast-qual warnings.
14424 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14427 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14428 pic_offset_table_rtx to be marked as used here.
14429 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14430 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14431 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14432 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14433 !TARGET_SECURE_PLT.
14435 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14437 * alloc-pool.c (hash_descriptor, eq_descriptor,
14438 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14439 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14441 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14442 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14443 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14444 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14447 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14449 * tree-flow.h (loop_only_exit_p): Declare.
14450 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14451 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14452 the number of iterations if it is constant. Otherwise, if this is the
14453 only possible exit of the loop, use the conservative estimate on the
14454 number of iterations of the entire loop if available.
14456 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14458 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14459 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14460 Add synchronization functions.
14461 * config/sync.c: New file.
14462 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14463 (LIBGCC_SYNC_CFLAGS): Likewise.
14465 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14468 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14469 (*pushtf_sse): New insn pattern.
14470 (pushtf splitters): New splitters.
14472 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14474 PR middle-end/35736
14475 * predict.c (build_predict_expr): Use void_type_node for the tree
14476 type, instead of NULL_TREE.
14478 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14480 * config/i386/i386.c (contains_aligned_value_p): Return true
14482 (ix86_data_alignment): Align TCmode to 128bits.
14483 (ix86_local_alignment): Likewise.
14485 2008-07-03 Andrew Haley <aph@redhat.com>
14488 * vec.h (VEC_TA): New.
14489 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14490 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14491 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14492 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14493 (C_COMMON_FIXED_TYPES): Remove first arg.
14494 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14495 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14496 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14497 not to use empty macro arguments.
14499 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14501 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14502 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14503 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14504 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14505 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14506 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14507 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14508 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14509 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14510 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14511 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14512 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14513 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14514 config/rs6000/e500crtres64gpr.asm,
14515 config/rs6000/e500crtres64gprctr.asm,
14516 config/rs6000/e500crtrest32gpr.asm,
14517 config/rs6000/e500crtrest64gpr.asm,
14518 config/rs6000/e500crtresx32gpr.asm,
14519 config/rs6000/e500crtresx64gpr.asm,
14520 config/rs6000/e500crtsav32gpr.asm,
14521 config/rs6000/e500crtsav64gpr.asm,
14522 config/rs6000/e500crtsav64gprctr.asm,
14523 config/rs6000/e500crtsavg32gpr.asm,
14524 config/rs6000/e500crtsavg64gpr.asm,
14525 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14526 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14527 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14528 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14529 config/sparc/sol2-cn.asm: Remove .file directives.
14531 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14533 * resource.c (mark_referenced_resources): Look inside
14534 UNSPEC_VOLATILEs and ASM_INPUTs.
14536 2008-07-02 Ian Lance Taylor <iant@google.com>
14538 * rtlanal.c (add_reg_note): New function.
14539 * rtl.h (add_reg_note): Declare.
14540 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14541 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14542 * builtins.c (expand_builtin_longjmp): Likewise.
14543 (expand_builtin_nonlocal_goto): Likewise.
14544 * calls.c (emit_call_1, expand_call): Likewise.
14545 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14546 * cfglayout.c (fixup_reorder_chain): Likewise.
14547 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14548 (commit_one_edge_insertion): Likewise.
14549 * combine.c (move_deaths, distribute_notes): Likewise.
14550 * df-problems.c (df_set_note): Likewise.
14551 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14552 (set_unique_reg_note): Likewise.
14553 (emit_copy_of_insn_after): Likewise.
14554 * expr.c (expand_expr_real): Likewise.
14555 * gcse.c (add_label_notes): Likewise.
14556 * haifa-sched.c (create_check_block_twin): Likewise.
14557 * jump.c (mark_jump_label_1): Likewise.
14558 * loop-doloop.c (add_test, doloop_modify): Likewise.
14559 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14560 * lower-subreg.c (move_eh_region_note): Likewise.
14561 * optabs.c (emit_libcall_block): Likewise.
14562 * predict.c (predict_insn): Likewise.
14563 (combine_predictions_for_insn): Likewise.
14564 * recog.c (peephole2_optimize): Likewise.
14565 * regmove.c (try_auto_increment): Likewise.
14566 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14567 * reload.c (find_reloads): Likewise.
14568 * reload1.c (fixup_eh_region_note): Likewise.
14569 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14570 * reorg.c (delete_prior_computation): Likewise.
14571 (delete_computation, dbr_schedule): Likewise.
14572 * config/pa/pa.c (legitimize_pic_address): Likewise.
14573 * config/sh/sh.c (sh_reorg): Likewise.
14575 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14578 * config/libgcc-glibc.ver: Add %exclude.
14579 * config/m32r/libgcc-glibc.ver: Likwise.
14580 * config/s390/libgcc-glibc.ver: Likwise.
14581 * config/sh/libgcc-glibc.ver: Likwise.
14582 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14584 * config/i386/libgcc-glibc.ver: New.
14586 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14588 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14590 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14591 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14592 i[34567]86-*-linux*, x86_64-*-linux*. Add
14593 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14594 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14595 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14596 i[34567]86-*-linux*, x86_64-*-linux*.
14598 * libgcc-std.ver: Add empty GCC_4.4.0.
14600 * mkmap-symver.awk: Support multiple versions per symbol.
14602 * config/i386/i386.c (ix86_init_builtins): Always define
14603 __builtin_fabsq and __builtin_copysignq with fallbacks.
14604 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14605 and __builtin_copysignq if SSE2 isn't available.
14607 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14608 (LIBGCC2_TF_CEXT): Likwise.
14609 (TF_SIZE): Likwise.
14611 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14613 * config/i386/sfp-machine.h: Moved to libgcc.
14615 * config/i386/sfp-machine.h: New.
14616 * config/i386/t-linux: Likwise.
14618 * config/i386/t-darwin: Remove softfp_wrap_start and
14620 * config/i386/t-darwin64: Likewise.
14622 * config/i386/t-fprules-softfp64: Renamed to ...
14623 * config/i386/t-fprules-softfp: This.
14625 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14626 and softfp_wrap_end.
14628 2008-07-02 Jason Merrill <jason@redhat.com>
14630 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14632 * tree.c (ctor_to_list): New fn.
14633 * tree.h: Declare it.
14634 (CONSTRUCTOR_ELT): New macro.
14635 (CONSTRUCTOR_NELTS): New macro.
14637 2008-07-02 Richard Guenther <rguenther@suse.de>
14639 * tree-ssa-structalias.c (struct variable_info): Reorder
14640 to fill padding on 64bit hosts. Make collapsed_to an int.
14641 (get_varinfo_fc): Deal with that.
14642 (new_var_info): Likewise.
14643 (collapse_rest_of_var): Likewise.
14645 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14647 * doc/install.texi (--enable-java-home): Document.
14648 (--enable-aot-compile-rpm): Likewise.
14649 (--with-arch-directory): Likewise.
14650 (--with-os-directory): Likewise.
14651 (--with-origin-name): Likewise.
14652 (--with-arch-suffix): Likewise.
14653 (--with-jvm-root-dir): Likewise.
14654 (--with-jvm-jar-dir): Likewise.
14655 (--with-python-dir): Likewise.
14657 2008-07-02 Richard Guenther <rguenther@suse.de>
14659 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14660 from decls explicitly. Merge operand checking from tuples.
14662 2008-07-02 Martin Jambor <mjambor@suse.cz>
14664 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14666 2008-07-02 Martin Jambor <mjambor@suse.cz>
14668 * tree-switch-conversion.c: Included timevar.h
14669 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14671 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14673 2008-07-02 Martin Jambor <mjambor@suse.cz>
14675 * tree-switch-conversion.c: Corrected various comments and
14677 (build_constructors): Fixed minor formatting mistakes.
14679 * invoke.texi (Optimize Options): Corrected the
14680 switch-conversion-max-branch-ratio parameter.
14682 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14684 * final.c (asm_insn_count): Return zero for an empty asm body.
14686 2008-07-02 Richard Guenther <rguenther@suse.de>
14688 * bitmap.h (bitmap_set_bit): Return bool.
14689 (bitmap_clear_bit): Likewise.
14690 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14691 write to the bitmap if it would.
14692 (bitmap_clear_bit): Likewise.
14693 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14694 bitmap_set_bit return value.
14695 (add_pred_graph_edge): Likewise.
14696 (add_graph_edge): Likewise.
14697 (do_sd_constraint): Likewise.
14698 (do_ds_constraint): Likewise.
14700 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14702 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14703 Fix -Wc++-compat and/or -Wcast-qual warnings.
14704 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14705 gen_regparm_prefix): Likewise.
14706 * vmsdbgout.c (write_modbeg, lookup_filename,
14707 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14709 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14711 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14712 defaults.h definition apply.
14714 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14716 * function.c (assign_parm_remove_parallels): New.
14717 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14719 (assign_parm_setup_block): Do not handle them.
14720 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14721 assign_parm_remove_parallels.
14723 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14725 * c-typeck.c (convert_for_assignment): Use
14726 vector_targets_convertible_p.
14727 * c-common.c (vector_targets_convertible_p): New.
14728 * c-common.h (vector_targets_convertible_p): New prototype.
14729 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14730 opaque_p_V2SI_type_node.
14732 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14734 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14737 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14739 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14740 TFmode constants via two element DImode vector for hosts with
14741 HOST_BITS_PER_WIDE_INT < 64.
14742 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14743 also for HOST_BITS_PER_WIDE_INT < 64.
14745 2008-07-01 Richard Guenther <rguenther@suse.de>
14747 PR tree-optimization/36666
14748 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14749 (get_constraint_exp_from_ssa_var): Split into ...
14750 (get_constraint_exp_for_temp): ... this ...
14751 (get_constraint_for_ssa_var): ... and that.
14752 Return constraint expressions for all touched sub-fields
14753 if the results address is not taken.
14754 (process_constraint): Remove assertion that aggregate
14755 assignments do not happen at this place.
14756 (get_constraint_for_component_ref): Add address_p argument.
14757 Return constraint expressions for all touched sub-fields
14758 if the results address is not taken.
14759 (do_deref): Use get_constraint_exp_for_temp.
14760 (get_constraint_for_1): Rename from ...
14761 (get_constraint_for): ... this. Add the old function as wrapper.
14762 (do_structure_copy): Use get_constraint_for_1.
14764 2008-07-01 Martin Jambor <mjambor@suse.cz>
14766 * Makefile.in (tree-switch-conversion.o): Add.
14767 (OBJS-common): Add tree-swtch-conversion.o.
14768 * passes.c (init_optimization_passes): Add pass_convert_switch.
14769 * tree-pass.h: (pass_convert_switch): Add.
14770 * tree-switch-conversion.c: New file.
14771 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14772 * common.opt (ftree-cswtch): New option.
14773 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14774 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14775 * opts.c (decode_options): Set flag_tree_switch_conversion when
14776 optimization level is >= 2.
14777 * doc/invoke.texi (Optimize Options): Added description of
14778 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14780 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14782 * config/darwin-driver.c (darwin_default_min_version): Fix
14783 -Wc++-compat warnings.
14785 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14787 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14790 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14792 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14794 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14796 PR rtl-optimization/34744
14797 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14798 (df_scan_free_internal): Free data structures not
14799 allocated in storage pools.
14800 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14801 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14802 df_scan_free_mws_vec.
14803 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14806 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14808 * config/i386/i386.c (contains_aligned_value_p): Return true
14810 (ix86_function_arg_boundary): Return its natural boundary
14812 (return_in_memory_32): Don't check TDmode.
14813 (ix86_split_to_parts): Support splitting into 4 parts and
14814 support TFmode for 32bit target.
14815 (ix86_split_long_move): Support splitting into 4 parts.
14816 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14818 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14819 (ix86_init_builtins): Here.
14820 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14821 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14822 'q' and 'w', respectively.
14824 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14826 (movtf_internal): Likewise.
14827 (<code>tf2): Likewise.
14828 (*absnegtf2_sse): Likewise.
14829 (copysign<mode>3): Likewise.
14830 (copysign<mode>3_const): Likewise.
14831 (copysign<mode>3_var): Likewise.
14832 (define_split UNSPEC_COPYSIGN): Likewise.
14833 * config/i386/sse.md (*nandtf3): Likewise.
14834 (<code>tf3): Likewise.
14835 (*<code>tf3): Likewise.
14837 2008-06-30 Joey Ye <joey.ye@intel.com>
14838 H.J. Lu <hongjiu.lu@intel.com>
14840 * global.c (compute_regsets): Set frame_pointer_needed here.
14841 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14843 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14845 * doc/install.texi (specific): Expand Windows build notes.
14847 2008-06-30 Ira Rosen <irar@il.ibm.com>
14849 PR tree-optimization/36648
14850 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14851 number of prolog iterations by step. Fix the comment.
14853 2008-06-30 Richard Guenther <rguenther@suse.de>
14855 PR middle-end/36671
14856 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14857 handle calls from ECF_MALLOC functions.
14858 (handle_pure_call): ECF_MALLOC functions do not return
14860 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14862 2008-06-29 Andreas Schwab <schwab@suse.de>
14864 * config/m68k/m68k.c (print_operand): Always print a float
14866 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14867 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14870 * config/rs6000/x-linux64: Remove never used file.
14872 2008-06-29 Richard Guenther <rguenther@suse.de>
14874 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14876 (struct alias_info): Move ...
14877 * tree-ssa-alias.c: ... here.
14878 (update_alias_info): Declare.
14879 (compute_may_aliases): Call it.
14880 (update_alias_info): New function.
14881 * tree-ssa-structalias.c (update_alias_info): Move ...
14882 * tree-ssa-alias.c (update_alias_info_1): ... here.
14883 * tree-ssa-structalias.c (process_constraint_1): Remove
14884 unused from_call argument. Rename to ...
14885 (process_constraint): ... this. Delete old wrapper.
14886 (make_constraint_to): Adjust callers.
14887 (handle_const_call): Likewise.
14888 (handle_pure_call): Likewise.
14889 (init_base_vars): Likewise.
14890 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14891 (find_func_aliases): We don't need structure copies for
14893 (make_constraint_from_anything): Remove.
14894 (create_variable_info_for): For globals make constraints
14895 from escaped, not from anything.
14896 (compute_points_to_sets): Do not call update_alias_info.
14897 (ipa_pta_execute): Use make_constraint_from.
14899 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14901 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14902 (bitmap.o-warn, dominance.o-warn): New.
14903 * configure.ac (cxx_compat_warn): Delete.
14904 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14905 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14907 * configure: Regenerate.
14909 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14912 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14914 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14915 * df-scan.c (df_notes_rescan): Likewise.
14916 * ggc-page.c (set_page_table_entry): Likewise.
14917 * intl.c (gcc_gettext_width): Likewise.
14918 * varasm.c (get_unnamed_section, get_noswitch_section,
14919 get_section): Likewise.
14921 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14923 * regrename.c (build_def_use): Don't copy RTX.
14925 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14927 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14928 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14929 punctuation. Use @ref instead of @xref.
14930 (Function Names): Remove stray @display/@end display.
14931 (C++ Attributes): Use @ref instead of @xref.
14932 (Deprecated Features): Fix punctuation around @xref.
14933 (Backwards Compatibility): Likewise.
14934 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14936 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14938 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14939 constants for E500 double.
14941 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14943 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14944 element type of const_vector.
14946 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14948 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14949 Remove FLAGS_REG clobber from expander pattern.
14950 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14951 (anddi3, andsi3, andhi3, andqi3): Ditto.
14952 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14953 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14954 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14955 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14956 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14957 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14958 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14959 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14961 2008-06-28 Richard Guenther <rguenther@suse.de>
14963 * tree-ssa-structalias.c (callused_id, var_callused,
14964 callused_tree): Add.
14965 (handle_pure_call): New function.
14966 (find_func_aliases): Call it.
14967 (find_what_p_points_to): Handle the call-used set.
14968 (clobber_what_escaped): Likewise.
14969 (compute_call_used_vars): New function.
14970 (init_base_vars): Init the call-used variable.
14971 (do_sd_constraint): Do not propagate the solution from CALLUSED
14972 but use CALLUSED as a placeholder.
14973 (solve_graph): Likewise.
14974 * tree-flow-inline.h (gimple_call_used_vars): New function.
14975 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14976 (compute_call_used_vars): Declare.
14977 * tree-ssa-alias.c (set_initial_properties): Call
14978 compute_call_used_vars.
14979 (reset_alias_info): Clear call-used variables.
14980 (add_call_clobber_ops): Assert we are not called for const/pure
14981 functions. Remove handling of them.
14982 (add_call_read_ops): Handle pure functions by adding the
14983 call-used set of variables as VUSEs.
14984 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14985 (delete_tree_ssa): Free it.
14986 * tree-dfa.c (remove_referenced_var): Clear the var from the
14989 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14991 * tree.c (build_varargs_function_type_list): New.
14992 (build_function_type_list_1): New.
14993 (build_function_type_list): Use build_function_type_list_1.
14994 * tree.h (build_varargs_function_type_list): New.
14996 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14999 * config/spu/spu.c (spu_builtin_splats): Do not generate
15000 invalid CONST_VECTOR expressions.
15001 (spu_expand_vector_init): Likewise.
15003 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
15005 * optabs.c (libfunc_decls): New variable.
15006 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15007 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15008 for the same function twice.
15010 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15012 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15013 ix86_expand_binary_operator directly.
15014 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15016 (*ashrti3_1): Ditto.
15017 (*lshrti3_1): Ditto.
15018 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15019 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15020 using only one splitter. Conditionaly execute splitter before or
15021 after peephole2 pass.
15022 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15023 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15024 Use only one alternative in asm template.
15025 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15027 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15028 "J" operand constraint for operand 2.
15029 (*ashldi3_cconly_rex64): Ditto.
15030 (*ashrdi3_cmp_rex64): Ditto.
15031 (*ashrdi3_cconly_rex64): Ditto.
15032 (*lshrdi3_cmp_rex64): Ditto.
15033 (*lshrdi3_cconly_rex64): Ditto.
15034 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15035 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15036 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15039 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15041 * gimplify.c (omp_is_private): Don't return true if decl is not
15042 already private on #pragma omp for or #pragma omp parallel for.
15045 * tree-cfg.c (struct move_stmt_d): Replace block field with
15046 orig_block and new_block fields.
15047 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15048 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15049 (move_block_to_fn): Replace vars_map and new_label_map arguments
15050 with struct move_stmt_d pointer.
15051 (replace_block_vars_by_duplicates): New function.
15052 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15053 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15054 all subblocks of ORIG_BLOCK to the new function. Call
15055 replace_block_vars_by_duplicates.
15056 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15057 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15058 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15059 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15060 (expand_omp): Temporarily set input_location to the location of
15061 region's controlling stmt.
15062 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15063 BIND_EXPR, push ctx->block_vars and gimplification vars into
15064 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15065 into dest function.
15066 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15067 there are any BLOCK_VARS.
15068 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15069 OMP_PARALLEL or OMP_TASK stmt.
15070 (lower_omp): Save and restore input_location around the lower_omp_1
15073 2008-06-27 Richard Guenther <rguenther@suse.de>
15075 PR tree-optimization/36400
15076 PR tree-optimization/36373
15077 PR tree-optimization/36344
15078 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15079 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15080 (update_alias_info): Remove call clobbering code.
15081 (make_constraint_to): New helper function.
15082 (make_escape_constraint): Likewise.
15083 (handle_rhs_call): Use it on all pointer containing arguments.
15084 Also mark the static chain escaped.
15085 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15086 instead of ANYTHING.
15087 (make_constraint_from): New helper split out from ...
15088 (make_constraint_from_anything): ... here.
15089 (find_func_aliases): Add constraints for escape sites.
15090 (intra_create_variable_infos): Make constraints from NONLOCAL
15092 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15094 (clobber_what_p_points_to): Remove.
15095 (clobber_what_escaped): New function.
15096 (init_base_vars): Init NONLOCAL and ESCAPED.
15097 (do_sd_constraint): Do not propagate the solution from ESCAPED
15098 but use ESCAPED as a placeholder.
15099 (solve_graph): Likewise.
15100 * tree-flow.h (clobber_what_p_points_to): Remove.
15101 (clobber_what_escaped): Declare.
15102 * tree-ssa-alias.c (set_initial_properties): Call it.
15103 Remove code clobbering escaped pointers.
15105 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15107 * function.c (allocate_struct_function): Only allocate a unique
15108 funcdef_no if the decl is nonzero.
15110 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15112 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15113 * config/mips/mips.c (mips_split_const_insns): New function.
15114 * config/mips/mips.md (move_type): New attribute.
15115 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15116 (dword_mode): New attribute.
15117 (type): Avoid long line. Map "move_type"s to "type"s,
15118 choosing "multi" for doubleword moves if appropriate.
15119 Swap MTC/MFC comments to match their declaration order.
15120 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15121 "type" is "branch" or "jal" is "direct".
15122 (length): Handle "extended_mips16" first. Make the default
15123 "0" for "ghost" instructions. Set the length from "move_type".
15124 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15125 of "type", with "sll0" for the register alternative. Remove the
15126 "extended_mips16" attribute.
15127 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15128 of "type", with "shift_shift" for the register alternative.
15129 Remove the "length" attribute.
15130 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15131 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15132 of "type", with "andi" for the register alternative.
15133 (*zero_extendqihi2): Likewise.
15134 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15135 of "andi" instead of a "type" of "arith".
15136 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15138 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15139 (mov_<store>r, *mov<mode>_ra): Likewise.
15140 (extendsidi2): Use "move_type" instead of "type", with "move"
15141 for the register alternative.
15142 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15143 of "type", with "signext" for the register alternative.
15144 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15145 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15146 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15147 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15148 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15149 (unnamed branch insn): Likewise.
15150 (*movdi_gp32_fp64): Fold into...
15151 (*movdi_32bit): ...here.
15152 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15153 (*movdf_hardfloat): ...this new pattern.
15154 (*movdf_softfloat): Remove redundant FPR alternatives.
15155 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15156 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15157 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15158 the "move" attribute.
15159 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15160 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15161 and "store" for COP loads and stores.
15162 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15163 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15164 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15165 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15166 (*movtf_mips16, *movv2sf): Likewise.
15167 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15168 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15169 (mfhc1<mode>): Use "move_type" instead of "move".
15170 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15171 (loadgp_blockage): Remove the "length" attribute.
15172 (blockage, set_got_version, update_got_version): Likewise.
15173 (call_internal): Remove the "extended_mips16" attribute.
15174 (call_value_internal, call_value_multiple_internal): Likewise.
15175 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15177 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15178 the "length" attribute.
15180 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15182 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15183 -Wcast-qual warnings.
15184 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15185 handle_pragma_pop_macro): Likewise.
15186 * collect2.c (resolve_lib_name): Likewise.
15187 * config/arc/arc.c (arc_init): Likewise.
15188 * config/arm/arm.c (neon_builtin_compare,
15189 locate_neon_builtin_icode): Likewise.
15190 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15191 * config/bfin/bfin.c (bfin_init_machine_status,
15192 bfin_optimize_loop): Likewise.
15193 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15194 * config/cris/cris.c (cris_init_expanders): Likewise.
15195 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15196 * config/darwin.c (machopic_indirection_eq,
15197 machopic_indirection_name, machopic_output_indirection): Likewise.
15198 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15199 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15200 frv_optimize_membar): Likewise.
15201 * config/i386/cygwin.h (mingw_scan,
15202 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15203 * config/i386/cygwin1.c (mingw_scan): Likewise.
15204 * config/i386/i386.c (machopic_output_stub): Likewise.
15205 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15206 i386_pe_unique_section): Likewise.
15207 * config/ia64/ia64.c (ia64_init_machine_status,
15208 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15210 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15211 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15212 * config/m68k/m68k.c (m68k_handle_option,
15213 m68k_sched_md_init_global): Likewise.
15214 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15215 mcore_unique_section): Likewise.
15216 * config/mips/mips.c (mips_block_move_straight,
15217 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15219 * config/mmix/mmix.c (mmix_init_machine_status,
15220 mmix_encode_section_info): Likewise.
15221 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15222 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15223 print_operand_address, output_toc, redefine_groups,
15224 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15225 * config/s390/s390.c (s390_init_machine_status): Likewise.
15226 * config/score/score.c (score_block_move_straight,
15227 score_block_move_loop_body): Likewise.
15228 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15229 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15230 * emit-rtl.c (find_auto_inc): Likewise.
15231 * gcc.c (translate_options, process_command): Likewise.
15232 * reorg.c (dbr_schedule): Likewise.
15233 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15234 * xcoffout.c (xcoffout_declare_function): Likewise.
15236 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15238 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15239 ipa-pta working again.
15241 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15243 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15246 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15248 * config.gcc (powerpc*-*-*): Add new core e500mc.
15249 * config/rs6000/e500mc.md: New file.
15250 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15252 (rs6000_override_options): Add e500mc case to
15253 processor_target_table. Altivec and Spe options not allowed
15254 with e500mc. Add isel instruction to e500mc by
15255 default. Initialize rs6000_cost for e500mc.
15256 (rs6000_issue_rate): Set issue rate for e500mc.
15257 * config/rs6000/rs6000.h (processor_type): Add
15258 PROCESSOR_PPCE500MC.
15259 (ASM_CPU_SPEC): Add e500mc.
15260 Set TARGET_ISEL to rs6000_isel.
15261 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15262 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15263 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15265 * doc/invoke.texi: Add e500mc to list of cpus.
15267 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15270 * c-lex.c (lex_charconst): Initialize unsignedp.
15272 2008-06-27 Olivier Hainque <hainque@adacore.com>
15274 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15275 documented assumptions.
15277 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15279 * dwarf2out.c: Remove trailing white spaces. Break long line
15282 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15284 * libfuncs.h (LTI_synchronize): New libfunc_index.
15285 (synchronize_libfunc): Declare.
15286 * builtins.c (expand_builtin_synchronize): Consider using
15287 synchronize_libfunc before falling back on an asm blockage.
15288 * config/mips/mips.c: Include libfuncs.h
15289 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15291 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15293 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15294 parameter. Copy stack_reg to r11 where appropriate.
15295 (no_global_regs_above): Add gpr parameter.
15296 (rs6000_stack_info): Only add padding for SPE save area if we
15297 are saving SPE GPRs and CR.
15298 (saveres_routine_syms): New variable.
15299 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15301 (rs6000_savres_routine_sym): New function.
15302 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15304 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15305 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15306 Tweak FPR out-of-line saving.
15307 (rs6000_make_savres_rtx): New function.
15308 (rs6000_use_multiple_p): New function.
15309 (rs6000_savres_strategy): New function.
15310 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15311 out-of-line if appropriate.
15312 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15313 if we are optimizing for size.
15314 (GP_SAVE_INLINE): Define.
15315 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15316 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15317 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15318 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15319 (*save_fpregs_<mode>): Add use of r11.
15320 (*restore_gpregs_<mode>): New insn.
15321 (*return_and_restore_gpregs_<mode>): New insn.
15322 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15324 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15325 (*restore_gpregs_spe): New insn.
15326 (*return_and_restore_gpregs_spe): New insn.
15327 * config/rs6000/predicates.md (save_world_operation): Fix check.
15329 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15331 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15332 this point, so assert that.
15334 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15336 * cfganal.c: Include vec.h and vecprim.h.
15337 (compute_idf): Import from...
15338 * tree-into-ssa (compute_idf): ...here.
15339 * basic-block.h (compute_idf): Export.
15341 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15343 * c-decl.c (merge_decls): Use !current_function_decl to check for
15344 extern declaration of C99 inline function being at file scope.
15346 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15348 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15350 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15352 * alias.c (record_alias_subset, init_alias_analysis): Fix
15353 -Wc++-compat and/or -Wcast-qual warnings.
15354 * attribs.c (lookup_attribute_spec): Likewise.
15355 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15356 copy_bb, connect_traces,
15357 find_rarely_executed_basic_blocks_and_cr): Likewise.
15358 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15359 note_btr_set, migrate_btr_defs): Likewise.
15360 * builtins.c (result_vector, expand_builtin_memcpy,
15361 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15362 builtin_memset_read_str, expand_builtin_printf,
15363 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15365 * caller-save.c (mark_set_regs): Likewise.
15366 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15367 * cgraph.c (cgraph_edge): Likewise.
15368 * combine.c (likely_spilled_retval_1): Likewise.
15369 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15370 htab_counts_entry_del, get_coverage_counts): Likewise.
15371 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15372 new_cselib_val): Likewise.
15373 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15374 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15376 * df-core.c (df_compact_blocks): Likewise.
15377 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15378 * df-scan.c (df_grow_reg_info, df_ref_create,
15379 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15380 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15381 df_record_entry_block_defs, df_record_exit_block_uses,
15382 df_bb_verify): Likewise.
15383 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15384 DF_REF_EXTRACT_MODE_CONST): New.
15385 * dominance.c (get_immediate_dominator, get_dominated_by,
15386 nearest_common_dominator, root_of_dom_tree,
15387 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15388 -Wc++-compat and/or -Wcast-qual warnings.
15389 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15390 record_store, replace_read, check_mem_read_rtx, scan_insn,
15391 dse_step1, dse_record_singleton_alias_set): Likewise.
15392 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15394 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15396 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15397 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15398 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15399 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15400 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15401 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15402 file_name_acquire, output_file_names, add_const_value_attribute,
15403 premark_used_types_helper, file_table_eq, file_table_hash,
15404 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15405 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15406 -Wcast-qual warnings.
15407 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15408 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15409 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15410 gen_reg_rtx, start_sequence, init_emit): Likewise.
15411 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15412 * except.c (init_eh_for_function, gen_eh_region,
15413 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15414 arh_to_landing_pad, arh_to_label, add_action_record,
15415 add_call_site, switch_to_exception_section): Likewise.
15416 * expmed.c (synth_mult): Likewise.
15417 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15418 store_expr): Likewise.
15419 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15421 * function.c (assign_stack_temp_for_type,
15422 allocate_struct_function, match_asm_constraints_1): Likewise.
15423 * gcov-io.c (gcov_allocate): Likewise.
15424 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15425 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15426 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15427 record_one_set, insert_expr_in_table, insert_set_in_table,
15428 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15429 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15430 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15431 -Wcast-qual warnings.
15433 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15435 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15436 -Wcast-qual warnings.
15437 * gcc.c (process_command): Likewise.
15438 * genattrtab.c (oballoc): Use XOBNEW.
15439 (oballocvec): Define.
15440 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15441 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15442 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15443 -Wc++-compat and/or -Wcast-qual warnings.
15444 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15445 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15446 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15447 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15448 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15449 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15450 add_excls, process_presence_absence_names,
15451 process_presence_absence_patterns, add_presence_absence,
15452 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15453 get_free_state, add_arc, get_free_automata_list_el,
15454 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15455 transform_3, cache_presence, create_ainsns, create_automata,
15456 create_state_ainsn_table, dfa_insn_code_enlarge,
15457 output_trans_func, output_min_issue_delay_func,
15458 output_dead_lock_func, output_reset_func,
15459 output_get_cpu_unit_code_func, output_dfa_start_func,
15460 expand_automata): Likewise.
15461 * genextract.c (gen_insn): Likewise.
15462 * gengtype-lex.l: Likewise.
15463 * gengtype.c (read_input_list, adjust_field_type,
15464 process_gc_options): Likewise.
15465 * genoutput.c (note_constraint): Likewise.
15466 * genpreds.c (mangle, add_constraint): Likewise.
15467 * genrecog.c (process_define_predicate, new_decision,
15468 add_to_sequence): Likewise.
15469 * gensupport.c (record_insn_name): Likewise.
15471 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15473 * config/i386/driver-i386.c (detect_caches_amd,
15474 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15475 and/or -Wcast-qual warnings.
15476 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15477 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15478 gt_pch_save): Likewise.
15479 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15480 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15481 * global.c (compute_regsets): Likewise.
15482 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15483 finish_graph_dump_file): Likewise.
15484 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15485 unlink_bb_notes): Likewise.
15486 * integrate.c (get_hard_reg_initial_val): Likewise.
15487 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15488 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15489 * local-alloc.c (update_equiv_regs): Likewise.
15490 * loop-invariant.c (check_invariant_table_size,
15491 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15493 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15494 altered_reg_used, mark_altered): Likewise.
15495 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15496 insert_var_expansion_initialization,
15497 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15498 release_var_copies): Likewise.
15499 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15500 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15501 analyze_accesses_for_phi_node, check_var_notmodified_p,
15502 check_allocation_function, find_sites_in_func,
15503 record_all_accesses_in_func, transform_access_sites,
15504 transform_allocation_sites): Likewise.
15505 * omp-low.c (new_omp_region, create_omp_child_function_name,
15506 check_omp_nesting_restrictions, check_combined_parallel,
15507 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15508 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15509 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15510 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15512 * opts-common.c (prune_options): Likewise.
15513 * opts.c (add_input_filename, print_filtered_help,
15514 get_option_state): Likewise.
15515 * params.c (add_params): Likewise.
15516 * passes.c (set_pass_for_id, next_pass_1,
15517 do_per_function_toporder, pass_fini_dump_file): Likewise.
15518 * postreload.c (reload_cse_simplify_operands): Likewise.
15519 * predict.c (tree_predicted_by_p, tree_predict_edge,
15520 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15522 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15524 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15526 * recog.c (check_asm_operands, validate_change_1): Likewise.
15527 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15528 subst_asm_stack_regs): Likewise.
15529 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15530 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15531 * regmove.c (reg_is_remote_constant_p): Likewise.
15532 * regrename.c (regrename_optimize, scan_rtx_reg,
15533 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15535 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15536 regstat_compute_calls_crossed): Likewise.
15537 * reload1.c (init_reload, new_insn_chain,
15538 has_nonexceptional_receiver, reload, copy_reloads,
15539 calculate_needs_all_insns, init_elim_table): Likewise.
15540 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15541 * rtl.c (shallow_copy_rtx_stat): Likewise.
15542 * rtlanal.c (parms_set): Likewise.
15543 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15544 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15545 * sched-ebb.c (earliest_block_with_similiar_load,
15546 add_deps_for_risky_insns): Likewise.
15547 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15548 schedule_region): Likewise.
15549 * see.c (eq_descriptor_pre_extension,
15550 hash_descriptor_pre_extension, hash_del_pre_extension,
15551 eq_descriptor_properties, hash_descriptor_properties,
15552 hash_del_properties, see_seek_pre_extension_expr,
15553 see_initialize_data_structures, see_print_register_properties,
15554 see_print_pre_extension_expr, see_delete_merged_def_extension,
15555 see_delete_unmerged_def_extension, see_emit_use_extension,
15556 see_pre_delete_extension, see_map_extension, see_commit_changes,
15557 see_analyze_merged_def_local_prop,
15558 see_analyze_merged_def_local_prop,
15559 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15560 see_set_prop_merged_def, see_set_prop_unmerged_def,
15561 see_set_prop_unmerged_use, see_print_one_extension,
15562 see_merge_one_use_extension, see_merge_one_def_extension,
15563 see_store_reference_and_extension, see_update_uses_relevancy,
15564 see_update_defs_relevancy): Likewise.
15565 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15566 hash_statistics_free, curr_statistics_hash): Likewise.
15567 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15568 expand_asm_operands, expand_return, case_bit_test_cmp,
15569 expand_case): Likewise.
15570 * stor-layout.c (start_record_layout): Likewise.
15571 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15572 gt_pch_save_stringpool): Likewise.
15573 * tree-data-ref.c (hash_stmt_vertex_info,
15574 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15575 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15577 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15580 * config/i386/i386.md : Change constraints of HImode and QImode
15581 immediate operands from "i" to "n". Change SImode "ni" constraint to
15582 "i" and SImode "rmi" constraint to "g". Remove all constraints
15583 from const0_operand and const1_operand predicated operands.
15584 (i): Change QImode and HImode attribute from "i" to "n".
15585 (*subqi_2): Change HImode operands to QImode.
15588 2008-06-25 Olivier Hainque <hainque@adacore.com>
15590 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15593 2008-06-25 Richard Guenther <rguenther@suse.de>
15595 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15596 not overflow the result type.
15598 2008-06-25 Richard Guenther <rguenther@suse.de>
15600 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15601 (vn_lookup): Likewise.
15603 2008-06-25 Richard Guenther <rguenther@suse.de>
15605 PR tree-optimization/35518
15606 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15607 * tree-sra.c (instantiate_element): Use fold_build3 to build
15609 (try_instantiate_multiple_fields): Likewise.
15611 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15613 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15616 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15618 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15619 use_backchain_to_restore_sp to true
15620 if the offset of the link register save area would go over the 32k - 1
15621 offset limit of the load
15624 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15626 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15627 anchor for the type-punning blurb. Cross-reference "Structures
15628 unions enumerations and bit-fields implementation". Provide a
15629 cast-through-pointer example. Make final sentence self-contained.
15630 * doc/implement-c.texi (Structures unions enumerations and
15631 bit-fields implementation): Cross-reference the type-punning blurb
15632 in the -fstrict-aliasing documentation.
15634 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15636 PR middle-end/36594
15637 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15638 the memory instead of the memory itself for the save area.
15640 2008-06-24 Olivier Hainque <hainque@adacore.com>
15641 Nicolas Roche <roche@adacore.com>
15643 * gengtype.c (srcdir_len): size_t instead of int.
15644 (get_file_realbasename): New function. For F a filename, the real
15645 basename of F, with all the path components stripped.
15646 (get_file_srcdir_relative_path): New function. For F a filename, the
15647 relative path to F from $(srcdir).
15648 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15649 get_file_realbasename. Adjust the head comment.
15650 (get_prefix_langdir_index): New function. For F a filename, return the
15651 lang_dir_names[] relative index of the language directory that is
15653 (get_file_langdir): For F a filename, return the name of the language
15654 directory where F is located.
15655 (get_file_gtfilename): New function. The gt- output file name for an
15657 (get_output_file_with_visibility): Replace in-line computations with
15658 uses of get_file_gtfilename and get_prefix_langdir_index.
15659 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15661 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15663 PR tree-optimization/36504
15664 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15665 references without base address.
15667 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15669 PR middle-end/36584
15670 * calls.c (expand_call): Increase alignment for recursive functions.
15672 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15674 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15675 (TARGET_FUNCTION_VALUE): New define.
15676 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15677 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15679 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15681 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15682 (fmod<mode>3): Ditto.
15683 (remainderxf3): Ditto.
15684 (remainder<mode>3): Ditto.
15686 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15689 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15690 REG is a hard register.
15692 PR tree-optimization/36508
15693 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15694 499, don't check it at all in release compilers.
15696 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15698 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15699 together with SSE_TARGET_MATH to disable insn pattern.
15700 (*fop_<MODEF:mode>_2_i387): Ditto.
15701 (*fop_<MODEF:mode>_3_i387): Ditto.
15703 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15705 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15707 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15709 PR middle-end/34906
15710 * gimplify.c (gimplify_asm_expr): Check the return code of
15711 parse_output_constraint call, set function return and is_inout
15712 value if it failed.
15714 2008-06-22 Ian Lance Taylor <iant@google.com>
15716 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15717 (narrowest_signed_type): Likewise.
15718 * c-typeck.c (c_common_type): Change local variable mclass to enum
15720 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15721 tcc_comparison, not the tree code itself.
15722 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15723 (c_expand_expr): Cast modifier to enum expand_modifier.
15724 * c-common.h (C_RID_CODE): Add casts.
15725 (C_SET_RID_CODE): Define.
15726 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15727 (c_lex_one_token): Add cast to avoid warning.
15728 (c_parser_objc_type_name): Rename local typename to type_name.
15729 (check_no_duplicate_clause): Change code parameter to enum
15731 (c_parser_omp_var_list_parens): Change kind parameter to enum
15733 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15734 c_parser_omp_list_var_parens.
15735 (c_parser_omp_threadprivate): Likewise.
15736 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15737 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15738 * c-format.c (NO_FMT): Define.
15739 (printf_length_specs): Use NO_FMT.
15740 (asm_fprintf_length_specs): Likewise.
15741 (gcc_diag_length_specs): Likewise.
15742 (scanf_length_specs): Likewise.
15743 (strfmon_length_specs): Likewise.
15744 (gcc_gfc_length_specs): Likewise.
15745 (printf_flag_specs): Change 0 to STD_C89.
15746 (asm_fprintf_flag_specs): Likewise.
15747 (gcc_diag_flag_specs): Likewise.
15748 (gcc_cxxdiag_flag_specs): Likewise.
15749 (scanf_flag_specs): Likewise.
15750 (strftime_flag_specs): Likewise.
15751 (strfmon_flag_specs): Likewise.
15752 (print_char_table): Likewise.
15753 (asm_fprintf_char_table): Likewise.
15754 (gcc_diag_char_table): Likewise.
15755 (gcc_tdiag_char_table): Likewise.
15756 (gcc_cdiag_char_table): Likewise.
15757 (gcc_cxxdiag_char_table): Likewise.
15758 (gcc_gfc_char_table): Likewise.
15759 (scan_char_table): Likewise.
15760 (time_char_table): Likewis.
15761 (monetary_char_table): Likewise.
15762 * c-format.h (BADLEN): Likewise.
15764 2008-06-21 Ian Lance Taylor <iant@google.com>
15766 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15767 Define END_OF_BASE_TREE_CODES around inclusion.
15768 * tree.c (tree_code_type): New global array.
15769 (tree_code_length, tree_code_name): Likewise.
15770 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15771 $(lang_tree_files).
15772 (all-tree.def, s-alltree): New targets.
15773 (gencheck.h, s-gencheck): Remove.
15774 (tree.o): Depend upon all-tree.def.
15775 (build/gencheck.o): Remove gencheck.h dependency.
15776 (mostlyclean): Don't remove gencheck.h.
15777 * c-common.h (enum c_tree_code): Remove.
15778 * c-lang.c (tree_code_type): Remove.
15779 (tree_code_length, tree_code_name): Remove.
15780 * gencheck.c (tree_codes): Include all-tree.def, rather than
15781 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15783 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15785 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15786 (operator_name_info): Size to MAX_TREE_CODES.
15787 (assignment_operator_name_info): Likewise.
15788 * cp/cp-lang.c (tree_code_type): Remove.
15789 (tree_code_length, tree_code_name): Remove.
15790 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15791 (assignment_operator_name_info): Likewise.
15792 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15794 * cp/mangle.c (write_expression): Likewise.
15795 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15796 * fortran/f95-lang.c (tree_code_type): Remove.
15797 (tree_code_length, tree_code_name): Remove.
15798 * java/java-tree.h (enum java_tree_code): Remove.
15799 * java/lang.c (tree_code_type): Remove.
15800 (tree_code_length, tree_code_name): Remove.
15801 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15802 * objc/objc-act.h (enum objc_tree_code): Remove.
15803 * objc/objc-lang.c (tree_code_type): Remove.
15804 (tree_code_length, tree_code_name): Remove.
15805 * objcp/objcp-lang.c (tree_code_type): Remove.
15806 (tree_code_length, tree_code_name): Remove.
15807 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15808 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15809 * ada/misc.c (tree_code_type): Remove.
15810 (tree_code_length, tree_code_name): Remove.
15812 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15814 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15815 the grand_bitmap_obstack.
15817 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15819 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15820 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15821 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15822 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15823 move_stmt_r, new_label_mapper): Likewise.
15824 * tree-complex.c (cvc_lookup): Likewise.
15825 * tree-dfa.c (create_function_ann): Likewise.
15826 * tree-dump.c (dump_register): Likewise.
15827 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15828 find_phi_replacement_condition): Likewise.
15829 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15830 tree_function_versioning): Likewise.
15831 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15832 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15833 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15834 get_nonlocal_debug_decl, convert_nonlocal_reference,
15835 convert_nonlocal_omp_clauses, get_local_debug_decl,
15836 convert_local_reference, convert_local_omp_clauses,
15837 convert_nl_goto_reference, convert_nl_goto_receiver,
15838 convert_tramp_reference, convert_call_expr): Likewise.
15839 * tree-outof-ssa.c (contains_tree_r): Likewise.
15840 * tree-parloops.c (reduction_phi, initialize_reductions,
15841 eliminate_local_variables_1, add_field_for_reduction,
15842 add_field_for_name, create_phi_for_local_result,
15843 create_call_for_reduction_1, create_loads_for_reductions,
15844 create_stores_for_reduction, create_loads_and_stores_for_name):
15846 * tree-phinodes.c (allocate_phi_node): Likewise.
15847 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15848 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15849 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15850 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15851 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15852 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15853 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15854 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15855 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15856 vn_nary_op_insert): Likewise.
15857 * tree-ssa.c (redirect_edge_var_map_add,
15858 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15859 * tree-vectorizer.c (vectorize_loops): Likewise.
15860 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15861 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15862 tree_cons_stat, build1_stat, build_variant_type_copy,
15863 decl_init_priority_lookup, decl_fini_priority_lookup,
15864 decl_priority_info, decl_restrict_base_lookup,
15865 decl_restrict_base_insert, decl_debug_expr_lookup,
15866 decl_debug_expr_insert, decl_value_expr_lookup,
15867 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15868 type_hash_add, get_file_function_name, tree_check_failed,
15869 tree_not_check_failed, tree_range_check_failed,
15870 omp_clause_range_check_failed, build_omp_clause,
15871 build_vl_exp_stat): Likewise.
15872 * value-prof.c (gimple_histogram_value,
15873 gimple_duplicate_stmt_histograms): Likewise.
15874 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15875 unshare_variable, variable_union_info_cmp_pos, variable_union,
15876 dataflow_set_different_1, dataflow_set_different_2,
15877 vt_find_locations, variable_was_changed, set_variable_part,
15878 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15879 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15880 section_entry_hash, object_block_entry_eq,
15881 object_block_entry_hash, create_block_symbol,
15882 initialize_cold_section_name, default_function_rodata_section,
15883 strip_reg_name, set_user_assembler_name, const_desc_eq,
15884 build_constant_desc, output_constant_def, lookup_constant_def,
15885 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15886 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15887 default_internal_label): Likewise.
15888 * varray.c (varray_init, varray_grow): Likewise.
15889 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15891 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15893 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15894 operators for "test" insn. Macroize insn using SWI mode macro.
15895 (*jcc_fused_2): Ditto.
15896 (*jcc_fused_3): Macroize insn using SWI mode macro.
15897 (*jcc_fused_4): Ditto.
15899 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15901 * tree-ssa-pre.c: Fix typo in comment.
15902 (init_antic, fini_antic): Add explicit funtions for
15903 initializing and deinitializing ANTIC and AVAIL sets.
15904 (create_expression_by_pieces): Fix typo in comment.
15905 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15906 (execute_pre): Eventually dump details about ANTIC_IN.
15908 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15910 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15911 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15912 add_to_obstack, file_at_path, find_a_file, execute,
15913 add_preprocessor_option, add_assembler_option, add_linker_option,
15914 process_command, insert_wrapper, do_option_spec, do_self_spec,
15915 spec_path, do_spec_1, is_directory, main, used_arg,
15916 getenv_spec_function): Likewise.
15917 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15918 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15921 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15923 * doc/rtl.texi: Updated subreg section.
15925 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15928 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15929 node->needed and node->reachable.
15930 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15931 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15932 (expand_task_call): Don't call expand_task_copyfn.
15933 (expand_task_copyfn): Renamed to...
15934 (finalize_task_copyfn): ... this.
15936 2008-06-19 Jan Hubicka <jh@suse.cz>
15938 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15939 clobbering framepointer.
15941 2008-06-19 Jan Hubicka <jh@suse.cz>
15943 * tree-optimize.c (execute_early_local_optimizations): Set
15944 cgraph_state only at first invocation.
15946 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15948 * system.h (-Wc++-compat): Activate as a warning, no an error.
15950 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15952 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15953 instead of "#" in insn asm template.
15954 (*jcc_fused_2): Ditto.
15956 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15958 * config/i386/i386.h (ix86_tune_indices)
15959 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15960 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15961 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15962 (*jcc_fused_2): Ditto.
15963 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15964 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15965 (print operand): Handle 'E' and 'e' code.
15967 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15969 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15970 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15971 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15973 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15975 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15977 (cgraph_expand_function): Use local copy of decl.
15978 (cgraph_expand_all_functions): Remove redundant initialization of
15980 (cgraph_optimize): Reword internal_error message.
15982 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15984 * arm-protos.h (arm_return_in_memory): Remove public
15985 arm_return_in_memory() prototype.
15986 * arm.c (arm_return_in_memory): Add static prototype, add target
15987 hook macro, change definition and comments.
15988 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15990 2008-06-19 Ben Elliston <bje@au.ibm.com>
15992 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15993 real.c: Remove references to IEEE 754R.
15994 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15995 * doc/libgcc.texi (Decimal float library routines): Likewise.
15997 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15999 * targhooks.h (struct gcc_target): New member unwind_word_mode.
16000 (default_unwind_word_mode): Add prototype.
16001 * targhooks.c (default_unwind_word_mode): New function.
16002 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
16003 instead of word_mode.
16004 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
16005 (TARGET_INITIALIZER): Use it.
16007 * c-common.c (handle_mode_attribute): Support "unwind_word"
16009 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16011 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16012 word_mode to access SjLj_Function_Context member "data".
16013 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16014 conversion from targetm.eh_return_filter_mode () to
16015 targetm.unwind_word_mode () if they differ.
16017 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16018 (BT_FN_UNWINDWORD_PTR): New function type.
16019 (BT_FN_WORD_PTR): Remove.
16020 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16021 * except.c (expand_builtin_extend_pointer): Convert pointer to
16022 targetm.unwind_word_mode () instead of word_mode.
16024 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16025 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16026 (spu_unwind_word_mode): New function.
16027 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16028 (TARGET_UNWIND_WORD_MODE): Define.
16029 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16031 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16033 * config/spu/spu.c (reg_align): Remove.
16034 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16035 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16036 (spu_split_store): Likewise.
16038 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16040 * gcc/tree-vn.c: Fix typo in comment.
16042 2008-06-18 Jan Hubicka <jh@suse.cz>
16044 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16045 toplevel reorder too.
16047 2008-06-18 Jan Hubicka <jh@suse.cz>
16049 * c-opts.c (c_common_post_options): PCH is not compatible with
16051 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16052 -fno-toplevel-reorder by default now.
16054 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16056 PR documentation/30739
16057 * doc/install.texi (Prerequisites): Document dependency on awk.
16059 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16060 Ian Lance Taylor <iant@google.com>
16062 PR rtl-optimization/35604
16063 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16064 only want to change jump destinations, not eventual label comparisons.
16066 2008-06-16 Jan Hubicka <jh@suse.cz>
16068 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16070 (cgraph_analyze_function): Likewise.
16072 2008-06-16 Jan Hubicka <jh@suse.cz>
16074 * cgraph.h (cgraph_mark_if_needed): New function.
16075 * cgraphunit.c (cgraph_mark_if_needed): New function.
16076 * c-decl.c (duplicate_decl): Use it.
16078 2008-06-16 Jan Hubicka <jh@suse.cz>
16080 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16083 2008-06-16 Jan Hubicka <jh@suse.cz>
16085 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16087 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16088 Kazu Hirata <kazu@codesourcery.com>
16089 Maxim Kuvyrkov <maxim@codesourcery.com
16091 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16092 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16093 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16094 EXTRA_SPEC_FUNCTIONS.
16095 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16096 (DRIVER_SELF_SPECS): Adjust.
16097 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16098 * config/mips/st.h, config/mips/t-st: New.
16099 * config/mips/driver-native.c, config/mips/x-native: New.
16100 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16103 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16105 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16107 (ISA_HAS_FP_CONDMOVE): New macro.
16108 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16109 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16110 (ISA_HAS_NMADD3_NMSUB3): New macro.
16111 * config/mips/mips.c (mips_rtx_costs): Update.
16112 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16113 compiling for ST Loongson 2E/2F.
16114 (madd<mode>): Rename to madd4<mode>. Update.
16115 (madd3<mode>): New pattern.
16116 (msub<mode>): Rename to msub4<mode>. Update.
16117 (msub3<mode>): New pattern.
16118 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16119 (nmadd3<mode>): New pattern.
16120 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16121 (nmadd3<mode>_fastmath): New pattern.
16122 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16123 (nmsub3<mode>): New pattern.
16124 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16125 (nmsub3<mode>_fastmath): New pattern.
16126 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16128 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16130 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16131 (DF_REF_INSN_INFO): New.
16132 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16133 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16134 with a NULL DF_REF_INSN_INFO.
16135 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16137 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16138 DF_INSN_INFO_EQ_USES): New.
16139 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16140 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16141 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16142 * df-core.c: Update comment for above changes.
16143 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16144 DF_INSN_UID_* macros.
16145 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16146 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16147 insn rtx. Update all callers.
16148 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16149 df_ref_create_structure, df_insn_refs_collect): Likewise.
16150 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16151 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16152 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16153 macros to access the insn refs.
16154 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16155 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16156 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16157 for accessing the refs.
16158 (try_fwprop_subst): Likewise.
16159 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16160 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16161 for accessing the refs.
16162 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16163 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16164 to look at the insn refs.
16165 (record_uses): Likewise.
16166 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16168 (mark_artificial_uses): Don't mark_insn for artificial refs.
16169 (mark_reg_rependencies): Likewise.
16171 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16173 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16175 * configure: Regenerate.
16177 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16179 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16181 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16183 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16185 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16186 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16187 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16189 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16191 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16192 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16193 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16195 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16197 * tree-ssa-sccvn.c: Fix format of comments.
16199 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16201 * cgraph.c: Remove unneeded forward declarations of eq_node()
16204 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16206 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16208 (see_update_relevancy): Likewise.
16209 * fwprop.c (try_fwprop_subst): Likewise.
16210 * rtlanal.c (noop_move_p): Likewise.
16211 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16212 notes to non-existing libcall blocks.
16213 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16215 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16216 (dead_libcall_p): Remove.
16217 (delete_trivially_dead_insns): Don't use it.
16218 * web.c (union_defs): Remove comment about keeping nops.
16219 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16220 (compute_hash_table_work): Don't track libcall notes.
16221 (do_local_cprop): Don't take libcall pointers. Don't update
16223 (adjust_libcall_notes): Deleted.
16224 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16225 ever have existed in the first place).
16226 (replace_store_insn): Don't try to remove libcall notes.
16227 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16228 (resolve_reg_notes): Don't call them.
16229 (resolve_simple_move): Likewise.
16230 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16231 Don't remove REG_RETVAL notes.
16232 * emit-rtl.c (try_split): Don't update libcall notes.
16233 (emit_copy_of_insn_after): Dito.
16234 * cselib.c (cselib_current_insn_in_libcall): Remove.
16235 (cselib_process_insn): Don't set/clear it.
16236 (new_elt_loc_list): Don't record it.
16237 (cselib_init): Don't initialize it.
16238 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16239 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16241 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16242 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16243 (init_deps): Don't initialize it.
16244 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16245 * combine.c (delete_noop_moves): Don't update libcall notes.
16246 (can_combine_p): Remove now pointless #if 0 block.
16247 (try_combine): Remove another obsolete #if 0 block.
16248 (distribute_notes): Don't distribute libcall notes.
16249 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16250 * dce.c (libcall_dead_p): Remove.
16251 (delete_unmarked_insns): Don't handle libcall blocks.
16252 (preserve_libcall_for_dce): Remove.
16253 (prescan_insns_for_dce): Don't special-case libcall block insns.
16254 * reload1 (reload): Don't handle libcall notes.
16255 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16258 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16260 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16261 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16262 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16264 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16266 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16267 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16268 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16270 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16272 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16274 2008-06-16 Ira Rosen <irar@il.ibm.com>
16276 PR tree-optimization/36493
16277 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16278 the arguments list. Use VECTYPE to create vector pointer.
16279 (vectorizable_store): Fail if accesses through a pointer to vectype
16280 do not alias the original memory reference operands.
16281 Call vect_create_data_ref_ptr without the removed argument.
16282 (vectorizable_load): Likewise.
16283 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16286 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16289 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16290 reg_equiv_constant.
16292 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16294 * config/mips/loongson2ef.md: New file.
16295 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16296 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16297 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16298 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16299 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16301 (loongson2ef.md): New include.
16302 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16303 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16304 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16305 (loongson_gt_<mode>, loongson_extract_halfword)
16306 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16307 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16308 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16309 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16310 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16311 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16312 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16313 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16314 (vec_interleave_low<mode>): Define type attribute.
16315 * config/mips/mips.c (mips_ls2): New static variable.
16316 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16317 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16318 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16319 Implement target scheduling hooks.
16320 (mips_multipass_dfa_lookahead): Update to handle tuning for
16322 (mips_sched_init): Initialize data for Loongson scheduling.
16323 (mips_ls2_variable_issue): New static function.
16324 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16326 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16327 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16328 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16329 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16330 Handle ST Loongson 2E/2F cores.
16331 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16333 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16335 * omp-low.c (extract_omp_for_data): Fix comment typo.
16338 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16340 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16341 FIXME note about gcc/config.guess.
16342 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16343 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16344 * doc/cppopts.texi: Likewise.
16345 * doc/extend.texi: Likewise.
16346 * doc/gcc.texi: Likewise.
16347 * doc/gccint.texi: Likewise.
16348 * doc/gcov.texi: Likewise.
16349 * doc/gty.texi: Likewise.
16350 * doc/hostconfig.texi: Likewise.
16351 * doc/install.texi: Likewise.
16352 * doc/invoke.texi: Likewise.
16353 * doc/loop.texi: Likewise.
16354 * doc/makefile.texi: Likewise.
16355 * doc/md.texi: Likewise.
16356 * doc/passes.texi: Likewise.
16357 * doc/tm.texi: Likewise.
16358 * doc/tree-ssa.texi: Likewise.
16359 * doc/trouble.texi: Likewise.
16361 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16362 Nathan Sidwell <nathan@codesourcery.com>
16363 Maxim Kuvyrkov <maxim@codesourcery.com>
16364 Richard Sandiford <rdsandiford@googlemail.com>
16366 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16367 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16368 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16370 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16371 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16372 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16374 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16375 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16376 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16377 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16378 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16379 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16380 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16381 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16382 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16383 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16384 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16385 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16386 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16387 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16388 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16389 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16390 (mips_builtins): Add Loongson builtins.
16391 (mips_loongson_2ef_bdesc): New.
16392 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16393 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16394 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16395 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16397 (mips_expand_vector_init): New.
16398 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16399 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16401 * config/mips/mips.md: Add unspec numbers for Loongson
16402 builtins. Include loongson.md.
16403 (MOVE64): Include Loongson vector modes.
16404 (SPLITF): Include Loongson vector modes.
16405 (HALFMODE): Handle Loongson vector modes.
16406 * config/mips/loongson.md: New.
16407 * config/mips/loongson.h: New.
16408 * config.gcc: Add loongson.h header for mips*-*-* targets.
16409 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16411 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16413 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16414 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16415 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16416 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16417 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16418 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16419 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16420 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16421 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16422 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16423 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16424 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16425 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16426 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16427 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16428 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16429 Remove use_fixproto=yes.
16430 (ia64*-*-hpux*): Remove comment about using fixproto.
16431 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16433 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16435 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16437 * configure: Regenerate.
16439 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16441 PR middle-end/36520
16442 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16443 before evaluating it.
16445 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16448 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16449 nested inline functions.
16450 (start_decl, start_function): Don't invert DECL_EXTERNAL
16451 for nested inline functions.
16453 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16455 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16456 splits that must be made for correctness.
16458 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16460 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16461 (AVAIL_NON_MIPS16): Likewise.
16462 (mips_builtin_description): Replace target_flags with a predicate.
16463 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16464 (dspr2_32): New availability predicates.
16465 (MIPS_BUILTIN): New macro.
16466 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16467 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16468 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16469 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16470 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16471 (mips_dsp_32only_bdesc): Merge into...
16472 (mips_builtins): ...this new array.
16473 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16474 (mips_init_builtins): Update after above changes.
16475 (mips_expand_builtin_1): Merge into...
16476 (mips_expand_builtin): ...here and update after above changes.
16478 2008-06-12 Paul Brook <paul@codesourcery.com>
16480 * longlong.h (__arm__): Define count_leading_zeros.
16481 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16482 (clzsi2, clzdi2): New functions.
16483 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16484 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16485 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16486 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16487 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16488 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16489 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16490 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16491 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16492 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16494 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16496 * config/m68k/m68k.c (m68k_tune_flags): New.
16497 (override_options): Compute m68k_tune_flags.
16498 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16499 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16501 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16503 PR middle-end/36506
16504 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16506 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16508 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16509 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16511 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16513 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16514 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16516 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16518 PR middle-end/36506
16519 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16522 2008-06-12 Richard Guenther <rguenther@suse.de>
16524 PR tree-optimization/36345
16525 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16526 add memory_tag_needed flag.
16527 (may_alias_p): Declare.
16528 * tree-ssa-alias.c (may_alias_p): Export.
16529 (set_initial_properties): Use memory_tag_needed flag.
16530 (update_reference_counts): Likewise.
16531 (reset_alias_info): Reset memory_tag_needed flag.
16532 (create_name_tags): Check memory_tag_needed flag.
16533 (dump_points_to_info_for): Dump it.
16534 * tree-ssa-structalias.c (struct variable_info): Remove
16535 directly_dereferenced flag.
16536 (new_var_info): Do not initialize it.
16537 (process_constraint_1): Do not set it.
16538 (update_alias_info): Set is_dereferenced flag.
16539 (set_uids_in_ptset): Use may_alias_p.
16540 (set_used_smts): Check memory_tag_needed flag.
16541 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16542 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16543 memory_tag_needed flag.
16544 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16545 from broken design.
16547 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16549 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16550 red zone for w64 abi.
16551 (ix86_expand_prologue): Likewise.
16552 (ix86_force_to_memory): Likewise.
16553 (ix86_free_from_memory): Likewise.
16555 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16558 * config/rs6000/rs6000.c (rs6000_override_options): Set
16559 rs6000_isel conditionally to the absence of comand line override.
16560 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16561 Remove duplicate rs6000_isel setting.
16562 * config/rs6000/eabispe.h: Ditto.
16564 2008-06-11 Richard Guenther <rguenther@suse.de>
16566 * alias.c (get_alias_set): Use the element alias-set for arrays.
16567 (record_component_aliases): For arrays and vectors do nothing.
16568 * c-common.c (strict_aliasing_warning): Handle the cases
16569 of alias set zero explicitly.
16570 * Makefile.in (dfp.o-warn): Add -Wno-error.
16572 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16574 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16576 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16577 tune_32 tune_64 to supported_defaults. Allow values not
16578 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16579 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16580 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16581 with_cpu_64 to generic for 64-bit-supporting configurations, not
16582 with_cpu. Remove FIXMEs.
16583 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16584 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16585 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16586 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16587 arch_32 and arch_64.
16589 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16590 Olivier Hainque <hainque@adacore.com>
16592 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16593 Use DECL_SIZE_UNIT to retrieve the size of the field.
16595 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16597 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16598 with function calls after declarations. Lay out
16599 neon_float_type_node before further use.
16601 2008-06-11 Richard Guenther <rguenther@suse.de>
16603 * tree-flow.h (may_point_to_global_var): Declare.
16604 * tree-ssa-alias.c (may_point_to_global_var): New function.
16605 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16607 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16609 * configure.ac: Teach that fido supports .debug_line.
16610 * configure: Regenerate.
16612 2008-06-10 Tom Tromey <tromey@redhat.com>
16614 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16617 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16619 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16620 (encode_decimal64, decode_decimal64, encode_decimal128,
16621 decode_decimal128): Reverse order of 32-bit parts of value if host
16622 and target endianness differ.
16624 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16626 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16627 Avoid division by 0.
16628 (tree_mod_pow2_value_transform): Likewise.
16629 (tree_ic_transform): Likewise.
16630 (tree_stringops_transform): Likewise.
16631 (tree_mod_subtract_transform): Likewise.
16632 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16633 (copy_edges_for_bb): Likewise.
16634 (initialize_cfun): Likewise.
16636 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16638 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16639 nonmemory_operand. Add "N" operand constraint.
16641 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16642 (*jcc_btsi_mask): Ditto.
16643 (*jcc_btsi_mask_1): Ditto.
16645 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16647 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16648 TYPE_CANONICAL for copied element type.
16650 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16653 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16654 Add m_CORE2 and m_GENERIC.
16655 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16656 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16658 (*jcc_btdi_rex64): New instruction and split pattern.
16659 (*jcc_btsi): Ditto.
16660 (*jcc_btsi_1): Ditto.
16661 (*btsq): Fix Intel asm dialect operand order.
16665 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16667 PR middle-end/36447
16668 * simplify-rtx.c (simplify_subreg): Add check for shift count
16671 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16673 * doc/md.texi: Synchronize with later constraints.md change.
16674 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16675 with a C implementation.
16676 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16678 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16679 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16680 when moving to and from MD_REGNUM.
16681 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16682 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16683 Handle byte and halfword moves.
16684 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16686 * config/mips/constraints.md (h): Turn into NO_REGS.
16687 (l, x): Update documentation.
16688 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16689 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16690 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16691 (HILO): New mode iterator.
16693 (any_div): New code iterator.
16694 (u): Extend code attribute to div and udiv.
16695 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16696 d_operand in the splitters. Remove redundant CONST_INT checks.
16697 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16698 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16699 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16700 accordingly, using normal moves instead of unspecs to move LO into
16701 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16702 (<u>mulsidi3): Handle expansion in C code.
16703 (<u>mulsidi3_32bit_internal): Rename to...
16704 (<u>mulsidi3_32bit): ...this.
16705 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16706 (*<u>mulsidi3_64bit): Rename to...
16707 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16708 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16709 to set LO and HI to the multiplication result. Use a normal move
16710 for MFLO and an unspec for MFHI.
16711 (*<u>mulsidi3_64bit_parts): Replace with...
16712 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16713 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16714 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16715 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16716 instead of HI. Split the instruction into a separate multiplication
16717 and MFHI if !TARGET_FIX_R4000.
16718 (<su>muldi3_highpart): Likewise.
16719 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16720 and the "=h" clobber.
16721 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16722 (<u>mulditi3): New expander.
16723 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16724 (madsi): Remove "=h" clobber.
16725 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16726 Force the modulus result to be a GPR and split the instruction into
16727 a division followed by an MFHI after reload.
16728 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16729 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16730 the MIPS16 HIGH define_split.
16731 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16732 of acc<->gpr moves to "multi".
16733 (*movdi_64bit): Replace the single "x" alternative with
16734 alternatives for moving into and out of "a".
16735 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16736 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16737 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16738 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16739 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16740 (movti): New expander.
16741 (*movti, *movti_mips16): New insns.
16742 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16743 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16744 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16745 * config/mips/predicates.md (fpr_operand): Delete.
16746 (d_operand): New predicate.
16748 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16750 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16751 failure on some Bourne shells.
16752 (x86_64-*-*): Ditto.
16754 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16756 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16758 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16760 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16761 (sparc-sun-solaris2*): Likewise.
16763 2008-06-09 Arnaud Charlet <charlet@adacore.com
16765 * doc/install.texi: Update requirements to build the Ada compiler.
16767 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16769 * df-scan.c (struct df_scan_problem_data): Remove the
16770 mw_link_pool alloc pool.
16771 (df_scan_free_internal): Don't free it.
16772 (df_scan_alloc): Don't allocate it.
16773 * df.h (struct df_link): Update comment.
16775 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16777 * except.h: Correct checks for when SJLJ exceptions must be used.
16779 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16781 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16784 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16786 PR tree-optimization/36218
16787 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16788 configure for the build system.
16789 (BUILD_LDFLAGS): Define.
16790 * configure: Regenerate.
16791 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16793 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16796 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16797 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16798 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16800 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16802 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16804 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16806 * config.gcc (Obsolete configurations): Remove list of
16808 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16809 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16810 targets matched by those patterns.
16811 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16812 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16813 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16814 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16815 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16816 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16817 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16818 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16819 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16820 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16821 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16822 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16823 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16824 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16825 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16826 Make code for Solaris 7 and greater unconditional for Solaris.
16827 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16828 Remove --with-* handling.
16829 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16830 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16831 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16832 LINK_OS_WINDISS_SPEC): Remove.
16833 * config/rs6000/sysv4.opt (mwindiss): Remove.
16834 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16835 * configure: Regenerate.
16836 * doc/cpp.texi: Don't mention BeOS.
16837 * doc/extend.texi (interrupt): Don't mention MS1.
16838 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16839 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16840 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16841 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16842 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16844 * doc/invoke.texi (MT Options): Remove.
16845 (-mwindiss): Remove.
16846 (CRIS Options): Remove cris-axis-aout references.
16847 (HPPA Options): Don't mention hppa1.1-*-pro.
16848 * doc/md.texi: (MorphoTech family): Remove.
16849 * libgcc2.c: Don't handle UWIN.
16850 * config/alpha/t-unicosmk: Remove.
16851 * config/alpha/unicosmk.h: Remove.
16852 * config/arm/kaos-arm.h: Remove.
16853 * config/arm/kaos-strongarm.h: Remove.
16854 * config/arm/strongarm-coff.h: Remove.
16855 * config/arm/strongarm-elf.h: Remove.
16856 * config/arm/strongarm-pe.h: Remove.
16857 * config/arm/t-strongarm-pe: Remove.
16858 * config/arm/t-xscale-coff: Remove.
16859 * config/arm/t-xscale-elf: Remove.
16860 * config/arm/xscale-coff.h: Remove.
16861 * config/arm/xscale-elf.h: Remove.
16862 * config/chorus.h: Remove.
16863 * config/cris/aout.h: Remove.
16864 * config/cris/aout.opt: Remove.
16865 * config/cris/t-aout: Remove.
16866 * config/i386/beos-elf.h: Remove.
16867 * config/i386/kaos-i386.h: Remove.
16868 * config/i386/ptx4-i.h: Remove.
16869 * config/i386/sco5.h: Remove.
16870 * config/i386/sco5.opt: Remove.
16871 * config/i386/sysv4-cpp.h: Remove.
16872 * config/i386/sysv5.h: Remove.
16873 * config/i386/t-beos: Remove.
16874 * config/i386/t-sco5: Remove.
16875 * config/i386/t-uwin: Remove.
16876 * config/i386/uwin.asm: Remove.
16877 * config/i386/uwin.h: Remove.
16878 * config/kaos.h: Remove.
16879 * config/mips/windiss.h: Remove.
16880 * config/mt: Remove directory.
16881 * config/pa/pa-osf.h: Remove.
16882 * config/pa/pa-pro-end.h: Remove.
16883 * config/pa/t-pro: Remove.
16884 * config/ptx4.h: Remove.
16885 * config/rs6000/beos.h: Remove.
16886 * config/rs6000/kaos-ppc.h: Remove.
16887 * config/rs6000/t-beos: Remove.
16888 * config/rs6000/windiss.h: Remove.
16889 * config/sh/kaos-sh.h: Remove.
16890 * config/sol2-6.h: Remove.
16891 * config/sparc/sol26-sld.h: Remove.
16892 * config/sparc/sysv4-only.h: Remove.
16893 * config/vax/bsd.h: Remove.
16894 * config/vax/t-memfuncs: Remove.
16895 * config/vax/ultrix.h: Remove.
16896 * config/vax/vaxv.h: Remove.
16897 * config/windiss.h: Remove.
16899 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16901 PR rtl-optimization/36438
16902 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16903 for vector shifts with constant scalar shift operands.
16905 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16907 * doc/invoke.texi: Document -march=xlr.
16908 * config/mips/xlr.md: New file.
16909 * config/mips/mips.md: Include it.
16911 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16912 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16913 (mips_rtx_cost_data): Likewise.
16915 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16917 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16918 PRE_INC and PRE_DEC cases.
16920 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16922 PR rtl-optimization/36419
16923 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16924 the emitting jump insn.
16927 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16928 is not bool, boolify the whole *expr_p and convert to the desired type.
16930 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16932 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16933 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16934 Add omp_private_outer_ref hook, add another argument to
16935 omp_clause_default_ctor hook.
16936 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16937 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16938 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16939 hook_tree_tree_tree_tree_null.
16940 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16941 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16942 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16943 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16944 * tree.def (OMP_TASK): New tree code.
16945 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16946 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16947 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16948 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16949 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16950 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16951 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16952 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16953 (OMP_DIRECTIVE_P): Add OMP_TASK.
16954 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16955 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16956 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16957 and OMP_CLAUSE_UNTIED entries.
16958 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16960 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16961 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16962 * tree-pretty-print.c (dump_omp_clause): Handle
16963 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16964 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16965 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16966 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16967 warning about unsigned iterators. Change decl/init/cond/incr
16968 arguments to TREE_VECs, check arguments for all collapsed loops.
16969 (c_finish_omp_taskwait): New function.
16970 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16972 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16973 default_function_array_conversion on init. Add par_clauses argument.
16974 If decl is present in parallel's lastprivate clause, change it to
16975 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16976 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16977 collapse count in clauses.
16978 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16979 c_parser_omp_for_loop callers.
16980 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16981 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16982 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16983 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16985 (c_parser_omp_clause_schedule): Handle schedule(auto).
16986 Include correct location in the error message.
16987 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16988 and PRAGMA_OMP_CLAUSE_UNTIED.
16989 (OMP_TASK_CLAUSE_MASK): Define.
16990 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16991 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16992 * tree-nested.c (convert_nonlocal_omp_clauses,
16993 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16994 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16995 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16996 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16998 (conver_nonlocal_reference, convert_local_reference,
16999 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
17000 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
17001 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
17002 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
17003 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
17004 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
17005 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
17006 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17007 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17009 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17010 * c-common.h (c_finish_omp_taskwait): New prototype.
17011 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17012 * tree-parloops.c (create_parallel_loop): Create 1 entry
17013 vectors for OMP_FOR_{INIT,COND,INCR}.
17014 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17015 (make_edges): Handle OMP_TASK.
17016 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17017 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17018 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17019 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17020 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17021 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17022 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17023 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17024 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17025 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17026 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17027 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17028 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17029 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17030 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17031 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17032 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17033 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17034 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17035 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17036 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17037 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17038 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17039 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17040 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17041 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17042 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17043 original iterator is present in lastprivate clause or if
17044 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17045 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17046 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17047 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17048 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17049 if it is set, lookup var in outer contexts too. Handle
17050 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17051 to be implicitly determined firstprivate for task regions.
17052 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17053 if it is set, lookup var in outer contexts too. Set
17054 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17055 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17056 OMP_CLAUSE_UNTIED. Take region_type as last argument
17057 instead of in_parallel and in_combined_parallel.
17058 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17060 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17061 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17062 (new_omp_context): Set default_kind to
17063 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17064 (omp_region_type): New enum.
17065 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17066 fields, add region_type.
17067 (new_omp_context): Take region_type as argument instead of is_parallel
17068 and is_combined_parallel.
17069 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17070 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17071 ctx->is_combined_parallel checks.
17072 (gimplify_omp_task): New function.
17073 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17075 * omp-low.c (extract_omp_for_data): Use schedule(static)
17076 for schedule(auto). Handle pointer and unsigned iterators.
17077 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17078 Add loops argument. Extract data for collapsed OMP_FOR loops.
17079 (expand_parallel_call): Assert sched_kind isn't auto,
17080 map runtime schedule to index 3.
17081 (struct omp_for_data_loop): New type.
17082 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17083 Add loop, loops, collapse and iter_type fields.
17084 (workshare_safe_to_combine_p): Disallow combined for if
17085 iter_type is unsigned long long. Don't combine collapse > 1 loops
17086 unless all bounds and steps are constant. Adjust extract_omp_for_data
17088 (expand_omp_for_generic): Handle pointer, unsigned and long long
17089 iterators. Handle collapsed OMP_FOR loops. Adjust
17090 for struct omp_for_data changes. If libgomp function doesn't return
17091 boolean_type_node, add comparison of the return value with 0.
17092 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17093 pointer, unsigned and long long iterators. Adjust for struct
17094 omp_for_data changes.
17095 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17096 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17097 unsigned long long. Allocate loops array, pass it to
17098 extract_omp_for_data. For collapse > 1 loops use always
17099 expand_omp_for_generic.
17100 (omp_context): Add sfield_map and srecord_type fields.
17101 (is_task_ctx, lookup_sfield): New functions.
17102 (use_pointer_for_field): Use is_task_ctx helper. Change first
17103 argument's type from const_tree to tree. Clarify comment.
17104 In OMP_TASK disallow copy-in/out sharing.
17105 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17106 (install_var_field): Add mask argument. Populate both record_type
17107 and srecord_type if needed.
17108 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17110 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17111 and DECL_FIELD_OFFSET.
17112 (scan_sharing_clauses): Adjust install_var_field callers. For
17113 firstprivate clauses on explicit tasks allocate the var by value in
17114 record_type unconditionally, rather than by reference.
17115 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17116 Use is_taskreg_ctx instead of is_parallel_ctx.
17117 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17118 (create_omp_child_function_name): Add task_copy argument, use
17119 *_omp_cpyfn* names if it is true.
17120 (create_omp_child_function): Add task_copy argument, if true create
17121 *_omp_cpyfn* helper function.
17122 (scan_omp_parallel): Adjust create_omp_child_function callers.
17123 Rename parallel_nesting_level to taskreg_nesting_level.
17124 (scan_omp_task): New function.
17125 (lower_rec_input_clauses): Don't run constructors for firstprivate
17126 explicit task vars which are initialized by *_omp_cpyfn*.
17127 Pass outer var ref to omp_clause_default_ctor hook if
17128 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17129 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17130 OMP_CLAUSE_REDUCTION_INIT.
17131 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17132 avoid duplicate setting of fields. Handle
17133 OMP_CLAUSE_PRIVATE_OUTER_REF.
17134 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17135 copy-out if TREE_READONLY, only copy-in.
17136 (expand_task_copyfn): New function.
17137 (expand_task_call): New function.
17138 (struct omp_taskcopy_context): New type.
17139 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17141 (lower_omp_parallel): Rename to...
17142 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17143 Call create_task_copyfn if srecord_type is needed. Adjust
17145 (task_shared_vars): New variable.
17146 (check_omp_nesting_restrictions): Warn if work-sharing,
17147 barrier, master or ordered region is closely nested inside OMP_TASK.
17148 Add warnings for barrier if closely nested inside of work-sharing,
17149 ordered, or master region.
17150 (scan_omp_1): Call check_omp_nesting_restrictions even for
17151 GOMP_barrier calls. Rename parallel_nesting_level to
17152 taskreg_nesting_level. Handle OMP_TASK.
17153 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17154 work-sharing construct, continue looking for them on parent parallel
17156 (lower_omp_for_lastprivate): Add lastprivate clauses
17157 to the beginning of dlist rather than end. Adjust for struct
17158 omp_for_data changes.
17159 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17160 not after it. Handle collapsed OMP_FOR loops, adjust for
17161 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17162 (get_ws_args_for): Adjust extract_omp_for_data caller.
17163 (scan_omp_for): Handle collapsed OMP_FOR
17164 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17165 (lower_omp_single_simple): If libgomp function doesn't return
17166 boolean_type_node, add comparison of the return value with 0.
17167 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17168 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17169 (parallel_nesting_level): Rename to...
17170 (taskreg_nesting_level): ... this.
17171 (is_taskreg_ctx): New function.
17172 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17173 of is_parallel_ctx.
17174 (execute_lower_omp): Rename parallel_nesting_level to
17175 taskreg_nesting_level.
17176 (expand_omp_parallel): Rename to...
17177 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17178 Call omp_task_call for OMP_TASK regions.
17179 (expand_omp): Adjust caller, handle OMP_TASK.
17180 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17182 * bitmap.c (bitmap_default_obstack_depth): New variable.
17183 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17184 if argument is NULL and bitmap_default_obstack is already initialized.
17185 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17187 * matrix-reorg.c (matrix_reorg): Likewise.
17189 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17191 * config/i386/i386.md (*indirect_jump): Macroize using P
17192 mode iterator. Remove !TARGET_64BIT from insn constraints.
17193 (*tablejump_1): Ditto.
17194 (*indirect_jump_rex64): Remove insn pattern.
17195 (*tablejump_1_rex64): Ditto.
17196 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17197 and eh_return_si insn patterns.
17199 2008-06-06 Richard Guenther <rguenther@suse.de>
17201 * tree-ssa-structalias.c (merge_smts_into): Remove.
17202 (find_what_p_points_to): Do not bother to compute the
17203 points-to set for pt_anything pointers.
17204 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17205 for pt_anything pointers is ok.
17207 2008-06-06 Jan Hubicka <jh@suse.cz>
17209 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17211 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17213 * cgraph.c: Fix typos in comments.
17214 (cgraph_availability_names): Fix string typo.
17215 * fold-const.c: Fix typos in comments.
17216 (fold_binary): Fix typo in warning.
17217 * genautomata.c: Fix typos in comments.
17218 (check_presence_pattern_sets): Fix typo in local variable.
17219 (output_description): Fix typo in output.
17220 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17221 * hwint.h: Likewise.
17222 * matrix-reorg.c (check_allocation_function): Likewise.
17223 * omega.c (smooth_weird_equations): Likewise.
17224 * auto-inc-dec.c: Fix typos in comments.
17225 * bb-reorder.c: Likewise.
17226 * builtins.c: Likewise.
17227 * c-common.c: Likewise.
17228 * c-cppbuiltin.c: Likewise.
17229 * c-parser.c: Likewise.
17230 * c-pretty-print.c: Likewise.
17231 * cfgcleanup.c: Likewise.
17232 * cfgexpand.c: Likewise.
17233 * cfghooks.c: Likewise.
17234 * cfglayout.c: Likewise.
17235 * cfgloopmanip.c: Likewise.
17236 * cgraphunit.c: Likewise.
17237 * coverage.c: Likewise.
17238 * dbxout.c: Likewise.
17239 * df-byte-scan.c: Likewise.
17240 * df-core.c: Likewise.
17241 * df-problems.c: Likewise.
17242 * df-scan.c: Likewise.
17244 * dominance.c: Likewise.
17245 * domwalk.c: Likewise.
17247 * dwarf2out.c: Likewise.
17248 * emit-rtl.c: Likewise.
17249 * et-forest.c: Likewise.
17250 * function.c: Likewise.
17251 * function.h: Likewise.
17253 * gcov-io.c: Likewise.
17254 * gcov.c: Likewise.
17255 * gcse.c: Likewise.
17256 * genattrtab.c: Likewise.
17257 * ggc-page.c: Likewise.
17258 * gimplify.c: Likewise.
17259 * gthr-lynx.h: Likewise.
17260 * haifa-sched.c: Likewise.
17261 * ipa-cp.c: Likewise.
17262 * ipa-inline.c: Likewise.
17263 * ipa-prop.h: Likewise.
17264 * ipa-pure-const.c: Likewise.
17265 * ipa-struct-reorg.c: Likewise.
17266 * ipa-struct-reorg.h: Likewise.
17267 * ipa-type-escape.c: Likewise.
17269 * loop-doloop.c: Likewise.
17270 * mips-tfile.c: Likewise.
17271 * mkmap-flat.awk: Likewise.
17272 * mkmap-symver.awk: Likewise.
17273 * modulo-sched.c: Likewise.
17274 * omp-low.c: Likewise.
17275 * optabs.c: Likewise.
17276 * optabs.h: Likewise.
17277 * opts.c: Likewise.
17278 * passes.c: Likewise.
17279 * postreload-gcse.c: Likewise.
17280 * postreload.c: Likewise.
17281 * predict.c: Likewise.
17282 * pretty-print.h: Likewise.
17283 * profile.c: Likewise.
17284 * protoize.c: Likewise.
17285 * ra-conflict.c: Likewise.
17286 * real.c: Likewise.
17287 * recog.c: Likewise.
17288 * regclass.c: Likewise.
17289 * regs.h: Likewise.
17290 * reload.c: Likewise.
17291 * rtl-error.c: Likewise.
17292 * rtlanal.c: Likewise.
17293 * scan.h: Likewise.
17294 * sched-rgn.c: Likewise.
17296 * stmt.c: Likewise.
17297 * target.h: Likewise.
17298 * tree-dfa.c: Likewise.
17299 * tree-eh.c: Likewise.
17300 * tree-flow-inline.h: Likewise.
17301 * tree-inline.c: Likewise.
17302 * tree-into-ssa.c: Likewise.
17303 * tree-loop-distribution.c: Likewise.
17304 * tree-nested.c: Likewise.
17305 * tree-parloops.c: Likewise.
17306 * tree-pass.h: Likewise.
17307 * tree-pretty-print.c: Likewise.
17308 * tree-profile.c: Likewise.
17309 * tree-scalar-evolution.c: Likewise.
17310 * tree-sra.c: Likewise.
17311 * tree-ssa-alias-warnings.c: Likewise.
17312 * tree-ssa-ccp.c: Likewise.
17313 * tree-ssa-coalesce.c: Likewise.
17314 * tree-ssa-dom.c: Likewise.
17315 * tree-ssa-dse.c: Likewise.
17316 * tree-ssa-forwprop.c: Likewise.
17317 * tree-ssa-live.c: Likewise.
17318 * tree-ssa-live.h: Likewise.
17319 * tree-ssa-loop-im.c: Likewise.
17320 * tree-ssa-loop-ivopts.c: Likewise.
17321 * tree-ssa-loop-niter.c: Likewise.
17322 * tree-ssa-loop-prefetch.c: Likewise.
17323 * tree-ssa-phiopt.c: Likewise.
17324 * tree-ssa-phiprop.c: Likewise.
17325 * tree-ssa-sccvn.c: Likewise.
17326 * tree-ssa-ter.c: Likewise.
17327 * tree-ssa-threadupdate.c: Likewise.
17328 * tree-ssa.c: Likewise.
17329 * tree-vect-analyze.c: Likewise.
17330 * tree-vect-transform.c: Likewise.
17331 * tree-vectorizer.c: Likewise.
17332 * tree-vn.c: Likewise.
17333 * tree-vrp.c: Likewise.
17334 * tree.c: Likewise.
17335 * tree.def: Likewise.
17336 * tree.h: Likewise.
17337 * unwind-dw2-fde.c: Likewise.
17338 * unwind.inc: Likewise.
17339 * value-prof.c: Likewise.
17340 * vmsdbgout.c: Likewise.
17342 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17344 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17345 always place FP constants in the TOC for TARGET_POWERPC64.
17346 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17348 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17350 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17351 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17352 enable for TARGET_E500_DOUBLE.
17353 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17354 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17355 floating-point modes like integer modes for E500 double.
17356 (rs6000_legitimate_offset_address_p): Likewise.
17357 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17358 addressing for DDmode for E500 double.
17359 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17360 modes as using 64-bits of registers for E500 double.
17361 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17362 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17363 specially for E500 double.
17364 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17365 TDmode for E500 double.
17366 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17367 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17368 (rs6000_split_multireg_move): Do not handle TDmode specially for
17370 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17371 using 64-bit registers for E500 double.
17372 (emit_frame_save): Do not handle DDmode specially for E500 double.
17373 (gen_frame_mem_offset): Likewise.
17374 (rs6000_function_value): Do not call spe_build_register_parallel
17375 for DDmode or TDmode.
17376 (rs6000_libcall_value): Likewise.
17377 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17378 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17381 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17383 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17386 2008-06-04 Junjie Gu <jgu@tensilica.com>
17388 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17389 comparison for frame pointers.
17391 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17394 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17396 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17399 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17400 register is already smaller or equal to required mode.
17402 2008-06-04 Xinliang David Li <davidxl@google.com>
17404 * tree-call-cdce.c: New file.
17405 (cond_dead_built_in_calls): New static variable.
17406 (input_domain): New struct.
17407 (check_pow): New function.
17408 (check_builtin_call): Ditto.
17409 (check_target_format): Ditto.
17410 (is_call_dce_candidate): Ditto.
17411 (gen_one_condition): Ditto.
17412 (gen_conditions_for_domain): Ditto.
17413 (get_domain): Ditto.
17414 (gen_conditions_for_pow_cst_base): Ditto.
17415 (gen_conditions_for_pow_int_base): Ditto.
17416 (gen_conditions_for_pow): Ditto.
17417 (get_no_error_domain): Ditto.
17418 (gen_shrink_wrap_conditions): Ditto.
17419 (shrink_wrap_one_built_in_call): Ditto.
17420 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17421 (tree_call_cdce): Ditto.
17422 (gate_call_cdce): Ditto.
17423 (pass_call_cdce): New gimple pass.
17424 * passes.c: (init_optimization_passes): New pass.
17425 * tree-pass.h: New pass declaration.
17426 * opts.c (decode_options): New flag setting.
17427 * common.opt: Add -ftree-builtin-call-dce flag.
17428 * Makefile.in: Add new source file.
17429 * tempvar.def: New tv_id.
17430 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17432 2008-06-04 Richard Guenther <rguenther@suse.de>
17434 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17435 (is_call_clobbered): Always check var_ann->call_clobbered.
17436 (mark_call_clobbered): Always set var_ann->call_clobbered.
17437 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17438 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17439 (reset_alias_info): Clear call clobbering info on MTAGs and
17441 (set_pt_anything): Set pt_global_mem.
17442 (create_tag_raw): Adjust comment.
17443 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17445 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17446 Maxim Kuvyrkov <maxim@codesourcery.com>
17448 * config/m68k/m68k.opt (mxgot): New option.
17449 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17450 (m68k_output_addr_const_extra): New.
17451 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17452 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17453 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17454 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17456 2008-06-04 Richard Guenther <rguenther@suse.de>
17458 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17459 negative or non-representable offsets.
17461 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17463 * config/i386/i386.c (ix86_gen_leave): New.
17464 (ix86_gen_pop1): Likewise.
17465 (ix86_gen_add3): Likewise.
17466 (ix86_gen_sub3): Likewise.
17467 (ix86_gen_sub3_carry): Likewise.
17468 (ix86_gen_one_cmpl2): Likewise.
17469 (ix86_gen_monitor): Likewise.
17470 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17471 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17472 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17473 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17474 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17475 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17476 (ix86_expand_epilogue): Updated.
17477 (print_operand): Handle integer register operand for 'z'.
17478 (ix86_expand_strlensi_unroll_1): Likewise.
17479 (ix86_expand_strlen): Likewise.
17480 (ix86_expand_builtin): Likewise.
17481 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17482 mov{q}/mov{l} and add{q}/add{l}.
17484 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17486 * config/i386/i386.md (P): New mode iterator.
17487 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17488 using P mode iterator.
17489 (DFmode push_operand splitter): Ditto.
17490 (XFmode push_operand splitter): Ditto.
17491 (DFmode float_extend SFmode push_operand splitter): Ditto.
17492 (XFmode float_extend SFmode push_operand splitter): Do not generate
17493 SImode pushes for 64bit target. Macroize Dimode and SImode
17494 pushes using P mode iterator.
17495 (XFmode float_extend DFmode push_operand splitter): Ditto.
17497 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17499 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17500 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17501 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17502 return type to int.
17503 (ix86_call_abi_override): Remove check for call_used_regs.
17505 2008-06-03 Richard Guenther <rguenther@suse.de>
17507 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17508 for the lhs of calls if the return type contains pointers.
17510 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17512 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17513 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17514 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17515 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17516 of cfun and DEFAULT_ABI to deceide abi mode.
17517 (DEFAULT_ABI): New.
17518 (REG_PARM_STACK_SPACE): Removed.
17519 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17520 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17521 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17522 (ix86_function_abi): Likewise.
17523 (ix86_function_type_abi): Likewise.
17524 (ix86_call_abi_override): Likewise.
17525 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17526 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17527 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17528 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17530 (X86_64_REGPARM_MAX): New.
17531 (X86_64_SSE_REGPARM_MAX): New.
17532 (X64_REGPARM_MAX): New.
17533 (X64_SSE_REGPARM_MAX): New.
17534 (X86_32_REGPARM_MAX): New.
17535 (X86_32_SSE_REGPARM_MAX): New.
17536 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17537 (ix86_function_regparm): Handle user calling abi.
17538 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17539 by DEFAULT_ABI versus SYSV_ABI check.
17540 (ix86_reg_parm_stack_space): New.
17541 (ix86_function_type_abi): New.
17542 (ix86_call_abi_override): New.
17543 (ix86_function_abi): New.
17544 (ix86_cfun_abi): New.
17545 (init_cumulative_args): Call abi specific initialization.
17546 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17547 (function_arg_64): Extend SSE_REGPARM_MAX check.
17548 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17549 (ix86_pass_by_reference): Likewise.
17550 (ix86_function_value_regno_p): Likewise.
17551 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17552 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17553 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17554 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17555 (setup_incoming_varargs_64): Adjust regparm for call abi.
17556 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17557 (ix86_va_start): Likewise.
17558 (ix86_gimplify_va_arg): Likewise.
17559 (ix86_expand_prologue): Likewise.
17560 (output_pic_addr_const): Likewise.
17561 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17562 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17563 (x86_output_mi_thunk): Likewise.
17564 (x86_function_profiler): Likewise.
17565 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17566 (SYSV_ABI, MS_ABI): New constants.
17567 (DEFAULT_ABI): New.
17568 (init_regs): Add prototype of function in regclass.c file.
17569 (OVERRIDE_ABI_FORMAT): New.
17570 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17571 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17572 (OUTGOING_REG_PARM_STACK_SPACE): New.
17573 (ix86_reg_parm_stack_space): New prototype.
17574 (CUMULATIVE_ARGS): Add call_abi member.
17575 (machine_function): Add call_abi member.
17576 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17577 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17579 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17582 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17583 (avr_builtin_setjmp_frame_value): New function.
17584 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17585 (nonlocal_goto): Define.
17587 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17589 * config/mips/mips.c (mips_emit_loadgp): Return early if
17590 there is nothing do to, otherwise emit a blockage if
17591 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17592 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17594 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17596 * configure.ac: Drop unneeded backslash ending up in config.in.
17597 * acinclude.m4: Likewise.
17598 * config.in: Regenerate.
17600 2008-05-26 Jan Hubicka <jh@suse.cz>
17602 * predict.c (maybe_hot_frequency_p): Break out of...
17603 (maybe_hot_bb_p): ... here.
17604 (maybe_hot_edge_p): New.
17605 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17606 * basic-block.h (maybe_hot_edge_p): Declare.
17608 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17610 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17611 (*cmpfp_<mode>_cc): Ditto.
17612 (*fp_jcc_8<mode>_387): Ditto.
17613 (*fop_<MODEF:mode>_2_i387): Ditto.
17614 (*fop_<MODEF:mode>_3_i387): Ditto.
17615 (*fop_xf_2_i387): Ditto.
17616 (*fop_xf_3_i387): Ditto.
17618 2008-06-02 Tomas Bily <tbily@suse.cz>
17620 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17622 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17624 * config/mips/mips.c (mips_valid_offset_p): New function.
17625 (mips_valid_lo_sum_p): Likewise.
17626 (mips_classify_address): Use them.
17627 (mips_force_address): New function.
17628 (mips_legitimize_address): Use it.
17629 * config/mips/mips.md (MOVE128): New mode iterator.
17630 (movtf): Require TARGET_64BIT. Remove empty strings.
17631 (*movtf_internal): Rename to...
17632 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17633 of "R" and use {,fp}{load,store} attributes instead of "multi".
17634 Use a separate define_split.
17635 (*movtf_mips16): New pattern.
17637 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17639 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17640 * config/mips/mips.c (mips_expand_before_return): New function.
17641 (mips_expand_epilogue): Call it.
17642 * config/mips/mips.md (return): Turn into a define_expand.
17643 (*return): New insn.
17645 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17647 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17648 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17649 functions. Do not emit uses and clobbers of CONCATs; individually
17650 use and clobber their operands.
17651 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17652 gen_clobber, emit_use and gen_use.
17653 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17654 (expand_builtin_return): Likewise.
17655 * cfgbuild.c (count_basic_blocks): Likewise.
17656 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17657 * explow.c (emit_stack_restore): Likewise.
17658 * expmed.c (extract_bit_field_1): Likewise.
17659 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17660 (emit_move_multi_word, store_constructor): Likewise.
17661 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17662 (thread_prologue_and_epilogue_insns): Likewise.
17663 * lower-subreg.c (resolve_simple_move): Likewise.
17664 * optabs.c (widen_operand, expand_binop): Likewise.
17665 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17666 * reload.c (find_reloads): Likewise.
17667 * reload1.c (eliminate_regs_in_insn): Likewise.
17668 * stmt.c (expand_nl_goto_receiver): Likewise.
17669 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17670 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17671 * config/arm/arm.c (arm_load_pic_register): Likewise.
17672 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17673 * config/arm/arm.md (untyped_return): Likewise.
17674 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17675 * config/avr/avr.c (expand_prologue): Likewise.
17676 * config/bfin/bfin.c (do_unlink): Likewise.
17677 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17678 * config/cris/cris.c (cris_expand_prologue): Likewise.
17679 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17680 (machopic_legitimize_pic_address): Likewise.
17681 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17682 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17683 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17684 (ix86_expand_convert_uns_didf_sse): Likewise.
17685 (ix86_expand_vector_init_general): Likewise.
17686 * config/ia64/ia64.md (eh_epilogue): Likewise.
17687 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17688 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17689 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17690 (config/iq2000/iq2000.c): Likewise.
17691 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17692 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17693 (builtin_longjmp): Likewise.
17694 * config/mn10300/mn10300.md (call, call_value): Likewise.
17695 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17696 * config/pdp11/pdp11.md (abshi2): Likewise.
17697 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17698 * config/s390/s390.c (s390_emit_prologue): Likewise.
17699 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17700 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17701 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17702 * config/sh/sh.c (prepare_move_operands): Likewise.
17703 (output_stack_adjust, sh_expand_epilogue): Likewise.
17704 (sh_set_return_address, sh_expand_t_scc): Likewise.
17705 * config/sparc/sparc.c (load_pic_register): Likewise.
17706 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17707 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17708 * config/v850/v850.c (expand_epilogue): Likewise.
17710 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17712 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17713 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17714 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17715 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17716 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17717 stack pointer register.
17718 (output_movhi): Remove code for interrupt specific writing to the
17719 stack pointer register.
17721 2008-05-31 Richard Guenther <rguenther@suse.de>
17723 PR tree-optimization/34244
17724 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17725 (tree_expr_nonzero_warnv_p): Likewise.
17726 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17727 ssa_name_nonnegative_p.
17728 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17729 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17730 not tree_expr_nonzero_warnv_p.
17732 PR tree-optimization/36262
17734 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17736 PR tree-optimization/34244
17737 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17738 (record_numbers_of_iterations): New function.
17739 (execute_vrp): Cache the numbers of iterations of loops.
17740 * tree-scalar-evolution.c (scev_reset_except_niters):
17742 (scev_reset): Use scev_reset_except_niters.
17743 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17745 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17747 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17748 __WORKAROUND_RETS when appropriate.
17750 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17752 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17753 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17755 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17756 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17757 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17758 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17759 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17760 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17761 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17762 *fop_df_1_sse insn patterns using MODEF mode iterator.
17763 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17764 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17765 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17766 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17767 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17768 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17769 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17770 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17771 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17772 (*fop_xf_5_i387): Ditto.
17773 (*fop_xf_6_i387): Ditto.
17775 2008-05-30 Richard Guenther <rguenther@suse.de>
17777 * builtins.c (build_string_literal): Avoid generating
17778 a non-gimple_val result.
17780 2008-05-30 DJ Delorie <dj@redhat.com>
17782 * exec-tool.in: Use an environment variable (private) instead of a
17783 file (shared) as a semaphore, so as to not break parallel builds.
17785 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17787 * optabs.c (maybe_encapsulate_block): Remove.
17788 (emit_libcall_block): Adjust accordingly.
17789 * optabs.h (maybe_encapsulate_block): Remove prototype.
17791 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17792 Don't use maybe_encapsulate_block.
17794 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17796 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17797 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17798 rtx is a SYMBOL_REF before calling get_pool_constant.
17800 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17802 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17804 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17806 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17807 rather than OS names to choose INO_T_EQ definition.
17808 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17809 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17811 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17814 * config/darwin-f.c: New.
17815 * config/t-darwin: Added rule to build darwin-f.o.
17816 * config.gcc: Defined new variable, fortran_target_objs.
17817 (*-*-darwin*): Set fortran_target_objs.
17818 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17819 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17820 * configure: Regenerated.
17822 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17825 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17826 canonical type if needed.
17828 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17830 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17832 2008-05-29 Richard Guenther <rguenther@suse.de>
17834 PR tree-optimization/36343
17835 PR tree-optimization/36346
17836 PR tree-optimization/36347
17837 * tree-flow.h (clobber_what_p_points_to): Declare.
17838 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17839 pointed-to variable is dereferenced is irrelevant to whether
17840 the pointer can access the pointed-to variable.
17841 (clobber_what_p_points_to): New function.
17842 * tree-ssa-alias.c (set_initial_properties): Use it.
17843 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17844 call clobber check for NMTs.
17846 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17848 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17849 for printing gcov_type.
17851 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17853 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17854 and the eh region information.
17855 * value-prof.c (gimple_move_stmt_histograms): New function.
17856 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17858 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17860 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17862 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17864 * value-prof.c (tree_ic_transform): Print counts.
17865 * tree-profile.c (tree_gen_ic_func_profiler):
17866 Clear __gcov_indreict_call_callee variable to avoid misattribution
17869 2008-05-28 Rafael Espíndola <espindola@google.com>
17871 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17874 2008-05-28 Richard Guenther <rguenther@suse.de>
17876 PR tree-optimization/36339
17877 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17878 and clobbering code out of the loop.
17880 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17882 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17885 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17886 s390_contiguous_bitmask_p, s390_symref_operand_p,
17887 s390_check_symref_alignment, s390_reload_larl_operand,
17888 s390_reload_symref_address): New functions.
17889 (s390_branch_condition_mnemonic): Support compare and branch
17891 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17892 and 'W' constraints.
17893 (s390_secondary_reload): Add secondary reloads for unaligned
17894 symbol refs or symbol refs to floating point or QI/TI mode
17896 (legitimate_address_p): Accept symbol references as addresses.
17897 (s390_expand_insv): Use rotate and insert selected bits
17898 instruction for insv when building for z10.
17899 (print_operand_address): Handle symbol ref addresses.
17900 (print_operand): Output modifier 'c' added for signed byte values.
17901 (s390_encode_section_info): Mark symbol refs with
17902 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17904 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17905 (length attribute): RRF, RRR have 4 byte length.
17906 (FPALL, INTALL): New mode iterators added.
17907 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17908 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17909 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17910 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17911 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17912 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17913 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17914 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17916 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17917 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17918 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17919 reload<INTALL:mode><P:mode>_toreg_z10,
17920 reload<FPALL:mode><P:mode>_tomem_z10,
17921 reload<FPALL:mode><P:mode>_toreg_z10,
17922 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17923 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17924 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17925 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17927 (movmem, clrmem, cmpmem): New splitters added.
17929 * config/s390/predicates.md (larl_operand): Use
17930 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17931 SYMBOL_REF_ALIGN1_P.
17932 (s390_signed_integer_comparison,
17933 s390_unsigned_integer_comparison): New predicates.
17935 * config/s390/s390-protos.h (s390_check_symref_alignment,
17936 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17937 s390_reload_symref_address,
17938 s390_compare_and_branch_condition_mask): Prototypes added.
17940 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17941 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17942 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17944 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17946 * config/s390/s390.c (z10_cost): New cost function for z10.
17947 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17948 (s390_issue_rate): Adjust issue rate for z10.
17949 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17950 (processor_flags): Add PF_Z10.
17951 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17952 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17953 * gcc/config.gcc: Add z10.
17955 2008-05-28 Richard Guenther <rguenther@suse.de>
17957 PR tree-optimization/36291
17958 * tree-flow. h (struct gimple_df): Remove var_anns member.
17959 * tree-flow-inline.h (gimple_var_anns): Remove.
17960 (var_ann): Simplify.
17961 * tree-dfa.c (create_var_ann): Simplify.
17962 (remove_referenced_var): Clear alias info from var_anns of globals.
17963 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17964 (delete_tree_ssa): Clear alias info from var_anns of globals.
17965 Do not free var_anns.
17966 (var_ann_eq): Remove.
17967 (var_ann_hash): Likewise.
17969 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17971 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17972 and loongson2f entries.
17973 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17974 * config/mips/mips.h (processor_type): Add Loongson-2E
17975 and Loongson-2F entries.
17976 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17977 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17978 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17979 * doc/invoke.texi (MIPS Options): Document loongson2e
17980 and loongson2f processor names.
17982 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17986 * config/i386/i386.c (ix86_function_arg_boundary): Use
17987 alignment of canonical type.
17988 (ix86_expand_vector_move): Check unaligned memory access for
17991 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17993 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17994 Moved to the front of file.
17996 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17997 H.J. Lu <hongjiu.lu@intel.com>
17999 * dwarf2out.c (current_fde): New.
18001 (lookup_cfa:): Likewise.
18002 (dwarf2out_end_epilogue): Likewise.
18003 (dwarf2out_note_section_used): Likewise.
18005 2008-05-27 Michael Matz <matz@suse.de>
18008 * c.opt (Wenum-compare): New warning option.
18009 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18011 2008-05-27 Michael Matz <matz@suse.de>
18013 PR middle-end/36326
18014 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18016 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18017 into memory as tail calls.
18019 2008-05-27 Richard Guenther <rguenther@suse.de>
18021 PR tree-optimization/36339
18022 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18023 pointers cause all addressable variables to be call clobbered.
18025 2008-05-27 Richard Guenther <rguenther@suse.de>
18027 PR tree-optimization/36245
18028 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18030 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18032 * config/s390/s390.md: Replace all occurences of the 'm'
18033 constraint with 'RT'.
18035 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18037 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18039 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18041 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18042 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18043 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18045 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18047 * reload.c: (find_reloads): Skip alternatives according to the
18048 "enabled" attribute. Constify the constraint variable.
18049 * recog.c (get_attr_enabled): Add default implementation.
18050 (extract_insn): Set the alternative_enabled_p array
18051 in the recog_data struct.
18052 (preprocess_constraints, constrain_operands): Skip
18053 alternatives according to the "enabled" attribute
18054 * recog.h (struct recog_data): New field alternative_enabled_p.
18055 (skip_alternative): New inline function.
18056 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18057 (record_reg_classes): Skip alternative according to the
18058 "enabled" attribute.
18060 * doc/md.texi: Add documention for the "enabled" attribute.
18062 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18064 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18065 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18066 constraint with TARGET_MEM_CONSTRAINT.
18067 * recog.c (asm_operand_ok, preprocess_constraints,
18068 constrain_operands): Likewise.
18069 * regclass.c (record_reg_classes): Likewise.
18070 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18071 * reload1.c (maybe_fix_stack_asms): Likewise.
18072 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18073 * recog.h: Adjust comment.
18074 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18075 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18076 * doc/md.texi: Add a note to description of 'm' constraint.
18077 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18079 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18081 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18082 that the bitfield is of integral type before testing its precision.
18084 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18085 Sa Liu <saliu@de.ibm.com>
18087 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18088 __modti3, __udivti3, __umodti3 and __udivmodti4.
18089 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18090 that implement TImode mul and div functions.
18091 * config/spu/multi3.c: New. Implement __multi3.
18092 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18093 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18096 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18098 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18099 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18100 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18101 tls_sysv_suffix): New mode and mode attribute iterators.
18102 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18103 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18104 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18105 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18106 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18109 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18111 PR tree-optimization/36329
18112 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18113 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18114 * cgraphbuild.c (initialize_inline_failed): Use the latter
18115 macro in lieu of the former.
18116 * ipa-inline.c (cgraph_mark_inline): Likewise.
18117 (cgraph_decide_inlining_of_small_function): Likewise.
18118 (cgraph_decide_inlining): Likewise.
18119 (cgraph_decide_inlining_incrementally): Likewise.
18121 2008-05-26 Tristan Gingold <gingold@adacore.com>
18122 Anatoly Sokolov <aesok@post.ru>
18124 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18125 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18126 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18127 optimization for 'avr6' architecture.
18129 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18132 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18134 2008-05-26 Richard Guenther <rguenther@suse.de>
18136 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18137 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18139 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18141 PR middle-end/36253
18142 * caller-save.c (insert_restore): Verify alignment of spill space.
18143 (insert_save): Likewise.
18144 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18145 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18146 (STACK_SLOT_ALIGNMENT): Likewise.
18147 * function.c (LOCAL_ALIGNMENT): Removed.
18148 (get_stack_local_alignment): New.
18149 (assign_stack_local): Use it. Set alignment on stack slot.
18150 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18151 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18152 (STACK_SLOT_ALIGNMENT): New.
18153 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18154 stack slot in XFmode.
18156 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18158 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18161 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18162 argument operand in rax isn't removed.
18164 2008-05-26 Richard Guenther <rguenther@suse.de>
18166 PR middle-end/36300
18167 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18168 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18170 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18173 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18175 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18177 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18178 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18180 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18182 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18183 build a trampoline if we don't want one.
18184 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18185 return zero for nested functions if we don't want a trampoline.
18187 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18189 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18191 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18194 * c.opt: Removed undocumented option '-lang-fortran'.
18195 * c-common.h: Removed global variable 'lang_fortran'.
18196 * c-opts.c (c_common_handle_option): Removed code to handle
18197 option '-lang-fortran'. Updated includes.
18198 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18199 definition of '__GFORTRAN__'.
18200 (define__GNUC__): Reimplemented to use BASEVER and
18201 cpp_define_formatted.
18202 (builtin_define_with_value_n): Removed.
18203 * c-incpath.h: Renamed to ...
18204 * incpath.h: ... this.
18205 * c-incpath.c: Renamed to ...
18206 * incpath.c: ... this. Updated includes.
18207 * fix-header.c: Updated includes.
18208 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18209 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18210 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18212 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18214 * tree.h: Update the table of flags used on tree nodes.
18215 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18216 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18217 (FORCED_LABEL): Add access check.
18218 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18219 (ASM_INPUT_P): Likewise.
18220 (ASM_VOLATILE_P): Likewise.
18221 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18222 (OMP_SECTION_LAST): Access private_flag directly.
18223 (OMP_RETURN_NOWAIT): Likewise.
18224 (OMP_PARALLEL_COMBINED): Likewise.
18225 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18226 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18227 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18228 deprecated_flag directly.
18230 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18232 * final.c (frame_pointer_needed): Removed.
18233 * flags.h (frame_pointer_needed): Likewise.
18235 * function.h (rtl_data): Add frame_pointer_needed.
18236 (frame_pointer_needed): New.
18238 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18240 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18242 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18244 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18247 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18249 * c-common.c (strip_array_types): Move function to..
18251 (get_inner_array_type): Delete.
18252 * c-common.h (strip_array_types): Move declaration to..
18254 (get_inner_array_type): Delete.
18255 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18256 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18257 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18258 * config/pa/pa.c (emit_move_sequence): Likewise.
18260 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18262 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18265 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18267 * function.c: Include target hook for nonlocal_goto frame value.
18269 2008-05-24 Richard Guenther <rguenther@suse.de>
18271 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18272 variable can be only accessed through a pointer or a union.
18274 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18276 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18277 * doc/extend.texi: Likewise.
18279 2008-05-23 DJ Delorie <dj@redhat.com>
18281 * config/m32c/jump.md (untyped_call): Add.
18283 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18284 for A24 to PSImode.
18285 (m32c_address_cost): Detail costs for indirect offsets.
18287 2008-05-23 Rafael Espíndola <espindola@google.com>
18289 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18290 if a node is a SUBREG.
18291 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18294 2008-05-23 Paul Brook <paul@codesourcery.com>
18295 Carlos O'Donell <carlos@codesourcery.com>
18297 * doc/extend.texi: Clarify use of __attribute__((naked)).
18298 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18299 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18300 * function.c (use_register_for_decl): Use
18301 targetm.calls.allocate_stack_slots_for_args.
18302 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18303 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18304 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18306 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18308 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18310 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18312 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18313 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18314 is only rounded once.
18316 2008-05-23 Richard Guenther <rguenther@suse.de>
18318 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18320 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18321 Jakub Jelinek <jakub@redhat.com>
18324 * configure.ac: Handle --enable-cld.
18325 * configure: Regenerated.
18326 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18327 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18328 (ix86_current_function_needs_cld): New define.
18329 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18330 (cld): New isns pattern.
18331 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18332 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18333 * config/i386/i386.opt (mcld): New option.
18334 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18335 TARGET_CLD and ix86_current_function_needs_cld.
18336 (override_options): Use -mcld by default for 32-bit code if
18339 * doc/install.texi (Options specification): Document --enable-cld.
18340 * doc/invoke.texi (Machine Dependent Options)
18341 [i386 and x86-64 Options]: Add -mcld option.
18342 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18344 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18345 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18346 (return_in_memory_64): Likewise.
18347 (return_in_memory_ms_64): Likewise.
18349 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18351 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18352 * builtins.c (fold_builtin_fpclassify): New.
18353 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18354 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18355 * c-common.c (handle_type_generic_attribute): Adjust to accept
18356 fixed arguments before an elipsis.
18357 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18358 * doc/extend.texi: Document __builtin_fpclassify.
18360 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18362 * omp-low.c (gate_expand_omp_ssa): Remove.
18363 (pass_expand_omp_ssa): Remove.
18364 (gate_expand_omp): Do not check for flag_openmp_ssa.
18365 * common.opt (-fopenmp-ssa): Remove.
18366 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18368 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18370 * config/sh/sh.opt (mfixed-range): New option.
18371 * config/sh/sh-protos.h (sh_fix_range): Declare.
18372 * config/sh/sh.c (sh_fix_range): New function.
18373 * config/sh/sh.h (sh_fixed_range_str): Declare.
18374 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18376 * doc/invoke.texi (SH Options): Document -mfixed-range.
18378 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18380 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18381 it before the redeclaration.
18383 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18385 * config/avr/avr.c (get_sequence_length): Add new function.
18386 (expand_prologue, expand_epilogue): Remove duplicate code.
18388 2008-05-22 Rafael Espíndola <espindola@google.com>
18390 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18393 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18395 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18396 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18398 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18399 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18400 (vect_update_misalignment_for_peel): Likewise.
18401 (vector_alignment_reachable_p): Likewise.
18402 * tree-vect-transform.c (vectorizable_load): Likewise.
18403 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18404 (get_vectype_for_scalar_type): Pass mode of scalar_type
18405 to UNITS_PER_SIMD_WORD.
18407 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18408 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18409 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18410 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18411 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18413 2008-05-22 Ira Rosen <irar@il.ibm.com>
18415 PR tree-optimization/36293
18416 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18417 if the first load must be skipped because of a gap.
18419 2008-05-22 Richard Guenther <rguenther@suse.de>
18421 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18422 more cases of offset disambiguation that is possible if
18423 strict-aliasing rules apply.
18424 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18425 for basic offset and type-based disambiguation.
18427 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18429 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18430 ix86_expand_vector_set on V16QImode for SSE4.1.
18432 2008-05-21 Tom Tromey <tromey@redhat.com>
18434 * c.opt (Wimport): Mark as undocumented.
18435 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18437 (Warning Options): Likewise.
18438 * doc/cppopts.texi: Don't mention -Wimport.
18440 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18442 PR tree-optimization/36287
18443 PR tree-optimization/36286
18444 * lambda-code.c (build_access_matrix): Do not use the loop->num
18445 for computing the number of induction variables: use the loop depth
18448 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18451 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18452 option -f(no-)leading-underscore.
18454 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18456 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18457 GET_MODE_NUNITS (mode).
18459 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18461 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18462 (-mmulhw): Add 464 to description.
18463 (-mdlmzb): Likewise.
18464 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18465 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18467 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18468 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18469 * config/rs6000/rs6000.md: Update comments for 464.
18471 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18473 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18475 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18477 * config/i386/sse.md (vec_extractv4sf): Removed.
18478 (vec_extractv2df): Likewise.
18479 (vec_extractv2di): Likewise.
18480 (vec_extractv4si): Likewise.
18481 (vec_extractv8hi): Likewise.
18482 (vec_extractv16qi): Likewise.
18483 (vec_extract<mode>): New.
18485 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18487 * config/i386/sse.md (vec_setv4sf): Removed.
18488 (vec_setv2df): Likewise.
18489 (vec_setv2di): Likewise.
18490 (vec_setv4si): Likewise.
18491 (vec_setv8hi): Likewise.
18492 (vec_setv16qi): Likewise.
18493 (vec_set<mode>): New.
18495 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18497 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18498 goto for vec_concat and vec_interleave.
18500 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18502 * config/i386/sse.md (vec_initv4sf): Removed.
18503 (vec_initv2df): Likewise.
18504 (vec_initv2di): Likewise.
18505 (vec_initv4si): Likewise.
18506 (vec_initv8hi): Likewise.
18507 (vec_initv16qi): Likewise.
18508 (vec_init<mode>): New.
18510 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18512 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18514 2008-05-21 Tom Tromey <tromey@redhat.com>
18516 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18517 (zone_find_object_offset): Likewise.
18518 (gt_ggc_m_S): Likewise.
18519 (highest_bit): Likewise.
18520 * ggc-page.c (gt_ggc_m_S): New function.
18521 * stringpool.c (string_stack): Remove.
18522 (init_stringpool): Update.
18523 (ggc_alloc_string): Use ggc_alloc.
18524 (maybe_delete_ident): New function.
18525 (ggc_purge_stringpool): Likewise.
18526 (gt_ggc_m_S): Remove.
18527 * ggc-common.c (ggc_protect_identifiers): New global.
18528 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18529 ggc_protect_identifiers.
18530 * ggc.h (ggc_protect_identifiers): Declare.
18531 (gt_ggc_m_S): Update.
18532 (ggc_purge_stringpool): Declare.
18533 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18534 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18536 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18538 2008-05-21 David S. Miller <davem@davemloft.net>
18540 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18543 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18545 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18548 2008-05-20 David Daney <ddaney@avtrex.com>
18550 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18551 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18552 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18553 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18554 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18555 (atomic_hiqi_op): New define_code_iterator.
18556 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18557 mips_expand_compare_and_swap_12.
18558 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18559 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18560 (sync_<optab><mode>, sync_old_<optab><mode>,
18561 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18562 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18563 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18564 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18565 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18566 (test_and_set_12): New insn.
18567 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18568 sync_new_<optab><mode>, sync_old_nand<mode>,
18569 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18570 clobber to operand 0 for SI and DI mode insns.
18571 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18572 mips_gen_fn_4): New typedefs.
18573 (mips_gen_fn_ptrs): Define new union type.
18574 (mips_expand_compare_and_swap_12): Remove declaration.
18575 (mips_expand_atomic_qihi): Declare function.
18576 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18577 (mips_expand_atomic_qihi): ... this. Use new generator function
18579 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18580 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18581 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18582 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18583 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18584 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18585 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18586 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18587 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18588 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18591 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18593 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18596 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18598 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18599 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18600 (avr_attribute_table): Add 'OS_main' function attribute.
18601 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18602 functions with 'OS_main' attribute.
18604 2008-05-20 Richard Guenther <rguenther@suse.de>
18606 PR tree-optimization/35204
18607 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18608 helper, split out from ...
18609 (DFS): ... here. Make the DFS walk non-recursive.
18611 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18612 Jan Sjodin <jan.sjodin@amd.com>
18614 PR tree-optimization/36181
18615 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18616 (parallelize_loops): Don't parallelize when the loop has vector
18619 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18620 Sebastian Pop <sebastian.pop@amd.com>
18622 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18623 matrix, and never look at the tree representation of the memory
18625 (linear_transform_loops): Computes parameters and access matrices.
18626 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18628 (access_matrix_get_index_for_parameter): New.
18629 * tree-data-ref.h (struct access_matrix): New.
18630 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18631 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18632 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18633 am_vector_index_for_loop): New.
18634 (struct data_reference): Add field access_matrix.
18635 (DR_ACCESS_MATRIX): New.
18636 (compute_data_dependences_for_loop): Update declaration.
18637 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18638 * lambda.h (lambda_vector_vec_p): Declared.
18639 * lambda-code.c: Depend on pointer-set.h.
18640 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18641 av_for_af_base, av_for_af, build_access_matrix,
18642 lambda_compute_access_matrices): New.
18643 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18645 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18647 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18648 $SOURCEDIR/include.
18650 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18651 Sebastian Pop <sebastian.pop@amd.com>
18653 PR tree-optimization/36206
18654 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18656 (instantiate_scev_1): Rename flags to fold_conversions.
18657 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18658 outeside instantiation_loop.
18659 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18660 (evolution_function_is_affine_or_constant_p): Removed.
18661 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18663 (analyze_siv_subscript): Pass in the loop nest number.
18664 Call evolution_function_is_affine_in_loop instead of
18665 evolution_function_is_affine_p.
18666 (analyze_overlapping_iterations): Pass in the loop nest number.
18668 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18669 Sebastian Pop <sebastian.pop@amd.com>
18671 PR tree-optimization/36206
18672 * tree-chrec.h (chrec_fold_op): New.
18673 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18676 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18678 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18680 (remove_duplicates): Do not set inode on non-inode systems.
18683 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18685 * config.gcc (tm_file): Update comments about relative pathnames.
18687 2008-05-20 Richard Guenther <rguenther@suse.de>
18689 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18690 * tree-ssa-sccvn.c (process_scc): Likewise.
18691 * tree-ssa-sink.c (execute_sink_code): Likewise.
18692 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18693 * tree-vrp.c (process_assert_insertions): Likewise.
18694 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18695 (perform_tree_ssa_dce): Likewise.
18696 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18697 (dump_dominator_optimization_stats): Likewise.
18698 * tree-vectorizer.c (vectorize_loops): Likewise.
18700 2008-05-20 Richard Guenther <rguenther@suse.de>
18702 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18704 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18706 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18707 (ix86_i386elf_return_in_memory): Likewise.
18708 (ix86_i386interix_return_in_memory): Likewise.
18709 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18710 (SUBTARGET_RETURN_IN_MEMORY): New.
18711 * config/i386/i386elf.h: Likewise.
18712 * config/i386/ptx4-i.h: Likewise.
18713 * config/i386/sol2-10.h: Likewise.
18714 * config/i386/sysv4.h: Likewise.
18715 * config/i386/vx-common.h: Likewise.
18716 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18717 * config/i386/i386.c (ix86_return_in_memory): Made static and
18718 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18719 (ix86_i386elf_return_in_memory): Removed.
18720 (ix86_i386interix_return_in_memory): Removed.
18721 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18722 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18724 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18726 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18728 2008-05-19 Xinliang David Li <davidxl@google.com>
18730 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18732 * common.opt: Ditto.
18733 * doc/invoke.texi: Ditto.
18735 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18737 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18738 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18740 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18742 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18743 sizes of operand array from 8/4 to 4/2.
18744 (ix86_expand_vector_init_general): Change size of operand array
18745 from 32 to 16. Remove op0, op1 and half_mode.
18747 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18749 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18750 (ix86_expand_vector_init_interleave): Likewise.
18751 (ix86_expand_vector_init_general): Use them. Assert
18752 word_mode == SImode when n_words == 4.
18754 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18756 * config/i386/i386.c (ix86_secondary_reload): New static function.
18757 (TARGET_SECONDARY_RELOAD): New define.
18758 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18759 * config/i386/i386.md (reload_outqi): Remove.
18761 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18763 PR middle-end/35509
18764 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18765 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18766 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18767 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18768 (fold_builtin_1): Likewise.
18769 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18770 c-common.c (check_builtin_function_arguments): Handle
18771 BUILT_IN_ISINF_SIGN.
18772 * doc/extend.texi: Document __builtin_isinf_sign.
18773 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18775 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18777 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18778 EH cleanup at the end of the pass, search for those that have been
18779 turned into forwarder blocks and do the cleanup on their successor.
18781 2008-05-18 Richard Guenther <rguenther@suse.de>
18783 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18784 pointers to sizetype and vice versa.
18786 2008-05-18 Xinliang David Li <davidxl@google.com>
18788 * gcc/tree-ssa-dce.c: Coding style fix.
18789 (check_pow): Documentation comment.
18790 (check_log): Documenation comment. Coding style fix.
18791 (is_unnecessary_except_errno_call): Ditto.
18792 (gen_conditions_for_pow): Ditto.
18793 (gen_conditions_for_log): Ditto.
18794 (gen_shrink_wrap_conditions): Ditto.
18795 (shrink_wrap_one_built_in_calls): Ditto.
18796 * gcc/doc/invoke.texi: Better documentation string.
18797 * ChangeLog: Fix wrong change log entries from
18798 May 17 checkin on function call DCE.
18800 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18802 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18804 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18806 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18807 * df-problems.c (simulation routines): Fixed block comment to
18808 properly say how to add forwards scanning functions.
18810 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18812 * tree-inline.c (setup_one_parameter): Remove dead code.
18814 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18816 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18817 a BIT_AND_EXPR only for an INTEGER_TYPE.
18819 2008-05-17 Xinliang David Li <davidxl@google.com>
18821 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18822 (check_pow, check_log, is_unnecessary_except_errno_call): New
18823 functions to check for eliminating math functions that are pure
18824 except for setting errno.
18825 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18826 general condition expressions for shrink-wrapping pow/log calls.
18827 (gen_shrink_wrap_conditions): Ditto.
18828 (shrink_wrap_one_built_in_call): Ditto.
18829 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18830 (mark_operand_necessary): If debugging, output if OP is necessary.
18831 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18833 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18835 * gcc/common.opt: New user flag -ftree-builtin-dce.
18836 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18838 2008-05-16 David S. Miller <davem@davemloft.net>
18840 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18841 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18843 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18846 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18848 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18850 * ifcvt.c (dead_or_predicable): Rename
18851 df_simulate_one_insn_backwards to df_simulate_one_insn.
18852 * recog.c (peephole2_optimize): Ditto.
18853 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18855 * df.h: Rename df_simulate_one_insn_backwards to
18856 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18857 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18858 scanning of defs and uses.
18859 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18860 (df_simulate_one_insn_forwards): Removed.
18862 2008-05-16 Doug Kwan <dougkwan@google.com>
18864 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18866 (real_from_string): Handle NaNs and Inf as approriate.
18868 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18870 * doc/gty.texi (Source Files Containing Type Information): Note
18871 that headers should appear first in the gtfiles list.
18873 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18875 * tree.def (COND_EXEC): Properly documented this code.
18877 2008-05-16 Diego Novillo <dnovillo@google.com>
18879 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18880 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18883 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18885 * tree-ssa-dse (max_stmt_uid): Removed.
18886 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18887 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18888 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18889 * function.h (cfun.last_stmt_uid): New field.
18890 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18891 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18893 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18894 (create_stmt_ann): Initialize the ann->uid field.
18895 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18897 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18899 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18901 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18902 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18903 (init_empty_tree_cfg): Call it.
18905 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18907 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18910 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18912 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18913 * tree-dump.c (dump_options): New verbose option.
18914 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18916 * tree-pass.h (TDF_VERBOSE): New dump flag.
18917 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18918 (tree-flow.h): Added include.
18919 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18921 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18923 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18925 From Jie Zhang <jie.zhang@analog.com>
18926 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18927 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18928 mcpu=bf561-none and mcpu=bf561-0.2.
18929 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18930 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18931 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18932 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18933 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18934 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18935 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18937 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18938 (cputype_selected): Remove.
18939 (bfin_handle_option): Don't use cputype_selected.
18940 (override_options): When no mcpu option, enable all workarounds.
18941 Don't use bfin_workarounds.
18942 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18944 (DEFAULT_CPU_TYPE): Don't define.
18946 2008-05-16 Richard Guenther <rguenther@suse.de>
18948 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18949 on deletion of the last stmt.
18951 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18953 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18954 V8HImode for SSE2 and V16QImode for SSE4.1.
18956 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18958 * cgraph.h (compute_inline_parameters): Made public.
18959 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18960 variable_generate_summary, function_write_summary,
18961 variable_write_summary, variable_read_summary. Added generate_summary,
18962 write_summary, read_summary.
18963 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18964 pass_ipa_inline.function_generate_summary, to
18965 compute_inline_parameters.
18966 * ipa-inline.c (compute_inline_parameters): Made public and added
18968 (compute_inline_parameters_for_current): New function.
18969 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18970 (inline_generate_summary): Removed parameter and made to loop over
18972 (pass_ipa_inline): Updated for new IPA_PASS structure.
18973 * passes.c (execute_ipa_summary_passes): Now is called once per
18974 pass rather than once per node*pass.
18976 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18978 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18979 avr_have_mul_p, avr_asm_only_p): Remove variables.
18980 (avr_override_options): Remove initialization of removed variables.
18981 (avr_file_start): Convert removed variables to fields of
18982 'struct base_arch_s *avr_current_arch'.
18983 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18984 (AVR_HAVE_MUL): (Ditto.).
18985 (AVR_HAVE_MOVW): (Ditto.).
18986 (AVR_HAVE_LPMX): (Ditto.).
18987 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18988 avr_asm_only_p): Remove declaration.
18990 2008-05-15 Diego Novillo <dnovillo@google.com>
18992 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18993 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18995 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18997 PR middle-end/36194
18998 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18999 Don't call record_truncated_value from here.
19000 (record_truncated_value): Turn it into a for_each_rtx callback.
19001 (record_truncated_values): New function.
19002 (combine_instructions): Call note_uses with record_truncated_values.
19003 Change name of check_conversion to check_promoted_subreg.
19005 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19007 * doc/sourcebuild.texi: Document support for torture tests.
19009 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19011 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19012 to alternative 4 of operand 2.
19014 2008-05-15 Richard Guenther <rguenther@suse.de>
19016 * tree-pass.h (current_pass): Declare.
19017 (get_pass_for_id): Likewise.
19018 * passes.c (passes_by_id, passes_by_id_size): New globals.
19019 (set_pass_for_id): New function.
19020 (get_pass_for_id): Likewise.
19021 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19022 (execute_function_todo): Flush per function statistics.
19023 * toplev.c (compile_file): Init statistics.
19024 (general_init): Do early statistics initialization.
19025 (finalize): Finish statistics.
19026 * statistics.h (statistics_early_init): Declare.
19027 (statistics_init): Likewise.
19028 (statistics_fini): Likewise.
19029 (statistics_fini_pass): Likewise.
19030 (statistics_counter_event): Likewise.
19031 (statistics_histogram_event): Likewise.
19032 * statistics.c: New file.
19033 * Makefile.in (OBJS-common): Add statistics.o.
19034 (statistics.o): Add dependencies.
19035 * doc/invoke.texi (-fdump-statistics): Document.
19037 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19038 (insert): Likewise.
19039 (execute_pre): Use statistics_counter_event.
19040 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19041 (substitute_and_fold): Increment it. Use statistics_counter_event.
19043 2008-05-15 Diego Novillo <dnovillo@google.com>
19045 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19047 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19048 * tree-ssa-alias.c (new_type_alias): Remove references to
19049 sub-variables from comment.
19050 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19052 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19054 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19055 attribute to 1 only for insertps alternative.
19057 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19059 * config/bfin/bfin.md (loadbytes): New pattern.
19060 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19061 (bfin_init_builtins): Initialize it.
19062 (bdesc_1arg): Add it.
19064 2008-05-15 Sa Liu <saliu@de.ibm.com>
19066 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19067 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19068 * testsuite/lib/target-supports.exp: Add
19069 check_effective_target_fortran_integer_16.
19071 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19073 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19074 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19075 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19076 (TARGET_RETURN_IN_MEMORY): Define.
19078 2008-05-15 Richard Guenther <rguenther@suse.de>
19080 PR middle-end/36244
19081 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19082 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19083 represent unmodifiable vars.
19085 2008-05-15 Richard Guenther <rguenther@suse.de>
19087 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19088 INDIRECT_REF and TARGET_MEM_REF.
19089 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19092 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19093 H.J. Lu <hongjiu.lu@intel.com>
19095 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19096 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19097 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19098 insn alternatives. Add missing alternatives.
19099 (*vec_concatv2di_rex64_sse4_1): Likewise.
19100 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19101 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19102 Require TARGET_SSE.
19104 2008-05-15 Richard Guenther <rguenther@suse.de>
19106 PR tree-optimization/36009
19107 PR tree-optimization/36204
19108 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19109 (determine_invariantness_stmt): Record the loop a store is
19110 always executed in.
19111 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19114 2008-05-15 Richard Guenther <rguenther@suse.de>
19116 PR tree-optimization/34330
19117 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19118 through the pointer will alias the SMT.
19120 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19122 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19124 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19126 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19128 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19129 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19131 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19132 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19133 (vashl_optab): New optab for vector/vector shifts.
19134 (vashr_optab): Ditto.
19135 (vlshr_optab): Ditto.
19136 (vrotl_optab): Ditto.
19137 (vrotr_optab): Ditto.
19138 (optab_subtype): New enum for optab_for_tree_code call.
19139 (optab_for_tree_code): Add enum optab_subtype argument.
19141 * optabs.c (optab_for_tree_code): Take an additional argument to
19142 distinguish between a vector shift by a scalar and vector shift by
19143 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19144 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19145 vector shift by a vector.
19146 (expand_widen_pattern_expr): Pass additional argument to
19147 optab_for_tree_code.
19149 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19150 vrotl_optab, vrotr_optab.
19152 * expr.c (expand_expr_real_1): Update calls to
19153 optab_for_tree_code to distinguish between vector shifted by a
19154 scalar and vector shifted by a vector.
19155 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19156 (supportable_narrowing_operation): Ditto.
19157 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19158 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19159 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19160 (vect_create_epilog_for_reduction): Ditto.
19161 (vectorizable_reduction): Ditto.
19162 (vectorizable_operation): Ditto.
19163 (vect_strided_store_supported): Ditto.
19164 (vect_strided_load_supported): Ditto.
19165 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19166 * expmed.c (expand_shift): Ditto.
19168 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19170 (ashr@var{m}3): Ditto.
19171 (vashl@var{m}3): Document new vector/vector shift standard name.
19172 (vashr@var{m}3): Ditto.
19173 (vlshr@var{m}3): Ditto.
19174 (vrotl@var{m}3): Ditto.
19175 (vrotr@var{m}3): Ditto.
19177 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19178 (PPERM_INVERT): Ditto.
19179 (PPERM_REVERSE): Ditto.
19180 (PPERM_REV_INV): Ditto.
19181 (PPERM_ZERO): Ditto.
19182 (PPERM_ONES): Ditto.
19183 (PPERM_SIGN): Ditto.
19184 (PPERM_INV_SIGN): Ditto.
19185 (PPERM_SRC1): Ditto.
19186 (PPERM_SRC2): Ditto.
19188 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19189 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19190 allows a memory operand to be the value being added, and split it
19191 to improve vectorization.
19192 (sse5_pmacsdqh_mem): Ditto.
19193 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19194 (sse5_mulv2div2di3_high): Ditto.
19195 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19196 (vec_pack_trunc_v4si): Ditto.
19197 (vec_pack_trunc_v2di): Ditto.
19198 (sse5_pcmov_<mode>): Remove code that tried to use use
19199 andps/andnps instead of pcmov.
19200 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19201 pmacsdqh instructions.
19202 (vec_widen_smult_lo_v4si): Ditto.
19204 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19205 (PPERM_INVERT): Ditto.
19206 (PPERM_REVERSE): Ditto.
19207 (PPERM_REV_INV): Ditto.
19208 (PPERM_ZERO): Ditto.
19209 (PPERM_ONES): Ditto.
19210 (PPERM_SIGN): Ditto.
19211 (PPERM_INV_SIGN): Ditto.
19212 (PPERM_SRC1): Ditto.
19213 (PPERM_SRC2): Ditto.
19214 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19216 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19218 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19219 says ignore whether the last reference is a memory operand.
19221 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19222 Paolo Bonzini <bonzini at gnu dot org>
19224 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19227 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19228 (vlshr<mode>3): Rename from vlshr<mode>3.
19229 (vashr<mode>3): Rename from vashr<mode>3.
19230 (mulv4sf3): Change the names of vector shift patterns.
19234 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19237 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19262 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19263 (floatunssidf2_internal): Change vector/vector shift names.
19264 (floatunsdidf2_internal): Ditto.
19271 (vashl<mode>3): Rename from ashl<mode>3.
19272 (vashr<mode>3): Rename from ashr<mode>3.
19273 (vlshr<mode>3): Rename from lshr<mode>3.
19274 (vrotl<mode>3): Rename from rotl<mode>3.
19276 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19279 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19280 multiply gives the wrong value when doing widening multiplies.
19281 (vec_widen_smult_lo_v4si): Ditto.
19283 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19285 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19286 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19287 emit_library_call_value.
19288 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19289 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19290 * calls.c (initialize_argument_information, precompute_arguments,
19291 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19292 (precompute_arguments): Removed flags parameter.
19293 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19295 2008-05-14 Richard Guenther <rguenther@suse.de>
19297 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19298 Make sure to register the store if the use is a PHI_NODE.
19300 2008-05-14 Olivier Hainque <hainque@adacore.com>
19302 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19303 memory if the component is to be referenced in BLKmode according
19304 to get_inner_reference.
19306 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19308 * calls.c (emit_library_call_value_1): Restore code clearing
19309 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19311 2008-05-14 Olivier Hainque <hainque@adacore.com>
19312 Nicolas Roche <roche@adacore.com>
19314 * configure.ac: Add support for a "gcc_subdir" variable in
19315 config-lang.in, to denote a subdirectory where the language/GCC
19316 integration files are to be found.
19317 * configure: Regenerate.
19319 2008-05-14 Ira Rosen <irar@il.ibm.com>
19321 PR tree-optimization/36098
19322 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19323 value for the first load in the group in case of a gap.
19324 (vect_build_slp_tree): Check that there are no gaps in loads.
19326 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19328 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19329 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19330 expand_copysign_bit): Change call to emit_no_conflict_block to
19331 emit_insn and remove unneeded code to construct extra args.
19332 (emit_no_conflict_block): Removed.
19333 * optabls.h: (emit_no_conflict_block): Removed.
19334 * cse.c (cse_extended_basic_block): Remove search for
19335 REG_NO_CONFLICT note.
19336 * global.c: Removed incorrect comment added in revision 117.
19337 * expr.c (convert_move): Change call to emit_no_conflict_block to
19339 * recog.c: Change comments so that they do not mention
19341 * local_alloc.c (combine_regs): Removed last parameter.
19342 (no_conflict_p): Removed.
19343 (block_alloc): Removed note, no_conflict_combined_regno and set
19344 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19345 (combine_regs): Removed already_dead and code to look for
19346 REG_NO_CONFLICT notes.
19347 * lower_subreg (remove_retval_note): Removed code to look for
19348 REG_NO_CONFLICT block.
19349 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19350 (resolve_clobber): Remove code to process libcalls that have
19351 REG_NO_CONFLICT notes.
19352 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19354 * combine.c (can_combine_p, distribute_notes): Removed
19355 REG_NO_CONFLICT case.
19356 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19358 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19359 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19361 * reg-notes.def (NO_CONFLICT): Removed.
19363 2008-05-14 David S. Miller <davem@davemloft.net>
19365 * config/sparc/sparc.c (sparc_profile_hook): If
19366 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19367 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19368 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19370 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19372 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19374 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19377 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19378 and op1 expansion before vector concat to have less live pseudos.
19380 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19382 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19383 ix86_expand_vector_set if supported.
19385 2008-05-13 Diego Novillo <dnovillo@google.com>
19386 Kenneth Zadeck <zadeck@naturalbridge.com>
19388 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19390 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19391 phinodes_print_statistics, init_ssanames, fini_ssanames,
19392 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19393 release_ssa_name, release_defs, replace_ssa_name_symbol,
19394 ssanames_print_statistics): Move ...
19395 * tree-flow.h: ... here.
19396 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19397 Use FN instead of cfun.
19398 (make_ssa_name_fn): Rename from make_ssa_name.
19399 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19400 * tree-flow-inline.h (make_ssa_name): Move from
19401 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19402 * omp-low.c (expand_omp_parallel):
19403 * tree-flow-inline.h (redirect_edge_var_map_result):
19404 * tree-ssa.c (init_tree_ssa): Add argument FN.
19405 Use it instead of cfun. Update all users.
19407 2008-05-13 Tom Tromey <tromey@redhat.com>
19409 PR preprocessor/22168:
19410 * doc/cpp.texi (Top): Update menu.
19411 (Alternatives to Wrapper #ifndef): New node.
19412 (Other Directives): Document deprecation.
19413 (Obsolete Features): Remove menu.
19414 (Assertions): Merge node into Obsolete Features.
19415 (Obsolete once-only headers): Move earlier; rename to Alternatives
19416 to Wrapper #ifndef.
19417 * doc/cppopts.texi: Update.
19418 * c.opt (Wdeprecated): Enable for C and ObjC.
19419 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19420 (C++ Dialect Options): Move -Wno-deprecated from here to...
19421 (Warning Options): ... here.
19423 2008-05-13 Richard Guenther <rguenther@suse.de>
19425 PR middle-end/36227
19426 * fold-const.c (fold_sign_changed_comparison): Do not allow
19427 changes in pointer-ness.
19429 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19432 * config/sh/sh.c (sh_expand_prologue): Don't clear
19433 RTX_FRAME_RELATED_P for push insns.
19435 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19437 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19439 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19441 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19442 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19443 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19445 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19447 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19448 (*vec_concatv4sf_sse): This.
19449 (*sse2_concatv2si): Renamed to ...
19450 (*vec_concatv2si_sse2): This.
19451 (*sse1_concatv2si): Renamed to ...
19452 (*vec_concatv2si_sse): This.
19453 (*vec_concatv2di_rex): Renamed to ...
19454 (*vec_concatv2di_rex64): This.
19455 (*vec_concatv2si_sse4_1): New.
19456 (*vec_concatv2di_rex64_sse4_1): Likewise.
19458 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19460 PR rtl-optimization/36111
19461 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19462 that was created for swappable operands.
19464 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19467 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19468 * configure.ac: Add call to ACX_PROG_GNAT.
19470 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19472 * optc-gen.awk: Fix comment typo.
19474 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19476 * pretty-print.c (pp_integer_with_precision): Use
19477 HOST_LONG_LONG_FORMAT.
19479 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19481 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19483 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19485 * config/i386/i386.c (bdesc_ptest): Removed.
19486 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19487 (bdesc_args): Add __builtin_ia32_ptestz128,
19488 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19489 (ix86_init_mmx_sse_builtins): Updated.
19490 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19491 (ix86_expand_builtin): Updated.
19493 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19495 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19496 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19498 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19500 * value-prof.c (interesting_stringop_to_profile): Do not
19501 return early for BUILT_IN_MEMPCPY.
19503 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19505 * calls.c (expand_call): Don't use callgraph to increase
19506 preferred_stack_boundary.
19508 * cgraph.h (cgraph_rtl_info): Use unsigned on
19509 preferred_incoming_stack_boundary.
19511 * final.c (rest_of_clean_state): Use unsigned on
19512 preferred_stack_boundary.
19514 2008-05-09 Tom Tromey <tromey@redhat.com>
19516 PR preprocessor/22231:
19517 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19520 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19522 PR tree-optimization/36129
19523 * tree-ssa-ccp.c: Include value-prof.h.
19524 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19525 built-in function was folded to a constant.
19526 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19528 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19529 Sebastian Pop <sebastian.pop@amd.com>
19531 * tree-scalar-evolution.c: Document instantiate_scev.
19532 (instantiate_parameters_1): Renamed instantiate_scev_1.
19533 Don't use the same loop for instantiation_loop and evolution_loop.
19534 (instantiate_scev): New.
19535 (instantiate_parameters): Moved...
19536 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19537 same loop twice. Maintains the semantics for this function.
19538 * tree-scalar-evolution.h (instantiate_scev): Declare.
19539 (instantiate_parameters): ...here. Now static inline.
19540 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19541 instead of resolve_mixers.
19543 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19545 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19547 2008-05-09 Tomas Bily <tbily@suse.cz>
19549 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19550 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19551 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19552 * c-common.c (c_common_truthvalue_conversion): Likewise.
19553 * tree-object-size.c (compute_object_offset): Likewise.
19554 * tree-inline.c (estimate_num_insns_1): Likewise.
19555 * varasm.c (const_hash_1, compare_constant, copy_constant)
19556 (compute_reloc_for_constant, output_addressed_constants)
19557 (initializer_constant_valid_p): Likewise.
19558 * c-omp.c (check_omp_for_incr_expr): Likewise.
19559 * gimplify.c (gimplify_expr): Likewise.
19560 * c-typeck.c (c_finish_return): Likewise.
19561 * tree-vectorizer.c (supportable_widening_operation)
19562 (supportable_narrowing_operation): Likewise.
19563 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19564 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19565 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19566 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19567 (descr_info_loc): Likewise.
19568 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19569 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19570 (fold_unary): Likewise.
19571 * builtins.c (get_pointer_alignment): Likewise.
19572 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19573 (instantiate_parameters_1): Likewise.
19574 * tree.c (expr_align, stabilize_reference): Likewise.
19575 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19576 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19577 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19578 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19579 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19580 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19582 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19583 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19584 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19585 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19586 (forward_propagate_comparison)
19587 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19588 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19589 * emit-rtl.c (component_ref_for_mem_expr)
19590 (set_mem_attributes_minus_bitpos): Likewise.
19591 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19592 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19594 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19595 (build_function_call, pointer_diff, build_compound_expr)
19596 (c_finish_return): Likewise.
19597 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19598 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19600 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19601 * expr.c (is_aligning_offset): Likewise.
19602 * tree-ssa-alias.c (is_escape_site): Likewise.
19603 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19604 (check_all_va_list_escapes): Likewise.
19605 * tree-ssa-loop-ivopts.c (determine_base_object)
19606 (determine_common_wider_type): Likewise.
19607 * dojump.c (do_jump): Likewise.
19608 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19609 * tree-gimple.c (is_gimple_cast): Likewise.
19610 * fold-const.c (decode_field_reference)
19611 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19612 (fold_binary): Likewise.
19613 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19614 (already_warned_in_frontend_p): Likewise.
19615 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19616 * tree.c (really_constant_p, get_unwidened): Likewise.
19617 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19618 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19619 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19621 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19623 (CONVERT_EXPR_P): Define.
19624 (CASE_CONVERT): Define.
19626 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19628 PR middle-end/36117
19629 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19630 (delete_unmarked_insns): When deleting a call, call
19631 delete_unreachable_blocks.
19632 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19633 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19635 2008-05-08 Richard Guenther <rguenther@suse.de>
19637 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19638 (-ftree-salias): Likewise.
19639 (salias-max-implicit-fields): Remove param documentation.
19640 (salias-max-array-elements): Likewise.
19641 * tree-pass.h (pass_create_structure_vars): Remove.
19642 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19643 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19644 * tree-ssa-alias.c (create_structure_vars): Remove.
19645 (gate_structure_vars): Likewise.
19646 (pass_create_structure_vars): Likewise.
19647 (gate_build_alias): Likewise.
19648 (pass_build_alias): Adjust to run always and dump the function.
19649 * common.opt (ftree-salias): Hide.
19650 * passes.c (init_optimization_passes): Remove
19651 pass_create_structure_vars, adjust comment.
19652 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19653 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19654 * opts.c (decode_options): Do not set flag_tree_salias.
19655 (common_handle_option): Add OPT_ftree_salias to the backward
19656 compatibility section.
19658 2008-05-08 Richard Guenther <rguenther@suse.de>
19660 * tree-flow-inline.h (var_can_have_subvars): Move ...
19661 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19662 * tree-flow.h (var_can_have_subvars): Remove.
19663 (push_fields_onto_fieldstack): Remove.
19664 (sort_fieldstack): Likewise.
19665 (struct fieldoff): Move ...
19666 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19667 alias_set and base_for_components fields.
19668 (sort_fieldstack): Make static.
19669 (push_fields_onto_fieldstack): Likewise. Remove code that
19670 handles anything but RECORD_TYPEs. Remove alias_set and
19671 base_for_components handling.
19672 (create_variable_info_for): Adjust.
19674 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19676 * common.opt (Wframe-larger-than=): Shorten the help message
19678 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19680 2008-05-08 Rafael Espíndola <espindola@google.com>
19682 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19684 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19685 trap and that both operands are gimple values.
19686 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19687 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19690 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19692 * read-rtl.c (join_c_conditions): Return the first string if the
19693 two strings are equal.
19695 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19697 * gensupport.h (pred_data): Add a "num_codes" field.
19698 (add_predicate_code): Declare.
19699 * gensupport.c (add_predicate_code): New function.
19700 (std_pred_table): Add an "allows_const_p" field.
19701 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19702 Remove the (incomplete) list of such codes from the codes field.
19703 (init_predicate_table): Use add_predicate_code. Add all
19704 RTX_CONST_OBJs if allows_const_p is true.
19705 * genrecog.c (process_define_predicate): Use add_predicate_code.
19707 2008-05-08 David Daney <ddaney@avtrex.com>
19708 Richard Sandiford <rsandifo@nildram.co.uk>
19710 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19711 special case of constant zero operands.
19712 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19713 old and new values. Special case constant zero values.
19714 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19716 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19717 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19719 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19722 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19723 similar RTX_CONST_OBJ before CONST_INT.
19725 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19727 * stmt.c (expand_stack_restore): Change sa mode if needed.
19729 2008-05-08 Richard Guenther <rguenther@suse.de>
19731 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19732 return type to bool.
19733 (ix86_sol10_return_in_memory): Likewise.
19734 (ix86_i386elf_return_in_memory): Likewise.
19735 (ix86_i386interix_return_in_memory): Likewise.
19736 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19737 (ix86_sol10_return_in_memory): Likewise.
19738 (ix86_i386elf_return_in_memory): Likewise.
19739 (ix86_i386interix_return_in_memory): Likewise.
19741 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19744 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19746 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19747 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19750 2008-05-08 Richard Guenther <rguenther@suse.de>
19752 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19753 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19754 (DR_SUBVARS): Remove.
19755 * tree-dfa.c (dump_subvars_for): Remove.
19756 (debug_subvars_for): Likewise.
19757 (dump_variable): Do not dump subvars.
19758 (remove_referenced_var): Do not remove subvars.
19759 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19760 (lookup_subvars_for_var): Remove.
19761 (get_subvars_for_var): Likewise.
19762 (get_subvars_at): Likewise.
19763 (get_first_overlapping_subvar): Likewise.
19764 (overlap_subvar): Likewise.
19765 * tree-flow.h (subvar_t): Remove.
19766 (struct var_ann_d): Remove subvars field.
19767 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19768 argument. Remove special handling of SFTs.
19769 (compute_tag_properties): Likewise.
19770 (set_initial_properties): Likewise.
19771 (compute_call_clobbered): Likewise.
19772 (count_mem_refs): Likewise.
19773 (compute_memory_partitions): Likewise.
19774 (compute_flow_insensitive_aliasing): Likewise.
19775 (setup_pointers_and_addressables): Likewise.
19776 (new_type_alias): Likewise.
19777 (struct used_part): Remove.
19778 (used_portions): Likewise.
19779 (struct used_part_map): Likewise.
19780 (used_part_map_eq): Likewise.
19781 (used_part_map_hash): Likewise.
19782 (free_used_part_map): Likewise.
19783 (up_lookup): Likewise.
19784 (up_insert): Likewise.
19785 (get_or_create_used_part_for): Likewise.
19786 (create_sft): Likewise.
19787 (create_overlap_variables_for): Likewise.
19788 (find_used_portions): Likewise.
19789 (create_structure_vars): Likewise.
19790 * tree.def (STRUCT_FIELD_TAG): Remove.
19791 * tree.h (MTAG_P): Adjust.
19792 (struct tree_memory_tag): Remove base_for_components and
19793 unpartitionable flags.
19794 (struct tree_struct_field_tag): Remove.
19795 (SFT_PARENT_VAR): Likewise.
19796 (SFT_OFFSET): Likewise.
19797 (SFT_SIZE): Likewise.
19798 (SFT_NONADDRESSABLE_P): Likewise.
19799 (SFT_ALIAS_SET): Likewise.
19800 (SFT_UNPARTITIONABLE_P): Likewise.
19801 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19802 (union tree_node): Remove sft field.
19803 * alias.c (get_alias_set): Remove special handling of SFTs.
19804 * print-tree.c (print_node): Remove handling of SFTs.
19805 * tree-dump.c (dequeue_and_dump): Likewise.
19806 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19807 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19808 * tree-predcom.c (set_alias_info): Do not set subvars.
19809 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19810 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19811 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19812 (add_vars_for_offset): Remove.
19813 (add_virtual_operand): Remove special handling of SFTs.
19814 (add_call_clobber_ops): Likewise.
19815 (add_call_read_ops): Likewise.
19816 (get_asm_expr_operands): Likewise.
19817 (get_modify_stmt_operands): Likewise.
19818 (get_expr_operands): Likewise.
19819 (add_to_addressable_set): Likewise.
19820 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19821 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19822 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19823 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19824 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19825 (tree_node_structure): Likewise.
19826 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19828 (find_what_p_points_to): Likewise.
19830 2008-05-08 Sa Liu <saliu@de.ibm.com>
19832 * config/spu/spu.md: Fixed subti3 pattern.
19834 2008-05-08 Richard Guenther <rguenther@suse.de>
19836 PR middle-end/36154
19837 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19838 sure to create a representative for trailing arrays for PTA.
19840 2008-05-08 Richard Guenther <rguenther@suse.de>
19842 PR middle-end/36172
19843 * fold-const.c (operand_equal_p): Two objects which types
19844 differ in pointerness are not equal.
19846 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19848 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19849 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19850 (emit_library_call_value_1): Add new variable fndecl initialized by
19851 NULL_TREE. It should be the decl type of orgfun, but this information
19852 seems not to be available here, so it uses the default calling abi.
19853 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19854 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19855 by TARGET_RETURN_IN_MEMORY.
19856 * config/i386/i386-interix.h: Likewise.
19857 * config/i386/i386.h: Likewise.
19858 * config/i386/i386elf.h: Likewise.
19859 * config/i386/ptx4-i.h: Likewise.
19860 * config/i386/sol2-10.h: Likewise.
19861 * config/i386/sysv4.h: Likewise.
19862 * config/i386/vx-common.h: Likewise.
19863 * config/cris/cris.h: Removed #if 0 clause.
19864 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19865 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19867 (ix86_sol10_return_in_memory): Likewise.
19868 (ix86_i386elf_return_in_memory): New.
19869 (ix86_i386interix_return_in_memory): New.
19870 * config/mt/mt-protos.h (mt_return_in_memory): New.
19871 * config/mt/mt.c: Likewise.
19872 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19873 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19874 * config/bfin/bfin.h: Likewise.
19875 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19877 * config/bfin/bfin.c: Likewise.
19878 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19879 * config/alpha/unicosmk.h: Likewise.
19880 * config/i386/cygming.h: Likewise.
19881 * config/iq2000/iq2000.h: Likewise.
19882 * config/mips/mips.h: Likewise.
19883 * config/mn10300/mn10300.h: Likewise.
19884 * config/rs6000/rs6000.h: Likewise.
19885 * config/score/score.h: Likewise.
19886 * config/spu/spu.h: Likewise.
19887 * config/v850/v850.h: Likewise.
19888 * defaults.h: Likewise.
19889 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19890 * expr.c (emit_block_move): Adjust use of
19891 OUTGOING_REG_PARM_STACK_SPACE.
19892 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19893 OUTGOING_REG_PARM_STACK_SPACE.
19894 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19896 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19898 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19899 on OMP_RETURN for OMP_FOR.
19902 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19903 (fortran_common): New function.
19904 (gen_variable_die): Call fortran_common instead of common_check,
19905 adjust for it returning tree instead of rtx. Formatting.
19907 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19911 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19912 * c-decl.c (merge_decls): Ditto.
19913 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19914 to RTL_CONST_OR_PURE_CALL_P.
19915 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19916 Initialized DECL_LOOPING_CONST_PURE.
19917 (process_call_operands): Set tree_side_effects properly.
19918 * tree.h (TREE_READONLY_DECL_P): Removed.
19919 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19920 (DECL_LOOPING_OR_CONST_P): New macro.
19921 (struct tree_function_decl): Added looping_const_or_pure_p.
19922 (ECF_*) Renumbered.
19923 (ECF_LOOPING_OR_CONST_P): New macro.
19924 * rtlanal.c (pure_const_p): Removed.
19925 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19926 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19927 to RTL_CONST_CALL_P.
19928 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19929 (check_decl, check_tree, check_call, scan_function): Initialize
19931 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19932 (static_execute): Set looping true for recursive functions.
19933 Undo setting state to IPA_NEITHER for recursive functions.
19934 * cse.c (cse_insn):
19935 * ifcvt.c (noce_can_store_speculate_p): Changed
19936 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19937 RTL_CONST_OR_PURE_CALL_P.
19938 * dse.c (scan_insn): Ditto.
19939 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19940 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19941 RTL_CONST_OR_PURE_CALL_P.
19942 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19943 pure_call_p to RTL_CONST_CALL_P.
19944 * gimplify.c (gimplify_call_expr): Clear side effects for
19945 non-looping pure and constant calls.
19946 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19947 (flags_from_decl_or_type): Set ecf flags from decl flags.
19948 (initialize_argument_information): Turn off
19949 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19950 Change const to pure if callee_copies is true rather than just
19952 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19953 way of marking pure calls.
19954 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19955 Remove hack that was supposed to fix pr7335 and remove old
19956 way of marking pure calls.
19957 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19958 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19959 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19960 RTL_CONST_OR_PURE_CALL_P.
19961 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19962 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19963 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19964 * sched-deps.c (schedule_analyze): Ditto.
19965 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19966 return_val field of calls to represent pure and const function info.
19967 (CONST_OR_PURE_CALL_P): Deleted macro.
19968 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19969 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19970 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19972 * tree-optimize.c (execute_fixup_cfg): Added test for
19973 ECF_LOOPING_CONST_OR_PURE.
19974 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19976 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19977 effects for looping pure or const calls.
19978 (verify_gimple_expr): Added verification code.
19979 * config/alpha/alpha.c (alpha_legitimize_address,
19980 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19982 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19983 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19984 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19985 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19986 RTL_CONST_OR_PURE_CALL_P.
19987 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19988 and const calls to be deleted.
19990 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19993 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19994 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19995 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19996 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19997 to handle nonimmediate operands.
19998 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19999 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
20000 to handle nonimmediate operands.
20001 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
20002 (mmx_pmulhrwv4hi3): New expander. Use
20003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20004 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
20005 (sse2_umulv1siv1di3): New expander. Use
20006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20007 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20008 (mmx_eq<mode>3): New expander. Use
20009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20010 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20011 (mmx_uavgv8qi3): New expander. Use
20012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20013 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20014 (mmx_uavgv4hi3): New expander. Use
20015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20017 * config/i386/sse.md
20018 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20019 to handle nonimmediate operands.
20020 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20021 to handle nonimmediate operands.
20022 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20023 to handle nonimmediate operands.
20024 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20025 to handle nonimmediate operands.
20026 (sse2_unpckhpd_exp): New expander. Use
20027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20028 (sse2_unpcklpd_exp): New expander. Use
20029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20030 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20031 to handle nonimmediate operands.
20032 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20033 to handle nonimmediate operands.
20034 (*sse2_<plusminus_insn><mode>3): Rename from
20035 sse2_<plusminus_insn><mode>3 insn pattern.
20036 (sse2_<plusminus_insn><mode>3): New expander. Use
20037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20038 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20039 (sse2_umulv2siv2di3): New expander. Use
20040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20041 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20042 (sse4_1_mulv2siv2di3): New expander. Use
20043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20044 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20045 (sse2_pmaddwd): New expander. Use
20046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20047 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20048 (sse2_eq<mode>3): New expander. Use
20049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20050 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20051 (sse4_1_eqv2di3): New expander. Use
20052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20053 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20054 (sse2_uavgv16qi3): New expander. Use
20055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20056 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20057 (sse2_uavgv16qi3): New expander. Use
20058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20059 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20060 (sse2_uavgv8hi3): New expander. Use
20061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20062 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20063 (ssse3_pmulhrswv8hi3): New expander. Use
20064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20065 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20066 (ssse3_pmulhrswv4hi3): New expander. Use
20067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20069 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20070 (<sse>_vmmul<mode>3): Ditto.
20071 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20073 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20074 (ssse3_pmaddubsw): Ditto.
20076 * config/i386/i386.c (struct_builtin_description)
20077 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20078 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20079 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20080 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20081 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20082 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20083 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20084 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20085 (ix86_fixup_binary_operands): Assert that src1
20086 and src2 must have the same mode when swapped.
20087 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20088 and ix86_binary_operator_ok. Do not force operands in registers
20091 2008-05-07 Jan Hubicka <jh@suse.cz>
20093 * cgraph.c (dump_cgraph_node): Update.
20094 * cgraph.h (cgraph_local_info): Break out inline summary.
20095 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20097 * ipa-inline (inline_summary): New accestor function.
20098 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20099 cgraph_decide_inlining, compute_inline_parameters): Update.
20100 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20102 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20104 Cleanup ColdFire scheduling support and add V4 pipeline model.
20106 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20107 (define_attr cpu): Add cfv4 value.
20108 (define_attr type, define_attr type1): Merge into a single 'type'
20109 attribute. Update all uses.
20110 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20111 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20113 (define_attr opx_mem, define_attr opy_mem): Remove.
20114 (define_attr op_mem): Clean up, update comment.
20115 (define_attr size): Use specific values instead of general int.
20116 (define_attr guess, define_attr split): Remove. Update all uses.
20117 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20118 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20119 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20120 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20121 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20122 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20123 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20124 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20125 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20126 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20127 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20128 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20129 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20130 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20131 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20132 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20133 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20134 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20135 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20136 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20137 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20138 Update or set attributes.
20139 (stack_tie): New fake instruction.
20141 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20142 (m68k_sched_attr_size): Update declaration.
20143 (m68k_sched_attr_type2): Remove.
20144 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20145 Declare new bypass predicates.
20147 * config/m68k/m68k.c (m68k_sched_issue_rate,
20148 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20150 (TARGET_SCHED_ISSUE_RATE,
20151 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20152 (override_options): Handle scheduling for ColdFire V4 core.
20153 (m68k_expand_prologue): Emit stack_tie.
20154 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20155 'OP_TYPE_FPN'. Update all uses.
20156 (sched_guess_p): Remove.
20157 (sched_address_type): Handle symbolic addresses.
20158 (sched_get_operand): New static function.
20159 (sched_operand_type): Merge into sched_attr_op_type.
20160 (sched_attr_op_type): Handle FP registers, handle quick constants,
20162 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20163 (m68k_sched_attr_size): Update. Move logic to ...
20164 (sched_get_attr_size_int): New static function.
20165 (sched_get_opxy_mem_type): New static function.
20166 (m68k_sched_attr_op_mem): Update.
20167 (m68k_sched_attr_type2): Remove.
20168 (sched_cfv4_bypass_data): New static variable.
20169 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20170 (m68k_sched_issue_rate): Implement scheduler hook.
20171 (struct _sched_ib: enabled_p): New field.
20172 (m68k_sched_variable_issue): Update. Handle V4.
20173 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20174 sched_dump_class_func_t, sched_dump_split_class,
20175 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20176 sched_dump_dfa_class, m68k_sched_dump): Remove.
20177 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20179 (m68k_sched_init_global): Remove statisctics dumping, introduce
20180 sanity check that all instructions have pipeline reservations. Handle
20182 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20183 Handle ColdFire V4 core.
20184 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20185 New static functions.
20186 (m68k_sched_address_bypass_p): New bypass predicate.
20187 (sched_get_indexed_address_scale): New static function.
20188 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20190 * cf.md: Update comments.
20191 (define_attr type2): Remove. Use 'type' attribute instead.
20193 (cf_ib): Rename to cfv123_ib. Update all uses.
20194 (cf_oep): Rename to cfv123_oep. Update all uses.
20195 (cf_chr): Rename to cfv123_chr. Update all uses.
20196 (cf_mem): Rename to cfv123_mem. Update all uses.
20197 (cf_mac): Move to more appropriate place.
20198 (cfv123_guess): New automaton and cpu_unit.
20199 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20200 Update uses of 'size' attribute. Handle before reload scheduling.
20201 (cfv123_guess): New dummy reservation for unhandled instructions.
20202 (cfv4_*): Pipeline description of ColdFire V4 core.
20203 (ignore): New reservation to handle 'ignore' type.
20205 2008-05-07 Ian Lance Taylor <iant@google.com>
20207 PR middle-end/36013
20208 * gimplify.c (find_single_pointer_decl_1): Don't look through
20210 (find_single_pointer_decl): Adjust comments.
20212 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20214 PR middle-end/36137
20215 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20216 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20218 PR middle-end/36106
20219 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20220 integral type rather than floating point, then VIEW_CONVERT_EXPR
20221 to the floating point type.
20223 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20225 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20226 TFmode op0 to register.
20228 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20230 * c-decl.c (grokdeclarator): Comment typo.
20232 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20234 * tree-flow.h: Remove prototype for computed_goto_p.
20235 * tree-cfg.c (computed_goto_p): Make static.
20237 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20240 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20241 (contains_aligned_value_p): This. Handle _Decimal128.
20242 (ix86_function_arg_boundary): Only align _Decimal128 to its
20243 natural boundary and handle it properly.
20245 2008-05-06 Martin Jambor <mjambor@suse.cz>
20247 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20248 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20249 (ipcp_method_set_orig_node): Removed.
20250 (ipcp_cval_get_cvalue_type): Removed.
20251 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20252 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20253 (ipcp_cval_set_cvalue_type): Removed.
20254 (ipcp_cval_get_cvalue): Removed.
20255 (ipcp_cval_set_cvalue): Removed.
20256 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20257 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20258 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20259 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20260 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20261 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20262 (ipcp_get_ith_lattice): Changed parameters.
20263 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20264 (ipcp_lattice_from_jfunc): Changed parameters.
20265 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20266 (ipcp_method_cval_print): Added temporary variable info.
20267 (ipcp_redirect): Removed already unused local variable caller.
20268 (ipcp_redirect): New temporary variable orig_callee_info
20269 (ipcp_redirect): Removed newly unused local variable callee.
20270 (ipcp_redirect): Removed (a bit confusing) local variable type.
20271 (ipcp_insert_stage): Added local variable info.
20272 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20274 (ipcp_formal_create): Removed.
20275 (ipcp_method_cval_set): Removed.
20276 (ipcp_propagate_stage): Renamed lattice variables.
20277 (ipcp_method_cval_set_cvalue_type): Removed.
20278 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20279 (ipcp_print_all_lattices): Changed printed strings to refer to
20280 lattices rather than cvals.
20281 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20282 (ipcp_propagate_const): Changed formal parameters.
20283 (build_const_val): Changed formal parameters.
20284 (ipcp_insert_stage): Removed useless variable cvalue
20285 (build_const_val): Changed formal parameters.
20286 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20287 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20288 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20289 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20290 (ipcp_print_func_profile_counts): Changed string from "method" to
20292 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20293 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20294 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20295 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20296 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20297 (ipcp_lat_is_const): Changed parameters and made inline.
20298 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20299 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20300 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20301 the predicate condition directly
20302 (ipcp_propagate_stage): Added local variable args. Removed local
20303 variable callee. (Both are mere code simplifications.)
20304 (ipcp_method_dont_insert_const): Renamed to
20305 ipcp_node_not_modifiable_p.
20306 (ipcp_node_not_modifiable_p): Made inline.
20307 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20308 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20309 (ipcp_print_all_lattices): Removed variable cvalue
20310 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20313 2008-05-06 Olivier Hainque <hainque@adacore.com>
20315 * tree-sra.c (try_instantiate_multiple_fields): Early return
20316 if field has POINTER_TYPE.
20318 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20320 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20321 by using 'q' specifier for instruction.
20322 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20324 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20326 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20327 Change mode of zero_extract from QImode to HImode.
20328 (sign bit tests peepholes): (Ditto.).
20330 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20332 * config/i386/mmx.md: Remove double backslashes from asm templates.
20333 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20334 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20335 to handle nonimmediate operands.
20336 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20337 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20338 to handle nonimmediate operands.
20339 (*mmx_<code>v2sf3_finite): New insn pattern.
20340 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20341 (mmx_<code>v2sf3): New expander. Use
20342 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20343 (mmx_<plusminus_insn><mode>3): New expander. Use
20344 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20345 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20346 (mmx_add<mode>3): Removed.
20347 (mmx_ssadd<mode>3): Ditto.
20348 (mmx_usadd<mode>3): Ditto.
20349 (mmx_sub<mode>3): Ditto.
20350 (mmx_sssub<mode>3): Ditto.
20351 (mmx_ussub<mode>3): Ditto.
20352 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20353 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20354 to handle nonimmediate operands.
20355 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20357 (mmx_smulv4hi3_highpart): New expander. Use
20358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20359 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20361 (mmx_umulv4hi3_highpart): New expander. Use
20362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20363 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20364 (mmx_<code>v4hi3): New expander. Use
20365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20366 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20367 (mmx_<code>v8qi3): New expander. Use
20368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20369 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20370 (mmx_<code><mode>3): New expander. Use
20371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20373 2008-05-05 Jan Hubicka <jh@suse.cz>
20375 PR tree-optimization/36118
20376 * passes.c (pass_init_dump_file): Fix dump header.
20378 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20380 PR middle-end/36141
20381 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20382 VCE for function decls.
20384 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20386 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20388 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20390 * config/i386/i386.md (sat_plusminus): New.
20391 (plusminus_insn): Likewise.
20392 (plusminus_mnemonic): Likewise.
20394 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20395 (*<addsub><mode>3_cc_overflow): Renamed to ...
20396 (*<plusminus_insn><mode>3_cc_overflow): This.
20397 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20398 (*<plusminus_insn>si3_zext_cc_overflow): This.
20400 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20401 (<plusminus_insn><mode>3): This.
20402 (*<addsub><mode>3): Renamed to ...
20403 (*<plusminus_insn><mode>3): This.
20404 (<sse>_vm<addsub><mode>3): Renamed to ...
20405 (<sse>_vm<plusminus_insn><mode>3): This.
20406 (sse3_h<addsub>v4sf3): Renamed to ...
20407 (sse3_h<plusminus_insn>v4sf3): This.
20408 (sse3_h<addsub>v2df3): Renamed to ...
20409 (sse3_h<plusminus_insn>v2df3): This.
20410 (<plusminus_insn><mode>3): New.
20411 (*<plusminus_insn><mode>3): Likewise.
20412 (sse2_<plusminus_insn><mode>3): Likewise.
20413 (add<mode>): Removed.
20414 (*add<mode>3): Likewise.
20415 (sse2_ssadd<mode>3): Likewise.
20416 (sse2_usadd<mode>3): Likewise.
20417 (sub<mode>3): Likewise.
20418 (*sub<mode>3): Likewise.
20419 (sse2_sssub<mode>3): Likewise.
20420 (sse2_ussub<mode>3): Likewise.
20422 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20424 * gthr-single.h: Add in required interface elements as per gthr.h.
20425 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20426 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20427 Generalize UNUSED macro.
20428 (__gthread_once): Add.
20429 (__gthread_key_create): Add.
20430 (__gthread_key_delete): Add.
20431 (__gthread_getspecific): Add.
20432 (__gthread_setspecific): Add.
20434 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20436 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20437 the same size types for the indirect reference on the rhs, then
20440 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20442 * config/i386/i386.md
20443 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20444 one insn template instead of template series.
20445 (*xordi_1_rex64): Ditto.
20446 (*xordi_2_rex64): Ditto.
20448 2008-05-05 Ira Rosen <irar@il.ibm.com>
20450 PR tree-optimization/36119
20451 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20454 2008-06-04 Jan Hubicka <jh@suse.cz>
20456 tree-optimization/36100
20457 * tree-pass.h (pass_O0_always_inline): Declare.
20458 * ipa-inline.c (inline_transform): Remove dead code.
20459 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20460 pass_O0_always_inline): New.
20461 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20463 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20465 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20466 mnemonic in this_param move for TARGET_64BIT.
20468 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20470 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20471 (*strmovsi_rex_1): Ditto.
20472 (*strsetsi_1): Ditto.
20473 (*strsetsi_rex_1): Ditto.
20475 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20476 adddicc expanders using SWI mode iterator.
20478 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20481 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20484 2008-05-04 David S. Miller <davem@davemloft.net>
20486 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20487 (sparc*-*-linux*): Use linux.h in tm_file.
20488 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20489 compiler defaulting to 32-bit.
20490 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20492 * config/sparc/linux.h: Remove definitions now obtained
20493 properly from linux.h
20494 * config/sparc/linux64.h: Likewise.
20495 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20496 don't want this setting for 32-bit builds in a biarch compiler.
20497 * doc/install.texi: Add sparc-linux to list of targets
20498 supporting --enable-targets=all.
20500 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20502 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20504 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20506 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20507 after V4SI_FTYPE_V8HI.
20508 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20509 case V4SI_FTYPE_V2DF.
20511 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20513 * doc/invoke.texi (max-flow-memory-locations): Removed.
20514 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20516 2008-05-03 Richard Guenther <rguenther@suse.de>
20518 PR middle-end/34973
20519 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20521 2008-05-02 David S. Miller <davem@davemloft.net>
20523 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20525 2008-05-02 Simon Baldwin <simonb@google.com>
20528 * c-common.h (warn_array_subscript_range): Removed.
20529 * c-common.c (warn_array_subscript_range): Ditto.
20530 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20531 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20533 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20535 * config/i386/i386.c (ix86_special_builtin_type): New.
20536 (bdesc_special_args): Likewise.
20537 (ix86_expand_special_args_builtin): Likewise.
20538 (ix86_init_mmx_sse_builtins): Updated.
20539 (ix86_expand_builtin): Updated.
20540 (ix86_expand_store_builtin): Removed.
20541 (ix86_expand_unop_builtin): Likewise.
20543 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20544 * config/i386/mmintrin.h (__v2sf): Here.
20546 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20548 (_mm_loadl_pi): Likewise.
20549 (_mm_storeh_pi): Replace __v2si with __v2sf.
20550 (_mm_storel_pi): Likewise.
20552 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20553 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20554 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20555 __builtin_ia32_loadlpd.
20557 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20559 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20560 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20561 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20562 (ix86_init_mmx_sse_builtins): Updated.
20563 (ix86_expand_args_builtin): Likewise.
20564 (ix86_expand_builtin): Likewise.
20565 (ix86_expand_unop1_builtin): Renamed to ...
20566 (ix86_expand_unop_vec_merge_builtin): This.
20568 2008-05-01 Jan Hubicka <jh@suse.cz>
20571 * ipa-inline.c (inline_generate_summary): Make static.
20572 (inline_transform): Do not call inlining at -O0; make static.
20573 * passes.c (execute_todo): Add sanity check.
20574 (execute_one_ipa_transform_pass): Execute proper flags.
20576 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20578 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20579 (DECL_NONADDRESSABLE_P): Likewise.
20580 * alias.c (record_component_aliases): Fix comment.
20582 2008-05-01 Simon Baldwin <simonb@google.com>
20584 * c-common.h (warn_array_subscript_range): New function.
20585 * c-common.c (warn_array_subscript_range): Ditto.
20586 * tree-vrp.c (check_array_ref): Corrected code to agree with
20587 comment, ignoring only arrays of size 0 or size 1.
20588 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20590 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20592 * config/i386/i386.c (ix86_builtin_type): Replace
20593 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20594 (bdesc_args): Updated.
20595 (ix86_init_mmx_sse_builtins): Likewise.
20596 (ix86_expand_args_builtin): Likewise.
20598 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20601 * doc/extend.texi: Correct __builtin_ia32_palignr.
20603 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20606 * config/i386/i386.c (bdesc_crc32): Removed.
20607 (ix86_expand_crc32): Likewise.
20608 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20609 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20610 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20611 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20612 UINT_FTYPE_UINT_UCHAR.
20613 (bdesc_args): Updated. Add crc32 builtins.
20614 (ix86_init_mmx_sse_builtins): Updated.
20615 (ix86_expand_args_builtin): Updated to support subreg.
20617 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20619 2008-05-01 Jan Hubicka <jh@suse.cz>
20621 * tree-pass.h (opt_pass): Add IPA_PASS.
20622 (varpool_node, cgraph_node): Forward declare.
20623 (ipa_opt_pass): Define.
20624 (pass_ipa_inline): Turn into ipa_opt_pass.
20625 (pass_apply_inline): Remove.
20626 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20627 (apply_inline): Turn into ....
20628 (inline_transform): ... this one.
20629 (inline_generate_summary): New function.
20630 (pass_apply_inline): Remove.
20631 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20633 (struct function): Add ipa_transforms_to_apply.
20634 * passes.c (register_one_dump_file): Work on IPA_PASS.
20635 (init_optimization_passes): Remove pass_inline_parameters and
20637 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20638 (execute_one_pass) ... here; apply transforms when possible.
20639 (add_ipa_transform_pass, execute_ipa_summary_asses,
20640 execute_one_ipa_transform_pass): New.
20641 (execute_ipa_pass_list): Update for IPA_PASS type.
20643 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20645 * config/i386/i386.c (ix86_builtin_type): Add
20646 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20647 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20648 (bdesc_args): Add SSE4a builtins.
20649 (ix86_init_mmx_sse_builtins): Updated.
20650 (ix86_expand_args_builtin): Likewise.
20651 (ix86_expand_builtin): Likewise.
20653 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20655 * config/i386/i386.c (ix86_builtin_type): Add
20656 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20657 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20658 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20659 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20660 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20661 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20662 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20663 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20664 and DI_FTYPE_DI_DI_INT.
20665 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20666 (ix86_init_mmx_sse_builtins): Updated.
20667 (ix86_expand_args_builtin): Likewise.
20668 (ix86_expand_builtin): Likewise.
20669 (ix86_expand_binop_imm_builtin): Removed.
20671 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20673 2008-04-30 Richard Guenther <rguenther@suse.de>
20675 PR tree-optimization/32921
20676 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20678 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20680 * config/arm/arm.c (arm_unwind_emit): Use
20681 crtl->all_throwers_are_sibcalls instead of
20682 cfun->all_throwers_are_sibcalls.
20683 (arm_output_fn_unwind): Likewise.
20684 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20685 instead of cfun->uses_pic_offset_table.
20686 (frv_expand_prologue): Likewise.
20687 (frv_frame_pointer_required): Likewise.
20688 (frv_expand_fdpic_call): Likewise.
20689 (frv_emit_movsi): Likewise.
20690 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20691 cfun->returns_pcc_struct instead of
20692 current_function_returns_pcc_struct.
20693 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20694 instead of cfun->calls_eh_return.
20695 (m32c_pushm_popm): Likewise.
20696 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20697 "extern" declaration.
20699 2008-04-30 Richard Guenther <rguenther@suse.de>
20701 PR tree-optimization/21636
20702 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20704 (evaluate_stmt): Print the likely value.
20705 (ccp_visit_stmt): Avoid excessive vertical spacing.
20707 2008-04-30 Rafael Espíndola <espindola@google.com>
20709 * builtins.c (fold_call_expr): Return realret.
20710 * tree-ssa-threadedge.c
20711 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20712 __builtin_object_size.
20714 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20716 * gcc.c (wrapper_string): New variable.
20717 (insert_wrapper): New function.
20718 (execute): New option -wrapper.
20719 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20721 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20723 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20724 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20725 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20727 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20728 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20729 config/rs6000/e500crtres64gprctr.asm,
20730 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20731 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20732 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20733 config/rs6000/e500crtsav64gprctr.asm,
20734 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20735 config/rs6000/e500crtsavg64gprctr.asm: New files.
20736 * config/rs6000/t-ppccomm: Add build rules for new files.
20737 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20738 * config/rs6000/t-netbsd: Add build rules for new files.
20739 (LIB2FUNCS_STATIC_EXTRA): New variable.
20740 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20741 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20742 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20744 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20746 * config/i386/i386.c (ix86_builtin_type): Add
20747 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20748 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20749 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20750 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20751 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20752 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20753 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20754 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20755 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20756 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20757 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20758 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20759 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20760 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20761 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20762 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20763 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20764 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20765 V1DI_FTYPE_V2SI_V2SI.
20766 (bdesc_2arg): Moved to ...
20767 (bdesc_args): Here.
20768 (ix86_init_mmx_sse_builtins): Updated.
20769 (ix86_expand_args_builtin): Updated. Take a pointer
20770 to const struct builtin_description. Handle comparison
20772 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20773 (ix86_expand_builtin): Updated.
20775 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20776 (ssse3_pmaddubsw128): This.
20777 (ssse3_pmaddubswv4hi3): Renamed to ...
20778 (ssse3_pmaddubsw): This.
20780 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20781 (__builtin_ia32_packssdw128): Likewise.
20782 (__builtin_ia32_packuswb128): Likewise.
20783 (__builtin_ia32_pmaddubsw): Likewise.
20784 (__builtin_ia32_pmaddubsw128): Likewise.
20786 2008-04-30 Richard Guenther <rguenther@suse.de>
20788 PR tree-optimization/14847
20789 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20790 (recognize_bits_test): Use it.
20791 (recognize_single_bit_test): Likewise.
20793 2008-04-30 Martin Jambor <mjambor@suse.cz>
20795 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20796 instead of setting number of formal parameters to zero.
20797 (ipcp_init_stage): Do not set the number of actual parameters to zero
20799 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20800 which are called with variable number of arguments.
20801 (ipcp_insert_stage): Explicitely skipping all nodes which are
20802 called with variable number of arguments.
20803 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20804 number of parameters.
20806 * ipa-prop.h (struct ipa_node_params): Added flag
20807 called_with_var_arguments
20808 (ipa_set_param_count): Added. Changed sole setter to use it.
20809 (ipa_get_param_count): Added. All readers of param_count
20810 converted to use it instead.
20811 (ipa_set_called_with_variable_arg): Added.
20812 (ipa_is_called_with_var_arguments): Added.
20813 (ipa_get_ith_param): Added. All readers of param_decls converted
20815 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20817 (ipa_get_cs_argument_count): Added, all readers of argument_count
20819 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20822 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20823 (struct ipcp_lattice): Renamed cval_type to type
20824 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20826 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20827 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20828 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20829 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20830 (build_const_val): Changed the type of parameter cvalue to tree
20831 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20832 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20834 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20837 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20838 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20839 (ipa_add_method): Renamed to ipa_push_func_to_list
20840 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20841 (ipa_callsite_param_count): Removed.
20842 (ipa_callsite_param_count_set): Removed.
20843 (ipa_callsite_param): Removed.
20844 (ipa_callsite_callee): Removed.
20845 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20846 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20847 (ipa_method_formal_count): Removed.
20848 (ipa_method_formal_count_set): Removed.
20849 (ipa_method_get_tree): Removed.
20850 (ipa_method_tree_map_create): Removed.
20851 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20852 (ipa_create_param_decls_array): Creates the array itself
20853 (ipa_create_param_decls_array): Temporary variable info instead of
20854 a few dereferences.
20855 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20856 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20857 (get_type): Removed.
20858 (ipa_jf_get_info_type): Removed.
20859 (ipa_node_create): Renamed to ipa_create_node_params
20860 (ipa_free): Renamed to ipa_free_all_node_params
20861 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20862 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20863 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20864 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20865 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20866 ipa_free_all_edge_args
20867 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20868 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20869 (ipa_create_methodlist_node): Removed.
20870 (ipa_methodlist_method): Removed.
20871 (ipa_methodlist_method_set): Removed.
20872 (ipa_methodlist_next_method): Removed.
20873 (ipa_methodlist_next_method_set): Removed.
20874 (ipa_method_is_modified): Removed.
20875 (ipa_method_modify_create): Removed.
20876 (ipa_method_modify_init): Temporary variable info instead of a few
20878 (ipa_detect_param_modifications): Temporary variable info instead of
20879 a few dereferences.
20880 (ipa_compute_jump_functions): Temporary variable info instead of
20881 a few dereferences.
20882 (ipa_method_modify_set): Removed.
20883 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20884 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20885 than craph_node as the first parameter.
20886 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20887 (ipa_method_modify_init): Removed.
20888 (ipa_compute_jump_functions): Added a temp variable instead of
20889 repeatadly dereferencing the cgraph_edge.aux pointer
20890 (ipa_callsite_param_set_type): Removed.
20891 (ipa_compute_jump_functions): i renamed to index and moved to
20893 (ipa_callsite_param_set_info_type_formal): Removed.
20894 (ipa_callsite_param_set_info_type): Removed.
20895 (ipa_callsite_param_map_create): Removed.
20896 (ipa_callsite_tree): Removed.
20897 (ipa_callsite_caller): Removed.
20898 (ipa_pop_func_from_list): return_method removed to return_func
20900 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20901 prefixed all values with IPA_. Changed all users.
20902 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20903 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20904 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20905 (union parameter_info): Renamed to jump_func_value.
20906 (union jump_func_value): Renamed value to constant
20907 (struct ipa_jump_func): Renamed info_type to value
20908 (struct ipa_node): Renamed to ipa_node_params
20909 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20910 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20911 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20912 (struct ipa_edge): Renamed to ipa_edge_args
20913 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20914 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20915 (struct ipa_methodlist): Renamed to ipa_func_list
20916 (struct ipa_func_list): method_p renamed to node, next_method
20918 (ipa_methodlist_p): Removed, switched all users to struct pointer
20919 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20921 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20923 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20924 (rs6000_emit_epilogue): Use backchain to restore only when we
20925 have a large frame. Make use of frame pointer to restore if we
20926 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20928 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20930 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20931 Add mode to zero_extract.
20932 (sign bit tests peepholes): (Ditto.).
20934 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20936 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20937 Instructions in comments with SSE3.
20938 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20939 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20940 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20941 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20942 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20943 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20944 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20945 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20946 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20947 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20948 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20949 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20950 (bdesc_sse_args): Renamed to ...
20951 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20952 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20953 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20954 IX86_BUILTIN_FABSQ.
20955 (bdesc_1arg): Moved to ...
20956 (bdesc_args): Here.
20957 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20958 Instructions in comments with SSE3.
20959 (ix86_expand_sse_operands_builtin): Renamed to ...
20960 (ix86_expand_args_builtin): This. Updated.
20961 (ix86_expand_unop1_builtin): Update comments.
20962 (ix86_expand_builtin): Updated.
20964 2008-04-29 Richard Guenther <rguenther@suse.de>
20966 PR tree-optimization/36078
20967 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20968 Update virtual SSA form after cleaning up the CFG.
20970 2008-04-29 Richard Guenther <rguenther@suse.de>
20972 PR middle-end/15255
20973 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20975 2008-04-29 Richard Guenther <rguenther@suse.de>
20977 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20978 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20979 (compute_flow_insensitive_aliasing): Do not treat
20980 PTR_IS_REF_ALL pointers special.
20981 (get_smt_for): Likewise.
20982 (may_alias_p): Re-structure.
20983 (is_escape_site): A ref-all pointer conversion is not an escape site.
20984 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20985 PTR_IS_REF_ALL pointers special.
20986 * tree-ssa-structalias.h (struct alias_info): Remove
20987 ref_all_symbol_mem_tag field.
20988 (PTR_IS_REF_ALL): Remove.
20990 2008-04-29 Richard Guenther <rguenther@suse.de>
20992 PR middle-end/36077
20993 * fold-const.c (extract_muldiv_1): In combining division constants
20994 make sure to never overflow.
20996 2008-04-29 Nick Clifton <nickc@redhat.com>
20998 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
21000 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21003 * optc-gen.awk: Work around HP-UX/IA awk bug.
21005 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21007 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21010 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21013 * config/i386/i386.md
21014 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21015 Change operand 1 predicate to nonimmediate_operand.
21017 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21020 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21022 * gengtype.c (walk_type, write_func_for_structure): Handle
21024 * doc/gty.texi: Document chain_circular.
21026 2008-04-28 Richard Guenther <rguenther@suse.de>
21028 PR tree-optimization/36066
21029 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21032 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21035 * config/i386/i386.md
21036 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21037 Use match_scratch instead of match_operand for operands 3 and 4.
21039 2008-04-27 Richard Guenther <rguenther@suse.de>
21041 PR tree-optimization/18754
21042 PR tree-optimization/34223
21043 * tree-pass.h (pass_complete_unrolli): Declare.
21044 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21045 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21046 Rewrite loop into loop closed SSA form if it is not already.
21047 (tree_unroll_loops_completely): Re-structure to iterate over
21048 innermost loops with intermediate CFG cleanups.
21049 Unroll outermost loops only if requested or the code does not grow
21051 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21052 loops are available.
21053 (tree_vectorize): Instead do so here.
21054 (tree_complete_unroll): Also unroll outermost loops.
21055 (tree_complete_unroll_inner): New function.
21056 (gate_tree_complete_unroll_inner): Likewise.
21057 (pass_complete_unrolli): New pass.
21058 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21059 uses outside of the loop.
21060 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21061 form if it is available.
21062 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21063 * passes.c (init_optimization_passes): Schedule complete inner
21064 loop unrolling pass before the first CCP pass after final inlining.
21066 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21068 * targhooks.h (default_emutls_var_fields,
21069 default_emutls_var_init): Declare.
21070 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21071 * target.h (struct gcc_target): Add struct emutls member.
21072 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21073 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21074 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21075 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21076 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21077 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21078 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21079 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21080 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21081 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21082 emit debug information.
21083 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21084 * varasm.c: Include targhooks.h.
21085 (emutls_object_section, emutls_tmpl_section): New.
21086 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21087 (EMUTLS_SEPARATOR): New.
21088 (prefix_name): New.
21089 (get_emutls_object_name): New.
21090 (default_emutls_var_fields): New, broken out of ...
21091 (get_emutls_object_type): ... here. Adjust to use target hooks.
21092 (get_emutls_init_templ_addr): Adjust to use target hooks.
21093 (emutls_decl): Adjust to use target hooks.
21094 (emutls_finish): Likewise.
21095 (default_emutls_var_init): New, broken out of ...
21096 (assemble_variable): ... here. Adjust to use target hooks.
21097 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21098 SECCAT_EMUTLS_TMPL.
21099 * c-common.c (handle_section_attribute): Prevent overriding
21100 sections for emulated tls with special sections.
21101 * config/i386/i386.c (x86_64_elf_select_section): Add
21102 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21103 (x86_64_elf_unique_section): Likewise.
21104 * config/vxworks.c: Include tree.h.
21105 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21106 (vxworks_override_options): Set TLS scheme.
21107 * doc/tm.texi (Emulated TLS): New node.
21109 2008-04-26 Simon Baldwin <simonb@google.com>
21112 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21113 with propagated string constants.
21115 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21117 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21118 constraint for operand 2 when operand 0 is memory operand.
21119 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21120 operand 0 is memory operand.
21121 (fix_trunc<mode>_i387_with_temp): Ditto.
21122 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21123 operand 2 when operand 1 is memory operand.
21124 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21125 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21126 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21127 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21128 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21129 operands 2,3 and 4 when operand 1 is memory operand.
21130 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21132 (fistdi2_floor_with_temp): Ditto.
21133 (fist<mode>2_floor_with_temp): Ditto.
21134 (fistdi2_ceil_with_temp): Ditto.
21135 (fist<mode>2_ceil_with_temp): Ditto.
21136 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21138 2008-04-26 David Daney <ddaney@avtrex.com>
21140 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21142 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21143 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21144 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21145 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21146 (compare_and_swap_12): New insn.
21147 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21148 * config/mips/mips.c (mips_force_binary): New function.
21149 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21150 (mips_expand_compare_and_swap_12): New function.
21151 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21153 2008-04-25 Jan Hubicka <jh@suse.cz>
21156 * cfgexpand.c (pass_expand): Turn into RTL pass.
21157 * passes.c (execute_one_pass): Do pass typechecking after execution.
21158 * tree-pass.h (pass_expand): Turn into RTL pass.
21160 * function.h (struct rtl_data): Move here fields
21161 accesses_prior_frames, calls_eh_return, saves_all_registers,
21162 has_nonlocal_goto, has_asm_statement, is_thunk,
21163 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21164 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21165 arg_pointer_save_area_init from struct function; turn into bool.
21166 (struct function): Move
21167 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21168 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21169 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21170 tail_call_emit, arg_pointer_save_area_init
21171 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21172 (current_function_returns_struct, current_function_returns_pcc_struct,
21173 current_function_calls_setjmp, current_function_calls_alloca,
21174 current_function_accesses_prior_frames,
21175 current_function_calls_eh_return, current_function_is_thunk,
21176 current_function_stdarg, current_function_profile,
21177 current_function_limit_stack, current_function_uses_pic_offset_table,
21178 current_function_uses_const_pool, current_function_has_nonlocal_label,
21179 current_function_saves_all_registers,
21180 current_function_has_nonlocal_goto,
21181 current_function_has_asm_statement): Remove accesor macros.
21182 * ra-conflict.c (global_conflicts): Update.
21183 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21184 (suitable_for_tail_call_opt_p): Update.
21185 * builtins.c (expand_builtin_return_addr): Update.
21186 (expand_builtin_setjmp_setup): Update.
21187 (expand_builtin_nonlocal_goto): Update.
21188 * final.c (final_start_function): Update.
21189 (profile_function): Update.
21190 (leaf_function_p): Update.
21191 (only_leaf_regs_used): Update.
21192 * df-scan.c (df_get_exit_block_use_set): Update.
21193 * dojump.c (clear_pending_stack_adjust): Update.
21194 * tree-stdarg.c (gate_optimize_stdarg): Update.
21195 * gimple-low.c (lower_function_body): Update.
21196 * global.c (compute_regsets): Update.
21197 (global_alloc): Update.
21198 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21199 * expr.c (expand_assignment): Update.
21200 * dse.c (dse_step0): Update.
21201 (dse_step1): Update.
21202 * c-decl.c (store_parm_decls): Update.
21203 * local-alloc.c (combine_regs): Update.
21204 (find_free_reg): Update.
21205 * function.c (assign_parms_augmented_arg_list): Update.
21206 (assign_parm_find_data_types): Update.
21207 (assign_parms): Update.
21208 (allocate_struct_function): Update.
21209 (expand_function_start): Update.
21210 (expand_function_end): Update.
21211 (get_arg_pointer_save_area): Update.
21212 (thread_prologue_and_epilogue_insns): Update.
21213 (rest_of_match_asm_constraints): Update.
21214 * stor-layout.c (variable_size): Update.
21215 * gcse.c (gcse_main): Update.
21216 (bypass_jumps): Update.
21217 * gimplify.c (gimplify_function_tree): Update.
21218 * calls.c (emit_call_1): Update.
21219 (expand_call): Update.
21220 * bt-load.c (compute_defs_uses_and_gen): Update.
21221 * except.c (sjlj_assign_call_site_values): Update.
21222 (sjlj_emit_function_enter): Update.
21223 (can_throw_external): Update.
21224 (set_nothrow_function_flags): Update.
21225 (expand_builtin_unwind_init): Update.
21226 (expand_eh_return): Update.
21227 (convert_to_eh_region_ranges): Update.
21228 (output_function_exception_table): Update.
21229 * emit-rtl.c (gen_tmp_stack_mem): Update.
21230 * cfgexpand.c (expand_used_vars): Update.
21231 (tree_expand_cfg): Update.
21232 * cfgcleanup.c (rest_of_handle_jump): Update.
21233 * explow.c (allocate_dynamic_stack_space): Update.
21234 * varasm.c (assemble_start_function): Update.
21235 (force_const_mem): Update.
21236 (mark_constant_pool): Update.
21237 * tree-optimize.c (tree_rest_of_compilation): Update.
21238 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21239 * tree-cfg.c (notice_special_calls): Update.
21240 (is_ctrl_altering_stmt): Update.
21241 (tree_can_make_abnormal_goto): Update.
21242 (tree_purge_dead_abnormal_call_edges): Update.
21243 * config/alpha/predicates.md: Update.
21244 * config/alpha/alpha.c (alpha_sa_mask): Update.
21245 (alpha_sa_size): Update.
21246 (alpha_does_function_need_gp): Update.
21247 (alpha_expand_prologue): Update.
21248 (alpha_start_function): Update.
21249 (alpha_output_function_end_prologue): Update.
21250 (alpha_expand_epilogue): Update.
21251 * config/frv/frv.c (frv_stack_info): Update.
21252 (frv_expand_epilogue): Update.
21253 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21254 (s390_register_info): Update.
21255 (s390_frame_info): Update.
21256 (s390_init_frame_layout): Update.
21257 (s390_can_eliminate): Update.
21258 (save_gprs): Update.
21259 * config/spu/spu.c (spu_split_immediate): Update.
21260 (need_to_save_reg): Update.
21261 (spu_expand_prologue): Update.
21262 (spu_expand_epilogue): Update.
21263 * config/sparc/sparc.md: Update.
21264 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21265 (sparc_tls_got): Update.
21266 (legitimize_pic_address): Update.
21267 (sparc_emit_call_insn): Update.
21268 (sparc_expand_prologue): Update.
21269 (output_return): Update.
21270 (print_operand): Update.
21271 (sparc_function_ok_for_sibcall): Update.
21272 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21273 * config/m32r/m32r.md: Update.
21274 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21275 (m32r_compute_frame_size): Update.
21276 (m32r_expand_prologue): Update.
21277 (m32r_expand_epilogue): Update.
21278 (m32r_legitimize_pic_address): Update.
21279 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21280 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21281 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21282 (gen_push): Update.
21283 (ix86_save_reg): Update.
21284 (ix86_compute_frame_layout): Update.
21285 (ix86_expand_prologue): Update.
21286 (ix86_expand_epilogue): Update.
21287 * config/sh/sh.c (output_stack_adjust): Update.
21288 (calc_live_regs): Update.
21289 (sh5_schedule_saves): Update.
21290 (sh_expand_prologue): Update.
21291 (sh_expand_epilogue): Update.
21292 (sh_setup_incoming_varargs): Update.
21293 (sh_allocate_initial_value): Update.
21294 (sh_get_pr_initial_val): Update.
21295 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21296 * config/sh/sh.md (label:): Update.
21297 * config/avr/avr.c (out_movhi_mr_r): Update.
21298 * config/crx/crx.h (enum): Update.
21299 * config/xtensa/xtensa.h (along): Update.
21300 * config/stormy16/stormy16.c Update.
21301 (xstormy16_compute_stack_layout): Update.
21302 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21303 (fr30_expand_prologue): Update.
21304 * config/cris/cris.c (cris_conditional_register_usage): Update.
21305 (cris_reg_saved_in_regsave_area): Update.
21306 (cris_initial_frame_pointer_offset): Update.
21307 (cris_simple_epilogue): Update.
21308 (cris_expand_prologue): Update.
21309 (cris_expand_epilogue): Update.
21310 (cris_expand_pic_call_address): Update.
21311 (cris_asm_output_symbol_ref): Update.
21312 (cris_asm_output_label_ref): Update.
21313 * config/cris/cris.md Update.
21314 * config/iq2000/iq2000.c (compute_frame_size): Update.
21315 (iq2000_expand_epilogue): Update.
21316 * config/mt/mt.h (save_direction): Update.
21317 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21318 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21319 (ia64_secondary_reload_class): Update.
21320 * config/m68k/m68k.c (m68k_save_reg): Update.
21321 (m68k_expand_prologue): Update.
21322 (m68k_expand_epilogue): Update.
21323 (legitimize_pic_address): Update.
21324 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21325 (first_reg_to_save): Update.
21326 (first_altivec_reg_to_save): Update.
21327 (compute_vrsave_mask): Update.
21328 (compute_save_world_info): Update.
21329 (rs6000_stack_info): Update.
21330 (spe_func_has_64bit_regs_p): Update.
21331 (rs6000_ra_ever_killed): Update.
21332 (rs6000_emit_eh_reg_restore): Update.
21333 (rs6000_emit_allocate_stack): Update.
21334 (rs6000_emit_prologue): Update.
21335 (rs6000_emit_epilogue): Update.
21336 (rs6000_output_function_epilogue): Update.
21337 (output_profile_hook): Update.
21338 (rs6000_elf_declare_function_name): Update.
21339 * config/rs6000/rs6000.h (rs6000_args): Update.
21340 * config/rs6000/rs6000.md: Update.
21341 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21342 * config/arc/arc.c (arc_output_function_epilogue): Update.
21343 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21344 * config/darwin.c (machopic_function_base_name): Update.
21345 * config/score/score3.c (score3_compute_frame_size): Update.
21348 (score3_epilogue): Update.
21349 * config/score/score7.c (score7_compute_frame_size): Update.
21350 (score7_prologue): Update.
21351 (score7_epilogue): Update.
21352 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21353 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21354 * config/arm/arm.c (use_return_insn): Update.
21355 (require_pic_register): Update.
21356 (arm_load_pic_register): Update.
21357 (arm_compute_save_reg0_reg12_mask): Update.
21358 (arm_compute_save_reg_mask): Update.
21359 (thumb1_compute_save_reg_mask): Update.
21360 (output_return_instruction): Update.
21361 (arm_output_function_prologue): Update.
21362 (arm_output_epilogue): Update.
21363 (arm_get_frame_offsets): Update.
21364 (arm_expand_prologue): Update.
21365 (thumb_pushpop): Update.
21366 (thumb_exit): Update.
21367 (thumb1_expand_prologue): Update.
21368 (thumb1_expand_epilogue): Update.
21369 (arm_unwind_emit): Update.
21370 (arm_output_fn_unwind): Update.
21371 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21372 * config/arm/arm.md: Update.
21373 * config/pa/pa.md: Update.
21374 * config/pa/pa.c (legitimize_pic_address): Update.
21375 (compute_frame_size): Update.
21376 (hppa_expand_prologue): Update.
21377 (hppa_expand_epilogue): Update.
21378 (borx_reg_operand): Update.
21379 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21380 (HARD_REGNO_RENAME_OK): Update.
21381 * config/mips/mips.c (mips_global_pointer): Update.
21382 (mips_save_reg_p): Update.
21383 (mips_compute_frame_info): Update.
21384 (mips_frame_pointer_required): Update.
21385 (mips_expand_prologue): Update.
21386 (mips_expand_epilogue): Update.
21387 (mips_can_use_return_insn): Update.
21388 (mips_reorg_process_insns): Update.
21389 * config/v850/v850.c (compute_register_save_size): Update.
21390 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21391 * config/mmix/mmix.c (along): Update.
21392 (mmix_expand_epilogue): Update.
21393 * config/bfin/bfin.c (legitimize_pic_address): Update.
21394 (must_save_p): Update.
21395 (stack_frame_needed_p): Update.
21396 (add_to_reg): Update.
21397 (bfin_expand_prologue): Update.
21398 * stmt.c (expand_asm_operands): Update.
21399 * reload1.c (reload): Update.
21400 (init_elim_table): Update.
21402 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21404 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21406 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21408 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21409 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21410 (mov<mode>): Removed.
21411 (*movv4sf_internal): Likewise.
21412 (*movv2df_internal): Likewise.
21414 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21416 * config.gcc (crx-*-elf): Remove deprecation.
21418 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21420 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21421 __gcc_deregister_frame with atexit.
21422 (deregister_frame_dtor): Remove.
21424 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21425 Nathan Sidwell <nathan@codesourcery.com>
21427 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21429 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21430 (rs6000_isel): Likewise.
21431 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21432 (rs6000_isel): New variable.
21433 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21435 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21438 * c-common.c (handle_vector_size_attribute): Call
21439 lang_hooks.types.reconstruct_complex_type instead of
21440 reconstruct_complex_type.
21441 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21442 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21443 * langhooks.h (struct lang_hooks_for_types): Add
21444 reconstruct_complex_type hook.
21445 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21446 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21448 2008-04-24 Richard Guenther <rguenther@suse.de>
21450 * c-common.h (check_builtin_function_arguments): Declare.
21451 * c-common.c (validate_nargs): New function.
21452 (check_builtin_function_arguments): Likewise.
21453 * c-typeck.c (build_function_call): Call
21454 check_builtin_function_arguments.
21455 * builtins.c (fold_builtin_classify): Remove error reporting code.
21456 (fold_builtin_unordered_cmp): Likewise.
21457 (fold_builtin_1): Likewise.
21458 (fold_builtin_n): Likewise.
21460 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21462 PR tree-optimization/36008
21463 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21464 the original op1, rather than delta by step.
21466 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21467 Sebastian Pop <sebastian.pop@amd.com>
21469 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21470 eliminate_local_variables_stmt, eliminate_local_variables,
21471 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21472 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21473 of code delimited by two edges in the CFG.
21474 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21475 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21476 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21477 the case of parallelisation of reductions.
21478 (expr_invariant_in_region_p): New.
21480 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21481 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21483 2008-04-24 Ira Rosen <irar@il.ibm.com>
21484 Richard Guenther <rguenther@suse.de>
21486 PR tree-optimization/36034
21487 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21488 incapable of dealing with loads with gaps.
21490 2008-04-24 Rafael Espíndola <espindola@google.com>
21492 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21493 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21494 vrp_evaluate_conditional.
21495 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21496 (vrp_evaluate_conditional): Split the cond argument.
21497 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21498 (simplify_stmt_for_jump_threading): Update call to
21499 vrp_evaluate_conditional.
21501 2008-04-24 Ira Rosen <irar@il.ibm.com>
21503 PR tree-optimization/35982
21504 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21505 interleaved data-refs are of the same type.
21507 2008-04-24 Danny Smith <dannysmith@users.net>
21509 * c-format.c (check_format_info_main): Use strncmp rather than a
21510 magic prefix to handle multichar length specs.
21511 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21512 Don't prefix "I64" and "I32" with '\0'.
21514 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21517 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21518 in registers for -m32 only if stdarg_p (fntype).
21520 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21522 PR rtl-optimization/36006
21523 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21524 temp to op0 in order to avoid invalid rtx sharing.
21526 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21528 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21529 check TREE_INVARIANT.
21530 * tree-gimple.c (is_gimple_address): New.
21531 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21532 * tree-gimple.h (is_gimple_address): New.
21533 * tree.h (decl_address_invariant_p): New.
21534 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21535 (build_string): Likewise.
21536 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21537 (tree_invariant_p_1): Likewise.
21538 (save_expr): Use it.
21539 (tree_invariant_p): New.
21540 (skip_simple_arithmetic): Use it.
21541 (stabilize_reference_1): Use it.
21542 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21544 (build1_stat): Drop code to compute TREE_INVARIANT.
21545 (build2_stat): Drop code to compute TREE_INVARIANT.
21546 (build3_stat): Drop code to compute TREE_INVARIANT.
21547 (build4_stat): Drop code to compute TREE_INVARIANT.
21548 (build5_stat): Drop code to compute TREE_INVARIANT.
21549 (build7_stat): Drop code to compute TREE_INVARIANT.
21550 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21551 * tree.h (struct tree_base): Remove invariant_flag.
21552 (TREE_INVARIANT): Remove.
21553 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21554 (fold_builtin_expect): Check TREE_CONSTANT.
21555 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21556 * c-tree.h (c_expr_to_decl): Drop third parameter.
21557 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21558 (build_c_cast): Don't set TREE_INVARIANT.
21559 (pop_init_level): Don't set TREE_INVARIANT.
21560 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21561 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21563 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21564 (gimplify_addr_expr): Adjust comment.
21565 * tree-mudflap.c (mf_build_string):
21566 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21567 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21568 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21569 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21570 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21571 * langhooks.h (struct lang_hooks): Drop third parameter from
21574 2008-04-23 Richard Guenther <rguenther@suse.de>
21576 PR tree-optimization/27799
21577 PR tree-optimization/32921
21578 PR tree-optimization/32624
21579 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21580 SMTs aliases and the tag itself into the solution.
21581 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21582 merge the points-to solution back into the SMT aliases.
21583 (may_alias_p): Use alias_set_subset_of instead of
21584 aliases_conflict_p. A pointer which points to
21585 memory with alias set zero may access any variable.
21587 2008-04-23 Richard Guenther <rguenther@suse.de>
21589 * alias.c (alias_set_subset_of): Correctly handle asking
21590 if zero is a subset of an alias set with zero child.
21591 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21592 (compute_flow_insensitive_aliasing): Correctly walk all
21593 pointers. Do not unnecessarily union sets.
21595 2008-04-23 Richard Guenther <rguenther@suse.de>
21597 PR middle-end/36021
21598 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21600 2008-04-22 Tomas Bily <tbily@suse.cz>
21602 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21604 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21606 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21607 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21608 * tree-inline.c (estimate_num_insns_1): Likewise.
21609 * varasm.c (const_hash_1, compare_constant, copy_constant)
21610 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21611 * emit-rtl.c (component_ref_for_mem_expr)
21612 (set_mem_attributes_minus_bitpos): Likewise.
21613 * expr.c (highest_pow2_factor, expand_expr_real_1)
21614 (is_aligning_offset): Likewise.
21615 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21616 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21617 * dojump.c (do_jump): Likewise.
21618 * builtins.c (get_pointer_alignment, get_memory_rtx)
21619 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21620 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21622 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21624 PR rtl-optimization/36017
21625 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21626 expanding the library call.
21628 2008-04-22 Ian Lance Taylor <iant@google.com>
21630 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21631 than size_in_bytes.
21633 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21635 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21636 of LR/CTR moves for Power6.
21638 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21640 PR middle-end/36003
21641 * passes.c (init_optimization_passes): Remove
21642 pass_fast_rtl_byte_dce.
21644 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21647 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21648 builtin functions to generate faster code.
21649 (_mm_cvtpu16_ps): Ditto.
21650 (_mm_cvtpi32x2_ps): Ditto.
21652 2008-04-22 Nick Clifton <nickc@redhat.com>
21654 * common.opt (ftree-loop-distribution): Add Optimization
21657 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21658 (frv_expand_builtin_va_start): Likewise.
21660 * config/arm/arm.c (thumb_find_work_register): Fix location of
21661 argument register count.
21663 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21665 Support scheduling for ColdFire V1 and V3 microarchitecture.
21666 Improve scheduling of multiplication instructions.
21668 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21669 (mac): New instruction attribute.
21670 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21671 (m68k_sched_mac): New variable.
21672 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21673 Handle cfv1 and cfv3.
21674 (max_insn_size): New static variable.
21675 (struct _sched_ib): New type.
21676 (sched_ib): New static variable.
21677 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21678 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21679 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21681 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21682 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21683 new variables. Update.
21684 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21685 Add modeling of cfv3 instruction buffer. Update.
21686 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21687 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21688 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21689 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21690 a particular reservation applies to.
21691 (type2): Reorganize attribute values. Rename alu to alu_reg,
21692 alu_l to alu, move_l to omove. Join move to alu. Split mul
21693 to mul_l and mul_w.
21694 (cf_ib_*): Simplify description of instruction buffer.
21695 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21696 (cf_mem): Split into cf_mem1 and cf_mem2.
21697 (cf_v2_move_??): Rename to cfv12_alu_??.
21698 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21699 (cf_v2_mul_??): Remove reservations.
21700 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21701 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21702 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21704 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21705 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21706 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21707 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21708 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21709 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21710 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21711 expansions of the above reservations for instructions of sizes
21714 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21716 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21718 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21720 * coverage.c: Include tree-pass.h.
21721 (coverage_counter_alloc): Print da_file_name to the dump file.
21723 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21725 * sbitmap.c (sbitmap_range_empty_p): New function.
21726 * sbitmap.h (sbitmap_range_empty_p): New function.
21727 * bitmap.h: Now includes obstack.h.
21729 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21730 Kenneth Zadeck <zadeck@naturalbridge.com>
21732 * dbgcnt.def (ra_byte_scan): Added.
21733 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21734 when the last hit happens for a counter.
21735 * timevar.def (TV_DF_BYTE_LR): New variable.
21736 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21737 * passes.c (pass_fast_rtl_byte_dce): New pass.
21738 * fwprop.c (update_df): Added mode to call df_ref_create.
21739 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21740 DF_REF_EXTRACT_OFFSET.
21741 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21742 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21744 (df_ref_extract): Added mode field.
21745 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21746 DF_REF_EXTRACT_OFFSET.
21747 (DF_REF_EXTRACT_MODE): New macro.
21748 (df_byte_lr_bb_info): New structure.
21749 (df_print_byte_regset, df_compute_accessed_bytes,
21750 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21751 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21752 df_byte_lr_simulate_uses,
21753 df_byte_lr_simulate_artificial_refs_at_top,
21754 df_byte_lr_simulate_artificial_refs_at_end,
21755 df_compute_accessed_bytes): New function.
21756 (df_ref_create): Add parameter.
21757 (df_byte_lr_get_bb_info): New inline function.
21758 * df-scan.c (df_ref_record, df_uses_record,
21759 df_ref_create_structure): Added mode parameter.
21760 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21761 df_defs_record, df_uses_record, df_get_conditional_uses,
21762 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21763 df_entry_block_defs_collect, df_exit_block_uses_collect):
21764 Added mode parameter to calls to df_ref_record, df_uses_record,
21765 df_ref_create_structure.
21766 (df_ref_equal_p, df_ref_compare): Added test for modes.
21767 (df_ref_create_structure): Added code to set mode. Renamed
21768 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21769 DF_REF_EXTRACT_OFFSET.
21770 * df-core.c (df_print_byte_regset): New function.
21771 * df-byte-scan.c: New file.
21772 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21773 calls to BITMAP_FREE.
21774 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21775 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21776 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21777 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21778 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21779 df_byte_lr_local_compute, df_byte_lr_init,
21780 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21781 df_byte_lr_transfer_function, df_byte_lr_free,
21782 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21783 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21784 df_byte_lr_simulate_uses,
21785 df_byte_lr_simulate_artificial_refs_at_top,
21786 df_byte_lr_simulate_artificial_refs_at_end): New function.
21787 * dce.c (byte_dce_process_block): New function.
21788 (dce_process_block): au is now passed in rather than computed
21789 locally. Changed loops that look at artificial defs to not look
21790 for conditional or partial ones, because there never are any.
21791 (fast_dce): Now is able to drive byte_dce_process_block or
21792 dce_process_block depending on the kind of dce being done.
21793 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21794 (rest_of_handle_fast_byte_dce): New function.
21795 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21796 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21798 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21801 * gcc.h: Added fortran options that take arguments to
21802 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21805 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21807 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21808 scalarization if on the LHS and not a full access.
21810 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21812 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21814 2008-04-18 Rafael Espíndola <espindola@google.com>
21816 * tree-vrp.c (find_case_label_index): Fix the binary search.
21817 (find_case_label_range): New.
21818 (vrp_visit_switch_stmt): Use find_case_label_range.
21819 (simplify_switch_using_ranges): Use find_case_label_range.
21821 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21823 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21824 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21826 2008-04-18 Tom Tromey <tromey@redhat.com>
21829 * doc/cpp.texi (Implementation-defined behavior): Mention
21832 2008-04-18 Ian Lance Taylor <iant@google.com>
21834 * fold-const.c (pointer_may_wrap_p): New static function.
21835 (fold_comparison): Add another test for pointer overflow. Use
21836 pointer_may_wrap_p to disable some false positives.
21838 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21840 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21841 (fname_as_string): Match updated cpp_interpret_string prototype.
21842 (fix_string_type): Support char16_t* and char32_t*.
21843 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21844 derivative) nodes. Register as builtin if C++0x.
21845 (c_parse_error): Support CPP_CHAR{16,32}.
21846 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21847 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21848 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21849 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21850 CTI_CHAR32_ARRAY_TYPE>: New elements.
21851 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21852 char32_type_node, signed_char32_type_node, char16_array_type_node,
21853 char32_array_type_node): New defines.
21854 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21855 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21856 (lex_string): Support CPP_STRING{16,32}, match updated
21857 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21858 (lex_charconst): Support CPP_CHAR{16,32}.
21859 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21860 and CPP_STRING{16,32}.
21862 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21865 * aclocal.m4: Regenerate.
21866 * configure: Regenerate.
21868 2008-04-18 Jan Hubicka <jh@suse.cz>
21870 * except.c (dw2_size_of_call_site_table,
21871 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21873 * cgraphbuild.c (build_cgraph_edges): Update.
21874 * tree-pass.h: Update comment.
21875 * final.c (leaf_function_p): Update.
21876 (leaf_renumber_regs): Update.
21877 (rest_of_clean_state): Update.
21878 * omp-low.c (expand_omp_parallel): Update.
21879 * ipa-reference.c (analyze_function): Update.
21880 * reorg.c (find_end_label): Update.
21881 (optimize_skip): Update.
21882 (fill_simple_delay_slots): Update.
21883 (fill_simple_delay_slots): Update.
21884 (make_return_insns): Update.
21885 (dbr_schedule): Update.
21886 * gimple-low.c (record_vars_into): Update.
21887 * cfgbuild.c (make_edges): Update.
21888 * function.c (assign_stack_local): Update.
21889 (assign_parm_adjust_stack_rtl): Update.
21890 (locate_and_pad_parm): Update.
21891 (allocate_struct_function): Do not initialize stack_alignment_needed
21892 and preferred_stack_boundary here.
21893 (stack_protect_prologue): Update.
21894 (stack_protect_epilogue): Update.
21895 (expand_function_start): Initialize stack_alignment_needed,
21896 preferred_stack_boundary and max_jumptable_ents.
21897 (expand_function_end): Update.
21898 (free_after_compilation): Do not NULLify epilogue_delay_list.
21899 * function.h (struct rtl_data): Add stack_protect_guard,
21900 stack_alignment_needed,
21901 preferred_stack_boundary, epilogue_delay_list.
21902 (struct function): Remove value_histograms, stack_alignment_needed,
21903 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21905 unexpanded_var_list, stack_protect_guard.
21906 (current_function_epilogue_delay_list): Remove.
21907 * ipa-type-escape.c (analyze_function): Update.
21908 * gimplify.c (pop_gimplify_context): Update comment.
21909 * calls.c (expand_call): Update.
21910 (emit_library_call_value_1): Update.
21911 * except.c (set_nothrow_function_flags): Update.
21912 * cfgexpand.c (get_decl_align_unit): Update.
21913 (create_stack_guard): Update.
21914 (estimated_stack_frame_size): Update.
21915 (expand_used_vars): Update.
21916 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21917 * explow.c (allocate_dynamic_stack_space): Update.
21918 * tree-ssa-live.c (remove_unused_locals): Update.
21919 * varasm.c (mark_constant_pool): Update.
21920 * tree-inline.c (remap_decls): Update.
21921 (initialize_cfun): Update.
21922 (declare_return_variable): Update.
21923 (inline_forbidden_p): Update.
21924 (expand_call_inline): Update.
21925 (declare_inline_vars): Update.
21926 (tree_function_versioning): Update.
21927 * tree-flow.h (value_histograms): New.
21928 (VALUE_HISTOGRAMS): New macro.
21929 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21931 * tree-cfg.c (set_bb_for_stmt): Update.
21932 (replace_by_duplicate_decl): Update.
21933 (move_block_to_fn): Update.
21934 (new_label_mapper): Update.
21935 (dump_function_to_file): Update.
21936 * ipa-struct-reorg.c (build_data_structure): Update.
21937 * cfgrtl.c (print_rtl_with_bb): Update.
21938 * reload1.c (reload): Update.
21940 * config/i386/i386.c (setup_incoming_varargs_64,
21941 ix86_compute_frame_layout): Update.
21942 * config/arc/arc.c (arc_output_function_epilogue): Update.
21944 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21946 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21947 for FreeBSD as well.
21948 * gthr-posix95.h: Likewise.
21950 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21952 PR rtl-optimization/35838
21953 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21954 out the byte offset of the first subreg.
21956 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21958 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21959 to split_ti instead of three separate calls with single member arrays.
21960 (subti3 splitter): Ditto.
21961 (adddi3 splitter): Ditto with split_di.
21962 (subdi3 splitter): Ditto.
21963 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21964 two separate calls with single member arrays. Swap match_dup
21965 operands 1 and 2 to better fit into the array.
21966 (negdi2 splitter): Ditto with split_di.
21967 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21968 two separate calls with single member arrays. Swap match_dup operands
21969 6 and 7 to better fit into the array.
21971 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21973 * config/i386/i386.c (sse_builtin_type): New.
21974 (bdesc_sse_args): Likewise.
21975 (bdesc_sse_3arg): Removed.
21976 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21977 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21978 IX86_BUILTIN_ROUNDPS.
21979 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21980 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21981 IX86_BUILTIN_ROUNDPS.
21982 (ix86_expand_sse_4_operands_builtin): Removed.
21983 (ix86_expand_sse_operands_builtin): New.
21984 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21985 and CODE_FOR_sse4_1_roundps.
21986 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21987 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21989 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21992 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21993 regs before frame pop when needed. If use_backchain_to_restore_sp
21994 then load backchain into a temp reg to restore vr and vrsave. Add
21995 code to restore vr after frame pop if possible.
21997 2008-04-17 Richard Guenther <rguenther@suse.de>
21999 * tree-vn.c (expressions_equal_p): Do not check type
22000 equality or compatibility before calling operand_equal_p.
22001 * fold-const.c (operand_equal_p): Check equivalence of
22002 integer constants before bailing out due to signedness or
22003 precision differences.
22004 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
22005 spurious differences in type qualification. Ignore types
22006 for COMPONENT_REFs at all.
22008 2008-04-17 Christian Bruel <christian.bruel@st.com>
22010 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22011 msw_skip comparison.
22013 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22016 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22019 PR tree-optimization/35899
22020 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22021 rather than TREE_OPERAND.
22023 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22026 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22027 temporary registers. Change operand predicate to general_operand.
22028 (remainderxf3): Ditto.
22030 2008-04-16 Richard Guenther <rguenther@suse.de>
22032 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22033 * tree-affine.c (aff_combination_expand): Look through some
22036 2008-04-15 Doug Kwan <dougkwan@google.com>
22038 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22040 * tree-pretty-print.c (dump_generic_node): Ditto.
22041 * final.c (output_addr_const): Ditto.
22042 * dwarf2out.c (output_cfi): Ditto.
22043 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22044 * print-rtl.c (print_rtx): Ditto.
22045 * print-tree.c (print_node_brief, print_node): Ditto.
22046 * c-common.c (match_case_to_enum_1): Ditto.
22047 * sched-vis.c (print_value): Ditto.
22048 * config/i386/i386.c (print_operand): Cast to long unsigned int
22051 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22052 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22053 MS Windows VirtualProtect function.
22055 2008-04-15 Jan Hubicka <jh@suse.cz>
22057 * gengtype.c (write_root): Param_is argument is OK.
22058 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22059 * function.h: Include varray.h
22060 (rtl_eh): New stucture based on except.c one.
22061 (call_site_record): New forward declaration and vector type.
22062 * calls.c (emit_call_1): Do not call
22063 note_current_region_may_contain_throw.
22064 * except.c (eh_status): Remove cur_region, try_region since they are
22066 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22067 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22068 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22069 Remove call_site_data_used, call_site_data_size.
22070 Turn call_site_record into vector in function.h.
22071 (note_current_region_may_contain_throw): Remove.
22072 (get_exception_pointer, get_exception_filter): Do not take struct
22073 function argument; update.
22074 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22075 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22076 build_post_landing_pads, dw2_build_landing_pads,
22077 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22078 sjlj_emit_function_enter, sjlj_emit_function_enter,
22079 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22080 sjlj_build_landing_pads, finish_eh_generation,
22081 remove_exception_handler_label, remove_eh_handler,
22082 maybe_remove_eh_handler, add_reachable_handler,
22083 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22084 add_action_record, collect_one_action_chain, add_call_site,
22085 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22086 sjlj_output_call_site_table, output_function_exception_table,
22087 * except.h (note_current_region_may_contain_throw): Remove
22088 (get_exception_pointer, get_exception_filter): Do not take struct
22090 * Makefile.in (GTFILES): Put varargs before struct function.
22092 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22094 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22095 punt for STRING_CST.
22096 (get_constraint_for): Deal with STRING_CST here instead.
22098 2008-04-15 Richard Guenther <rguenther@suse.de>
22100 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22101 statements in a basic-block with a backward walk. Do not
22102 substitute into dead statements but instead remove those.
22104 2008-04-15 Richard Guenther <rguenther@suse.de>
22106 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22107 to zero, thus disable creation of SFTs.
22109 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22111 * tree-predcom.c (suitable_reference_p): Return false if the
22112 reference can throw.
22114 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22117 * c-decl.c (finish_decl): If extern or static var has variable
22118 size, set TREE_TYPE (decl) to error_mark_node.
22120 2008-04-15 Rafael Espíndola <espindola@google.com>
22122 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22125 2008-04-15 Richard Guenther <rguenther@suse.de>
22127 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22128 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22129 (visit_reference_op_load): Do walk vuse-vdef chains on
22130 vn_reference_lookup.
22131 (visit_reference_op_store): But do not here.
22132 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22133 vn_reference_lookup.
22134 (vn_lookup_with_vuses): But do so here.
22136 2008-04-14 Ian Lance Taylor <iant@google.com>
22138 * fold-const.c (fold_overflow_warning): Remove assertion.
22140 2008-04-15 Ben Elliston <bje@au.ibm.com>
22142 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22143 temp1 local variables.
22145 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22148 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22149 ".text.unlikely" section as executable.
22151 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22153 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22154 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22155 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22156 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22157 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22158 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22159 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22161 2008-04-14 Ian Lance Taylor <iant@google.com>
22163 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22164 * fold-const.c (fold_comparison): If appropriate, test
22165 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22166 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22167 reassociating a pointer type.
22168 * doc/invoke.texi (Optimize Options): Document that
22169 -fstrict-overflow applies to pointer wraparound.
22171 2008-04-13 Jan Hubicka <jh@suse.cz>
22173 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22175 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22177 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22178 we are going to "save the world".
22180 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22182 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22183 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22184 operand 0 constraint, not "=".
22186 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22188 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22190 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22192 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22193 of size of positions_needed * CHAR_BIT.
22195 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22197 PR middle-end/35897
22198 * dse.c (store_info): Change positions_needed to unsigned
22200 (lowpart_bitmask): New.
22201 (record_store): Cast to unsigned HOST_WIDE_INT for
22202 positions_needed. Assert width <= size of positions_needed *
22203 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22204 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22205 lowpart_bitmask to set mask.
22207 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22209 * config/bfin/constraints.md: New file.
22210 * config/bfin/bfin.md: Include it.
22211 (adddi3): Use satisfies_constraint functions instead of the old macros.
22212 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22213 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22214 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22215 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22216 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22217 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22218 EXTRA_CONSTRAINT): Delete.
22219 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22220 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22222 * config/bfin/bfin.c: Include "tm-constrs.h".
22223 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22224 Use satisfies_constraint functions instead of the old macros.
22225 * doc/md.texi (Blackfin Constraints): Update file name reference.
22227 2008-04-11 Richard Guenther <rguenther@suse.de>
22229 PR tree-optimization/35869
22230 * tree-vrp.c (execute_vrp): Move switch statement update after
22231 jump threading. Schedule another cfg cleanup run.
22233 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22236 * attribs.c (decl_attributes): Return early on errorneous node.
22238 2008-04-10 Oleg Ryjkov <olegr@google.com>
22240 * tree.h (struct tree_base): Added a new flag default_def_flag.
22241 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22243 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22245 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22247 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22250 * pa.md: Define mode iterator P. Define mode attribute dwc.
22251 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22252 (icacheflush): Likewise.
22253 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22254 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22256 2008-04-11 Ben Elliston <bje@au.ibm.com>
22258 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22260 2008-04-10 Rafael Espíndola <espindola@google.com>
22262 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22263 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22264 (extract_range_from_expr): The same.
22266 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22268 * config/mips/mips.md (GPR2): New mode iterator.
22269 (seq): Add comment.
22270 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22271 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22272 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22273 Rewrite these to take two modes, the mode of comparison and the
22274 mode of the destination.
22275 * config/mips/mips.c (mips_expand_scc): Instead of having
22276 paradoxical subreg as destination, expand "narrowing" scc if mode
22277 of comparison is SI and target is requested in DI mode.
22278 (mips_emit_int_order_test): Update comment. Make mode of
22279 comparison match CMP0 rather than TARGET. When creating inverse
22280 target use mode of TARGET.
22282 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22284 * gcov-dump.c (tag_summary): Only print summaries for the first
22285 GCOV_COUNTERS_SUMMABLE counters.
22287 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22289 * config/i386/i386.md (absneg): New code iterator.
22290 (absnegprefix): New code attribute.
22291 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22292 patterns using absneg code iterator.
22293 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22294 using absneg code iterator.
22295 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22296 *neg<mode>2 patterns using absneg code iterator.
22297 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22298 *negextendsfdf2 patterns using absneg code iterator.
22299 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22300 *negextendsfxf2 patterns using absneg code iterator.
22301 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22302 *negextendsfdf2 patterns using absneg code iterator.
22303 * config/i386/sse.md (<code><mode>2): Macroize expander from
22304 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22306 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22308 * config/s390/s390.h: Remove the remains of the recent search
22309 & replace action of current_function_outgoing_args_size.
22311 2008-04-10 Ira Rosen <irar@il.ibm.com>
22313 PR tree-optimization/35821
22314 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22315 NEW_STMT_LIST is not NULL.
22317 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22320 * toplev.c (process_options): Remove -ffunction-sections debugging
22323 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22325 PR middle-end/PR28690
22326 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22327 than gen_rtx_fmt_ee to perform more canonicalizations.
22329 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22332 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22334 2008-04-09 Richard Guenther <rguenther@suse.de>
22336 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22337 (dump_function_to_file): Dump function arguments with types.
22339 2008-04-08 Richard Guenther <rguenther@suse.de>
22341 * fold-const.c (fold_widened_comparison): Do not allow
22342 sign-changes that change the result.
22344 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22347 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22348 kinds of indirect references.
22350 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22352 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22353 GNU Fortran language string.
22355 2008-04-08 Rafael Espíndola <espindola@google.com>
22357 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22358 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22359 * tree.h (tree_call_nonnegative_warnv_p): New.
22361 2008-04-08 Jan Hubicka <jh@suse.cz>
22363 * function.c (free_after_compilation): Clear out regno_reg_rtx
22366 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22369 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22371 PR middle-end/PR28690
22372 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22373 same precedence as REG_POINTER and MEM_POINTER operands.
22375 2008-04-08 Richard Guenther <rguenther@suse.de>
22377 PR middle-end/35834
22378 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22379 for adding index to base.
22381 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22383 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22384 (MINGW_ENABLE_EXECUTE_STACK): New.
22385 (IN_LIBGCC2): For libgcc include windows.h file for
22386 function declarations.
22388 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22390 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22391 and tem2 if tem1 is not a REG or MULT.
22393 2008-04-08 Jan Hubicka <jh@suse.cz>
22395 * function.h (incomming_args): Break out of struct function.
22396 (function_subsections): Break out of struct function.
22397 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22398 return_rtx and hard_reg_initial_vals from struct function.
22399 Kill inl_max_label_num.
22400 (current_function_pops_args, current_function_args_info,
22401 current_function_args_size, current_function_args_size,
22402 current_function_pretend_args_size,
22403 current_function_outgoing_args_size,
22404 current_function_internal_arg_pointer, current_function_return_rtx):
22405 Kill compatibility accestor macros.
22406 * builtins.c (expand_builtin_apply_args_1): Update.
22407 (expand_builtin_next_arg): Update.
22408 * df-scan.c (df_get_call_refs): Update.
22409 * dbxout.c (dbxout_function_end): Update.
22410 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22411 (output_line_info): Update.
22412 (secname_for_decl): Update.
22413 (dwarf2out_var_location): Update.
22414 * function.c (free_after_compilation): Update.
22415 (assign_parm_find_stack_rtl): Update.
22416 (assign_parms): Update.
22417 (expand_dummy_function_end): Update.
22418 (expand_function_end): Update.
22419 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22420 (expand_call): Update.
22421 (emit_library_call_value_1): Update.
22422 (store_one_arg): Update.
22423 * varasm.c (initialize_cold_section_name): Update.
22424 (unlikely_text_section): Update.
22425 (unlikely_text_section_p): Update.
22426 (assemble_start_function): Update.
22427 (assemble_end_function): Update.
22428 (default_section_type_flags): Update.
22429 (switch_to_section): Update.
22430 * integrate.c (set_decl_abstract_flags): Update.
22431 (get_hard_reg_initial_val): Update.
22432 (has_hard_reg_initial_val): Update.
22433 (allocate_initial_values): Update.
22434 * resource.c (init_resource_info): Update.
22435 * config/alpha/alpha.c (NUM_ARGS): Update.
22436 (direct_return): Update.
22437 (alpha_va_start): Update.
22438 (alpha_sa_size): Update.
22439 (alpha_initial_elimination_offset): Update.
22440 (alpha_expand_prologue): Update.
22441 (alpha_start_function): Update.
22442 (alpha_expand_epilogue): Update.
22443 (unicosmk_initial_elimination_offset):
22444 * config/alpha/alpha.md (call expander): Update.
22445 * config/s390/s390.c (s390_register_info): Update.
22446 (s390_register_info): Update.
22447 (s390_frame_info): Update.
22448 (s390_initial_elimination_offset): Update.
22449 (s390_build_builtin_va_list): Update.
22450 (s390_va_start): Update.
22451 * config/spu/spu.c (direct_return): Update.
22452 (spu_expand_prologue): Update.
22453 (spu_initial_elimination_offset): Update.
22454 (spu_build_builtin_va_list): Update.
22455 (spu_va_start): Update.
22456 * config/sparc/sparc.c (sparc_init_modes): Update.
22457 (sparc_compute_frame_size): Update.
22458 (function_value): Update.
22459 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22460 * config/i386/i386.md (return expander): Update.
22461 * config/i386/i386.c (ix86_va_start): Update.
22462 (ix86_can_use_return_insn_p): Update.
22463 (ix86_compute_frame_layout): Update.
22464 (ix86_expand_epilogue): Update.
22465 * config/sh/sh.c (output_stack_adjust): Update.
22466 (calc_live_regs): Update.
22467 (sh_expand_prologue): Update.
22468 (sh_builtin_saveregs): Update.
22469 (sh_va_start): Update.
22470 (initial_elimination_offset): Update.
22471 (sh_allocate_initial_value): Update.
22472 (sh_function_ok_for_sibcall): Update.
22473 (sh_get_pr_initial_val): Update.
22474 * config/sh/sh.md (return expander): Update.
22475 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22476 * config/crx/crx.c (crx_compute_frame): UPdate.
22477 (crx_initial_elimination_offset): UPdate.
22478 * config/xtensa/xtensa.c (compute_frame_size): Update
22479 (xtensa_builtin_saveregs): Update.
22480 (xtensa_va_start): Update.
22481 (order_regs_for_local_alloc): Update.
22482 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22483 (xstormy16_expand_builtin_va_start): Update.
22484 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22485 * config/m68hc11/m68hc11.md (return expanders): Update.
22486 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22487 (expand_epilogue): Update.
22488 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22489 (cris_simple_epilogue): Update.
22490 (cris_expand_prologue): Update.
22491 (cris_expand_epilogue): Update.
22492 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22493 (compute_frame_size): Update.
22494 * config/mt/mt.c (mt_compute_frame_size): Update.
22495 * config/mn10300/mn10300.c (expand_prologue): Update.
22496 (expand_epilogue): Update.
22497 (initial_offset): Update.
22498 (mn10300_builtin_saveregs):
22499 * config/mn10300/mn10300.md (return expander): Update.
22500 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22501 (ia64_initial_elimination_offset): Update.
22502 (ia64_initial_elimination_offset): Update.
22503 (ia64_expand_prologue): Update.
22504 * config/m68k/m68k.md (return expander): Update.
22505 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22506 (rs6000_stack_info): Update.
22507 * config/mcore/mcore.c (layout_mcore_frame): Update.
22508 (mcore_expand_prolog): Update.
22509 * config/arc/arc.c (arc_compute_frame_size): Update.
22510 * config/score/score3.c (score3_compute_frame_size): Update.
22511 * config/score/score7.c (score7_compute_frame_size): Update.
22512 * config/arm/arm.c (use_return_insn): Update.
22513 (thumb_find_work_register): Update.
22514 (arm_compute_save_reg_mask): Update.
22515 (arm_output_function_prologue): Update.
22516 (arm_output_epilogue): Update.
22517 (arm_size_return_regs): Update.
22518 (arm_get_frame_offsets): Update.
22519 (arm_expand_prologue): Update.
22520 (thumb_exit): Update.
22521 (thumb_unexpanded_epilogue): Update.
22522 (thumb1_output_function_prologue): Update.
22523 * config/pa/pa.md (return expander): Update.
22524 * config/pa/pa.c (compute_frame_size): Update.
22525 (hppa_builtin_saveregs): Update.
22526 * config/mips/mips.c (mips_va_start): Update.
22527 (mips16_build_function_stub): Update.
22528 (mips_compute_frame_info): Update.
22529 (mips_restore_gp): Update.
22530 (mips_output_function_prologue): Update.
22531 (mips_expand_prologue): Update.
22532 * config/v850/v850.c (compute_frame_size): Update.
22533 (expand_prologue): * config/mmix/mmix.c (along): update.
22534 (mmix_initial_elimination_offset): update.
22535 (mmix_reorg): update.
22536 (mmix_use_simple_return): update.
22537 (mmix_expand_prologue): update.
22538 (mmix_expand_epilogue): Update.
22539 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22540 (emit_link_insn): Update.
22542 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22544 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22545 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22547 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22550 2008-04-07 Jan Hubicka <jh@suse.cz>
22552 * function.h (rtl): Rename to x_rtl.
22553 (crtl): New define.
22554 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22555 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22556 used_temp_slots avail_temp_slots, temp_slot_level,
22557 nonlocal_goto_handler_labels): Update accesstors.
22558 (rtl): New global variable.
22559 (struct function): Move some fileds to rtl_data.
22560 (get_arg_pointer_save_area): Update prototype.
22561 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22562 get_arg_pointer_save_area.
22563 * expr.c (init_expr): Update
22564 * function.c (get_frame_size): Update
22565 (assign_stack_local): Update
22566 (expand_function_end): Update.
22567 (get_art_pointer_save_area): Update
22569 * emit-rtl.c (rtl): Declare.
22570 (regno_reg_rtx): Declare.
22571 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22573 (gen_reg_rtx): Update.
22574 * varasm.c (n_deferred_constatns): Update accestor.
22575 (init_varasm_status): Do not allocate varasm_status.
22576 (force_const_mem, get_pool_size, output_constant_pool): Update.
22577 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22578 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22579 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22580 * sparc/sparc.h (INIT_EXPANDERS): Update.
22581 * ia64/ia64.h (INIT_EXPANDERS): Update.
22583 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22585 * reload.c (push_secondary_reload): Add missing break to for loop.
22587 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22589 PR middle-end/PR28690
22590 * rtlanal.c: Update copyright years.
22591 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22592 as REG_POINTER and MEM_POINTER operands.
22593 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22594 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22595 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22596 * gcse.c: Update copyright years.
22597 (pre_delete): Call gen_reg_rtx_and_attrs.
22598 (hoist_code): Likewise.
22599 (build_store_vectors): Likewise.
22600 (delete_store): Likewise.
22601 * loop-invariant.c (move_invariant_reg): Likewise.
22602 Update copyright years.
22604 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22606 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22607 control string instead of quoted.
22609 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22611 * doc/rtl.texi: Rewrite of subreg section.
22613 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22616 * config/i386/i386.c (legitimize_pic_address): Add treating
22617 of dllimport SYM_REF's.
22618 (legitimize_dllimport_symbol): Add prototype.
22620 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22622 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22623 reference in constructor with non self-referential type.
22625 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22627 Removal of Return with Depressed Stack Pointer support
22628 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22629 (ECF_SP_DEPRESSED): Likewise.
22630 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22631 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22632 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22633 (expand_call): Do not test ECF_SP_DEPRESSED.
22634 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22635 * function.c (keep_stack_depressed): Delete.
22636 (handle_epilogue_set): Likewise.
22637 (update_epilogue_consts): Likewise.
22638 (emit_equiv_load): Likewise.
22639 (thread_prologue_and_epilogue_insns): Remove support for Return with
22640 Depressed Stack Pointer.
22641 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22643 2008-04-06 Richard Guenther <rguenther@suse.de>
22645 PR tree-optimization/35400
22646 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22647 information from SSA_NAMEs.
22649 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22651 * config/avr/avr.h (avr_mega_p): Remove declaration.
22652 (AVR_MEGA): Remove macro.
22653 * config/avr/avr.c (avr_mega_p): Remove variable.
22654 (avr_override_options): Remove inicializion of avr_mega_p.
22655 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22656 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22657 (avr_jump_mode): (Ditto.).
22658 (avr_output_progmem_section_asm_op): (Ditto.).
22659 (avr_asm_init_sections): (Ditto.).
22660 (avr_asm_init_sections): (Ditto.).
22661 (avr_rtx_costs): (Ditto.).
22662 * config/avr/avr.md: (Ditto.).
22663 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22666 2008-04-06 Richard Guenther <rguenther@suse.de>
22668 PR tree-optimization/35842
22669 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22670 is_gimple_invariant_address.
22672 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22674 * gcc.c (default_compilers): Sync Fortran extensions list with
22675 that in fortran/lang-specs.h.
22676 * doc/invoke.texi: Likewise.
22677 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22678 * dwarf2out.c (gen_compile_unit_die): Likewise.
22680 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22682 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22684 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22687 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22688 attribute is used for nested functions.
22690 2008-04-05 Jan Hubicka <jh@suse.cz>
22692 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22694 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22696 (dump_files): Update.
22697 (enable_rtl_dump_file): Do not accept letter argument.
22698 * tree-pass.h (dump_file_info): Remove letter argument.
22699 * toplev.c (decode_d_option): Update -da handling.
22700 * toplev.h (enable_rtl_dump_file): Update prototype.
22701 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22702 it out based on pass type.
22703 (register_dump_files_1): Likewise.
22704 (init_optimization_passes): Update register_one_dump_file calls.
22705 (execute_one_pass): Sanity check that IPA passes are called at IPA
22706 level and RTL passes at RTL level.
22707 (execute_pass_list): IPA pass can not be after or subpass of
22709 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22710 disallov RTL subpasses of IPA subpasses.
22712 2008-04-05 Ben Elliston <bje@au.ibm.com>
22714 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22715 builtins that return exactly once and do not throw. Cache call to
22718 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22720 PR rtl-optimization/34916
22721 PR middle-end/35519
22722 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22723 between instruction pairs.
22725 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22727 * doc/invoke.texi: Document -mbitops for SH.
22728 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22729 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22730 * config/sh/sh.c (print_operand): Add %t operand code.
22731 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22732 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22733 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22734 (extendqihi2): Likewise.
22735 (movqi_i): Likewise.
22736 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22737 (extv): Use bld instruction for SH2A if possible.
22739 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22740 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22741 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22742 (bset.b, bclr.b): Define peepholes.
22743 * config/sh/sh.opt (mbitops): New option.
22745 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22748 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22749 and view convert expression.
22751 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22754 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22756 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22758 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22760 * config/i386/cpuid.h (bit_AES): New.
22761 (bit_PCLMUL): Likewise.
22763 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22764 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22765 SSE2 if AES or PCLMUL is enabled.
22766 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22767 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22768 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22769 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22770 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22771 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22772 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22773 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22774 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22775 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22776 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22777 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22778 __builtin_ia32_aeskeygenassist128 and
22779 __builtin_ia32_pclmulqdq128.
22780 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22781 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22782 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22784 * config/i386/i386.h (TARGET_AES): New.
22785 (TARGET_PCLMUL): Likewise.
22786 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22788 * config/i386/i386.md (UNSPEC_AESENC): New.
22789 (UNSPEC_AESENCLAST): Likewise.
22790 (UNSPEC_AESDEC): Likewise.
22791 (UNSPEC_AESDECLAST): Likewise.
22792 (UNSPEC_AESIMC): Likewise.
22793 (UNSPEC_AESKEYGENASSIST): Likewise.
22794 (UNSPEC_PCLMUL): Likewise.
22796 * config/i386/i386.opt (maes): New.
22797 (mpclmul): Likewise.
22799 * config/i386/sse.md (aesenc): New pattern.
22800 (aesenclast): Likewise.
22801 (aesdec): Likewise.
22802 (aesdeclast): Likewise.
22803 (aesimc): Likewise.
22804 (aeskeygenassist): Likewise.
22805 (pclmulqdq): Likewise.
22807 * config/i386/wmmintrin.h: New.
22809 * doc/extend.texi: Document AES and PCLMUL built-in function.
22811 * doc/invoke.texi: Document -maes and -mpclmul.
22813 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22815 * function.c (free_after_parsing): Replace with
22816 cxx_push_function_context from C++ front-end.
22817 (allocate_struct_function): Don't call langhook.
22818 * langhooks.h (struct lang_hooks_for_functions): Delete.
22819 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22821 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22822 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22823 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22824 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22825 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22826 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22827 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22829 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22830 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22832 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22835 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22838 2008-04-04 Richard Guenther <rguenther@suse.de>
22840 PR middle-end/35823
22841 * fold-const.c (optimize_minmax_comparison): Use the correct
22842 type for the constant in the simplified comparison.
22844 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22846 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22847 Pass L2 size as "--param l2-cache-size" to the compiler.
22848 (decode_l2_cache): New function to decode L2 cache parameters using
22849 0x8000006 extended cpuid function.
22850 (detect_caches_amd): Determine parameters of L2 cache using
22851 decode_l2_caches function.
22852 (decode_caches_intel): Decode L2 cache parameters.
22853 (detect_caches_intel): Determine L2 cache parameters using
22854 decode_caches_intel and decode_l2_caches functions.
22856 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22858 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22859 secondary input reload for subword loads from the constant pool.
22861 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22864 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22865 constants of the appropriate size for runtime calculations.
22868 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22869 decimal-float literal constant zero.
22871 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22874 * c-parser.c (c_parser_omp_atomic): Call
22875 default_function_array_conversion on the RHS.
22877 PR middle-end/35818
22878 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22879 call is_variable_sized if decl has incomplete type.
22881 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22883 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22885 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22887 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22889 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22890 (sgt<u>): Merge sgt and sgtu into new expander.
22891 (sgt, sgtu): Remove expanders.
22892 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22893 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22894 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22895 *sgtu_<mode>_mips16 into new pattern.
22896 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22897 (sge<u>): Merge sge and sgeu into new expander.
22898 (sge, sgeu): Remove expanders.
22899 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22901 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22902 (slt<u>): Merge slt and sltu into new expander.
22903 (slt, sltu): Remove expanders.
22904 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22905 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22906 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22907 *sltu_<mode>_mips16 into new pattern.
22908 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22909 (sle<u>): Merge sle and sleu into new expander.
22910 (sle, sleu): Remove expanders.
22911 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22912 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22913 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22914 *sleu_<mode>_mips16 into new pattern.
22915 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22917 2008-04-03 Jan Hubicka <jh@suse.cz>
22919 PR tree-optimization/35795
22920 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22921 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22922 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22923 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22924 * score/score3.c (score3_output_mi_thunk): Likewise.
22925 * score/score7.c (score7_output_mi_thunk): Likewise.
22926 * mips/mips.c (mips_output_mi_thunk): Likewise.
22928 2008-04-03 Richard Guenther <rguenther@suse.de>
22930 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22931 conversions. Simplify code.
22933 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22935 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22937 2008-04-03 Tom Tromey <tromey@redhat.com>
22938 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22940 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22941 * config/bfin/t-bfin-linux (generated_files): Add
22942 linux-sysroot-suffix.h.
22943 * doc/install.texi (Prerequisites): Require make 3.80.
22944 * doc/sourcebuild.texi (Front End Directory): Document new
22946 * Makefile.in (generated_files): New variable.
22947 (ALL_HOST_OBJS): New variable.
22948 ($(ALL_HOST_OBJS)): New target.
22950 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22952 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22953 (remap_block): Call id->transform_lang_insert_block instead
22955 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22956 Set id.transform_lang_insert_block to NULL.
22957 (clone_body): Move to cp/optimize.c
22958 * tree-inline.h (struct copy_body_data): Change
22959 transform_lang_insert_block to function pointer.
22960 (copy_generic_body, copy_decl_no_change): Export.
22961 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22962 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22963 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22965 * c-tree.h (insert_block): Kill.
22966 * c-decl.c (insert_block): Kill.
22968 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22970 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22971 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22972 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22974 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22975 argument, call {push,pop}_function_context from here.
22976 * c-parser.c: Use c_{push,pop}_function_context.
22978 * function.c (push_function_context_to): Move meat ...
22979 (push_function_context): ... here. Simplify.
22980 * function.c (pop_function_context_from): Move meat ...
22981 (pop_function_context): ... here. Simplify.
22982 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22984 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22985 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22986 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22987 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22989 2008-04-03 Ben Elliston <bje@au.ibm.com>
22991 * expmed.c (extract_force_align_mem_bit_field): Remove.
22993 2008-04-03 Richard Guenther <rguenther@suse.de>
22995 PR middle-end/35800
22996 * expr.h (try_casesi): Adjust prototype.
22997 * expr.c (try_casesi): Take fallback label as extra parameter.
22998 Use that for gen_casesi if default_label is NULL.
22999 * stmt.c (expand_case): Pass fallback label to try_casesi,
23000 make sure to fill gaps with a fallback label if default_label
23003 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
23006 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23008 2008-04-03 Ben Elliston <bje@au.ibm.com>
23010 * expmed.c (extract_split_bit_field): Remove if (0) code.
23011 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23012 (do_ds_constraint): Likewise.
23014 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23016 * doc/cppopts.texi (-dU): Document.
23017 * c-common.h (flag_dump_macros): Update comment.
23018 * c-opts.c (handle_OPT_d): Handle -dU.
23019 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23020 dump_queued_macros, cb_used_define, cb_used_undef): New.
23021 (init_pp_output): Handle -dU.
23022 (cb_line_change): Call dump_queued_macros.
23023 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23025 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23027 * config/avr/predicates.md (io_address_operand): New predicate.
23028 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23029 * config/avr/avr.c (avr_io_address_p): Remove function.
23030 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23031 'avr_io_address_p' function.
23032 (out_movhi_r_mr): (Ditto.).
23033 (out_movqi_mr_r): (Ditto.).
23034 (out_movhi_mr_r): (Ditto.).
23035 (avr_address_cost): (Ditto.).
23037 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23039 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23040 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23041 in 32bit mode when XMM registers are available to avoid store
23043 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23044 corresponding post-reload splitters.
23046 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23048 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23049 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23050 __builtin_ia32_roundss.
23051 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23052 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23053 __builtin_ia32_roundss.
23054 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23055 IX86_BUILTIN_SHUFPD here.
23057 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23059 * config/i386/i386.md (plogic): New.
23060 (plogicprefix): Likewise.
23062 * config/i386/mmx.md (mmx_<code><mode>3): New.
23063 (mmx_and<mode>3): Removed.
23064 (mmx_ior<mode>3): Likewise.
23065 (mmx_xor<mode>3): Likewise.
23067 * config/i386/sse.md (<code><mode>3): New.
23068 (*<code><mode>3): Likewise.
23069 (*<code><mode>3): Likewise.
23070 (<code><mode>3): Likewise.
23071 (*sse_<code><mode>3): Likewise.
23072 (*sse2_<code><mode>3): Likewise.
23073 (<code>tf3): Likewise.
23074 (*<code>tf3): Likewise.
23075 (and<mode>3): Likewise.
23076 (*and<mode>3): Likewise.
23077 (ior<mode>3): Removed.
23078 (*ior<mode>3): Likewise.
23079 (xor<mode>3): Likewise.
23080 (*xor<mode>3): Likewise.
23081 (*and<mode>3): Likewise.
23082 (*ior<mode>3): Likewise.
23083 (*xor<mode>3): Likewise.
23084 (and<mode>3): Likewise.
23085 (*sse_and<mode>3): Likewise.
23086 (*sse2_and<mode>3): Likewise.
23087 (andtf3): Likewise.
23088 (*andtf3): Likewise.
23089 (ior<mode>3): Likewise.
23090 (*sse_ior<mode>3): Likewise.
23091 (*sse2_ior<mode>3): Likewise.
23092 (iortf3): Likewise.
23093 (*iortf3): Likewise.
23094 (xor<mode>3): Likewise.
23095 (*sse_xor<mode>3): Likewise.
23096 (*sse2_xor<mode>3): Likewise.
23097 (xortf3): Likewise.
23098 (*xortf3): Likewise.
23100 2008-04-02 Richard Guenther <rguenther@suse.de>
23102 PR tree-optimization/14495
23103 PR tree-optimization/34793
23104 * tree-vrp.c (struct switch_update): New structure.
23105 (to_remove_edges, to_update_switch_stmts): New VECs.
23106 (simplify_switch_using_ranges): New function. Remove not taken
23107 case labels and edges.
23108 (simplify_stmt_using_ranges): Call it.
23109 (identify_jump_threads): Mark edges we have queued for removal
23110 so we don't thread them.
23111 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23113 * tree-cfg.c (group_case_labels): Deal with missing default label.
23114 (tree_verify_flow_info): Allow missing default label.
23115 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23116 (emit_case_nodes): Likewise.
23117 (expand_case): Do not rely on the default label to be present.
23118 * expr.c (try_casesi): Deal with NULL default_label.
23119 (do_tablejump): Likewise.
23121 2008-04-02 Richard Guenther <rguenther@suse.de>
23123 PR tree-optimization/14495
23124 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23125 SWITCH_EXPR here ...
23126 (vrp_visit_switch_stmt): ... but here (new function).
23127 (find_case_label_index): New helper function.
23128 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23130 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23132 * fwprop.c: Fix ISO-C99ism.
23134 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23137 * Makefile.in (objdir): Set it here.
23138 * configure.ac: Not here. Find dynamic linker characteristics.
23139 * exec-tool.in: Use them.
23140 * aclocal.m4: Regenerate.
23141 * configure: Regenerate.
23143 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23145 * expr.c (expand_var): Delete it.
23146 * expr.h (expand_var): Delete prototype.
23147 * function.c (expand_function_start): Use expand_decl instead.
23148 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23151 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23153 PR rtl-optimization/35542
23154 * fwprop.c (forward_propagate_and_simplify): Replace
23155 loc_reg_mentioned_in_p with reg_mentioned_p.
23157 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23159 PR rtl-optimization/35281
23160 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23161 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23162 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23163 (varying_mem_p): Move above propagate_rtx.
23164 (all_uses_available_at): Do not check MEMs.
23166 2008-04-02 Rafael Espíndola <espindola@google.com>
23168 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23169 (register_edge_assert_for_2): Split the cond argument.
23170 (register_edge_assert_for_1): Adjust for the change in
23171 register_edge_assert_for_2.
23172 (register_edge_assert_for): Split the cond argument.
23173 (find_switch_asserts): Adjust for the change in
23174 register_edge_assert_for.
23176 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23178 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23179 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23180 offsets for 64-bit mingw.
23181 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23182 abi for x86_64-pc-mingw.
23184 2008-04-02 Richard Guenther <rguenther@suse.de>
23186 * tree-vrp.c (extract_range_from_assert): Make sure to not
23187 produce range min/max with TREE_OVERFOW set.
23188 If merging a anti-range and a range keep the anti-range if
23189 the range covers all values of the type.
23190 (register_edge_assert_for_2): Only allow sign-changing
23191 conversions in detecting canonical range checks. Also
23192 register an assert for the unsigned name if useful.
23194 PR tree-optimization/35787
23195 * tree-vrp.c (vrp_val_max): New function.
23196 (vrp_val_min): Likewise.
23197 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23198 (vrp_val_is_min): Likewise.
23199 (supports_overflow_infinity): Use vrp_val_{min,max}.
23200 (negative_overflow_infinity): Likewise.
23201 (positive_overflow_infinity): Likewise.
23202 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23203 (is_positive_overflow_infinity): Likewise.
23204 (is_overflow_infinity): Likewise.
23205 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23206 vrp_val_is_{min,max}.
23207 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23208 to ranges if possible. Avoid empty ranges.
23210 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23212 PR middle-end/35705
23213 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23214 the expression is a function address.
23216 2008-04-01 George Helffrich <george@gcc.gnu.org>
23218 PR fortran/35154, fortran/23057
23219 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23220 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23221 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23222 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23224 (dbxout_syms): Check for COMMON-based symbol and wrap in
23225 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23226 in bracket for efficiency.
23228 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23229 using DW_TAG_common_block + member offset.
23230 (add_pubname_string): New function.
23231 (dw_expand_expr): New function to find block name and offset for
23233 (common_check): New function to check whether symbol in Fortran COMMON.
23234 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23236 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23239 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23241 2008-04-02 Ben Elliston <bje@au.ibm.com>
23243 * config/v850/v850.md (casesi): Remove if (0) code.
23244 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23245 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23247 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23249 * config/i386/i386.md (rex64suffix): New mode attribute.
23250 (floathi<mode>2): Disable expander for SSE math.
23251 (*floathi<mode>2_1): New insn insn_and_split pattern.
23252 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23253 corresponding post-reload splitters.
23254 (*floathi<mode>2_i387): New macroized insn pattern.
23255 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23256 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23257 insn_and_split pattern.
23258 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23259 New macroized instruction patterns and corresponding post-reload
23261 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23262 and corresponding post-reload splitters.
23263 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23264 New macroized instruction patterns.
23265 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23266 macroized instruction patterns and corresponding post-reload splitters.
23267 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23268 corresponding post-reload splitters.
23269 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23270 New macroized instruction patterns.
23271 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23272 corresponding post-reload splitters.
23273 (*floatsi<mode>2_i387): New macroized instruction patterns.
23275 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23277 * config/i386/i386.md (smaxmin): New.
23278 (umaxmin): Likewise.
23279 (maxminiprefix): Likewise.
23280 (maxminfprefix): Likewise.
23281 (<code><mode>3): Likewise.
23282 (smin<mode>3): Removed.
23283 (smax<mode>3): Likewise.
23285 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23286 (mmx_<code>v4hi3): Likewise.
23287 (mmx_<code>v8qi3): Likewise.
23288 (mmx_smaxv2sf3): Removed.
23289 (mmx_sminv2sf3): Likewise.
23290 (mmx_umaxv8qi3): Likewise.
23291 (mmx_smaxv4hi3): Likewise.
23292 (mmx_uminv8qi3): Likewise.
23293 (mmx_sminv4hi3): Likewise.
23295 * config/i386/sse.md (<addsub><mode>3): New.
23296 (*<addsub><mode>3): Likewise.
23297 (<sse>_vm<addsub><mode>3): Likewise.
23298 (<maxmin><mode>3): Likewise.
23299 (*<maxmin><mode>3_finite): Likewise.
23300 (*<maxmin><mode>3): Likewise.
23301 (<sse>_vm<maxmin><mode>3): Likewise.
23302 (sse3_h<addsub>v4sf3): Likewise.
23303 (sse3_h<addsub>v2df3): Likewise.
23304 (<maxmin>v16qi3): Likewise.
23305 (*<maxmin>v16qi3): Likewise.
23306 (<maxmin>v8hi3): Likewise.
23307 (*<maxmin>v8hi3): Likewise.
23308 (*sse4_1_<maxmin><mode>3): Likewise.
23309 (*sse4_1_<maxmin><mode>3): Likewise.
23310 (add<mode>3): Removed.
23311 (*add<mode>3): Likewise.
23312 (<sse>_vmadd<mode>3): Likewise.
23313 (sub<mode>3): Likewise.
23314 (*sub<mode>3): Likewise.
23315 (<sse>_vmsub<mode>3): Likewise.
23316 (smin<mode>3): Likewise.
23317 (*smin<mode>3_finite): Likewise.
23318 (*smin<mode>3): Likewise.
23319 (<sse>_vmsmin<mode>3): Likewise.
23320 (smax<mode>3): Likewise.
23321 (*smax<mode>3_finite): Likewise.
23322 (*smax<mode>3): Likewise.
23323 (<sse>_vmsmax<mode>3): Likewise.
23324 (sse3_haddv4sf3): Likewise.
23325 (sse3_haddv2df3): Likewise.
23326 (sse3_hsubv4sf3): Likewise.
23327 (sse3_hsubv2df3): Likewise.
23328 (umaxv16qi3): Likewise.
23329 (*umaxv16qi3): Likewise.
23330 (smaxv8hi3): Likewise.
23331 (*smaxv8hi3): Likewise.
23332 (*sse4_1_smax<mode>3): Likewise.
23333 (*sse4_1_umax<mode>3): Likewise.
23334 (uminv16qi3): Likewise.
23335 (*uminv16qi3): Likewise.
23336 (sminv8hi3): Likewise.
23337 (*sminv8hi3): Likewise.
23338 (*sse4_1_smin<mode>3): Likewise.
23339 (*sse4_1_umin<mode>3): Likewise.
23341 2008-04-01 Rafael Espíndola <espindola@google.com>
23343 * tree-cfg.c (verify_expr): remove in_phi.
23344 (verify_stmt): Don't call walk_tree with verify_expr. Use
23345 is_gimple_min_invariant instead of is_gimple_val.
23347 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23349 * doc/include/gpl_v3.texi: Update for manpage generation.
23350 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23352 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23353 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23354 gpl_v3.texi instead of gpl.texi.
23357 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23360 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23362 2008-04-01 Rafael Espíndola <espindola@google.com>
23364 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23365 (extract_code_and_val_from_cond): Use
23366 extract_code_and_val_from_cond_with_ops.
23368 2008-04-01 Jan Hubicka <jh@suse.cz>
23370 * function.c (free_after_compilation): Free epilogue_delay_list.
23371 (prepare_function_start): Assert that previous compilation was freed.
23373 2008-04-01 Jan Hubicka <jh@suse.cz>
23374 Jim Wilson <wilson@tuliptree.org>
23375 Andreas Tobler <andreast@gcc.gnu.org>
23377 PR middle-end/35781
23378 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23379 rtl.emit instead cfun->emit.
23380 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23381 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23383 2008-04-01 Ben Elliston <bje@au.ibm.com>
23385 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23387 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23389 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23391 (fprofile-use): Add var flag_profile_use
23392 * coverage.c (coverage_begin_output): Do not open a gcno file for
23393 output only if -ftest-coverage is set.
23394 Do not add getpwd() to gcda file path.
23395 (build_gcov_info): Check the new flag
23396 flag_profile_datafile_relative_path.
23397 (coverage_init): Use profile_data_prefix.
23398 Read profile counter only if flag_profile_use is set.
23399 * opts.c (common_handle_option): New option fprofile-use=,
23400 fprofile-dir=, fprofile-generate=.
23401 * toplev.c (profile_data_prefix): New variable definition.
23402 * toplev.h (profile_data_prefix): New declaration.
23403 * doc/invoke.tex (Option Summary, Optimization Options):
23406 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23408 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23409 use tmp consistently.
23412 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23413 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23414 UNSPEC_FR_RECIP_APPROX_RES.
23415 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23417 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23420 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23422 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23424 PR middle-end/30186
23425 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23426 element of the vector via a pointer.
23428 2008-03-31 Ian Lance Taylor <iant@google.com>
23430 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23432 2008-03-31 Jan Hubicka <jh@suse.cz>
23434 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23435 get_arg_pointer_save_area.
23436 * expr.c (init_expr): Just clear out rtl.expr.
23437 * function.c (free_after_compilation): Clear out whole RTL structure.
23438 (get_func_frame_size): Merge into ...
23439 (get_frame_size): ... this one.
23440 (assign_stack_local_1): Merge into ...
23441 (assign_stack_local): ... this one.
23442 (expand_function_end): Update call of get_arg_pointer_save_area.
23443 (get_art_pointer_save_area): Remove cfun argument.
23444 * function.h (emit_status): regno_pointer_align does not need length
23445 attribute. Move x_regno_reg_rtx to ...
23446 (regno_reg_rtx): ... new global array.
23447 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23448 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23449 apply_args_value, forced_labels, stack_pointer_delta):
23451 (struct varasm_status): Move here from varasm.c
23452 (struct rtl_data): New. Move here some fields from struct function.
23453 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23454 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23455 used_temp_slots avail_temp_slots, temp_slot_level,
23456 nonlocal_goto_handler_labels): Update accesstors.
23457 (rtl): New global variable.
23458 (struct function): Move some fileds to rtl_data.
23459 (get_arg_pointer_save_area): Update prototype.
23460 * emit-rtl.c (rtl): Declare.
23461 (regno_reg_rtx): Declare.
23462 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23464 (gen_reg_rtx): Update.
23465 (init_virtual_regs): Do not tate emit_status argument.
23466 (init_emit): Do not allocate emit.
23467 * varasm.c (varasm_statuc): Move to function.h.
23468 (n_deferred_constatns): Update accestor.
23469 (init_varasm_status): Do not allocate varasm_status.
23470 (force_const_mem, get_pool_size, output_constant_pool): Update.
23471 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23472 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23474 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23476 PR rtl-optimization/35729
23477 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23480 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23483 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23484 load/store if memory is unaligned.
23485 (*movti_rex64): Likewise.
23487 * config/i386/predicates.md (misaligned_operand): New.
23489 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23492 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23495 2008-03-31 Jan Beulich <jbeulich@novell.com>
23497 * config/ia64/constraints.md: Add 'j' constraint.
23498 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23499 (movdi_internal): Likewise.
23501 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23504 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23506 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23509 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23510 proper error message for the third argument on blendpd and
23513 * config/i386/sse.md (blendbits): New.
23514 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23516 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23518 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23520 2008-03-30 Richard Guenther <rguenther@suse.de>
23522 PR middle-end/31023
23523 * fold-const.c (fold_sign_changed_comparison): Do leave
23524 conversions to base-types alone.
23526 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23528 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23529 the link register if one altivec register is be saved.
23531 2008-03-30 Ben Elliston <bje@au.ibm.com>
23533 * final.c (final_scan_insn): Remove if (0) code.
23535 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23537 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23539 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23541 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23542 of V4SFmode to ix86_binary_operator_ok.
23544 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23546 * config/i386/i386.c (override_options): Initialize
23547 ix86_veclib_handler to ix86_veclibabi_svml when
23548 -mveclibabi=svml is used.
23549 (ix86_veclibabi_svml): New function for SVML ABI style
23550 vectorization support.
23551 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23553 2008-03-28 Rafael Espíndola <espindola@google.com>
23555 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23556 (tree_binary_nonnegative_warnv_p): Make it public.
23557 (tree_single_nonnegative_warnv_p): Make it public.
23558 (tree_invalid_nonnegative_warnv_p): Make it public.
23559 (tree_unary_nonzero_warnv_p): Make it public.
23560 (tree_binary_nonzero_warnv_p): Make it public
23561 (tree_single_nonzero_warnv_p): Make it public.
23562 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23563 (extract_range_from_binary_expr): Split the expr argument.
23564 (extract_range_from_unary_expr): Split the expr argument.
23565 (extract_range_from_comparison): Split the expr argument.
23566 (extract_range_from_expr): Use the new aux functions.
23567 (vrp_evaluate_conditional_warnv): Use
23568 vrp_evaluate_conditional_warnv_with_ops.
23569 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23570 (tree_binary_nonzero_warnv_p): Declare.
23571 (tree_single_nonzero_warnv_p): Declare.
23572 (tree_expr_nonzero_warnv_p): Declare.
23573 (tree_unary_nonnegative_warnv_p): Declare.
23574 (tree_binary_nonnegative_warnv_p): Declare.
23575 (tree_single_nonnegative_warnv_p): Declare.
23576 (tree_invalid_nonnegative_warnv_p): Declare.
23578 2008-03-28 Richard Guenther <rguenther@suse.de>
23580 PR tree-optimization/30317
23581 PR tree-optimization/30911
23582 PR tree-optimization/34793
23583 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23584 (struct assert_locus_d): New member EXPR.
23585 (register_new_assert_for): Add EXPR parameter to support
23586 ASSERT_EXPR <name, expr OP limit>.
23587 (register_edge_assert_for_1): Adjust callers.
23588 (find_assert_locations): Likewise.
23589 (process_assert_insertions_for): Build condition from expression.
23590 (extract_range_from_assert): Handle ASSERT_EXPRs
23591 of the form ASSERT_EXPR <name, expr OP limit>.
23592 (register_edge_assert_for_2): New helper registering
23593 asserts for comparisons. Recognize range tests of the form
23594 (unsigned)i - CST1 OP CST2.
23595 (register_edge_assert_for_1): Use it.
23596 (register_edge_assert_for): Likewise.
23597 (needs_overflow_infinity): Integer sub-types
23598 do not need overflow infinities.
23599 (vrp_val_is_max): The extreme values of integer sub-types
23600 are those of the base type.
23601 (vrp_val_is_min): Likewise.
23602 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23605 2008-03-28 Nick Clifton <nickc@redhat.com>
23608 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23609 Return GENERAL_REGS for stack adjustment reloads.
23611 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23614 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23615 const_vector when all the vectors are constant.
23617 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23619 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23621 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23622 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23624 (s<code>_sf): Use new scc_sf attribute for opcode names.
23626 2008-03-27 Tom Tromey <tromey@redhat.com>
23628 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23629 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23630 config/spu/t-spu-elf, config/i386/t-interix,
23631 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23632 config/i386/x-darwin, config/i386/x-mingw32,
23633 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23634 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23635 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23636 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23637 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23638 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23639 config/score/t-score-elf, config/arm/t-strongarm-pe,
23640 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23641 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23642 Revert automatic dependency patch.
23644 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23647 * config/i386/i386.c (ix86_function_arg_boundary): Align
23648 decimal floating point to its natural boundary.
23650 2008-03-27 Richard Guenther <rguenther@suse.de>
23652 PR middle-end/35716
23653 * fold-const.c (fold_comparison): Restrict distinct decl
23654 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23655 solely rely on operand_equal_p.
23657 2008-03-27 Richard Guenther <rguenther@suse.de>
23660 * c-common.c (handle_weak_attribute): Reject combination of
23663 2008-03-27 Richard Guenther <rguenther@suse.de>
23665 PR tree-optimization/32810
23666 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23667 conversions from DECL_INITIAL.
23668 (fold_const_aggregate_ref): Likewise from constructor elements.
23670 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23672 * tree-affine.h (aff_combination_expand): Declare.
23673 (get_inner_reference_aff): Likewise.
23674 * tree-affine.c (aff_combination_expand): Split out from
23675 tree_to_aff_combination_expand.
23676 (get_inner_reference_aff): New function.
23677 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23678 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23679 (struct lim_aux_data): sm_done field removed.
23680 (mem_ref_loc_p, mem_ref_locs_p): New types.
23681 (struct mem_ref): Added id, stored, accesses_in_loop,
23682 indep_loop, dep_loop, indep_ref, dep_ref fields.
23683 Removed is_stored, locs and next fields.
23684 (memory_accesses): New variable.
23685 (movement_possibility): Do not allow moving statements
23686 that store to memory.
23687 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23689 (determine_max_movement): For statements with memory references,
23690 find the outermost loop in that the reference is independent.
23691 (move_computations_stmt): Mark the virtual operands for renaming.
23692 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23693 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23694 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23695 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23696 create_vop_ref_mapping, analyze_memory_references,
23697 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23698 get_all_locs_in_loop, ref_always_accessed_p,
23699 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23700 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23701 store_motion_loop, store_motion): New functions.
23702 (struct vop_to_refs_elt): New type.
23703 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23704 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23705 (schedule_sm): Replaced by...
23706 (execute_sm): ... this.
23707 (determine_lsm_ref, hoist_memory_references,
23708 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23709 find_more_ref_vops, free_mem_ref, free_mem_refs,
23710 determine_lsm_loop, determine_lsm): Removed.
23711 (tree_ssa_lim_finalize): Free data structures used by store motion.
23712 (tree_ssa_lim): Call analyze_memory_references. Use
23713 store_motion instead of determine_lsm.
23715 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23717 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23718 rename tmake_file to m68hc11/t-m68hc11.
23719 (mcore): Set inhibit_libc to true.
23720 * config.host (alpha*-dec-*vms*): Set extra_programs.
23721 (interix3*): Don't use host_xmake_file.
23722 * configure.ac: Let config.gcc override inhibit_libc.
23723 * configure: Regenerate.
23725 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23726 * config/t-openbsd-thread: Remove commented out lines.
23728 * config/x-interix: Remove.
23730 * config/m68hc11/t-m68hc11-gas: Rename to...
23731 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23733 * config/mcore/t-mcore: Remove T_CFLAGS.
23734 * config/mcore/t-mcore-pe: Likewise.
23736 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23738 * configure.ac: Replace custom __GNU_SOURCE test with
23739 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23740 * aclocal.m4: Regenerate.
23741 * configure: Regenerate.
23742 * config.in: Regenerate.
23744 2008-03-27 Richard Guenther <rguenther@suse.de>
23746 * fold-const.c (target.h): Include.
23747 (fold_comparison): Fold comparison of addresses of decls
23748 that bind locally or of constants. Consolidate address folding code.
23749 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23750 results from fold_binary_to_constant.
23751 (compare_values_warnv): Likewise.
23753 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23755 PR middle-end/35429
23756 * fold-const.c (fold_truthop): Check for integeral types when folding
23757 a == 0 && b == 0 and a != 0 || b != 0 .
23759 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23761 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23763 2008-03-26 Andreas Schwab <schwab@suse.de>
23765 * doc/invoke.texi: Fix use of @item vs. @itemx.
23767 2008-03-26 Tom Tromey <tromey@redhat.com>
23769 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23770 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23771 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23772 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23773 build/genconstants.o, build/genemit.o, build/genextract.o,
23774 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23775 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23778 2008-03-26 Richard Guenther <rguenther@suse.de>
23781 2008-03-26 Richard Guenther <rguenther@suse.de>
23783 * fold-const.c (target.h): Include.
23784 (fold_comparison): Fold comparison of addresses of two decls
23785 that bind locally. Consolidate address folding code.
23787 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23789 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23790 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23791 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23792 dconstsqrt2, dconstthird, dconste and/or dconst10.
23793 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23794 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23795 dconstsqrt2, dconste): Delete.
23796 (init_emit_once): Likewise. Simplify initializing dconstm1.
23798 * real.c (get_real_const): New.
23799 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23800 dconstsqrt2, dconste): Delete.
23801 (real_value_const, get_real_const): New.
23803 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23805 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23807 * config/i386/i386.c (ix86_function_arg_boundary): Check
23808 BIGGEST_ALIGNMENT instead of 128.
23809 (setup_incoming_varargs_64): Likewise.
23811 2008-03-26 Tom Tromey <tromey@redhat.com>
23813 * Makefile.in (DEPFILES): Add missing '/'.
23815 2008-03-26 Richard Guenther <rguenther@suse.de>
23817 * fold-const.c (target.h): Include.
23818 (fold_comparison): Fold comparison of addresses of two decls
23819 that bind locally. Consolidate address folding code.
23821 2008-03-26 Nick Clifton <nickc@redhat.com>
23824 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23825 not allow INT+INT as a legitimate addressing mode.
23827 2008-03-26 Richard Guenther <rguenther@suse.de>
23829 * tree-flow.h (widen_bitfield): Remove declaration.
23830 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23831 (widen_bitfield): Remove function.
23832 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23835 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23838 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23841 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23843 PR rtl-optimization/35232
23844 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23845 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23846 reg_reloaded_call_part_clobbered here.
23847 (reload_regs_reach_end_p): New function.
23848 (reload_reg_rtx_for_input): New variable.
23849 (reload_reg_rtx_for_output): Likewise.
23850 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23851 when reassigning a pseudo register. Load reloadreg from
23852 reload_reg_rtx_for_input, moving the mode and register
23854 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23855 instead of the original when deciding whether an input reload
23856 would be a no-op or whether an output reload can be deleted.
23857 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23858 when setting up new_spill_reg_store. Load it from
23859 reload_reg_rtx_for_output, moving the mode and register
23861 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23862 instead of the original when deciding whether an output reload
23863 would be a no-op. Do the same when modifying insn notes.
23864 Use rtx_equal_p instead of == to compare the registers.
23865 (inherit_piecemeal_p): Take a mode and two register numbers
23867 (emit_reload_insns): Clear new_spill_reg_store for every hard
23868 register in the reload register. Remove spill registers
23869 from reg_reloaded_valid before considering whether to record
23870 inheritance information for them. Use reload_reg_rtx_for_output
23871 instead of reg_rtx when recording output reloads. Use
23872 reload_reg_rtx_for_input instead of reg_rtx when recording
23873 input reloads. Set or clear reg_reloaded_call_part_clobbered
23874 at the same time as setting reg_reloaded_valid.
23875 (delete_output_reload): Add a new_reload_reg parameter and use it
23876 instead of rld[j].reg_rtx.
23877 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23880 2008-03-25 Tom Tromey <tromey@redhat.com>
23882 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23883 (build/genattr.o): Likewise.
23884 (build/genattrtab.o): Likewise.
23885 (build/gencodes.o): Likewise.
23886 (build/genconfig.o): Likewise.
23887 (build/genconstants.o): Likewise.
23888 (build/genemit.o): Likewise.
23889 (build/genextract.o): Likewise.
23890 (build/genflags.o): Likewise.
23892 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23894 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23895 instead of size_int for integer types.
23896 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23897 to match type of MINUS_EXPR.
23899 2008-03-25 Tom Tromey <tromey@redhat.com>
23901 * configure: Rebuilt.
23902 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23905 2008-03-25 Tom Tromey <tromey@redhat.com>
23907 * config/x-solaris (host-solaris.o): Update.
23908 * config/x-linux (host-linux.o): Update.
23909 * config/x-hpux (host-hpux.o): Update.
23910 * config/x-darwin (host-darwin.o): Update.
23911 * config/v850/t-v850e (v850-c.o): Update.
23912 * config/v850/t-v850 (v850-c.o): Update.
23913 * config/t-vxworks (vxworks.o): Update.
23914 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23915 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23916 * config/spu/t-spu-elf (spu-c.o): Update.
23918 * config/sh/t-symbian (sh-c.o): Update.
23919 (symbian.o): Update.
23920 * config/sh/t-sh (sh-c.o): Update.
23921 * config/score/t-score-elf (score7.o, score3.o): Update.
23922 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23923 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23924 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23925 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23926 (rs6000.o): Remove.
23927 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23928 * config/m32c/t-m32c (m32c-pragma.o): Update.
23929 * config/ia64/t-ia64 (ia64-c.o): Update.
23930 * config/i386/x-mingw32 (host-mingw32.o): Update.
23931 * config/i386/x-i386 (driver-i386.o): Update.
23932 * config/i386/x-darwin (host-i386-darwin.o): Update.
23933 * config/i386/x-cygwin (host-cygwin.o): Update.
23934 * config/i386/t-nwld (nwld.o): Update.
23935 * config/i386/t-netware (netware.o): Update.
23936 * config/i386/t-interix (winnt.o): Update.
23937 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23938 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23939 msformat-c.o): Update.
23940 * config/bfin/t-bfin-linux (generated_files): Add
23941 linux-sysroot-suffix.h.
23942 * config/arm/t-wince-pe (pe.o): Update.
23943 * config/arm/t-strongarm-pe (pe.o): Update.
23944 * config/arm/t-pe (pe.o): Update.
23945 * config/arm/t-arm (arm-c.o): Update.
23946 * doc/install.texi (Prerequisites): Require make 3.80.
23947 * Makefile.in: Remove .o targets.
23948 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23949 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23950 (simple_generated_h, simple_generated_c): Move earlier.
23951 (generated_files): New variable.
23952 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23953 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23954 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23955 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23956 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23957 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23958 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23959 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23960 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23961 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23962 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23963 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23965 (COMPILE.base, COMPILE): New variables.
23966 (%.o): New pattern rule.
23967 (ALL_HOST_OBJS): New variable.
23968 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23969 (dummy-checksum.o, cc1-checksum.o): Remove.
23970 (DRIVER_SHLIB): New variable.
23971 (DRIVER_DEFINES): Use it.
23972 (gencondmd.c): Move out of build/.
23973 (s-conditions): Update.
23974 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23975 (ALL_BUILD_OBJS): Likewise.
23976 (build/%.o): Use BUILDCOMPILE.
23977 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23978 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23979 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23980 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23981 build/genconfig.o, build/genconstants.o, build/genemit.o,
23982 build/genextract.o, build/genflags.o, build/genmddeps.o,
23983 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23984 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23985 build/gen-protos.o, build/scan.o, build/fix-header.o,
23986 build/scan-decls.o): Simplify.
23987 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23988 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23989 prefix.o, toplev.o): Reduce to variable setting.
23990 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23991 ($(out_object_file), gcc-options.o): New targets.
23992 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23993 * configure: Rebuilt.
23994 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23995 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23997 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23999 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
24000 complain when we hit an error, return ERROR_MARK_NODE.
24002 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24004 * config/sh/constraints.md (Pso, Psz): New constraints.
24005 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
24006 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24008 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24010 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24011 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24013 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24015 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24016 (prefetch_sh2a): New.
24018 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24019 Naveen.H.S <naveen.hs@kpitcummins.com>
24021 * config/sh/constraints.md (I28): New constraint.
24022 * config/sh/sh.c (broken_move): Add support for movi20s.
24023 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24025 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24026 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24027 Naveen.H.S <naveen.hs@kpitcummins.com>
24029 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24030 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24031 (print_operand): Handle resbank in %@ operand code.
24032 (sh_encode_section_info): New.
24033 (push_regs): Add conditions for resbank.
24034 (sh_expand_epilogue): Likewise.
24035 (sh_insert_attributes): Likewise.
24036 (sh_attribute_table): Likewise.
24037 (sh_handle_resbank_handler_attribute): New.
24038 (sh2a_handle_function_vector_handler_attribute): New.
24039 (sh2a_is_function_vector_call): New.
24040 (sh2a_get_function_vector_number): New.
24041 (sh2a_function_vector_p): New.
24042 (sh_cfun_resbank_handler_p): New.
24043 * config/sh/sh.md (calli): Emit jsr/n if possible.
24044 (calli_tbr_rel): New.
24045 (calli_pcrel): Emit jsr/n if possible.
24046 (return_i): Emit rts/n if possible.
24047 (call_valuei_tbr_rel): New.
24048 (call_valuei_pcrel): Add condition for SH2A target.
24049 (call_value): Likewise.
24050 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24051 (sh2a_get_function_vector_number): Likewise.
24052 (sh2a_is_function_vector_call): Likewise.
24053 * doc/extend.texi: Document TBR relative addressing of SH2A.
24054 (resbank): Add description for SH2A.
24056 2008-03-24 Richard Guenther <rguenther@suse.de>
24059 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24060 pointer assignments change conversions according to middle-end rules.
24061 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24062 * configure.ac: Include type checking in yes.
24063 * configure: Regenerate.
24065 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24067 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24068 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24070 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24072 * gthr-vxworks.h (UNUSED): Define.
24074 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24076 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24078 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24080 * doc/extend.texi (Function Attributes): Add missing comma in the
24081 example of the "alloc_size" attribute.
24083 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24086 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24088 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24091 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24094 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24095 of the underlying type of a MS bitfield layout to the natural
24096 alignment of the type.
24098 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24100 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24101 to their natural alignment to avoid store forwarding stalls.
24103 2008-03-22 Richard Guenther <rguenther@suse.de>
24105 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24106 For PHI nodes verify the address is invariant.
24107 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24108 (get_symbol_constant_value): Use is_gimple_min_invariant.
24109 (maybe_fold_stmt_indirect): Likewise.
24111 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24113 PR rtl-optimization/33927
24114 * Makefile.in (dse.o): Depend on $(TM_P_H).
24115 * expr.h (extract_low_bits): Declare.
24116 * expmed.c (extract_low_bits): New function.
24117 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24118 * dse.c: Include tm_p.h.
24119 (find_shift_sequence): Remove the read_reg argument and return the
24120 read value. Emit the instructions instead of returning them.
24121 Iterate on new_mode rather than calculating it each time.
24122 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24123 source to NEW_MODE and extract_low_bits to convert the shifted
24124 value to READ_MODE.
24125 (replace_read): Allow the load and store to have different mode
24126 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24127 or extraction instructions before trying the replacement. Update
24128 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24130 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24132 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24133 to their natural alignment to avoid store forwarding stalls.
24135 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24138 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24139 encouraging but not allowing gprs for input;
24140 change the input constraint to !f#r.
24141 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24143 change the output constraint to !f#r.
24145 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24148 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24149 corresponding post-reload splitters.
24150 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24151 when x87 FP math is selected.
24152 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24153 New function prototype.
24154 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24155 unreachable function to ease macroization of insn patterns.
24157 2008-03-21 Martin Jambor <mjambor@suse.cz>
24159 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24160 reference dumps if ddr is NULL or dependence is unknown.
24162 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24164 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24165 unsigned extension into account.
24166 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24167 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24168 Do computations on a scratch register.
24170 2008-03-21 Richard Guenther <rguenther@suse.de>
24172 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24173 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24174 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24175 * tree-ssa-dom.c (record_equality): Likewise.
24176 * tree-inline.c (copy_body_r): Likewise.
24177 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24180 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24182 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24183 as 'delete_unused' argument.
24185 2008-03-20 Richard Guenther <rguenther@suse.de>
24187 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24188 special casing of constant qualifiers.
24189 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24190 care about them in general.
24191 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24192 regardless of their type.
24193 (fold_stmt_r): Forcefully fold *& if we end up with that.
24195 2008-03-20 Paul Brook <paul@codesourcery.com>
24197 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24198 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24200 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24202 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24203 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24205 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24207 * common.opt (Wmudflap): New option.
24208 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24209 (mx_register_decls): Likewise.
24210 (mudflap_finish_file): Likewise.
24211 * doc/invoke.texi: Document -Wno-mudflap.
24213 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24215 * c-format.c (replace_format_name_to_system_name): New.
24216 (cmp_attribs): New.
24217 (convert_format_name_to_system_name): New.
24218 (decode_format_attr): Add use of convert_format_name_to_system_name.
24219 (format_types_orig): Add gnu_ prefix to names.
24220 (check_format_info_main): Special treating of \0 escaped names for
24221 supporting multi-character format specifiers as I32, I64.
24222 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24223 (gnu_target_overrides_format_attributes): New.
24224 * c-format.h: Add structure target_ovr_attr to hold
24225 system specific formatter names.
24226 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24227 msformat-c.o file to c_target_objs and cxx_target_objs.
24228 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24229 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24230 (TARGET_N_FORMAT_TYPES): New.
24231 * config/i386/msformat-c.c: New.
24232 * config/i386/t-cygming: Add build rule for msformat-c.o.
24233 * doc/extend.texi: Add new format names gnu_* and ms_* and
24235 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24237 2008-03-20 Ira Rosen <irar@il.ibm.com>
24239 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24240 optimizations turned on under -O3.
24241 (ftree-vectorize): Add that the flag is turned on with -O3.
24243 2008-03-20 Ben Elliston <bje@au.ibm.com>
24245 * regmove.c (try_auto_increment): Fix spelling error in comment.
24246 * final.c (final_scan_insn): Likewise.
24248 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24251 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24252 allocator preferences for "y" and "r" class registers.
24253 ("*mov<mode>_internal"): Ditto.
24254 ("*movv2sf_internal_rex64"): Ditto.
24255 ("*movv2sf_internal"): Ditto.
24257 2008-03-19 Michael Matz <matz@suse.de>
24259 PR middle-end/35616
24260 * calls.c (expand_call): Check overlap of arguments with call
24261 address for sibcalls.
24263 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24266 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24267 of the underlying type of a MS bitfield layout to the natural
24268 alignment of the type.
24270 2008-03-19 Jan Hubicka <jh@suse.cz>
24273 * toplev.c (decode_d_option): Handle all CPP flags.
24274 * tree-vrp.c: Update tree_pass descriptors.
24275 * regrename.c: Update tree_pass descriptors.
24276 * fwprop.c: Update tree_pass descriptors.
24277 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24278 * tree-into-ssa.c: Update tree_pass descriptors.
24279 * tree-dump.c: Update tree_pass descriptors.
24280 * tree-complex.c: Update tree_pass descriptors.
24281 * tree-dump.h: Update tree_pass descriptors.
24282 * see.c: Update tree_pass descriptors.
24283 * cgraphbuild.c: Update tree_pass descriptors.
24284 * tracer.c: Update tree_pass descriptors.
24285 * tree-loop-distribution.c: Update tree_pass descriptors.
24286 * cgraph.c: Update tree_pass descriptors.
24287 * postreload-gcse.c: Update tree_pass descriptors.
24288 * postreload.c: Update tree_pass descriptors.
24289 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24290 * tree-tailcall.c: Update tree_pass descriptors.
24291 * tree-pass.h (tree_opt_pass): Rename to ...
24292 (opt_pass) ... this one; add "type" field and remove letter field.
24293 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24294 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24295 all_lowering_passes): Update declaration.
24296 * ipa-cp.c: Update tree_pass descriptors.
24297 * final.c: Update tree_pass descriptors.
24298 * omp-low.c: Update tree_pass descriptors.
24299 * tree-ssa-dse.c: Update tree_pass descriptors.
24300 * ipa-reference.c: Update tree_pass descriptors.
24301 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24302 * auto-inc-dec.c: Update tree_pass descriptors.
24303 * reorg.c: Update tree_pass descriptors.
24304 * cgraphunit.c: Update tree_pass descriptors.
24305 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24306 * tree-ssa-ccp.c: Update tree_pass descriptors.
24307 * df-core.c: Update tree_pass descriptors.
24308 * mode-switching.c: Update tree_pass descriptors.
24309 * tree-nomudflap.c: Update tree_pass descriptors.
24310 * modulo-sched.c: Update tree_pass descriptors.
24311 * ipa-pure-const.c: Update tree_pass descriptors.
24312 * cse.c: Update tree_pass descriptors.
24313 * web.c: Update tree_pass descriptors.
24314 * tree-stdarg.c: Update tree_pass descriptors.
24315 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24316 * tree-ssa-dom.c: Update tree_pass descriptors.
24317 * tree-nrv.c: Update tree_pass descriptors.
24318 * tree-ssa-alias.c: Update tree_pass descriptors.
24319 * loop-init.c: Update tree_pass descriptors.
24320 * gimple-low.c: Update tree_pass descriptors.
24321 * ipa-inline.c: Update tree_pass descriptors.
24322 * tree-ssa-sink.c: Update tree_pass descriptors.
24323 * global.c: Update tree_pass descriptors.
24324 * ifcvt.c: Update tree_pass descriptors.
24325 * jump.c: Update tree_pass descriptors.
24326 * predict.c: Update tree_pass descriptors.
24327 * tree-ssa-loop.c: Update tree_pass descriptors.
24328 * recog.c: Update tree_pass descriptors.
24329 * dse.c: Update tree_pass descriptors.
24330 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24331 * tree-eh.c: Update tree_pass descriptors.
24332 * regmove.c: Update tree_pass descriptors.
24334 * function.c: Update tree_pass descriptors.
24335 * tree-vectorizer.c: Update tree_pass descriptors.
24336 * gcse.c: Update tree_pass descriptors.
24337 * ipa-type-escape.c: Update tree_pass descriptors.
24338 * tree-if-conv.c: Update tree_pass descriptors.
24339 * init-regs.c: Update tree_pass descriptors.
24340 * ipa.c: Update tree_pass descriptors.
24341 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24342 * rtl-factoring.c: Update tree_pass descriptors.
24343 * lower-subreg.c: Update tree_pass descriptors.
24344 * bt-load.c: Update tree_pass descriptors.
24345 * tree-dfa.c: Update tree_pass descriptors.
24346 * except.c: Update tree_pass descriptors.
24347 * emit-rtl.c: Update tree_pass descriptors.
24348 * cfgexpand.c: Update tree_pass descriptors.
24349 * tree-cfgcleanup.c: Update tree_pass descriptors.
24350 * cfgcleanup.c: Update tree_pass descriptors.
24351 * tree-ssa-pre.c: Update tree_pass descriptors.
24352 * tree-sra.c: Update tree_pass descriptors.
24353 * tree-mudflap.c: Update tree_pass descriptors.
24354 * tree-ssa-copy.c: Update tree_pass descriptors.
24355 * cfglayout.c: Update tree_pass descriptors.
24356 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24357 * tree-ssa-dce.c: Update tree_pass descriptors.
24358 * tree-ssa.c: Update tree_pass descriptors.
24359 * regclass.c: Update tree_pass descriptors.
24360 * integrate.c: Update tree_pass descriptors.
24361 * tree-optimize.c: Update tree_pass descriptors.
24362 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24363 * tree-object-size.c: Update tree_pass descriptors.
24364 * combine.c: Update tree_pass descriptors.
24365 * tree-outof-ssa.c: Update tree_pass descriptors.
24366 * bb-reorder.c: Update tree_pass descriptors.
24367 * stack-ptr-mod.c: Update tree_pass descriptors.
24368 * var-tracking.c: Update tree_pass descriptors.
24369 * tree-profile.c: Update tree_pass descriptors.
24370 * tree-vect-generic.c: Update tree_pass descriptors.
24371 * reg-stack.c: Update tree_pass descriptors.
24372 * sched-rgn.c: Update tree_pass descriptors.
24373 * tree-ssa-structalias.c: Update tree_pass descriptors.
24374 * tree-cfg.c: Update tree_pass descriptors.
24375 * passes.c (current_pass): Update declaration.
24376 (finish_optimization_passes): Update.
24377 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24378 (register_one_dump_file, register_dump_files_1, next_pass_1):
24380 (init_optimization_passes): Update handling of new types.
24381 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24382 * ipa-struct-reorg.c: Update tree_pass descriptors.
24383 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24384 * combine-stack-adj.c: Update tree_pass descriptors.
24385 * cfgrtl.c: Update tree_pass descriptors.
24386 * dce.c: Update tree_pass descriptors.
24387 * tree-ssanames.c: Update tree_pass descriptors.
24389 2008-03-19 Richard Guenther <rguenther@suse.de>
24391 PR middle-end/35609
24392 * tree-ssa.c (walk_data): New structure.
24393 (warn_uninitialized_var): If not always_executed warn with "maybe"
24395 (execute_early_warn_uninitialized): Compute post-dominators.
24396 Initialize always_executed before processing each basic block.
24398 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24401 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24402 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24404 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24406 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24408 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24410 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24412 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24413 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24414 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24415 target after ignore has been set, and move there also the commputation
24416 of subtarget and original_target.
24417 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24418 (LANG_HOOKS_INITIALIZER): Remove it.
24419 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24421 2008-03-18 Richard Guenther <rguenther@suse.de>
24423 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24424 found an expression with constants, note that in the VN for the lhs.
24425 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24426 fold them to constants if possible. Run cleanup_cfg if done so.
24427 (execute_pre): Return todo.
24428 (do_pre): Likewise.
24429 (execute_fre): Likewise.
24430 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24432 (get_prop_source_stmt): Look through pointer conversions.
24434 2008-03-18 Jan Hubicka <jh@suse.cz>
24436 * tree-pretty-print.c: Include predict.h.
24437 (dump_generic_node): Dump predictor.
24438 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24439 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24440 * gimple-low.c (lower_stmt): Likewise.
24441 * expr.c (expand_expr_real): Likewise.
24442 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24444 (build_predict_expr, build_predict_expr): New.
24445 * predict.h (predictor_name, build_predict_expr): Update.
24446 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24447 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24448 * predict.def (PRED_CONTINUE): Update hitrate.
24449 * tree.def (PREDICT_EXPR): Define.
24450 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24451 do not handle BIND_EXPR.
24452 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24453 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24454 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24457 2008-03-18 Michael Matz <matz@suse.de>
24459 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24461 2008-03-18 Richard Guenther <rguenther@suse.de>
24463 * tree-gimple.h (is_gimple_invariant_address): Declare.
24464 (is_gimple_constant): Likewise.
24465 * tree-gimple.c (is_gimple_constant): New function.
24466 (is_gimple_invariant_address): Likewise.
24467 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24468 and is_gimple_invariant_address.
24469 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24471 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24472 an addressable base.
24474 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24476 PR middle-end/35611
24477 * gimplify.c (gimplify_expr): Gimplify second operand of
24480 2008-03-17 Richard Guenther <rguenther@suse.de>
24482 PR tree-optimization/19637
24483 * fold-const.c (fold_unary): Remove restrictions of removing
24484 intermediate pointer-conversions (P2)(P1)P0.
24485 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24486 conversion to void pointer.
24487 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24489 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24492 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24493 emulated thread local variables.
24495 2008-03-16 Richard Guenther <rguenther@suse.de>
24497 PR middle-end/35607
24498 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24499 expand TREE_INVARIANT operations that are not gimple invariant.
24501 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24503 * doc/extend.texi (Alignment): Say that the ABI controls
24504 the __alignof__ for non-strict-alignment targets rather
24505 than being a recommendation.
24507 2008-03-15 Paul Brook <paul@codesourcery.com>
24509 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24511 (arm_output_fn_unwind): Mark functions that can not be unwound.
24513 2008-03-15 Paul Brook <paul@codesourcery.com>
24515 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24516 extension instructions.
24518 2008-03-15 Richard Guenther <rguenther@suse.de>
24520 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24521 and fold constant aggregate refs.
24522 (fold_const_aggregate_ref): Handle string constants
24523 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24524 (evaluate_stmt): Simplify now that ccp_fold folds constant
24527 2008-03-15 Paul Brook <paul@codesourcery.com>
24529 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24530 (extzv): Use gen_extzv_t2.
24531 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24533 2008-03-15 Richard Guenther <rguenther@suse.de>
24535 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24536 (fold_const_aggregate_ref): Likewise.
24537 (get_value): Return NULL if we don't have any values.
24538 (ccp_finalize): Set const_val to NULL after freeing it.
24539 * tree-flow.h (get_symbol_constant_value): Declare.
24540 (fold_const_aggregate_ref): Likewise.
24541 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24543 2008-03-15 Richard Guenther <rguenther@suse.de>
24545 PR middle-end/35593
24546 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24547 to not produce negative array indices if not allowed. Add
24548 parameter to indicate that.
24549 (maybe_fold_offset_to_component_ref): Allow negative array
24550 indices only for the first member of a structure.
24551 (maybe_fold_offset_to_reference): Allow negative array indices.
24552 (maybe_fold_stmt_addition): Likewise.
24554 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24555 Anatoly Sokolov <aesok@post.ru>
24557 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24558 (avr_arch): Add ARCH_AVR6.
24559 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24560 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24561 instead of fixed value 2.
24562 (print_operand_address): Use gs() asm specifier instead of pm().
24563 (avr_assemble_integer): (Ditto.).
24564 (avr_output_addr_vec_elt): (Ditto.).
24565 (print_operand): Handle "!" code.
24566 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24567 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24568 (AVR_HAVE_EIJMP_EICALL): Define.
24569 (AVR_3_BYTE_PC): Redefine.
24570 (AVR_2_BYTE_PC): (Ditto.).
24571 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24572 (LINK_SPEC): Add atmega2560 and atmega2561.
24573 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24575 * config/avr/avr.md (call_insn): Use eicall instead of icall
24576 for 3 byte PC devices.
24577 (call_value_insn): (Ditto.).
24578 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24579 (indirect_jump): Use only for for 2 byte PC devices.
24580 (*tablejump): (Ditto.).
24581 (*indirect_jump_avr6): Add insn.
24582 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24583 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24584 instead of ijmp for 3 byte PC devices.
24585 (__tablejump2__): (Ditto.).
24586 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24587 (MULITLIB_DIRNAMES): (Ditto.).
24588 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24590 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24592 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24593 "sse2_umulsidi3". Use V1DI mode for operand 0.
24594 ("mmx_psadbw"): Use V1DI mode for operand 0.
24595 * config/i386/i386-modes.def (V1SI): New vector mode.
24596 * config/i386/i386.c (struct builtin_description)
24597 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24598 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24599 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24600 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24601 v1di_ftype_v8qi_v8qi type.
24602 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24604 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24605 __builtin_ia32_pmuludq]: Fix the mode of return value.
24607 2008-03-15 Richard Guenther <rguenther@suse.de>
24609 PR middle-end/35595
24610 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24613 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24615 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24616 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24617 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24618 unless TARGET_SERIALIZE_VOLATILE is enabled.
24619 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24620 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24621 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24623 2008-03-14 Richard Guenther <rguenther@suse.de>
24625 PR tree-optimization/34172
24626 * tree-flow.h (refs_may_alias_p): Declare.
24627 (get_single_def_stmt): Likewise.
24628 (get_single_def_stmt_from_phi): Likewise.
24629 (get_single_def_stmt_with_phi): Likewise.
24630 * tree-dfa.c (refs_may_alias_p): New function.
24631 (get_single_def_stmt): Likewise.
24632 (get_single_def_stmt_from_phi): Likewise.
24633 (get_single_def_stmt_with_phi): Likewise.
24634 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24635 (vn_reference_lookup_1): New helper function.
24636 (vn_reference_lookup): Walk the virtual use-def chain to
24637 continue searching for a match if the def does not alias the
24638 reference we are looking for.
24640 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24642 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24643 archive and Perzl. Update The Written Word listing.
24645 2008-03-14 Richard Guenther <rguenther@suse.de>
24647 PR tree-optimization/34043
24648 PR tree-optimization/33989
24649 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24651 (bitmap_find_leader): Use extra argument to verify dominance
24652 relationship inside a basic-block.
24653 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24654 (find_leader_in_sets): Adjust.
24655 (create_component_ref_by_pieces): Take extra argument for
24656 dominance check, handle lookup failures.
24657 (find_or_generate_expression): Likewise.
24658 (create_expression_by_pieces): Likewise.
24659 (insert_into_preds_of_block): Adjust.
24660 (create_value_expr_from): If asked for, verify all operands
24661 are in the blocks AVAIL_OUT set.
24662 (make_values_for_stmt): Check for SSA_NAMEs that are life
24663 over an abnormal edge.
24664 (compute_avail): Remove such check.
24665 (do_SCCVN_insertion): New function.
24666 (eliminate): If we do not find a leader suitable for replacement
24667 insert a replacement expression from SCCVN if available.
24668 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24669 (struct vn_ssa_aux): Add needs_insertion flag.
24670 * tree-ssa-sccvn.c (may_insert): New global flag.
24671 (copy_reference_ops_from_ref): Value-number union member access
24672 based on its size, not type and member if insertion is allowed.
24673 (visit_reference_op_load): For a weak match from union type
24674 punning lookup a view-converted value and insert a SSA_NAME
24675 for that value if that is not found.
24676 (visit_use): Make dumps shorter. Do not disallow value numbering
24677 SSA_NAMEs that are life over an abnormal edge to constants.
24678 (free_scc_vn): Release inserted SSA_NAMEs.
24679 (run_scc_vn): New flag to specify whether insertion is allowed.
24680 Process SSA_NAMEs in forward order.
24681 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24682 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24683 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24684 pointer type to/from integral types that do not change the
24685 precision to regular conversions.
24687 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24689 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24690 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24691 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24692 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24693 input arguments and the mode of return value. Built-in functions
24694 that operate on whole 64-bit MMX register now use V1DI mode.
24696 2008-03-13 Alon Dayan <alond@il.ibm.com>
24697 Olga Golovanevsky <olga@il.ibm.com>
24699 PR tree-optimization/35041
24700 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24701 to locate the right position in a statement.
24703 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24707 * config/i386/xmmintrin.h: Change all static inline functions to
24708 extern inline and add __gnu_inline__ attribute.
24709 * config/i386/bmintrin.h: Ditto.
24710 * config/i386/smmintrin.h: Ditto.
24711 * config/i386/tmmintrin.h: Ditto.
24712 * config/i386/mmintrin-common.h: Ditto.
24713 * config/i386/ammintrin.h: Ditto.
24714 * config/i386/emmintrin.h: Ditto.
24715 * config/i386/pmmintrin.h: Ditto.
24716 * config/i386/mmintrin.h: Ditto.
24717 * config/i386/mm3dnow.h: Ditto.
24719 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24721 PR middle-end/35185
24722 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24723 (lower_omp_2): New function.
24724 (lower_omp_1, lower_omp): Rewritten.
24726 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24729 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24730 with the phrase "Microsoft Windows compilers".
24731 (Push/Pop Macro Pragmas): New subsection. Document
24732 #pragma push_macro and pragma pop_macro.
24734 2008-03-12 Paul Brook <paul@codesourcery.com>
24736 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24738 2008-03-12 Paul Brook <paul@codesourcery.com>
24740 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24741 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24742 (thumb2_addsi_shortim): Rename ...
24743 (thumb2_addsi_short): ... to this. Allow register operands.
24744 (thumb2_subsi_short): New pattern.
24745 (thumb2_one_cmplsi2_short,
24746 thumb2_negsi2_short): New patterns and peepholes.
24748 2008-03-12 Paul Brook <paul@codesourcery.com>
24750 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24752 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24754 * config/i386/i386.md (int_cond): New code iterator.
24756 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24757 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24758 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24759 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24760 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24761 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24762 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24763 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24765 2008-03-12 Paul Brook <paul@codesourcery.com>
24767 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24768 instead of {arm,thumb}_compute_save_reg_mask.
24769 (output_return_instruction): Ditto.
24770 (thumb_unexpanded_epilogue): Ditto.
24771 (thumb1_expand_prologue): Ditto.
24772 (thumb1_output_function_prologue): Ditto.
24773 (arm_set_return_address): Ditto.
24774 (thumb_set_return_address): Ditto.
24775 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24776 regs to achieve stack alignment.
24777 (thumb1_compute_save_reg_mask): Fix compiler warning.
24778 (arm_output_epilogue): Use offsets->saved_regs_mask.
24779 Adjust stack pointer by poping call clobered registers.
24780 (arm_expand_prologue): Use offsets->saved_regs_mask.
24781 Adjust stack pointer by pushing extra registers.
24782 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24784 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24787 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24788 conversion to the operands of a multiplication.
24790 2008-03-12 Richard Guenther <rguenther@suse.de>
24792 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24793 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24794 * timevar.def (TV_TREE_PHIPROP): Add.
24795 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24796 pass description. Use TV_TREE_PHIPROP.
24797 * tree-ssa-forwprop.c: Remove phiprop code.
24799 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24801 PR middle-end/35549
24802 * omp-low.c (maybe_lookup_decl): Constify first argument.
24803 (use_pointer_for_field): Change last argument from bool to
24804 omp_context *. Disallow shared copy-in/out in nested
24805 parallel if decl is shared in outer parallel too.
24806 (build_outer_var_ref, scan_sharing_clauses,
24807 lower_rec_input_clauses, lower_copyprivate_clauses,
24808 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24810 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24811 Ira Rosen <irar@il.ibm.com>
24813 * tree-vectorizer.c (free_stmt_vec_info): New function.
24814 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24815 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24816 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24817 * tree-vect-transform.c (vectorizable_conversion): Free
24818 vec_oprnds0 if it was allocated.
24819 (vect_permute_store_chain): Remove unused VECs.
24820 (vectorizable_store): Free VECs that are allocated in the..
24822 (vect_transform_strided_load, vectorizable_load): Likewise.
24823 (vect_remove_stores): Simplify the code.
24824 (vect_transform_loop): Move code to vect_remove_stores().
24825 Call vect_remove_stores() and free_stmt_vec_info().
24827 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24829 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24830 TARGET_HPUX. Revise comment.
24831 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24832 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24833 Use sr4 variant of `be' instruction when not generating PIC code.
24834 (attr_length_call): Adjust for above change.
24836 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24838 * ipa-reference.c (static_execute): Remove module_statics_const and
24839 associated setting code.
24841 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24844 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24845 predicate for operand 1.
24846 (paritysi2_cmp): Use register_operand predicate for operand 2.
24847 Use earlyclobber modifier for operand 1. Remove support for
24849 (paritydi2_cmp): Use register_operand predicate for operand 3.
24850 Use earlyclobber modifier for operand 1. Remove support for
24853 2008-03-11 Paul Brook <paul@codesourcery.com>
24854 Vladimir Prus <vladimir@codesourcery.com>
24856 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24857 (arm_compute_save_reg0_reg12_mask): Always
24858 check if register 11 must be saved. Always safe hard frame pointer
24859 when frame_pointer_needeed.
24860 (arm_compute_save_reg_mask): Save IP and PC
24861 only with apcs frames.
24862 (arm_output_epilogue): Adjust Thumb2 codepath to
24863 be also invoked and work for ARM non-apcs frames.
24864 (arm_expand_prologue): Don't bother saving IP
24865 for non-apcs frame, since it's not clobbered by
24866 prologue code. Implement non-apcs frame
24869 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24871 PR rtl-optimization/35281
24872 * expr.c (convert_move): Use a new pseudo for the intermediate
24873 from_mode->word_mode result.
24875 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24877 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24878 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24879 * toplev.c (compile_file): Don't call it.
24881 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24883 PR middle-end/35526
24884 * expr.c (store_expr): Call emit_block_move if the mode
24885 of "temp" RTX is BLKmode.
24887 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24888 Richard Guenther <rguenther@suse.de>
24890 PR tree-optimization/31358
24891 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24892 the step with a NULL_TREE.
24893 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24894 to sizetype if type is a pointer type.
24895 (add_candidate_1): Don't convert the base and step to
24896 the generic type if the orginal type is a pointer type.
24897 (add_iv_value_candidates): Use sizetype for the step
24898 if type is a pointer type.
24899 (cand_value_at): Likewise.
24900 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24902 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24903 Don't convert the tem affine to the type.
24904 (add_elt_to_tree): Use sizetype for the step if a pointer.
24905 Use POINTER_PLUS_EXPR for pointers.
24906 (aff_combination_to_tree): Use sizetype for the step if a
24909 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24911 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24912 Remove commutativity hint.
24914 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24918 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24919 errorneous type. Check that v is a VAR_DECL.
24921 PR middle-end/35099
24922 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24924 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24926 PR tree-optimization/35494
24927 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24928 may be overriden at link and run time.
24930 2008-03-10 Richard Guenther <rguenther@suse.de>
24932 PR tree-optimization/34677
24933 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24934 (poolify_tree): Likewise.
24935 (modify_expr_template): Likewise.
24936 (poolify_modify_stmt): Likewise.
24937 (insert_fake_stores): Handle all component-ref style stores
24938 in addition to INDIRECT_REF. Also handle complex types.
24939 Do not poolify the inserted load.
24940 (realify_fake_stores): Do not rebuild the tree but only
24941 make it a SSA_NAME copy.
24942 (init_pre): Remove initialzation of modify_expr_template.
24943 Do not allocate modify_expr_node_pool.
24944 (fini_pre): Do not free modify_expr_node_pool.
24946 2008-03-10 Paul Brook <paul@codesourcery.com>
24948 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24949 to avoid conflicts.
24951 2008-03-10 Paul Brook <paul@codesourcery.com>
24952 Mark Shinwell <shinwell@codesourcery.com>
24954 * config/arm/cortex-r4.md: New.
24955 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24957 * config/arm/arm.md: Include cortex-r4.md.
24958 (insn): Add smmls, sdiv and udiv values.
24959 (generic_sched): Don't use generic scheduling for Cortex-R4.
24960 (arm_issue_rate): New function.
24961 (TARGET_SCHED_ISSUE_RATE): Define.
24963 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24965 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24967 2008-03-10 Richard Guenther <rguenther@suse.de>
24969 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24970 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24972 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24974 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24975 Set default to true.
24977 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24979 * c.opt (Wsynth): Deprecate.
24980 * doc/invoke.texi (Option Summary, Warning Options): Document
24981 -Wno-format-contains-nul.
24983 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24986 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24987 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24989 2008-03-09 Ira Rosen <irar@il.ibm.com>
24991 * config/rs6000/rs6000.c (builtin_description): Rename vector
24992 left shift operations.
24993 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24994 (altivec_vsl<VI_char>): Rename to ...
24995 (ashl<mode>3): ... new name.
24996 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24998 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
25000 2008-03-08 Richard Guenther <rguenther@suse.de>
25002 * coverage.h (tree_coverage_counter_addr): Declare.
25003 * coverage.c (tree_coverage_counter_addr): New function.
25004 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
25005 before using again.
25006 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25007 (tree_gen_one_value_profiler): Likewise.
25008 (tree_gen_ic_profiler): Likewise.
25009 (tree_gen_average_profiler): Likewise.
25010 (tree_gen_ior_profiler): Likewise.
25012 2008-03-08 Richard Guenther <rguenther@suse.de>
25014 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25015 (vn_binary_op_insert): Likewise.
25016 (vn_unary_op_lookup): Likewise.
25017 (vn_unary_op_insert): Likewise.
25018 (vn_nary_op_lookup): Declare.
25019 (vn_nary_op_insert): Likewise.
25020 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25021 and binary hashes, use a single obstack for unary_op_pool
25022 and binary_op_pool.
25023 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25024 a single struct vn_nary_op_s. Store tree code length and
25025 a variable number of operands.
25026 (struct vn_reference_op_struct): Remove unused op2.
25027 (vn_reference_op_eq): Do not compare op2.
25028 (vn_reference_op_compute_hash): Do not compute hash of op2.
25029 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25030 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25031 with vn_nary_op_compute_hash.
25032 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25033 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25035 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25037 (visit_unary_op): Call nary functions.
25038 (visit_binary_op): Likewise.
25039 (process_scc): Adjust for struct vn_tables_s changes.
25040 (allocate_vn_table): Likewise.
25041 (free_vn_table): Likewise.
25042 * tree-vn.c (vn_add): Call nary functions.
25043 (vn_lookup): Likewise.
25045 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25048 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25049 wdst back after sync_compare_and_swapqhi_internal.
25051 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25054 * config/i386/i386-modes.def (V1DI): New vector mode.
25055 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25056 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25057 (MMXMODE248): Ditto.
25058 (MMXMODE): Add V1DI mode.
25059 (mmxvecsize): Change DI mode to V1DI mode.
25060 ("mov<mode>): Use MMXMODEI8 mode iterator.
25061 ("*mov<mode>_internal_rex64"): Ditto.
25062 ("*mov<mode>_internal"): Ditto.
25063 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25064 ("mmx_sub<mode>3"): Ditto.
25065 ("mmx_adddi3"): Remove insn pattern.
25066 ("mmx_subdi3"): Ditto.
25067 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25068 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25069 ("mmx_ashl<mode>3"): Ditto.
25070 ("mmx_lshrdi3"): Remove insn pattern.
25071 ("mmx_ashldi3"): Ditto.
25072 * config/i386/i386.c (classify_argument): Handle V1DImode.
25073 (function_arg_advance_32): Ditto.
25074 (function_arg_32): Ditto.
25075 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25076 mmx_addv1di3 insn pattern.
25077 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25078 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25079 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25080 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25081 Remove definitions of built-in functions.
25082 (V1DI_type_node): New node.
25083 (v1di_ftype_v1di_int): Ditto.
25084 (v1di_ftype_v1di_v1di): Ditto.
25085 (v2si_ftype_v2si_si): Ditto.
25086 (v4hi_ftype_v4hi_di): Remove node.
25087 (v2si_ftype_v2si_di): Ditto.
25088 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25089 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25090 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25091 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25092 Add new builtins using def_builtin_const.
25093 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25094 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25095 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25096 * config/i386/mmintrin.h (__v1di): New typedef.
25097 (_mm_add_si64): Cast arguments to __v1di type.
25098 (_mm_sub_si64): Ditto.
25099 (_mm_sll_pi16): Cast __count to __v4hi type.
25100 (_mm_sll_pi32): Cast __count to __v2si type.
25101 (_mm_sll_si64): Cast arguments to __v1di type.
25102 (_mm_srl_pi16): Cast __count to __v4hi type.
25103 (_mm_srl_pi32): Cast __count to __v2si type.
25104 (_mm_srl_si64): Cast arguments to __v1di type.
25105 (_mm_sra_pi16): Cast __count to __v4hi type.
25106 (_mm_sra_pi32): Cast __count to __v2si type.
25107 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25108 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25109 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25110 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25111 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25112 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25113 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25114 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25115 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25116 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25117 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25118 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25120 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25122 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25124 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25127 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25128 reg+const addressing for Altivec modes. Don't generate reg+reg
25129 addressing for TFmode or TDmode quantities.
25131 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25133 * c-common.c (vector_types_convertible_p): Call langhook
25134 instead of comptypes.
25136 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25139 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25140 integral and scalar float variables which have a
25143 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25145 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25146 dwarf_register_span hook when emitting unwind information for
25147 register-to-memory saves.
25148 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25149 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25151 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25153 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25154 for the same VAR_DECL.
25156 2008-03-06 Tom Tromey <tromey@redhat.com>
25158 * treelang: Delete.
25159 * doc/standards.texi (Standards): Don't mention treelang.
25160 * doc/invoke.texi (Overall Options): Don't mention treelang.
25161 * doc/install.texi (Prerequisites): Don't mention bison or
25163 (Configuration): Don't mention treelang.
25164 (Building): Likewise.
25165 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25167 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25169 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25170 word-extractions out of a multi-word object.
25172 2008-03-06 Richard Guenther <rguenther@suse.de>
25174 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25175 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25176 result type and precision.
25177 * expr.c (get_inner_reference): Set unsignedp based on the result
25178 type of BIT_FIELD_REF.
25179 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25180 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25181 (try_instantiate_multiple_fields): Likewise. Use the correct type
25183 (sra_build_assignment): Likewise.
25184 (sra_build_elt_assignment): Likewise.
25185 (sra_explode_bitfield_assignment): Likewise.
25186 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25187 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25188 set BIT_FIELD_REF_UNSIGNED.
25189 (vectorizable_load): Likewise.
25191 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25193 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25196 2008-03-06 Richard Guenther <rguenther@suse.de>
25198 * alias.c (struct alias_set_entry): Move has_zero_child field
25199 to pack with alias_set.
25201 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25203 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25206 2008-03-05 Ian Lance Taylor <iant@google.com>
25208 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25210 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25212 * fwprop.c (update_df): Support width and offset parameters of
25214 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25215 global_conflicts): Change DF_REF_EXTRACT to either
25216 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25217 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25218 * df-scan.c (df_ref_record, df_defs_record,
25219 df_ref_create_structure, df_def_record_1, df_uses_record,
25220 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25221 df_bb_refs_collect, df_entry_block_defs_collect,
25222 df_exit_block_uses_collect): Support new width and offset fields.
25223 (ref_extract_pool): New storage pool.
25224 (df_free_ref): New function.
25225 (df_reg_chain_unlink, df_free_collection_rec,
25226 df_sort_and_compress_refs): Call df_free_ref.
25227 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25229 (df_ref_create_structure): Allocate df_ref_extract if offset and
25230 width fields are used.
25231 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25232 (df_uses_record): Get offset and width from ZERO_EXTRACT
25234 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25235 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25236 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25237 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25238 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25239 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25240 (df_ref_extract): New structure.
25241 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25242 (df_ref_create): Add width and offset parameters.
25244 2008-03-05 Richard Guenther <rguenther@suse.de>
25246 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25247 Use ranges_overlap_p.
25248 (offset_overlaps_with_access): Rename
25249 to ranges_overlap_p and move ...
25250 * tree-flow-inline.h (ranges_overlap_p): ... here.
25252 * tree.h (get_inner_reference, handled_component_p): Update
25255 * tree.h (record_component_aliases, get_alias_set,
25256 alias_sets_conflict_p, alias_sets_must_conflict_p,
25257 objects_must_conflict_p): Move declarations ...
25258 * alias.h (record_component_aliases, get_alias_set,
25259 alias_sets_conflict_p, alias_sets_must_conflict_p,
25260 objects_must_conflict_p): ... here.
25261 Include coretypes.h.
25262 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25264 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25266 * cfg.c: Include tree-flow.h.
25267 (remove_edge_raw): Call redirect_edge_var_map_clear.
25268 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25269 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25270 (redirect_edge_var_map_result): New.
25271 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25272 PENDING_STMT use with redirect_edge_var_map_*.
25273 * tree-ssa.c (edge_var_maps): New definition.
25274 (redirect_edge_var_map_add): New.
25275 (redirect_edge_var_map_clear): New.
25276 (redirect_edge_var_map_dup): New.
25277 (redirect_edge_var_map_vector): New.
25278 (redirect_edge_var_map_destroy): New.
25279 (ssa_redirect_edge): Replace PENDING_STMT use with
25280 redirect_edge_var_map_*.
25281 (flush_pending_stmts): Same.
25282 (delete_tree_ssa): Destroy edge var map.
25283 * tree-flow.h (struct _edge_var_map): New.
25284 Define edge_var_map vector type.
25285 Declare redirect_edge_var_map_* prototypes.
25286 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25287 * tree-cfg.c (reinstall_phi_args): Replace
25288 PENDING_STMT use with redirect_edge_var_map_*.
25290 2008-03-05 Richard Guenther <rguenther@suse.de>
25292 PR tree-optimization/35472
25293 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25294 whose single use_stmt has a overlapping set of loaded and
25295 stored symbols as that use_stmt might be a noop assignment then.
25297 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25299 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25301 2008-03-05 Richard Guenther <rguenther@suse.de>
25304 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25305 should be constants.
25306 * tree-cfg.c (verify_expr): Verify it.
25307 * fold-const.c (fold_truthop): Remove code generating
25308 BIT_FIELD_REFs of structure bases.
25309 (fold_binary): Likewise.
25310 (fold_ternary): Position and size of BIT_FIELD_REFs are
25311 always host integers.
25312 (make_bit_field_ref): Remove.
25313 (optimize_bit_field_compare): Remove.
25314 (all_ones_mask_p): Remove.
25316 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25319 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25320 (split_block_and_df_analyze): New. Split basic block and rebuild
25322 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25324 (split_pattern_seq): Likewise.
25325 (erase_matching_seqs): Likewise.
25326 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25328 2008-03-04 Geoff Keating <geoffk@apple.com>
25330 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25331 declaration and code.
25332 (tree_invalid_nonnegative_warnv_p): Likewise.
25334 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25336 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25337 examples. Truncate option-names then causing overfull hbox.
25339 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25342 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25344 * configure: Rebuilt.
25346 2008-03-04 Rafael Espíndola <espindola@google.com>
25348 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25349 (tree_unary_nonnegative_warnv_p): New.
25350 (tree_binary_nonnegative_warnv_p): New.
25351 (tree_single_nonnegative_warnv_p): New.
25352 (tree_invalid_nonnegative_warnv_p): New.
25353 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25355 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25358 * opts.c (handle_option): Postpone 'unknown option' errors only for
25361 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25364 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25367 2008-03-04 Rafael Espíndola <espindola@google.com>
25369 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25370 (tree_binary_nonzero_warnv_p): New.
25371 (tree_single_nonzero_warnv_p): New.
25372 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25374 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25376 PR middle-end/35456
25377 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25378 transformations for modes that have signed zeros.
25379 * ifcvt.c (noce_try_abs): Ditto.
25381 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25383 * config/i386/i386.c (override_options): Force
25384 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25386 2008-03-04 Jan Hubicka <jh@suse.cz>
25389 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25392 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25394 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25395 label to probe the stack.
25397 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25399 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25400 (__gthr_win32_mutex_destroy): Declare.
25401 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25402 __gthr_win32_mutex_destroy.
25403 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25405 2008-03-03 Jan Hubicka <jh@suse.cz>
25408 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25409 aggressive on inlining cold calls.
25411 2008-03-03 Richard Guenther <rguenther@suse.de>
25413 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25414 struct copies into the expression table.
25415 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25416 (try_to_simplify): Likewise.
25417 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25418 integral and pointer arguments which do not change the
25419 precision to NOP_EXPRs.
25420 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25421 VIEW_CONVERT_EXPR case.
25423 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25425 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25426 defined in a loop at depth 0 is invariant.
25427 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25428 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25429 be called at loop depth 0.
25431 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25434 * gcc.c (process_command): Update copyright notice dates.
25435 * gcov.c (print_version): Likewise.
25436 * gcov-dump.c (print_version): Likewise.
25437 * mips-tfile.c (main): Likewise.
25438 * mips-tdump.c (main): Likewise.
25440 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25443 * c-common.c (flag_permissive): Delete.
25444 (constant_expression_warnings): Check flags first.
25445 (constant_expression_error): New.
25446 * c-common.h (flag_permissive): Delete.
25447 (constant_expression_error): Declare.
25448 * flags.h (flag_permissive): Declare. Update description.
25449 * diagnostic.c (pedwarn): Update.
25451 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25452 (permissive_error_kind): New.
25453 * toplev.c (flag_permissive): Define. Update description.
25454 * toplev.h (permissive_error_kind): Declare.
25455 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25456 (pedwarn_c90): Use pedantic_warning_kind.
25457 * c-opts.c (c_common_post_options): flag_permissive does not affect
25458 flag_pedantic_errors.
25460 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25462 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25463 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25464 __absvsi2, __absvDI2): Use unsigned arithmetic.
25466 2008-03-02 Andi Kleen <ak@suse.de>
25467 Richard Guenther <rguenther@suse.de>
25469 * struct-equiv.c: Remove file.
25470 * cfg_cleanup.c (condjump_equiv_p): Remove.
25471 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25472 (struct-equiv.o): Remove rule.
25473 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25474 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25475 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25477 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25479 * ifcvt.c (noce_process_if_block): Try to handle only the then
25480 block if the else block exists but isn't suitable.
25482 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25485 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25486 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25487 regression from previous patch.
25489 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25492 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25494 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25495 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25496 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25497 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25498 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25499 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25500 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25501 (__gthread_mutex_destroy_function): Rename to
25502 __gthread_mutex_destroy.
25503 * gthr-dce.h (__gthread_mutex_destroy): Call
25504 pthread_mutex_destroy.
25505 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25506 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25507 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25509 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25511 * df-scan.c (df_ref_chain_change_bb): Simplify.
25512 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25513 set_block_for_insn if there's any change.
25514 * df.h ((df_insn_change_bb): Fix prototype.
25515 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25516 df_insn_change_bb, don't call set_block_for_insn.
25517 * emit-rtl.c (reorder_insns): Likewise.
25518 * haifa-sched.c (move_insn): Likewise.
25520 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25522 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25524 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25526 * tree-flow-inline.h (next_readonly_imm_use): Return
25527 NULL_USE_OPERAND_P after the end.
25529 2008-03-01 Richard Guenther <rguenther@suse.de>
25531 PR tree-optimization/35411
25532 * tree-sra.c (sra_build_assignment): Split conversion to
25533 final type to a separate statement if we are not assigning
25536 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25538 * fold-const.c (fold_convertible_p): Correct the logic to follow
25539 that in fold_convert().
25541 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25544 * tree-inline.c (build_duplicate_type): When we make a
25545 duplicate type, make it unique in the canonical types system.
25547 2008-02-29 Tom Tromey <tromey@redhat.com>
25549 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25550 input_file_stack_history, input_file_stack_restored): Remove.
25551 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25552 * input.h (struct file_stack): Remove.
25553 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25554 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25556 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25558 (diagnostic_last_module_changed): Add 'map' argument.
25559 (diagnostic_set_last_function): Likewise.
25560 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25561 line map, not input_file_stack.
25562 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25564 2008-02-29 Paul Brook <paul@codesourcery.com>
25566 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25568 2008-02-29 Paul Brook <paul@codesourcery.com>
25570 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25572 2008-02-29 Richard Guenther <rguenther@suse.de>
25574 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25576 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25577 value for comparing for a store match.
25578 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25579 (try_to_simplify): Do not do a full-blown reference lookup.
25581 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25583 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25584 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25586 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25588 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25590 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25591 strides against cache sizes.
25593 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25595 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25598 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25600 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25601 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25602 is smaller than the original promoted value.
25603 (simplify_subreg): If OP is a SUBREG, try to preserve its
25604 SUBREG_PROMOTED_VAR_P information.
25606 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25608 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25609 (VN_INFO_GET): Allocate new objects on the obstack.
25610 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25611 for rpo_numbers_temp, for consistency.
25612 (free_scc_vn): Free the obstack.
25614 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25616 * doc/invoke.texi: Document -ftree-loop-distribution.
25617 * tree-loop-distribution.c: New.
25618 * tree-pass.h (pass_loop_distribution): New.
25619 * graphds.h (struct graph): Add htab_t indices.
25620 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25621 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25622 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25623 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25624 * tree-data-ref.c (debug_data_dependence_relations): New.
25625 (dump_data_dependence_relation): Also print data references.
25626 (free_data_ref): Extern.
25627 (same_access_functions): Moved...
25628 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25629 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25630 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25631 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25632 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25633 (stmts_from_loop): Skip LABEL_EXPR.
25634 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25636 (build_rdg): Initialize rdg->indices htab.
25637 (free_rdg, stores_from_loop, ref_base_address,
25638 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25639 have_similar_memory_accesses_1, ref_base_address_1,
25640 remove_similar_memory_refs): New.
25641 * tree-data-ref.h: Depend on tree-chrec.h.
25642 (debug_data_dependence_relations, free_data_ref): Declared.
25643 (same_access_functions): ... here.
25644 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25646 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25647 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25648 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25649 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25650 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25651 rdg_vertex_for_stmt): Declared.
25652 (struct rdg_edge): Add level.
25654 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25655 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25657 (rdg_has_similar_memory_accesses): New.
25658 * tree-vect-analyze.c: Remove unused static decls.
25659 * lambda.h (dependence_level): New.
25660 * common.opt (ftree-loop-distribution): New.
25661 * tree-flow.h (mark_virtual_ops_in_bb,
25662 slpeel_tree_duplicate_loop_to_edge_cfg,
25663 rename_variables_in_loop): Declared.
25664 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25665 (OBJS-common): Add tree-loop-distribution.o.
25666 (tree-loop-distribution.o): New rule.
25667 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25668 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25669 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25671 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25674 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25675 other than structures and unions.
25677 2008-02-28 Richard Guenther <rguenther@suse.de>
25680 2008-02-26 Richard Guenther <rguenther@suse.de>
25682 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25683 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25684 (lookup_decl_from_uid): Declare.
25685 (remove_decl_from_map): Likewise.
25686 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25687 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25688 (decl_for_uid_map): New global hashtable mapping DECL_UID
25690 (init_ttree): Allocate it.
25691 (insert_decl_to_uid_decl_map): New helper function.
25692 (make_node_stat): Insert new decls into the map.
25693 (copy_node_stat): Likewise.
25694 (lookup_decl_from_uid): New function.
25695 (remove_decl_from_map): Likewise.
25696 (print_decl_for_uid_map_statistics): New helper.
25697 (dump_tree_statistics): Call it.
25699 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25700 (referenced_var_iterator): Adjust.
25701 (FOR_EACH_REFERENCED_VAR): Adjust.
25702 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25703 (num_referenced_vars): Adjust.
25704 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25705 (first_referenced_var): Remove.
25706 (end_referenced_vars_p): Likewise.
25707 (next_referenced_var): Likewise.
25708 (referenced_var_iterator_set): New helper function.
25709 * tree-dfa.c (referenced_var_lookup): Adjust.
25710 (referenced_var_check_and_insert): Likewise.
25711 (remove_referenced_var): Likewise.
25712 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25713 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25714 (verify_call_clobbering): Likewise.
25715 (verify_memory_partitions): Likewise.
25716 (init_tree_ssa): Allocate bitmap instead of hashtable for
25718 (delete_tree_ssa): Adjust.
25719 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25720 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25721 (compute_tag_properties): Likewise.
25722 (set_initial_properties): Likewise.
25723 (find_partition_for): Likewise.
25724 (update_reference_counts): Likewise.
25725 (dump_may_aliases_for): Likewise.
25726 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25727 (add_call_clobber_ops): Likewise.
25728 (add_call_read_ops): Likewise.
25729 (get_asm_expr_operands): Likewise.
25730 * tree-into-ssa.c (dump_decl_set): Likewise.
25731 (update_ssa): Likewise.
25732 * tree-sra.c (scan_function): Likewise.
25733 (decide_instantiations): Likewise.
25734 (scalarize_parms): Likewise.
25735 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25736 (dsa_named_for): Likewise.
25737 * tree-ssa-structalias.c (update_alias_info): Likewise.
25738 (merge_smts_into): Likewise.
25740 2008-02-27 David Daney <ddaney@avtrex.com>
25743 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25744 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25745 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25746 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25747 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25749 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25752 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25753 (BUILT_IN_NEXTTOWARD): Remove.
25754 (BUILT_IN_NEXTTOWARDF): Ditto.
25755 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25756 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25758 2008-02-27 Tom Tromey <tromey@redhat.com>
25760 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25761 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25763 2008-02-27 Jan Beulich <jbeulich@novell.com>
25765 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25766 update the respective field on newdecl.
25768 2008-02-27 Revital Eres <eres@il.ibm.com>
25770 PR rtl-optimization/34999
25771 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25772 crossing edges that ends with a call insn.
25773 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25774 call insn and clear the EDGE_CROSSING flag of the crossing edge
25775 when fixing fallthru edges.
25777 2008-02-27 Richard Guenther <rguenther@suse.de>
25779 PR middle-end/35390
25780 * fold-const.c (fold_unary): Return the correct argument,
25781 converted to the result type.
25783 2008-02-27 Richard Guenther <rguenther@suse.de>
25785 PR middle-end/34971
25786 * expr.c (expand_expr_real_1): Assert on rotates that operate
25788 * fold-const.c (fold_binary): Use the types precision, not the
25789 bitsize of the mode if folding rotate expressions. Build rotates
25790 only for full modes.
25792 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25794 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25795 and CPP_PRAGMA_EOL.
25796 * c-pragma.c (pragma_ns_name): New typedef.
25797 (registered_pp_pragmas): New variable.
25798 (c_pp_lookup_pragma): New function.
25799 (c_register_pragma_1): If flag_preprocess_only, do nothing
25800 for non-expanded pragmas, for expanded ones push pragma's
25801 namespace and name into registered_pp_pragmas vector.
25802 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25803 flag_preprocess_only, don't register GCC pch_preprocess
25804 pragma if flag_preprocess_only.
25805 * c-opts.c (c_common_init): Call init_pragma even if
25806 flag_preprocess_only.
25807 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25808 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25809 cpp_register_pragma if flag_preprocess_only.
25811 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25814 * c-parser.c (c_parser_translation_unit): Warn for empty
25815 translation unit, not empty source file.
25817 2008-02-26 Paul Brook <paul@codesourcery.com>
25819 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25820 operand for Thumb-2.
25821 * config/arm/arm.h (reg_class): Add CORE_REGS.
25822 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25823 (BASE_REG_CLASS): Use CORE_REGS.
25824 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25825 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25826 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25827 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25828 ARM_REGNO_OK_FOR_INDEX_P.
25829 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25830 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25831 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25832 (ldm/stm peepholes): Ditto.
25833 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25834 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25835 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25836 * config/arm/constraints.md: Enable "k" constraint on ARM.
25838 2008-02-27 Ben Elliston <bje@au.ibm.com>
25840 * config/rs6000/rs6000.c: Annotate cache line size field in all
25841 instances of struct processor_costs.
25843 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25845 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25846 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25847 jump_bypass): New counters.
25848 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25849 * dce.c (gate_ud_dce): Same.
25850 (gate_fast_dce): Same.
25851 * dse.c (gate_dse1): New function.
25852 (gate_dse2): New function.
25853 (gate_dse): Merge results of new gate functions.
25854 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25855 (gate_handle_jump_bypass): Add dbg_cnt.
25856 (gate_handle_gcse): Add dbg_cnt.
25857 * ifcvt.c (gate_handle_if_conversion): Same.
25858 (gate_handle_if_after_combine): Same.
25859 (gate_handle_if_after_reload): Same.
25860 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25862 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25864 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25866 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25868 2008-02-26 Jason Merrill <jason@redhat.com>
25871 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25872 alone if it's the naming decl for the type's main variant.
25874 2008-02-26 Tom Tromey <tromey@redhat.com>
25876 * system.h (USE_MAPPED_LOCATION): Poison.
25877 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25878 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25879 (make_goto_expr_edges): Likewise.
25880 (remove_bb): Likewise.
25881 (execute_warn_function_return): Likewise.
25882 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25884 * c-common.c (fname_decl): Remove old location code.
25885 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25887 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25889 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25890 (gen_rtx_ASM_INPUT): Likewise.
25891 (gen_rtx_ASM_INPUT_loc): Likewise.
25892 (get_rtx_asm_OPERANDS): Remove.
25893 * cfglayout.c (insn_locators_alloc): Remove old location code.
25894 (set_curr_insn_source_location): Likewise.
25895 (curr_insn_locator): Likewise.
25896 * print-tree.c (print_node): Remove old location code.
25897 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25898 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25899 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25900 location_from_locus.
25901 (construct_exit_block): Remove old location code.
25902 * emit-rtl.c (force_next_line_note): Remove old location code.
25903 * profile.c (branch_prob): Remove old location code.
25904 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25905 LOC_LINE): Remove old-location variants.
25906 * langhooks.c (lhd_print_error_function): Remove old location
25908 * configure, config.in: Rebuilt.
25909 * configure.ac (--enable-mapped-location): Remove.
25910 * c-decl.c (c_init_decl_processing): Remove old location code.
25911 (finish_function): Likewise.
25912 * recog.c (decode_asm_operands): Remove old location code.
25913 * c-pch.c (c_common_read_pch): Remove old location code.
25914 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25916 * gimple-low.c (lower_function_body): Remove old location code.
25917 * toplev.c (unknown_location): Remove.
25918 (push_srcloc): Remove old-location variant.
25919 (process_options): Remove old location code.
25920 (lang_dependent_init): Likewise.
25921 * input.h (UNKNOWN_LOCATION): Move definition.
25922 (location_t): Undeprecate.
25923 (source_locus): Remove.
25924 (location_from_locus): Remove.
25925 (struct location_s): Remove.
25926 Remove all old-location code.
25927 (input_line, input_filename): Remove.
25928 * final.c (final_scan_insn): Remove old location code.
25929 * diagnostic.c (diagnostic_build_prefix): Remove
25930 USE_MAPPED_LOCATION test.
25931 * tree.h (gimple_stmt) <locus>: Now a location_t.
25932 (tree_exp) <locus>: Likewise.
25933 (DECL_IS_BUILTIN): Remove old-location variant.
25934 (annotate_with_file_line, annotate_with_locus): Likewise.
25935 (expr_locus, set_expr_locus): Update.
25936 * tree.c (build1_stat): Remove old location code.
25937 (last_annotated_node): Remove.
25938 (annotate_with_file_line): Remove old-location variant.
25939 (annotate_with_locus): Likewise.
25940 (expr_location): Remove old location code.
25941 (set_expr_location): Likewise.
25942 (expr_has_location): Likewise.
25943 (expr_locus): Likewise.
25944 (set_expr_locus): Likewise.
25945 (expr_filename): Don't use location_from_locus.
25946 (expr_lineno): Likewise.
25947 * rtl-error.c (location_for_asm): Remove old location code.
25948 * c-lex.c (cb_line_change): Remove old location code.
25949 (fe_file_change): Likewise.
25950 (cb_def_pragma): Likewise.
25951 (c_lex_with_flags): Likewise.
25952 * gengtype.c (do_typedef): Don't special-case location types.
25953 (define_location_structures): Remove.
25954 (main): Don't call define_location_structures.
25955 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25958 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25961 * builtins.def (BUILT_IN_STDARG_START): Remove.
25962 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25963 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25964 * tree-inline.c (inline_forbidden_p_1): Likewise.
25966 2008-02-26 Richard Guenther <rguenther@suse.de>
25968 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25969 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25970 (lookup_decl_from_uid): Declare.
25971 (remove_decl_from_map): Likewise.
25972 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25973 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25974 (decl_for_uid_map): New global hashtable mapping DECL_UID
25976 (init_ttree): Allocate it.
25977 (insert_decl_to_uid_decl_map): New helper function.
25978 (make_node_stat): Insert new decls into the map.
25979 (copy_node_stat): Likewise.
25980 (lookup_decl_from_uid): New function.
25981 (remove_decl_from_map): Likewise.
25982 (print_decl_for_uid_map_statistics): New helper.
25983 (dump_tree_statistics): Call it.
25985 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25986 (referenced_var_iterator): Adjust.
25987 (FOR_EACH_REFERENCED_VAR): Adjust.
25988 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25989 (num_referenced_vars): Adjust.
25990 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25991 (first_referenced_var): Remove.
25992 (end_referenced_vars_p): Likewise.
25993 (next_referenced_var): Likewise.
25994 (referenced_var_iterator_set): New helper function.
25995 * tree-dfa.c (referenced_var_lookup): Adjust.
25996 (referenced_var_check_and_insert): Likewise.
25997 (remove_referenced_var): Likewise.
25998 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25999 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26000 (verify_call_clobbering): Likewise.
26001 (verify_memory_partitions): Likewise.
26002 (init_tree_ssa): Allocate bitmap instead of hashtable for
26004 (delete_tree_ssa): Adjust.
26005 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26006 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26007 (compute_tag_properties): Likewise.
26008 (set_initial_properties): Likewise.
26009 (find_partition_for): Likewise.
26010 (update_reference_counts): Likewise.
26011 (dump_may_aliases_for): Likewise.
26012 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26013 (add_call_clobber_ops): Likewise.
26014 (add_call_read_ops): Likewise.
26015 (get_asm_expr_operands): Likewise.
26016 * tree-into-ssa.c (dump_decl_set): Likewise.
26017 (update_ssa): Likewise.
26018 * tree-sra.c (scan_function): Likewise.
26019 (decide_instantiations): Likewise.
26020 (scalarize_parms): Likewise.
26021 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26022 (dsa_named_for): Likewise.
26023 * tree-ssa-structalias.c (update_alias_info): Likewise.
26024 (merge_smts_into): Likewise.
26026 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26029 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26030 * c-opts.c (c_common_handle_option): Wall enables
26031 Wvolatile-register-var.
26032 * common.opt: Move Wvolatile-register-var to...
26035 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26037 * common.opt (Wlarger-than=): New.
26038 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26040 * opts.c (common_handle_option): Handle -Wlarger-than=.
26041 * optc-gen.awk: Likewise.
26042 * opth-gen.awk: Likewise.
26043 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26044 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26046 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26048 * c-common.c (match_case_to_enum_1): Add appropriate
26049 OPT_W* parameter to warning.
26050 (c_do_switch_warnings): Likewise.
26051 * c-typeck.c (warning_init): Add one more parameter following
26052 'warning' function.
26053 (push_init_level): Update call to warning_init.
26054 (pop_init_level): Likewise.
26055 (add_pending_init): Likewise.
26056 (output_init_element: Likewise.
26058 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26061 * toplev.c (toplev_main): If there are warnings or error, print
26062 errors for ignored options.
26063 * opts.c (ignored_options): New static variable.
26064 (postpone_unknown_option_error): New.
26065 (print_ignored_options): New.
26066 (handle_option): Postpone errors for unknown -Wno-* options.
26067 * opts.h (print_ignored_options): Declare.
26069 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26071 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26074 2008-02-25 Richard Guenther <rguenther@suse.de>
26077 2008-02-25 Richard Guenther <rguenther@suse.de>
26079 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26080 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26081 (lookup_decl_from_uid): Declare.
26082 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26083 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26084 (decl_for_uid_map): New global hashtable mapping DECL_UID
26086 (init_ttree): Allocate it.
26087 (insert_decl_to_uid_decl_map): New helper function.
26088 (make_node_stat): Insert new decls into the map.
26089 (copy_node_stat): Likewise.
26090 (lookup_decl_from_uid): New function.
26091 (print_decl_for_uid_map_statistics): New helper.
26092 (dump_tree_statistics): Call it.
26094 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26095 (referenced_var_iterator): Adjust.
26096 (FOR_EACH_REFERENCED_VAR): Adjust.
26097 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26098 (num_referenced_vars): Adjust.
26099 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26100 (first_referenced_var): Remove.
26101 (end_referenced_vars_p): Likewise.
26102 (next_referenced_var): Likewise.
26103 (referenced_var_iterator_set): New helper function.
26104 * tree-dfa.c (referenced_var_lookup): Adjust.
26105 (referenced_var_check_and_insert): Likewise.
26106 (remove_referenced_var): Likewise.
26107 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26109 (verify_call_clobbering): Likewise.
26110 (verify_memory_partitions): Likewise.
26111 (init_tree_ssa): Allocate bitmap instead of hashtable for
26113 (delete_tree_ssa): Adjust.
26114 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26115 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26116 (compute_tag_properties): Likewise.
26117 (set_initial_properties): Likewise.
26118 (find_partition_for): Likewise.
26119 (update_reference_counts): Likewise.
26120 (dump_may_aliases_for): Likewise.
26121 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26122 (add_call_clobber_ops): Likewise.
26123 (add_call_read_ops): Likewise.
26124 (get_asm_expr_operands): Likewise.
26125 * tree-into-ssa.c (dump_decl_set): Likewise.
26126 (update_ssa): Likewise.
26127 * tree-sra.c (scan_function): Likewise.
26128 (decide_instantiations): Likewise.
26129 (scalarize_parms): Likewise.
26130 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26131 (dsa_named_for): Likewise.
26132 * tree-ssa-structalias.c (update_alias_info): Likewise.
26133 (merge_smts_into): Likewise.
26135 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26138 * doc/invoke.texi (-fcx-limited-range): Document new option.
26139 * toplev.c (process_options): Handle -fcx-fortran-rules.
26140 * common.opt: Add documentation for -fcx-fortran-rules.
26142 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26145 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26146 actual behaviour and C99.
26148 2008-02-26 Ben Elliston <bje@au.ibm.com>
26150 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26151 (ASM_CPU_POWER6_SPEC): Likewise.
26152 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26153 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26154 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26156 2008-02-25 Richard Guenther <rguenther@suse.de>
26158 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26159 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26160 (lookup_decl_from_uid): Declare.
26161 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26162 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26163 (decl_for_uid_map): New global hashtable mapping DECL_UID
26165 (init_ttree): Allocate it.
26166 (insert_decl_to_uid_decl_map): New helper function.
26167 (make_node_stat): Insert new decls into the map.
26168 (copy_node_stat): Likewise.
26169 (lookup_decl_from_uid): New function.
26170 (print_decl_for_uid_map_statistics): New helper.
26171 (dump_tree_statistics): Call it.
26173 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26174 (referenced_var_iterator): Adjust.
26175 (FOR_EACH_REFERENCED_VAR): Adjust.
26176 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26177 (num_referenced_vars): Adjust.
26178 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26179 (first_referenced_var): Remove.
26180 (end_referenced_vars_p): Likewise.
26181 (next_referenced_var): Likewise.
26182 (referenced_var_iterator_set): New helper function.
26183 * tree-dfa.c (referenced_var_lookup): Adjust.
26184 (referenced_var_check_and_insert): Likewise.
26185 (remove_referenced_var): Likewise.
26186 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26188 (verify_call_clobbering): Likewise.
26189 (verify_memory_partitions): Likewise.
26190 (init_tree_ssa): Allocate bitmap instead of hashtable for
26192 (delete_tree_ssa): Adjust.
26193 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26194 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26195 (compute_tag_properties): Likewise.
26196 (set_initial_properties): Likewise.
26197 (find_partition_for): Likewise.
26198 (update_reference_counts): Likewise.
26199 (dump_may_aliases_for): Likewise.
26200 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26201 (add_call_clobber_ops): Likewise.
26202 (add_call_read_ops): Likewise.
26203 (get_asm_expr_operands): Likewise.
26204 * tree-into-ssa.c (dump_decl_set): Likewise.
26205 (update_ssa): Likewise.
26206 * tree-sra.c (scan_function): Likewise.
26207 (decide_instantiations): Likewise.
26208 (scalarize_parms): Likewise.
26209 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26210 (dsa_named_for): Likewise.
26211 * tree-ssa-structalias.c (update_alias_info): Likewise.
26212 (merge_smts_into): Likewise.
26214 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26217 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26218 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26219 * alias.h (nonoverlapping_memrefs_p): Likewise.
26221 2008-02-25 Jan Beulich <jbeulich@novell.com>
26223 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26224 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26225 __emultls_get_address, __emultls_register_common,
26226 __floatundi?f, and _Unwind_GetIPInfo.
26227 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26228 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26229 (gen_regparm_prefix): Likewise.
26230 (i386_nlm_encode_section_info): Sync with
26231 config/i386/winnt.c:i386_pe_encode_section_info().
26232 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26233 i386_nlm_mangle_decl_assembler_name): New.
26234 (netware_override_options): New.
26235 * config/i386/netware.h (netware_override_options): Declare.
26236 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26237 (i386_nlm_mangle_decl_assembler_name): Declare.
26238 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26240 2008-02-25 Ben Elliston <bje@au.ibm.com>
26243 * c-decl.c (grokdeclarator): Remove unused local variables
26244 `typedef_type' and `type_as_written'.
26246 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26247 unused local variable `has_hot_blocks'.
26248 (fix_crossing_conditional_branches): Remove unused local variable
26251 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26253 PR middle-end/19984
26254 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26255 using DEF_C99_BUILTIN.
26256 (BUILT_IN_NANF): Ditto.
26257 (BUILT_IN_NANL): Ditto.
26259 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26260 Revital Eres <eres@il.ibm.com>
26262 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26263 regarding the order of two dependent insns in the same row.
26265 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26267 * stor-layout.c (layout_decl): Do not bump the alignment of a
26268 bit-field to more than byte alignment if it is packed.
26270 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26272 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26275 2008-02-24 Diego Novillo <dnovillo@google.com>
26277 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26280 * tree-vrp.c (vrp_evaluate_conditional): With
26281 -Wtype-limits, emit a warning when comparing against a
26282 constant outside the natural range of OP0's type.
26283 * c.opt (Wtype-limits): Move ...
26284 * common.opt (Wtype-limits): ... here.
26286 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26288 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26289 * config/rs6000/e300c2c3.md: New file.
26290 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26292 (rs6000_override_options): Add e300c2 and e300c3 cases to
26293 processor_target_table. Do not allow usage of Altivec or Spe
26294 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26295 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26296 * config/rs6000/rs6000.h (processor_type): Add
26297 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26298 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26299 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26300 and ppce300c3. Include e300c2c3.md.
26302 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26304 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26305 instead of TARGET_STRICT_ALIGN.
26307 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26309 * explow.c (memory_address): Assert that the generated address is
26312 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26315 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26316 * config/darwin-ppc-ldouble-patch.def: New file.
26317 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26318 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26319 SUBTARGET_INIT_BUILTINS if defined.
26320 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26323 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26326 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26327 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26329 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26332 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26333 file" warning condtional on -Winvalid-PCH.
26335 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26337 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26339 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26343 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26344 prevent reload from using MMX registers.
26345 (*mov<mode>_internal): Ditto.
26346 (*movv2sf_internal_rex64): Ditto.
26347 (*movv2sf_internal): Ditto.
26349 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26351 PR documentation/31569
26352 * doc/install.texi2html: Use makeinfo --no-number-sections.
26354 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26356 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26357 ensure that we can address an entire entity > 8 bytes. Don't
26358 generate reg+reg addressing for such data.
26360 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26362 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26363 strings when optimizing for size, unless the target cares about
26366 2008-02-22 Tom Tromey <tromey@redhat.com>
26368 * regclass.c (current_pass): Remove declaration.
26370 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26372 * config/avr/libgcc.S (__RAMPZ__): Define.
26373 (__do_copy_data): Add for devices with 128KB code memory.
26375 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26377 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26379 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26381 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26383 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26386 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26389 * c-typeck.c (build_binary_op): Warn about floating point
26390 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26392 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26395 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26396 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26398 (rs6000_override_options): Set altivec_abi as default, not override,
26399 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26400 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26401 is used; use new member spe_abi.
26402 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26403 spe_abi and altivec_abi.
26405 2008-02-22 Tomas Bily <tbily@suse.cz>
26407 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26409 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26412 * config.build (build_file_translate): Set to `CMD //c' only if
26414 * Makefile.in (build_file_translate): Improve comment.
26416 2008-02-21 Jan Hubicka <jh@suse.cz>
26418 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26419 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26420 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26422 2008-02-21 Michael Matz <matz@suse.de>
26425 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26427 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26429 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26430 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26431 as insn constraint.
26432 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26433 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26434 SSE_VEC_FLOAT_MODE_P as insn constraint.
26435 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26436 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26437 sse4a_movntdf using MODEF mode iterator.
26438 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26439 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26440 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26441 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26442 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26443 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26444 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26446 2008-02-21 Richard Guenther <rguenther@suse.de>
26448 * tree.def (PAREN_EXPR): New tree code.
26449 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26451 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26452 * expr.c (expand_expr_real_1): Likewise.
26453 * tree-inline.c (estimate_num_insns_1): Likewise.
26454 * tree-complex.c (expand_complex_move): Likewise.
26455 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26458 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26461 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26463 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26466 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26468 * config/sh/sh.c (find_barrier): Don't go past
26469 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26471 2008-02-20 DJ Delorie <dj@redhat.com>
26473 * config/h8300/h8300.md (insv): Force source operand to be a register.
26475 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26476 as a jump, not as a plain insn.
26478 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26480 * doc/invoke.texi (Warning Options): Add new option
26481 -Wframe-larger-than=.
26482 (-Wframe-larger-than): Document.
26484 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26485 Add declarations for new option variables.
26487 * final.c (final_start_function): Check the frame size
26488 before emission and issue a Wframe-larger-than warning.
26490 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26491 Add definitions for new option variables.
26492 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26494 * common.opt (Wframe-larger-than=): New option.
26496 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26498 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26499 (<sse>_div<mode>3): Ditto.
26500 (<sse>_vmdiv<mode>3): Ditto.
26501 (<sse>_vmsqrt<mode>2): Ditto.
26502 (*smax<mode>3): Ditto.
26503 (sse5_frcz<mode>2): Ditto.
26504 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26505 as insn constraint.
26507 2008-02-20 Richard Guenther <rguenther@suse.de>
26509 PR middle-end/35265
26510 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26511 be happy with INTEGRAL_TYPE_P.
26513 2008-02-20 Richard Guenther <rguenther@suse.de>
26515 * fold-const.c (split_tree): Associate floatig-point expressions
26516 if flag_associative_math is set.
26518 2008-02-20 Richard Guenther <rguenther@suse.de>
26520 * tree.h (fold_real_zero_addition_p): Declare.
26521 * fold-const.c (fold_real_zero_addition_p): Export.
26522 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26523 floating-point operations with zero and one.
26525 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26527 * doc/install.texi: Correct references to CFLAGS, replacing them
26528 with BOOT_CFLAGS. Document flags used during bootstrap for
26531 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26533 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26534 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26535 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26537 (smin<mode>3): Ditto from similar patterns.
26538 (smax<mode>3): Ditto.
26539 (*ieee_smin<mode>3): Ditto.
26540 (*ieee_smax<mode>3): Ditto.
26541 * config/i386/sse.md (sse): New mode attribute.
26542 (mov<mode>): Macroize expander from movv4sf and movv2df using
26543 SSEMODEF2P mode iterator.
26544 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26545 SSE_VEC_FLOAT_MODE_P as insn constraint.
26546 (storent<mode>): Ditto.
26547 (storent<mode>): Macroize expander from storentsf and storentdf using
26548 MODEF mode iterator.
26549 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26550 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26551 (abs<mode>2): Ditto from similar patterns.
26552 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26553 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26554 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26555 (<sse>_vmsqrt<mode>2): Ditto.
26556 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26557 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26558 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26559 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26560 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26561 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26562 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26564 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26565 iterator and SSE_FLOAT_MODE_P as insn constraint.
26566 (<sse>_ucomi): Ditto from similar patterns.
26567 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26568 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26569 SSE_VEC_FLOAT_MODE_P as insn constraint.
26570 (vcond<mode>): Ditto from similar patterns.
26571 (and<mode>3, *and<mode>3): Ditto.
26572 (<sse>_nand<mode>3): Ditto.
26573 (ior<mode>3, *ior<mode>3): Ditto.
26574 (xor<mode>3, *xor<mode>3): Ditto.
26575 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26576 iterator and SSE_FLOAT_MODE_P as insn constraint.
26577 (*nand<mode>3): Ditto from similar patterns.
26578 (*ior<mode>3): Ditto.
26579 (*xor<mode>3): Ditto.
26581 2008-02-20 Ira Rosen <irar@il.ibm.com>
26583 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26584 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26585 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26587 2008-02-19 Jan Hubicka <jh@suse.cz>
26589 * predict.c (tree_bb_level_predictions): Remove variable next
26590 mistakely introduced by previous commit.
26592 2008-02-19 Jan Hubicka <jh@suse.cz>
26594 * predict.c (predict_paths_leading_to): Rewrite.
26595 (predict_paths_for_bb): New.
26596 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26598 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26601 * Makefile.in (build_file_translate): New.
26602 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26603 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26604 * configure.ac (build_file_translate): Substitute it.
26605 * configure: Regenerate.
26607 2008-02-19 Jan Hubicka <jh@suse.cz>
26609 PR rtl-optimization/34408
26610 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26613 2008-02-19 Jan Hubicka <jh@suse.cz>
26615 PR middle-end/28779
26616 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26619 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26622 * config/i386/i386-modes.def: Revert the last DI alignment
26623 change until Ada people can look into it.
26625 2008-02-19 Nick Clifton <nickc@redhat.com>
26627 * opts.c (print_specific_help): Fix typo in --help text.
26629 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26632 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26633 32-bit inline asm without asm alternatives for host GCC < 3.0.
26635 2008-02-19 Richard Guenther <rguenther@suse.de>
26637 PR tree-optimization/34989
26638 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26639 Allow propagation to INDIRECT_REF if we can simplify only.
26641 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26643 * c-common.c (warn_for_collisions_1): Use appropriate option when
26646 2008-02-19 Nick Clifton <nickc@redhat.com>
26649 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26650 (handle_options): Fix indentation.
26651 (print_filtered_help): If no language-specific options were
26652 displayed tell the user how to list all the options supported by
26653 the language's front-end.
26654 (print_specific_help): Fix indentation and remove duplicate line.
26655 (common_handle_option): Handle the -v option.
26656 For --help enable the display of undocumented options if the -v
26657 switch has been included on the command line.
26658 For --help= check for overlaps in the arguments between the option
26659 classes and the language names and issue a warning when they
26660 cannot be disambiguated.
26661 * c.opt (v): Pass on to the common option handler.
26663 2008-02-19 Revital Eres <eres@il.ibm.com>
26665 * modulo-sched.c (sms_schedule): Change dump message when
26666 create_ddg function fails.
26667 (try_scheduling_node_in_cycle): Rename row to cycle.
26668 (print_partial_schedule): Rename CYCLE to ROW.
26670 2008-02-19 Christian Bruel <christian.bruel@st.com>
26671 Zdenek Dvorak <ook@ucw.cz>
26673 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26675 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26678 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26679 (*x86_movdicc_0_m1_se): Ditto.
26681 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26683 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26684 (CMPtype): Define as __gcc_CMPtype.
26685 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26686 (CMPtype): Define as __gcc_CMPtype.
26688 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26690 Support valgrind 3.3 for --enable-checking=valgrind.
26691 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26693 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26694 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26695 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26696 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26697 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26698 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26699 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26701 * ggc-zone.c: Similar.
26702 * ggc-page.c: Similar.
26704 2008-02-19 Paul Brook <paul@codesourcery.com>
26707 * config/arm/ieee754-df.S: Fix do_it typo.
26708 * config/arm/ieee754-sf.S: Fix do_it typo.
26710 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26713 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26714 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26715 (OPTION_MASK_ISA_SSE_SET): Likewise.
26716 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26717 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26718 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26719 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26720 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26721 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26722 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26723 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26724 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26725 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26726 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26727 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26728 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26729 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26730 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26731 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26732 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26733 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26734 (OPTION_MASK_ISA_SSE4): Removed.
26735 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26736 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26737 (override_options): Don't turn on implied SSE/MMX bits in
26740 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26742 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26745 2008-02-18 Joey Ye <joey.ye@intel.com>
26747 PR middle-end/34921
26748 * tree-nested.c (insert_field_into_struct): Set type alignment
26749 to field alignment if the former is less than the latter.
26751 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26753 * BASE-VER: Set to 4.4.0.
26755 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26757 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26758 * doc/cfg.texi: Likewise.
26759 * doc/extend.texi: Likewise.
26760 * doc/gty.texi: Likewise.
26761 * doc/invoke.texi: Likewise.
26762 * doc/loop.texi: Likewise.
26763 * doc/md.texi: Likewise.
26764 * doc/passes.texi: Likewise.
26765 * doc/rtl.texi: Likewise.
26766 * doc/sourcebuild.texi: Likewise.
26767 * doc/tm.texi: Likewise.
26768 * doc/tree-ssa.texi: Likewise.
26770 2008-02-17 Richard Guenther <rguenther@suse.de>
26772 PR middle-end/35227
26773 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26774 without default definition.
26776 2008-02-17 Richard Guenther <rguenther@suse.de>
26778 PR tree-optimization/35231
26779 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26782 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26785 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26786 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26787 libgcc_cmp_return mode.
26789 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26792 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26794 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26796 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26799 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26801 * doc/c-tree.texi: Use `@.' where appropriate.
26802 * doc/extend.texi: Likewise.
26803 * doc/install.texi: Likewise.
26804 * doc/invoke.texi: Likewise.
26805 * doc/loop.texi: Likewise.
26806 * doc/makefile.texi: Likewise.
26807 * doc/md.texi: Likewise.
26808 * doc/passes.texi: Likewise.
26809 * doc/standards.texi: Likewise.
26810 * doc/tm.texi: Likewise.
26812 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26814 PR middle-end/35196
26815 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26817 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26818 rather than in entry_bb.
26820 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26822 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26823 libgcc_cmp_return mode.
26825 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26827 PR middle-end/35130
26828 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26829 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26831 2008-02-15 Richard Guenther <rguenther@suse.de>
26832 Zdenek Dvorak <ook@ucw.cz>
26834 PR tree-optimization/35164
26835 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26836 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26837 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26838 Only propagate addresses which do not have abnormal SSA_NAMEs
26841 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26844 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26846 2008-02-15 Jan Hubicka <jh@suse.cz>
26848 PR middle-end/35149
26849 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26851 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26853 PR middle-end/34621
26854 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26855 when calculating alignment_pad.
26857 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26859 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26860 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26861 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26862 and STACK_BOUNDARY define.
26864 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26866 PR preprocessor/35061
26867 * c-pragma.c (handle_pragma_pop_macro): Check that
26868 pushed_macro_table has been allocated.
26870 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26872 PR middle-end/35136
26873 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26874 (force_gimple_operand): Likewise.
26875 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26876 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26877 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26878 (find_interesting_uses_address): Check addressability and alignment
26879 of the base expression only after substituting bases of IVs into it.
26881 2008-02-14 Michael Matz <matz@suse.de>
26884 * function.c (instantiate_virtual_regs_in_insn): Reload address
26885 before falling back to reloading the whole operand.
26887 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26889 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26890 before the first section switch note.
26892 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26894 * doc/bugreport.texi: Update copyright years.
26895 * doc/c-tree.texi: Likewise.
26896 * doc/cfg.texi: Likewise.
26897 * doc/cpp.texi: Likewise.
26898 * doc/cppinternals.texi: Likewise.
26899 * doc/fragments.texi: Likewise.
26900 * doc/frontends.texi: Likewise.
26901 * doc/gcc.texi: Likewise.
26902 * doc/gty.texi: Likewise.
26903 * doc/hostconfig.texi: Likewise.
26904 * doc/implement-c.texi: Likewise.
26905 * doc/libgcc.texi: Likewise.
26906 * doc/loop.texi: Likewise.
26907 * doc/makefile.texi: Likewise.
26908 * doc/options.texi: Likewise.
26909 * doc/passes.texi: Likewise.
26910 * doc/rtl.texi: Likewise.
26911 * doc/sourcebuild.texi: Likewise.
26912 * doc/standards.texi: Likewise.
26913 * doc/tree-ssa.texi: Likewise.
26914 * doc/trouble.texi: Likewise.
26916 * doc/extend.texi: Use @: or add comma where appropriate.
26917 * doc/invoke.texi: Likewise.
26918 * doc/tm.texi: Likewise.
26920 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26923 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26926 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26928 * doc/md.texi (clz, ctz): Add reference.
26929 * doc/rtl.texi (clz, ctz): Likewise.
26931 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26934 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26937 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26939 * config/s390/s390.c (struct constant_pool): New field
26940 emit_pool_after added.
26941 (s390_mainpool_start): Set the emit_pool_after flag according
26942 to the section switch notes.
26943 (s390_mainpool_finish): Consider emit_pool_after when emitting
26944 the literal pool at the end of the function.
26945 (s390_chunkify_start): Force literal pool splits at section
26948 2008-02-13 Michael Matz <matz@suse.de>
26951 * var-tracking.c (clobber_variable_part): Correctly traverse the
26954 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26957 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26958 Add -fdump-ipa-inline.
26959 * tree-dump.c (dump_files): Remove tree-inlined dump.
26960 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26962 2008-02-12 Richard Guenther <rguenther@suse.de>
26964 PR tree-optimization/35171
26965 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26968 2008-02-12 Richard Guenther <rguenther@suse.de>
26970 PR middle-end/35163
26971 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26972 value-preserving mode. Disallow final truncation.
26974 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26976 PR middle-end/35136
26977 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26978 code from here to...
26979 (force_gimple_operand): ...here.
26981 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26984 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26985 non-compatible pointers.
26986 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26987 different FIELD_DECLs, try harder by comparing field offsets, sizes
26990 PR inline-asm/35160
26991 * function.c (match_asm_constraints_1): Don't replace the same input
26994 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26996 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26997 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26998 (expand_epilogue): Restore RAMPZ register.
26999 * config/avr/avr.md (RAMPZ_ADDR): New constant.
27001 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
27003 * config/i386/cygwin.asm: (__alloca): Correct calling
27004 convention and alignment.
27005 (__chkstk): Force 8 byte stack alignment.
27007 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27008 Richard Guenther <rguenther@suse.de>
27010 PR tree-optimization/33992
27011 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27012 the zero we compare against.
27014 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27016 PR libfortran/35063
27017 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27018 to CloseHandle after unlocking to prevent accumulation of handle
27021 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27023 PR middle_end/34150
27024 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27025 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27026 and update LABEL_NUSES during and after reload.
27028 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27030 PR middle-end/34627
27031 * combine.c (simplify_if_then_else): Make sure the comparison is
27032 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27034 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27037 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27038 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27039 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27040 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27041 * tree.h (get_type_static_bounds): Likewise.
27043 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27045 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27046 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27047 Make -Wfoo language annotations match what the compiler outputs.
27049 2008-02-08 Sa Liu <saliu@de.ibm.com>
27051 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27052 intrinsics spu_convts, spu_convtu, spu_convtf.
27054 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27056 * doc/extend.texi (Function Attributes) <noinline>: Mention
27057 asm ("") as method to keep calls.
27059 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27062 * doc/options.texi (Options): Replace references to opts.sh with
27064 * opts-common.c: Likewise.
27065 * optc-gen.awk: Likewise.
27067 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27069 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27071 2008-02-07 Richard Henderson <rth@redhat.com>
27074 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27075 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27078 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27080 PR tree-optimization/35085
27081 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27082 for operand entry oe2 in addition to operand entry oe3 in order to
27083 expose more opportunities for vectorizer sum reduction.
27085 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27088 * Makefile.in (LIBS): Remove $(GMPLIBS).
27089 (cc1-dummy, cc1): Add $(GMPLIBS).
27091 2008-02-06 Jan Hubicka <jh@suse.cz>
27094 * i386.md (moddf_integer): Do not produce partial memory stalls for
27095 targets where it hurts.
27097 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27100 * optabs.c (expand_float): Do not check for decimal modes when
27101 expanding unsigned integer through signed conversion.
27103 2008-02-06 Nick Clifton <nickc@redhat.com>
27105 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27106 inside the clobber with a match_operand and duplicated operand
27107 number in the constraint.
27108 (ineqbranchsi): Delete redundant comment.
27110 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27112 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27113 builtin_define ("__USE_INIT_FINI__").
27114 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27116 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27118 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27120 PR documentation/30330
27121 * doc/invoke.texi (C++ Dialect Options)
27122 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27123 For each warning option -Wfoo that allows -Wno-foo, ensure both
27124 -Wfoo and -Wno-foo are listed in the option index. Fix index
27125 entry of -Wswitch-default, index -Wnormalized= including the
27126 `=', and -Wlarger-than-@var{len} including @var{len}.
27128 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27130 * config/i386/i386.md (floatunssisf2): Use
27131 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27132 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27133 Macroize expander using MODEF mode iterator.
27135 2008-02-05 Diego Novillo <dnovillo@google.com>
27137 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27140 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27142 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27145 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27147 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27150 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27151 to indicate if a message should be generated.
27152 (init_cumulative_args): Updated.
27153 (function_value_32): Likewise.
27155 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27157 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27159 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27162 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27163 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27165 2008-02-04 Diego Novillo <dnovillo@google.com>
27167 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27170 * tree-vrp.c (vrp_evaluate_conditional): With
27171 -Wtype-limits, emit a warning when comparing against a
27172 constant outside the natural range of OP0's type.
27174 2008-02-04 Richard Guenther <rguenther@suse.de>
27176 PR middle-end/33631
27177 * expr.c (count_type_elements): Give for unions instead of
27180 2008-02-04 Richard Guenther <rguenther@suse.de>
27182 PR middle-end/35043
27183 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27184 to TYPE_DOMAINs base type instead of using bitsizetype here.
27186 2008-02-03 Jason Merrill <jason@redhat.com>
27188 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27190 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27193 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27194 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27195 (RS/6000 and PowerPC Options): Fix typos and markup.
27196 * doc/passes.texi (Tree-SSA passes): Likewise.
27198 2008-02-02 Michael Matz <matz@suse.de>
27201 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27202 from record_last_reg_set_info.
27203 (record_last_reg_set_info): Take an RTX argument, iterate over all
27204 constituent hardregs.
27205 (record_last_set_info, record_opr_changes): Change calls to
27206 new signature or to record_last_reg_set_info_regno.
27208 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27210 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27212 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27214 PR rtl-optimization/34773
27215 * reg-notes.def (EQUAL): Mention significance of combination of
27216 REG_EQUAL and REG_RETVAL.
27217 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27218 insn that has a REG_RETVAL.
27220 2008-02-01 Roger Sayle <roger@eyesopen.com>
27223 * configure.ac (--enable-fixed-point): Disable unless explicitly
27225 * configure: Regenerate.
27227 2008-02-01 Richard Guenther <rguenther@suse.de>
27230 * invoke.texi (-finline-limit): Remove no longer true parts
27231 of the documentation. Note that there is no default value.
27233 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27234 Mark Mitchell <mark@codesourcery.com>
27235 Ben Elliston <bje@au.ibm.com>
27238 * doc/extend.texi (Other Builtins): Document.
27240 2008-01-31 Tom Browder <tom.browder@gmail.com>
27242 * doc/c-tree.texi (Types): Fix grammar.
27243 (Expression trees): Ditto.
27244 * doc/passes.texi (Tree-SSA passes): Ditto.
27246 * doc/configterms.texi (Configure Terms): Fix typo.
27247 * doc/cpp.texi (Common Predefined Macros): Ditto.
27248 * doc/md.texi (Machine Constraints): Ditto.
27250 * doc/makefile.texi (Makefile): Add comma.
27252 2008-01-31 Tom Browder <tom.browder@gmail.com>
27253 Gerald Pfeifer <gerald@pfeifer.com>
27255 * doc/sourcebuild.texi (Front End): Remove references to CVS
27256 and CVSROOT/modules.
27257 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27258 (Back End): Remove reference to CVS.
27260 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27263 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27265 (mips16_gp_pseudo_reg): ...here.
27266 * config/mips/mips.md (load_const_gp): Replace with...
27267 (load_const_gp_<mode>): ...this :P-based insn.
27269 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27271 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27272 options. Minor fixes.
27273 (-std): Move reference to standards closer to where language
27274 standards are first mentioned.
27276 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27278 PR rtl-optimization/34995
27279 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27280 parameter and return a bool. If the rtx parameter is nonnull,
27281 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27282 (find_reloads): Update call accordingly. Pass the new operand
27283 if it needed no address reloads, otherwise pass null.
27285 2008-01-30 Richard Henderson <rth@redhat.com>
27288 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27289 for unbounded arrays.
27291 2008-01-30 Silvius Rus <rus@google.com>
27293 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27295 2008-01-30 Jan Hubicka <jh@suse.cz>
27298 * i386.c (init_cumulative_args): Use real function declaration when
27301 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27303 PR rtl-optimization/34998
27304 * global.c (build_insn_chain): Treat non-subreg_lowpart
27305 SUBREGs of pseudos as clobbering all the words covered by the
27306 SUBREG, not just all the bytes.
27307 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27308 original df_ref rather than an extract parameter.
27309 (global_conflicts): Update call accordingly.
27311 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27313 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27314 the overflow check to make it easier to read.
27315 (__fixtfdi): Change the type of the ll member in union
27316 long_double to UDItype_x.
27318 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27320 PR middle-end/34969
27321 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27322 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27323 * tree-inline.c (fold_marked_statements): Call
27324 cgraph_update_edges_for_call_stmt if folding a call statement.
27325 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27326 debug_generic_stmt calls, reset it back afterwards.
27329 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27331 * c-typeck.c (build_external_ref): Don't pedwarn about
27332 static vars in current function's scope.
27334 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27336 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27338 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27341 * ipa-struct-reorg.c: Fix spelling.
27342 * params.def: Ditto.
27344 2008-01-29 Richard Guenther <rguenther@suse.de>
27346 PR middle-end/35006
27347 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27349 * tree-inline.c (remap_type): Increment remapping_type_depth
27350 around remapping types.
27351 (copy_body_r): Only add referenced variables if they are referenced
27352 from code, not types.
27354 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27365 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27366 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27368 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27371 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27372 pointer for tiny stack.
27374 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27376 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27378 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27380 * config/vx-common.h: Fix typo in comment.
27382 2008-01-28 Ian Lance Taylor <iant@google.com>
27386 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27387 coalesce pointers if they have different DECL_NO_TBAA_P values.
27388 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27389 between variables with different DECL_NO_TBAA_P values.
27391 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27394 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27395 are not legitimate small data references on SPE targets.
27397 2008-01-28 David Daney <ddaney@avtrex.com>
27399 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27401 2008-01-28 David Daney <ddaney@avtrex.com>
27403 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27405 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27407 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27408 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27409 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27410 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27411 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27412 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27413 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27414 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27416 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27418 * basic-block.h (condjump_equiv_p): Fix comment.
27420 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27422 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27423 print_generic_stmt_indented): Fix comment.
27425 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27427 * configure.ac (__stack_chk_fail): Add detecion for availability
27428 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27429 * configure: Regenerate.
27431 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27433 PR middle-end/34688
27434 * final.c (output_addr_const): Handle TRUNCATE.
27436 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27439 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27440 (zero_cost, infinite_cost): New constants.
27441 (struct cost_pair): Change type of cost to comp_cost.
27442 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27443 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27445 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27446 split_address_cost, ptr_difference_cost, difference_cost,
27447 get_computation_cost_at, get_computation_cost,
27448 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27449 determine_use_iv_cost_condition, determine_use_iv_costs,
27450 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27451 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27452 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27453 Change type of cost to comp_cost.
27454 (determine_iv_cost): Increase cost of non-original ivs, instead
27455 of decreasing the cost of original ones.
27456 (get_address_cost): Indicate the complexity of the addressing mode
27458 (try_add_cand_for): Prefer using ivs not specific to some object.
27459 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27461 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27462 Janis Johnson <janis187@us.ibm.com>
27465 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27466 (TARGET_INSTANTIATE_DECLS): Likewise.
27467 * target.h (expand_to_rtl_hook): New target hook.
27468 (instantiate_decls): Likewise.
27469 * function.c (instantiate_decl): Make non-static. Rename to...
27470 (instantiate_decl_rtl): ... this.
27471 (instantiate_expr): Use instantiate_decl_rtl.
27472 (instantiate_decls_1): Likewise.
27473 (instantiate_decls): Likewise.
27474 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27475 * function.h (instantiate_decl_rtl): Add prototype.
27476 * cfgexpand.c (target.h): New include.
27477 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27478 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27479 (TARGET_INSTANTIATE_DECLS): Likewise.
27480 (TARGET_INITIALIZER): New target hooks added.
27481 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27483 * config/rs6000/rs6000.c (tree-flow.h): New include.
27484 (machine_function): Add sdmode_stack_slot field.
27485 (rs6000_alloc_sdmode_stack_slot): New function.
27486 (rs6000_instantiate_decls): Likewise.
27487 (rs6000_secondary_memory_needed_rtx): Likewise.
27488 (rs6000_check_sdmode): Likewise.
27489 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27490 (TARGET_INSTANTIATE_DECLS): Likewise.
27491 (rs6000_hard_regno_mode_ok): Allow SDmode.
27492 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27493 (rs6000_emit_move): Handle SDmode.
27494 (function_arg_advance): Likewise.
27495 (function_arg): Likewise.
27496 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27497 SDmode var args for 32-bit compiles.
27498 (rs6000_secondary_reload_class): Handle SDmode.
27499 (rs6000_output_function_epilogue): Likewise.
27500 (rs6000_function_value): Simplify if statement.
27501 (rs6000_libcall_value): Likewise.
27502 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27503 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27504 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27505 (movsd_hardfloat): New define_insn.
27506 (movsd_softfloat): Likewise.
27507 (movsd_store): Likewise.
27508 (movsd_load): Likewise.
27509 (extendsddd2): Likewise.
27510 (extendsdtd2): Likewise.
27511 (truncddsd2): Likewise.
27512 (movdd_hardfloat64): Fixup comment.
27513 (UNSPEC_MOVSD_LOAD): New constant.
27514 (UNSPEC_MOVSD_STORE): Likewise.
27516 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27519 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27521 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27522 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27523 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27524 and TRUTH_XOR_EXPR.
27526 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27529 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27530 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27531 __LONGDOUBLE128 too.
27532 * config/rs6000/aix61.h: New file.
27534 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27536 PR rtl-optimization/34959
27537 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27538 popcount and parity rtxes the same mode as their operand.
27539 Truncate or extend the result to the return value's mode
27542 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27545 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27546 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27547 to GOT_VERSION_REGNUM.
27548 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27549 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27550 * config/mips/mips.c (mips_emit_call_insn): New function.
27551 (mips_call_tls_get_addr): Call mips_expand_call directly.
27552 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27554 (mips16_build_call_stub): Likewise. Return the call insn or null.
27555 (mips_expand_call): Update the call to mips16_build_call_stub
27556 accordingly and a remove redundant condition. Assert that MIPS16
27557 stubs do not use lazy binding. Use mips_emit_call_insn and return
27559 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27561 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27562 (mips_avoid_hazard): Remove hazard_set handling.
27563 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27564 (UNSPEC_RESTORE_GP): ...this.
27565 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27566 (FAKE_CALL_REGNO): Rename to...
27567 (GOT_VERSION_REGNUM): ...this.
27568 (type): Add "ghost" value. Add an associated insn reservation.
27569 (hazard_set): Remove.
27570 (exception_receiver): Rename to...
27571 (restore_gp): ...this and update the unspec identifier accordingly.
27572 (exception_receiver, nonlocal_got_receiver): New expanders.
27573 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27574 FAKE_CALL_REGNO. Remove hazard_set attribute.
27575 (set_got_version, update_got_version): New patterns.
27577 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27580 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27582 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27585 * doc/install.texi2html: Generate gcc-vers.texi.
27587 2008-01-25 DJ Delorie <dj@redhat.com>
27589 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27591 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27593 * config/c4x: Remove directory.
27594 * config.gcc (crx-*, mt-*): Mark obsolete.
27595 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27596 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27597 sh-*-rtemscoff*): Remove cases.
27598 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27599 * real.c (encode_c4x_single, decode_c4x_single,
27600 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27601 c4x_extended_format): Remove.
27602 * real.h (c4x_single_format, c4x_extended_format): Remove.
27603 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27605 (Pragmas): Remove comment about c4x pragmas.
27606 * doc/install.texi (c4x): Remove target-specific instructions.
27607 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27608 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27609 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27610 refer to C4x source files as examples.
27611 (C4X_FLOAT_FORMAT): Remove documentation.
27613 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27615 * config/bfin/bfin.c (override_options): Reorder tests so that
27616 flag_pic gets enabled for -msep-data.
27618 2008-01-25 Richard Guenther <rguenther@suse.de>
27620 PR middle-end/32244
27621 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27622 to its bitfield precision if required.
27624 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27626 PR middle-end/33880
27627 * tree-nested.c (walk_omp_for): New function.
27628 (convert_nonlocal_reference, convert_local_reference): Call
27629 walk_omp_for on OMP_FOR.
27630 (convert_call_expr): Call walk_body on OMP_FOR's
27631 OMP_FOR_PRE_INIT_BODY.
27633 2008-01-25 Richard Guenther <rguenther@suse.de>
27635 PR tree-optimization/34966
27636 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27637 default defs and PHI_NODEs we have to insert after the
27638 defining statement.
27640 2008-01-24 Nick Clifton <nickc@redhat.com>
27642 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27643 Provide a default definition.
27644 (LIBGCC2_UNITS_PER_WORD): Likewise.
27646 * config/stormy16/stormy16.c: Include df.h for the prototype
27647 for df_regs_ever_live_p.
27648 (xstormy16_expand_builtin_va_start): Convert the stack offset
27649 into a component_ref and then use POINTER_PLUS_EXPR to add it
27650 to the incoming_virtual_args_rtx.
27651 (xstormy16_gimplify_va_arg_expr): Rename to
27652 xstormy16_gimplify_va_arg_expr.
27653 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27654 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27655 xstormy16_gimplify_va_arg_expr.
27656 Fix up some formatting issues.
27658 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27659 Move to predicates.md.
27660 (xs_hi_general_operand): Likewise.
27661 (xs_hi_nonmemory_operand): Likewise.
27662 * config/stormy16/predicates.md:
27663 (xstormy16_carry_plus_operand): New predicate.
27664 (xs_hi_general_operand): New predicate.
27665 (xs_hi_nonmemory_operand): New predicate.
27666 * config/stormy16/stormy16-protos.h:
27667 (xstormy16_carry_plus_operand): Delete prototype.
27668 (xs_hi_general_operand): Likewise.
27669 (xs_hi_nonmemory_operand): Likewise.
27671 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27672 modifiers as they are no longer needed and they can trigger
27673 reload spill failures.
27675 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27676 with a match_operand in order to help reload.
27678 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27679 constraint with 'e' for the 8th alternative as this version of
27680 the mov.w instruction only accepts the lower 8 registers.
27682 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27685 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27686 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27689 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27691 PR middle-end/33333
27692 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27694 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27696 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27698 (remove_structure): Update allocations list before removing structure.
27700 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27702 * ipa-struct-reorg.c (is_safe_cond_expr,
27703 create_new_stmts_for_cond_expr): Use integer_zerop function,
27704 that recognize not only zero-pointer, but zero-integer too.
27706 2008-01-25 Ben Elliston <bje@au.ibm.com>
27709 * fixproto: Escape "." in sed expression that strips leading "./".
27711 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27714 * gcc.c (SWITCH_OK): Removed.
27715 (SWITCH_LIVE): Changed to bit.
27716 (SWITCH_FALSE): Likewise.
27717 (SWITCH_IGNORE): Likewise.
27718 (switchstr): Change live_cond to unsigned int.
27719 (process_command): Replace SWITCH_OK with 0.
27720 (do_self_spec): Likewise.
27721 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27722 (give_switch): Likewise.
27723 (used_arg): Likewise.
27724 (do_spec_1): Set the SWITCH_IGNORE bit.
27725 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27726 bits. Set the SWITCH_LIVE bit.
27728 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27730 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27732 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27734 PR tree-optimization/34472
27735 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27736 parameter to a "bool *" and set *DATA to false if there is
27737 an unsafe access. Do not delete the structure here.
27738 (check_cond_exprs): Delete it here instead.
27739 (check_cond_exprs, exclude_cold_structs): Do not increase
27740 I when removing a structure.
27742 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27745 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27746 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27748 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27750 PR middle-end/34934
27751 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27752 a fixed vector for stack.
27754 2008-01-24 Ben Elliston <bje@au.ibm.com>
27757 * doc/gcc.texi (Software development): Add a direntry for g++.
27759 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27761 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27762 stale and straggling -fforce-addr comments above.
27764 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27766 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27767 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27769 2008-01-23 Michael Matz <matz@suse.de>
27772 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27775 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27777 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27778 malloc result type.
27780 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27782 * config/avr/avr.c (avr_current_arch): New variable.
27783 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27784 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27785 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27786 (avr_override_options): Init 'avr_current_arch'.
27787 (base_arch_s): Move from here...
27788 * config/avr/avr.h (base_arch_s): ... here. Add new members
27789 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27790 'mega' to 'have_jmp_call'.
27791 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27792 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27794 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27796 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27797 MULTILIB_MATCHES): Ditto.
27799 2008-01-23 Richard Guenther <rguenther@suse.de>
27801 PR middle-end/31529
27802 * cgraphunit.c (cgraph_reset_node): Always mark the node
27803 not reachable if it is not queued already.
27805 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27807 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27808 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27809 (cputype_selected): New static variable.
27810 (bfin_handle_option): Set it if -mcpu is used.
27811 (override_option): Select default set of workarounds if no cpu type
27812 selected on the command line.
27813 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27815 From Michael Frysinger <michael.frysinger@analog.com>
27816 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27817 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27819 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27820 for bf547, bf523, bf524, and bf526.
27821 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27823 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27824 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27825 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27826 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27827 * doc/invoke.texi (Blackfin Options): Document that
27828 -mcpu now accept bf547, bf523, bf524, and bf526.
27830 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27832 PR rtl-optimization/34628
27833 * combine.c (try_combine): Stop and undo after the first combination
27834 if an autoincrement side-effect on the first insn has effectively
27837 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27840 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27841 Offset addresses are not valid for Altivec or paired float modes.
27843 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27846 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27847 if DECL_INITIAL (decl) is error_mark_node.
27850 * c-common.c (handle_vector_size_attribute): Only allow
27851 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27852 the same way as pointer, array etc. types.
27853 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27856 * tree.c (build_type_attribute_qual_variant): Call
27857 build_qualified_type if attributes are equal, but quals are not.
27859 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27862 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27863 * flags.h (warn_strict_aliasing): Remove.
27864 (warn_strict_overflow): Remove.
27865 * opts.c (warn_strict_aliasing): Remove.
27866 (warn_strict_overflow): Remove.
27867 * c-opts.c (c_common_handle_option): -Wall only sets
27868 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27869 (c_common_post_options): Give default values to -Wstrict-aliasing
27870 and -Wstrict-overflow if they are uninitialized.
27871 * common.opt (Wstrict-aliasing): Specify Var and Init.
27872 (Wstrict-overflow): Likewise.
27874 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27876 PR rtl-optimization/26854
27877 PR rtl-optimization/34400
27878 PR rtl-optimization/34884
27879 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27881 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27882 (df_rd_bb_info.expanded_lr_out): Deleted
27883 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27884 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27885 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27886 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27887 Removed code to allocate, initialize or free expanded_lr_out.
27888 (df_rd_bb_local_compute_process_def): Restructured to make more
27890 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27891 sets if the sets are being trimmed.
27893 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27896 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27897 (as_vers): Likewise.
27898 * configure: Regenerated.
27900 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27902 PR middle-end/33092
27903 * tree-pass.h (pass_build_alias): New pass.
27904 * tree-ssa-alias.c (gate_build_alias): New.
27905 (pass_build_alias): New.
27906 * passes.c (init_optimization_passes): Add pass_build_alias after
27907 pass_create_structure_vars.
27909 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27911 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27912 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27913 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27914 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27915 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27916 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27917 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27918 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27919 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27920 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27921 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27922 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27923 * config/s390/s390.md (FP_ALL): New mode iterator.
27924 (_d): New mode attribute.
27925 ("*signbit<mode>2>"): Changed mode of first operand.
27926 ("isinf<mode>2"): Changed mode of first operand.
27927 ("*TDC_insn"): Adaptation for DFP modes.
27929 2008-01-22 Ben Elliston <bje@au.ibm.com>
27931 * tree.c (check_qualified_type): Improve function description.
27933 2008-01-21 Jason Merrill <jason@redhat.com>
27936 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27937 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27940 2008-01-21 DJ Delorie <dj@redhat.com>
27942 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27945 2008-01-21 Richard Guenther <rguenther@suse.de>
27947 PR middle-end/34856
27948 * tree-cfg.c (verify_expr): Allow all invariant expressions
27949 instead of just constant class ones as reference argument.
27950 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27951 like any other constant.
27952 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27954 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27956 * regmove.c (fixup_match_1): Update call crossed frequencies.
27958 2008-01-21 Richard Guenther <rguenther@suse.de>
27961 * tree-inline.c (setup_one_parameter): Deal with mismatched
27962 types using a VIEW_CONVERT_EXPR.
27964 2008-01-21 Alon Dayan <alond@il.ibm.com>
27965 Olga Golovanevsky <olga@il.ibm.com>
27967 PR tree-optimization/34701
27968 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27969 when the structure size is not a power of 2.
27971 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27973 * doc/install.texi: Add doc for --enable-checking=df.
27975 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27977 PR rtl-optimization/34808
27978 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27980 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27982 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27985 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27987 PR rtl-optimization/26854
27988 PR rtl-optimization/34400
27989 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27991 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27992 (df_rd_bb_info.expanded_lr_out): New.
27993 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27994 * loop_iv.c (iv_analysis_loop_init): Ditto.
27995 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27996 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27997 Added code to allocate, initialize or free expanded_lr_out.
27998 (df_rd_bb_local_compute_process_def): Restructured to make
27999 more understandable.
28000 (df_rd_confluence_n): Add code to do nothing with fake edges and
28001 code to no apply invalidate_by_call sets if the sets are being trimmed.
28002 (df_lr_local_finalize): Renamed to df_lr_finalize.
28003 (df_live_local_finalize): Renamed to df_live_finalize.
28005 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28008 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28009 deciding whether to use reciprocal instructions.
28011 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28013 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28014 dwarf2out_note_section_used if cold_text_section is NULL.
28016 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28018 PR gcov-profile/34610
28019 * tree-cfg.c (make_edges): Mark both outgoing edges from
28020 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28021 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28022 from OMP_FOR and OMP_CONTINUE outgoing edges.
28024 * tree-profile.c (tree_profiling): Return early if
28025 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28027 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28028 from cfun to child_cfun.
28029 * function.h (struct function): Add after_tree_profile bit.
28031 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28033 * config/avr/avr.S (_exit): Disable interrupt.
28035 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28036 Steven Bosscher <stevenb.gcc@gmail.com>
28038 PR rtl-optimization/26854
28039 PR rtl-optimization/34400
28040 * df-problems.c (df_live_scratch): New scratch bitmap.
28041 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28042 (df_live_reset): Clear the proper bitmaps.
28043 (df_live_bb_local_compute): Only process the artificial defs once
28044 since the order is not important.
28045 (df_live_init): Init the df_live sets only with the variables
28046 found live by df_lr.
28047 (df_live_transfer_function): Use the df_lr sets to prune the
28048 df_live sets as they are being computed.
28049 (df_live_free): Free df_live_scratch.
28051 2008-01-18 Ian Lance Taylor <iant@google.com>
28053 * common.opt: Add fmerge-debug-strings.
28054 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28055 flag_merge_debug_strings rather than flag_merge_constants.
28056 * doc/invoke.texi (Option Summary): Mention
28057 -fmerge-debug-strings.
28058 (Debugging Options): Document -fmerge-debug-strings.
28060 2008-01-18 Ian Lance Taylor <iant@google.com>
28063 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28064 (struct tree_function_decl): Add new field operator_new_flag.
28065 * tree-inline.c (expand_call_inline): When inlining a call to
28066 operator new, force the return value to go into a variable, and
28067 set DECL_NO_TBAA_P on that variable.
28068 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28070 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28073 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28074 DWARF2_DEBUGGING_INFO.
28075 (dwarf2out_note_section_used): Ditto. Add prototype.
28076 (have_multiple_function_sections, text_section_used,
28077 cold_text_section_used, *cold_text_sections): Move declarations
28080 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28082 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28083 field and add signal_ra.
28084 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28085 assignments to frame state pc. Move end of stack check after
28086 MD_FALLBACK_FRAME_STATE_FOR.
28087 (uw_update_context_1): Use frame state signal_regs if set, instead
28088 of checking signal_frame flag.
28089 (uw_update_context): Use frame state signal_ra if set.
28090 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28091 * config/xtensa/linux-unwind.h: New file.
28093 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28095 * modulo-sched.c (get_sched_window): Fix comment typo.
28097 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28099 PR tree-optimization/34648
28100 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28102 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28104 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28105 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28107 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28109 PR rtl-optimization/34400
28110 * df-core.c (df_worklist_dataflow_overeager,
28111 df_worklist_dataflow_doublequeue): New functions.
28112 (df_worklist_dataflow): Two different worklist solvers.
28113 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28116 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28119 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28120 and ftree-parallelize-loops.
28122 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28124 PR rtl-optimization/34826
28125 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28127 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28129 * global.c (find_reg): Mark the eh regs as used if necessary.
28130 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28131 * ra.h (struct allocno): no_eh_reg field added. Changed
28132 no_stack_reg type to bitfield.
28134 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28136 * tree.c (substitute_in_expr): Add missing 'break'.
28138 2008-01-17 Richard Guenther <rguenther@suse.de>
28140 PR tree-optimization/34825
28141 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28142 x / x as division to handle.
28144 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28146 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28147 "-pthread" is specified.
28148 * pa-hpux11.h (LIB_SPEC): Likewise.
28150 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28151 Peter Bergner <bergner@vnet.ibm.com>
28153 PR rtl-optimization/33796
28154 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28156 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28158 PR libgfortran/34699
28159 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28161 * pa-hpux10.h (LINK_SPEC): Likewise.
28162 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28164 2008-01-16 Richard Guenther <rguenther@suse.de>
28166 PR middle-end/32628
28167 * fold-const.c (fold_convert_const_int_from_int): Do not
28168 set overflow if that occured only because of a sign extension
28169 change when converting from/to a sizetype with the same
28170 precision and signedness.
28172 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28175 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28176 location address to the correct place. Update copyright year.
28178 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28180 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28181 no dependences in the dependence_relations vector.
28183 2008-01-16 Jan Hubicka <jh@suse.cz>
28185 PR rtl-optimization/31396
28186 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28187 * cfg.c (dump_reg_info): Print it.
28188 * regs.h (struct reg_info_t): add freq_calls_crossed.
28189 (REG_FREQ_CALLS_CROSSED): New macro.
28190 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28191 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28192 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28193 regmove_optimize): Update call crossed frequencies.
28194 * local-alloc.c (struct qty): Add freq_calls_crossed.
28195 (alloc_qty): Copute freq_calls_crossed.
28196 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28197 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28198 * ra.h (struct allocno): Add freq_calls_crossed.
28200 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28202 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28203 libgomp when compiling with ftree-parallelize-loops.
28204 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28206 2008-01-16 Richard Guenther <rguenther@suse.de>
28208 PR tree-optimization/34769
28209 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28210 * tree.c (int_cst_value): Instead make this function more
28211 permissive in what it accepts as valid input. Document this
28212 function always sign-extends the value.
28214 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28215 Richard Guenther <rguenther@suse.de>
28218 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28219 (gimple_fold_indirect_ref_rhs): ... this.
28220 (gimple_fold_indirect_ref): New function with foldings
28221 that preserve lvalueness.
28222 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28223 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28224 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28225 to fold an INDIRECT_REF, fall back to the old use of
28226 fold_indirect_ref_1.
28228 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28230 * tree-data-ref.c (subscript_dependence_tester_1): Call
28231 free_conflict_function.
28232 (compute_self_dependence): Same.
28234 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28237 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28238 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28240 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28241 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28242 for DWARF2_UNWIND_INFO targets.
28244 2008-01-16 Richard Guenther <rguenther@suse.de>
28247 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28248 type qualifiers for function types.
28250 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28252 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28253 loop_iterator li from previous commit.
28255 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28257 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28259 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28261 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28262 (parallelize_loops): Don't parallelize irreducible components.
28264 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28267 * c-opts (c_common_post_options): Do not enable CPP
28268 flag_pedantic_errors by default.
28270 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28272 PR rtl-optimization/31944
28273 * cse.c (remove_pseudo_from_table): New function.
28274 (merge_equiv_classes): Use above function to remove pseudo-registers.
28275 (invalidate): Likewise.
28277 2008-01-13 Richard Guenther <rguenther@suse.de>
28279 PR middle-end/34601
28280 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28281 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28283 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28285 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28286 validate_change to unshare the source of the PC set.
28288 2008-01-12 Jan Hubicka <jh@suse.cz>
28290 PR middle-end/32135
28291 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28292 references above array bounds. This might trigger bounds checks for
28293 pointers to arrays.
28295 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28297 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28298 new_replaceable_dependencies.
28300 2008-01-12 Doug Kwan <dougkwan@google.com>
28302 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28303 instead of OPT_Wreturn_type in warning due to ignored return type
28305 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28306 options included in -Wextra.
28307 * c.opt: New option -Wignored_qualifiers.
28308 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28309 -Wignore_qualifiers.
28310 (-Wignored-qualifiers): Document.
28311 (-Wreturn-type): Remove description of functionality now handled
28312 by -Wignored-qualifiers.
28314 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28317 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28318 NOP_EXPR if it is between integral types with the same precision.
28320 2008-01-12 Jan Hubicka <jh@suse.cz>
28323 * invoke.texi (max-inline-recursive-depth): Fix default value.
28325 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28327 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28330 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28332 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28334 2008-01-11 James E. Wilson <wilson@specifix.com>
28337 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28339 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28341 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28342 save/restore frame pointer register and don't use 'call-prologues'
28343 optimization in function with "OS_task" attribute.
28345 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28347 PR middle-end/31309
28348 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28349 when copying to memory.
28351 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28353 PR rtl-optimization/30905
28354 * cfgcleanup.c: Include dce.h
28355 (crossjumps_occured): New global variable.
28356 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28357 If something changed, set crossjumps_occured to true.
28358 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28359 Don't add/remove fake edges to exit here...
28360 (cleanup_cfg): ...but do it here, when crossjumping.
28361 Run a fast DCE when successful crossjumps occured in the latest
28362 iteration of try_optimize_cfg.
28364 2008-01-11 Richard Guenther <rguenther@suse.de>
28366 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28367 (struct vn_unary_op_s): Likewise.
28368 (vn_reference_insert): Free old reference on hash collision.
28370 2008-01-10 Raksit Ashok <raksit@google.com>
28372 PR rtl-optimization/27971
28373 * combine.c (find_split_point): Split PLUS expressions which are
28374 inside a MEM rtx, and whose first operand is complex.
28376 2008-01-10 DJ Delorie <dj@redhat.com>
28378 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28379 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28380 (m32c_hard_regno_ok): Call the underlying function.
28382 2008-01-10 Richard Guenther <rguenther@suse.de>
28384 PR middle-end/34683
28385 * tree-cfg.c (tree_merge_blocks): Do not go through the
28386 full-blown folding and stmt updating path if we just deal
28387 with virtual operands.
28388 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28389 test for abnormal SSA_NAMEs.
28391 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28393 PR middle-end/34641
28394 * reload.c (push_reload): Add assertions. All constants from
28395 reg_equiv_constant should have been used for replacing the respective
28397 (find_reloads_address): Invoke find_reloads_address_part for
28398 constant taken from the reg_equiv_constant array.
28400 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28402 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28403 field (valnum) the first in the struct. Replace bools with
28406 2008-01-10 Richard Guenther <rguenther@suse.de>
28408 PR tree-optimization/34651
28409 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28410 types and ordering for masking and converting.
28412 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28414 PR tree-optimization/34017
28415 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28416 also for PHI_NODE expressions.
28418 2008-01-09 Jan Hubicka <jh@suse.cz>
28420 PR tree-optimization/34708
28421 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28422 based on number of case labels.
28423 (init_inline_once): Remove switch_cost.
28424 * tree-inline.h (eni_weights_d): Remove switch_cost.
28426 2008-01-09 Richard Guenther <rguenther@suse.de>
28427 Andrew Pinski <andrew_pinski@playstation.sony.com>
28429 PR middle-end/30132
28430 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28431 temporary if an rvalue is ok or an lvalue is not required.
28433 2008-01-09 Richard Guenther <rguenther@suse.de>
28435 PR middle-end/34458
28436 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28437 adjust return type.
28439 2008-01-09 Richard Guenther <rguenther@suse.de>
28441 PR middle-end/34679
28442 * tree.c (host_integerp): Check for sizetype only if the
28443 type is an integer type.
28445 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28448 * opts.c (decode_options): Disable inlining of functions called
28449 once if not in unit-at-a-time mode.
28451 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28453 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28455 2008-01-08 Richard Guenther <rguenther@suse.de>
28457 PR middle-end/31863
28458 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28459 out early if the result will be unused.
28461 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28466 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28467 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28470 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28472 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28473 for vectorization tuned.
28475 2008-01-08 Richard Guenther <rguenther@suse.de>
28477 PR tree-optimization/34683
28478 * tree-ssa-operands.c (operand_build_cmp): Export.
28479 * tree-ssa-operands.h (operand_build_cmp): Declare.
28480 * tree-vn.c (vuses_compare): Remove.
28481 (sort_vuses): Use operand_build_cmp.
28482 (sort_vuses_heap): Likewise.
28483 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28484 to re-use old VEC if available. Do not sort already sorted VUSEs.
28485 (vdefs_to_vec): Do not sort already sorted VDEFs.
28487 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28489 PR middle-end/34694
28490 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28492 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28495 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28496 limitations of reciprocal sequences on x86 targets.
28498 2008-01-08 Richard Guenther <rguenther@suse.de>
28500 PR tree-optimization/34683
28501 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28503 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28506 * config/darwin.c (darwin_mergeable_string_section): Don't use
28507 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28509 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28512 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28513 negxf2. Macroize expander using X87MODEF mode iterator. Change
28514 predicates of op0 and op1 to register_operand.
28515 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28516 expander using X87MODEF mode iterator. Change predicates of
28517 op0 and op1 to register_operand.
28518 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28519 corresponding patterns and macroize using MODEF macro. Change
28520 predicates of op0 and op1 to register_operand and remove
28521 "m" constraint. Disparage "r" alternative with "!".
28522 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28523 macroize using X87MODEF macro. Change predicates of op0 and op1
28524 to register_operand and remove "m" constraint. Disparage "r"
28525 alternative with "!".
28526 (absneg splitter with memory operands): Remove.
28527 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28528 patterns and macroize using X87MODEF mode iterator.
28529 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28530 Change predicate of op1 to register_operand.
28531 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28532 for memory operands.
28534 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28536 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28538 2008-01-07 Richard Guenther <rguenther@suse.de>
28540 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28543 2008-01-07 Richard Guenther <rguenther@suse.de>
28545 PR tree-optimization/34683
28546 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28547 VOPs of the needed size to save memory. Use VEC_quick_push
28548 to save compile-time.
28549 (vdefs_to_vec): Likewise.
28551 2008-01-07 Sa Liu <saliu@de.ibm.com>
28553 * config/spu/spu.md (divdf3): Genetate inline code for double
28554 division. The implementation doesn't handle INF or NAN, therefore it
28555 only applies when -ffinite-math-only is given.
28557 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28560 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28561 * doc/cpp.texi ([Common Predefined Macros]): Document.
28563 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28565 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28566 order to use commutative addition instead of subtraction.
28568 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28569 Mircea Namolaru <namolaru@il.ibm.com>
28570 Vladimir Yanovsky <yanov@il.ibm.com>
28571 Revital Eres <eres@il.ibm.com>
28573 PR tree-optimization/34263
28574 * tree-outof-ssa.c (process_single_block_loop_latch,
28575 contains_tree_r): New functions.
28576 (analyze_edges_for_bb): Call process_single_block_loop_latch
28577 function to empty single-basic-block latch block if possible.
28579 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28581 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28583 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28585 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28587 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28589 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28591 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28593 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28595 PR tree-optimization/34618
28596 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28599 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28602 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28603 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28604 Update copyright year.
28606 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28607 Update copyright year.
28608 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28611 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28613 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28614 edge does not point to current bb before changing need_assert.
28616 2008-01-04 Richard Guenther <rguenther@suse.de>
28618 PR middle-end/34029
28619 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28620 for verifying purposes if they are is_gimple_min_invariant.
28622 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28624 PR tree-optimization/34448
28625 PR tree-optimization/34465
28626 * gimplify.c (gimplify_init_constructor): Add new parameter
28627 notify_temp_creation. Use it.
28628 (gimplify_modify_expr_rhs): Take volatiles into account when
28629 optimizing constructors.
28630 Do not optimize constructors if gimplify_init_constructor will dump to
28632 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28633 * gcc.c-torture/compile/pr34448.c: New.
28635 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28637 PR gcov-profile/34609
28638 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28639 return_slot if result is TREE_ADDRESSABLE.
28641 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28643 * config/mips/mips.md (sqrt_condition): Tweak comment.
28644 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28646 2008-01-03 Tom Tromey <tromey@redhat.com>
28649 * c-common.c (c_type_hash): Handle VLAs.
28651 2008-01-03 Jan Hubicka <jh@suse.cz>
28653 PR tree-optimization/31081
28654 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28655 0 when inlining and not inlining to first basic block.
28656 (remap_decl): When var is initialized to 0, don't set default_def.
28657 (expand_call_inline): Set entry_bb.
28658 * tree-inline.h (copy_body_data): Add entry_bb.
28660 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28663 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28666 PR tree-optimization/29484
28667 * tree-inline.c (inline_forbidden_p_2): New function.
28668 (inline_forbidden_p): Disallow inlining if some static var
28669 has an address of a local LABEL_DECL in its initializer.
28670 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28673 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28675 PR tree-optimization/34635
28676 * tree-data-ref.c (add_other_self_distances): Make sure that the
28677 evolution step is constant.
28679 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28681 PR middle-end/34608
28682 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28684 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28686 * tree-sra.c (scalarize_init): Insert the generate_element_init
28687 statements after the generate_element_zero statements.
28689 2008-01-02 Richard Guenther <rguenther@suse.de>
28691 PR middle-end/34093
28692 PR middle-end/31976
28693 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28694 for very large number of operands instead of ICEing.
28696 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28699 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28700 while stack probing.
28702 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28704 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28707 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28709 PR libmudflap/26442
28710 * tree-mudflap.c (mx_register_decls): Guard warning by
28711 !DECL_ARTIFICIAL check.
28713 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28715 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28716 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28717 sse5_perm<mode>): Fix constraints.