1 2008-12-19 Andrew Haley <aph@redhat.com>
3 * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
6 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
9 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
10 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
12 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
15 * arm.c (load_multiple_sequence): Initialize ORDER array.
16 (store_multiple_sequence): Likewise.
17 (output_move_double): Make reg0 unsigned.
18 (arm_output_epilogue): Make amount unsigned.
19 (arm_expand_prologue): Move declaration of dwarf before block
22 2008-12-19 Steve Ellcey <sje@cup.hp.com>
24 * df-scan.c ( df_hard_reg_init): Move declaration of i.
26 2008-12-19 Jakub Jelinek <jakub@redhat.com>
29 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
30 use rs6000/x-linux-relax snippet if ld is new enough,
31 otherwise use rs6000/x-linux-O1.
32 * config/rs6000/x-linux-relax: New file.
33 * config/x-cflags-O1: New file.
35 2008-12-18 Joseph Myers <joseph@codesourcery.com>
37 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
38 choice of e500 comparison instructions on flag_finite_math_only &&
39 !flag_trapping_math, not flag_unsafe_math_optimizations.
40 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
41 instructions on flag_finite_math_only && !flag_trapping_math, not
42 flag_unsafe_math_optimizations.
43 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
44 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
45 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
46 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
47 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
48 Condition choice of comparison instructions on
49 flag_finite_math_only && !flag_trapping_math, not
50 flag_unsafe_math_optimizations.
52 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
54 * configure: Regenerate.
56 2008-12-18 Jan Hubicka <jh@suse.cz>
57 Kai Tietz <kai.tietz@onevision.com>
59 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
60 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
61 df_invalidated_by_call to invalidated_by_call_regset.
62 * df.h (df_invalidated_by_call): Remove.
63 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack): New
65 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
66 (globalize_reg): Likewise.
67 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
68 df_byte_lr_alloc): Rename df_invalidated_by_call to
69 invalidated_by_call_regset.
70 * basic-block.h (regs_invalidated_by_call_regset): Declare.
72 2008-12-18 Jan Hubicka <jh@suse.cz>
73 Kai Tietz <kai.tietz@onevision.com>
75 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
77 2008-12-18 Jan Hubicka <jh@suse.cz>
78 Kai Tietz <kai.tietz@onevision.com>
80 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function
82 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
83 do not try to modify call used regs.
84 (ix86_maybe_switch_abi): New function.
85 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
87 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
89 PR rtl-optimization/37922
90 * dse.c (bb_info): Added regs_live field.
91 (look_for_hardregs): New function.
92 (replace_read): Added regs_live parameter and code to check that
93 shift sequence does not clobber live hardregs.
94 (check_mem_read_rtx): Added parameter to replace_read.
95 (dse_step1): Added regs_live bitmap and initialize it.
96 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
98 * df-problems.c Renamed to
99 df_simulate_initialize_backwards.
100 (df_simulate_one_insn): Renamed to
101 df_simulate_one_insn_backwards.
102 (df_simulate_artificial_refs_at_top): Renamed to
103 df_simulate_finalize_backwards.
104 (df_simulate_initialized_forwards,
105 df_simulate_one_insn_forwards,
106 df_simulate_finalize_backwards): New functions.
107 * df.h (df_simulate_artificial_refs_at_end): Renamed to
108 df_simulate_initialize_backwards.
109 (df_simulate_one_insn): Renamed to
110 df_simulate_one_insn_backwards.
111 (df_simulate_artificial_refs_at_top): Renamed to
112 df_simulate_finalize_backwards.
113 (df_simulate_initialized_forwards,
114 df_simulate_one_insn_forwards,
115 df_simulate_finalize_backwards): New functions.
116 * ra-conflict.c (global_conflicts): Renamed
117 df_simulate_artificial_refs_at_end to
118 df_simulate_initialize_backwards.
119 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
120 df_simulate_one_insn_backwards.
121 * ifcvt.c (dead_or_predicable): Renamed
122 df_simulate_artificial_refs_at_end to
123 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
124 df_simulate_one_insn_backwards.
125 * recog.c (peephole2_optimize): Ditto.
126 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
128 2008-12-18 Jakub Jelinek <jakub@redhat.com>
131 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
132 (rewrite_expr_tree): Add moved argument, move stmts together if
133 needed. Call remove_visited_stmt_chain.
134 (linearize_expr_tree): Don't move stmts here.
135 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
136 Adjust rewrite_expr_tree caller.
139 * tree-ssa.c (useless_type_conversion_p_1): Return
140 false if inner_type is incomplete and outer_type is complete.
142 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
144 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
145 dependences and the configure options.
146 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
147 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
149 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
152 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
153 only if REG_PARM_STACK_SPACE is defined.
155 2008-12-17 Jan Hubicka <jh@suse.cz>
156 Kai Tietz <kai.tietz@onevision.com>
158 * calls.c (expand_call): Do not sibcall if
159 outgoing_reg_parm_stack_space does not match.
161 2008-12-16 Anatoly Sokolov <aesok@post.ru>
163 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
164 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
166 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
167 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
169 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
172 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
175 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
177 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
179 * configure: Regenerate.
181 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
184 * arm.c (arm_legitimate_index): Only accept addresses that are in
186 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
187 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
189 (extendqisi2): Likewise.
190 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
191 predicate for operand1.
193 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
195 * config/mips/mips.c (mips_output_conditional_branch): Assert that
196 openrands[1] is a CODE_LABEL.
198 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
200 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
201 the result of mips_prepare_builtin_target.
203 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
205 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
206 if TARGET_ABICALLS is true.
208 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
210 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
211 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
213 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
215 * config/picochip/picochip.c (picochip_override_options): Disable CFI
216 asm and change the signature of brev and byteSwap functions to use
218 * config/picochip/picochip.md (commsTestPort): This is a complex
219 instruction and should not be vliwed. Dont set insn type.
221 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
222 * config/s390/s390.c (s390_swap_cmp): New function.
223 (s390_non_addr_reg_read_p): New function.
224 (s390_z10_optimize_cmp): New function.
225 (s390_reorg): Added call to s390_optimize_cmp.
226 * config/s390/s390.md (nop1): New insn.
228 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
231 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
232 for the milli.a library.
234 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
235 Peter Bergner <bergner@vnet.ibm.com>
238 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
239 TOC into the call pattern.
240 (call_indirect_aix64): Likewise.
241 (call_value_indirect_aix32): Likewise.
242 (call_value_indirect_aix64): Likewise.
243 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
244 to split off the load of the TOC.
245 (call_indirect_nonlocal_aix32): Enable only after reload.
246 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
247 to split off the load of the TOC.
248 (call_indirect_nonlocal_aix64): Enable only after reload.
249 (call_value_indirect_nonlocal_aix32_internal): New insn and split
250 patterns to split off the load of the TOC.
251 (call_value_indirect_nonlocal_aix32): Enable only after reload.
252 (call_value_indirect_nonlocal_aix64_internal): New insn and split
253 patterns to split off the load of the TOC.
254 (call_value_indirect_nonlocal_aix64): Enable only after reload.
256 2008-12-12 Andreas Schwab <schwab@suse.de>
259 2008-12-12 Andreas Schwab <schwab@suse.de>
260 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
263 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
265 PR tree-optimization/32044
266 * tree-scalar-evolution.h (expression_expensive_p): Declare.
267 * tree-scalar-evolution.c (expression_expensive_p): New function.
268 (scev_const_prop): Avoid introducing expensive expressions.
269 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
271 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
274 * graphite.c (nb_reductions_in_loop): Use simple_iv.
276 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
278 * config/i386/x86intrin.h: New header file to support all x86
280 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
282 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
285 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
288 2008-12-12 Andreas Schwab <schwab@suse.de>
290 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
293 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
295 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
296 Use Pmode for scratch reg.
297 (*mb_internal): Use (match_dup 0) for unspec operand.
299 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
301 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
302 floor_log2 of zero. Negate widened zero.
304 2008-12-12 Ben Elliston <bje@au.ibm.com>
306 * config/fp-bit.c (nan): Rename from this ...
307 (makenan): ... to this.
309 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
311 * config/mips/mips.md (*branch_bit<bbv><mode>,
312 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
313 label becomes operands[1].
315 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
317 PR tree-optimization/38446
318 * graphite.c (register_bb_in_sese): New.
319 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
320 looking at the bbs in the region.
321 * graphite.h (sese): Add region_basic_blocks pointer set to
322 structure and initialize at the time of defining new scop.
324 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
326 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
327 (find_params_in_bb): Do not free data refs.
328 (free_graphite_bb): Add FIXME on disabled free_data_refs.
330 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
332 * graphite.c (struct ivtype_map_elt): New.
333 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
334 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
335 gcc_type_for_cloog_iv): New.
336 (loop_iv_stack_patch_for_consts): Use the type of the induction
337 variable from the original loop, except for the automatically
338 generated loops, i.e., in the case of a strip-mined loop, in
339 which case there is no original loop: in that case just use
341 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
342 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
343 (clast_name_to_gcc): Accept params to be NULL.
344 (clast_to_gcc_expression): Take an extra parameter for the type.
345 Convert to that type all the expressions built by this function.
346 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
347 (graphite_translate_clast_equation): Compute the type of the
348 clast_equation before translating its LHS and RHS.
349 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
350 (graphite_create_new_loop): Compute the type of the induction
351 variable before translating the lower and upper bounds and before
352 creating the induction variable.
353 (rename_variables_from_edge, rename_phis_end_scop): New.
354 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
355 (sese_add_exit_phis_edge): Do not use integer_zero_node.
356 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
357 compute_cloog_iv_types): New.
358 (gloog): Call compute_cloog_iv_types before starting the
359 translation of the clast.
361 * graphite.h (struct graphite_bb): New field cloog_iv_types.
362 (GBB_CLOOG_IV_TYPES): New.
363 (debug_ivtype_map): Declared.
364 (oldiv_for_loop): New.
366 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
369 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
370 (param_index): Assert if parameter is not know after parameter
372 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
373 (find_scop_parameters): Mark, that we have finished parameter
375 (graphite_transform_loops): Move condition detection before parameter
377 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
379 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
382 * emutls.c (__emutls_get_address): Make sure offset is really zero
383 before initializing the object's offset.
385 2008-12-11 Jakub Jelinek <jakub@redhat.com>
388 * gimplify.c (gimplify_init_constructor): Don't force constructor
389 into memory if there is just one nonzero element.
391 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
393 Fix testsuite/gfortran.dg/graphite/id-4.f90.
394 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
397 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
399 * graphite.c (build_scops_1): Initialize open_scop.exit
402 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
403 Jan Sjodin <jan.sjodin@amd.com>
404 Harsha Jagasia <harsha.jagasia@amd.com>
416 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
417 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
419 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
420 * Makefile.in (graphite.o): Depend on value-prof.h.
421 (graphite.o-warn): Removed -Wno-error.
422 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
423 to be a NULL pointer. Call update_stmt. Return the newly created
424 cannonical induction variable.
426 * graphite.h (debug_rename_map): Declared. Fix some comments.
428 * graphite.c: Reimplement the code generation from graphite to gimple.
429 Include value-prof.h.
430 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
431 (get_old_iv_from_ssa_name): Removed.
432 (graphite_stmt_p): New.
433 (new_graphite_bb): Test for useful statements before building a
434 graphite statement for the basic block.
435 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
436 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
437 (recompute_all_dominators, graphite_verify,
438 nb_reductions_in_loop, graphite_loop_normal_form): New.
439 (scop_record_loop): Call graphite_loop_normal_form.
440 (build_scop_loop_nests): Iterate over all the blocks of the
441 function instead of relying on the incomplete information from
442 SCOP_BBS. Return the success of the operation.
443 (find_params_in_bb): Use the data from GBB_DATA_REFS.
444 (add_bb_domains): Removed.
445 (build_loop_iteration_domains): Don't call add_bb_domains.
446 Add the iteration domain only to the basic blocks that have been
447 translated to graphite.
448 (build_scop_conditions_1): Add constraints only if the basic
449 block have been translated to graphite.
450 (build_scop_data_accesses): Completely disabled until data
451 dependence is correctly implemented.
452 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
453 (remove_all_edges_1, remove_all_edges): Removed.
454 (get_new_name_from_old_name): New.
455 (graphite_rename_variables_in_stmt): Renamed.
456 rename_variables_in_stmt. Call get_new_name_from_old_name.
457 Use replace_exp and update_stmt.
458 (is_old_iv): Renamed is_iv.
459 (expand_scalar_variables_stmt): Extra parameter for renaming map.
460 Use replace_exp and update_stmt.
461 (expand_scalar_variables_expr): Same. Use the map to get the
462 new names for the renaming of induction variables and for the
463 renaming of variables after a basic block has been copied.
464 (expand_scalar_variables): Same.
465 (graphite_rename_variables): Renamed rename_variables.
466 (move_phi_nodes): Removed.
467 (get_false_edge_from_guard_bb): New.
468 (build_iv_mapping): Do not insert the induction variable of a
469 loop in the renaming iv map if the basic block does not belong
471 (register_old_new_names, graphite_copy_stmts_from_block,
472 copy_bb_and_scalar_dependences): New.
473 (translate_clast): Heavily reimplemented: copy basic blocks,
474 do not move them. Finally, in call cleanup_tree_cfg in gloog.
475 At each translation step call graphite_verify ensuring the
476 consistency of the SSA, loops and dominators information.
477 (collect_virtual_phis, find_vdef_for_var_in_bb,
478 find_vdef_for_var_1, find_vdef_for_var,
479 patch_phis_for_virtual_defs): Removed huge hack.
480 (mark_old_loops, remove_dead_loops, skip_phi_defs,
481 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
482 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
483 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
484 if_region_get_condition_block, if_region_set_false_region,
485 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
486 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
487 sese_add_exit_phis_edge, sese_add_exit_phis_var,
488 rewrite_into_sese_closed_ssa): New.
489 (gloog): Remove dead code. Early return if code cannot be
490 generated. Call cleanup_tree_cfg once the scop has been code
492 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
493 block loops with less than two loops.
494 (graphite_apply_transformations): Remove the call to
495 scop_remove_ignoreable_gbbs.
496 (limit_scops): When build_scop_loop_nests fails, continue on next
497 scop. Fix open_scop.entry.
498 (graphite_transform_loops): Call recompute_all_dominators: force the
499 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
500 Call initialize_original_copy_tables and free_original_copy_tables
501 to be able to copy basic blocks during code generation.
502 When build_scop_loop_nests fails, continue on next scop.
503 (value_clast): New union.
504 (clast_to_gcc_expression): Fix type cast warning.
506 2008-12-10 Richard Guenther <rguenther@suse.de>
508 PR tree-optimization/36792
509 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
512 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
514 PR tree-optimization/36792
515 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
517 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
520 * dwarf2out.c (saved_do_cfi_asm): New.
521 (dwarf2out_do_frame): Take it into account.
522 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
524 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
527 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
528 variables initialized from SRAed bit fields.
530 2008-12-10 Martin Guy <martinwguy@yahoo.it>
533 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
534 result will be in an FPU register.
536 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
540 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
541 on the associated SYMBOL_REF_DECL node, if any.
543 2008-12-09 David Daney <ddaney@caviumnetworks.com>
545 * config/mips/sync.md (sync_<optab>_12): Replace
546 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
547 (sync_old_<optab>_12): Remove third paramater to
548 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
549 with MIPS_SYNC_OLD_OP_12_AND.
550 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
551 with MIPS_SYNC_NEW_OP_12_AND.
552 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
553 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
554 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
555 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
556 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
557 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
558 MIPS_SYNC_NEW_OP_12_XOR.
559 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
560 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
561 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
562 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
563 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
564 to implement new __sync_nand semantics.
565 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
566 remove third parameter.
567 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
568 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
569 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
570 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
571 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
572 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
573 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
574 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
576 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
578 * graphite.c (graphite_transform_loops): Always call find_transform ()
579 in ENABLE_CHECKING. So we test these code paths, even if we do not
582 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
584 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
586 2008-12-09 Jakub Jelinek <jakub@redhat.com>
589 * function.h (struct function): Add always_inline_functions_inlined.
590 * ipa-inline.c (cgraph_early_inlining): Set it to true.
591 * tree-optimize.c (execute_fixup_cfg): Likewise.
592 * builtins.c (avoid_folding_inline_builtin): New function.
593 (fold_call_expr): Don't optimize always_inline builtins before
595 (fold_call_stmt): Likewise.
596 (fold_builtin_call_array): Likewise. Don't call
597 fold_builtin_varargs for BUILT_IN_MD builtins.
599 PR tree-optimization/37416
600 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
602 2008-12-09 Janis Johnson <janis187@us.ibm.com>
604 * doc/sourcebuild.texi (Test Directives): Fix formatting.
606 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
608 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
610 * doc/invoke.texi (-fira-region): Describe new option.
611 (-fira-algorithm): Change the values.
613 * ira-conflicts.c (build_conflict_bit_table,
614 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
615 (ira_build_conflicts): Use flag flag_ira_region instead of
616 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
617 base registers for allocnos crossing calls.
619 * flags.h (enum ira_algorithm): Redefine.
620 (enum ira_region): New.
621 (flag_ira_region): New.
623 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
624 instead of flag_ira_algorithm.
626 * toplev.c (flag_ira_algorithm): Change the initial value.
627 (flag_ira_region): New.
629 * ira-int.h (ira_reg_classes_intersect_p,
630 ira_reg_class_super_classes): New.
632 * ira-color.c (update_copy_costs): Use
633 ira_reg_classes_intersect_p. Use right class to find hard reg index.
634 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
635 (assign_hard_reg): Ditto. Pass additional argument to
636 update_conflict_hard_regno_costs. Do not uncoalesce for priority
638 (allocno_priorities, setup_allocno_priorities,
639 allocno_priority_compare_func): Move before color_allocnos.
640 (color_allocnos): Add priority coloring. Use flag flag_ira_region
641 instead of flag_ira_algorithm.
642 (move_spill_restore): Check classes of the same reg allocno from
644 (update_curr_costs): Use ira_reg_classes_intersect_p.
645 (ira_reassign_conflict_allocnos): Ditto.
647 * opts.c (decode_options): Always set up flag_ira. Set up
648 flag_ira_algorithm. Warn CB can not be used for architecture.
649 (common_handle_option): Modify code for -fira-algorithm. Add code
650 to process -fira-region.
652 * ira-lives.c (update_allocno_pressure_excess_length): Process
654 (set_allocno_live, clear_allocno_live, mark_reg_live,
655 mark_reg_dead, process_bb_node_lives): Ditto.
657 * ira-emit.c (ira_emit): Fix insn codes.
659 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
660 instead of flag_ira_algorithm.
661 (allocno_range_compare_func): Ignore classes for priority coloring.
662 (setup_min_max_conflict_allocno_ids): Ditto.
663 (ira_flattening): Use ira_reg_classes_intersect_p.
665 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
667 * common.opt (fira-algorithm): Modify.
670 * ira.c (setup_class_hard_regs): Initialize.
671 (setup_cover_and_important_classes): Modify code setting class
672 related info for priority coloring.
673 (setup_class_translate): Ditto.
674 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
675 (setup_reg_class_intersect_union): Rename to
676 setup_reg_class_relations. Add code for setting up new variables.
677 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
678 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
680 * ira-costs.c (common_classes): New.
681 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
682 (find_allocno_class_costs): Ditto. Use common_classes. Translate
684 (ira_costs): Allocate/deallocate common_classes.
686 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
687 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
690 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
691 smallest_mode_for_size.
693 2008-12-10 Ben Elliston <bje@au.ibm.com>
695 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
697 2008-12-09 Jan Hubicka <jh@suse.cz>
699 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
701 2008-12-09 Jakub Jelinek <jakub@redhat.com>
703 PR tree-optimization/35468
704 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
707 2008-12-09 Richard Guenther <rguenther@suse.de>
709 PR tree-optimization/38445
710 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
712 (emit_alias_warning): Adjust.
714 2008-12-09 Andrew Haley <aph@redhat.com>
716 * fixed-value.c (do_fixed_add): Add comment.
717 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
718 * builtins.c (fold_builtin_sqrt): Likewise.
720 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
723 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
725 * calls.c (nitialize_argument_information): Add fntype argument
726 and use it for calls.promote_function_args.
727 (expand_call): Pass fntype to aggregate_value_p if no fndecl
728 available and pass additional fntype to
729 initialize_argument_information.
730 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
731 to get function abi type.
732 (init_cumulative_args): Use for abi kind detection fntype, when no
735 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
737 * config/s390/s390.md (movti, movdi_64, movdi_31,
738 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
739 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
741 (Integer->BLKmode splitter): Removed.
743 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
745 * config/alpha/alpha.c (alpha_set_memflags): Process memory
746 references in full insn sequence.
748 2008-12-09 Jason Merrill <jason@redhat.com>
750 * gimplify.c (gimplify_init_constructor): Revert to using < rather
751 than <= for sparseness test.
754 * gimplify.c (gimplify_init_constructor): Don't write out a static
755 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
758 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
761 Fix testsuite/gfortran.dg/graphite/id-3.f90.
762 * graphite.c (scopdet_basic_block_info): Fix bug that found some
763 regions more than once.
765 2008-12-09 Ben Elliston <bje@au.ibm.com>
767 * emutls.c (__emutls_get_address): Prototype.
768 (__emutls_register_common): Likewise.
770 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
772 2008-12-09 Ben Elliston <bje@au.ibm.com>
774 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
776 2008-12-08 Steve Ellcey <sje@cup.hp.com>
778 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
779 (nonlocal_goto_receiver): New instruction.
781 2008-12-08 Jakub Jelinek <jakub@redhat.com>
784 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
787 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
788 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
790 2008-12-08 Richard Henderson <rth@redhat.com>
793 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
794 (SET_TYPE_MODE): New.
795 * c-decl.c (parser_xref_tag): Use it.
796 (finish_enum): Likewise.
797 * tree.c (build_pointer_type_for_mode): Likewise.
798 (build_reference_type_for_mode, build_index_type): Likewise.
799 (build_range_type, make_vector_type): Likewise.
800 (build_common_tree_nodes_2): Likewise.
801 * stor-layout.c (compute_record_mode): Likewise.
802 (finalize_type_size, layout_type, make_fract_type): Likewise.
803 (make_accum_type, initialize_sizetypes): Likewise.
804 (vector_type_mode): New.
805 * function.c (allocate_struct_function): Call
806 invoke_set_current_function_hook before querying anything else.
808 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
810 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
812 * alias.c (find_base_term): Synch LO_SUM handling with what
813 find_base_value does.
815 2008-12-08 Andrew Haley <aph@redhat.com>
816 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
818 * gimple.h (gimple_build_try): Fix declaration.
820 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
821 * fixed-value.c (do_fixed_add): Likewise.
822 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
824 2008-12-08 Jakub Jelinek <jakub@redhat.com>
827 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
828 on parallel and task contexts.
830 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
832 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
834 2008-12-07 Richard Guenther <rguenther@suse.de>
836 PR tree-optimization/38405
837 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
838 not sign-extend truth values.
840 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
842 * tree-sra.c (scalarize_use): Create another temporary with the proper
843 type for signed types in the use_all && !is_output bitfield case.
845 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
847 PR rtl-optimization/36365
848 * df-core.c (df_worklist_dataflow_overeager): Remove.
849 (df_worklist_dataflow): Don't call it, use double-queue only.
850 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
852 2008-12-06 Jakub Jelinek <jakub@redhat.com>
855 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
856 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
858 2008-12-07 Ben Elliston <bje@au.ibm.com>
860 * gthr-single.h (__gthread_once): Adjust prototype to match all
861 other gthreads models.
863 2008-12-06 Jakub Jelinek <jakub@redhat.com>
865 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
866 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
869 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
870 operands to mult_type if it isn't narrower than op0's type.
872 2008-12-06 Jan Hubicka <jh@suse.cz>
873 Jakub Jelinek <jakub@redhat.com>
875 PR tree-optimization/38074
876 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
878 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
879 in both dirrection for first match heuristics.
880 (tree_bb_level_predictions): Disable noreturn heuristic when there
881 is no returning path.
883 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
885 PR rtl-optimization/38272
886 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
889 2008-12-05 Jakub Jelinek <jakub@redhat.com>
892 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
893 (pp_c_expression): Likewise.
895 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
898 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
900 2008-12-05 Jakub Jelinek <jakub@redhat.com>
903 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
904 arguments to HOST_WIDE_INT. If type has different signedness
905 than unsignedp or different precision from bitsize, create
906 the right type for BIT_FIELD_REF and cast to type.
907 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
910 2008-03-05 Richard Guenther <rguenther@suse.de>
912 * fold-const.c (fold_truthop): Remove code generating
913 BIT_FIELD_REFs of structure bases.
914 (fold_binary): Likewise.
915 (make_bit_field_ref): Remove.
916 (optimize_bit_field_compare): Remove.
917 (all_ones_mask_p): Remove.
919 2008-12-05 Jakub Jelinek <jakub@redhat.com>
921 * tree-sra.c (sra_explode_bitfield_assignment): Always
922 call unsigned_type_for, if the precision is higher than
923 needed, call build_nonstandard_integer_type.
926 * function.c (assign_parm_find_stack_rtl): If promoted_mode
927 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
931 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
932 only if internal_arg_pointer is a non-virtual pseudo.
934 2008-12-05 Joseph Myers <joseph@codesourcery.com>
936 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
937 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
938 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
940 2008-12-05 Jakub Jelinek <jakub@redhat.com>
942 PR tree-optimization/37716
943 * gimplify.c (gimplify_expr): Allow COND_EXPR if
944 gimplify_ctxp->allow_rhs_cond_expr.
946 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
948 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
949 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
951 (alpha_emit_conditional_branch): Do not generate direct branch
952 for UNORDERED comparisons.
954 2008-12-05 Andreas Schwab <schwab@suse.de>
956 * config/rs6000/linux-unwind.h (frob_update_context): Check for
959 2008-12-05 Jakub Jelinek <jakub@redhat.com>
962 * fold-const.c (fold_checksum_tree): Change buf type to union
965 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
968 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
970 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
972 2008-12-05 Ben Elliston <bje@au.ibm.com>
974 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
976 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
978 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
979 Gary Funck <gary@intrepid.com>
981 * cse.c (lookup_as_function): Delete mode frobbing code.
982 (equiv_constant): Re-implement it there for SUBREGs.
984 2008-12-04 Richard Guenther <rguenther@suse.de>
987 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
988 (tree-ssa-structalias.o): Remove errors.h dependency.
989 (tree-ssa-reassoc.o): Likewise.
990 * tree-ssa-reassoc.c: Do not include errors.h.
991 * tree-ssa-alias-warnings.c: Remove.
992 * tree-ssa-alias.c (compute_may_aliases): Remove call to
993 strict_aliasing_warning_backend.
994 * tree-ssa-structalias.c (emit_pointer_definition): New function.
995 (emit_alias_warning): Likewise.
996 (set_uids_in_ptset): Warn for clear cases of type-punning.
997 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
1000 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
1002 * cse.c (equiv_constant): Fix pasto.
1004 2008-12-04 Nick Clifton <nickc@redhat.com>
1006 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1007 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1008 formatting of quotes.
1010 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1013 * fold-const.c (fold_checksum_tree): Allow modification of
1016 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1019 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1020 have the right number of arguments.
1022 2008-12-03 Richard Guenther <rguenther@suse.de>
1025 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1028 2008-12-03 Tomas Bily <tbily@suse.cz>
1031 * tree-loop-distribution.c (build_size_arg): New function.
1032 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1033 Reorganized generating of stmts.
1034 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1035 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1036 Indicate if analysis succeed.
1037 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1038 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1039 Uses new definition of dr_analyze_innermost.
1041 2008-12-03 Ben Elliston <bje@au.ibm.com>
1043 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1045 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1047 PR tree-optimization/37716
1048 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1049 all the needed operations as trees and gimplify_assign it to dst.
1052 * configure.ac (gcc_cv_readelf): Look for readelf.
1053 (gcc_cv_as_cfi_advance_working): Check for working
1054 cfi advances with code alignment factor > 1.
1055 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1056 don't work properly.
1057 * configure: Regenerated.
1059 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1060 Jakub Jelinek <jakub@redhat.com>
1061 Andrew Pinski <andrew_pinski@playstation.sony.com>
1063 PR rtl-optimization/38281
1064 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1065 set it to NULL_RTX afterwards.
1067 * emit-rtl.c (set_insn_deleted): Fix formatting.
1069 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1071 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1073 * config/mips/mips.md (IMOVE32): New mode iterator.
1074 (movsi): Generalize with IMOVE32.
1075 (*movsi_internal): Likewise.
1076 (*mov<mode>_mips16): Likewise.
1079 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1080 Maxim Kuvyrkov <maxim@codesourcery.com>
1082 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1083 PC-relative addressing when compiling for uclinux PIC.
1084 (__cmpdf_internal, __cmpsf_internal): Hide.
1085 (__cmpdf, __cmpsf): Use PIC call sequence.
1087 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1088 Jack Howarth <howarth@bromo.med.uc.edu>
1090 * config/i386/t-darwin64: Add m32 multilib support.
1092 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1094 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1096 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1099 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1100 before using it in POINTER_PLUS_EXPR.
1102 2008-12-02 Richard Guenther <rguenther@suse.de>
1104 PR tree-optimization/38359
1105 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1108 2008-12-02 Martin Jambor <mjambor@suse.cz>
1111 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1113 (forward_propagate_addr_into_variable_array_index): Check that the
1114 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1115 than the gimple code directly.
1117 2008-12-02 Ben Elliston <bje@au.ibm.com>
1119 * config/spu/float_disf.c (__floatdisf): Prototype.
1120 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1121 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1122 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1124 2008-12-02 DJ Delorie <dj@redhat.com>
1126 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1127 (DWARF_CIE_DATA_ALIGNMENT): Define.
1129 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1130 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1131 (xstormy16_expand_prologue): Likewise.
1132 (xstormy16_expand_builtin_va_start): Likewise.
1133 (xstormy16_gimplify_va_arg_expr): Likewise.
1135 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1138 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1139 potentially returned from folding memcpy.
1140 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1141 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1143 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1146 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1147 decoration of function RTL names here on Ada language.
1149 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1151 PR rtl-optimization/38280
1152 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1153 ira_rebuild_regno_allocno_list): New functions.
1154 (regno_allocnos): New static variable.
1155 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1156 Call ira_rebuild_regno_allocno_list.
1158 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1159 Adam Nemet <anemet@caviumnetworks.com>
1161 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1162 LINUX_DRIVER_SELF_SPECS.
1164 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1166 PR rtl-optimization/37514
1167 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1168 from previous insns.
1170 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1173 * c-omp.c (c_finish_omp_for): Only transform pointer
1174 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1176 PR rtl-optimization/38245
1177 * tree-vrp.c (abs_extent_range): New function.
1178 (extract_range_from_binary_expr): Compute range
1179 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1180 or includes zero or if vr1 is VR_RANGE and op0 has some
1183 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1186 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1187 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1188 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1189 to (not:I48MODE (and:I48MODE (...))).
1190 (sync_old_nand<mode>): Ditto.
1191 (sync_new_nand<mode>): Ditto.
1193 2008-12-01 Nick Clifton <nickc@redhat.com>
1195 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1196 Replace uses of the "y" register class with direct references to
1197 the CARRY_REG register.
1198 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1199 register with clobbers of the carry register.
1200 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1201 (xstormy16_split_cbranch): Remove redundant carry parameter.
1202 (xstormy16_expand_arith): Likewise.
1203 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1204 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1205 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1206 (CARRY_REGNUM): Define.
1207 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1209 (xstormy16_expand_arith): Likewise.
1211 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1213 * config/score/score.h (IRA_COVER_CLASSES): Define.
1215 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1218 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1219 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1220 (cmp_sdiv_cc_set): Factor common string.
1221 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1223 (cmp_udiv_cc_set): Factor common string.
1225 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1228 * varasm.c (emutls_finish): Fix common registration.
1230 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1233 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1235 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1237 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1238 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1239 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1240 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1241 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1242 Ignore sub-word case for now.
1243 (sync_nand<mode>_internal): Represent NAND in RTL.
1244 (sync_old_nand<mode): Same.
1245 (sync_old_name<mode>_internal): Same.
1246 (sync_new_nand<mode>): Same.
1247 (sync_new_nand<mode>_internal): Same.
1248 (sync_boolcshort_internal): Expect NAND.
1250 2008-11-28 Richard Guenther <rguenther@suse.de>
1252 PR tree-optimization/37955
1253 PR tree-optimization/37742
1254 * tree-vect-transform.c (vectorizable_store): Remove assert for
1256 (vectorizable_load): Likewise.
1258 2008-11-27 Richard Guenther <rguenther@suse.de>
1260 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1261 a constraint for the static chain parameter.
1263 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1265 * config/bfin/bfin.opt (micplb): New option.
1266 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1267 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1268 ENABLE_WA_INDIRECT_CALLS): New macros.
1269 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1271 (indirect_call_p): New function.
1272 (workaround_speculation): Handle anomaly 05-00-0426 when
1273 ENABLE_WA_INDIRECT_CALLS is true.
1274 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1275 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1276 * doc/invoke.texi (Blackfin Options): Document -micplb.
1278 2008-11-26 DJ Delorie <dj@redhat.com>
1280 * config/m32c/mov.md ("extendhipsi2"): New.
1282 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1284 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1285 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1287 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1289 * config/mips/mips.md (clear_hazard): Rename to
1290 clear_hazard_<mode>. Use mode-specific addition.
1291 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1292 or gen_clear_hazard_di depending on the size of Pmode.
1294 2008-11-26 DJ Delorie <dj@redhat.com>
1296 * configure.ac: Test m32c-elf-gas for .loc.
1297 * configure: Likewise.
1299 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1302 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1305 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1307 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1308 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1309 (memory_barrier): Do not generate memory_barrier_nosse instruction
1311 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1313 2008-11-26 Fredrik Unger <fred@tree.se>
1315 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1316 function name from __floatundisf.
1317 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1320 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1321 Richard Guenther <rguenther@suse.de>
1323 PR tree-optimization/37869
1324 * tree-ssa-structalias.c (struct constraint_graph): Remove
1325 pt_used and number_incoming members.
1326 (build_pred_graph): Do not allocate them.
1327 (condense_visit): Do not use them.
1328 (label_visit): Likewise.
1329 (free_var_substitution_info): Do not free them.
1331 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1333 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1335 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1337 * ira-color.c (allocno_spill_priority): New function.
1338 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1339 Print more info about the spilled allocno.
1340 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1341 checks on bad spill.
1343 * ira-build.c (loop_node_to_be_removed_p): Remove.
1344 (loop_compare_func, mark_loops_for_removal): New functions.
1345 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1347 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1349 * ira.c (ira): Don't change flag_ira_algorithm.
1351 * params.def (ira-max-loops-num): Change the value.
1353 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1355 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1356 Disable unsupported alternative for ColdFire,
1357 add new alternative that ColdFire can handle.
1359 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1361 * regrename.c (merge_overlapping_regs): Add registers artificially
1362 defined at the top of the basic block to the set of live ones just
1363 before the first insn.
1365 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1366 Joey Ye <joey.ye@intel.com>
1369 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1370 false if we need to align the outgoing stack.
1371 (ix86_update_stack_boundary): Check parm_stack_boundary.
1373 2008-11-25 Richard Guenther <rguenther@suse.de>
1377 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1378 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1379 in favor of dereferenced_ptrs.
1380 (init_alias_info): Adjust.
1381 (delete_alias_info): Likewise.
1382 (compute_flow_insensitive_aliasing): Properly
1383 include all aliased variables.
1384 (update_alias_info_1): Use dereferenced_ptrs.
1385 (setup_pointers_and_addressables): Likewise.
1386 (get_smt_for): Honor ref-all pointers and pointers with known alias
1388 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1390 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1393 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1394 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1396 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1398 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1400 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1402 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1404 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1407 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1408 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1410 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1412 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1413 UNSPECV_CMPXCHG_[12].
1414 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1415 UNSPECV_CMPXCHG_[12].
1418 * config/i386/sync.md (memory_barrier): New expander.
1420 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1423 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1425 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1427 * pa.c (function_arg): Revert 2008-10-26 change.
1429 2008-11-23 Helge Deller <deller@gmx.de>
1431 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1432 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1433 succeeded and lws_ret is not equal to oldval.
1435 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1437 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1439 2008-11-22 Andreas Schwab <schwab@suse.de>
1441 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1444 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1446 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1447 Use constant 1 as the operand.
1448 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1449 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1450 gen_rdhwr_synci_step_di depending on the size of Pmode.
1452 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1455 * config/i386/i386.md (SWI248): New mode iterator.
1456 (SWI32): Remove mode iterator.
1457 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1458 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1459 iterator. Generate popcnt mnemonic without mode extensions
1460 for Darwin x86 targets.
1461 (*popcount<mode>2_cmp): Ditto.
1462 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1463 extensions for Darwin x86 targets.
1465 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1467 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1468 only if HAVE_AS_SPARC_UA_PCREL is defined.
1470 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1472 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1473 allocno_costs value of the classees with the lowest total_costs
1474 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1475 (setup_allocno_cover_class_and_costs): ...rather than here.
1476 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1479 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1482 * builtins.c (expand_builtin_apply_args): Emit sequence before
1483 parm_birth_insn instead of after entry_of_function's first insn.
1486 * function.c (assign_parm_remove_parallels): Pass
1487 data->passed_type as third argument to emit_group_store.
1490 * final.c (mark_symbol_refs_as_used): New function.
1491 * output.h (mark_symbol_refs_as_used): New prototype.
1492 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1493 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1494 * config/arm/arm.md (consttable_4): Likewise.
1497 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1499 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1503 propagate x = &a into *x = b if conversion from b to a's type is
1506 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1508 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1509 for the liveness computation of the new insn.
1511 2008-11-21 DJ Delorie <dj@redhat.com>
1513 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1514 Moves to/from below100 space (W) can only use r0-r7.
1516 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1519 * doc/invoke.texi (Optimization Options): Fix typo.
1521 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1522 Xuepeng Guo <xuepeng.guo@intel.com>
1524 * config.gcc (extra_headers): For x86 and x86-64, remove
1525 gmmintrin.h, add immintrin.h and avxintrin.h.
1527 * config/i386/gmmintrin.h: Renamed to ...
1528 * config/i386/avxintrin.h: This. Issue an error if
1529 _IMMINTRIN_H_INCLUDED is undedined.
1531 * config/i386/immintrin.h: New.
1533 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1536 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1537 mode of PLUS, not mode of the eliminated register.
1539 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1541 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1542 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1543 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1544 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1545 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1546 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1547 (*nand<mode>3): Rename to *andnot<mode>3.
1548 (*nandtf3): rename to *andnottf3.
1549 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1550 Use CODE_FOR_mmx_andnotv2si3.
1551 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1552 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1553 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1554 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1555 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1557 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1560 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1561 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1562 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1563 to (not:IMODE (and:IMODE (...))).
1564 (sync_old_nand<mode>): Ditto.
1565 (sync_new_nand<mode>): Ditto.
1567 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1569 * config/arm/thumb2.md (thumb2_casesi_internal,
1570 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1572 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1574 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1575 nand to the changed 4.4 semantic.
1577 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1580 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1581 (fold_builtin_memory_op): Handle even the case where just one
1582 of src and dest is an address of a var decl component, using
1583 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1584 and readonly_data_expr src check.
1585 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1588 PR rtl-optimization/36998
1589 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1590 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1591 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1592 stack_adjust_offset callers.
1593 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1595 (compute_barrier_args_size): Handle insns in annulled branches
1598 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1601 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1602 Handle cases when integer argument crosses argument register boundary.
1604 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1607 * config.gcc (i[34567]86-*-solaris2*): Don't include
1608 i386/t-crtstuff here.
1609 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1610 * config/i386/t-sol2: Move to libgcc/config/i386.
1612 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1615 * tlink.c: Include "libiberty.h".
1616 (initial_cwd): Change type into char *.
1617 (tlink_init): Call getpwd instead of getcwd.
1619 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1621 PR rtl-optimization/32283
1622 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1623 of the induction variable to decide whether it may wrap.
1624 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1625 initialization of the bound before the loop.
1626 * simplify-rtx.c (simplify_binary_operation_1): Add two
1627 simplifications regarding AND.
1628 (simplify_plus_minus): Only fail if no simplification is possible.
1629 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1631 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1634 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1635 checking until GIMPLE lowering.
1636 * gimple-low.c (check_call_args): New function.
1637 (lower_stmt) <case GIMPLE_CALL>: Call it.
1639 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1641 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1642 with the same type as the first operand of the AND expression.
1644 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1647 * ira-int.h (struct ira_loop_tree_node): New member
1648 entered_from_non_parent_p.
1650 * ira-color.c (print_loop_title): Print loop bbs.
1652 * ira-emit.c (entered_from_non_parent_p,
1653 setup_entered_from_non_parent_p): New functions.
1654 (not_modified_p): Rename to store_can_be_removed_p. Check there
1656 (generate_edge_moves): Use store_can_be_removed_p instead of
1658 (ira_emit): Call setup_entered_from_non_parent_p.
1660 * ira-build.c (copy_info_to_removed_store_destinations):
1661 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1662 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1663 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1664 update all accumulated attributes.
1666 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1669 * ira-int.h (ira_copy_allocno_live_range_list,
1670 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1671 ira_finish_allocno_live_range_list): New prototypes.
1672 (ira_allocno_live_ranges_intersect_p,
1673 ira_pseudo_live_ranges_intersect_p): Remove.
1675 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1676 ira_pseudo_live_ranges_intersect_p): Rename to
1677 allocnos_have_intersected_live_ranges_p and
1678 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1680 * ira-color.c: ... here
1681 (coalesced_allocno_conflict_p): Use
1682 allocnos_have_intersected_live_ranges_p.
1683 (coalesced_allocnos_living_at_program_points,
1684 coalesced_allocnos_live_at_points_p,
1685 set_coalesced_allocnos_live_points): Remove.
1686 (slot_coalesced_allocnos_live_ranges,
1687 slot_coalesced_allocno_live_ranges_intersect_p,
1688 setup_slot_coalesced_allocno_live_ranges): New.
1689 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1690 (ira_sort_regnos_for_alter_reg): Use
1691 allocnos_have_intersected_live_ranges_p.
1692 (ira_reuse_stack_slot): Use
1693 pseudos_have_intersected_live_ranges_p.
1695 * global.c (pseudo_for_reload_consideration_p): Check
1696 flag_ira_share_spill_slots too.
1698 * ira-build.c (copy_allocno_live_range_list): Rename to
1699 ira_copy_allocno_live_range_list. Make it external.
1700 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1702 (ira_allocno_live_ranges_intersect_p): New.
1703 (ira_finish_allocno_live_range_list): New.
1704 (finish_allocno): Use it.
1705 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1706 (copy_info_to_removed_store_destinations): Ditto. Use
1707 ira_copy_allocno_live_range_list.
1708 (ira_flattening): Use ira_merge_allocno_live_ranges.
1710 * ira.c (too_high_register_pressure_p): New function.
1711 (ira): Switch off sharing spill slots if the pressure is too high.
1713 2008-11-19 Richard Guenther <rguenther@suse.de>
1715 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1716 non-sizetype offsets if their precision matches that of the pointer.
1717 * expr.c (expand_expr_real_1): Always sign-extend the offset
1718 operand of a POINTER_PLUS_EXPR.
1720 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1722 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1723 (mips-sgi-irix[56]*): No need to use fixproto.
1725 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1726 Paul Brook <paul@codesourcery.com>
1728 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1731 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1733 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1735 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1738 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1739 (separate_decls_in_region): Create shared struct even when there
1740 are only reductions.
1742 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1744 * config/picochip/picochip.c (headers): Remove an unnecessary
1747 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1750 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1751 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1753 * config/m68k/m68k.md: Adjust all conditional branches that use the
1754 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1756 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1759 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1760 is a register or zero operand in the correct mode before generating
1761 mtch1 insn or a register operand in the correct mode before generating
1763 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1765 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1767 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1768 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1769 mipsisa*-*-elf*. Handle mipsisa64r2*.
1770 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1771 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1773 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1774 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1776 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1777 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1778 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1781 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1784 * config/i386/i386.md (allocate_stack_worker_32,
1785 allocate_stack_worker_64): Don't use match_dup between input and
1787 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1788 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1790 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1792 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1793 is forced when trying to do a symbol link for it.
1795 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1797 * expmed.c (extract_bit_field_1): Also use a temporary and
1798 convert_extracted_bit_field when the conversion from ext_mode to
1799 the target mode requires explicit truncation.
1801 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1803 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1805 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1806 registers when not optimizing.
1808 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1810 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1811 and its associated define_split. Expose the all-d alternative
1812 to the register allocator, but mark it with "?". Mark the first
1813 alternative with "*?*?".
1814 (*mul_sub_si): Likewise.
1815 (*mul_acc_si_r3900): New pattern.
1817 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1820 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1821 propagating x = &a into *x = b, add a cast if not useless
1822 type conversion or don't optimize if another stmt would be
1825 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1828 * optabs.c (expand_sync_operation): Properly handle NAND case
1829 by calculating ~(t1 & val) instead of (~t1 & val).
1830 * builtins.c (expand_builtin_sync_operation): Warn for changed
1831 semantics in NAND builtins.
1832 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1834 * doc/invoke.texi (Warning options): Add Wsync-nand.
1835 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1836 __sync_fetch_and_nand builtin operation in the example. Add a note
1837 about changed semantics in GCC 4.4.
1838 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1839 operation in the example. Add a note about changed semantics in
1842 2008-11-16 Jan Hubicka <jh@suse.cz>
1844 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1847 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1849 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1852 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1855 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1856 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1858 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1859 rather than call_really_used_regs when handling $gp.
1861 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1864 * config/mips/mips.c (machine_function): Update the comment
1865 above global_pointer.
1866 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1867 that a function doesn't need a global pointer.
1868 (mips_current_loadgp_style): Update accordingly.
1869 (mips_restore_gp): Likewise.
1870 (mips_output_cplocal): Likewise.
1871 (mips_expand_prologue): Likewise.
1873 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1875 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1876 parameter. Use DImode for computing the number of registers.
1877 (function_arg): Adjust for above change.
1878 (function_value): Likewise.
1880 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1882 PR tree-optimization/37950
1883 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1884 not computed for the current function.
1886 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1889 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1890 gpr and other COMPONENT_REFs.
1892 2008-11-15 Richard Guenther <rguenther@suse.de>
1894 PR tree-optimization/38051
1895 * tree-ssa-alias.c (update_alias_info_1): Manually find
1898 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1900 * doc/invoke.texi (-mfix-r10000): Document.
1901 * config/mips/mips.opt (mfix-r10000): New option.
1902 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1903 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1904 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1905 (MIPS_SYNC_OP): Likewise.
1906 (MIPS_SYNC_OP_12): Likewise.
1907 (MIPS_SYNC_OLD_OP_12): Likewise.
1908 (MIPS_SYNC_NEW_OP_12): Likewise.
1909 (MIPS_SYNC_OLD_OP): Likewise.
1910 (MIPS_SYNC_NAND): Likewise.
1911 (MIPS_SYNC_OLD_NAND): Likewise.
1912 (MIPS_SYNC_EXCHANGE): Likewise.
1913 (MIPS_SYNC_EXCHANGE_12): Likewise.
1914 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1916 (MIPS_SYNC_NEW_NAND): Likewise.
1917 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1918 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1919 (mips_output_sync_loop): New function.
1920 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1921 Make -mfix-r10000 require branch-likely instructions.
1922 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1923 mips_output_sync_loop.
1924 (compare_and_swap_12): Likewise.
1925 (sync_add<mode>): Likewise.
1926 (sync_<optab>_12): Likewise.
1927 (sync_old_<optab>_12): Likewise.
1928 (sync_new_<optab>_12): Likewise.
1929 (sync_nand_12): Likewise.
1930 (sync_old_nand_12): Likewise.
1931 (sync_new_nand_12): Likewise.
1932 (sync_sub<mode>): Likewise.
1933 (sync_old_add<mode>): Likewise.
1934 (sync_old_sub<mode>): Likewise.
1935 (sync_new_add<mode>): Likewise.
1936 (sync_new_sub<mode>): Likewise.
1937 (sync_<optab><mode>): Likewise.
1938 (sync_old_<optab><mode>): Likewise.
1939 (sync_new_<optab><mode>): Likewise.
1940 (sync_nand<mode>): Likewise.
1941 (sync_old_nand<mode>): Likewise.
1942 (sync_new_nand<mode>): Likewise.
1943 (sync_lock_test_and_set<mode>): Likewise.
1944 (test_and_set_12): Likewise.
1946 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1948 * gcc.c (cc1_options): Fix comment.
1950 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1953 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1954 argtype instead of result_type.
1956 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1958 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1959 subloop_next/next and subloops/childen fields.
1961 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1963 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1964 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1965 (LOCAL_INCLUDE_DIR): Undefine.
1966 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1968 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1970 PR rtl-optimization/37397
1971 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1972 (ALLOCNO_BAD_SPILL_P): New macro.
1974 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1976 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1977 (create_cap_allocno, propagate_allocno_info,
1978 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1979 (update_bad_spill_attribute): New function.
1980 (ira_build): Call it.
1982 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1984 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1986 PR tree-optimization/38104
1987 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1988 before calling mark_symbols_for_renaming, not after it.
1990 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1992 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1993 (OVERRIDE_OPTIONS): Likewise.
1995 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1996 Andrew Stubbs <ams@codesourcery.com>
1997 Gunnar Von Boehn <gunnar@genesi-usa.com>
2000 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
2001 the shorter LEA insn over ADD.L where possible.
2003 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2005 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2006 systems, which are assumend to always provide SSP-support in glibc.
2007 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2009 * configure: Regenerate.
2011 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2014 * function.c (gimplify_parameters): For callee copies parameters,
2015 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2017 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2020 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2021 x86 parts into the `i[34567]86-*-linux*' and parts that are
2022 independent of the processor architecture into the `*-*-linux*' cases.
2023 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2024 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2025 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2026 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2027 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2028 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2029 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2031 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2033 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2034 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2035 (ls2_idiv): Likewise idiv3.
2036 (ls2_prefetch): New reservation.
2037 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2038 * config/mips/mips.md (type): Add imul3nc and idiv3.
2039 (length): Handle idiv3.
2040 (any_mod): New code_iterator.
2041 (u): Handle MOD and UMOD.
2042 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2043 (prefetch): Handle TARGET_LOONGSON_2EF.
2045 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2048 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2049 (prune_unused_types_walk): Call it for non-perennial local classes.
2050 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2051 entry, just set it to 2 and recurse on children, don't walk attributes
2054 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2056 * c-common.c (warn_about_parentheses): Add missing whitespace
2059 2008-11-13 Paul Brook <paul@codesourcery.com>
2061 * doc/invoke.texi: Document --fix-cortex-m3.
2062 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2063 Cortex-M3 cpu is selected.
2064 (output_move_double): Avoid overlapping base register and first
2065 destination register when fix_cm3_ldrd.
2066 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2068 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2071 * gimple.h (gimple_range_check_failed): Remove prototype.
2072 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2074 (gimple_range_check_failed): Removed.
2076 2008-11-13 Andrew Haley <aph@redhat.com>
2079 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2082 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2086 2007-05-07 Mike Stump <mrs@apple.com>
2087 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2088 also checks for and while statements in C++.
2090 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2093 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2094 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2095 - which clones are reachable - as "abstract and needed".
2096 * cgraph.c (cgraph_release_function_body): If a node is
2097 "abstract and needed", do not release its DECL_INITIAL() content
2098 that will be needed to emit debug info.
2100 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2103 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2104 to set HAVE_GETIPINFO.
2105 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2106 * configure: Regenerate.
2107 * config.in: Regenerate.
2109 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2112 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2114 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2117 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2118 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2120 2008-11-12 Jason Merrill <jason@redhat.com>
2123 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2126 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2128 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2129 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2131 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2132 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2134 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2136 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2137 packed-stack special handling.
2138 (FRAME_ADDR_RTX): Add definition.
2140 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2143 * fold-const.c (native_encode_string): New function.
2144 (native_encode_expr): Use it for STRING_CST.
2146 2008-11-12 DJ Delorie <dj@redhat.com>
2148 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2149 insns if the intermediate value will be used later.
2151 2008-11-12 Andreas Schwab <schwab@suse.de>
2153 * config/m68k/m68k.c (print_operand): Mask off extra extension
2154 bits when writing out the representation of real values.
2156 2008-11-12 Ira Rosen <irar@il.ibm.com>
2158 PR tree-optimization/38079
2159 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2162 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2165 * c-pretty-print.c (pp_c_complex_expr): New function.
2166 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2169 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2170 than INNER and INNER is a constant, forcibly align INNER as much
2173 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2175 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2177 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2179 PR rtl-optimization/37363
2180 * simplify-rtx.c (simplify_plus_minus): Don't create
2181 (const (minus ...)) expresisons.
2183 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2185 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2188 2008-11-10 Catherine Moore <clm@codesourcery.com>
2190 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2192 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2193 (BASE_DRIVER_SELF_SPECS): Remove.
2194 (DRIVER_SELF_SPECS): New definition.
2195 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2196 BASE_DRIVER_SELF_SPECS.
2197 * config/mips/sde.h: Likewise.
2198 * config/mips/iris6.h: Likewise.
2199 * config/mips/vr.h: Likewise.
2200 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2202 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2204 PR rtl-optimizations/37948
2205 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2206 (ira_create_copy, ira_add_allocno_copy): New parameter.
2208 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2209 to ira_add_allocno_copy.
2210 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2211 parameter to process_regs_for_copy.
2212 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2213 Fix typo in passing second allocno to ira_add_allocno_copy.
2215 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2216 coalesced allocnos list.
2217 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2219 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2220 (add_ira_allocno_to_ordered_bucket): Rename to
2221 add_allocno_to_ordered_bucket.
2222 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2223 head of coalesced allocnos list.
2224 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2225 Check that it is aready calculated.
2226 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2227 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2229 (coalesce_allocnos): Do extended coalescing too.
2231 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2232 parameter to ira_add_allocno_copy.
2234 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2236 (print_copy): Print copy origination too.
2238 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2241 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2243 PR rtl-optimization/37514
2244 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2245 flag_ira_share_spill_slots to 2 if it's already non-zero.
2246 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2247 flag_ira_share_spill_slots is 2.
2249 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2251 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2252 (prologue_enter_32): Set FB to SP - 4.
2254 2008-11-10 DJ Delorie <dj@redhat.com>
2256 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2257 constraint for single-bit-clear in lower byte of HI constant, vs
2258 Imb which just ignores the upper byte.
2259 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2260 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2261 (iorhi3_16): Check for single bit set, not single bit clear.
2263 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2265 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2267 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2269 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2271 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2272 values living in memory and use more precise alignment information.
2274 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2277 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2278 after __mf_check call if the call must end a bb.
2280 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2284 * combine.c (force_to_mode): Do not process vector types.
2286 * rtlanal.c (nonzero_bits1): Do not process vector types.
2287 (num_sign_bit_copies1): Likewise.
2289 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2291 * config/i386/gnu.h: Add copyright and licensing header.
2292 * config/gnu.h: Likewise.
2294 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2296 * fwprop.c (fwprop_done): Call df_remove_problem.
2298 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2301 * tree-scalar-evolution.c (instantiate_scev_1): Return
2302 chrec_dont_know for VL_EXP_CLASS_P.
2304 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2306 * reg-stack.c (reg_to_stack): Add missing braces in memset
2309 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2311 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2312 (NO_PROFILE_COUNTERS): New define.
2314 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2317 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2319 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2322 * config/sparc/constraints.md (D): New.
2323 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2324 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2326 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2327 Use the 'D' constraint in addition to 'F' in some alternatives.
2328 (DF splitter): Generalize for V64mode.
2329 * doc/md.texi (SPARC): Document the 'D' constraint.
2331 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2333 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2335 2008-11-06 Ben Elliston <bje@au.ibm.com>
2337 * gcc.c: Remove ancient comment about a bug in Sun cc.
2339 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2341 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2343 2008-11-06 Ben Elliston <bje@au.ibm.com>
2345 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2347 2008-11-06 Ben Elliston <bje@au.ibm.com>
2349 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2352 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2355 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2358 2008-11-05 Martin Jambor <mjambor@suse.cz>
2361 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2362 pointer arithmetics into array_ref if the array is accessed
2363 through an indirect_ref.
2365 2008-11-05 Richard Guenther <rguenther@suse.de>
2368 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2369 qualified pointer conversion before stripping qualifiers.
2370 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2371 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2372 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2375 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2376 properly canonicalize binary ops.
2377 (forward_propagate_addr_expr_1): Use
2378 may_propagate_address_into_dereference.
2380 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2383 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2384 Initialize uninitialized input registers with a NaN.
2386 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2390 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2392 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2396 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2397 exits and conditions.
2398 * testsuite/gcc.dg/graphite/pr37943.c: New.
2400 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2401 Andrew Pinski <andrew_pinski@playstation.sony.com>
2404 * c-common.c (warn_for_sign_compare): For complex result_type
2405 use component's type.
2407 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2409 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2411 * print-tree.c (print_node): Don't print DECL_INITIAL
2415 * c-common.c (parse_optimize_options): Save and restore
2416 flag_strict_aliasing around decode_options call.
2418 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2421 (host_detect_local_cpu): Use it instead of casted strings to
2422 compare vendor signatures.
2424 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2427 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2428 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2430 2008-11-03 Catherine Moore <clm@codesourcery.com>
2432 * config/mips.c (mips_conditional_register_usage): Handle the
2433 DSP control register.
2434 * doc/extend.texi: Document the DSP control register.
2436 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2437 Jakub Jelinek <jakub@redhat.com>
2439 * omp-low.c (expand_omp_for_generic): If iter_type has different
2440 precision than type and type is a pointer type, cast n1 and n2
2441 first to an integer type with the same precision as pointers
2442 and only afterwards to iter_type.
2444 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2446 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2447 (UNSPEC_GOTSYM_OFF): New unspec.
2448 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2449 (pic_add_dot_plus_eight): Likewise.
2450 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2451 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2452 UNSPEC_PIC_BASE operands.
2453 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2454 (arm_output_addr_const_extra): Handle it.
2456 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2458 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2459 integer class to full integer class if the offset is not word-aligned.
2461 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2464 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2466 (doloop_optimize): Update call to doloop_modify.
2468 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2470 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2472 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2475 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2476 gcc_cv_as_cfi_directive.
2477 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2478 merging read-only and read-write sections or assembler emits
2479 read-write .eh_frame sections.
2480 * configure: Regenerate.
2482 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2485 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2487 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2489 (rs6000_emit_prologue): Invert logic.
2490 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2491 (reg:P 11) instead of match_operand.
2492 (*save_fpregs_<mode>): Likewise.
2493 (*restore_gpregs_<mode>): Likewise.
2494 (*return_and_restore_gpregs_<mode>): Likewise.
2495 (*return_and_restore_fpregs_<mode>): Likewise.
2496 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2497 (reg:P 11) insted of match_operand.
2498 (*restore_gpregs_spe): Likewise.
2499 (*return_and_restore_gpregs_spe): Likewise.
2501 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2503 PR tree-optimization/37684
2504 * gcc.dg/graphite/pr37684.c: New.
2505 * graphite.c (exclude_component_ref): New.
2506 (is_simple_operand): Call exclude_component_ref.
2508 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2510 PR tree-optimization/36908
2511 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2512 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2513 (number_of_rw_in_partition): New.
2514 (partition_contains_all_rw): New.
2515 (ldist_gen): Do not distribute when one of the partitions
2516 contains all the memory operations.
2518 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2520 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2521 EDGE_IRREDUCIBLE_LOOP.
2523 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2525 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2526 where we have one entry point in the loop which isn't the head.
2528 2008-11-03 Richard Guenther <rguenther@suse.de>
2531 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2533 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2536 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2537 for ipa and simple ipa passes.
2539 2008-11-02 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/37542
2542 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2543 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2544 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2545 (vn_nary_op_insert_stmt): Likewise.
2546 (visit_use): Likewise.
2548 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2550 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2552 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2553 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2554 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2555 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2556 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2557 peephole2's): Replace unspec with rotate.
2558 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2560 2008-11-02 Richard Guenther <rguenther@suse.de>
2562 PR tree-optimization/37991
2563 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2564 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2565 (set_ssa_val_to): Print if the value changed.
2566 (simplify_binary_expression): Strip useless conversions.
2568 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2571 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2574 2008-11-01 Richard Guenther <rguenther@suse.de>
2577 * builtins.c (fold_builtin_strspn): Return a size_t.
2578 (fold_builtin_strcspn): Likewise.
2580 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2582 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2583 attribute for struct return convention.
2585 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2587 * config/rs6000/crtsavres.asm: Really, really delete.
2589 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2591 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2593 (rs6000_emit_prologue): Invert logic.
2594 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2595 (reg:P 11) instead of match_operand.
2596 (*save_fpregs_<mode>): Likewise.
2597 (*restore_gpregs_<mode>): Likewise.
2598 (*return_and_restore_gpregs_<mode>): Likewise.
2599 (*return_and_restore_fpregs_<mode>): Likewise.
2600 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2601 (reg:P 11) insted of match_operand.
2602 (*restore_gpregs_spe): Likewise.
2603 (*return_and_restore_gpregs_spe): Likewise.
2605 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2607 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2608 list of word switches that take args.
2610 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2612 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2613 (s390_output_pool_entry): Call it through for_each_rtx.
2616 * expr.c (store_constructor): For vectors, if target is a MEM, use
2617 target's MEM_ALIAS_SET instead of elttype alias set.
2619 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2622 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2625 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2628 * config/rs6000/predicates.md (word_offset_memref_operand):
2629 Restructure code and look inside auto-inc/dec addresses.
2631 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2634 * libgcov.c ( __gcov_indirect_call_profiler): Check
2635 TARGET_VTABLE_USES_DESCRIPTORS.
2637 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2639 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2640 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2641 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2642 offset if eliminating soft frame pointer.
2643 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2644 (stack_protect_test_si): Add initial machine description
2645 for Stack Smashing Protector
2647 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2650 * c-common.c (min_precision): Move to...
2651 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2652 * tree.h (tree_int_cst_min_precision): Declare.
2653 * c-common.h (min_precision): Delete declaration.
2654 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2655 multiplication of non-negative integer constants.
2656 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2657 tree_int_cst_min_precision.
2658 (finish_enum): Likewise.
2660 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2663 * convert.c (convert_to_real): Do not optimize conversions of
2664 binary arithmetic operations between binary and decimal
2665 floating-point types. Consider mode of target type in determining
2666 decimal type for arithmetic. Unless
2667 flag_unsafe_math_optimizations, do not optimize binary conversions
2668 where this may change rounding behavior.
2669 * real.c (real_can_shorten_arithmetic): New.
2670 * real.h (real_can_shorten_arithmetic): Declare.
2672 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2674 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2675 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2676 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2678 (must_save_p): For some workarounds, interrupts need to clobber a
2680 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2681 and LC1 for WA_05000257.
2682 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2683 WA_05000283 and WA_05000315.
2684 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2685 (movbi): Add alternative to set CC to 1; improve code for setting
2687 (dummy_load): New pattern.
2689 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2692 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2693 BLKmode for non-memory, convert using a wider MODE_INT mode
2697 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2698 that haven't been removed yet.
2700 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2702 * config/bfin/bfin.c (struct machine_function): New member
2703 has_loopreg_clobber.
2704 (bfin_expand_movmem): Set it when generating memcpy insns.
2705 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2706 expand_epilogue_reg_restore): If we have hardware loops,
2707 memcpy insns (indicated by has_loopreg_clobber) or function
2708 calls, we need to save the loop registers.
2710 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2712 * config/i386/i386.c (core2_cost): Fix typos in comments.
2714 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2717 * combine.c (make_compound_operation): Don't call make_extraction with
2718 non-positive length.
2719 (simplify_shift_const_1): Canonicalize count even if complement_p.
2721 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2723 * convert.c (strip_float_extensions): Do not remove or introduce
2724 conversions between binary and decimal floating-point types.
2726 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2729 * fold-const.c (distribute_bit_expr): Convert common, left and
2730 right arguments to type.
2732 2008-10-28 Nick Clifton <nickc@redhat.com>
2734 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2735 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2736 call_really_used_regs array rather than the call_used_regs array.
2737 (mn10300_get_live_callee_saved_regs, expand_prologue,
2738 expand_epilogue, output_tst): Likewise.
2740 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2743 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2744 (df_get_entry_block_def_set): Neither here.
2745 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2747 PR tree-optimization/37879
2748 * predict.c (tree_estimate_probability): Check if last_stmt is
2749 non-NULL before dereferencing it.
2751 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2753 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2754 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2755 (ira_fast_allocation): Remove the prototype.
2757 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2758 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2759 (color_pass): Modify the updated costs.
2760 (ira_color): Rename to color. Make it static.
2761 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2762 (ira_color): New function.
2764 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2767 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2769 (set_allocno_live, clear_allocno_live, mark_ref_live,
2770 mark_ref_dead): Invalidate corresponding element of
2771 allocno_saved_at_call.
2772 (process_bb_node_lives): Increment last_call_num. Setup
2773 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2774 allocno was already saved.
2775 (ira_create_allocno_live_ranges): Initiate last_call_num and
2776 allocno_saved_at_call.
2778 * ira-build.c (ira_create_allocno): Initiate
2779 ALLOCNO_UPDATED_COVER_CLASS_COST.
2780 (create_cap_allocno, propagate_allocno_info,
2781 remove_unnecessary_allocnos): Remove setting updated costs.
2782 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2784 * ira.c (ira): Don't call ira_fast_allocation.
2786 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2789 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2792 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2794 * ira-int.h (ira_hard_regno_cover_class): New.
2796 * ira-lives.c (mark_reg_live, mark_reg_dead,
2797 process_bb_node_lives): Use ira_hard_regno_cover_class.
2799 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2800 (setup_hard_regno_cover_class): New function.
2801 (ira_init): Call setup_hard_regno_cover_class.
2803 * ira-costs.c (cost_class_nums): Add comment.
2804 (find_allocno_class_costs): Initiate cost_class_nums.
2805 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2807 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2810 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2811 Rename to copy_info_to_removed_store_destinations. Propagate
2812 conflict hard regs and register stack attribute.
2814 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2817 * pa.c (function_arg_padding): Pad complex and vector types
2818 upward in 64-bit runtime.
2819 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2821 2008-10-26 Matthias Klose <doko@ubuntu.com>
2823 * doc/install.texi: Document requirements on antlr.
2825 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2827 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2830 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2833 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2834 is defined, use it to modify the constant offset.
2836 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2838 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2839 and short arguments to the correct location as mandated by the ABI.
2841 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2843 PR rtl-optimization/37769
2844 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2846 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2848 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2849 unwind-dw2-Os-4-200.o.
2851 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2853 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2854 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2856 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2858 PR tree-optimization/36038
2859 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2860 add sizetype IV with initial value zero instead of pointer type.
2862 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2865 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2866 around bit operation.
2867 * profile.c (is_edge_inconsistent): Likewise.
2868 * fold-const.c (truth_value_p): Move from here...
2869 * tree.h (truth_value_p): ... to here.
2870 * c-tree.h (c_expr): Update description of original_code.
2871 * c-typeck.c (parser_build_unary_op): Set original_code.
2872 (parser_build_binary_op): Update call to warn_about_parentheses.
2873 * c-common.c (warn_about_parentheses): Take two additional
2874 arguments of the operands. Use a switch. Quote operators
2875 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2876 Add warning about !x | y and !x & y.
2877 * c-common.h (warn_about_parentheses): Update declaration.
2879 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2881 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2882 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2883 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2885 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2886 (check-%): For test targets listed in lang_checks_parallelized
2887 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2888 run the testing in multiple make goals, possibly parallel, and
2889 afterwards run dg-extract-results.sh to merge the sum and log files.
2891 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2893 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2894 (mips_move_to_gpr_cost): Likewise.
2895 (mips_move_from_gpr_cost): Likewise.
2896 (mips_register_move_cost): Make more fine-grained.
2898 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2900 * graphite.c (graphite_apply_transformations): Check for
2901 -fgraphite-identity.
2902 * toplev.c (process_options): Add graphite_identity.
2903 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2905 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2907 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2908 mulhisihl and mulhisihh builtins.
2910 From Jie Zhang <jie.zhang@analog.com>
2911 * config/bfin/bfin.md (composev2hi): Put operands into vector
2914 2008-10-22 Chao-ying Fu <fu@mips.com>
2916 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2918 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2920 From Mike Frysinger <michael.frysinger@analog.com>
2921 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2922 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2923 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2924 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2925 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2926 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2927 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2928 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2929 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2930 __ADSPBF51x__ for all of them.
2931 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2932 -mcpu bf512, bf514, bf516, and bf518.
2933 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2934 bf512-none, bf514-none, bf516-none, and bf518-none.
2935 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2936 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2937 * doc/invoke.texi (Blackfin Options): Document that
2938 -mcpu now accepts bf512, bf514, bf516, and bf518.
2940 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2943 * fold-const.c (build_range_type): For 1 .. signed_max
2944 range call build_nonstandard_inter_type if signed_type_for
2945 returned a type with bigger precision.
2947 2008-10-22 Richard Guenther <rguenther@suse.de>
2949 * tree.def (COMPLEX_TYPE): Constrain element type.
2950 * tree.c (build_complex_type): Assert that.
2951 * tree-ssa-structalias.c (could_have_pointers): Complex types
2952 cannot have pointers.
2954 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2957 * c-typeck.c (convert_for_assignment): Do not give declaration's
2958 location for builtins. Spell out which type was expected and which
2961 2008-10-22 Nick Clifton <nickc@redhat.com>
2963 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2964 the fdpic register to be a target when running in fdpic mode.
2966 2008-10-22 Rafael Espindola <espindola@google.com>
2968 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2969 newly created statements.
2971 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2974 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2975 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2976 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2978 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2981 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2982 Adjust -mcmodel=medium description for 2005-07-31 changes.
2984 2008-10-22 Jan Hubicka <jh@suse.cz>
2985 Jakub Jelinek <jakub@redhat.com>
2988 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2990 2008-10-21 Richard Henderson <rth@redhat.com>
2993 * emit-rtl.c (get_spill_slot_decl): Export.
2994 * emit-rtl.h (get_spill_slot_decl): Declare.
2995 * var-tracking.c (vt_add_function_parameters): Relax assertion
2996 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2998 2008-10-21 Bob Wilson <bob.wilson@acm.org>
3000 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
3001 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
3004 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3007 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3008 processed by get_maxval_strlen.
3010 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3013 * tree.c (get_file_function_name): Copy first_global_object_name.
3014 Centralize call to clean_symbol_name.
3016 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3018 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3019 * config/svr4.h (SVR4_ASM_SPEC): New.
3020 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3021 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3023 * doc/invoke.texi (Option Summary): Add -T to linker options.
3024 (Link Options): Document -T.
3026 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3028 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3031 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3034 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3036 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3038 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3041 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3043 * doc/install.texi: Fix typos in previous patch.
3045 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3047 * doc/install.texi: Document in-tree building of gcc and mpfr.
3049 2008-10-19 Richard Guenther <rguenther@suse.de>
3051 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3053 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3056 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3057 (build_enumerator): Convert enumerators that fit in integer to
3060 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.md (unnamed peephole2): Do not force memory
3063 operands of arith or logical instructions into registers for
3064 non-TARGET_READ_MODIFY targets.
3066 (ffs_cmove): Change operand 0 predicate to register_operand.
3067 Change operand 1 predicate to nonimmediate_operand.
3069 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3071 2008-10-18 Richard Guenther <rguenther@suse.de>
3073 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3074 VIEW_CONVERT_EXPR case against invalid gimple.
3076 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3078 * c-parser.c (c_parser_binary_expression): Silence the
3079 uninitialized variable warning emitted for binary_loc.
3081 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3083 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3086 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3089 * c-typeck.c (build_unary_op): Use omit_one_operand for
3090 IMAGPART_EXPR of real argument.
3092 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3094 PR tree-optimization/37664
3095 * fold-const.c (fold_binary): When optimizing comparison with
3096 highest or lowest type's value, don't consider TREE_OVERFLOW.
3098 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3101 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3102 * coverage.c: Include tm_p.h.
3103 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3104 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3105 dollar signs from PREFIX.
3106 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3107 instead of manual strip_name_encoding.
3109 2008-10-16 Richard Guenther <rguenther@suse.de>
3112 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3113 volatile qualified functions or methods as relevant.
3115 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3117 PR tree-optimization/37525
3118 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3119 sizetype unsigned constants, both in the case of C and bounds.
3121 2008-10-15 Jan Hubicka <jh@suse.cz>
3123 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3125 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3128 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3129 HARD_REGNO_CALL_PART_CLOBBERED.
3131 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3134 * ira-lives.c (mark_early_clobbers): Remove.
3135 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3136 check_and_make_def_conflicts,
3137 make_early_clobber_and_input_conflicts,
3138 mark_hard_reg_early_clobbers): New functions.
3139 (process_bb_node_lives): Call
3140 make_early_clobber_and_input_conflicts and
3141 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3143 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3144 early clobbers of pseudo-registers.
3146 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3149 * ira-build.c (ira_flattening): Recalculate
3150 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3151 from the scratch instead of the propagation.
3153 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3155 * doc/rtl.texi (const_double): Remove the "addr" operand.
3156 Describe CONST_DOUBLE_* macros under const_double rather
3158 (const_fixed): Fix the operand description.
3159 (const): Add an @findex directive.
3160 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3161 after the constant rtl table.
3162 (fix): Combine floating-point and fixed-point descriptions.
3164 * sched-deps.c (sched_analyze_2): Remove reference to
3167 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3169 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3171 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3172 for UNSPEC_GOTSYM_OFFs.
3173 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3174 (add_GOT_to_pic_reg): Use it.
3175 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3177 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3178 Harsha Jagasia <harsha.jagasia@amd.com>
3180 PR tree-optimization/37485
3181 * graphite.c (gmp_cst_to_tree): Moved.
3182 (iv_stack_entry_is_constant): New.
3183 (iv_stack_entry_is_iv): New.
3184 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3185 (loop_iv_stack_insert_constant): New.
3186 (loop_iv_stack_pop): Use new datatpype.
3187 (loop_iv_stack_get_iv): Same.
3188 (loop_iv_stack_get_iv_from_name): Same.
3189 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3190 (loop_iv_stack_patch_for_consts): New.
3191 (loop_iv_stack_remove_constants): New.
3192 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3193 (translate_clast): Call loop_iv_stack_patch_for_consts and
3194 loop_iv_stack_remove_constants.
3195 (gloog): Use new datatype. Redirect construction edge to end
3196 block to avoid accidental deletion.
3197 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3199 (union iv_stack_entry_data): New. Data in iv stack entry.
3200 (struct iv_stack_entry): New. Datatype for iv stack entries.
3202 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3204 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3205 * graphite.c (free_scop): Same.
3206 (build_scops): Same.
3207 (free_scattering): New.
3208 (build_cloog_prog): Call free_scattering.
3209 (patch_phis_for_virtual_defs): Fix memleak.
3210 (graphite_trans_bb_strip_mine): Same.
3211 (limit_scops): Same.
3213 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3214 Harsha Jagasia <harsha.jagasia@amd.com>
3216 PR tree-optimization/37828
3217 * graphite.c (graphite_trans_loop_block): Do not loop block
3218 single nested loops.
3220 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3222 PR tree-optimization/37686
3223 * tree-loop-linear.c (linear_transform_loops): Build a
3224 loop nest vector. Pass it to lambda_compute_access_matrices.
3225 * tree-data-ref.h (struct access_matrix): Store the loop nest
3226 relative to which it encodes the information.
3227 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3228 (am_vector_index_for_loop): Reimplemented: iterate over the
3229 loop nest for finding the loop index in the access matrix.
3230 (lambda_compute_access_matrices): Update declaration.
3231 * lambda-code.c (build_access_matrix): Pass the loop nest and
3233 (lambda_compute_access_matrices): Same.
3235 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3237 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3238 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3239 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3240 already implies hard float. Also fix several insn condition
3241 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3243 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3246 Based on patches by Laurent Vivier.
3247 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3248 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3249 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3250 dollar sign to underscore.
3251 (ASM_OUTPUT_EXTERNAL): Same.
3252 (ASM_OUTPUT_LABELREF): New.
3253 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3255 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3256 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3257 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3258 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3260 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3262 PR tree-optimization/36881
3263 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3264 that each value doesn't need runtime relocations, for !flag_pic
3265 check that each value is just a valid initializer constant.
3267 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3269 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3270 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3271 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3272 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3274 (REG_CLASS_NAMES): Update accordingly.
3275 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3276 rather than an unpredictable descriptive string.
3277 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3278 (mips_register_move_cost): Check for specific COP*_REGS classes,
3279 instead of ALL_COP_AND_GR_REGS.
3280 (mips_ira_cover_classes): New function.
3281 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3282 (TARGET_IRA_COVER_CLASSES): Define.
3284 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3287 * tree.c (build_type_attribute_qual_variant): Hash on the
3288 unqualified type, and don't overwrite an existing
3289 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3290 allow distinguishing between wchar_t and its underlying type. This
3291 also means that we'll retain a little more typedef information.
3293 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3294 Dmitry Melnik <dm@ispras.ru>
3295 Dmitry Zhurikhin <zhur@ispras.ru>
3296 Alexander Monakov <amonakov@ispras.ru>
3297 Maxim Kuvyrkov <maxim@codesourcery.com>
3299 * target.h (struct gcc_target): Update prototypes of needs_block_p
3301 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3302 * sel-sched.c (create_speculation_check): Likewise.
3303 * doc/tm.texi: Provide documentation for new target hooks.
3305 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3306 (ia64_gen_spec_insn): Removed.
3307 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3308 ia64_gen_spec_check): New static functions.
3309 (ia64_alloc_sched_context, ia64_init_sched_context,
3310 ia64_set_sched_context, ia64_clear_sched_context,
3311 ia64_free_sched_context, ia64_get_insn_spec_ds,
3312 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3313 (ia64_needs_block_p): Change prototype.
3314 (ia64_gen_check): Rename to ia64_gen_spec_check.
3315 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3316 into declaration, add special memory dependencies handling.
3317 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3318 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3319 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3320 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3321 Define new target hooks.
3322 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3323 (ia64_optimization_options): Turn on selective scheduling with -O3,
3324 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3325 default with selective scheduling.
3326 (ia64_override_options): Initialize align_loops and align_functions
3327 to 32 and 64, respectively. Set global selective scheduling flags
3328 according to target-dependent flags.
3329 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3330 (group_barrier_needed): Use new mstop-bit-before-check flag.
3332 (dfa_state_size): Make global.
3333 (spec_check_no, max_uid): Remove.
3334 (mem_ops_in_group, current_cycle): New variables.
3335 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3336 Initialize new variables.
3337 (is_load_p, record_memory_reference): New functions.
3338 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3340 (ia64_variable_issue): Change use of current_sched_info to
3341 sched_deps_info. Update comment. Note if a load or a store is issued.
3342 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3343 advance if maximal number of loads or stores was issued on current
3345 (scheduled_good_insn): New static helper function.
3346 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3347 a group barrier is needed. Fix vertical spacing. Guard the code
3348 doing state transition with last_scheduled_insn check.
3349 Mark that a stop bit should be before current insn if there was a
3350 cycle advance. Update current_cycle and mem_ops_in_group.
3351 (ia64_h_i_d_extended): Change use of current_sched_info to
3352 sched_deps_info. Reallocate stops_p by larger chunks.
3353 (struct _ia64_sched_context): New structure.
3354 (ia64_sched_context_t): New typedef.
3355 (ia64_alloc_sched_context, ia64_init_sched_context,
3356 ia64_set_sched_context, ia64_clear_sched_context,
3357 ia64_free_sched_context): New static functions.
3358 (gen_func_t): New typedef.
3359 (get_spec_load_gen_function): New function.
3360 (SPEC_GEN_EXTEND_OFFSET): Declare.
3361 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3362 (get_mode_no_for_insn): Change the condition that prevents use of
3363 special hardware registers so it can now handle pseudos.
3364 (get_spec_unspec_code): New function.
3365 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3366 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3367 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3368 during selective scheduling.
3369 (ia64_speculate_insn): Use ds_get_speculation_types when
3370 determining whether we need to change the pattern.
3371 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3372 (ia64_spec_check_src_p): Support new speculation/check codes.
3373 (struct bundle_state): New field.
3374 (issue_nops_and_insn): Initialize it.
3375 (insert_bundle_state): Minimize mid-bundle stop bits.
3376 (important_for_bundling_p): New function.
3377 (get_next_important_insn): Use important_for_bundling_p.
3378 (bundling): When shifting TImode from unimportant insns, ignore
3379 also group barriers. Assert that best state is found before
3380 the backward bundling pass. Print number of mid-bundle stop bits.
3381 Minimize mid-bundle stop bits. Check correct calculation of
3382 mid-bundle stop bits.
3383 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3384 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3386 (sel2_run): New variable.
3387 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3388 selective scheduling pass instead of schedule_ebbs.
3390 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3391 (UNSPEC_LDS_A): New UNSPEC.
3392 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3393 movti_internal, movsf_internal, movdf_internal,
3394 movxf_internal): Make visible. Add speculable* attributes.
3395 (output_c_nc): New mode attribute.
3396 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3397 mov<mode>_nc, zero_extend<mode>di2_nc,
3398 advanced_load_check_nc_<mode>): New insns.
3399 (zero_extend*): Add speculable* attributes.
3401 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3402 (msched-stop-bits-after-every-cycle): Likewise.
3403 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3405 (msched-spec-verbose): Remove.
3406 (msched-prefer-non-data-spec-insns,
3407 msched-prefer-non-control-spec-insns,
3408 msched-count-spec-in-critical-path,
3409 msel-sched-dont-check-control-spec): Use Target Report Var
3410 instead of Common Report Var.
3412 * config/ia64/itanium2.md: Remove incorrect bypass.
3414 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3416 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3419 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3420 and -fhelp=separate.
3422 2008-10-14 Ben Elliston <bje@au.ibm.com>
3424 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3426 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3428 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3431 2008-10-13 Matthias Klose <doko@ubuntu.com>
3433 * config/pa/linux-atomic.c: Work around missing header file
3434 for hppa64-linux-gnu targets.
3436 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3437 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3438 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3439 Grace Cao <grace_cao@playstation.sony.com>
3441 * doc/invoke.texi (-mgen-cell-microcode): Document.
3442 (-mwarn-cell-microcode): Document.
3443 * cfglayout.c (locator_location): Export.
3444 * rtl.h (locator_location): Define prototype.
3445 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3447 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3448 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3449 (mwarn-cell-microcode): New option.
3450 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3451 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3452 cell and not already set.
3453 Turn off string instructions if not generating cell microcode.
3454 (rs6000_final_prescan_insn): New function that warns about microcoded
3456 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3457 * config/rs6000/rs6000.md
3458 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3459 the instruction would have been microcoded on the Cell. Set
3460 cell_micro to always on unnamed patterns for the string instructions.
3461 (cell_micro): Update definition, remove load/store conditional
3463 (sign_extend:DI): Define new pattern for non microcoded version.
3464 (sign_extend:SI): Likewise.
3465 (compare (div:P)): Set cell_micro to not.
3466 (andsi3): Define as an expand.
3467 (andsi3_mc): New pattern.
3468 (andsi3_nomc): New pattern.
3469 (andsi3_internal0_nomc): New pattern.
3470 (andsi3_internal2): Rename to ...
3471 (andsi3_internal2_mc): this and enable iff generating microcode.
3472 (andsi3_internal3): Rename to ...
3473 (andsi3_internal3_mc): this and enable iff generating microcode.
3474 (andsi3_internal4): Enable iif generating microcode.
3475 (andsi3_internal5): Rename to ..
3476 (andsi3_internal5_mc): this and enable iff generating microcode.
3477 (andsi3_internal5_nomc): New pattern.
3478 (extzvdi_internal1): Enable iff generating microcode.
3479 (extzvdi_internal2): Likewise.
3480 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3481 (anddi3): Change to expand.
3482 (anddi3_mc): Rename from anddi3.
3483 (anddi3_no_mc): New pattern.
3484 (anddi3_internal2): Rename to ..
3485 (anddi3_internal2_mc): this and enable iff generating microcode.
3486 (anddi3_internal2_nomc): New pattern.
3487 (anddi3_internal3): Rename to ..
3488 (anddi3_internal3_mc): this and enable iff generating microcode.
3489 (anddi3_internal3_nomc): New pattern.
3490 (movti_string): Set cell_micro to always if TARGET_STRING.
3491 (stmsi8): Set cell_micro to always.
3497 (stmsi8_power): Likewise.
3498 (stmsi7_power): Likewise.
3499 (stmsi6_power): Likewise.
3500 (stmsi5_power): Likewise.
3501 (stmsi4_power): Likewise.
3502 (stmsi3_power): Likewise.
3503 (movsi_update2): Enable iff generating microcode.
3504 (movhi_update3): Likewise.
3505 (lmw): Set cell_micro to always.
3507 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3509 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3510 * config/s390/s390.c (machine_function): Remove
3511 decomposed_literal_pool_addresses_ok_p.
3512 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3513 the difference of two labels.
3514 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3515 (s390_pool_offset): New function.
3516 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3517 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3519 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3521 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3522 (powerpc*-*-linux-gnu*): Describe.
3523 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3524 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3525 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3526 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3527 config/rs6000/e500crtres32gpr.asm,
3528 config/rs6000/e500crtres64gpr.asm,
3529 config/rs6000/e500crtres64gprctr.asm,
3530 config/rs6000/e500crtrest32gpr.asm,
3531 config/rs6000/e500crtrest64gpr.asm,
3532 config/rs6000/e500crtresx32gpr.asm,
3533 config/rs6000/e500crtresx64gpr.asm,
3534 config/rs6000/e500crtsav32gpr.asm,
3535 config/rs6000/e500crtsav64gpr.asm,
3536 config/rs6000/e500crtsav64gprctr.asm,
3537 config/rs6000/e500crtsavg32gpr.asm,
3538 config/rs6000/e500crtsavg64gpr.asm,
3539 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3540 * config/rs6000/crtsavres.asm: Really remove.
3542 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3545 * c-format.c (convert_format_name_to_system_name): Use
3546 TARGET_OVERRIDES_FORMAT_INIT.
3547 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3548 * config/i386/mingw.opt: New.
3549 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3550 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3551 (ms_printf_length_specs): Removed const specifier.
3552 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3553 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3555 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3557 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3558 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3560 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3563 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3564 sure that ref has valid bb.
3566 2008-10-12 Richard Henderson <rth@redhat.com>
3569 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3570 * alias.c (value_addr_p, stack_addr_p): Remove.
3571 (nonoverlapping_memrefs_p): Remove IRA special case.
3572 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3573 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3574 * reload1.c (alter_reg): Use it.
3576 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3578 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3579 of registers instead of eax, ebx, ecx and edx. Use for loop
3580 and check register for non-zero value before the call
3581 to decode_caches_intel.
3583 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3585 PR rtl-optimization/37448
3586 * df.h: (df_ref_class): New enum.
3587 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3588 (struct df_ref): Replaced with union df_ref_d.
3589 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3590 New members of df_ref_d union.
3591 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3592 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3593 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3594 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3595 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3596 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3597 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3598 (df_scan_bb_info, df_bb_regno_first_def_find,
3599 df_bb_regno_last_def_find, df_find_def, df_find_use,
3600 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3601 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3602 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3603 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3604 Replaced struct df_ref * with df_ref.
3605 * df-scan.c (df_collection_rec, df_null_ref_rec,
3606 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3607 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3608 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3609 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3610 df_reorganize_refs_by_reg_by_reg,
3611 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3612 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3613 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3614 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3615 df_bb_refs_record, df_exit_block_uses_collect,
3616 df_record_exit_block_uses, df_reg_chain_mark,
3617 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3618 df_ref * with df_ref.
3619 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3620 df_ref_class parameter.
3621 (df_scan_problem_data): Added new pools for different types of refs.
3622 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3623 df_ref_create_structure): Processed new ref pools.
3624 (df_scan_start_dump): Added counts of refs and insns.
3625 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3626 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3627 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3628 code to pass df_ref_class down to ref creation functions.
3629 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3630 df_reg_chain_mark): Use macros to hide references to df_refs.
3631 (df_ref_chain_change_bb): Removed.
3632 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3633 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3634 Enhanced to understand df_ref union structure.
3635 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3636 all_uses_available_at, update_df, try_fwprop_subst,
3637 forward_propagate_subreg, forward_propagate_and_simplify,
3638 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3639 df_ref * with df_ref.
3640 (use_killed_between, all_uses_available_at): Use macros to hide
3641 references to df_refs.
3642 * regstat.c (regstat_bb_compute_ri,
3643 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3645 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3646 see_handle_relevant_refs, see_analyze_one_def,
3647 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3648 struct df_ref * with df_ref.
3649 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3650 global_conflicts): Replaced struct df_ref * with df_ref.
3651 * ddg.c (create_ddg_dep_from_intra_loop_link,
3652 add_cross_iteration_register_deps, build_inter_loop_deps):
3653 Replaced struct df_ref * with df_ref.
3654 (create_ddg_dep_from_intra_loop_link,
3655 add_cross_iteration_register_deps): Use macros to hide references
3657 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3658 df_ref * with df_ref.
3659 * df-core.c (df_bb_regno_first_def_find,
3660 df_bb_regno_last_def_find, df_find_def, df_find_use,
3661 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3662 debug_df_ref): Replaced struct df_ref * with df_ref.
3663 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3664 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3666 * web.c (union_defs, entry_register, replace_ref, web_main):
3667 Replaced struct df_ref * with df_ref.
3668 (union_defs, replace_ref): Use macros to hide references to df_refs.
3669 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3670 Replaced struct df_ref * with df_ref.
3671 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3672 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3673 Replaced struct df_ref * with df_ref.
3674 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3675 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3677 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3678 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3679 df_compute_accessed_bytes_strict_low_part,
3680 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3681 Replaced struct df_ref * with df_ref.
3682 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3683 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3684 df_ref * with df_ref.
3685 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3686 check_dependency, check_dependencies, record_uses): Replaced
3687 struct df_ref * with df_ref.
3688 (invariant_for_use, check_dependency): Use macros to hide
3689 references to df_refs.
3690 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3691 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3692 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3693 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3694 references to df_refs.
3695 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3697 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3698 * df-problems.c (df_rd_bb_local_compute_process_def,
3699 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3700 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3701 df_chain_remove_problem, df_chain_create_bb_process_use,
3702 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3703 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3704 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3705 df_byte_lr_simulate_artificial_refs_at_top,
3706 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3707 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3708 df_simulate_uses, df_simulate_artificial_refs_at_end,
3709 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3711 (df_chain_dump): Use macros to hide references to df_refs.
3712 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3713 df_ref * with df_ref.
3714 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3715 mark_artificial_uses, mark_reg_dependencies,
3716 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3718 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3720 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3722 (array_ref_element_size): Likewise.
3723 (array_ref_low_bound): Likewise.
3724 (array_ref_up_bound): Likewise.
3725 * expr.c (contains_packed_reference): Likewise.
3726 (array_ref_element_size): Likewise.
3727 (array_ref_low_bound): Likewise.
3728 (array_ref_up_bound): Likewise.
3729 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3730 with ARRAY_RANGE_REF.
3731 (idx_find_step): Likewise.
3732 (idx_record_use): Likewise.
3733 (strip_offset_1): Likewise.
3734 (idx_remove_ssa_names): Likewise.
3736 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3737 Andi Kleen <ak@linux.intel.com>
3739 * config/i386/cpuid.h (__cpuid_count): New defines.
3740 * config/i386/driver-i386.c (struct cache_desc): New structure.
3741 (describe_cache): Use struct cache_desc to pass cache descriptions.
3742 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3743 (detect_caches_amd): Use struct cache_desc to describe caches.
3744 (decode_caches_intel): Use struct cache_desc to pass cache
3745 descriptions. Update descriptions to match latest (rev -032,
3746 December 2007) CPUID documentation. Do not check valid bit here.
3747 Check for Xeon MP value 0x49 problems.
3748 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3749 Check valid bit before calling decode_caches_intel. Detect number
3750 of times to repeat CPUID instruction.
3751 (detect_caches_cpuid4): New function.
3752 (detect_caches_intel): Depending on max_level, call
3753 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3754 only when other methods fail to provide valid L2 cache description.
3756 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3759 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3760 it to PIC call patterns.
3761 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3762 code generation and attributes from pattern. Change peephole2 to
3763 split for noreturn case. Revise split pattern for non noreturn case.
3764 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3765 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3766 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3769 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3771 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3772 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3774 (divdf3): Reformat long line.
3776 2008-10-11 Michael J. Eager <eager@eagercon.com>
3778 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3780 (rs6000_handle_option): Process -mfpu options.
3781 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3782 (enum fpu_type_t): New.
3783 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3784 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3786 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3787 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3788 * config/rs6000/rs6000.opt (-mfpu): New.
3789 (-mxilinx-fpu): New.
3790 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3791 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3792 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3793 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3794 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3796 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3799 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3800 LO_SUM on Darwin if mode has just one unit.
3802 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3805 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3806 has been optimized out.
3808 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3810 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3811 instead of PIC_DIRECT_ADDR_P.
3812 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3813 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3814 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3815 (PIC_OFFSET_P): Rename to...
3816 (PCREL_SYMOFF_P): ...this.
3817 (PIC_DIRECT_ADDR_P): Delete.
3818 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3820 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3821 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3822 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3823 * config/sh/sh.c (print_operand): Remove CONST handling.
3824 (unspec_caller_rtx_p): Rewrite to use split_const and check
3825 the operands of UNSPEC bases.
3826 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3827 with (unspec [A B] UNSPEC_SYMOFF).
3828 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3829 UNSPEC_PCREL_SYMOFF.
3830 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3831 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3832 (UNSPEC_EXTRACT_U16): Likewise.
3833 (UNSPEC_SYMOFF): Likewise.
3834 (UNSPEC_PCREL_SYMOFF): Likewise.
3835 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3837 (movsi_const_16bit): Likewise.
3838 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3839 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3840 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3841 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3842 with (unspec [A B] UNSPEC_SYMOFF).
3843 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3844 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3845 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3846 (Csu): Likewise UNSPEC_EXTRACT_U16.
3847 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3848 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3850 2008-10-10 Stepan Kasal <skasal@redhat.com>
3852 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3853 for loop strip mining and loop blocking.
3855 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3857 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3858 vary types depending on debug info.
3860 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3862 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3863 before ensuring it's already computed.
3865 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3867 * rtl.h (locator_eq): New decl.
3868 * cfglayout.c (locator_scope): New function.
3869 (insn_scope): Use it.
3870 (locator_eq): New function.
3871 (fixup_reorder_chain): Search for last insn in src bb
3872 that has locator set or first insn in dest bb. Use
3873 locator_eq instead of == to compare locators.
3874 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3875 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3876 == to compare locators.
3878 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3880 * gimple-low.c (lower_function_body, lower_gimple_return,
3881 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3882 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3883 goto_block on edges if goto_locus is known.
3886 * tree.h (get_object_alignment): Declare.
3887 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3888 get_object_alignment if needed.
3889 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3891 (get_object_alignment): ... here. New function. Try harder to
3892 determine alignment from get_inner_reference returned offset.
3894 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3896 * graphite.c (gloog): Don't call find_unreachable_blocks
3897 before delte_unreachable_blocks.
3899 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3900 goto_locus of true_edge into RTL locator.
3902 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3904 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3905 (*jcc_btdi_mask_rex64): Ditto.
3907 (*jcc_btsi_mask): Ditto.
3908 (*jcc_btsi_1): Ditto.
3909 (*jcc_btsi_mask_1): Ditto.
3911 2008-10-08 Paul Brook <paul@codesourcery.com>
3913 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3914 compatible profiler (__gnu_mcount_nc).
3915 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3917 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3919 * config/i386/i386.c (initial_ix86_tune_features): Add
3920 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3921 * config/i386/i386.h (ix86_tune_indices): Likewise.
3922 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3924 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3925 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3926 for FP to FP splitters.
3928 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3930 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3933 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3937 PR rtl-optimization/37341
3938 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3939 to ORIG_BB, pass through ORIG_BB recursively.
3940 (cse_condition_code_reg): Adjust caller.
3942 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3944 * sdbout.c (sdbout_one_type): Treat the value type
3945 CONST_DECL for enumerals.
3947 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3949 * config/i386/i386.md: Remove trailing white spaces.
3951 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3953 PR rtl-optimization/37448
3954 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3955 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3957 (struct output_info) [count]: Renamed total_created and made
3959 (struct output_info) [size]: Renamed total_allocated and made
3961 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3962 Properly keep track of desc->size.
3963 (print_statistics, dump_alloc_pool_statistics): Enhance the
3964 printing of statistics to print the number of elements and to use
3967 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3970 * opts.h (CL_SAVE): Move up to flags range.
3971 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3972 CL_COMMON): Renumber.
3973 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3974 * opts.c (common_handle_option): Revert last change.
3976 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3978 * config/i386/i386-protos.h (ix86_schedule): New.
3980 * config/i386/i386.c (ix86_schedule): New.
3981 (override_options): Add schedule to processor_alias_table. Set
3982 ix86_schedule from the schedule field in processor_alias_table.
3983 (ix86_function_specific_save): Save ix86_schedule.
3984 (ix86_function_specific_restore): Restore ix86_schedule.
3986 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3987 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3990 * config/i386/i386.opt: Add schedule.
3992 * config/i386/ppro.md: Remove generic32.
3994 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3997 * expr.c (count_type_elements): Handle ERROR_MARK.
3999 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4004 * basic-block.h (struct edge_def): Add goto_block field.
4005 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4006 one insn with locus corresponding to edge's goto_locus if !optimize.
4007 * profile.c (branch_prob): Copy edge's goto_block.
4008 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4010 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4011 locator in between the merged basic blocks if !optimize and needed.
4012 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4013 goto_locus into RTL locator. For unconditional jump use that
4014 locator for the jump insn.
4015 (expand_gimple_cond): Convert goto_block and goto_locus into
4016 RTL locator for all remaining edges. For unconditional jump
4017 use that locator for the jump insn.
4018 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4019 there is more than one edge or insn locator along the forwarding
4020 edges and !optimize. If there is just one, set e->goto_locus.
4021 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4023 (move_block_to_fn): Adjust edge's goto_block.
4025 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4028 * expmed.c (expand_mult): Properly check DImode constant in
4031 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4034 * dwarf2out.c (common_block_die_table): New variable.
4035 (common_block_die_table_hash, common_block_die_table_eq): New
4037 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4038 COMMON block in the current scope rather than globally. Optimize
4039 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4040 DW_OP_addr SYMBOL_REF+off.
4042 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4044 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4045 Return true for non-addressable GIMPLE operands.
4047 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/i386/i386.c (initial_ix86_tune_features): Remove
4051 X86_TUNE_USE_BIT_TEST.
4052 * config/i386/i386.h (ix86_tune_indices): Likewise.
4053 (TARGET_USE_BIT_TEST): Removed.
4055 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4057 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4059 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4061 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4062 (mul<mode>3_mul3): ... into this new template.
4064 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4066 * gimplify.c (gimplify_arg): Add location argument. Use it.
4067 (gimplify_call_expr): Pass location to gimplify_arg.
4068 (gimplify_modify_expr_to_memcpy): Same.
4069 (gimplify_modify_expr_to_memset): Same.
4071 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4073 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4074 Update calls to build_unary_op and build_indirect_ref for location
4077 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4080 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4081 * c-typeck.c (array_to_pointer_conversion): Pass location to
4083 (function_to_pointer_conversion): Use error_at and warning_at.
4084 (build_indirect_ref): Same.
4085 (build_array_ref): Pass location to build_binary_op.
4086 (parser_build_unary_op): Do not set location after calling
4088 (build_unary_op): Add location argument. Use it throughout. Set
4089 EXPR_LOCATION before returning new tree.
4090 (build_modify_expr): Same.
4091 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4093 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4094 build_indirect_ref, build_modify_expr.
4095 (c_finish_omp_for): Same. Use error_at instead of error.
4096 * c-common.c (c_common_truthvalue_conversion): Pass location to
4098 (warn_for_div_by_zero): Add location argument.
4099 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4100 build_unary_op, warn_for_div_by_zero.
4101 * c-parser.c (c_parser_typeof_specifier): Use
4102 protected_set_expr_location.
4103 (c_parser_statement_after_labels): Same.
4104 (c_parser_condition): Same.
4105 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4106 (c_parser_conditional_expression): Use protected_set_expr_location.
4107 (c_parser_unary_expression): Pass location to build_indirect_ref.
4108 (c_parser_postfix_expression_after_primary): Pass location to
4109 build_indirect_ref, build_unary_op.
4110 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4112 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4114 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4115 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4116 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4118 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4119 (mips_issue_rate): Handle PROCESSOR_R10000.
4120 * config/mips/mips.md (cpu): Add r10000.
4122 * config/mips/10000.md: New file.
4124 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4126 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4127 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4128 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4130 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4132 * config/darwin-protos.h (machopic_function_base_name): Delete.
4133 (machopic_function_base_sym): Likewise.
4134 (machopic_gen_offset): Declare.
4135 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4136 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4137 * config/darwin.c (machopic_function_base_name): Delete.
4138 (machopic_function_base_sym): Likewise.
4139 (gen_pic_offset): Rename to...
4140 (machopic_gen_offset): ...this and remove the pic_base argument.
4141 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4142 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4143 crtl->uses_pic_offset_table.
4144 (machopic_indirect_data_reference): Use new machopic_gen_offset
4146 (machopic_legitimize_pic_address): Likewise.
4147 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4149 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4150 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4151 * config/i386/i386.c (output_set_got): Likewise.
4152 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4154 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4155 (legitimate_address_p): Likewise.
4156 (output_pic_addr_const): Likewise.
4157 (output_addr_const_extra): Likewise.
4158 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4159 match an UNSPEC rather than a MINUS.
4160 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4161 (builtin_setjmp_receiver): Use machopic_gen_offset.
4162 * config/i386/predicates.md (pic_symbolic_operand): Handle
4163 UNSPEC_MACHOPIC_OFFSET.
4165 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4166 Use machopic_gen_offset and machopic_operand_p.
4167 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4168 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4169 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4170 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4171 Set crtl->uses_pic_offset_table.
4173 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4175 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4177 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4178 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4179 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4180 (constant_pool_expr_p): Use split_const and check the base.
4181 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4183 (legitimate_constant_pool_address_p): Check toc_relative_p
4184 instead of constant_pool_expr_p.
4185 (print_operand_address): Always use output_addr_const for
4186 constant pool addresses.
4187 (rs6000_output_addr_const_extra): New function.
4188 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4190 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4194 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4195 (mark_ref_live, mark_ref_dead): Use them.
4196 (def_conflicts_with_inputs_p): Remove.
4197 (mark_early_clobbers): New function.
4198 (process_bb_node_lives): Call preprocess_constraints and
4199 mark_early_clobbers.
4201 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4203 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4205 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4206 lib with -mthread switch.
4208 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4211 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4212 function in two, making it call a new and reusable
4213 dwarf2out_imported_module_or_decl() that takes the containing
4214 BLOCK of the declaration in argument.
4215 (dwarf2out_imported_module_or_decl_real): New function.
4216 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4217 IMPORTED_DECL in account.
4218 * tree.def: Added IMPORTED_DECL node type.
4219 * tree.h: Added accessors for IMPORTED_DECL nodes.
4220 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4222 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4224 * doc/gimple.texi: Fix some typos, wrap some long lines,
4225 fix some broken wraps with continuations.
4226 * tree-ssa-reassoc.c: Fix comment typos.
4228 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4231 * pa.c (legitimize_pic_address): Force function labels to memory in
4234 2008-10-04 Anton Blanchard <anton@samba.org>
4236 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4237 (rs6000_split_atomic_op): Same.
4238 (rs6000_split_compare_and_swap): Same.
4239 (rs6000_split_compare_and_swapqhi): Same.
4241 2008-10-04 Richard Guenther <rguenther@suse.de>
4243 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4244 instead of pointer equality.
4245 (vn_nary_op_eq): Likewise.
4247 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4249 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4251 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4252 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4254 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4256 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4257 Revert previous change.
4259 2008-10-03 Tom Tromey <tromey@redhat.com>
4261 * stringpool.c (ggc_alloc_string): Terminate string.
4263 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4265 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4266 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4267 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4270 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4273 2008-10-03 Pascal Obry <obry@adacore.com>
4275 * gcov.c (create_file_names): Properly handle UNIX and DOS
4276 directory separators.
4277 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4278 separator to '~' to ensure clean filenames on Windows.
4280 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4282 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4283 Add a null terminator to the stripped name.
4285 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4287 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4288 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4289 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4290 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4291 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4292 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4293 TARGET_SINGLE_FLOAT.
4295 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4297 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4299 2008-10-02 Richard Guenther <rguenther@suse.de>
4302 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4303 and VECTOR_TYPE recurse with useless_type_conversion_p which
4304 properly handles void pointer conversion.
4306 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4309 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4310 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4312 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4314 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4315 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4316 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4317 they translate to non builtins.
4318 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4319 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4320 __builtin_vec_promote, __builtin_vec_extract, and
4321 __builtin_vec_insert.
4322 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4323 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4324 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4325 * config/rs6000/altivec.h (vec_extract): Define
4326 (vec_insert): Define.
4327 (vec_splats): Define.
4328 (vec_promote): Define.
4330 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4331 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4332 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4334 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4336 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4337 prototype. Add new parameter, blk.
4338 Use BLKmode for the MEM if blk is true.
4339 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4340 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4341 ALTIVEC_BUILTIN_STVRXL.
4342 Update usage of altivec_expand_lv_builtin.
4343 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4344 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4345 (altivec_init_builtins): If compiling for the Cell, also define the
4347 * config/rs6000/rs6000.h (rs6000_builtins): Define
4348 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4349 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4350 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4351 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4352 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4353 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4354 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4355 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4356 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4357 UNSPEC_STVRX, and UNSPEC_STVRXL.
4358 (altivec_lvlx): New pattern.
4359 (altivec_lvlxl): New pattern.
4360 (altivec_lvrx): New pattern.
4361 (altivec_lvrxl): New pattern.
4362 (altivec_stvlx): New pattern.
4363 (altivec_stvlxl): New pattern.
4364 (altivec_stvrx): New pattern.
4365 (altivec_stvrxl): New pattern.
4366 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4367 (vec_lvlxl): Likewise.
4368 (vec_lvrx): Define if PPU is defined.
4369 (vec_lvrxl): Likewise.
4370 (vec_stvlx): Define if PPU is defined.
4371 (vec_stvlxl): Likewise.
4372 (vec_stvrx): Define if PPU is defined.
4373 (vec_stvrxl): Likewise.
4375 2008-10-01 Geert Bosch <bosch@adacore.com>
4377 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4379 2008-10-01 Richard Guenther <rguenther@suse.de>
4381 PR tree-optimization/37617
4382 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4383 do not add to the NEW_SETS.
4385 2008-10-01 Richard Guenther <rguenther@suse.de>
4388 * tree-vrp.c (execute_vrp): If we optimized away the default
4389 case make sure to promote the label that got in place of it
4390 to a default case label.
4392 2008-10-01 Richard Henderson <rth@redhat.com>
4395 * tree-complex.c (set_component_ssa_name): Don't optimize
4396 is_gimple_min_invariant values with ssa_names in abnormal phis.
4398 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4400 PR tree-optimization/37662
4401 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4402 commutative binary operation if they are in the wrong order and
4403 fold_build2 produces non-GIMPLE.
4405 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4407 PR tree-optimization/37662
4408 PR tree-optimization/37663
4409 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4410 get_value_range with non-SSA_NAME. Don't assert operands have been
4411 folded, instead just bail out.
4413 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4415 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4417 2008-09-30 Richard Guenther <rguenther@suse.de>
4420 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4421 build restrict-qualified pointers.
4422 (vectorizable_store): Move alias check later.
4423 (vectorizable_load): Likewise.
4425 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4427 * c-common.c (empty_if_body_warning): Remove.
4428 * c-common.h (empty_if_body_warning): Remove.
4429 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4430 here the -Wempty-body warning for `if' and `else' statements.
4431 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4433 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4435 * config/i386/i386.opt: Add msse2avx.
4437 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4438 * config/i386/linux64.h (ASM_SPEC): Likewise.
4440 * doc/invoke.texi: Document -msse2avx.
4442 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4444 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4446 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4448 * ifcvt.c (noce_emit_store_flag): If using condition from original
4449 jump, reverse it if if_info->cond was reversed.
4451 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4453 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4454 non-constant memory if it cannot be forced to constant memory.
4455 Overhaul surrounding code and factor out common condition.
4457 2008-09-29 Jeff Law <law@redhat.com>
4459 * reload1.c (alter_reg): Add missing curly braces.
4461 2008-09-29 Michael J. Eager <eager@eagercon.com>
4463 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4465 * config/rs6000/rs6000.c (rs6000_override_options): Move
4466 rs6000_init_hard_regno_mode_ok after all options changed.
4467 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4468 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4469 -msimple-fpu flags. Add warning messages if single FP not configured.
4470 (rs6000_file_start): Output gnu_attribute for single-float.
4471 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4472 (rs6000_legitimize_address): Likewise.
4473 (rs6000_legitimize_reload_address): Likewise.
4474 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4475 TARGET_SINGLE_FLOAT.
4476 (function_arg_advance): Likewise (partial conversion).
4477 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4478 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4479 TARGET_SINGLE_FLOAT.
4480 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4481 (rs6000_emit_prologue): Likewise.
4482 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4483 TARGET_SINGLE_FLOAT.
4484 (rs6000_libcall_value): Likewise.
4485 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4486 (TARGET_DOUBLE_FLOAT): New default to 1
4487 (TARGET_SIMPLE_FPU): New default to 0
4488 (TARGET_SINGLE_FPU): New default to 0
4489 (TARGET_SINGLE_FLOAT_MODE): New.
4490 (TARGET_DOUBLE_FLOAT_MODE): New.
4491 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4492 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4494 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4495 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4496 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4497 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4498 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4499 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4500 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4501 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4502 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4503 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4504 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4505 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4506 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4507 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4508 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4509 cmptf_internal1, *cmptf_internal2): Condition on
4510 TARGET_DOUBLE_FLOAT.
4511 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4512 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4513 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4514 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4515 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4516 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4517 TARGET_SINGLE_FLOAT.
4518 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4519 * config/rs6000/rs6000.opt (-msingle-float): New.
4520 (-mdouble-float): New.
4521 (-msimple-fpu): New.
4522 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4523 -msingle-float, -mdouble-float, -msimple-fpu options.
4524 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4525 _SOFT_DOUBLE for -msingle-float.
4526 * config.gcc: New config for target=powerpc-xilinx-eabi.
4528 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4530 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4531 have exit and entry.
4532 (new_scop): Take entry and exit edge to define new SCoP.
4533 (sd_region_p): New structure used during SCoP detection.
4534 (move_scops): Delete.
4535 (move_sd_regions): New.
4536 (scopdet_info): Change the definition from edges back to basic_blocks.
4537 (scopdet_edge_info): Work on basic_blocks and rename to
4538 scopdet_basic_block_info.
4539 (split_difficult_bb): At the moment removed. We should later
4540 add it at another place.
4541 (build_scops_1): Work on basic_blocks.
4542 (bb_in_sd_region): New.
4543 (find_single_entry_edge): New.
4544 (find_single_exit_edge): New.
4545 (create_single_entry_edge): New.
4546 (sd_region_without_exit): New.
4547 (create_single_exit_edge): New.
4548 (unmark_exit_edges): New.
4549 (mark_exit_edges): New.
4550 (create_sese_edges): New.
4551 (build_graphite_scops): New.
4552 (build_scops): Make SCoPs SESE.
4553 (limit_scops): Use the new functions.
4555 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4557 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4559 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4562 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4563 address to a register before taking the lower part.
4565 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4567 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4570 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4571 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4574 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4575 the newly created variable.
4576 Create a VECTOR_CST of all 1s for vector types.
4578 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4581 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4583 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4585 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4586 order to convert between modes.
4587 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4589 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4591 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4594 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4597 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4601 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4603 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4604 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4605 them to yield false with MIPS16.
4607 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4610 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4611 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4612 mem_loc_descriptor failed. Accept UNSPEC.
4613 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4614 fail if one of the loc_descriptor calls for pieces failed.
4615 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4616 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4617 if loc_descriptor_from_tree_1 on offset failed.
4620 * opts.c (common_handle_option): Don't call print_specific_help with
4621 CL_SAVE as first argument.
4623 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4624 Steve Ellcey <sje@cup.hp.com>
4626 * configure: Regenerate for new libtool.
4627 * aclocal.m4: Ditto.
4629 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4631 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4632 alias set on MEM when saving stack pointer.
4633 * config/rs6000/rs6000.md (allocate_stack): Likewise
4635 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4637 PR tree-optimization/37574
4638 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4639 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4640 instead of vector_type for constants. Take computation out of loop.
4641 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4642 and use only vector_type for invariant case.
4643 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4645 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4648 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4649 the decl is a VAR_DECL or FUNCTION_DECL.
4651 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4654 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4655 (mark_ref_live, mark_ref_dead): Use them.
4656 (def_conflicts_with_inputs_p): Remove.
4657 (mark_early_clobbers): New function.
4658 (process_bb_node_lives): Call preprocess_constraints and
4659 mark_early_clobbers.
4661 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4663 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4666 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4667 (ira_compress_allocno_live_ranges): New prototype.
4669 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4670 (coalesced_allocnos_living_at_program_points): New.
4671 (coalesced_allocnos_live_at_points_p,
4672 set_coalesced_allocnos_live_points): New functions.
4673 (coalesce_spill_slots): Rewrite.
4675 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4676 ira_compress_allocno_live_ranges): New functions.
4678 * ira-build.c (ira_flattening): Call
4679 ira_compress_allocno_live_ranges.
4682 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4684 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4687 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4689 * combine.c (make_compound_operation): Handle the 'E' format.
4690 (count_rtxs): Likewise.
4691 (update_table_tick): Likewise.
4692 (get_last_value_validate): Likewise.
4694 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4696 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4698 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4700 * matrix-reorg.c (transform_allocation_sites): Initializers
4701 added to avoid the warning.
4703 2008-09-25 Martin Jambor <mjambor@suse.cz>
4705 * cgraph.c (free_nodes): New variable.
4706 (NEXT_FREE_NODE): New macro.
4707 (cgraph_create_node): Reuse nodes from the free list. Do not
4708 update uid if doing so.
4709 (cgraph_remove_node): Add the node to the free list.
4711 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4713 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4715 2008-09-24 Richard Henderson <rth@redhat.com>
4717 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4718 * unwind-dw2.c (execute_stack_op): Handle it.
4720 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4723 2008-09-24 Michael J. Eager <eager@eagercon.com>
4725 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4727 * c-common.c (fname_decl): New location argument.
4728 * c-common.h (fname_decl): Same.
4729 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4731 (c_parser_typeof_specifier): Same.
4732 (c_parser_parms_list_declarator): Same.
4733 (c_parser_asm_string_literal): Same.
4734 (c_parser_compound_statement_nostart): Same.
4735 (c_parser_label): Same.
4736 (c_parser_do_statement): Same.
4737 (c_parser_asm_statement): Same.
4738 (c_parser_unary_expression): Same.
4739 (c_parser_sizeof_expression): Same.
4740 (c_parser_postfix_expression): Same.
4741 (c_parser_pragma): Same.
4742 (c_parser_omp_clause_collapse): Same.
4743 (c_parser_omp_clause_num_threads): Same.
4744 (c_parser_omp_clause_schedule): Same.
4745 (c_parser_omp_all_clauses): Same.
4746 (c_parser_omp_sections_scope): Same.
4747 (c_parser_omp_for_loop): Same. Pass condition's location to
4748 c_objc_common_truthvalue_conversion.
4749 (c_parser_enum_specifier): Remove comment.
4751 2008-09-24 Michael J. Eager <eager@eagercon.com>
4753 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4755 * config/rs6000/rs6000.c (rs6000_override_options): Move
4756 rs6000_init_hard_regno_mode_ok after all options changed.
4757 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4758 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4759 -msimple-fpu flags. Add warning messages if single FP not configured.
4760 (rs6000_file_start): Output gnu_attribute for single-float.
4761 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4762 (rs6000_legitimize_address): Likewise.
4763 (rs6000_legitimize_reload_address): Likewise.
4764 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4765 TARGET_SINGLE_FLOAT.
4766 (function_arg_advance): Likewise.
4767 (function_arg): Likewise.
4768 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4769 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4770 TARGET_SINGLE_FLOAT.
4771 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4772 (rs6000_emit_prologue): Likewise.
4773 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4774 TARGET_SINGLE_FLOAT.
4775 (rs6000_libcall_value): Likewise.
4776 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4777 (TARGET_DOUBLE_FLOAT): New default to 1
4778 (TARGET_SIMPLE_FPU): New default to 0
4779 (TARGET_SINGLE_FPU): New default to 0
4780 (TARGET_SINGLE_FLOAT_MODE): New.
4781 (TARGET_DOUBLE_FLOAT_MODE): New.
4782 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4783 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4785 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4786 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4787 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4788 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4789 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4790 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4791 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4792 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4793 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4794 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4795 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4796 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4797 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4798 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4799 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4800 cmptf_internal1, *cmptf_internal2): Condition on
4801 TARGET_DOUBLE_FLOAT.
4802 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4803 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4804 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4805 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4806 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4807 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4808 TARGET_SINGLE_FLOAT.
4809 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4810 * config/rs6000/rs6000.opt (-msingle-float): New.
4811 (-mdouble-float): New.
4812 (-msimple-fpu): New.
4813 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4814 -msingle-float, -mdouble-float, -msimple-fpu options.
4815 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4816 _SOFT_DOUBLE for -msingle-float.
4817 * config.gcc: New config for target=powerpc-xilinx-eabi.
4819 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4821 * config/sparc/constraints.md: New file.
4822 * config/sparc/sparc.md: Include it.
4823 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4824 (sparc_extra_constraint_check): Delete.
4825 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4826 (memory_ok_for_ldd): New predicate.
4827 (sparc_extra_constraint_check): Delete.
4828 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4829 (CONST_OK_FOR_LETTER_P): Likewise.
4830 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4831 (EXTRA_CONSTRAINT): Likewise.
4833 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4835 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4837 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4839 * alias.c (find_base_value): Use FIND_BASE_TERM.
4840 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4842 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4844 * config/i386/i386.c: Include cselib.h.
4845 (ix86_pic_register_p): New function.
4846 (ix86_delegitimize_address): Use it to check for the PIC register.
4848 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4850 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4851 * config/i386/i386.c (ix86_find_base_term): Don't check for
4852 SYMBOL_REF and LABEL_REF.
4854 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4856 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4857 constant PLUS in a CONST.
4859 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4861 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4862 check for sibcall support for w64.
4864 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4866 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4868 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4870 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4871 parser_build_binary_op.
4872 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4873 * c-typeck.c (build_array_ref): Same.
4874 (parser_build_unary_op): New location argument.
4875 (pointer_diff): Pass location to build_binary_op,
4876 c_objc_common_truthvalue_conversion.
4877 (build_modify_expr): Same.
4878 (build_unary_op): New location argument.
4879 (build_binary_op): New location argument.
4880 (c_objc_common_truthvalue_conversion): Pass location to
4881 c_*common_truthvalue_conversion.
4882 * c-convert.c (convert): Same.
4883 * c-common.c (binary_op_error): New location argument.
4884 (pointer_int_sum): Pass location to build_binary_op.
4885 (c_common_truthvalue_conversion): New location argument.
4886 (warn_for_sign_compare): Same.
4887 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4888 binary_op_error, build_binary_op, warn_for_sign_compare.
4889 * c-parser.c (c_parser_condition): Pass location to
4890 c_*common_truthvalue_conversion.
4891 (c_parser_conditional_expression): Save condition's location and pass
4893 (c_parser_binary_expression): Same, but for the binary operator's
4895 (c_parser_omp_for_loop): Pass location to
4896 c_objc_common_truthvalue_conversion.
4898 2008-09-23 Martin Jambor <mjambor@suse.cz>
4900 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4901 (cgraph_node_remove_callees): New temporary f. Hold the next item
4903 (cgraph_node_remove_callers): Likewise.
4905 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4906 (ipa_node_removal_hook): Likewise.
4908 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4909 gimple_call_copy_skip_args and moved to the gimple_call section.
4910 * gimple.c (gimple_copy_call_skip_args): Renamed to
4911 gimple_call_copy_skip_args. Changed al users.
4913 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4915 * ira-color.c (start_allocno_priorities): Rename to
4916 setup_allocno_priorities. Use costs and
4917 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4918 range lengths. Get rid off doubles.
4919 (ira_fast_allocations): Call start_allocno_priorities.
4921 2008-09-22 David Daney <ddaney@avtrex.com>
4924 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4925 register if TARGET_LONG_CALLS.
4927 2008-09-22 Richard Guenther <rguenther@suse.de>
4929 PR tree-optimization/37145
4930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4931 value-numbering union accesses with their offset and size only.
4932 (visit_reference_op_load): Fix simplification of inserted conversions.
4933 * tree-ssa-pre.c (find_or_generate_expression): Do not
4934 recursively generate expressions if running FRE.
4936 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4938 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4939 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4942 2008-09-22 Richard Guenther <rguenther@suse.de>
4944 PR tree-optimization/37145
4945 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4946 (phi_translate_1): Constant fold references.
4948 2008-09-22 Ira Rosen <irar@il.ibm.com>
4950 PR tree-optimization/37482
4951 * tree-vectorizer.h (struct _slp_instance): Add new field.
4952 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4953 (get_earlier_stmt): New function.
4954 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4956 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4957 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4958 asserts that GSI points to the scalar statement being vectorized.
4959 Set new statement location according to GSI.
4960 (vect_schedule_slp_instance): Use GSI of
4961 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4963 2008-09-21 Jan Hubicka <jh@suse.cz>
4965 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4966 (ipcp_insert_stage): Update dead_nodes bitmap.
4968 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4971 * config/i386/t-cygming (SHLIB_LC): Remove.
4972 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4973 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4975 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4979 * final.c (mark_symbol_ref_as_used): New helper function.
4980 (output_operand): Instead of just looking inside MEMs for
4981 SYMBOL_REFs, use new helper function and for_each_rtx.
4982 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4983 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4984 Make head comment more general.
4985 * config/darwin.c (machopic_output_indirection): Handle weak
4986 references here, like in assemble_external.
4988 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4990 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4991 (sparc_emit_float_lib_cmp): Change return type.
4992 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4993 (gen_compare_operator): New function.
4994 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4995 the comparison sequence. Minor tweaks.
4996 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4997 that the final operator and the result of sparc_emit_float_lib_cmp
4998 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4999 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
5000 buneq, bunge, bunle, bltgt): Assert that the final operator and the
5001 result of sparc_emit_float_lib_cmp match for software TFmode.
5002 (movqicc, movhicc, movsicc, movdicc): Merge into...
5003 (mov<I:mode>cc): ...this.
5004 (movsfcc, movdfcc, movtfcc): Merge into...
5005 (mov<F:mode>cc): ...this.
5006 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5008 (mov<I:mode>_cc_v9): ...this.
5009 (movdi_cc_sp64_trunc): Delete.
5010 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5011 movdi_cc_reg_sp64): Merge into...
5012 (mov<I:mode>_cc_reg_sp64): ...this.
5013 (movsf_cc_sp64): Rename into...
5014 (movsf_cc_v9): ...this.
5015 (movdf_cc_sp64): Rename into...
5016 (movdf_cc_v9): ...this.
5017 (movtf_cc_hq_sp64): Rename into...
5018 (movtf_cc_hq_v9): ...this.
5019 (movtf_cc_sp64): Rename into...
5020 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5022 2008-09-21 Diego Novillo <dnovillo@google.com>
5024 * doc/gccint.texi: Include generic.texi and gimple.texi.
5026 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5027 (GIMPLE): Move to gimple.texi.
5028 (Annotations): Remove references to to stmt_ann_t and
5030 (SSA Operands): Rename from 'Statement Operands'.
5031 * doc/generic.texi: New.
5032 * doc/gimple.texi: New.
5033 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5034 * Makefile.in (TEXI_GCCINT_FILES):
5035 * gimple.c (gimple_copy_call_skip_args): Rename from
5036 giple_copy_call_skip_args. Update all users.
5037 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5039 2008-09-21 Ira Rosen <irar@il.ibm.com>
5041 PR tree-optimization/37539
5042 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5043 statement in related statement field only for the first load of the
5044 group of loads with the same data reference.
5046 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5048 * config/mips/mips.h (TUNE_OCTEON): New macro.
5049 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5050 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5051 * config/mips/octeon.md: New file.
5052 * config/mips/mips.md: Include octeon.md. Restore
5053 semi-alphabetical order of include files.
5055 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5058 * config/i386/i386.md (*jcc_fused_1): Removed.
5059 (*jcc_fused_2): Likewise.
5060 (*jcc_fused_3): Likewise.
5061 (*jcc_fused_4): Likewise.
5063 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5065 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5066 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5067 * target.h (gcc_target): Add ira_cover_classes.
5068 * ira.c: Remove IRA_COVER_CLASSES guards.
5069 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5070 instead of IRA_COVER_CLASSES.
5071 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5072 (setup_class_translate): Likewise.
5073 (setup_reg_class_intersect_union): Likewise.
5074 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5075 test of targetm.ira_cover_classes.
5076 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5077 of IRA_COVER_CLASSES.
5078 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5079 (TARGET_INITIALIZER): Include it.
5080 * targhooks.h (default_ira_cover_classes): Declare.
5081 * targhooks.c (default_ira_cover_classes): New function.
5083 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5085 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5087 2008-09-19 Ian Lance Taylor <iant@google.com>
5089 * varasm.c (narrowing_initializer_constant_valid_p): Return
5090 NULL_TREE if ENDTYPE is not an integer.
5092 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5095 * tree-ssa.c (execute_update_addresses_taken): Also update
5096 DECL_GIMPLE_REG_P for vector and complex types.
5098 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5099 Jan Hubicka <jh@suse.cz>
5102 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5103 empty before freeing them.
5104 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5106 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5108 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5109 * config/xtensa/predicates.md (tls_symbol_operand): New.
5110 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5111 (TARGET_CANNOT_FORCE_MEM): Define.
5112 (xtensa_tls_symbol_p): New.
5113 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5114 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5115 (xtensa_tls_module_base): New.
5116 (xtensa_call_tls_desc): New.
5117 (xtensa_legitimize_tls_address): New.
5118 (xtensa_legitimize_address): Handle TLS symbols.
5119 (xtensa_tls_referenced_p_1): New.
5120 (xtensa_tls_referenced_p): New.
5121 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5123 (XTENSA_BUILTIN_THREAD_POINTER): New.
5124 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5125 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5126 builtin. Add declarations for __builtin_thread_pointer and
5127 __builtin_set_thread_pointer.
5128 (xtensa_fold_builtin): Recognize new builtins.
5129 (xtensa_expand_builtin): Expand new builtins.
5130 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5131 (TARGET_THREADPTR): Define.
5132 (HAVE_AS_TLS): Define default value.
5133 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5134 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5135 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5136 (UNSPECV_SET_TP): New.
5137 (sym_TPOFF, sym_DTPOFF): New.
5138 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5139 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5140 * configure: Regenerated.
5142 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5145 * config/ia64/ia64.c (ia64_optimization_options): Move
5146 checking and setting flag_schedule_insns_after_reload and
5147 ia64_flag_schedule_insns2 back to ...
5148 (ia64_override_options): Here.
5150 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5153 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5154 zero extend count after the correction to it is done.
5155 (doloop_optimize): Update call to doloop_modify, don't zero extend
5158 2008-09-18 Martin Jambor <mjambor@suse.cz>
5160 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5162 * ipa-prop.c: Correct comments.
5163 * ipa-prop.h: Likewise.
5165 2008-09-18 Jan Hubicka <jh@suse.cz>
5168 * ipa-reference.c (ipa_reference_local_vars_info_d,
5169 ipa_reference_global_vars_info_d,
5170 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5171 ipa_reference_vars_info_t): Move here from ipa-reference.h
5172 (node_duplication_hook_holder, node_removal_hook_holder): New.
5173 (get_reference_vars_info_from_cgraph): Rename to ...
5174 (get_reference_vars_info): ... this one, use cgraph uids.
5175 (get_local_reference_vars_info, get_global_reference_vars_info):
5176 Use cgraph instead of decl.
5177 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5179 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5180 ipa_reference_get_written_global,
5181 ipa_reference_get_not_written_global): Use cgraph argument.
5182 (check_call): Simplify avail check.
5183 (scan_stmt_for_static_refs): Update.
5184 (propagate_bits): Update.
5185 (merge_callee_local_info): Remove.
5186 (init_function_info): Use cgraph nodes.
5187 (clean_function_local_data): Break out from ...
5188 (clean_function): ... here.
5189 (copy_local_bitmap, copy_global_bitmap): New functions.
5190 (duplicate_node_data, remove_node_data): New functions.
5191 (generate_summary): Register hooks; use visibility instead of
5193 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5194 * ipa-reference.h (ipa_reference_local_vars_info_d,
5195 ipa_reference_global_vars_info_d,
5196 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5197 ipa_reference_vars_info_t): Move to ipa-reference.c
5198 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5200 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5201 ipa_reference_get_not_read_global,
5202 ipa_reference_get_not_written_global): Update prototype.
5203 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5204 (init_state): Remove.
5205 (node_duplication_hook_holder, node_removal_hook_holder): New.
5206 (get_function_state, set_function_state): Use VECtor.
5207 (analyze_function): Check body availability.
5208 (add_new_function): Likewise.
5209 (duplicate_node_data, remove_node_data): New.
5210 (generate_summary): Register hooks; do not care about clones.
5211 (propafate): Do not care about clones; recursive functions are
5213 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5214 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5215 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5217 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5218 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5219 Update call of ipa-reference accesors.
5221 2008-09-18 Simon Baldwin <simonb@google.com>
5223 * c-opts.c (c_common_handle_option): Add handling for
5224 -Wbuiltin-macro-redefined command line option.
5225 * c.opt: Added builtin-macro-redefined option.
5226 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5229 2008-09-18 Richard Guenther <rguenther@suse.de>
5231 PR tree-optimization/37258
5232 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5233 and signedness for integral types.
5234 (vn_phi_eq): Require compatible types.
5236 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5239 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5240 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5242 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5243 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5244 ggc_free other TREE_LIST nodes from that chain.
5245 * function.c (instantiate_decls): Instantiate also DECL_RTL
5246 of vars in cfun->local_decls, free that list afterwards.
5248 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5250 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5251 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5253 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5255 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5256 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5258 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5260 PR tree-optimization/37102
5261 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5262 from a node. Check to see if another PHI is dead.
5263 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5264 remove real PHIs which have no uses.
5265 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5267 2008-09-18 Richard Guenther <rguenther@suse.de>
5270 * tree-cfg.c (remove_useless_stmts_1): Remove
5271 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5273 2008-09-18 Nick Clifton <nickc@redhat.com>
5275 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5276 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5277 to frv_secondary_reload_class.
5278 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5279 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5280 (frv_secondary_reload_class): Omit unused parameter.
5281 (frv_secondary_reload): New function. Handle the case when
5282 secondary_reload_class() is called before the reload_(in|out)
5283 _optabs have been initialised.
5284 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5286 * config/frv/frv.md: Define an exclusion set between fr550_m0
5289 2008-09-18 Richard Guenther <rguenther@suse.de>
5291 PR tree-optimization/37456
5292 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5293 want to insert after ends a BB insert on the single fallthru
5296 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5298 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5299 Mention -march=z9-109, z9-ec and z10.
5301 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5303 PR rtl-optimization/37544
5304 * regrename.c (maybe_mode_change): Exit early when copy_mode
5305 is narrower than orig_mode and narrower than new_mode.
5307 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5310 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5312 * sched-rgn.c (ref_counts): Remove.
5313 (insn_referenced): New static variable.
5314 (INSN_REF_COUNT): Remove.
5315 (sched_run_compute_dependencies): Use insn_referenced instead of
5317 (add_branch_dependences): Likewise. Delete dead assignment.
5319 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5321 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5322 consumer is an asm. Add comment why this is important.
5323 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5324 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5326 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5328 * expr.c (emit_group_store): Do not shift before moving via a
5331 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5333 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5334 from aggregate to non-aggregate type if the bit pattern is not fully
5335 preserved afterwards.
5337 2008-09-17 Richard Guenther <rguenther@suse.de>
5339 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5340 (verify_gimple_assign): ... this. Split into ...
5341 (verify_gimple_assign_unary): ... this,
5342 (verify_gimple_assign_binary): ... that,
5343 (verify_gimple_assign_single): ... and this.
5344 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5345 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5346 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5347 (verify_types_in_gimple_reference): Be forgiving with
5349 (verify_gimple_phi): Deal with virtual operands.
5351 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5353 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5355 * tree.c (get_callee_fndecl): Don't call the language hook.
5356 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5357 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5358 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5360 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5362 * tree.c (protected_set_expr_location): Don't unnecessarily
5363 check for error_mark_node.
5365 2008-09-17 Art Haas <ahaas@impactweather.com>
5367 * ipa-reference.c (analyze_function): Declare step only if
5368 ENABLE_CHECKING is defined.
5370 2008-09-17 Jan Hubicka <jh@suse.cz>
5373 * tree.h (DECL_INLINE): remove.
5374 (DECL_DECLARED_INLINE_P): Update docs.
5375 (DECL_NO_INLINE_WARNING_P): new.
5376 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5377 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5379 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5380 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5383 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5386 2008-09-17 Jan Hubicka <jh@suse.cz>
5388 * ipa-reference.c (ipa_obstack): Remove.
5389 (local_info_obstack, global_info_obstack): New.
5390 (add_static_var): We now handle variables only.
5391 (mark_address_taken, mark_load, mark_store): New functions based on ...
5392 (check_operand): ... remove.
5393 (get_asm_stmt_operands): Rename to ...
5394 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5395 (scan_stmt_for_static_refs): Rewrite.
5396 (scan_op_for_static_refs): Rename to ...
5397 (scan_initializer_for_static_refs): do not look for VAR_DECL
5398 initializers; stop recursion on types and decls.
5399 (ipa_init): Use proper obstacks.
5400 (analyze_variable): Use scan_initializer_for_static_refs.
5401 (init_function_info): Use local obstack.
5402 (analyze_function): Simplify.
5403 (add_new_function): We don't need visited_nodes obstack.
5404 (generate_summary): Use proper obstacks; cleanup after propagation.
5406 2008-09-17 Richard Guenther <rguenther@suse.de>
5409 PR tree-optimization/37491
5410 * alias.c (get_alias_set): Use the canonical type.
5411 * tree-vect-transform.c (vectorizable_store): Use the type of
5412 the lhs for the vector type. Adjust checking.
5413 (vectorizable_load): Adjust checking.
5415 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5416 Adam Nemet <anemet@caviumnetworks.com>
5418 PR rtl-optimization/37483
5419 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5420 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5421 Rearrange code to better match the original comment. Check
5422 t_unconditional first. Improve comment.
5424 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5427 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5428 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5431 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5432 GIMPLE_TRY if cleanup sequence is empty.
5434 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5437 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5438 eliminate IV if the cost are the same.
5440 2008-09-16 Richard Guenther <rguenther@suse.de>
5443 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5446 2008-09-16 Richard Guenther <rguenther@suse.de>
5448 PR tree-optimization/37508
5449 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5451 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5453 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5455 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5457 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5458 use gen_floatdidf2 directly.
5459 (floatunssidf2): Likewise.
5460 (floatsidf_ppc64_mfpgpr): Remove.
5461 (floatsidf_ppc64): Remove.
5462 (floatunssidf_ppc64): Remove.
5464 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5466 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5467 rather than update_cost_queue.
5469 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5470 in every call starting with the second one, instead of only when
5471 alias_bitmap_obstack.elements != NULL.
5473 * tree-predcom.c (filter_suitable_components): Free all refs in
5474 act->refs vector before calling release_component.
5475 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5477 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5479 * tree-loop-linear.c (linear_transform_loops): Initialize
5480 lambda_obstack only after calling perfect_loop_nest_depth.
5481 Goto free_and_continue instead of just continue for later failures.
5484 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5487 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5489 2008-09-14 Andreas Schwab <schwab@suse.de>
5491 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5493 2008-09-14 Jan Hubicka <jh@suse.cz>
5495 * invoke.texi (-fconserve-stack): Document.
5496 * opts.c (decode_options): Handle conserve_stack.
5497 * common.opt (fconvserve_stack): New.
5499 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5501 * config.host: Add x-aix to host_xmake_file.
5502 * config/rs6000/t-aix52: Do not override LDFLAGS.
5503 * config/rs6000/x-aix: New file.
5505 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5511 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5512 is not recognized as a valid register usage. Allow REG_X to be used
5514 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5515 forces a reload when using a base register.
5517 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5519 * config/i386/cygming-crtend.c (register_frame_ctor): If
5520 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5521 directly with atexit.
5522 (deregister_frame_ctor): Rename to ...
5523 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5524 if !DEFAULT_USE_CXA_ATEXIT.
5526 2008-09-13 Jan Hubicka <jh@suse.cz>
5528 * cgraph.c: Include value-prof.h
5529 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5531 2008-09-13 Jan Hubicka <jh@suse.cz>
5534 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5535 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5536 tree_gen_one_value_profiler, tree_gen_average_profiler,
5537 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5539 2008-09-13 Jan Hubicka <jh@suse.cz>
5541 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5542 too many bytes on misalligned blocks.
5544 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5546 * doc/cfg.texi: Fix some typos.
5547 * doc/extend.texi: Likewise.
5548 * doc/install.texi: Likewise.
5549 * doc/invoke.texi: Likewise.
5550 * doc/rtl.texi: Likewise.
5551 * doc/tree-ssa.texi: Likewise.
5553 2008-09-13 Richard Guenther <rguenther@suse.de>
5556 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5557 gimple stores for memory rhs.
5559 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5561 PR rtl-optimization/37489
5562 * cse.c (fold_rtx): Don't return const_true_rtx for float
5563 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5565 2008-09-13 Jan Hubicka <jh@suse.cz>
5567 PR tree-optimization/37392
5568 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5570 2008-09-13 Martin Jambor <mjambor@suse.cz>
5571 Jan Hubicka <jh@suse.cz>
5573 * cgraph.c (free_edges): New variable.
5574 (NEXT_FREE_EDGE): New macro.
5575 (cgraph_free_edge): New function.
5576 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5577 (cgraph_node_remove_callees): Likewise.
5578 (cgraph_node_remove_callers): Likewise.
5579 (cgraph_create_edge): Reuse edges from the free list. Do not
5580 update uid if doing so.
5581 (cgraph_remove_*_hook): Add free call.
5583 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5585 * ira-color.c (conflict_allocno_vec): Delete.
5586 (update_cost_queue_elem): New structure.
5587 (update_cost_queue): New variable.
5588 (update_cost_queue_tail): Likewise.
5589 (update_cost_queue_elems): Likewise.
5590 (allocno_update_cost_check): Delete.
5591 (initiate_cost_update): Allocate update_cost_queue_elems
5592 instead of allocno_update_cost_check.
5593 (finish_cost_update): Update the free()s accordingly.
5594 (start_update_cost): New function.
5595 (queue_update_cost): Likewise.
5596 (get_next_update_cost): Likewise.
5597 (update_copy_costs_1): Inline into...
5598 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5599 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5600 once we've established they are equal. Don't allocate update
5601 costs if there is nothing to add to them.
5602 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5603 DIVISOR arguments. Use a queue instead of recursive calls;
5604 process all the allocnos in the initial queue, rather than
5606 (assign_hard_reg): Use queue_update_cost instead of
5607 conflict_allocno_vec. Queue coalesced allocnos instead
5608 of calling update_conflict_hard_regno_costs for each one.
5609 Just call update_conflict_hard_regno_costs once for the
5611 (ira_color): Remove conflict_allocno_vec handling.
5613 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5615 PR tree-optimization/37484
5616 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5617 (save_var_name): Same.
5618 (initialize_cloog_names): Same.
5619 (initialize_cloog_names): Same.
5621 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5623 * tree-scalar-evolution.c (set_instantiated_value): Set
5626 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5630 * ira-build.c (common_loop_tree_node_dominator): Remove.
5631 (copy_live_ranges_to_removed_store_destinations): New function.
5632 (regno_top_level_allocno_map): Move to top level from ...
5633 (ira_flattening): ... here. Use
5634 copy_live_ranges_to_removed_store_destinations.
5636 * ira-emit.c (generate_edge_moves): Fix a comment.
5638 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5641 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5642 scratch register after 'set' pattern.
5644 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5646 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5647 information passed to mark_reg_pointer.
5648 * explow.c (force_reg): Likewise.
5650 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5652 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5653 when building for the celledp architecture.
5655 2008-09-12 Richard Guenther <rguenther@suse.de>
5657 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5659 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5661 PR rtl-optimization/37424
5662 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5663 the regnos instead of the addresses.
5665 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5667 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5669 2008-09-11 Richard Guenther <rguenther@suse.de>
5671 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5672 entering the weaker equivalence recording.
5674 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5676 2008-09-11 Jeff Law <law@redhat.com>
5678 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5679 by assign_stack_local on the IRA path for stack slot sharing
5680 as well as the non-IRA path.
5682 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5684 * config/i386/i386.h: Fix whitespace issues.
5686 2008-09-11 Martin Jambor <mjambor@suse.cz>
5688 * ipa-prop.h (struct ipa_param_flags): Removed.
5689 (struct ipa_param_descriptor): New structure.
5690 (struct ipa_node_params): ipcp_lattices, param_decls and
5691 param_flags moved to ipa_param_description.
5692 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5693 descriptors. Renamed all users.
5694 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5695 changed to access descriptors. Renamed all users.
5696 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5697 to access descriptors. Renamed all users.
5698 * ipa-cp.c (ipcp_init_cloned_node): Call
5699 ipa_initialize_node_params instead of ipa_count_formal_params and
5700 ipa_create_param_decls_array.
5701 (ipcp_analyze_node): Likewise.
5702 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5703 descriptors. Renamed all users.
5704 (ipcp_initialize_node_lattices): Remove allocation.
5705 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5706 ipa_initialize_node_params instead of ipa_count_formal_params and
5707 ipa_create_param_decls_array.
5708 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5709 ipa_populate_param_decls, made static, added parameter info,
5710 renamed mt to node, removed allocation, changed to use
5712 (ipa_count_formal_params): Made static, added parameter info,
5714 (ipa_initialize_node_params): New function.
5715 (ipa_check_stmt_modifications): Changed to use descriptors.
5716 (ipa_detect_param_modifications): Removed allocation, changed to
5718 (ipa_note_param_call): Changed to use descriptors.
5719 (ipa_analyze_params_uses): Removed allocation.
5720 (ipa_free_node_params_substructures): Changed to use descriptors.
5721 (ipa_edge_duplication_hook): Use the unused attribute.
5722 (ipa_node_duplication_hook): Use the unused attribute, changed to
5723 use descriptors, changed to duplicate descriptors.
5725 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5726 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5727 indirect inlining. Made static.
5728 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5729 functions called only once.
5730 (cgraph_decide_recursive_inlining): Don't call
5731 ipa_propagate_indirect_call_infos, pass new_edges to
5732 cgraph_mark_inline_edge instead.
5733 (cgraph_decide_inlining_of_small_functions): Don't call
5734 ipa_propagate_indirect_call_infos, pass new_edges to
5735 cgraph_mark_inline_edge instead.
5736 (cgraph_decide_inlining): Don't call
5737 ipa_propagate_indirect_call_infos.
5738 * ipa-prop.c: Check that vectors are allocated.
5740 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5741 iff a new cgraph edges have been created.
5742 (cgraph_decide_inlining): New variable redo_always_inline.
5743 Flattening and always_inlining loop until callgraph stabilizes.
5744 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5745 true iff new cgraph edges have been created.
5746 (propagate_info_to_inlined_callees): Likewise.
5747 (ipa_propagate_indirect_call_infos): Likewise.
5749 2008-09-11 Richard Guenther <rguenther@suse.de>
5751 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5752 (set_prologue_iterations): Likewise.
5753 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5755 (vect_update_init_of_dr): Likewise.
5756 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5758 * fold-const.c (fold_unary): Do not generate calculations
5761 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5763 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5764 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5765 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5767 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5769 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5770 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5771 before finalizing the changes.
5772 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5774 (simplify_truth_ops_using_ranges): New.
5775 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5776 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5777 whether a simplification was made.
5778 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5779 use a switch statement and also call simplify_truth_ops_using_ranges.
5781 2008-09-11 Jan Hubicka <jh@suse.cz>
5783 * ggc-common.c (loc_array): Make static.
5784 * dce.c (rest_of_handle_ud_dce): Free worklist.
5786 2008-09-11 Jan Hubicka <jh@suse.cz>
5788 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5789 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5790 function so we are sure we do not dangle it forever.
5791 * function.c (outer_function_chain, find_function_data): Remove.
5792 (function_context_stack): New.
5793 (push_function_context, pop_function_context): Update.
5794 * function.h (struct function): Remove pointer outer.
5795 (outer_function_chain, find_function_data): Remove.
5796 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5798 2008-09-11 Jan Hubicka <jh@suse.cz>
5801 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5803 2008-09-11 Jan Hubicka <jh@suse.cz>
5805 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5807 2008-09-11 Jan Hubicka <jh@suse.cz>
5809 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5810 (free_var_map_entry): New function.
5811 (redirect_edge_var_map_destroy): Use it.
5813 2008-09-11 Jan Hubicka <jh@suse.cz>
5816 * tree-inline.c (add_lexical_block): Replace with ...
5817 (prepend_lexical_block): ... prepend at begginig.
5818 (remap_blocks): Use it and reverse later.
5819 (expand_call_inline): Use prepend_lexical_block.
5821 2008-09-11 Jan Hubicka <jh@suse.cz>
5823 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5825 2008-09-11 Jan Hubicka <jh@suse.cz>
5827 * function.c (free_after_compilation): Call insn_locators_free.
5828 * cfglayout.c (insn_locators_free): New function.
5829 * rtl.h (insn_locators_free): Declare.
5831 2008-09-11 Jan Hubicka <jh@suse.cz>
5833 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5835 (cond_move_process_if_block): Update call.
5837 2008-09-11 Jan Hubicka <jh@suse.cz>
5839 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5840 * vec.c: Include hashtab.h
5841 (vec_descriptor, ptr_hash_entry): New structures.
5842 (vec_desc_hash, vec_ptr_map): New static variables.
5843 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5844 register_overhead, free_overhead, vec_heap_free): New functions.
5845 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5846 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5847 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5850 2008-09-11 Ira Rosen <irar@il.ibm.com>
5852 PR tree-optimization/37474
5853 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5854 length of load permutation.
5856 2008-09-11 Andreas Schwab <schwab@suse.de>
5858 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5860 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5863 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5864 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5865 simplify_gen_subreg.
5867 2008-09-11 Ira Rosen <irar@il.ibm.com>
5869 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5872 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5875 * gimplify.c (gimplify_body): Call default_rtl_profile.
5878 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5879 instead of tok->val.node if not expanding to something else. Handle
5880 intervening CPP_PADDING tokens.
5881 (altivec_categorize_keyword): Remove unneeded comparisons.
5883 2008-09-10 Richard Guenther <rguenther@suse.de>
5885 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5887 2008-09-10 Richard Guenther <rguenther@suse.de>
5890 * tree-inline.c (insert_init_stmt): Make sure to not
5891 insert invalid gimple stores.
5893 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5895 PR tree-optimization/37388
5896 * toplev.c (process_options): Fail and warn when graphite
5897 flags are used, but the compiler has not been configured
5898 with graphite libraries.
5899 * graphite.c (graphite_transform_loops): Remove printfs
5900 to dump_file for the case when graphite is not available.
5902 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5905 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5906 the even element into register.
5907 (ix86_expand_vector_init_general): Don't use
5908 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5909 if we can't move from GPR to SSE register directly.
5911 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5913 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5914 not lose track of the number of NOPs needed. Number of NOPs needed
5915 for sync vs. loads workaround was switched; corrected. Run second
5916 pass for all workarounds. No NOPs needed after call insns. Change
5917 second pass to use find_next_insn_start and find_load helpers in order
5918 to properly detect parallel insns.
5919 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5921 2008-09-10 Jan Hubicka <jh@suse.cz>
5923 * value-prof.c (gimple_ic): Fix tuplification bug.
5924 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5927 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5929 PR tree-optimization/37353
5930 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5931 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5932 calls instead of cond_dead_built_in_calls.
5933 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5934 initalize the vector only before adding first entry. Use VEC_safe_push
5935 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5936 shrink_wrap_conditional_dead_built_in_calls call.
5938 2008-09-10 Ira Rosen <irar@il.ibm.com>
5940 PR tree-optimization/37385
5941 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5942 argument, and use it as a vector type if not NULL.
5943 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5945 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5946 additional argument.
5947 (vectorizable_load): Likewise.
5949 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5951 * config/i386/i386.md (SWI32): New mode iterator.
5952 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5955 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5957 PR rtl-optimization/37435
5958 * caller-save.c (insert_restore, insert_save): Check the mode by
5961 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5964 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5966 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5969 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5971 * doc/invoke.texi (ARM Options): Correct errors in discussion
5972 of -mfloat-abi, -mhard-float, and -msoft-float.
5974 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5975 Jan Hubicka <jh@suse.cz>
5978 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5979 calling gimple_regimplify_operands on it. Iterate over all newly
5980 added statements, not just the last one.
5981 (insert_init_stmt): Insert stmt into seq first, then call
5982 gimple_regimplify_operands on it. Don't create new gimplification
5983 context, nor find referenced vars.
5985 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5988 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5989 to pointer to vector pointer.
5990 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5991 propagate_info_to_inlined_callees): Likewise.
5992 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5993 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5994 ipa_check_create_edge_args.
5995 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5996 argument to pointer to vector pointer.
5997 (cgraph_decide_inlining_of_small_function): Adjust
5998 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
6002 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
6003 optimizing for size, not speed.
6005 PR rtl-optimization/37408
6006 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6007 if parm is promoted.
6009 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6011 PR tree-optimization/37375
6012 * tree-scalar-evolution.c (scev_info_str): Add field
6014 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6015 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6016 set_instantiated_value): Pass instantiated_below.
6017 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6019 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6020 the definitions are not instantiated.
6022 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6023 (block_before_loop): New.
6024 * tree-data-ref.c (dr_analyze_indices): Update uses of
6026 * graphite.c (block_before_scop): New.
6027 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6028 basic block, not a loop for determining the parameters.
6029 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6031 (idx_record_params, find_params_in_bb, find_scop_parameters,
6032 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6033 to instantiate_scev.
6035 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6037 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6041 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6043 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6044 Check zero freq and increase if necessary.
6046 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6048 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6049 regno is in the right range. Add comments.
6051 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6053 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6055 * mips-tfile.c (copy_object): Cast alloca result to int *.
6056 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6058 Rename class to sclass.
6059 (read_tfile): Cast read_seek return values to proper types.
6060 Cast xcalloc return value to proper type.
6062 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6064 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6065 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6066 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6068 2008-09-09 Jan Hubicka <jh@suse.cz>
6070 * profile.c (is_edge_inconsistent): Add debug output; ignore
6071 negative count on fake edges.
6072 (is_inconsistent): Add debug output.
6074 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6076 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6078 (choose_ready): When first insn is chosen from the ready list, also
6081 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6083 PR rtl-optimization/37360
6084 * haifa-sched.c (max_issue): Do not assert that we never issue more
6085 insns than issue_rate. Add comment.
6087 2008-09-09 Richard Guenther <rguenther@suse.de>
6089 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6090 (verify_types_in_gimple_call): Rename to ...
6091 (verify_gimple_call): ... this. Enhance.
6092 (verify_types_in_gimple_cond): Remove.
6093 (verify_gimple_comparison): New function ...
6094 (verify_types_in_gimple_assign): ... split out from here.
6095 (verify_types_in_gimple_return): Rename to ...
6096 (verify_gimple_return): ... this. Enhance.
6097 (verify_types_in_gimple_switch): Rename to ...
6098 (verify_gimple_switch): ... this. Enhance.
6099 (verify_gimple_goto): New function.
6100 (verify_types_in_gimple_phi): Rename to ...
6101 (verify_gimple_phi): ... this. Enhance.
6102 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6103 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6104 (verify_types_in_gimple_seq_2): Remove cases handled in
6105 verify_types_in_gimple_stmt.
6107 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6109 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6110 (push_multiple_operation, pop_multiple_operation): Set it.
6111 (workaround_rts_anomaly): New function.
6112 (workaround_speculation): New function, broken out of bfin_reorg.
6113 (bfin_reorg): Call the new functions.
6115 2008-09-09 Richard Guenther <rguenther@suse.de>
6119 * gimplify.c (gimplify_conversion): Change conversions of
6120 non-register type to VIEW_CONVERT_EXPRs.
6121 (gimplify_addr_expr): If we need to make the operand
6122 addressable make sure to use a properly initialized
6123 temporary for that so it gets a valid gimple store.
6125 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6127 * function.h (struct function): Add function_start_locus.
6128 * cfgexpand.c (gimple_expand_cfg): Use it.
6129 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6131 2008-09-09 Richard Guenther <rguenther@suse.de>
6133 PR tree-optimization/37433
6134 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6137 2008-09-09 Richard Guenther <rguenther@suse.de>
6139 PR tree-optimization/37387
6140 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6141 and bits to a common type.
6143 2008-09-09 Nick Clifton <nickc@redhat.com>
6145 * config/v850/v850.md (return): Restore frame size restriction.
6147 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6149 * c-common.c (c_expand_decl): Remove.
6150 * c-common.h (anon_aggr_type_p): Remove prototype.
6151 (DECL_ANON_UNION_ELEMS): Remove.
6152 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6153 * c-decl.c (anon_aggr_type_p): Remove.
6154 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6155 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6156 * langhooks.h (struct lang_hooks): Remove expand_decl.
6157 * langhooks.c (lhd_expand_decl): Remove.
6158 * stmt.c (expand_anon_union_decl): Remove.
6159 * tree.h (expand_anon_union_decl): Remove prototype.
6161 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6164 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6166 * config/avr/avr.md (QISI) : Define mode iterator.
6167 (negated_tst<mode>) : Redefine as split using mode macro.
6168 (reversed_tstqi): Define insn as reversed compare with zero.
6169 (reversed_tsthi): Ditto.
6170 (reversed_tstsi): Ditto.
6172 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6175 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6176 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6179 * predict.c (optimize_function_for_size_p): Don't segfault if
6181 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6182 tree_swap_operands_p): Don't test cfun != NULL before calling
6183 optimize_function_for_s*_p.
6185 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6187 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6190 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6192 * crx/crx.h (IRA_COVER_CLASSES): Define.
6194 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6197 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6198 even when a stmt has been gimple_modified_p, but after fold_stmt is
6199 not any longer. Remove unneeded may_have_exposed_new_symbols
6202 2008-09-08 Richard Guenther <rguenther@suse.de>
6204 PR tree-optimization/37421
6205 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6208 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6211 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6213 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6216 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6217 * pa-hpux10.h (LINK_SPEC): Likewise.
6218 * pa-hpux11.h (LINK_SPEC): Likewise.
6220 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6222 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6223 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6225 2008-09-07 Helge Deller <deller@gmx.de>
6227 * pa/linux-atomic.c: New file.
6228 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6229 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6231 2008-09-07 Richard Guenther <rguenther@suse.de>
6232 Ira Rosen <irar@il.ibm.com>
6234 PR tree-optimization/36630
6235 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6236 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6238 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6239 Ira Rosen <irar@il.ibm.com>
6241 PR tree-optimization/35642
6242 * config/rs6000/altivec.md (mulv8hi3): Implement.
6244 2008-09-06 Jeff Law <law@redhat.com>
6246 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6248 2008-09-06 Jan Hubicka <jh@suse.cz>
6250 PR tree-optimization/14703
6251 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6253 * passes.c (init_optimization_passes): Recompute inline parameters.
6255 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6257 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6260 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6261 Peter Fuerst <post@pfrst.de>
6263 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6264 * doc/extend.texi: Document __builtin_mips_cache.
6265 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6266 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6267 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6268 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6269 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6270 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6271 (set_push_mips_isas): New variable.
6272 (mips_r10k_cache_barrier): New variable.
6273 (cache): New availability predicate.
6274 (mips_builtins): Add an entry for __builtin_mips_cache.
6275 (mips_build_cvpointer_type): New function.
6276 (MIPS_ATYPE_CVPOINTER): New macro.
6277 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6279 (r10k_simplified_address_p, r10k_simplify_address)
6280 (r10k_uncached_address_p, r10k_safe_address_p)
6281 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6282 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6283 (r10k_insert_cache_barriers): New functions.
6284 (mips_reorg_process_insns): Delete cache barriers after a
6285 branch-likely instruction.
6286 (mips_reorg): Call r10k_insert_cache_barriers.
6287 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6288 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6289 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6290 (mips_cache, r10k_cache_barrier): New define_insns.
6292 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6294 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6295 * ira-color.c (setup_allocno_left_conflicts_num): Use
6296 hard_reg_set_equal_p instead of a comparison with
6297 ira_zero_hard_reg_set.
6298 * ira.c (setup_reg_subclasses): Likewise.
6299 (setup_cover_and_important_classes): Likewise.
6300 (setup_class_translate): Likewise.
6301 (setup_reg_class_intersect_union): Likewise.
6302 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6303 (ira_init_once): Don't initialize them.
6305 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6307 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6309 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6311 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6313 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6315 Improved branch hints, safe hints, and scheduling.
6317 * haifa-sched.c (sched_emit_insn) : Define.
6318 * sched-int.h (sched_emit_insn) : Add prototype.
6319 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6320 -mhint-max-distance -msafe-hints) : Document.
6321 * config/spu/spu.c (spu_flag_var_tracking): New.
6322 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6323 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6324 TARGET_ASM_FILE_START): Define.
6325 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6326 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6327 (spu_emit_branch_hint): Add blocks argument.
6328 (insert_branch_hints, insert_nops): Remove.
6329 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6330 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6331 spu_sched_reorder, asm_file_start): New functions.
6332 (clock_var, spu_sched_length, pipe0_clock,
6333 pipe1_clock, prev_clock_var, prev_priority,
6334 spu_ls_first, prev_ls_clock): New static variables.
6335 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6336 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6337 (nopn_nv): Add a non-volatile version of nop.
6338 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6339 -mhint-max-distance, -msafe-hints): New options.
6341 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6342 Samuel Tardieu <sam@rfc1149.net>
6344 * opts.c (decode_options): Combine nested if statements.
6347 * opts.c (decode_options): Handle more relationships among
6348 unit-at-a-time, toplevel-reorder, and section-anchors.
6350 2008-09-05 David Daney <ddaney@avtrex.com>
6352 * doc/install.texi (--enable-reduced-reflection): Document new option.
6354 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6356 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6358 (constantpool_operand): New.
6359 (move_operand): Disallow sub-word modes for the constant pool.
6360 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6361 (xtensa_secondary_reload_class): Replace with....
6362 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6363 Set icode for sub-word reloads from the constant pool.
6364 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6365 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6366 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6367 * config/xtensa/xtensa-protos.h: Update prototypes.
6369 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6371 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6372 (REG_CLASS_NAMES): Update.
6373 (REG_CLASS_CONTENTS): Update.
6374 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6375 of ALL_REGS for regs 77 and 78.
6376 * function.c (instantiate_virtual_regs_in_insn): Assert that
6377 return value of simplify_gen_subreg is not NULL.
6379 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6381 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6382 (gen_rtvec_v): Fix coding standards.
6384 2008-09-04 Jan Hubicka <jh@suse.cz>
6386 * i386.c (decide_alg): Be more conservative about optimizing for size.
6388 2008-09-04 Ian Lance Taylor <iant@google.com>
6390 * varasm.c (narrowing_initializer_constant_valid_p): New
6392 (initializer_constant_valid_p): Call it.
6394 2008-09-04 Jeff Law <law@redhat.com>
6396 * fold-const.c (native_encode_real): Fix computation of WORDS.
6397 (native_interpret_real): Likewise.
6399 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6401 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6403 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6405 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6406 that the cost is already taken into account in ira-costs.c
6408 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6410 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6411 ira_debug_copies): New.
6412 (ira_bulid): Call print_copies.
6414 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6416 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6419 * config/rs6000/rs6000.c (optimization_options): Remove check of
6420 flag_toplevel_order.
6422 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6424 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6425 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6426 second operand is a reg_imm10_operand.
6427 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6428 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6429 (*seq_<GPR:mode><GPR2:mode>): Rename to
6430 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6432 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6433 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6435 (*sne_<GPR:mode><GPR2:mode>): Rename to
6436 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6439 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6441 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6442 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6443 combining an arithmetic right shift by more than 31 and a
6444 trunction. Don't match for out-of-range shift amounts. Set
6445 attribute mode to <MODE>.
6446 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6447 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6448 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6449 shifts by less than 32.
6450 (extv): Change predicate on first operand to accept registers.
6451 Change predicate of the other operands from immediate_operand to
6452 const_int_operand. Expand exts when source is a register.
6453 (extzv): Change predicate of the constant operands from
6454 immediate_operand to const_int_operand.
6455 (extzv<mode>): Change predicate of the constant operands from
6456 immediate_operand to const_int_operand and no constraint. Also
6458 (*extzv_trunc<mode>_exts): New pattern.
6460 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6462 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6463 * config/mips/mips-protos.h (mask_low_and_shift_p,
6464 mask_low_and_shift_len): Declare.
6465 * config/mips/mips.c (mask_low_and_shift_p,
6466 mask_low_and_shift_len): New functions.
6467 (mips_print_operand): Handle new operand prefix "m".
6468 * config/mips/mips.md (*cins<mode>): New pattern.
6470 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6472 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6473 optimizing for size.
6475 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6477 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6478 regardless of epilogue_completed.
6480 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6483 * ira-lives.c (process_bb_node_lives): Check setjmp.
6485 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6488 * ira-build.c (form_loop_tree): Reverse BB walk.
6489 (create_bb_allocnos): Likewise.
6490 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6491 (mark_reg_store): Rename to...
6492 (mark_ref_live): ...this and take a df_ref argument instead of
6493 note_stores arguments. Assert that we have a register.
6494 (mark_reg_clobber): Delete.
6495 (def_conflicts_with_inputs_p): New function.
6496 (mark_reg_conflicts): Delete.
6497 (mark_reg_death): Rename to...
6498 (mark_ref_dead): ...this and take a df_ref argument instead of
6499 a register. Assert that we have a register.
6500 (process_bb_node_lives): Hoist frequency calculation out of
6501 instruction walk. Convert from a forwards scan to a backwards scan.
6502 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6503 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6504 (create_allocno_live_ranges): Don't create regs_set.
6506 2008-09-04 Ian Lance Taylor <iant@google.com>
6508 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6509 or REG_LABEL_TARGET.
6510 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6511 comparing MODE with MEM.
6512 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6513 comparing with GF_PREDICT_TAKEN.
6514 (gimple_get_lhs): Change code to enum gimple_code.
6515 (gimple_set_lhs): Likewise.
6516 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6517 * omp-low.c (find_omp_clause): Change kind parameter to enum
6519 * tree-flow.h (find_omp_clause): Update declaration.
6520 * regrename.c (clear_dead_regs): Change kind parameter to enum
6522 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6524 * see.c (see_get_extension_data): Change return type to enum
6525 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6526 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6527 (see_gen_normalized_extension): Change extension_code parameter to
6529 (see_seek_pre_extension_expr): Change extension_code to enum
6531 (see_merge_one_def_extension): Likewise.
6532 (see_handle_relevant_defs): Likewise.
6533 (see_handle_relevant_uses): Likewise.
6534 (see_analyze_one_def): Likewise.
6535 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6536 GIMPLE_ASM rather than ASM_EXPR.
6537 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6538 GIMPLE_RETURN rather than RETURN_EXPR.
6539 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6540 (evaluate_stmt): Likewise.
6541 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6542 to enum vect_relevant.
6543 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6544 compare gimple codes with tree codes.
6546 2008-09-04 Paul Brook <paul@codesourcery.com>
6548 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6550 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6552 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6553 pointer check lost in the recent no-unit-at-a-time patch.
6555 2008-09-04 Jan Hubicka <jh@suse.cz>
6558 * tree-switch-conversion.c (check_final_bb): Accept only IP
6561 2008-09-04 Jan Hubicka <jh@suse.cz>
6563 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6565 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6566 using_ranges argument.
6567 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6568 (vrp_visit_cond_stmt): Update call of
6569 vrp_evaluate_conditional_warnv_with_ops
6571 2008-09-04 Jan Hubicka <jh@suse.cz>
6573 PR tree-optimization/37345
6574 PR tree-optimization/37358
6575 PR tree-optimization/37357
6576 * tree.c (build_function_type_skip_args): Build distinct type copy;
6578 (build_function_decl_skip_args): Set type of new decl not orig decl;
6579 clear DECL_VINDEX for methods turned into functions.
6581 2008-09-04 Nick Clifton <nickc@redhat.com>
6583 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6584 * configure: Regenerate.
6585 * config.in: Regenerate.
6586 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6587 alignment field, if it is supported.
6589 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6591 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6594 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6596 * config/rs6000/rs6000.c (processor_target_table): Do not
6597 enable VMX for POWER6.
6599 2008-09-03 Anton Blanchard <anton@samba.org>
6601 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6602 emit memory barrier before operation.
6604 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6607 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6608 default_elf_asm_output_external.
6610 2008-09-03 Jeff Law <law@redhat.com>
6612 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6614 2008-09-03 Richard Henderson <rth@redhat.com>
6616 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6617 memory barrier to below the test-and-set.
6618 (alpha_split_lock_test_and_set_12): Likewise.
6620 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6624 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6627 * ira-color.c (print_loop_title): Use all_allocnos.
6628 (color_pass): Ditto. Don't add border_allocnos. Check that
6629 subloop allocno in the correspdoning bitmap all_allocnos.
6631 * ira-emit.c (change_loop): Use all_allocnos.
6633 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6634 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6635 (create_cap_allocno): Remove setting mentioned_allocnos.
6636 (create_insn_allocnos): Ditto.
6637 (remove_unnecessary_allocnos): Use all_allocnos.
6638 (check_allocno_creation): Check that allocnos are in the
6639 corresponding bitmap all_allocnos.
6641 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6645 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6646 (process_regs_for_copy): Process subregs. Refine check when cost
6647 is taken into account in ira-costs.c.
6648 (process_reg_shuffles): Use REG_SUBREG_P.
6649 (add_insn_allocno_copies): Ditto. Ignore modes.
6651 * ira-color.c (conflict_allocno_vec): New.
6652 (COST_HOP_DIVISOR): New macro.
6653 (update_copy_costs_1): Use it.
6654 (update_conflict_hard_regno_costs): New function.
6655 (assign_hard_reg): Use it.
6656 (ira_color): Allocate and free conflict_allocno_vec.
6658 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6662 * ira-int.h (ira_sort_insn_chain): Remove.
6664 * ira.c (basic_block_order_nums, chain_insn_order,
6665 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6666 (ira): Don't call ira_sort_insn_chain.
6668 * reload1.c (reload): Don't call ira_sort_insn_chain.
6670 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6673 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6674 which become non throw.
6675 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6676 update_call_expr after updating the flags on the decl.
6678 2008-09-03 Jan Hubicka <jh@suse.cz>
6680 PR tree-optimization/37315
6681 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6682 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6683 (cgraph_analyze_functions): Use node->analyzed
6684 (cgraph_mark_functions_to_output): Likewise.
6685 (cgraph_expand_function): All functions can be released after
6687 (cgraph_optimize): Use gimple_has_body_p.
6688 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6689 (cgraph_decide_inlining_incrementally): Likewise.
6690 (inline_transform): Inline transform.
6691 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6693 (inlinable_function_p): Drop gimple_body check.
6694 (expand_call_inline): Use gimple_has_body_p.
6695 * gimple.c (gimple_has_body_p): New.
6696 * gimple.h (gimple_has_body_p): Add prototype.
6697 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6698 (dump_function_to_file): Use gimple_has_body_p check.
6700 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6703 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6705 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6707 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6709 From Michael Frysinger <michael.frysinger@analog.com>
6710 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6711 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6714 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6717 * doc/extend.texi: Document picoChip builtin functions.
6718 * doc/invoke.texi: Document picoChip options.
6719 * doc/contrib.texi: Add picoChip contribution.
6720 * doc/md.texi: Document picoChip constraints.
6721 * config.gcc: Add picochip-*-*.
6722 * config/picochip/: Add new port.
6724 2008-09-03 Richard Guenther <rguenther@suse.de>
6726 PR tree-optimization/37328
6727 * tree-sra.c (sra_build_assignment): Gimplify properly.
6728 (generate_copy_inout): Take the correct stmt as definition,
6729 remove bogus assert.
6731 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6733 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6736 From Michael Frysinger <michael.frysinger@analog.com>
6737 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6739 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6741 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6742 (__gthread_setspecific): Revert 2008-08-31 change to
6743 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6745 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6747 * diagnostic.c (error_at): New.
6748 * toplev.h (error_at): New prototype.
6749 * c-typeck.c (build_array_ref): Call error_at instead of error.
6750 Pass location to pedwarn.
6752 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6754 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6756 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6758 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6759 VAR_DECL and CONST_DECL.
6761 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6762 Jakub Jelinek <jakub@redhat.com>
6764 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6765 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6766 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6767 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6768 Don't set ix86_save_varrargs_registers.
6769 (ix86_setup_incoming_varargs): Assume cum != NULL.
6770 (ix86_va_start): Check ix86_varargs_gpr_size and
6771 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6772 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6773 from frame pointer if ix86_varargs_gpr_size == 0.
6774 (ix86_compute_frame_layout): Updated.
6775 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6776 (ix86_varargs_gpr_size): Define.
6777 (ix86_varargs_fpr_size): Likewise.
6778 (machine_function): Remove save_varrargs_registers.
6779 Add varargs_gpr_size and varargs_fpr_size.
6781 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6783 * config/alpha/alpha.c (va_list_skip_additions,
6784 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6785 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6788 PR tree-optimization/36766
6789 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6790 for already removed basic blocks.
6793 * real.c (real_maxval): Clear a lower bit to make real_maxval
6794 match get_max_float for IBM long double format.
6796 2008-09-02 Andreas Schwab <schwab@suse.de>
6798 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6799 * configure: Regenerate.
6801 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6803 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6804 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6805 checking for a non-VOID CONSTANT_P.
6807 2008-09-02 Jan Hubicka <jh@suse.cz>
6809 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6810 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6813 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6815 * expr.c (emit_group_store): Don't assert stack temp mode size.
6817 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6818 Tobias Grosser <grosser@fim.uni-passau.de>
6819 Jan Sjodin <jan.sjodin@amd.com>
6820 Harsha Jagasia <harsha.jagasia@amd.com>
6821 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6822 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6823 Adrien Eliche <aeliche@isty.uvsq.fr>
6825 Merge from graphite branch.
6828 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6829 * doc/invoke.texi (-floop-block, -floop-interchange,
6830 -floop-strip-mine): Document new flags.
6831 * tree-into-ssa.c (gimple_vec): Moved...
6832 * tree-loop-distribution.c (rdg_component): Moved...
6833 * cfgloopmanip.c: Include tree-flow.h.
6834 (update_dominators_in_loop): New.
6835 (create_empty_if_region_on_edge): New.
6836 (create_empty_loop_on_edge): New.
6837 (loopify): Use update_dominators_in_loop.
6838 * tree-pass.h (pass_graphite_transforms): Declared.
6839 * configure: Regenerate.
6840 * tree-phinodes.c (make_phi_node): Export.
6841 (add_phi_node_to_bb): New, split from create_phi_node.
6842 * tree-chrec.c (for_each_scev_op): New.
6843 * tree-chrec.h (for_each_scev_op): Declared.
6844 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6845 (remove_statement): Call get_phi_with_result.
6846 * config.in (HAVE_cloog): Undef.
6847 * gdbinit.in (pgg): New.
6848 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6849 * tree-ssa-loop.c (graphite_transforms): New.
6850 (gate_graphite_transforms): New.
6851 (pass_graphite_transforms): New.
6852 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6853 HAVE_cloog): Defined.
6854 * tree-vectorizer.c (rename_variables_in_bb): Export.
6855 * tree-data-ref.c (dr_may_alias_p): Export.
6856 (stmt_simple_memref_p): New.
6857 (find_data_references_in_stmt): Export.
6858 (find_data_references_in_loop): Export.
6859 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6860 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6861 (create_rdg_vertices): Export.
6862 (build_empty_rdg): New.
6863 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6864 * tree-data-ref.h (rdg_component): ... here.
6866 (struct data_reference): Add a field scop.
6868 (find_data_references_in_loop): Declared.
6869 (find_data_references_in_stmt): Declared.
6870 (create_rdg_vertices): Declared.
6871 (dr_may_alias_p): Declared.
6872 (stmt_simple_memref_p): Declared.
6873 (struct rdg_edge): Add a field ddr_p relation.
6874 (build_empty_rdg): Declared.
6875 * lambda.h (lambda_matrix): Declare a VEC of.
6876 (find_induction_var_from_exit_cond): Declared.
6877 (lambda_vector_compare): New.
6878 * common.opt (fgraphite, floop-strip-mine,
6879 floop-interchange, floop-block): New flags.
6880 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6881 * cfgloop.c (is_loop_exit): New.
6882 * cfgloop.h (is_loop_exit): Declared.
6883 (create_empty_if_region_on_edge): Declared.
6884 (create_empty_loop_on_edge): Declared.
6885 * tree-flow.h (add_phi_node_to_bb): Declared.
6886 (make_phi_node): Declared.
6887 (rename_variables_in_bb): Declared.
6888 (perfect_loop_nest_depth): Declared.
6889 (graphite_transform_loops): Declared.
6890 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6891 (graphite.o-warn): Add -Wno-error.
6892 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6893 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6894 (INCLUDES): Add PPLINC, CLOOGINC.
6895 (OBJS-common): Add graphite.o.
6896 (graphite.o): Add rule.
6897 * gimple.h (gimple_vec): ... here.
6898 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6899 * passes.c (init_optimization_passes): Schedule
6900 pass_graphite_transforms.
6902 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6905 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6906 and -fno-toplevel-reorder after handle_options.
6908 2008-09-02 Paul Brook <paul@codesourcery.com>
6910 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6911 (arm_override_options): Set arm_tune_cortex_a9.
6912 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6913 (arm_issue_rate): Handle cortexa9.
6914 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6915 * config/arm/arm-cores.def: Add cortex-a9.
6916 * config/arm/arm-tune.md: Regenerate.
6917 * config/arm/arm.md: Include cortex-a9.md.
6918 (generic_sched, generic_vfp): Add cortexa9.
6919 * config/arm/cortex-a9.md: New file.
6921 2008-09-02 Richard Guenther <rguenther@suse.de>
6923 PR tree-optimization/37327
6924 * tree-vrp.c (register_new_assert_for): Make sure to not have
6925 TREE_OVERFLOW set on the bound.
6927 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6929 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6931 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6932 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6935 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6937 * gcc/config/spu/spu.md (divdf3): Removed.
6939 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6941 PR tree-optimization/37095
6942 * cgraph.c (cgraph_node): When creating new cgraph node after
6943 assembler_name_hash has been populated, record it in the hash
6946 2008-09-01 Paul Brook <paul@codesourcery.com>
6948 * doc/invoke.texi: Document -mword-relocations.
6949 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6950 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6951 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6952 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6953 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6954 (arm_emit_movpair): New function.
6955 (arm_print_operand <c>): Handle sybolic addresses.
6956 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6957 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6958 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6959 * config/arm/arm.opt: Add -mword-relocations.
6960 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6961 (arm_movt, arm_movw): New.
6963 2008-09-01 Paul Brook <paul@codesourcery.com>
6965 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6966 Allow Interworking on ARMv4 EABI based targets.
6967 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6968 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6970 2008-09-01 Paul Brook <paul@codesourcery.com>
6972 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6973 optimized LT0 test. Remove optimization for GT.
6975 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6977 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6978 openmp applications.
6979 * pa-hpux11.h (LIB_SPEC): Likewise.
6981 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6984 2008-09-01 Jan Hubicka <jh@suse.cz>
6986 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6987 present, use only counts; when guessed use only frequencies.
6988 (estimate_bb_frequencies): Use function_frequency.
6989 * profile.c (compute_branch_probabilities): Exit early when
6990 profile reading failed. Set profile_status.
6991 (branch_prob): Do not set profile_status.
6993 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6995 * tree.c (protected_set_expr_location): New.
6996 * tree.h (protected_set_expr_location): New prototype.
6997 * c-tree.h (build_array_ref): Add argument.
6998 (parser_build_unary_op): Same.
6999 * c-typeck.c (build_indirect_ref): Handle new location argument.
7000 (build_array_ref): Same.
7001 (parser_build_unary_op): Same.
7002 * gimplify.c (gimplify_asm_expr): Set input_location before calling
7004 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7006 * c-common.c (finish_label_address_expr): Handle new location argument.
7007 * c-common.h (build_indirect_ref): Add argument.
7008 (finish_label_address_expr): Same.
7009 * c-parser.c (c_parser_unary_expression): Pass location to build
7011 (c_parser_postfix_expression): Same.
7013 2008-09-01 Paul Brook <paul@codesourcery.com>
7015 * config/arm/arm.md: Include cortex-r4f.md.
7016 (attr fpu): Update type list.
7017 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7018 fconstd, fcmps and fcmpd.
7019 (attr tune_cortexr4): Define.
7020 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7021 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7022 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7023 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7024 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7025 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7026 cortex_a8_vfp_farith: Ditto.
7027 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7028 * config/arm/cortex-r4.md: Use tune_cortexr4.
7029 * config/arm/cortex-r4f.md: New file.
7031 2008-09-01 Richard Guenther <rguenther@suse.de>
7033 PR tree-optimization/37305
7034 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7035 the result of constant conversions.
7036 (fold_gimple_assign): Likewise.
7038 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7040 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7041 #ifdef ENABLE_CHECKING.
7043 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7045 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7046 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7047 when !INSN_SCHEDULING.
7049 2008-09-01 Andreas Schwab <schwab@suse.de>
7051 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7053 2008-09-01 Paul Brook <paul@codesourcery.com>
7055 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7057 2008-09-01 Jan Hubicka <jh@suse.cz>
7059 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7061 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7063 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7064 * gimplify.c (gimplify_init_constructor): Add speed operand.
7065 * tree-sra.c (decide_block_copy): Likewise.
7066 * tree-inline.c (estimate_move_cost): Likewise.
7067 * config/alpha/alpha.h (MOVE_RATIO): Update.
7068 * config/frv/frv.c (MOVE_RATIO): Update.
7069 * config/spu/spu.h (MOVE_RATIO): Update.
7070 * config/sparc/sparc.h (MOVE_RATIO): Update.
7071 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7072 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7073 * config/cris/cris.h (MOVE_RATIO): Update.
7074 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7075 * config/arm/arm.h (MOVE_RATIO): Update.
7076 * config/pa/pa.md: Update uses of MOVE_RATIO
7077 * config/pa/pa.h (MOVE_RATIO): Update.
7078 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7079 CLEAR_RATIO, SET_RATIO): Update.
7080 * config/h8300/h8300.h (MOVE_RATIO): Update.
7081 * config/v850/v850.h (MOVE_RATIO): Update.
7082 * config/bfin/bfin.h (MOVE_RATIO): Update.
7084 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7085 Dmitry Melnik <dm@ispras.ru>
7086 Dmitry Zhurikhin <zhur@ispras.ru>
7087 Alexander Monakov <amonakov@ispras.ru>
7088 Maxim Kuvyrkov <maxim@codesourcery.com>
7090 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7091 sel-sched-dump.c, sel-sched-ir.c: New files.
7092 * Makefile.in (OBJS-common): Add selective scheduling object files.
7093 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7094 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7095 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7096 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7097 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7098 (make_forwarder_block): Update loop latch if we have redirected
7099 the loop latch edge.
7100 * cfgloop.c (get_loop_body_in_custom_order): New function.
7101 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7102 (CP_FALLTHRU_PREHEADERS): Likewise.
7103 (get_loop_body_in_custom_order): Declare.
7104 * cfgloopmanip.c (has_preds_from_loop): New.
7105 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7106 Assert that the preheader edge will be fall thru when it is set.
7107 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7108 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7109 fsel-sched-substitution, fselective-scheduling): New flags.
7110 * cse.c (hash_rtx_cb): New.
7112 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7113 sel_sched_insn_cnt): New counters.
7114 * final.c (compute_alignments): Export. Free dominance
7115 info after loop_optimizer_finalize.
7116 * genattr.c (main): Output maximal_insn_latency prototype.
7117 * genautomata.c (output_default_latencies): New.
7118 Factor its code from ...
7119 (output_internal_insn_latency_func): ... here.
7120 (output_internal_maximal_insn_latency_func): New.
7121 (output_maximal_insn_latency_func): New.
7122 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7123 (struct hard_reg_set_iterator): New.
7124 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7125 hard_reg_set_iter_next): New functions.
7126 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7127 * lists.c (remove_free_INSN_LIST_node,
7128 remove_free_EXPR_LIST_node): New functions.
7129 * loop-init.c (loop_optimizer_init): When
7130 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7131 calling create_preheaders.
7132 (loop_optimizer_finalize): Do not verify flow info after reload.
7133 * recog.c (validate_replace_rtx_1): New parameter simplify.
7134 Default it to true. Update all uses. Factor out simplifying
7136 (simplify_while_replacing): ... this new function.
7137 (validate_replace_rtx_part,
7138 validate_replace_rtx_part_nosimplify): New.
7139 * recog.h (validate_replace_rtx_part,
7140 validate_replace_rtx_part_nosimplify): Declare.
7141 * rtl.c (rtx_equal_p_cb): New.
7142 (rtx_equal_p): Use it.
7143 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7144 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7145 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7146 * vecprim.h: Add a vector type for unsigned int.
7147 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7148 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7149 ready_try, cycle_issued_insns, spec_info): Make global.
7150 (readyp): Initialize.
7151 (dfa_lookahead): New global variable.
7152 (old_max_uid, old_last_basic_block): Remove.
7153 (h_i_d): Make it a vector.
7154 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7156 (after_recovery, adding_bb_to_current_region_p):
7157 New variables to handle correct insertion of the recovery code.
7158 (struct ready_list): Move declaration to sched-int.h.
7159 (rgn_n_insns): Removed.
7160 (rtx_vec_t): Move to sched-int.h.
7161 (find_insn_reg_weight): Remove.
7162 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7163 (haifa_init_h_i_d, haifa_finish_h_i_d):
7164 New functions to initialize / finalize haifa instruction data.
7165 (extend_h_i_d, init_h_i_d): Rewrite.
7166 (unlink_other_notes): Move logic to add_to_note_list. Handle
7167 selective scheduler.
7168 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7169 find_fallthru_edge): Make global, remove static prototypes.
7170 (max_issue): Make global. Add privileged_n and state parameters. Use
7172 (extend_global, extend_all): Removed.
7173 (init_before_recovery): Add new param. Fix the handling of the case
7174 when we insert a recovery code before the EXIT which has a predecessor
7175 with a fallthrough edge to it.
7176 (create_recovery_block): Make global. Rename to
7177 sched_create_recovery_block. Update.
7178 (change_pattern): Rename to sched_change_pattern. Make global.
7179 (speculate_insn): Rename to sched_speculate_insn. Make global.
7180 Split haifa-specific functionality into ...
7181 (haifa_change_pattern): New static function.
7182 (sched_extend_bb): New static function.
7183 (sched_init_bbs): New function.
7184 (current_sched_info): Change type to struct haifa_sched_info.
7185 (insn_cost): Adjust for selective scheduling.
7186 (dep_cost_1): New function. Move logic from ...
7187 (dep_cost): ... here.
7188 (dep_cost): Use dep_cost_1.
7189 (contributes_to_priority_p): Use sched_deps_info instead of
7191 (priority): Adjust to work with selective scheduling. Process the
7192 corner case when all dependencies don't contribute to priority.
7193 (rank_for_schedule): Use ds_weak instead of dep_weak.
7194 (advance_state): New function. Move logic from ...
7195 (advance_one_cycle): ... here.
7196 (add_to_note_list, concat_note_lists): New functions.
7197 (rm_other_notes): Make static. Adjust for selective scheduling.
7198 (remove_notes, restore_other_notes): New functions.
7199 (move_insn): Add two arguments. Update assert. Don't call
7201 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7202 Remove more_issue, max_points. Move the code to initialize
7203 max_lookahead_tries to max_issue.
7204 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7205 ready. Adjust use of move_insn. Call restore_other_notes.
7207 (sched_init, sched_finish): Move Haifa-specific initialization/
7209 (haifa_sched_init, haifa_sched_finish): ... respectively.
7211 (setup_sched_dump): New function.
7212 (haifa_init_only_bb): New static function.
7213 (haifa_speculate_insn): New static function.
7214 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7215 (extend_ready, extend_all): Remove.
7216 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7217 (create_check_block_twin, add_to_speculative_block): Use
7218 haifa_insns_init instead of extend_global. Update to use new
7219 initialization functions. Change parameter. Factor out code from
7220 create_check_block_twin to ...
7221 (sched_create_recovery_edges) ... this new function.
7222 (add_block): Remove.
7223 (sched_scan_info): New.
7224 (extend_bb): Use sched_scan_info.
7225 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7226 static functions for walking through scheduling region.
7227 (sched_luids): New vector variable to replace uid_to_luid.
7228 (luids_extend_insn): New function.
7229 (sched_max_luid): New variable.
7230 (luids_init_insn): New function.
7231 (sched_init_luids, sched_finish_luids): New functions.
7232 (insn_luid): New debug function.
7233 (sched_extend_target): New function.
7234 (haifa_init_insn): New static function.
7235 (sched_init_only_bb): New hook.
7236 (sched_split_block): New hook.
7237 (sched_split_block_1): New function.
7238 (sched_create_empty_bb): New hook.
7239 (sched_create_empty_bb_1): New function.
7240 (common_sched_info, ready): New global variables.
7241 (current_sched_info_var): Remove.
7242 (move_block_after_check): Use common_sched_info.
7243 (haifa_luid_for_non_insn): New static function.
7244 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7245 (increase_insn_priority): New.
7246 * modulo-sched.c: (issue_rate): Remove static declaration.
7247 (sms_sched_info): Change type to haifa_sched_info.
7248 (sms_sched_deps_info, sms_common_sched_info): New variables.
7249 (setup_sched_infos): New.
7250 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7251 Do not call regstat_free_calls_crossed.
7252 (sms_print_insn): Use const_rtx.
7253 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7254 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7255 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7256 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7257 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7258 current_sched_info to use it.
7259 (enum reg_pending_barrier_mode): Move to sched-int.h.
7260 (h_d_i_d): New variable. Initialize to NULL.
7261 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7263 (estimate_dep_weak): Remove static declaration.
7264 (sched_has_condition_p): New function. Adjust users of
7265 sched_get_condition to use it instead.
7266 (conditions_mutex_p): Add arguments indicating which conditions are
7268 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7269 argument to indicate whether returned condition is reversed. Do not
7270 generate new rtx when condition should be reversed; indicate it by
7271 setting new argument instead.
7272 (add_dependence_list_and_free): Add deps parameter.
7273 Update all users. Do not free dependence list when
7274 deps context is readonly.
7275 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7277 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7278 (remove_from_deps): New. Use the above functions.
7279 (cur_insn, can_start_lhs_rhs_p): New static variables.
7280 (add_or_update_back_dep_1): Initialize present_dep_type.
7281 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7282 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7283 haifa_note_dep): New functions implementing dependence hooks for
7284 the Haifa scheduler.
7285 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7286 note_dep): New functions.
7287 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7289 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7290 (free_deps): Initialize deps->reg_last.
7291 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7292 sched_analyze_insn): Update to use dependency hooks infrastructure
7293 and readonly contexts.
7294 (deps_analyze_insn): New function. Move part of logic from ...
7295 (sched_analyze): ... here. Also move some logic to ...
7296 (deps_start_bb): ... here. New function.
7297 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7299 (sched_deps_init): New function. Move code from ...
7300 (init_dependency_caches): ... here. Remove.
7301 (init_deps_data_vector): New.
7302 (sched_deps_finish): New function. Move code from ...
7303 (free_dependency_caches): ... here. Remove.
7304 (init_deps_global, finish_deps_global): Adjust for use with
7305 selective scheduling.
7306 (get_dep_weak): Move logic to ...
7307 (get_dep_weak_1): New function.
7308 (ds_merge): Move logic to ...
7309 (ds_merge_1): New static function.
7310 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7311 (ds_get_max_dep_weak): New function.
7312 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7313 (n_insns): Rename to rgn_n_insns.
7314 (debug_ebb_dependencies): New function.
7315 (init_ready_list): Use it.
7316 (begin_schedule_ready): Use sched_init_only_bb.
7317 (ebb_print_insn): Indicate when an insn starts a new cycle.
7318 (contributes_to_priority, compute_jump_reg_dependencies,
7319 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7320 (add_block1): Remove to ebb_add_block.
7321 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7322 (schedule_ebb): Initialize them. Use remove_notes instead of
7323 rm_other_notes. Use haifa_local_init/finish.
7324 (schedule_ebbs): Use haifa_sched_init/finish.
7325 * sched-int.h: Include vecprim.h, remove rtl.h.
7326 (struct ready_list): Delete declaration.
7327 (sched_verbose_param, enum sched_pass_id_t,
7328 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7329 (struct sched_scan_info_def): New structure.
7330 (sched_scan_info, sched_scan, sched_init_bbs,
7331 sched_init_luids, sched_finish_luids, sched_extend_target,
7332 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7333 (struct common_sched_info_def): New.
7334 (common_sched_info, haifa_common_sched_info,
7335 sched_emulate_haifa_p): Declare.
7337 (sched_luids): Declare.
7338 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7339 (sched_max_luid, insn_luid): Declare.
7340 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7341 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7342 print_insn, print_pattern, print_value, haifa_classify_insn,
7343 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7344 setup_sched_dump, sched_init, sched_finish,
7345 sel_insn_is_speculation_check): Export.
7346 (struct ready_list): Move from haifa-sched.c.
7347 (ready_try, ready, max_issue): Export.
7348 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7349 sched_init_only_bb, sched_split_block, sched_split_block_1,
7350 sched_create_empty_bb, sched_create_empty_bb_1,
7351 sched_create_recovery_block, sched_create_recovery_edges): Export.
7352 (enum reg_pending_barrier_mode): Export.
7353 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7355 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7356 print_insn field. Move add_block and fix_recovery_cfg to
7357 common_sched_info_def. Move compute_jump_reg_dependencies,
7359 (struct sched_deps_info_def): ... this new structure.
7360 (sched_deps_info): Declare.
7361 (struct spec_info_def): Remove weakness_cutoff, add
7362 data_weakness_cutoff and control_weakness_cutoff.
7363 (spec_info): Declare.
7364 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7366 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7367 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7368 (current_sched_info): Change type to struct haifa_sched_info.
7369 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7370 (h_d_i_d): New variable.
7371 (HDID): New accessor macro.
7372 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7373 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7375 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7376 (enum SCHED_FLAGS): Update for selective scheduler.
7377 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7378 (init_dependency_caches, free_dependency_caches): Delete declarations.
7379 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7380 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7381 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7382 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7383 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7385 (rm_other_notes): Delete declaration.
7386 (schedule_block): Remove one argument.
7387 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7388 ready_element, ready_lastpos, sched_extend_ready_list,
7389 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7390 concat_note_lists): Export.
7391 (struct region): Move from sched-rgn.h.
7392 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7393 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7394 BLOCK_TO_BB, CONTAINING_RGN): Export.
7395 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7396 (current_nr_blocks, current_blocks, target_bb): Likewise.
7397 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7398 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7399 sched_rgn_local_init, extend_regions,
7400 rgn_make_new_region_out_of_new_block, compute_priorities,
7401 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7402 extend_rgns, deps_join rgn_setup_common_sched_info,
7403 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7404 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7405 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7406 increase_insn_priority): Likewise.
7407 * sched-rgn.c: Include sel-sched.h.
7408 (ref_counts): New static variable. Use it ...
7409 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7410 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7411 (sched_is_disabled_for_current_region_p): Delete static declaration.
7412 (struct region): Move to sched-int.h.
7413 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7414 ebb_head): Define and initialize.
7415 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7416 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7417 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7419 (find_single_block_region): Add new argument to indicate that EBB
7420 regions should be constructed.
7421 (debug_live): Delete declaration.
7422 (current_nr_blocks, current_blocks, target_bb):
7423 Remove static qualifiers.
7424 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7426 (init_regions): Delete declaration.
7427 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7428 rgn_estimate_number_of_insns): New.
7429 (too_large): Use estimate_number_of_insns.
7430 (haifa_find_rgns): New. Move the code from ...
7431 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7432 (free_trg_info): New.
7433 (compute_trg_info): Allocate candidate tables here instead of ...
7434 (init_ready_list): ... here.
7435 (rgn_print_insn): Use const_rtx.
7436 (contributes_to_priority, extend_regions): Delete static declaration.
7437 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7438 (add_block1): Rename to rgn_add_block.
7439 (debug_rgn_dependencies): Delete static qualifier.
7440 (new_ready): Use sched_deps_info. Simplify.
7441 (rgn_common_sched_info, rgn_const_sched_deps_info,
7442 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7444 (region_sched_info): Rename to rgn_const_sched_info.
7445 (deps_join): New, extracted from ...
7446 (propagate_deps): ... here.
7447 (compute_block_dependences, debug_dependencies): Update for selective
7449 (free_rgn_deps, compute_priorities): New functions.
7450 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7451 sched_rgn_compute_dependencies): New functions.
7452 (schedule_region): Use them.
7453 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7454 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7456 (schedule_insns): Call new functions that were split out.
7457 (rgn_make_new_region_out_of_new_block): New.
7458 (get_rgn_sched_max_insns_priority): New.
7459 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7460 scheduling when appropriate.
7461 * sched-vis.c: Include insn-attr.h.
7462 (print_value, print_pattern): Make global.
7463 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7464 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7465 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7466 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7467 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7468 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7469 hooks. Initialize them to 0.
7470 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7471 * target.h (struct gcc_target): Add them. Rename gen_check field to
7473 * flags.h (sel_sched_switch_set): Declare.
7474 * opts.c (sel_sched_switch_set): New variable.
7475 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7476 pipelining is disabled from command line.
7477 (common_handle_option): Record whether selective scheduling is
7478 requested from command line.
7479 * doc/invoke.texi: Document new flags and parameters.
7480 * doc/tm.texi: Document new target hooks.
7481 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7483 (dfa_state_size): Do not declare locally.
7484 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7485 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7486 rs6000_alloc_sched_context, rs6000_set_sched_context,
7487 rs6000_free_sched_context): New functions.
7488 (struct _rs6000_sched_context): New.
7489 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7491 (rs6000_sched_finish): Do not run for selective scheduling.
7493 2008-08-31 Jan Hubicka <jh@suse.cz>
7495 * frv.c (frv_rtx_costs): Update forward declaration.
7496 * spu.c (spu_rtx_costs): Likewise.
7497 * pdp11.c: Include df.h
7498 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7499 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7500 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7501 * iq2000.c (iq2000_address_cost): Add speed argument.
7502 (iq2000_rtx_costs): Likewise.
7503 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7504 update call of mn10300_address_cost.
7505 * mcore.c: Include df.h
7506 (mcore_rtx_costs): Update prototype.
7507 * score3.c: Include df.h
7508 (score3_rtx_costs): Remove speed argument.
7509 * score7.c: Include df.h
7510 (score7_address_cost): Remove speed argument.
7511 * score-protos.h (score_address_cost): Update prototype.
7512 * score.c: Include df.h
7513 (score_rtx_costs): Update call of costs functions.
7514 * v850.c (v850_rtx_costs): Add bool argument.
7516 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7518 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7520 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7522 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7523 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7525 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7527 * mkmap-flat.awk: Add option pe_dll.
7528 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7529 * config/i386/t-cygwin (SHLIB_LC): Add.
7530 * config/i386/t-mingw32 (SHLIB_LC): Add.
7531 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7532 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7533 (LINK_SPEC): Support libgcc_s.
7534 (LIBGCC_SPEC): Support libgcc_s.
7535 (LIBGCC_SONAME): New.
7537 2008-08-31 Jan Hubicka <jh@suse.cz>
7539 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7540 mistakely had old version of patch.
7542 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7543 (ipcp_estimate_growth): New.
7544 (ipcp_insert_stage): Use ipcp_estimate_growth.
7545 * profile.c (branch_prob): When reading failed, do not consider
7548 2008-08-31 Jan Hubicka <jh@suse.cz>
7550 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7551 loop is optimized for speed.
7553 2008-08-31 Richard Guenther <rguenther@suse.de>
7556 * fold-const.c (fold_binary): Retain conversions in folding
7559 2008-08-31 Jan Hubicka <jh@suse.cz>
7561 * postreload-gcse.c (eliminate_partially_redundant_loads):
7562 Use optimize_bb_for_size_p.
7563 * predict.c (maybe_hot_frequency_p): Make inline.
7564 (maybe_hot_count_p): Break out from ...
7565 (maybe_hot_bb_p): ... this one.
7566 (maybe_hot_edge_p): Simplify.
7567 * basic-block.h (probably_cold_bb_p): Remove.
7569 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7572 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7574 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7575 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7576 Also split V4SFmode.
7577 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7580 2008-08-31 Jan Hubicka <jh@suse.cz>
7582 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7584 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7586 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7589 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7592 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7593 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7595 2008-08-31 Jan Hubicka <jh@suse.cz>
7597 * sparc.h (BRANCH_COST): Fix macro definition.
7598 * avr.c (avr_operand_rtx_cost): Add speed argument.
7599 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7601 2008-08-31 Richard Guenther <rguenther@suse.de>
7603 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7604 types instead of operands. Re-instantiate verifying of
7605 binary expression operands.
7607 2008-08-30 Jan Hubicka <jh@suse.cz>
7609 * fwprop.c (should_replace_address): Add speed attribute.
7610 (PR_OPTIMIZE_FOR_SPEED): New flag.
7611 (propagate_rtx_1): Use it.
7612 (propagate_rtx): Set it.
7613 (try_fwprop_subst): Update call of rtx_costs.
7614 (forward_propagate_and_simplify): LIkewise.
7615 * hooks.c (hook_int_rtx_bool_0): New
7616 (hook_bool_rtx_int_int_intp_false): Replace by ...
7617 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7618 * hooks.h (hook_int_rtx_bool_0): New
7619 (hook_bool_rtx_int_int_intp_false): Replace by ...
7620 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7621 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7622 (prepare_cmp_insn): UPdate call of rtx_cost.
7623 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7624 (reload_cse_simplify_operands): Update call of rtx_cost.
7625 (reload_cse_move2add): call of rtx_cost.
7626 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7627 * rtlanal.c (rtx_cost): Add speed argument.
7628 (address_cost): Add speed argument
7629 (default_address_cost): Likewise.
7630 (insn_rtx_cost): Likewise.
7631 * cfgloopanal.c (seq_cost): Add speed argument.
7632 (target_reg_cost, target_spill_cost): Turn to array.
7633 (init_set_costs): Update for speed.
7634 (estimate_reg_pressure_cost): Add speed argument.
7635 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7636 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7637 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7638 (seq_cost): Add speed argument.
7639 (computation_cost): Add speed arugment.
7640 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7641 (force_expr_to_var_cost): Update for profile info.
7642 (force_var_cost): Likewise.
7643 (split_address_cost): Likewise.
7644 (ptr_difference_cost): Likewise.
7645 (difference_cost): Likewise.
7646 (get_computation_cost_at): Likewise.
7647 (determine_iv_cost): Likewise.
7648 (ivopts_global_cost_for_size): Likewise.
7649 (rewrite_use_address): Likewise.
7650 (tree_ssa_iv_optimize_loop): Initialize speed field.
7651 * cse.c (optimize_this_for_speed_p): New static var.
7652 (notreg_cost): Update call of rtx_cost.
7653 (cse_extended_basic_block): set optimize_this_for_speed_p.
7654 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7655 (noce_try_cmove_arith): Likewise.
7656 (noce_try_sign_mask): LIkewise.
7657 * expr.c (compress_float_constant): Update rtx_cost calls.
7658 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7660 (addr_to_parts): Likewise.
7661 (create_mem_ref): Likewise.
7662 * dse.c (find_shift_sequence): Add speed argument.
7663 (replace_read): Update call.
7664 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7665 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7666 * neg_cost, shift_cost, shiftadd_cost,
7667 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7668 mul_highpart_cost): Increase dimension.
7669 (init_expmed): Initialize for both size and speed.
7670 (expand_shift): Use profile.
7671 (synth_mult): Use profile.
7672 (choose_mult_variant): Use profile.
7673 (expand_mult): Use profile.
7674 (expand_mult_highpart_optab): Use profile.
7675 (expand_mult_highpart): Use profile.
7676 (expand_smod_pow2): Use profile.
7677 (expand_divmod): Use profile.
7678 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7680 * loop-invariant.c (create_new_invariant): Use profile.
7681 (gain_for_invariant): Add speed parameter.
7682 (best_gain_for_invariant): Likewise.
7683 (find_invariants_to_move): Likewise.
7684 (move_single_loop_invariants): Set it.
7685 * target-def.h (TARGET_RTX_COSTS): Use hook.
7686 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7687 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7688 * output.h (default_address_cost): Update prototype.
7689 * combine.c (optimize_this_for_speed_p): New static var.
7690 (combine_validate_cost): Update call of rtx_cost.
7691 (combine_instructions): Set optimize_this_for_speed_p.
7692 (expand_compound_operation): Update call of rtx_cost.
7693 (make_extraction):Update call of rtx_cost.
7694 (force_to_mode):Update call of rtx_cost.
7695 (distribute_and_simplify_rtx):Update call of rtx_cost.
7696 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7697 (estimate_reg_pressure_cost): Update prototype.
7698 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7699 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7701 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7702 (alpha_rtx_costs): Update.
7703 * config/frv/frv.c (frv_rtx_costs): Update.
7704 * config/s390/s390.c (s390_rtx_costs): Update.
7705 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7706 (m32c_rtx_costs): Update.
7707 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7708 (spu_rtx_costs): Update.
7709 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7710 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7711 * config/i386/i386.c (:ix86_address_cost): Update.
7712 (ix86_rtx_costs): Update.
7713 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7714 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7715 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7716 * config/crx/crx.c (crx_address_cost): Update.
7717 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7718 * config/stormy16/stormy16.c
7719 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7720 * config/m68hc11/m68hc11.c
7721 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7722 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7723 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7725 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7727 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7728 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7729 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7730 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7731 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7732 (mcore_rtx_costs): update.
7733 * config/score/score3.c (score3_rtx_costs): Update.
7734 * config/score/score7.c (score7_rtx_costs): Update.
7735 * config/score/score3.h (score3_rtx_costs):Update.
7736 * config/score/score7.h (score7_rtx_costs): Update.
7737 * config/score/score.c (score_rtx_costs): Update.
7738 * config/arm/arm.c (arm_address_cost): Update.
7739 (arm_rtx_costs_1): Update.
7740 (arm_rtx_costs_1): Update.
7741 (arm_size_rtx_costs): Update.
7742 (arm_size_rtx_costs): Update.
7743 (arm_size_rtx_costs): Update.
7744 (arm_xscale_rtx_costs): Update.
7745 (arm_thumb_address_cost): Update.
7746 * config/pa/pa.c (hppa_address_cost): Update.
7747 * config/mips/mips.c (mips_rtx_costs): Update.
7748 * config/vax/vax.c (vax_address_cost): Update.
7749 * config/h8300/h8300.c (h8300_shift_costs): Update.
7750 (h8300_rtx_costs): Update.
7751 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7752 (v850_rtx_costs): Update.
7753 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7754 * config/bfin/bfin.c
7755 (bfin_address_cost): Update.
7756 (bfin_rtx_costs): Update.
7757 * stmt.c (lshift_cheap_p): Update.
7759 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7762 * expmed.c (extract_bit_field_1): Check the mode size to make
7763 sure the vector modes have the same size.
7765 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7767 * dojump.c (top level): Include basic-block.h to declare
7768 optimize_insn_for_speed_p
7770 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7772 * opts.h (CL_SAVE): New option class for marking options that are
7773 target specific options usable in the target attribute.
7774 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7776 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7777 can easily find the target specific options that are safe to use
7778 in the attribute or pragma.
7780 * attribs.c (decl_attributes): Change #pragma GCC option to
7781 #pragma GCC target, and attribute((option(...))) to
7782 attribute((target(...))).
7784 * doc/extend.texi (target attribute): Change from option
7785 attribute. Delete push/pop/reset.
7786 (#pragma GCC target): Change from #pragma GCC option. Delete
7788 (#pragma GCC push_options): Document new pragma.
7789 (#pragma GCC pop_options): Document new pragma.
7790 (#pragma GCC reset_options): Document new pragma.
7792 * targhooks.c (default_target_option_valid_attribute_p): Add
7793 warning about port not supporting target attributes.
7794 (default_target_option_pragma_parse): New function, warn about
7795 #pragma GCC target not being supported.
7797 * targhooks.h (default_target_option_pragma_parse): Add
7800 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7801 TI_CURRENT_OPTION_PRAGMA.
7802 (current_target_pragma): Rename from current_option_pragma.
7804 * target.h: (struct target_option): Delete booleans for changing
7805 the optimization level on hot/cold functions. Change signature of
7806 pragma_parse hook to take a second tree.
7808 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7810 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7811 that the declaration is done at global scope.
7813 * langhooks.c (add_builtin_function_common): Move most of the code
7814 from add_builtin_function here, calling the hook passed in.
7815 (add_builtin_function): Call add_builtin_function_common with
7816 standard builtin hook.
7817 (add_builtin_function_ext_scope): New function to add builtins to
7820 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7822 (add_builtin_function_ext_scope): Add declaration.
7824 * c-pragma.c (handle_pragma_target): Rename from
7825 handle_pragma_option, #pragma GCC option is now #pragma GCC
7826 target. Move warning about port not supporting target options to
7827 default pragma parse hook. Remove push/pop/reset from this
7829 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7830 (option_stack): Delete static variable.
7831 (optimize_stack): Ditto.
7832 (optons_stack): New stack of saved target and optimization
7834 (handle_pragma_push_options): New function to handle pushing both
7835 target and optimization options.
7836 (handle_pragma_pop_options): New function to handle popping both
7837 target and optimization options.
7838 (handle_pragma_reset_options): New function to handle resetting
7839 both target and optimization options to their initial state.
7840 (init_pragma): Rename handle_pragma_option to
7841 handle_pragma_target. Add support for push_options, pop_options,
7842 and reset_options pragmas.
7844 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7845 default_target_option_pragma_parse.
7846 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7847 default_target_option_valid_attribute_p.
7848 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7849 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7850 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7851 optimization level on hot/cold functions.
7853 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7854 if the caller and callee have different optimization levels.
7856 * c-common.c (handle_target_attribute): Rename from
7857 handle_option_attribute, attribute((option(...))) is now
7858 attribute((target(...))). Move warning if the port does not
7859 support target attributes to the default hook.
7860 (handle_hot_attribute): Delete code to change the optimization
7861 level of hot functions.
7862 (handle_cold_attribute): Ditto.
7864 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7865 argument that is the binary tree options to use if there are no
7866 arguments. Call ix86_valid_target_attribute_tree instead of
7867 ix86_valid_option_attribute_tree.
7868 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7869 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7870 ix86_pragma_option_parse.
7872 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7873 Rename from ix86_valid_option_attribute_tree.
7875 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7876 new builtins when the ISA changes.
7877 (ix86_valid_target_attribute_tree): Rename from
7878 ix86_valid_option_attribute_tree. Change callers. If the
7879 function specified optimization options, use those as the starting
7880 point before setting up the target attributes. If the
7881 optimization options were changed in the course of setting the
7882 target attributes, record the new optimization options.
7883 (ix86_valid_target_attribute_tree_inner_p): Rename from
7884 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7885 ix86_add_new_builtins if the ISA changed.
7886 (ix86_valid_target_attribute_p): Rename from
7887 ix86_valid_option_attribute_p. Change callers.
7888 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7889 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7890 as delayed builtin functions.
7891 (struct builtin_isa): New structure to record builtin functions
7892 that should be delayed until the ISA for that function is used.
7893 (ix86_builtins_isa): Change from int to struct to track builtin
7894 functions we want to declare at some point.
7895 (def_builtin): If the front end can delay defining the builtin
7896 functions, don't create builtins for ISAs not part of the default
7898 (def_builtin_const): Ditto.
7899 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7900 __builtin_ia32_pcmov_v2di to be different builtin functions.
7901 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7902 a structure instead of an int.
7903 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7904 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7905 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7906 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7908 * config/ia64/ia64.h
7909 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7910 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7912 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7913 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7914 (LANG_HOOKS_INITIALIZER): Add
7915 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7917 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7920 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7921 the reload address with the index register for SFmode
7922 access with a displacement.
7924 2008-08-30 Jan Hubicka <jh@suse.cz>
7926 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7927 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7928 * dojump.c (do_jump): Likewise.
7929 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7930 (note-if_info): Add BRANCH_COST.
7931 (noce_try_store_flag_constants, noce_try_addcc,
7932 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7933 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7934 find_if_case_2): Use computed branch cost.
7935 * expr.h (BRANCH_COST): Update default.
7936 * predict.c (predictable_edge_p): New function.
7937 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7938 Update BRANCH_COST call.
7939 * basic-block.h (predictable_edge_p): Declare.
7940 * config/alpha/alpha.h (BRANCH_COST): Update.
7941 * config/frv/frv.h (BRANCH_COST): Update.
7942 * config/s390/s390.h (BRANCH_COST): Update.
7943 * config/spu/spu.h (BRANCH_COST): Update.
7944 * config/sparc/sparc.h (BRANCH_COST): Update.
7945 * config/m32r/m32r.h (BRANCH_COST): Update.
7946 * config/i386/i386.h (BRANCH_COST): Update.
7947 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7949 * config/sh/sh.h (BRANCH_COST): Update.
7950 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7951 * config/avr/avr.h (BRANCH_COST): Update.
7952 * config/crx/crx.h (BRANCH_COST): Update.
7953 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7954 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7955 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7956 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7957 * config/ia64/ia64.h (BRANCH_COST): Update.
7958 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7959 * config/arc/arc.h (BRANCH_COST): Update.
7960 * config/score/score.h (BRANCH_COST): Update.
7961 * config/arm/arm.h (BRANCH_COST): Update.
7962 * config/pa/pa.h (BRANCH_COST): Update.
7963 * config/mips/mips.h (BRANCH_COST): Update.
7964 * config/vax/vax.h (BRANCH_COST): Update.
7965 * config/h8300/h8300.h (BRANCH_COST): Update.
7966 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7967 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7968 * doc/tm.texi (BRANCH_COST): Update.
7970 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7973 * config/arm/arm.c (arm_optimization_options): Set
7974 flag_section_anchors to 2 instead of 1 to distinguish it from
7975 -fsection-anchors given explicitely on the command line.
7977 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7979 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7980 final insn of a split.
7982 2008-08-30 Jan Hubicka <jh@suse.cz>
7984 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7985 optimized for speed.
7986 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7987 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7988 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7989 flag_gcse_after_reload_set): New static vars.
7990 (common_handle_option): Enable those flags for profile-use.
7991 (decode_options): Remove optimize_size flags that are handled
7992 on higher granuality.
7993 * tree-vectorizer.c (vectorize_loops): Use
7994 optimize_loop_nest_for_speed_p.
7995 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7996 * tree-predcom.c (tree_predictive_commoning): Use
7997 optimize_loop_for_speed_p.
7998 * varasm.c (assemble_start_function): Use
7999 optimize_function_for_speed_p.
8000 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
8001 * predict.c (optimize_loop_for_speed_p): Fix walk.
8003 2008-08-30 Jan Hubicka <jh@suse.cz>
8005 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8007 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8008 profile presence locally.
8010 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8013 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8014 versions before 4.0.
8016 2008-08-29 Jan Hubicka <jh@suse.cz>
8018 * tree-inline.c (insert_init_stmt): Insert sequence even when
8021 2008-08-29 Jeff Law <law@redhat.com>
8023 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8024 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8025 location and class is an FP register.
8027 2008-08-29 Jan Hubicka <jh@suse.cz>
8029 * see.c (see_merge_one_def_extension): Silence used uninitialized
8031 * matrix-reorg.c (check_allocation_function): Likewise.
8032 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8034 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8037 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8038 compute new & and | in type rather than TREE_TYPE (arg0).
8040 * dwarf2out.c (fortran_common): Update comment.
8041 (gen_variable_die): Swap com_die and var_die variables in Fortran
8042 COMMON block handling code.
8044 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8046 * dwarf2out.c (gen_const_die): New function.
8047 (size_of_die, value_format, output_die): Output larger
8048 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8049 (native_encode_initializer): New function.
8050 (tree_add_const_value_attribute): Call it.
8051 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8053 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8054 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8055 TREE_THIS_VOLATILE to add_type_attribute.
8057 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8059 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8062 * dwarf2out.c (loc_by_reference): New function.
8063 (add_location_or_const_value_attribute): Use it.
8066 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8067 as DW_TAG_variable children of DW_TAG_common_block rather than
8068 DW_TAG_member children. Put DW_AT_external to individual
8069 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8071 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8072 loc_descriptor_from_tree_1.
8076 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8077 arguments to imported_module_or_decl.
8078 (debug_nothing_tree_tree): Removed.
8079 (debug_nothing_tree_tree_tree_bool): New prototype.
8080 * debug.c (do_nothing_debug_hooks): Adjust.
8081 (debug_nothing_tree_tree): Removed.
8082 (debug_nothing_tree_tree_tree_bool): New function.
8083 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8084 (gen_variable_die): Put all common vars for the
8085 same COMMON block under one DW_TAG_common_block.
8086 (declare_in_namespace): Return new context_die, for Fortran
8087 return the module DIE instead of adding extra declarations into
8089 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8090 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8091 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8093 (dwarf2out_global_decl): Don't skip Fortran global vars.
8094 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8095 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8096 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8097 DW_TAG_imported_declaration as child of previous
8098 DW_TAG_imported_module.
8099 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8100 * sdbout.c (sdb_debug_hooks): Likewise.
8101 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8103 2008-08-29 Jan Hubicka <jh@suse.cz>
8105 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8107 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8108 * ipa-cp.c (n_cloning_candidates): New static variable.
8109 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8110 (ipcp_print_all_lattices): Improve debug output.
8111 (ipcp_cloning_candidate_p): New function.
8112 (ipcp_initialize_node_lattices): Use it.
8113 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8114 (ipcp_propagate_stage): Prettier debug output.
8115 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8116 (ipcp_print_all_structures): Remove.
8117 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8118 (ipcp_insert_stage): Prettier debug output; call
8119 cgraph_remove_unreachable_nodes before propagating.
8120 (pass_ipa_cp): Schedule function removal pass.
8121 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8123 (cgraph_maybe_hot_edge_p): Move to ...
8124 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8125 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8126 (common_handle_option): Set them; enable ipa-cp when profiling.
8127 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8128 (ipa_print_all_jump_functions): Likewise.
8129 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8130 (ipa_print_node_params, ipa_print_all_params): New.
8131 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8132 ipa_print_all_param_flags): Remove.
8133 (ipa_print_node_params, ipa_print_all_params): New.
8135 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8137 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8138 change from 2008-04-03.
8139 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8141 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8144 * ira-color.c (push_allocnos_to_stack): Truncate
8145 removed_splay_allocno_vec.
8147 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8150 * ira-color (ira_fast_allocation): Don't assign hard registers to
8153 2008-08-29 Jan Hubicka <jh@suse.cz>
8156 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8157 for cold internal loops.
8159 2008-08-29 Richard Guenther <rguenther@suse.de>
8161 * tree-ssa-structalias.c (create_variable_info_for): Do not
8162 create fields for heap vars or vars with a noalias state.
8163 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8166 2008-08-29 Richard Guenther <rguenther@suse.de>
8168 * common.opt (ftree-store-ccp): Mark as preserved for
8169 backward compatibility.
8170 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8171 * tree-pass.h (pass_store_ccp): Remove.
8172 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8173 (first_vdef): Remove declaration.
8174 (get_value_loaded_by): Likewise.
8175 * tree-ssa-ccp.c (do_store_ccp): Remove.
8176 (get_default_value): Simplify as do_store_ccp is always false
8177 now. Do not initialize mem_ref.
8178 (set_value_varying): Likewise.
8179 (canonicalize_float_value): Likewise.
8180 (set_lattice_value): Likewise.
8181 (likely_value): Likewise.
8182 (surely_varying_stmt_p): Likewise.
8183 (ccp_initialize): Likewise.
8184 (ccp_lattice_meet): Likewise.
8185 (ccp_visit_phi_node): Likewise.
8186 (ccp_fold): Likewise.
8187 (evaluate_stmt): Likewise.
8188 (visit_assignment): Likewise.
8189 (ccp_visit_stmt): Likewise.
8190 (execute_ssa_ccp): Fold into ...
8191 (do_ssa_ccp): ... this.
8192 (do_ssa_store_ccp): Remove.
8193 (gate_store_ccp): Likewise.
8194 (pass_store_ccp): Likewise.
8195 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8197 * tree-ssa-propagate.c (first_vdef): Remove.
8198 (get_value_loaded_by): Likewise.
8199 (replace_vuses_in): Likewise.
8200 (substitute_and_fold): Do not call replace_vuses_in.
8201 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8203 2008-08-29 Richard Guenther <rguenther@suse.de>
8206 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8207 PARAM_NOALIAS tags with is_heapvar.
8208 * tree-ssa-operands.c (access_can_touch_variable): Offset
8209 based tests do not apply for heapvars. Fix offset test.
8211 2008-08-29 Jan Hubicka <jh@suse.cz>
8213 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8214 (-fipa-cp-clone): Enabled by default at -O3.
8215 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8216 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8218 2008-08-29 Jan Hubicka <jh@suse.cz>
8220 * tree.c (build_function_type_skip_args,
8221 build_function_decl_skip_args): New functions.
8222 * tree.h (build_function_type_skip_args,
8223 build_function_decl_skip_args): Declare.
8224 * gimple.c (giple_copy_call_skip_args): New function.
8225 (giple_copy_call_skip_args): Declare.
8227 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8228 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8229 (ipcp_node_modifiable_p): ... this one; use
8230 tree_versionable_function_p.
8231 (ipcp_create_replace_map): Improve debug output.
8232 (ipcp_need_redirect_p): Return false when not clonning.
8233 (ipcp_update_callgraph): Skip args.
8234 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8236 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8237 (save_inline_function_body): Update call of tree_function_versioning.
8238 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8239 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8241 (tree_function_versioning): Likewise.
8242 * tree-inline.h (tree_function_versioning): Update prototype.
8244 2008-08-29 Jan Hubicka <jh@suse.cz>
8246 * loop-unswitch.c (unswitch_single_loop): Use
8247 optimize_loop_for_speed_p.
8248 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8249 Use optimize_function_for_size_p.
8250 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8251 * postreload-gcse.c (eliminate_partially_redundant_load):
8252 Use optimize_bb_for_size_p.
8253 * value-prof.c (gimple_divmod_fixed_value_transform,
8254 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8255 gimple_stringops_transform): Use optimize_bb_for_size_p.
8256 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8257 * final.c (compute_alignments): Use optimize_function_for_size_p.
8258 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8259 (fold_builtin_strcpy, fold_builtin_fputs): Use
8260 optimize_function_for_size_p.
8261 * fold-const.c (tree_swap_operands_p): Use
8262 optimize_function_for_size_p.
8263 * recog.c (relax_delay_slots): Likewise.
8264 * tree-ssa-math-opts.c (replace_reciprocal):
8265 Use optimize_bb_for_speed_p.
8266 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8267 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8268 optimize_function_for_size_p.
8269 (cgraph_decide_inlining_of_small_function): Use
8270 optimize_function_for_size_p.
8271 * global.c (find_reg): Use optimize_function_for_size_p.
8272 * opts.c (decode_options): Do not clear flag_tree_ch,
8273 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8274 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8275 work it out from profile.
8276 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8277 optimize_loop_for_speed_p.
8278 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8280 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8281 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8282 * tree-eh.c (decide_copy_try_finally): Use
8283 optimize_function_for_size_p.
8284 * local-alloc.c (block_alloc): Pass BB pointer.
8285 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8286 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8287 * loop-unroll.c (decide_unrolling_and_peeling):
8288 Use optimize_loop_for_size_p.
8289 (decide_peel_completely): Likewise.
8290 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8291 optimize_loop_for_size_p.
8292 (vect_enhance_data_refs_alignment): Likewise.
8293 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8294 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8296 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8297 (try_crossjump_bb): Use optimize_bb_for_size_p.
8298 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8299 optimize_loop_for_speed_p.
8300 * bb-reorder.c (find_traces_1_round): Likewise.
8301 (copy_bb): Use optimize_bb_for_speed_p.
8302 (duplicate_computed_gotos): Likewise.
8303 * basic-block.h (optimize_loop_nest_for_size_p,
8304 optimize_loop_nest_for_speed_p): New.
8305 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8307 2008-08-29 Tristan Gingold <gingold@adacore.com>
8309 * gcov.c (main): Call expandargv.
8311 2008-08-29 Jan Hubicka <jh@suse.cz>
8313 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8315 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8317 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8318 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8320 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8322 2008-08-29 Jan Hubicka <jh@suse.cz>
8324 * tree-pass.h (pass_strip_predict_hints): Declare.
8325 * predict.c (strip_builtin_expect): Rename to ...
8326 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8327 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8328 (tree_estimate_probability): Do not strip builtin_expect.
8329 (pass_strip_predict_hints): New pass.
8330 * tree-inline.c (expand_call_inline): When inlining cold function,
8331 predict it as unlikely.
8332 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8334 2008-08-29 Richard Guenther <rguenther@suse.de>
8336 PR tree-optimization/37207
8337 * tree-vrp.c (extract_range_from_binary_expr): Also try
8338 to constant fold if only one of the operands is a constant.
8340 2008-08-29 Nick Clifton <nickc@redhat.com>
8342 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8343 the same way as SYMBOL_REFs.
8345 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8347 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8349 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8351 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8352 * config/mips/mips.md (branch_likely): Remove const. Fix
8354 (define_delay for type "branch"): Change to only apply for branch
8355 with likely variant.
8356 (define_delay for type "branch" and "branch_likely" no). New delay
8358 (equality_op): New code iterator.
8359 (bbv, bbinv): New code attributes.
8360 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8363 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8364 Andrew Pinski <pinskia@gcc.gnu.org>
8367 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8369 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8371 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8372 rule that a symbolic constant must be defined and >= 0 for the
8373 corresponding facility to be present at compile-time.
8374 * gthr-posix.c: Likewise.
8376 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8378 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8379 * config/mips/mips.md (D): New mode attribute.
8380 (mulsi3, muldi3): Merge it into ...
8381 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8382 (muldi3_mul3): New pattern.
8383 (mulsi3_mult3): Rename to mulsi3_mul3.
8385 2008-08-28 Jan Hubicka <jh@suse.cz>
8387 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8389 * predict.c (always_optimize_for_size_p): Rename to ...
8390 (optimize_function_for_size): ... this one; make extern.
8391 (optimize_function_for_speed_p): New.
8392 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8393 optimize_edge_for_size_p,optimize_edge_for_size_p,
8394 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8395 * basic-block.h (optimize_function_for_size_p,
8396 optimize_function_for_speed_p): Declare.
8397 * i386.md (optimize_size checks): Replace them by appropriate
8399 (standard_80387_constant_p, ix86_compute_frame_layout,
8400 ix86_expand_epilogue, ix86_decompose_address,
8401 print_operand, emit_i387_cw_initialization,
8402 inline_memory_move_cost, ix86_pad_returns,
8403 ix86_reorg): Replace optimize_size checks.
8405 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8407 * rtl.h (simplify_subreg_regno): Declare.
8408 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8409 * simplify-rtx.c (simplify_subreg): ...here.
8410 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8411 subreg_offset_representable_p.
8413 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8416 * c-typeck.c (convert_for_assignment): Give a note describing what
8417 was passed and what was expected.
8419 2008-08-28 Joey Ye <joey.ye@intel.com>
8421 * doc/extend.texi: Document AVX built-in functions.
8422 * doc/invoke.texi: Document -mavx.
8424 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8425 Joey Ye <joey.ye@intel.com>
8426 Xuepeng Guo <xuepeng.guo@intel.com>
8428 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8430 * config/i386/cpuid.h (bit_FMA): New.
8431 (bit_XSAVE): Likewise.
8432 (bit_OSXSAVE): Likewise.
8433 (bit_AVX): Likewise.
8435 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8436 define. Use ASM_OUTPUT_AVX_PREFIX.
8438 * config/i386/gmmintrin.h: New.
8440 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8441 (OPTION_MASK_ISA_AVX_SET): New.
8442 (OPTION_MASK_ISA_FMA_SET): Likewise.
8443 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8444 (OPTION_MASK_ISA_FMA_SET): Likewise.
8445 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8446 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8447 (pta_flags): Add PTA_AVX and PTA_FMA.
8448 (override_options): Handle PTA_AVX and PTA_FMA.
8449 (init_cumulative_args): Handle warn_avx.
8450 (classify_argument): Return 0 for COImode and OImode. Return
8451 1 and X86_64_AVX_CLASS for 256bit vector types.
8452 (examine_argument): Handle X86_64_AVX_CLASS.
8453 (construct_container): Likewise.
8454 (function_arg_advance_32): Pass OImode and 256bit vector types
8456 (function_arg_advance_64): Take a new argument to indicate if a
8457 parameter is named. Handle 256bit vector types. Return
8458 immediately for unnamed 256bit vector mode parameters.
8459 (function_arg_advance): Updated.
8460 (function_arg_32): Add comments for TImode. Handle OImode
8461 and 256bit vector types.
8462 (function_arg_64): Take a new argument to indicate if a
8463 parameter is named. Handle 256bit vector types. Return NULL
8464 for unnamed 256bit vector mode parameters.
8465 (function_arg): Updated.
8466 (setup_incoming_varargs_64): Support
8467 AVX encoding for *sse_prologue_save_insn.
8468 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8469 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8470 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8471 enabled, otherwise return -3.
8472 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8474 (print_reg): Support AVX registers. Handle 'x' and 't'.
8475 Handle 'd' to duplicate the operand.
8476 (print_operand): Likewise. Also support AVX vector compare
8478 (output_387_binary_op): Support AVX.
8479 (output_fp_compare): Likewise.
8480 (ix86_expand_vector_move_misalign): Likewise.
8481 (ix86_attr_length_vex_default): New.
8482 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8483 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8484 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8485 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8486 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8487 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8488 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8489 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8490 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8491 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8492 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8493 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8494 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8495 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8496 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8497 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8498 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8499 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8500 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8501 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8502 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8503 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8504 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8505 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8506 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8507 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8508 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8509 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8510 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8511 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8512 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8513 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8514 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8515 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8516 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8517 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8518 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8519 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8520 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8521 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8522 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8523 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8524 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8525 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8526 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8527 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8528 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8529 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8530 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8531 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8532 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8533 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8534 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8535 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8536 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8537 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8538 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8539 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8540 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8541 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8542 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8543 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8544 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8545 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8546 and IX86_BUILTIN_MOVMSKPS256,
8547 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8548 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8549 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8550 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8551 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8552 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8553 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8554 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8555 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8556 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8557 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8558 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8559 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8560 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8561 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8562 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8563 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8564 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8565 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8566 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8567 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8568 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8569 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8570 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8571 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8572 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8573 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8574 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8575 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8576 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8577 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8578 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8579 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8580 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8581 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8582 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8583 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8584 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8585 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8586 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8587 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8588 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8589 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8590 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8591 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8592 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8593 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8594 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8595 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8596 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8597 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8598 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8599 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8600 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8601 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8602 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8603 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8604 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8606 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8607 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8608 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8609 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8610 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8611 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8612 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8613 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8614 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8615 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8616 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8617 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8618 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8619 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8620 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8621 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8622 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8623 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8624 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8625 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8626 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8627 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8628 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8629 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8630 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8631 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8632 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8633 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8634 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8635 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8636 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8637 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8638 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8639 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8640 IX86_BUILTIN_MOVMSKPS256.
8641 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8642 (ix86_expand_args_builtin): Likewise.
8643 (ix86_expand_special_args_builtin): Likewise.
8644 (ix86_hard_regno_mode_ok): Handle AVX modes.
8645 (ix86_expand_vector_init_duplicate): Likewise.
8646 (ix86_expand_vector_init_one_nonzero): Likewise.
8647 (ix86_expand_vector_init_one_var): Likewise.
8648 (ix86_expand_vector_init_concat): Likewise.
8649 (ix86_expand_vector_init_general): Likewise.
8650 (ix86_expand_vector_set): Likewise.
8651 (ix86_vector_mode_supported_p): Likewise.
8652 (x86_extended_reg_mentioned_p): Check INSN_P before using
8655 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8656 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8658 * config/i386/i386.h (TARGET_AVX): New.
8659 (TARGET_FMA): Likewise.
8660 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8661 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8662 (VALID_AVX256_REG_MODE): New.
8663 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8664 (AVX_FLOAT_MODE_P): Likewise.
8665 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8666 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8667 (AVX_VEC_FLOAT_MODE_P): Likewise.
8668 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8669 (ASM_OUTPUT_OPCODE): Likewise.
8670 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8672 (SSE_REG_MODE_P): Allow 256bit vector modes.
8673 (ix86_args): Add a warn_avx field.
8675 * config/i386/i386.md (UNSPEC_PCMP): New.
8676 (UNSPEC_VPERMIL): Likewise.
8677 (UNSPEC_VPERMIL2): Likewise.
8678 (UNSPEC_VPERMIL2F128): Likewise.
8679 (UNSPEC_MASKLOAD): Likewise.
8680 (UNSPEC_MASKSTORE): Likewise.
8681 (UNSPEC_CAST): Likewise.
8682 (UNSPEC_VTESTP): Likewise.
8683 (UNSPECV_VZEROALL): Likewise.
8684 (UNSPECV_VZEROUPPER): Likewise.
8685 (XMM0_REG): Likewise.
8686 (XMM1_REG): Likewise.
8687 (XMM2_REG): Likewise.
8688 (XMM3_REG): Likewise.
8689 (XMM4_REG): Likewise.
8690 (XMM5_REG): Likewise.
8691 (XMM6_REG): Likewise.
8692 (XMM8_REG): Likewise.
8693 (XMM9_REG): Likewise.
8694 (XMM10_REG): Likewise.
8695 (XMM11_REG): Likewise.
8696 (XMM12_REG): Likewise.
8697 (XMM13_REG): Likewise.
8698 (XMM14_REG): Likewise.
8699 (XMM15_REG): Likewise.
8701 (prefix_vex_imm8): Likewise.
8702 (prefix_vex_w): Likewise.
8703 (length_vex): Likewise.
8706 (*avx_ashlti3): Likewise.
8707 (*avx_lshrti3): Likewise.
8708 (*avx_setcc<mode>): Likewise.
8709 (*fop_<mode>_comm_mixed_avx): Likewise.
8710 (*fop_<mode>_comm_avx): Likewise.
8711 (*fop_<mode>_1_mixed_avx): Likewise.
8712 (*fop_<mode>_1_avx): Likewise.
8713 (*avx_<code><mode>3): Likewise.
8714 (*avx_ieee_smin<mode>3): Likewise.
8715 (*avx_ieee_smax<mode>3): Likewise.
8716 (mode): Add OI, V8SF and V4DF.
8717 (length): Support VEX prefix.
8718 (*cmpfp_i_mixed): Set prefix attribute.
8719 (*cmpfp_i_sse): Likewise.
8720 (*cmpfp_iu_mixed): Likewise.
8721 (*cmpfp_iu_sse): Likewise.
8722 (*movsi_1): Support AVX.
8723 (*movdi_2): Likewise.
8724 (*movdi_1_rex64): Likewise.
8725 (*movti_internal): Likewise.
8726 (*movti_rex64): Likewise.
8727 (*movsf_1): Likewise.
8728 (*movdf_nointeger): Likewise.
8729 (*movdf_integer_rex64): Likewise.
8730 (*movtf_internal): Likewise.
8731 (zero_extendsidi2_32): Likewise.
8732 (zero_extendsidi2_rex64): Likewise.
8733 (*extendsfdf2_mixed): Likewise.
8734 (*extendsfdf2_sse): Likewise.
8735 (*truncdfsf_fast_mixed): Likewise.
8736 (*truncdfsf_fast_sse): Likewise.
8737 (*truncdfsf_mixed): Likewise.
8738 (fix_trunc<mode>di_sse): Likewise.
8739 (fix_trunc<mode>si_sse): Likewise.
8740 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8741 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8742 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8743 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8744 (*rcpsf2_sse): Likewise.
8745 (*rsqrtsf2_sse): Likewise.
8746 (*sqrt<mode>2_sse): Likewise.
8747 (sse4_1_round<mode>2): Likewise.
8748 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8749 Support AVX. Set length attribute properly for AVX.
8751 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8752 (VECTOR_MODES (FLOAT, 32)): Likewise.
8753 (VECTOR_MODE (INT, DI, 8)): Likewise.
8754 (VECTOR_MODE (INT, HI, 32)): Likewise.
8755 (VECTOR_MODE (INT, QI, 64)): Likewise.
8756 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8757 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8758 (VECTOR_MODE (INT, DI, 4)): Removed.
8759 (VECTOR_MODE (INT, SI, 8)): Likewise.
8760 (VECTOR_MODE (INT, HI, 16)): Likewise.
8761 (VECTOR_MODE (INT, QI, 32)): Likewise.
8762 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8763 (INT_MODE (OI, 32)): Likewise.
8765 * config/i386/i386.opt (mavx): New.
8768 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8770 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8771 (*mov<mode>_internal_avx): New.
8772 (*movv2sf_internal_rex64_avx): Likewise.
8773 (*movv2sf_internal_avx): Likewise.
8775 * config/i386/predicates.md (const_4_to_5_operand): New.
8776 (const_6_to_7_operand): Likewise.
8777 (const_8_to_11_operand): Likewise.
8778 (const_12_to_15_operand): Likewise.
8779 (avx_comparison_float_operator): Likewise.
8781 * config/i386/sse.md (AVX256MODEI): New.
8782 (AVX256MODE): Likewise.
8783 (AVXMODEQI): Likewise.
8784 (AVXMODE): Likewise.
8785 (AVX256MODEF2P): Likewise.
8786 (AVX256MODE2P): Likewise.
8787 (AVX256MODE4P): Likewise.
8788 (AVX256MODE8P): Likewise.
8789 (AVXMODEF2P): Likewise.
8790 (AVXMODEF4P): Likewise.
8791 (AVXMODEDCVTDQ2PS): Likewise.
8792 (AVXMODEDCVTPS2DQ): Likewise.
8793 (avxvecmode): Likewise.
8794 (avxvecpsmode): Likewise.
8795 (avxhalfvecmode): Likewise.
8796 (avxscalarmode): Likewise.
8797 (avxcvtvecmode): Likewise.
8798 (avxpermvecmode): Likewise.
8799 (avxmodesuffixf2c): Likewise.
8800 (avxmodesuffixp): Likewise.
8801 (avxmodesuffixs): Likewise.
8802 (avxmodesuffix): Likewise.
8803 (vpermilbits): Likewise.
8804 (pinsrbits): Likewise.
8805 (mov<mode>): Likewise.
8806 (*mov<mode>_internal): Likewise.
8807 (push<mode>1): Likewise.
8808 (movmisalign<mode>): Likewise.
8809 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8810 (avx_movdqu<avxmodesuffix>): Likewise.
8811 (avx_lddqu<avxmodesuffix>): Likewise.
8812 (<plusminus_insn><mode>3): Likewise.
8813 (*avx_<plusminus_insn><mode>3): Likewise.
8814 (*avx_vm<plusminus_insn><mode>3): Likewise.
8815 (mul<mode>3): Likewise.
8816 (*avx_mul<mode>3): Likewise.
8817 (*avx_vmmul<mode>3): Likewise.
8818 (divv8sf3): Likewise.
8819 (divv4df3): Likewise.
8820 (avx_div<mode>3): Likewise.
8821 (*avx_div<mode>3): Likewise.
8822 (*avx_vmdiv<mode>3): Likewise.
8823 (avx_rcpv8sf2): Likewise.
8824 (*avx_vmrcpv4sf2): Likewise.
8825 (sqrtv8sf2): Likewise.
8826 (avx_sqrtv8sf2): Likewise.
8827 (*avx_vmsqrt<mode>2): Likewise.
8828 (rsqrtv8sf2): Likewise.
8829 (avx_rsqrtv8sf2): Likewise.
8830 (*avx_vmrsqrtv4sf2): Likewise.
8831 (<code><mode>3): Likewise.
8832 (*avx_<code><mode>3_finite): Likewise.
8833 (*avx_<code><mode>3): Likewise.
8834 (*avx_vm<code><mode>3): Likewise.
8835 (*avx_ieee_smin<mode>3): Likewise.
8836 (*avx_ieee_smax<mode>3): Likewise.
8837 (avx_addsubv8sf3): Likewise.
8838 (avx_addsubv4df3): Likewise.
8839 (*avx_addsubv4sf3): Likewise.
8840 (*avx_addsubv2df3): Likewise.
8841 (avx_h<plusminus_insn>v4df3): Likewise.
8842 (avx_h<plusminus_insn>v8sf3): Likewise.
8843 (*avx_h<plusminus_insn>v4sf3): Likewise.
8844 (*avx_h<plusminus_insn>v2df3): Likewise.
8845 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8846 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8847 (*avx_maskcmp<mode>3): Likewise.
8848 (avx_nand<mode>3): Likewise.
8849 (*avx_<code><mode>3): Likewise.
8850 (*avx_nand<mode>3): Likewise.
8851 (*avx_<code><mode>3): Likewise.
8852 (*avx_cvtsi2ss): Likewise.
8853 (*avx_cvtsi2ssq): Likewise.
8854 (*avx_cvtsi2sd): Likewise.
8855 (*avx_cvtsi2sdq): Likewise.
8856 (*avx_cvtsd2ss): Likewise.
8857 (avx_cvtss2sd): Likewise.
8858 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8859 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8860 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8861 (*avx_cvtsi2sd): Likewise.
8862 (*avx_cvtsi2sdq): Likewise.
8863 (avx_cvtdq2pd256): Likewise.
8864 (avx_cvtpd2dq256): Likewise.
8865 (avx_cvttpd2dq256): Likewise.
8866 (*avx_cvtsd2ss): Likewise.
8867 (*avx_cvtss2sd): Likewise.
8868 (avx_cvtpd2ps256): Likewise.
8869 (avx_cvtps2pd256): Likewise.
8870 (*avx_movhlps): Likewise.
8871 (*avx_movlhps): Likewise.
8872 (avx_unpckhps256): Likewise.
8873 (*avx_unpckhps): Likewise.
8874 (avx_unpcklps256): Likewise.
8875 (*avx_unpcklps): Likewise.
8876 (avx_movshdup256): Likewise.
8877 (avx_movsldup256): Likewise.
8878 (avx_shufps256): Likewise.
8879 (avx_shufps256_1): Likewise.
8880 (*avx_shufps_<mode>): Likewise.
8881 (*avx_loadhps): Likewise.
8882 (*avx_storelps): Likewise.
8883 (*avx_loadlps): Likewise.
8884 (*avx_movss): Likewise.
8885 (*vec_dupv4sf_avx): Likewise.
8886 (*vec_concatv2sf_avx): Likewise.
8887 (*vec_concatv4sf_avx): Likewise.
8888 (*vec_setv4sf_0_avx): Likewise.
8889 (*vec_setv4sf_avx): Likewise.
8890 (*avx_insertps): Likewise.
8891 (avx_vextractf128<mode>): Likewise.
8892 (vec_extract_lo_<mode>): Likewise.
8893 (vec_extract_hi_<mode>): Likewise.
8894 (vec_extract_lo_<mode>): Likewise.
8895 (vec_extract_hi_<mode>): Likewise.
8896 (vec_extract_lo_v16hi): Likewise.
8897 (vec_extract_hi_v16hi): Likewise.
8898 (vec_extract_lo_v32qi): Likewise.
8899 (vec_extract_hi_v32qi): Likewise.
8900 (avx_unpckhpd256): Likewise.
8901 (*avx_unpckhpd): Likewise.
8902 (avx_movddup256): Likewise.
8903 (*avx_movddup): Likewise.
8904 (avx_unpcklpd256): Likewise.
8905 (*avx_unpcklpd): Likewise.
8906 (avx_shufpd256): Likewise.
8907 (avx_shufpd256_1): Likewise.
8908 (*avx_punpckhqdq): Likewise.
8909 (*avx_punpcklqdq): Likewise.
8910 (*avx_shufpd_<mode>): Likewise.
8911 (*avx_storehpd): Likewise.
8912 (*avx_loadhpd): Likewise.
8913 (*avx_loadlpd): Likewise.
8914 (*avx_movsd): Likewise.
8915 (*vec_concatv2df_avx): Likewise.
8916 (*avx_<plusminus_insn><mode>3): Likewise.
8917 (*avx_<plusminus_insn><mode>3): Likewise.
8918 (*avx_mulv8hi3): Likewise.
8919 (*avxv8hi3_highpart): Likewise.
8920 (*avx_umulv8hi3_highpart): Likewise.
8921 (*avx_umulv2siv2di3): Likewise.
8922 (*avx_mulv2siv2di3): Likewise.
8923 (*avx_pmaddwd): Likewise.
8924 (*avx_mulv4si3): Likewise.
8925 (*avx_ashr<mode>3): Likewise.
8926 (*avx_lshr<mode>3): Likewise.
8927 (*avx_ashl<mode>3): Likewise.
8928 (*avx_<code><mode>3): Likewise.
8929 (*avx_eq<mode>3): Likewise.
8930 (*avx_gt<mode>3): Likewise.
8931 (*avx_nand<mode>3): Likewise.
8932 (*avx_nand<mode>3): Likewise.
8933 (*avx_<code><mode>3): Likewise.
8934 (*avx_<code><mode>3): Likewise.
8935 (*avx_packsswb): Likewise.
8936 (*avx_packssdw): Likewise.
8937 (*avx_packuswb): Likewise.
8938 (*avx_punpckhbw): Likewise.
8939 (*avx_punpcklbw): Likewise.
8940 (*avx_punpckhwd): Likewise.
8941 (*avx_punpcklwd): Likewise.
8942 (*avx_punpckhdq): Likewise.
8943 (*avx_punpckldq): Likewise.
8944 (*avx_pinsr<avxmodesuffixs>): Likewise.
8945 (*avx_pinsrq): Likewise.
8946 (*avx_loadld): Likewise.
8947 (*vec_extractv2di_1_rex64_avx): Likewise.
8948 (*vec_extractv2di_1_avx): Likewise.
8949 (*vec_dupv2di_avx): Likewise.
8950 (*vec_concatv2si_avx): Likewise.
8951 (*vec_concatv4si_1_avx): Likewise.
8952 (*vec_concatv2di_avx): Likewise.
8953 (*vec_concatv2di_rex64_avx): Likewise.
8954 (*avx_uavgv16qi3): Likewise.
8955 (*avx_uavgv8hi3): Likewise.
8956 (*avx_psadbw): Likewise.
8957 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8958 (*avx_phaddwv8hi3): Likewise.
8959 (*avx_phadddv4si3): Likewise.
8960 (*avx_phaddswv8hi3): Likewise.
8961 (*avx_phsubwv8hi3): Likewise.
8962 (*avx_phsubdv4si3): Likewise.
8963 (*avx_phsubswv8hi3): Likewise.
8964 (*avx_pmaddubsw128): Likewise.
8965 (*avx_pmulhrswv8hi3): Likewise.
8966 (*avx_pshufbv16qi3): Likewise.
8967 (*avx_psign<mode>3): Likewise.
8968 (*avx_palignrti): Likewise.
8969 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8970 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8971 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8972 (*avx_mpsadbw): Likewise.
8973 (*avx_packusdw): Likewise.
8974 (*avx_pblendvb): Likewise.
8975 (*avx_pblendw): Likewise.
8976 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8977 (avx_ptest256): Likewise.
8978 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8979 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8980 (*avx_aesenc): Likewise.
8981 (*avx_aesenclast): Likewise.
8982 (*avx_aesdec): Likewise.
8983 (*avx_aesdeclast): Likewise.
8984 (avx_vzeroupper): Likewise.
8985 (avx_vzeroupper_rex64): Likewise.
8986 (avx_vpermil<mode>): Likewise.
8987 (avx_vpermilvar<mode>3): Likewise.
8988 (avx_vpermil2<mode>3): Likewise.
8989 (avx_vperm2f128<mode>3): Likewise.
8990 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8991 (avx_vbroadcastss256): Likewise.
8992 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8993 (avx_vinsertf128<mode>): Likewise.
8994 (vec_set_lo_<mode>): Likewise.
8995 (vec_set_hi_<mode>): Likewise.
8996 (vec_set_lo_<mode>): Likewise.
8997 (vec_set_hi_<mode>): Likewise.
8998 (vec_set_lo_v16hi): Likewise.
8999 (vec_set_hi_v16hi): Likewise.
9000 (vec_set_lo_v32qi): Likewise.
9001 (vec_set_hi_v32qi): Likewise.
9002 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9003 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
9004 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9005 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9006 (vec_init<mode>): Likewise.
9007 (*vec_concat<mode>_avx): Likewise.
9008 (blendbits): Support V8SF and V4DF.
9009 (sse2_movq128): Support AVX.
9010 (<sse>_movnt<mode>): Likewise.
9011 (sse2_movntv2di): Likewise.
9012 (sse_rcpv4sf2): Likewise.
9013 (sse_sqrtv4sf2): Likewise.
9014 (sse_rsqrtv4sf2): Likewise.
9015 (<sse>_comi): Likewise.
9016 (<sse>_ucomi): Likewise.
9017 (sse_cvtss2si): Likewise.
9018 (sse_cvtss2si_2): Likewise.
9019 (sse_cvtss2siq): Likewise.
9020 (sse_cvtss2siq_2): Likewise.
9021 (sse_cvttss2si): Likewise.
9022 (sse_cvttss2siq): Likewise.
9023 (sse2_cvtsd2si): Likewise.
9024 (sse2_cvtsd2si_2): Likewise.
9025 (sse2_cvtsd2siq): Likewise.
9026 (sse2_cvtsd2siq_2): Likewise.
9027 (sse2_cvttsd2si): Likewise.
9028 (sse2_cvttsd2siq): Likewise.
9029 (sse2_cvtdq2pd): Likewise.
9030 (*sse2_cvtpd2dq): Likewise.
9031 (*sse2_cvttpd2dq): Likewise.
9032 (*sse2_cvtpd2ps): Likewise.
9033 (sse2_cvtps2pd): Likewise.
9034 (sse3_movshdup): Likewise.
9035 (sse3_movsldup): Likewise.
9036 (sse_storehps): Likewise.
9037 (*sse4_1_extractps): Likewise.
9038 (sse2_storelpd): Likewise.
9039 (vec_dupv2df_sse3): Likewise.
9040 (*vec_concatv2df_sse3): Likewise.
9041 (*sse4_1_pextrb): Likewise.
9042 (*sse4_1_pextrb_memory): Likewise.
9043 (*sse2_pextrw): Likewise.
9044 (*sse4_1_pextrw_memory): Likewise.
9045 (*sse4_1_pextrd): Likewise.
9046 (*sse4_1_pextrq): Likewise.
9047 (sse2_pshufd_1): Likewise.
9048 (sse2_pshuflw_1): Likewise.
9049 (sse2_pshufhw_1): Likewise.
9050 (*sse2_storeq_rex64): Likewise.
9051 (*vec_dupv4si): Likewise.
9052 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9053 (sse2_pmovmskb): Likewise.
9054 (*sse2_maskmovdqu): Likewise.
9055 (*sse2_maskmovdqu_rex64): Likewise.
9056 (sse_ldmxcsr): Likewise.
9057 (sse_stmxcsr): Likewise.
9058 (abs<mode>2): Likewise.
9059 (sse4_1_movntdqa): Likewise.
9060 (sse4_1_phminposuw): Likewise.
9061 (sse4_1_extendv8qiv8hi2): Likewise.
9062 (*sse4_1_extendv8qiv8hi2): Likewise.
9063 (sse4_1_extendv4qiv4si2): Likewise.
9064 (*sse4_1_extendv4qiv4si2): Likewise.
9065 (sse4_1_extendv2qiv2di2): Likewise.
9066 (*sse4_1_extendv2qiv2di2): Likewise.
9067 (sse4_1_extendv4hiv4si2): Likewise.
9068 (*sse4_1_extendv4hiv4si2): Likewise.
9069 (sse4_1_extendv2hiv2di2): Likewise.
9070 (*sse4_1_extendv2hiv2di2): Likewise.
9071 (sse4_1_extendv2siv2di2): Likewise.
9072 (*sse4_1_extendv2siv2di2): Likewise.
9073 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9074 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9075 (sse4_1_zero_extendv4qiv4si2): Likewise.
9076 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9077 (sse4_1_zero_extendv2qiv2di2): Likewise.
9078 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9079 (sse4_1_zero_extendv4hiv4si2): Likewise.
9080 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9081 (sse4_1_zero_extendv2hiv2di2): Likewise.
9082 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9083 (sse4_1_zero_extendv2siv2di2): Likewise.
9084 (*sse4_1_zero_extendv2siv2di2): Likewise.
9085 (sse4_1_ptest): Likewise.
9086 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9087 (sse4_2_pcmpestri): Likewise.
9088 (sse4_2_pcmpestrm): Likewise.
9089 (sse4_2_pcmpistri): Likewise.
9090 (sse4_2_pcmpistrm): Likewise.
9092 (aeskeygenassist): Likewise.
9094 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9096 * config/i386/predicates.md (vzeroall_operation): New.
9098 * config/i386/sse.md (avx_vzeroall): New.
9099 (*avx_vzeroall): Likewise.
9101 2008-08-28 Paul Brook <paul@codesourcery.com>
9102 Mark Shinwell <shinwell@codesourcery.com>
9103 Richard Earnshaw <richard.earnshaw@arm.com>
9105 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9106 (TARGET_MIN_ANCHOR_OFFSET): New.
9107 (arm_override_options): Set correct anchor ranges for Thumb-1
9108 and Thumb-2 if required.
9109 (legitimize_pic_address): Handle case involving a TLS symbol
9110 reference with an addend.
9111 (arm_optimization_options): Enable section anchors at -O1 and
9113 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9114 * config/arm/arm-protos.h (arm_optimization_options): New.
9116 2008-08-28 Nick Clifton <nickc@redhat.com>
9118 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9119 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9122 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9123 * config/v850/v850.md (return): Remove frame size restriction.
9125 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9127 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9129 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9131 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9133 2008-08-28 Paul Brook <paul@codesourcery.com>
9135 * config/arm/vfp11.md: Update license notice.
9136 * config/arm/cortex-r4.md: Ditto.
9138 2008-08-28 Richard Guenther <rguenther@suse.de>
9140 PR tree-optimization/37207
9141 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9144 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9147 * tree.c (int_fits_type_p): Don't forget unsigned integers
9148 of type sizetype which higher end word equals -1.
9150 2008-08-28 Ira Rosen <irar@il.ibm.com>
9152 * target.h (struct vectorize): Add new target builtin.
9153 * tree-vectorizer.c (destroy_loop_vec_info): Call
9154 vect_free_slp_instance instead of vect_free_slp_node.
9155 * tree-vectorizer.h (enum slp_load_perm_type): New.
9156 (struct _slp_instance): Add new fields.
9157 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9158 (SLP_INSTANCE_LOADS): New.
9159 (vect_free_slp_tree): Remove.
9160 (vect_free_slp_instance): Declare.
9161 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9162 (vectorizable_load): Add argument.
9163 (vect_transform_slp_perm_load): New.
9164 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9166 (vect_get_place_in_interleaving_chain): New function.
9167 (vect_free_slp_tree): Make static.
9168 (vect_free_slp_instance): New function.
9169 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9170 collect the load location in the interleaving chain.
9171 (vect_supported_slp_permutation_p): New function.
9172 (vect_supported_load_permutation_p): Likewise.
9173 (vect_analyze_slp_instance): In case of loads permutation, call
9174 vect_supported_load_permutation_p to check that the permutation is
9176 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9177 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9178 (vect_create_mask_and_perm): New function.
9179 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9180 (vectorizable_load): Add an argument. Don't keep the created vectors
9181 statements in the node if permutation is required. Call
9182 vect_transform_slp_perm_load to generate the permutation.
9183 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9184 additional argument.
9185 (vect_schedule_slp_instance): In case of loads permutation, allocate
9186 vectorized statements structure for all the related SLP nodes. Call
9187 vect_transform_stmt with addditional argument.
9188 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9189 * config/spu/spu.c (spu_builtin_vec_perm): New.
9190 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9191 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9192 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9193 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9195 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9197 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9198 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9199 __gthread_cond_signal, __gthread_cond_timedwait,
9200 __gthread_cond_timedwait_recursive): New functions.
9201 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9203 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9206 2008-08-28 Richard Guenther <rguenther@suse.de>
9209 * fold-const.c (maybe_canonicalize_comparison_1): Require
9210 undefined overflow only for canonicalizing A +- CST cmp CST.
9211 Make sure to not generate new constants that are not inside
9212 their TYPE_MIN/MAX_VALUE range.
9213 (maybe_canonicalize_comparison): Remove undefined overflow
9215 (fold_binary): Remove now duplicate folding.
9217 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9219 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9220 use not updated in the last change.
9222 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9224 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9225 (IRA_COVER_CLASSES): Add FPUL_REGS.
9227 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9230 * c-common.c (conversion_warning): Check for null operands.
9232 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9235 * c-decl.c (check_for_loop_decls): Improve error message. Give
9238 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9241 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9242 (convert_for_assignment): Pass corrent OPT_W* parameter to
9243 WARN_FOR_ASSIGNMENT.
9245 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9248 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9250 2008-08-27 Paul Brook <paul@codesourcery.com>
9252 * config.gcc: Loosen checks for arm uclinux eabi targets.
9254 2008-08-27 Paul Brook <paul@codesourcery.com>
9256 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9258 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9260 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9262 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9263 the enumerators of an ENUMERAL_TYPE.
9264 * dbxout.c (dbxout_type): Ditto.
9266 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9269 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9270 (fwprop_addr): Check that the loop_father is not the outer loop.
9272 2008-08-26 Paul Brook <paul@codesourcery.com>
9274 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9275 Remove documentation entry for fmul type.
9276 Use fmuls to annotate single-precision multiplication patterns,
9277 fmuld to annotate double-precision multiplication patterns,
9278 fmacs to annotate single-precision multiply-accumulate patterns
9279 and fmacd to annotate double-precision multiply-accumulate patterns.
9280 * config/arm/vfp11.md: Update reservations accordingly.
9281 * config/arm/arm.md: Note that certain values of the "type"
9282 attribute are documented in vfp.md.
9283 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9284 (v10_cvt): Use new fmul types.
9286 2008-08-26 Paul Brook <paul@codesourcery.com>
9288 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9289 * config/arm/vfp11.md: ...here. New.
9290 * config/arm/arm.md: Include vfp11.md.
9292 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9294 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9295 parameter to inform call.
9297 2008-08-26 Jeff Law <law@redhat.com>
9299 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9300 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9301 preferred class when copying a constant into a partial word register.
9303 2008-08-26 Ben Elliston <bje@au.ibm.com>
9305 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9306 * cp/typeck.c: Likewise.
9307 * cp/tree.c: Likewise.
9308 * gimple-low.c: Likewise.
9311 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9313 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9314 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9316 * doc/passes.texi: Describe IRA.
9318 * doc/tm.texi (IRA_COVER_CLASSES,
9319 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9321 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9322 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9323 -fira-propagate-cost, -fno-ira-share-save-slots,
9324 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9326 * flags.h (ira_algorithm): New enumeration.
9327 (flag_ira_algorithm, flag_ira_verbose): New external variable
9330 * postreload.c (gate_handle_postreload): Don't do post reload
9331 optimizations unless the reload is completed.
9333 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9336 * tree-pass.h (pass_ira): New external variable declaration.
9338 * reload.h: Add 2008 to the Copyright.
9340 * cfgloopanal.c: Include params.h.
9341 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9344 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9346 * toplev.c (ira.h): New include.
9347 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9348 (backend_init_target): Call ira_init.
9349 (backend_init): Call ira_init_once.
9350 (finalize): Call finish_ira_once.
9352 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9353 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9356 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9357 may_move_out_cost): New external variable declarations.
9358 (move_table): New typedef.
9360 * caller-save.c: Include headers output.h and ira.h.
9361 (no_caller_save_reg_set): New global variable.
9362 (save_slots_num, save_slots): New variables.
9363 (reg_save_code, reg_restore_code, add_stored_regs): Add
9365 (init_caller_save): Set up no_caller_save_reg_set.
9366 (init_save_areas): Reset save_slots_num.
9367 (saved_hard_reg): New structure.
9368 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9369 (initiate_saved_hard_regs, new_saved_hard_reg,
9370 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9372 (setup_save_areas): Add code for sharing stack slots.
9373 (all_blocks): New variable.
9374 (save_call_clobbered_regs): Process pseudo-register too.
9375 (mark_set_regs): Process pseudo-register too.
9376 (insert_one_insn): Put the insn after bb note in a empty basic
9377 block. Add insn check.
9379 * global.c (eliminable_regset): Make it external.
9380 (mark_elimination): Use DF_LR_IN for IRA.
9381 (pseudo_for_reload_consideration_p): New.
9382 (build_insn_chain): Make it external. Don't ignore spilled
9383 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9384 (gate_handle_global_alloc): New function.
9385 (pass_global_alloc): Add the gate function.
9387 * opts.c (decode_options): Set up flag_ira. Print the warning for
9389 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9391 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9393 * regmove.c (regmove_optimize): Don't do replacement of output for
9396 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9397 New external variable declarations.
9399 * local-alloc.c (update_equiv_regs): Make it external. Return
9400 true if jump label rebuilding should be done. Rescan new_insn for
9402 (gate_handle_local_alloc): New function.
9403 (pass_local_alloc): Add the gate function.
9405 * alias.c (value_addr_p, stack_addr_p): New functions.
9406 (nonoverlapping_memrefs_p): Use them for IRA.
9408 * common.opt (fira, fira-algorithm, fira-coalesce,
9409 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9410 fira-verbose): New options.
9412 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9413 move_cost, may_move_in_cost, may_move_out_cost): Make the
9415 (move_table): Remove typedef.
9416 (init_move_cost): Make it external.
9417 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9420 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9421 setup_reg_classes): New function prototypes.
9422 (eliminable_regset): New external variable declaration.
9423 (build_insn_chain, update_equiv_regs): New function prototypes.
9425 * Makefile.in (IRA_INT_H): New definition.
9426 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9427 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9428 (reload1.o, toplev.o): Add dependence on ira.h.
9429 (cfgloopanal.o): Add PARAMS_H.
9430 (caller-save.o): Add dependence on output.h and ira.h.
9431 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9432 ira-emit.o, ira-lives.o): New entries.
9434 * passes.c (pass_ira): New pass.
9436 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9438 * reload1.c (ira.h): Include the header.
9439 (changed_allocation_pseudos): New bitmap.
9440 (init_reload): Initiate the bitmap.
9441 (compute_use_by_pseudos): Permits spilled registers in FROM.
9442 (temp_pseudo_reg_arr): New variable.
9443 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9444 IRA. Call alter_reg with the additional parameter. Don't clear
9445 spilled_pseudos for IRA. Restore original insn chain for IRA.
9446 Clear changed_allocation_pseudos at the end of reload.
9447 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9448 (hard_regno_to_pseudo_regno): New variable.
9449 (count_pseudo): Check spilled pseudos. Set up
9450 hard_regno_to_pseudo_regno.
9451 (count_spilled_pseudo): Check spilled pseudos. Update
9452 hard_regno_to_pseudo_regno.
9453 (find_reg): Use better_spill_reload_regno_p. Check
9454 hard_regno_to_pseudo_regno.
9455 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9457 (eliminate_regs_1): Use additional parameter for alter_reg.
9458 (finish_spills): Set up pseudo_previous_regs only for spilled
9459 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9460 more arguments. Don't clear live_throughout and dead_or_set for
9461 spilled pseudos. Use additional parameter for alter_reg. Call
9462 mark_allocation_change. Set up changed_allocation_pseudos.
9463 Remove sanity check.
9464 (emit_input_reload_insns, delete_output_reload): Use additional
9465 parameter for alter_reg. Call mark_allocation_change.
9466 (substitute, gen_reload_chain_without_interm_reg_p): New
9468 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9470 * testsuite/gcc.dg/20080410-1.c: New file.
9472 * config/s390/s390.h (IRA_COVER_CLASSES,
9473 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9475 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9477 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9479 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9481 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9483 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9485 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9487 2008-08-24 Jeff Law <law@redhat.com>
9488 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9489 when ignoring unavailable registers.
9491 2008-08-24 Jeff Law <law@redhat.com>
9492 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9493 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9494 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9495 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9497 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9498 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9500 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9501 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9502 * reload1.c (find_reg): Process registers in register allocation order.
9504 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9505 * toplev.c (backend_init_target): Move ira_init call from
9507 (lang_dependent_init_target): ...to here.
9509 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9510 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9511 calculate memory move costs for NO_REGS.
9513 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9514 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9515 STACK_REGS is defined.
9517 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9518 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9520 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9521 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9523 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9524 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9525 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9528 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9529 Dorit Nuzman <dorit@il.ibm.com>
9531 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9532 vec_extract_evenv4sf, vec_extract_evenv8hi,
9533 vec_extract_evenv16qi, vec_extract_oddv4si,
9534 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9535 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9536 vec_interleave_highv4si, vec_interleave_lowv4si,
9537 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9538 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9539 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9541 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9544 * config/rs6000/rs6000.c (optimization_options): Don't default to
9545 section anchors without toplevel reorder.
9547 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9549 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9550 (mfc_end_critical_section): Likewise.
9552 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9554 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9555 all type qualifiers from element type to vector type.
9557 2008-08-25 David Daney <ddaney@avtrex.com>
9559 * config/mips/mips.md (immediate_insn): Move up in file, fix
9560 comment typo, reformat.
9561 (fetchop_bit, atomic_hiqi_op memory_barrier,
9562 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9563 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9564 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9565 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9566 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9567 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9568 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9569 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9570 sync_old_nand<mode>, sync_new_nand<mode>,
9571 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9572 test_and_set_12): Moved to sync.md.
9574 * config/mips/sync.md: New file.
9576 2008-08-25 Richard Henderson <rth@redhat.com>
9578 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9579 (regsave): Likewise.
9580 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9581 (output_cfi_directive): Likewise.
9582 (div_data_align): New.
9583 (output_cfi): Use it.
9585 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9587 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9588 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9589 (TARGET_OCTEON): New macro.
9590 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9591 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9592 (ISA_HAS_POP): New macro.
9593 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9595 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9597 * config/mips/mips.md (cpu): Add octeon.
9598 (type): Add pop attribute value.
9599 (popcount<mode>2): New pattern.
9600 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9602 2008-08-24 Jan Hubicka <jh@suse.cz>
9604 * doc/invoke.texi (-fipa-cp-clone): New option.
9605 (-fipa-cp): Update docs.
9606 (--param ipcp-unit-growth):New.
9607 * ipa-cp.c: Include fibheap.h, params.h
9608 (ipcp_initialize_node_lattices): When not cloning, all externally
9609 visible functions are bottom.
9610 (ipcp_need_redirect_p): Accept clones.
9611 (ipcp_insert_stage): Use cost driven heuristics.
9612 (max_count, dead_nodes): New static vars.
9613 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9614 ipcp_const_param_count): New functions.
9615 * common.opt (ipa-cp-clone): New command line option.
9616 * params.def (ipcp-unit-growth): New.
9618 2008-08-24 Jan Hubicka <jh@suse.cz>
9620 * tree-inline.c (tree_function_versioning): Look harder
9621 for referenced vars.
9623 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9625 PR tree-optimization/37185
9626 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9628 2008-08-23 Jan Hubicka <jh@suse.cz>
9630 * ipa-cp.c (ipcp_analyze_node): New function.
9631 (ipcp_update_cloned_node): Use it.
9632 (ipcp_init_stage): Likewise.
9633 * ipa-inline.c (function_insertion_hook_holder): New static var.
9634 (analyze_function): Break out from ....
9635 (inline_generate_summary): Here; register insertion hook.
9636 (cgraph_decide_inlining): Remove hook.
9637 (add_new_function): New function.
9639 2008-08-23 Jan Hubicka <jh@suse.cz>
9641 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9643 2008-08-23 Jan Hubicka <jh@suse.cz>
9645 * ipa-cp.c (constant_val_insert): Remove.
9646 (ipcp_propagate_one_const): Remove.
9647 (ipcp_create_replace_map): Always insert replacements to the map.
9648 (ipcp_insert_stage): Do not try to insert statements by hand.
9649 * tree-inline.c (insert_init_stmt): Break out from ...
9650 (setup_one_parameter): ... here; allow NULL BB pointer.
9651 (tree_function_versioning): Use setup_one_parameter to process
9654 2008-08-23 Jan Hubicka <jh@suse.cz>
9656 * tree.c (decl_address_ip_invariant_p): New function.
9657 * tree.h (decl_address_ip_invariant_p): Declare.
9658 * gimple.c (strip_invariant_refs): Break out from ...
9659 (is_gimple_invariant_address): ... here
9660 (is_gimple_ip_invariant_address): New function.
9661 (is_gimple_ip_invariant): New function.
9662 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9665 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9666 (ipcp_lat_is_insertable): All constants are insertable.
9667 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9668 IPA_CONST_VALUE_REF.
9669 (ipcp_initialize_node_lattices): Propagate all types of operands.
9670 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9671 (ipcp_create_replace_map): Reformat.
9672 (ipcp_need_redirect_p): Simplify.
9673 (ipcp_insert_stage): Check that argument is used before clonning.
9674 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9676 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9677 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9678 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9679 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9680 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9681 * tree-inline.c (tree_function_versioning): Add variables referenced
9684 2008-08-23 Jan Hubicka <jh@suse.cz>
9687 * i386.c (standard_80387_constant_p): Use optimize_size.
9689 2008-08-23 Ira Rosen <irar@il.ibm.com>
9691 PR tree-optimization/37161
9692 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9693 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9694 (vect_determine_vectorization_factor): Move the scalar type
9695 retrieval to vect_get_smallest_scalar_type.
9696 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9697 scalar type. Remove redundant computation.
9698 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9699 (vect_get_slp_defs): Take the type of RHS into account if
9700 necessary by calling vect_get_smallest_scalar_type. Call
9701 vect_get_constant_vectors with additional argument.
9703 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9706 * doc/invoke.texi (Wwrite-strings): Clarify description.
9708 2008-08-23 Ira Rosen <irar@il.ibm.com>
9710 PR tree-optimization/37174
9711 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9712 def stmt is a part of the loop before accessing its stmt_vec_info.
9714 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9717 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9718 (*swap): New insn pattern.
9719 (*ashlqi3): Rename from ashlqi3 insn pattern.
9720 (ashlqi3): New expanders.
9721 (*lshrqi3): Rename from lshrqi3 insn pattern.
9722 (lshrqi3): New expanders.
9723 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9724 lshrqi3_const5, lshrqi3_const6): New splitters.
9725 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9726 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9729 2008-08-22 Richard Guenther <rguenther@suse.de>
9731 PR tree-optimization/37078
9732 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9733 [+INF, +INF] ranges.
9735 2008-08-22 Richard Guenther <rguenther@suse.de>
9737 PR tree-optimization/37143
9738 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9739 a conversion statement instead of a copy.
9741 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9744 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9745 CCCmode, CCOmode and CCSmode destination modes.
9748 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9749 from different units in a single alternative.
9750 (*vec_extractv2sf_1): Ditto.
9751 (*vec_extractv2si_0): Ditto.
9752 (*vec_extractv2si_1): Ditto.
9753 * config/i386/sse.md (sse2_storehpd): Ditto.
9754 (sse2_storelpd): Ditto.
9755 (sse2_loadhpd): Ditto.
9756 (sse2_loadlpd): Ditto.
9759 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9760 (popcountsi2): Ditto.
9761 (clzdi2_abm): Ditto.
9762 (popcountdi2): Ditto.
9763 (clzhi2_abm): Ditto.
9764 (popcounthi2): Ditto.
9766 2008-08-22 Richard Guenther <rguenther@suse.de>
9770 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9771 if the multiplication does not overflow.
9773 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9775 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9777 2008-08-21 Richard Henderson <rth@redhat.com>
9779 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9780 spurrious comma from test.
9781 * configure: Rebuild.
9783 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9786 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9789 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9791 * c-tree.h (grokfield): New argument.
9792 * c-decl.c (grokfield): Handle new location argument.
9793 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9795 2008-08-21 Richard Guenther <rguenther@suse.de>
9797 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9799 2008-08-21 Jan Hubicka <jh@suse.cz>
9801 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9802 (cgraph_add_function_insertion_hook,
9803 cgraph_remove_function_insertion_hook,
9804 cgraph_call_function_insertion_hooks): New functions.
9805 * cgraph.h (cgraph_add_function_insertion_hook,
9806 cgraph_remove_function_insertion_hook,
9807 cgraph_call_function_insertion_hooks): Declare.
9808 * ipa-reference.c (function_insertion_hook_holder): New variable.
9809 (check_operand, look_for_address_of): When checking late, do not care
9810 about module bitmaps.
9811 (add_new_function): New function.
9812 (generate_summary): Register hooks; zero module bitmaps.
9813 (propagate): Unregister hooks.
9814 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9815 (add_new_function): New function.
9816 (generate_summary): Register hook.
9817 (propagate): Remove hook.
9819 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9821 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9822 * ipa-cp.c (ipcp_update_cloned_node): New function.
9823 (build_const_val): Handle functions correctly; bring type logic
9824 into sync with tree-inline.c
9825 (ipcp_init_stage): Take care of computing stuff needed by
9826 indirect inlining; update clones.
9827 (ipcp_generate_summary): Break out of ipcp_driver.
9828 (ipcp_driver): Do only execution and transformation.
9829 (pass_ipa_cp): Make IPA_PASS.
9830 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9832 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9833 ipcp, some info is already available.
9834 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9835 * tree-inline.c (remap_ssa_name): Unshare expression.
9837 2008-08-21 Richard Guenther <rguenther@suse.de>
9839 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9840 a PHI ask VN if it is already available.
9841 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9842 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9844 2008-08-21 Richard Guenther <rguenther@suse.de>
9847 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9848 makes sure to produce a result of the correct type.
9850 2008-08-21 Jan Hubicka <jh@suse.cz>
9851 Backport from LTO branch:
9853 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9854 Jan Hubicka <jh@suse.cz>
9857 (init_state, finish_state, set_function_state, generate_summary):
9859 (scan_stmt): Renamed from scan_function. Changed to keep state in
9860 local static vars rather than cgraph aux field.
9861 (propagate): Renamed from static_execute. Changed to keep state in
9862 local static vars rather than cgraph aux field.
9863 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9864 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9866 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9868 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9869 * ipa-reference.c (init_function_info, generate_summary,
9870 propagate): New functions.
9871 (analyze_function): Call init_function_info.
9872 (static_execute): Stripped into generate_summary and propagate.
9873 (pass_ipa_reference): Made into ipa_opt_pass.
9875 2008-08-21 Richard Guenther <rguenther@suse.de>
9877 PR tree-optimization/37181
9878 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9880 (extract_range_from_unary_expr): Likewise.
9882 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9884 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9886 * toplev.h (pedwarn_at): Likewise.
9887 * builtins.c: Update all calls to pedwarn.
9888 * c-lex.c: Likewise.
9889 * toplev.c: Likewise.
9890 * c-tree.h: Likewise.
9891 * c-decl.c: Likewise.
9892 * c-errors.c: Likewise.
9893 * c-typeck.c: Likewise.
9894 * c-common.c: Likewise.
9895 * c-parser.c: Likewise.
9897 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9900 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9901 with MODE_VECTOR_INT mode.
9903 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9906 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9907 initialized outside the current module.
9908 (warn_uninitialized_var): Ignore left-hand side when walking the
9909 trees. Ignore address expressions. Examine VUSE operands in gimple
9910 statements with a variable declaration on the right-hand side.
9912 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9915 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9917 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9920 * c-common.c (conversion_warning): Do not warn if applying bit-and
9921 operator to unsigned constant that fits in the target type.
9923 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9926 * c-common.c (conversion_warning): Do not warn for artificial
9929 2008-08-20 Richard Guenther <rguenther@suse.de>
9931 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9932 (extract_range_from_binary_expr): Fall back to constant propagation.
9933 (extract_range_from_unary_expr): Likewise.
9935 2008-08-20 Richard Guenther <rguenther@suse.de>
9937 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9938 with TREE_THIS_VOLATILE on shared nodes.
9939 (fold_stmt_r): Likewise.
9941 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9944 * c-parser.c (c_parser_attributes): For keywords use canonical
9945 spelling for attr_name.
9947 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9949 * value-prof.c (check_counter): Revert wrong call to error.
9951 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9953 * profile.c: Update calls to inform.
9954 * value-prof.c: Update calls to inform.
9956 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9958 * diagnostic.c (inform): Add an explicit location_t parameter.
9959 * toplev.h (inform): Update declaration.
9960 * builtins.c: Update all calls to inform.
9961 * c-common.c: Likewise.
9962 * c-decl.c: Likewise.
9963 * c-opts.c: Likewise.
9964 * c-pch.c: Likewise.
9965 * c-pragma.c: Likewise.
9966 * c-typeck.c: Likewise.
9967 * coverage.c: Likewise.
9969 * toplev.c: Likewise.
9970 * tree-cfg.c: Likewise.
9971 * tree-ssa.c: Likewise.
9973 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9976 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9977 V2DI mode, for SSE4.1, use movq instead of vector set if the
9978 second element is zero and inter-unit moves are OK.
9980 2008-08-20 Richard Guenther <rguenther@suse.de>
9982 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9983 properly handle conversion/copy chains after tuplification.
9985 2008-08-20 Richard Guenther <rguenther@suse.de>
9987 * passes.c (init_optimization_passes): Move the second
9988 forwprop pass before alias computation. Remove the second
9989 DCE pass. Remove the first dominator and phi copy/const
9992 2008-08-20 Nick Clifton <nickc@redhat.com>
9994 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9995 support of this feature. Do not assume that a sufficiently new
9996 assembler will support the feature regardless of the target type.
9997 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9998 * configure: Regenerate.
10000 2008-08-20 Richard Guenther <rguenther@suse.de>
10002 * tree-vrp.c (found_in_subgraph): Remove.
10003 (live): New global static.
10004 (live_on_edge): New function.
10005 (blocks_visited): Remove.
10006 (register_edge_assert_for_2): Use live_on_edge.
10007 (find_conditional_asserts): Remove code dealing with
10008 found_in_subgraph. Do not walk the CFG.
10009 (find_switch_asserts): Likewise.
10010 (find_assert_locations_1): Renamed from find_assert_locations.
10011 Move finding assert locations for conditional and switch
10012 statements first. Update live bitmap. Do not walk the CFG.
10013 (find_assert_locations): New function.
10014 (insert_range_assertions): Remove entry of CFG walk.
10015 Adjust call to find_assert_locations.
10016 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10017 that only can appear because of fake exit edges but assert we
10018 never try to insert on those.
10019 (fini_pre): Do not remove fake exit edges here...
10020 (execute_pre): ...but here, before committing edge inserts.
10022 2008-08-19 Richard Guenther <rguenther@suse.de>
10024 * passes.c (init_optimization_passes): Exchange store-ccp
10027 2008-08-19 Rafael Espíndola <espindola@google.com>
10029 * varasm.c (weak_decls): Move earlier in the file.
10030 (assemble_external): Add weak decls to the weak_decls list.
10031 (declare_weak): Don't add decls to the weak_decls list.
10033 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10036 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10037 before (sse2_shufpd_<mode>).
10039 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10042 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10043 * tree.c (block_nonartificial_location): Likewise.
10045 2008-08-19 Richard Guenther <rguenther@suse.de>
10047 PR tree-optimization/35972
10048 PR tree-optimization/23094
10049 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10051 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10052 handle MISALIGNED_INDIRECT_REF.
10053 (get_ref_from_reference_ops): New helper.
10054 (vn_reference_lookup_pieces): Walk the use-def chain using the
10055 alias-oracle if requested.
10056 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10057 walking the use-def chain.
10058 (compute_avail): But not here.
10059 (create_component_ref_by_pieces_1): Properly handle
10060 MISALIGNED_INDIRECT_REF.
10061 (do_regular_insertion): Handle fully redundant
10062 expressions after PHI-translation also for SSA_NAME values, not
10063 only constants. Correctly use edoubleprime for that.
10065 2008-08-19 Ira Rosen <irar@il.ibm.com>
10067 * tree-vectorizer.c (supportable_widening_operation): Support
10068 multi-step conversion, return the number of steps in such conversion
10069 and the required intermediate types.
10070 (supportable_narrowing_operation): Likewise.
10071 * tree-vectorizer.h (vect_pow2): New function.
10072 (supportable_widening_operation): Change argument types.
10073 (supportable_narrowing_operation): Likewise.
10074 (vectorizable_type_promotion): Add an argument.
10075 (vectorizable_type_demotion): Likewise.
10076 * tree-vect-analyze.c (vect_analyze_operations): Call
10077 vectorizable_type_promotion and vectorizable_type_demotion with
10078 additional argument.
10079 (vect_get_and_check_slp_defs): Detect patterns.
10080 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10082 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10083 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10084 factor according to the smallest type in the loop.
10085 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10086 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10087 supportable_widening_operation with correct arguments.
10088 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10089 operands lists according to the number of vector statements in left
10090 or right node, if exists.
10091 (vect_gen_widened_results_half): Remove unused argument.
10092 (vectorizable_conversion): Call supportable_widening_operation,
10093 supportable_narrowing_operation, and vect_gen_widened_results_half
10094 with correct arguments.
10095 (vectorizable_assignment): Change documentation, support multiple
10097 (vectorizable_operation): Likewise.
10098 (vect_get_loop_based_defs): New function.
10099 (vect_create_vectorized_demotion_stmts): Likewise.
10100 (vectorizable_type_demotion): Support loop-aware SLP and general
10101 multi-step conversion. Call vect_get_loop_based_defs and
10102 vect_create_vectorized_demotion_stmts for transformation.
10103 (vect_create_vectorized_promotion_stmts): New function.
10104 (vectorizable_type_promotion): Support loop-aware SLP and general
10105 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10106 for transformation.
10107 (vectorizable_store): Change documentation, support multiple
10109 (vectorizable_load): Likewise.
10110 (vect_transform_stmt): Pass SLP_NODE to
10111 vectorizable_type_promotion and vectorizable_type_demotion.
10112 (vect_schedule_slp_instance): Move here the calculation of number
10113 of vectorized statements for each node from...
10114 (vect_schedule_slp): ... here.
10115 (vect_transform_loop): Call vect_schedule_slp without the last
10118 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10121 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10122 to == in assert statement.
10123 (vectorizable_reduction): Fix typo.
10125 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10128 * value-prof.c (check_counter): Dereference pointer to overall
10129 count when printing it.
10131 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10133 * profile.h: Really add it.
10135 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10137 * mcf.c: Really add it.
10139 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10140 Vinodha Ramasamy <vinodha@google.com>
10142 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10144 * value-prof.c (check_counter): Fix the counter if
10145 flag_profile_correction is true.
10146 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10147 tree_mod_subtract_transform):
10148 Follow check_counter parameter change.
10149 * common.opt (fprofile-correction): New option.
10151 * profile.h: Likewise.
10152 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10153 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10154 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10156 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10157 flag_profile_correction is set.
10159 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10161 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10163 2008-08-18 Tomas Bily <tbily@suse.cz>
10165 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10166 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10168 * tree-data-ref.c (split_constant_offset_1): Likewise.
10169 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10170 * tree-sra.c (sra_walk_expr): Likewise.
10171 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10172 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10173 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10174 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10176 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10177 * tree-vect-transform.c (vectorizable_type_demotion)
10178 (vectorizable_type_promotion): Likewise.
10179 * tree-inline.c (expand_call_inline):
10180 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10181 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10182 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10183 * expr.c (expand_expr_real_1): Likewise.
10184 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10185 (gimple_assign_unary_useless_conversion_p): Likewise.
10186 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10187 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10188 * fold-const.c (fold_unary): Likewise.
10189 * tree.h (CONVERT_EXPR_P): Likewise.
10190 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10191 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10193 (register_edge_assert_for_2, extract_range_from_unary_expr)
10194 (register_edge_assert_for_1): Likewise.
10196 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10198 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10199 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10200 (enum real_value_const): Delete.
10201 (get_real_const): Delete.
10202 * real.c (get_real_const): Delete.
10203 (dconst_e_ptr): Define.
10204 (dconst_third_ptr): Define.
10205 (dconst_sqrt2_ptr): Define.
10206 * builtins.c: Update all callers.
10208 2008-08-18 Richard Guenther <rguenther@suse.de>
10210 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10211 statement iterator after statement removal.
10213 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10215 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10216 (detect_processor_freebsd): Likewise.
10217 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10219 2008-08-18 Richard Guenther <rguenther@suse.de>
10221 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10222 and loads have the correct types.
10224 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10227 * c-opts.c (cpp_opts): Remove static.
10228 * c-parser.c (cpp_opts): Declare it extern.
10229 (disable_extension_diagnostics): Handle cpp options.
10230 (enable_extension_diagnostics): Likewise.
10232 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10234 * diagnostics.c (permerror_at): Rename as permerror.
10235 (permerror): Delete.
10236 * toplev.h: Likewise.
10238 2008-08-18 Richard Guenther <rguenther@suse.de>
10240 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10241 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10242 Move call_cdce before build_alias. Move copyrename2,
10243 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10244 right after final inlining.
10245 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10246 (pass_build_cfg): But instead via TODO_dump_func.
10248 2008-08-18 Richard Guenther <rguenther@suse.de>
10250 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10252 (scalarize_init): If we failed to generate some initializers
10253 do not generate zeros for not instantiated members. Instead
10254 rely on the copy out.
10255 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10256 about missing flow-sensitive alias info only if we have
10259 2008-08-17 Nick Clifton <nickc@redhat.com>
10261 * doc/extend.texi (Function Attributes): Fix typo in description
10262 if hot function attribute.
10264 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10265 Richard Sandiford <rdsandiford@googlemail.com>
10267 * doc/install.texi (--with-mips-plt): Document.
10268 * doc/invoke.texi (-mplt, -mno-plt): Document.
10269 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10270 and handle ${with_mips_plt}.
10271 * config/mips/mips.opt (mplt): New option.
10272 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10273 (TARGET_ABICALLS_PIC2): Likewise.
10274 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10275 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10276 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10277 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10278 to decide whether to output ".option picX" directives.
10279 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10280 Pass -call_nonpic rather than -KPIC for -mplt.
10281 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10282 on the command line. Also remove it when -mabi=64 is used without
10284 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10285 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10286 TARGET_ABICALLS_PIC0.
10287 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10289 (mips16_build_function_stub): Only output ".option pic" directives
10290 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10291 (mips16_build_call_stub): Fix comment and remove redundant
10292 ".set at"/"set .noat" directives.
10293 (mips_function_rodata_section): Use the default behaviour for
10294 TARGET_ABSOLUTE_ABICALLS.
10295 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10296 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10297 (mips_restore_gp): Do nothing if the current function doesn't use
10299 (mips_expand_prologue): Only save $gp if the current function uses it.
10300 Use a normal move for TARGET_ABICALLS_PIC0.
10301 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10303 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10305 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10306 of function when handling GLOBAL_POINTER_REGNUM.
10308 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10311 * common.opt (-fstack-check): Do not declare the variable here.
10312 (-fstack-check=): New option variant.
10313 * doc/invoke.texi (Code Gen Options): Document it.
10314 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10315 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10316 (STACK_CHECK_STATIC_BUILTIN): New macro.
10317 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10318 * opts.c: Include expr.h.
10319 (common_handle_option) <OPT_fold_stack_check_>: New case.
10320 <OPT_fstack_check>: Likewise.
10321 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10322 consistently in the test for variable-sized types. Adjust for
10323 new behaviour of flag_stack_check.
10324 * explow.c: Include except.h.
10325 (allocate_dynamic_stack_space): Do not take into account
10326 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10327 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10328 for variable-sized parameters. Treat all parameters whose size is
10329 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10330 stack checking is enabled.
10331 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10332 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10333 if generic stack checking is enabled.
10334 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10335 * reload1.c (reload): Likewise.
10336 * stmt.c (expand_decl): Assert that all automatic variables have
10337 fixed size at this point and remove dead code.
10338 * flags.h (stack_check_type): New enumeration type.
10339 (flag_stack_check): Declare.
10340 * toplev.c (flag_stack_check): New global variable.
10341 * Makefile.in (opts.o): Add dependency on EXPR_H.
10342 (explow.o): Add dependency on except.h.
10344 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10346 * config/avr/avr.c (avr_override_options): Reduce value of
10347 PARAM_INLINE_CALL_COST.
10349 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10351 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10352 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10353 lieu of TYPE_MODE (type) throughout.
10355 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10357 * config/arm/arm.c (add_minipool_backward_ref): Check for
10358 8-byte-aligned entries in second case of forcing insertion after a
10359 particular entry. Change third case to avoid inserting
10360 non-8-byte-aligned entries before 8-byte-aligned ones.
10362 2008-08-15 Richard Guenther <rguenther@suse.de>
10364 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10365 strip components for unknown size accesses.
10367 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10369 * config/s390/2097.md New file.
10370 * config/s390/s390.md ("z10prop" attribute): Define none,
10371 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10372 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10373 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10374 possible values and apply them to insns as appropriate.
10375 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10376 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10377 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10378 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10379 ("bfp" mode attribute): Removed. Every occurence replaced
10381 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10382 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10385 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10388 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10391 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10393 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10394 additional argument. Support reduction when duplication is needed due
10395 to data-types of different sizes in the loop.
10396 (get_initial_def_for_induction): Fix printout.
10397 (vect_get_vec_def_for_stmt_copy): Support case where the
10398 vec_stmt_for_operand is a phi node.
10399 (vectorizable_reduction): Support reduction when duplication is needed
10400 due to data-types of different sizes in the loop.
10401 (vectorizable_call): Remove restriction to not vectorize in case we
10402 have data-types of different sizes in the loop.
10403 (vectorizable_conversion): Likewise.
10404 (vectorizable_operation): Likewise.
10405 (vectorizable_type_demotion): Likewise.
10406 (vectorizable_type_promotion): Likewise.
10407 (vectorizable_induction): Add restriction to not vectorize in case
10408 we have data-types of different sizes in the loop.
10410 2008-08-14 Christophe Saout <christophe@saout.de>
10411 Uros Bizjak <ubizjak@gmail.com>
10414 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10415 (*vec_concatv2di_rex64_sse4_1): Ditto.
10416 (*vec_concatv2di_rex64_sse): Ditto.
10418 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10420 PR middle-end/37103
10421 * fold-const.c (fold_widened_comparison): Do not allow
10422 sign changes that change the result even if shorter type
10423 is wider than arg1_unw's type.
10425 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10427 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10428 Skip if the multilib testing specifies -march that does not
10429 agree with the one specified in the testcase.
10431 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10433 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10434 zero extend SImode values being converted to TFmode before passing
10437 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10439 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10440 __PPU__ when targeting the Cell/B.E. PPU processor.
10442 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10444 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10445 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10446 Rematerialize the static chain, if any.
10447 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10450 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10452 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10453 (new_loc_descr): Likewise.
10454 (add_loc_descr): Likewise.
10455 (size_of_loc_descr): Likewise.
10456 (size_of_locs): Likewise.
10457 (output_loc_operands): Likewise.
10458 (output_loc_sequence): Likewise.
10459 (new_reg_loc_descr): New.
10460 (build_cfa_loc): Use it.
10461 (build_cfa_aligned_loc): Likewise.
10462 (one_reg_loc_descriptor): Likewise.
10463 (based_loc_descr): Likewise.
10465 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10468 * doc/invoke.texi (Wmain): Update.
10469 * c-decl.c (start_decl): warn_main is only 0 or 1.
10470 (start_function): Likewise. Fix formatting.
10471 (finish_function): Delete redundant warning.
10472 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10473 * c-opts (c_common_handle_option): -Wall only has effect if
10474 warn_main is uninitialized. OPT_Wmain is automatically
10475 handled. -pedantic also enables Wmain.
10476 (c_common_post_options): Handle all logic for Wmain here.
10477 * c-common.c (warn_main): Delete.
10478 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10479 * c-common.h (warn_main): Delete.
10481 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10483 PR middle-end/36701
10484 * expr.c (emit_group_store): Allocate stack temp with the
10485 largest alignment when copying from register to stack.
10487 2008-08-13 Richard Guenther <rguenther@suse.de>
10489 * tree.h (maybe_fold_offset_to_address): Declare.
10490 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10491 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10492 Likewise for POINTER_PLUS_EXPR.
10493 (maybe_fold_offset_to_reference): Enable disabled code.
10494 (maybe_fold_offset_to_address): New function.
10495 (fold_stmt_r): Use it.
10496 (fold_gimple_assign): Likewise.
10497 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10498 (gimplify_expr): Likewise.
10500 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10502 * toplev.h (pedwarn_at): Fix declaration.
10504 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10506 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10507 LINK_SPEC): Use %R in -Y P argument.
10509 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10512 * diagnostic.c (pedwarn_at): New.
10513 * toplev.h (pedwarn_at): Declare.
10514 * c-tree.h (build_enumerator): Update declaration.
10515 * c-decl.c (finish_enum): Update comment.
10516 (build_enumerator): Take a location parameter. Give a pedwarn but do
10517 not perform any conversion.
10518 * c-parser.c (c_parser_enum_specifier): Set correct location for
10521 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10524 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10525 expressions except for conversions to signed:1 bitfields. Handle
10526 COND_EXPR with constant operands.
10528 2008-08-13 Richard Guenther <rguenther@suse.de>
10530 PR tree-optimization/15255
10531 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10532 (struct oecount_s): New struct and VEC types.
10533 (cvec): New global.
10534 (oecount_hash): New function.
10535 (oecount_eq): Likewise.
10536 (oecount_cmp): Likewise.
10537 (zero_one_operation): New function.
10538 (build_and_add_sum): Likewise.
10539 (undistribute_ops_list): Perform un-distribution of multiplication
10540 and division on the chain of summands.
10541 (should_break_up_subtract): Also break up subtracts for factors.
10542 (reassociate_bb): Delete dead visited statements.
10543 Call undistribute_ops_list. Re-sort and optimize if it did something.
10544 * passes.c (init_optimization_passes): Move DSE before
10546 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10549 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10551 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10553 * doc/invoke.texi: Revert unintended checkin.
10555 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10558 * gcc.c (include_spec_function): Tweak call to find_a_file.
10560 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10562 PR middle-end/37014
10563 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10564 and TRUTH_ORIF_EXPR.
10565 * dojump.c (do_jump): Likewise.
10567 PR tree-optimization/37084
10568 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10569 if id->regimplify, don't assume stmt is a cast assignment.
10571 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10573 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10575 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10578 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10581 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10583 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10584 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10586 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10587 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10588 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10589 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10590 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10592 * doc/tm.texi (Storage Layout): Remove documentation for
10593 TARGET_FLOAT_FORMAT.
10595 * simplify-rtx.c (simplify_binary_operation_1): Replace
10596 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10598 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10600 * real.h (struct real_format): New member has_sign_dependent_rounding.
10601 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10602 spu_single_format, ieee_double_format, mips_double_format,
10603 motorola_double_format, ieee_extended_motorola_format,
10604 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10605 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10606 mips_extended_format, ieee_quad_format, mips_quad_format,
10607 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10608 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10610 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10611 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10612 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10613 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10614 (ROUND_TOWARDS_ZERO): Likewise.
10616 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10617 (FLOAT_MODE_FORMAT): New macro.
10618 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10619 (MODE_COMPOSITE_P): ... this new macro.
10620 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10621 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10622 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10624 * flags.h: Include "real.h".
10626 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10627 REAL_MODE_FORMAT_COMPOSITE_P.
10628 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10630 * doc/tm.texi (Storage Layout): Remove documentation of
10631 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10632 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10633 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10634 they only apply to libgcc2.a.
10636 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10638 * config/spu/float_disf.c: New file.
10639 * config/spu/float_unsdisf.c: New file.
10640 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10641 (LIB2FUNCS_EXCLUDE): Define.
10643 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10644 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10646 * real.h (struct real_format): New member round_towards_zero.
10647 * real.c (round_for_format): Respect fmt->round_towards_zero.
10648 (ieee_single_format, mips_single_format, motorola_single_format,
10649 spu_single_format, ieee_double_format, mips_double_format,
10650 motorola_double_format, ieee_extended_motorola_format,
10651 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10652 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10653 mips_extended_format, ieee_quad_format, mips_quad_format,
10654 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10655 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10657 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10658 real_format to choose rounding mode when calling MPFR functions.
10659 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10660 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10662 * real.h (real_to_decimal_for_mode): Add prototype.
10663 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10664 Respect target rounding mode when generating decimal representation.
10665 (real_to_decimal): New stub for backwards compatibility.
10666 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10667 real_to_decimal_for_mode instead of real_to_decimal.
10669 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10671 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10672 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10674 * real.c (spu_single_format): New variable.
10675 * real.h (spu_single_format): Declare.
10677 * config/spu/spu.c (spu_override_options): Install SFmode format.
10678 (spu_split_immediate): Use integer mode to operate on pieces of
10679 floating-point values in all cases.
10681 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10682 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10683 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10685 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10687 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10689 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10691 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10693 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10696 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10697 on the VAR_DECL instead of TYPE_READONLY on its type.
10699 2008-08-12 Ira Rosen <irar@il.ibm.com>
10701 * tree-vectorizer.c: Depend on langhooks.h.
10702 (supportable_widening_operation): Add two arguments. Support double
10704 (supportable_narrowing_operation): Likewise.
10705 * tree-vectorizer.h (supportable_widening_operation): Add two
10707 (supportable_narrowing_operation): Likewise.
10708 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10709 supportable_widening_operation with correct arguments.
10710 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10711 (vectorizable_type_demotion): Support double type conversions.
10712 (vectorizable_type_promotion): Likewise.
10713 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10715 2008-08-11 Michael Matz <matz@suse.de>
10717 * i386/i386.c (override_options): Move initialisation from
10718 flag_schedule_insns_after_reload to here from ...
10719 (optimization_options): ... here.
10721 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10723 PR rtl-optimization/36998
10724 * dwarf2out.c (compute_barrier_args_size_1,
10725 compute_barrier_args_size): Temporarily remove assertions.
10727 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10729 PR middle-end/20644
10730 * tree-ssa.c (struct walk_data): Add new flag
10731 warn_possibly_uninitialized.
10732 (warn_uninitialized_var): Use it.
10733 (warn_uninitialized_vars): New.
10734 (execute_early_warn_uninitialized): Call it.
10735 (execute_late_warn_uninitialized): Likewise.
10737 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10739 PR middle-end/36238
10740 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10741 for memory subregs.
10743 2008-08-09 Jan Hubicka <jh@suse.cz>
10746 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10748 (expand_fix): Be prepared for expansion to fail.
10749 (expand_sfix_optab): Remove instructions if expansion failed.
10751 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10753 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10754 avr31 architecture.
10755 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10756 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10758 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10760 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10761 mips/t-libgcc-mips16 to tmake_file.
10762 * config/mips/mips-protos.h (mips_call_type): New enum.
10763 (mips_pic_base_register, mips_got_load): Declare.
10764 (mips_restore_gp): Take an rtx argument.
10765 (mips_use_pic_fn_addr_reg_p): Declare.
10766 (mips_expand_call): Replace the sibcall_p argument with
10767 a mips_call_type argument. Add a lazy_p parameter.
10768 (mips_split_call): Declare.
10769 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10770 (MIPS16_PIC_TEMP): Likewise.
10771 (reg_class): Delete M16_NA_REGS.
10772 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10773 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10774 (mips_split_hi_p): Declare.
10775 * config/mips/mips.c (mips_split_hi_p): New array.
10776 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10777 (mips_got_symbol_type_p): New function.
10778 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10779 (mips16_stub_function_p): New function.
10780 (mips16_local_function_p): Likewise.
10781 (mips_use_pic_fn_addr_reg_p): Likewise.
10782 (mips_cannot_force_const_mem): Return false for HIGHs.
10783 Extend CONST_INT and symbolic handling to MIPS16, using
10784 mips_symbol_insns to check that the base symbol type is a
10785 legitimate constant. Reject GOT-based constants if
10786 TARGET_MIPS16_PCREL_LOADS.
10787 (mips_const_insns): Check targetm.cannot_force_const_mem when
10788 decomposing a symbolic base and a large offset.
10789 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10790 When calling a function that needs $25 from MIPS16 code,
10791 move the target address into $25 separately and add a USE
10793 (mips16_gp_pseudo_reg): Insert the initializer immediately
10794 before the first real insn.
10795 (mips_pic_base_register, mips_got_load): New functions.
10796 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10797 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10798 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10799 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10800 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10801 also passing NULL_RTX rather than const0_rtx as the aux argument.
10802 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10803 instead of TARGET_EXPLICIT_RELOCS.
10804 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10805 (mips_load_call_address): Replace the sibcall_p argument with
10806 a mips_call_type argument. Use mips_got_load.
10807 (mips16_local_alias): New structure.
10808 (mips16_local_aliases): New variable.
10809 (mips16_local_aliases_hash): New function.
10810 (mips16_local_aliases_eq): Likewise.
10811 (mips16_local_alias): Likewise.
10812 (mips16_stub_function): Likewise.
10813 (mips16_build_function_stub): Create a local alias for the target
10814 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10815 .cpload directive and an R_MIPS_NONE relocation for the target
10816 function, then load the alias rather than the function itself.
10817 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10818 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10819 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10820 (mips16_build_call_stub): Replace the FN parameter with an
10821 FN_PTR parameter. Force the address into a register if it
10822 isn't a call_insn_operand; don't rely on the caller to do this.
10823 If a call to a locally-defined and locally-binding MIPS16
10824 function must be made indirectly, redirect the call to the
10825 function's local alias. Use mips16_stub_function_p,
10826 mips16_stub_function, mips_expand_call and use_reg.
10827 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10828 Use explicit %hi and %lo accesses where possible.
10829 Use MIPS_CALL to generate the correct code form of a
10830 jal instruction. Add clobbers of $18 instead of uses.
10831 Update the call to mips_emit_call_insn.
10832 (mips_expand_call): Replace the SIBCALL_P argument with a
10833 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10834 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10835 allowing it to modify the call address. Update the calls to
10836 mips_load_call_address and mips_emit_call_insn.
10837 (mips_split_call): New function.
10838 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10839 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10840 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10841 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10842 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10844 (mips_cprestore_slot): New function.
10845 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10846 and use mips_cprestore_slot.
10847 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10849 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10850 then use a copygp_mips16 instruction to set up $28.
10851 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10852 (mips16_lay_out_constants): Call split_all_insns_noflow.
10853 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10854 false if TARGET_MIPS16.
10855 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10856 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10857 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10858 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10859 MIPS16 code. Allow MIPS16 o32 PIC.
10860 (mips_override_options): Allow MIPS16 o32 PIC.
10861 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10862 after reload if TARGET_USE_GOT.
10863 (UNSPEC_COPYGP): New constant.
10864 (length): Use a default length of 8 for MIPS16 GOT loads.
10865 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10866 (*got_page<mode>): Check mips_split_hi_p.
10867 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10868 (unspec_got<mode>, unspec_call<mode>): New expanders.
10869 (load_got<mode>, load_call<mode>): Remove the length attributes.
10870 Use a got attribute instead of a type attribute.
10871 (copygp_mips16): New insn.
10872 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10873 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10874 (sibcall, sibcall_value, call, call_value): Update the calls
10875 to mips_expand_call.
10876 (call_internal, call_value_internal): Use mips_split_call.
10877 (call_value_multiple_internal): Likewise.
10878 (call_split): Move after call_internal (the insn it is split from).
10879 (call_internal_direct, call_value_internal_direct): Turn into
10880 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10881 (call_direct_split, call_value_direct_split): New patterns.
10882 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10883 and use M16_REGS instead of M16_NA_REGS.
10884 * config/mips/predicates.md (const_call_insn_operand): Replace
10885 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10886 mips_use_pic_fn_addr_reg_p check.
10887 (move_operand): Reject HIGHs if mips_split_hi_p.
10888 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10889 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10890 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10891 * config/mips/libgcc-mips16.ver: New file.
10892 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10893 $(srcdir)/config/mips/libgcc-mips16.ver.
10895 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10897 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10899 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10900 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10901 (mips16_cfun_returns_in_fpr_p): Likewise.
10903 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10905 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10906 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10907 rather than 4 to PC.
10909 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10911 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10912 (FUNCTION_PROFILER): Save the static chain pointer into $2
10913 beforehand and restore it aftewards.
10914 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10915 address directly into $25 and call the function through $25;
10916 do not clobber $3. Pad the DImode version to cover the space
10917 left by the deleted $25 <- $3 move.
10918 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10919 the removal of the $25 <- $3 move.
10920 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10921 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10923 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10924 Daniel Jacobowitz <dan@codesourcery.com>
10926 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10927 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10928 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10929 * config/mips/mips.c (mips_start_function_definition): New function.
10930 (mips_end_function_definition): Likewise.
10931 (mips_output_function_prologue): Use mips_start_function_definition.
10932 (mips_output_function_epilogue): Use mips_end_function_definition.
10933 (build_mips16_function_stub): Use mips_start_function_definition
10934 and mips_end_function_definition.
10935 (build_mips16_call_stub): Likewise.
10937 2008-08-09 Richard Guenther <rguenther@suse.de>
10939 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10940 * gimple.h (gimple_call_fn): Adjust comment.
10941 (gimple_call_set_fndecl): New function.
10942 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10943 longer having bare FUNCTION_DECL operand.
10944 (gimple_call_return_type): Likewise.
10945 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10947 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10948 (gimple_mod_pow2): Likewise.
10949 (gimple_mod_subtract): Likewise.
10950 (gimple_ic): Likewise.
10951 (gimple_stringop_fixed_value): Likewise.
10952 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10953 longer having bare FUNCTION_DECL operand.
10954 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10955 * omp-low.c (optimize_omp_library_calls): Likewise.
10956 * cgraphunit.c (update_call_expr): Likewise.
10957 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10958 (execute_convert_to_rsqrt): Likewise.
10959 * cfgexpand.c (gimple_to_tree): Simplify.
10960 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10961 bare FUNCTION_DECL operand.
10962 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10963 (convert_gimple_call): Use gimple_call_fndecl.
10964 * c-common.c (c_warn_unused_result): Likewise.
10966 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10969 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10970 (c_finish_return): Likewise.
10971 (c_start_case): Likewise.
10972 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10973 * c-parser.c (c_parser_condition): New. Call
10974 verify_sequence_points.
10975 (c_parser_paren_condition): Call c_parser_condition.
10976 (c_parser_for_statement): Call c_parser_condition.
10978 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10981 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10982 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10983 Moved from diagnostic.h
10984 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10986 (emit_diagnostic): New.
10987 (warning0, pedwarn0): Delete.
10988 (warning, warning_at, pedwarn, permerror): Return bool.
10989 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10990 Moved to diagnostic.c.
10991 (struct diagnostic_context): Use correct type for
10992 classify_diagnostic.
10993 (diagnostic_report_diagnostic): Update declaration.
10994 (emit_diagnostic): Declare.
10995 * errors.c (warning): Return bool.
10996 * errors.h (warning): Update declaration.
10997 * toplev.h (warning0, pedwarn0): Delete.
10998 (warning, warning_at, pedwarn, permerror): Return bool.
10999 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
11000 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
11001 inform. Update all calls.
11002 (diagnose_mismatched_decls): Check return value of warning/pedwarn
11003 before giving informative note.
11004 (implicit_decl_warning): Likewise.
11005 * c-typeck.c (build_function_call): Likewise.
11006 * tree-sssa.c (warn_uninit): Likewise.
11007 * builtins.c (gimplify_va_arg_expr): Likewise.
11009 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11012 * doc/invoke.texi (-Wextra): Move warning from here...
11013 (-Wuninitialized): ... to here.
11015 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11018 * flags.h (set_Wunused): Delete
11019 * toplev.c (process_options): Handle Wunused flags here.
11020 * opts.c (maybe_warn_unused_parameter): Delete.
11021 (common_handle_option): Replace set_Wunused by warn_unused.
11022 (set_Wextra): Do not handle Wunused-parameter here.
11023 (set_Wunused): Delete.
11024 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11026 * common.opt (Wunused): Add Var and Init.
11027 (Wunused-function): Likewise.
11028 (Wunused-label): Likewise.
11029 (Wunused-parameter): Likewise.
11030 (Wunused-value): Likewise.
11031 (Wunused-variable): Likewise.
11033 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11035 * doc/invoke.texi: Add cpu_type power7.
11036 * config.in (HAVE_AS_VSX): New.
11037 * config.gcc: Add cpu_type power7.
11038 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11040 * configure: Regenerate.
11041 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11043 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11044 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11045 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11047 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11049 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11050 type to vectorize.builtin_conversion.
11051 (vectorizable_conversion): Likewise.
11052 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11053 integral type as input.
11054 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11056 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11057 and ALTIVEC_BUILTIN_VCTSXS.
11058 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11061 2008-08-08 Richard Guenther <rguenther@suse.de>
11063 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11064 (surely_varying_stmt_p): Calls are varying only if they are
11065 non-builtin and not indirect or have no result.
11066 (ccp_fold): Re-instantiate code before the tuples merge.
11068 2008-08-08 Richard Guenther <rguenther@suse.de>
11070 PR tree-optimization/37056
11071 * gimple.h (gimple_assign_rhs_class): New helper function.
11072 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11073 unary operations properly.
11075 2008-08-07 Jan Hubicka <jh@suse.cz>
11077 * i386.h (ix86_size_cost): Declare.
11078 (ix86_cur_cost): New function macro.
11079 * i386.md (peepholes expanding size and splitters): Predicate by
11080 optimize_insn_for_speed_p.
11081 (peepholes reduce size and splitters): Predicate by
11082 optimize_insn_for_size_p.
11083 * i386.c (ix86_size_cost): Rename from ...
11084 (size_cost): This one.
11085 (override_options): Update.
11086 (decide_alg): Likewise.
11087 (ix86_expand_clear): Use RTL profile.
11088 (ix86_pad_returns): Use RTL profile.
11090 2008-08-07 Jan Hubicka <jh@suse.cz>
11092 * recog.c (split_all_insns): Set RTL profile
11093 (peephole2_optimize): Likewise.
11094 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11095 * combine.c (combine_instructions): Likewise.
11097 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11099 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11101 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11103 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11104 value in a6 after the set_frame_ptr insn.
11106 2008-08-07 Richard Henderson <rth@redhat.com>
11109 * gcc.c (cpp_options): Pass along -g*.
11111 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11113 * config/arm/arm.c (output_move_neon): Update comment describing
11114 big-endian vector layout.
11115 (arm_assemble_integer): Do not handle big-endian NEON vectors
11117 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11118 neon_vget_lane<mode>_sext_internal,
11119 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11120 element indices for big-endian.
11122 2008-08-07 Richard Henderson <rth@redhat.com>
11124 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11125 * configure, config.in: Rebuild.
11126 * debug.h (dwarf2out_do_cfi_asm): Declare.
11127 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11128 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11129 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11130 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11132 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11134 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11135 movv2si_internal): Combine into mov<mode>_internal.
11136 (movv2si_internal_2): Remove.
11138 2008-08-07 Jan Hubicka <jh@suse.cz>
11141 * i386.md (single stringop patterns): Enable unconditionally.
11143 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11146 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11148 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11149 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11151 * config/i386/sse.md (sse2_movq128): New.
11153 * doc/extend.texi: Document __builtin_ia32_movq128.
11155 2008-08-07 Richard Guenther <rguenther@suse.de>
11157 PR middle-end/37042
11158 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11159 pointers can access anything.
11161 2008-08-06 Jan Hubicka <jh@suse.cz>
11163 * optabs.c (emit_unop_insn): Break out to ...
11164 (maybe_emit_unop_insn): ... this one.
11165 (expand_sfix_optab): Use maybe variant.
11166 * optabs.h (maybe_emit_unop_insn): Declare.
11168 * i386.md (mov0 patterns): Enable by default.
11169 (FP conversion expanders): Disable expansion of code expanding
11170 sequences when instruction should be optimized for size.
11171 (single strinop patterns): Enable when optimizing for size.
11172 (string expanders): Disable expanding of code expanding sequences
11173 when optimizning instruction for size.
11174 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11176 (ix86_fp_comparison_sahf_cost): Likewise.
11177 (ix86_expand_branch): Likewise.
11178 (ix86_expand_ashl_const): Likewise.
11179 (ix86_split_ashl): Likewise.
11180 (ix86_expand_strlen): Likewise.
11181 (ix86_emit_fp_unordered_jump): Likewie.
11183 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11185 * c-common.c: Fix typo.
11186 (c_common_reswords): Activate more C++ keyword warnings.
11188 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11190 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11193 * diagnostic.c (permerror_at): New.
11194 * toplev.h (permerror_at): Declare.
11196 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11197 Ira Rosen <irar@il.ibm.com>
11199 * tree-vect-transform.c (vect_model_simple_cost): Return
11200 immediately if stmt is pure SLP.
11201 (vect_model_store_cost): Ditto.
11202 (vect_model_load_cost): Ditto.
11203 (vectorizable_store): Remove PURE_SLP check before call
11204 to vect_model_store_cost.
11205 (vect_model_store_cost): When checking whether stmt describe
11206 strided access, add a check that it is not slp_node.
11208 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11211 * c-common.c (warn_for_sign_compare): New. Handle separately the
11212 case that 'constant' is zero.
11213 * c-typeck.c (build_binary_op): Move code to c-common.c
11215 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11217 * config/alpha/alpha.c (alpha_preferred_reload_class,
11218 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11219 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11220 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11221 * config/arm/arm.md: Likewise.
11222 * config/avr/avr-protos.h (preferred_reload_class,
11223 test_hard_reg_class, avr_simplify_comparison_p,
11224 out_shift_with_cnt, class_max_nregs): Likewise.
11225 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11226 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11227 preferred_reload_class, test_hard_reg_class): Likewise.
11228 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11229 bfin_memory_move_cost, bfin_secondary_reload,
11230 bfin_output_mi_thunk): Likewise.
11231 * config/crx/crx.c (crx_secondary_reload_class,
11232 crx_memory_move_cost): Likewise.
11233 * config/frv/frv-protos.h (frv_secondary_reload_class,
11234 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11235 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11236 frv_secondary_reload_class, frv_class_likely_spilled_p,
11237 frv_class_max_nregs): Likewise.
11238 * config/h8300/h8300.c (h8300_classify_operand,
11239 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11241 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11242 * config/ia64/ia64.c (ia64_preferred_reload_class,
11243 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11244 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11245 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11247 * config/m68hc11/m68hc11.c (preferred_reload_class,
11248 m68hc11_memory_move_cost): Likewise.
11249 * config/mcore/mcore.c (mcore_secondary_reload_class,
11250 mcore_reload_class): Likewise.
11251 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11252 mips_class_max_nregs, mips_cannot_change_mode_class,
11253 mips_preferred_reload_class, mips_secondary_reload_class,
11254 mips_output_mi_thunk): Likewise.
11255 * config/mmix/mmix.c (mmix_preferred_reload_class,
11256 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11258 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11260 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11261 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11262 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11263 * config/rs6000/rs6000.c (paired_expand_vector_init,
11264 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11265 compare_section_name, rs6000_memory_move_cost): Likewise.
11266 * config/s390/s390.c (s390_emit_compare_and_swap,
11267 s390_preferred_reload_class, s390_secondary_reload,
11268 legitimize_pic_address, legitimize_tls_address,
11269 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11270 s390_class_max_nregs): Likewise.
11271 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11272 * config/s390/s390.md: Likewise.
11273 * config/score/score-protos.h (score_secondary_reload_class,
11274 score_preferred_reload_class): Likewise.
11275 * config/score/score.c (score_preferred_reload_class,
11276 score_secondary_reload_class): Likewise.
11277 * config/score/score3.c (score3_output_mi_thunk,
11278 score3_preferred_reload_class, score3_secondary_reload_class,
11279 score3_hard_regno_mode_ok): Likewise.
11280 * config/score/score3.h (score3_preferred_reload_class,
11281 score3_secondary_reload_class): Likewise.
11282 * config/score/score7.c (score7_output_mi_thunk,
11283 score7_preferred_reload_class, score7_secondary_reload_class,
11284 score7_hard_regno_mode_ok): Likewise.
11285 * config/score/score7.h (score7_preferred_reload_class,
11286 score7_secondary_reload_class): Likewise.
11287 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11288 output_branchy_insn, add_constant, gen_block_redirect,
11289 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11290 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11291 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11292 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11293 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11294 xstormy16_preferred_reload_class): Likewise.
11295 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11296 xtensa_expand_atomic, override_options,
11297 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11299 * reorg.c (try_merge_delay_insns): Likewise.
11300 * tree.c (merge_dllimport_decl_attributes): Likewise.
11302 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11304 2008-08-06 Michael Matz <matz@suse.de>
11306 * Makefile.in (write_entries_to_file): Quote words.
11307 * gengtype.c: (read_input_line): Skip over leading white-space.
11309 2008-08-06 Marc Gauthier <marc@tensilica.com>
11311 * config.gcc: Match more processor names for Xtensa.
11312 * configure.ac: Likewise.
11313 * doc/install.texi (Specific): Likewise.
11314 * configure: Regenerate.
11316 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11318 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11319 * calls.c (avoid_likely_spilled_reg): Likewise.
11320 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11321 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11322 * config/i386/i386.c (ix86_expand_special_args_builtin,
11323 ix86_secondary_reload): Likewise.
11324 * except.c (struct eh_region, gen_eh_region_catch,
11325 remove_unreachable_regions, duplicate_eh_regions,
11326 assign_filter_values, build_post_landing_pads,
11327 sjlj_find_directly_reachable_regions, remove_eh_handler,
11328 reachable_next_level, foreach_reachable_handler,
11329 can_throw_internal_1, can_throw_external_1,
11330 collect_one_action_chain): Likewise.
11331 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11332 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11333 * function.c (update_temp_slot_address, instantiate_new_reg,
11334 instantiate_virtual_regs_in_rtx,
11335 instantiate_virtual_regs_in_insn): Likewise.
11336 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11337 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11338 gimplify_cleanup_point_expr): Likewise.
11339 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11340 * passes.c (next_pass_1): Likewise.
11341 * print-tree.c (print_node_brief, print_node): Likewise.
11342 * profile.c (branch_prob): Likewise.
11343 * tree-dump.c (dump_register): Likewise.
11344 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11346 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11347 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11348 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11349 copy_arguments_for_versioning, copy_static_chain): Likewise.
11350 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11351 add_new_name_mapping, register_new_name_mapping): Likewise.
11352 * tree-mudflap.c (mf_xform_derefs): Likewise.
11353 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11354 get_init_expr, combine_chains): Likewise.
11355 * tree-pretty-print.c (dump_generic_node): Likewise.
11356 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11357 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11358 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11359 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11361 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11363 PR middle-end/37010
11364 * calls.c (expand_call): Use the biggest preferred stack
11367 2008-08-06 Michael Matz <matz@suse.de>
11370 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11371 for reused reload, instead of overwriting them.
11373 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11375 PR middle-end/37009
11376 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11377 for incoming stack boundary.
11379 * function.c (assign_parm_find_entry_rtl): Update
11380 parm_stack_boundary.
11382 * function.h (rtl_data): Add parm_stack_boundary.
11384 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11385 parm_stack_boundary for incoming stack boundary.
11387 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11389 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11390 for unrepresentable subregs or treat them as equal to other regs
11391 or subregs with the same register number.
11393 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11395 PR middle-end/35432
11396 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11399 2008-08-06 Jan Hubicka <jh@suse.cz>
11401 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11402 frequencies might be hot.
11404 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11406 * reload.c (find_reloads): Force constants into literal pool
11407 also if they are wrapped in a SUBREG.
11409 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11412 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11413 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11414 Don't allow predicated instructions for data speculation.
11415 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11418 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11420 * haifa-sched.c (extend_global): Split to extend_global_data and
11421 extend_region_data. Update all uses.
11422 (extend_all): Rename to extend_block_data.
11424 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11426 * sched-rgn.c (new_ready): Check if instruction can be
11427 speculatively scheduled before attempting speculation.
11428 (debug_rgn_dependencies): Remove wrongful assert.
11430 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11432 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11434 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11436 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11437 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11438 va_size, and type_size.
11440 2008-08-04 Jason Merrill <jason@redhat.com>
11443 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11444 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11446 2008-08-05 Richard Henderson <rth@redhat.com>
11448 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11449 * configure: Rebuild.
11451 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11454 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11455 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11458 2008-08-05 Richard Henderson <rth@redhat.com>
11460 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11461 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11462 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11463 * common.opt (fdwarf2-cfi-asm): New.
11464 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11465 * config.in, configure: Rebuild.
11466 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11467 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11469 (dw2_force_const_mem): Externalize.
11470 * dwarf2asm.h: Update.
11471 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11472 generate a real label.
11473 (output_cfi_directive): New.
11474 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11475 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11476 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11478 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11479 (output_loc_operands_raw, output_loc_sequence_raw): New.
11480 (output_cfa_loc_raw): New.
11482 2008-08-05 Paul Brook <paul@codesourcery.com>
11484 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11485 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11486 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11487 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11488 * config/arm/arm.h (TARGET_VFPD32): Define.
11489 (TARGET_VFP3): Use TARGET_VFPD32.
11490 (fputype): Add FPUTYPE_VFP3D16.
11491 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11492 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11493 * config/arm/arm-cores.def: Add cortex-r4f.
11494 * config/arm/arm-tune.md: Regenerate.
11496 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11498 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11499 Reword some comments throughout the file.
11501 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11502 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11503 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11504 MFC_MIN_DMA_LIST_ELEMENTS.
11505 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11506 MFC_MAX_DMA_LIST_ELEMENTS.
11508 (MFC_START_ENABLE): Remove PPU-only define.
11509 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11510 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11512 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11513 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11514 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11515 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11516 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11517 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11518 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11520 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11521 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11522 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11523 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11525 (spu_read_machine_status): Fix typo.
11527 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11529 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11530 SUBREG of multi-word hard register.
11531 * config/spu/spu.c (valid_subreg): Likewise.
11532 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11534 2008-08-04 Richard Guenther <rguenther@suse.de>
11536 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11537 the candidate with the stripped base if that base is different
11538 from the original base even for offset zero.
11540 2008-08-04 Richard Guenther <rguenther@suse.de>
11542 PR middle-end/36691
11543 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11544 check for no_overflow.
11546 2008-08-04 Richard Guenther <rguenther@suse.de>
11548 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11550 2008-08-04 Paul Brook <paul@codesourcery.com>
11552 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11553 (arm_order_regs_for_local_alloc): New function.
11554 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11556 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11558 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11561 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11562 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11563 (ix86_expand_epilogue): Likewise.
11565 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11567 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11570 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11572 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11573 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11574 (*movv2sf_internal_rex64): Ditto.
11576 2008-08-03 Jan Hubicka <jh@suse.cz>
11578 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11579 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11580 * expmed.c (expand_smod_pow2): Likewise.
11582 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11585 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11586 alternative 0 of operand 1.
11587 (*vec_concatv2di_rex64_sse): Ditto.
11588 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11590 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11591 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11592 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11593 (*movv2sf_internal_rex64): Ditto.
11595 2008-08-02 Richard Guenther <rguenther@suse.de>
11598 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11599 (ssedoublesizemode): New mode attribute.
11600 (sse_shufps): Call gen_sse_shufps_v4sf.
11601 (sse_shufps_1): Macroize.
11602 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11603 (sse2_shufpd_1): Macroize.
11604 (vec_extract_odd, vec_extract_even): New expanders.
11605 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11606 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11607 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11608 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11609 (ix86_expand_vector_set): Likewise.
11610 (ix86_expand_reduc_v4sf): Likewise.
11612 2008-08-01 Doug Kwan <dougkwan@google.com>
11614 * matrix-reorg.c: Re-enable all code.
11615 (struct malloc_call_data): Change CALL_STMT to gimple type.
11616 (collect_data_for_malloc_call): Tuplify.
11617 (struct access_site_info): Change STMT to gimple type.
11618 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11619 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11620 (struct free_info): Change STMT to gimple type.
11621 (struct matrix_access_phi_node): Change PHI to gimple type.
11622 (get_inner_of_cast_expr): Remove.
11623 (may_flatten_matrices_1): Tuplify.
11624 (may_flatten_matrices): Ditto.
11625 (mark_min_matrix_escape_level): Ditto.
11626 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11627 (ssa_accessed_in_call_rhs): New
11628 (ssa_accessed_in_assign_rhs): New
11629 (record_access_alloc_site_info): Tuplify.
11630 (add_allocation_site): Ditto.
11631 (analyze_matrix_allocation_site): Ditto.
11632 (analyze_transpose): Ditto.
11633 (get_index_from_offset): Ditto.
11634 (update_type_size): Ditto.
11635 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11636 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11637 (analyze_accesses_for_phi_node): Tuplify.
11638 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11639 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11640 (analyze_matrix_accesses): Tuplify.
11641 (check_var_data): New call-back type for check_var_notmodified_p.
11642 (check_var_notmodified_p): Tuplify and use call-back struct to
11643 return statement found.
11644 (can_calculate_expr_before_stmt): Factor out statement related code
11646 (can_calculate_stmt_before_stmt): New.
11647 (check_allocation_function): Tuplify.
11648 (find_sites_in_func): Ditto.
11649 (record_all_accesses_in_func): Ditto.
11650 (transform_access_sites): Ditto.
11651 (transform_allocation_sites): Ditto.
11652 (matrix_reorg): Re-enable.
11653 (gate_matrix_reorg): Re-enable.
11655 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11657 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11658 for labels for which it hasn't been set yet. If it has been set,
11659 stop walking insns and continue with next worklist item.
11660 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11661 if the only BARRIER is at the very end of a function.
11663 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11665 * cfgexpand.c (expand_stack_alignment): Assert that
11666 stack_realign_drap and drap_rtx must match.
11668 * function.c (instantiate_new_reg): If DRAP is used to realign
11669 stack, replace virtual_incoming_args_rtx with internal arg
11672 2008-08-01 Richard Guenther <rguenther@suse.de>
11674 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11675 loop information only if we initialized it.
11676 (execute_pre): Call fini_pre with in_fre.
11677 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11678 if we do not unroll because we hit max-completely-peeled-insns.
11679 Use our estimation for consistency, do allow shrinking.
11681 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11683 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11684 with MIN_STACK_BOUNDARY.
11685 (ix86_update_stack_boundary): Likewise.
11686 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11689 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11690 (MIN_STACK_BOUNDARY): This.
11692 2008-08-01 Richard Guenther <rguenther@suse.de>
11694 PR middle-end/36997
11695 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11697 2008-08-01 Richard Guenther <rguenther@suse.de>
11699 PR tree-optimization/36988
11700 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11701 do not matter if that doesn't change volatile qualification.
11703 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11705 * configure.ac: Do not generate libada-mk. Do not subst
11706 host_cc_for_libada.
11707 * libada-mk.in: Remove.
11708 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11709 * configure: Regenerate.
11711 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11713 * tree-pass.h: Added comment about not dumping passes with name
11714 starting with star in struct opt_pass.
11715 * passes.c (register_dump_files_1): Don't do dump for a pass with
11716 name starting with star.
11717 * doc/passes.texi (Pass manager): Mention pass names and special
11718 meaning of star prefix to avoid dump.
11720 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11722 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11724 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11725 (ISA_MIPS64R2): New macro.
11726 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11727 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11728 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11729 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11730 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11731 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11732 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11733 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11734 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11735 Move up to keep list alphabetically sorted.
11736 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11737 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11739 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11740 (-march=@var{arch}): Add mips64r2.
11742 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11744 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11746 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11748 * expr.c (expand_assignment): Check for complete type.
11750 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11753 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11755 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11756 for stack alignment.
11758 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11760 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11762 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11763 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11765 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11767 PR rtl-optimization/36419
11768 * dwarf2out.c (barrier_args_size): New variable.
11769 (compute_barrier_args_size, compute_barrier_args_size_1): New
11771 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11772 if not called yet in the current function, use barrier_args_size
11773 array to find the new args_size value.
11774 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11776 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11779 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11782 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11785 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11786 (dwarf2out_stack_adjust): Use it.
11787 (dwarf2out_frame_debug_expr): Likewise.
11789 2008-07-31 Richard Guenther <rguenther@suse.de>
11791 PR tree-optimization/36978
11792 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11793 the generated condition.
11795 2008-07-31 Richard Guenther <rguenther@suse.de>
11797 * passes.c (init_optimization_passes): Always call
11798 pass_early_warn_uninitialized.
11799 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11800 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11801 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11803 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11806 * builtins.c (maybe_emit_free_warning): New function.
11807 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11808 maybe_emit_free_warning for BUILT_IN_FREE.
11811 * dwarf2out.c (get_context_die): New function.
11812 (force_decl_die, force_type_die): Use it.
11813 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11814 returns NULL, force generation of DW_TAG_typedef and put that into
11817 PR preprocessor/36649
11818 * c-pch.c (c_common_read_pch): Save and restore
11819 line_table->trace_includes across PCH restore.
11821 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11824 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11826 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11829 * final.c (call_from_call_insn): Handle COND_EXEC.
11831 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11833 * builtins.c (std_gimplify_va_arg_expr): Replace
11834 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11835 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11837 2008-07-30 Joey Ye <joey.ye@intel.com>
11838 H.J. Lu <hongjiu.lu@intel.com>
11840 * builtins.c (expand_builtin_setjmp_receiver): Replace
11841 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11842 (expand_builtin_apply_args_1): Likewise.
11843 (expand_builtin_longjmp): Need DRAP for stack alignment.
11844 (expand_builtin_apply): Likewise.
11846 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11847 instead of assign_stack_local to allow alignment reduction.
11849 * calls.c (emit_call_1): Need DRAP for stack alignment if
11851 (expand_call): Replace virtual_incoming_args_rtx with
11852 crtl->args.internal_arg_pointer.
11853 * stmt.c (expand_nl_goto_receiver): Likewise.
11855 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11856 alignment and store to stack_alignment_estimated and
11857 max_used_stack_slot_alignment.
11858 (expand_one_var): Likewise.
11859 (expand_stack_alignment): New function.
11860 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11861 and stack_alignment_estimated fields in rtl_data. Call
11862 expand_stack_alignment at end.
11864 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11865 (MAX_STACK_ALIGNMENT): Likewise.
11866 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11867 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11869 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11870 stack alignment when generating virtual registers.
11872 * function.c (assign_stack_local): Renamed to ...
11873 (assign_stack_local_1): This. Add a parameter to indicate
11874 if it is OK to reduce alignment.
11875 (assign_stack_local): Use it.
11876 (instantiate_new_reg): Instantiate virtual incoming args rtx
11877 to vDRAP if stack realignment and DRAP is needed.
11878 (assign_parms): Collect parameter/return type alignment and
11879 contribute to stack_alignment_estimated.
11880 (locate_and_pad_parm): Likewise.
11881 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11882 with crtl->args.internal_arg_pointer.
11884 * function.h (rtl_data): Add new field drap_reg,
11885 max_used_stack_slot_alignment, stack_alignment_estimated,
11886 stack_realign_needed, need_drap, stack_realign_processed and
11887 stack_realign_finalized.
11888 (stack_realign_fp): New macro.
11889 (stack_realign_drap): Likewise.
11891 * global.c (compute_regsets): Frame pointer is needed when
11892 stack is realigned. Can eliminate frame pointer when stack is
11893 realigned and dynamic realigned argument pointer isn't used.
11895 * reload1.c (update_eliminables): Frame pointer is needed
11896 when stack is realigned.
11897 (init_elim_table): Can eliminate frame pointer when stack is
11898 realigned and dynamic realigned argument pointer isn't used.
11900 * rtl.h (assign_stack_local_1): Declare new funtion.
11902 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11903 (TARGET_GET_DRAP_RTX): Likewise.
11904 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11905 TARGET_GET_DRAP_RTX.
11907 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11909 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11910 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11912 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11913 H.J. Lu <hongjiu.lu@intel.com>
11915 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11916 vdrap_reg, stack_realign and drap_reg_saved.
11917 (add_cfi): Don't allow redefining CFA when DRAP is used.
11918 (reg_save): Handle stack alignment.
11919 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11920 alignment. Don't generate DWARF information for (set fp sp)
11922 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11924 (int_loc_descriptor): Move prototype forward. Also define if
11925 DWARF2_UNWIND_INFO is true.
11926 (output_cfa_loc): Handle DW_CFA_expression.
11927 (build_cfa_aligned_loc): New.
11928 (based_loc_descr): Update assert for stack realign. For local
11929 variables, use sp+offset when stack is aligned without drap and
11930 fp+offset when stack is aligned with drap. For arguments, use
11931 cfa+offset when drap is used to align stack.
11933 2008-07-30 Joey Ye <joey.ye@intel.com>
11934 H.J. Lu <hongjiu.lu@intel.com>
11936 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11938 (ix86_gen_andsp): New.
11939 (ix86_user_incoming_stack_boundary): Likewise.
11940 (ix86_default_incoming_stack_boundary): Likewise.
11941 (ix86_incoming_stack_boundary): Likewise.
11942 (ix86_can_eliminate): Likewise.
11943 (find_drap_reg): Likewise.
11944 (ix86_update_stack_boundary): Likewise.
11945 (ix86_get_drap_rtx): Likewise.
11946 (ix86_finalize_stack_realign_flags): Likewise.
11947 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11948 (TARGET_GET_DRAP_RTX): Likewise.
11949 (override_options): Overide option value for new options.
11950 (ix86_function_ok_for_sibcall): Remove check for
11951 force_align_arg_pointer.
11952 (ix86_handle_cconv_attribute): Likewise.
11953 (ix86_function_regparm): Likewise.
11954 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11955 (ix86_va_start): Replace virtual_incoming_args_rtx with
11956 crtl->args.internal_arg_pointer.
11957 (ix86_select_alt_pic_regnum): Check DRAP register.
11958 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11959 (ix86_compute_frame_layout): Compute frame layout wrt stack
11961 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11962 (ix86_expand_prologue): Decide if stack realignment is needed
11963 and generate prologue code accordingly.
11964 (ix86_expand_epilogue): Generate epilogue code wrt stack
11965 realignment is really needed or not.
11967 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11968 (ABI_STACK_BOUNDARY): Likewise.
11969 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11970 (STACK_REALIGN_DEFAULT): Likewise.
11971 (INCOMING_STACK_BOUNDARY): Likewise.
11972 (MAX_STACK_ALIGNMENT): Likewise.
11973 (ix86_incoming_stack_boundary): Likewise.
11974 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11975 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11976 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11977 (machine_function): Remove force_align_arg_pointer.
11979 * config/i386/i386.md (BX_REG): New.
11980 (R13_REG): Likewise.
11982 * config/i386/i386.opt (mforce_drap): New.
11983 (mincoming-stack-boundary): Likewise.
11984 (mstackrealign): Add Init(-1).
11986 * config/i386/i386-protos.h (ix86_can_eliminate): New
11988 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11990 * doc/extend.texi: Update force_align_arg_pointer.
11992 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11995 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11996 (INCOMING_STACK_BOUNDARY): Likewise.
11997 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11998 (TARGET_GET_DRAP_RTX): Likewise.
12000 2008-07-30 Andreas Schwab <schwab@suse.de>
12002 PR rtl-optimization/36929
12003 * dse.c (replace_inc_dec): Use emit_insn_before instead of
12004 add_insn_before and fix argument order.
12005 (replace_inc_dec_mem): Handle NULL rtx.
12007 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12009 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12011 (arm_compute_initial_elimination_offset): Use it.
12012 (arm_compute_save_reg_mask): Include static chain save slot when
12013 calculating alignment.
12014 (arm_get_frame_offsets): Ditto.
12015 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12016 that we can use to decrement the stack when the stack decrement
12017 could be too big for an immediate value in a single insn.
12018 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12020 2008-07-30 Richard Guenther <rguenther@suse.de>
12022 PR tree-optimization/36967
12023 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12024 Release defs of statements we remove.
12026 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12028 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12029 instead of NULL_RTVEC.
12031 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12035 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12038 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12040 * final.c (call_from_call_insn): New.
12041 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12043 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12045 * configure.ac: Substitute ADA_CFLAGS.
12046 * configure: Regenerate.
12047 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12048 * Makefile.in: Remove mention of X_* variables.
12049 * config/pa/x-ada-hpux10: Remove.
12050 * config/pa/x-ada: Remove.
12052 * doc/fragments.texi: Update.
12054 2008-07-30 Olivier Hainque <hainque@adacore.com>
12056 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12057 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12058 __dso_handle explicitly here.
12060 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12063 * c-typeck.c (build_binary_op): Encapsulate code into...
12064 * c-common.c (shorten_binary_op): ...this new function.
12065 (conversion_warning): Use the new function. Handle non-negative
12066 constant in bitwise-and.
12067 * c-common.h (shorten_binary_op): Declare.
12069 2008-07-30 Olivier Hainque <hainque@adacore.com>
12071 * scan.c (make_sstring_space): Add explicit conversions of
12072 allocator's return value.
12073 * fix-header.c (recognized_function): Likewise.
12075 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12077 * doc/cpp.texi: Update to GFDL 1.2.
12078 * doc/gcc.texi: Do not list GPL as Invariant Section.
12079 * doc/gccint.texi: Likewise. Update copyright years.
12080 * doc/install.texi: Update copyright years.
12082 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12085 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12086 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12088 2008-07-29 Jan Hubicka <jh@suse.cz>
12090 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12091 (grokdeclarator): Likewise.
12092 * langhooks.c (lhd_warn_unused_global_decl): Use
12093 DECL_DECLARED_INLINE_P.
12094 * print-tree.c (print_node): Remove DECL_INLINE check.
12096 2008-07-29 Richard Guenther <rguenther@suse.de>
12098 PR tree-optimization/36945
12099 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12100 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12101 Record invariant addresses un-decomposed.
12102 (copy_reference_ops_from_call): Record reference call
12103 arguments properly. Simplify.
12104 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12105 helper split out from ...
12106 (create_component_ref_by_pieces): ... here. Simplify.
12107 Prepare for recursive invocation for call arguments.
12108 (create_expression_by_pieces): Adjust call to
12109 create_component_ref_by_pieces.
12110 (compute_avail): Process operand 2 of reference ops.
12112 2008-07-29 Richard Guenther <rguenther@suse.de>
12114 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12116 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12118 * c-format.c (check_format_types): Revert unwanted checkin.
12120 2008-07-29 Jan Hubicka <jh@suse.cz>
12122 * flags.h (flag_really_no_inline): Remove.
12123 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12124 * toplev.c (flag_really_no_inline): Remove.
12125 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12126 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12127 (cgraph_decide_inlining_incrementally): Likewise.
12128 (compute_inline_parameters): Likewise.
12129 * opts.c (decode_options): Simplify.
12130 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12131 * common.opt (finline): Initialize to 1.
12132 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12134 2008-07-29 Jan Hubicka <jh@suse.cz>
12136 * predict.c (always_optimize_for_size_p): New function.
12137 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12138 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12139 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12141 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12142 * function.c (prepare_function_start): Set default profile.
12143 * function.h (rtl_data): Add maybe_hot_insn_p.
12144 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12145 (construct_exit_block): Likewise.
12146 (tree_expand_cfg): Likewise.
12148 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12149 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12150 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12151 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12154 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12157 * c-decl.c (merge_decls): Merge USED flags.
12159 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12161 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12162 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12163 next_stack, lab_false and lab_over trees.
12165 2008-07-28 Richard Guenther <rguenther@suse.de>
12167 PR tree-optimization/36957
12168 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12169 (useless_type_conversion_p): Remove.
12170 (types_compatible_p): Remove.
12171 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12172 (useless_type_conversion_p): Declare.
12173 (types_compatible_p): Declare.
12174 (gimple_expr_type): Return the base type only if it is
12175 trivially convertible to the subtype.
12177 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12179 * configure.ac: Use the m4_do macro to concatenate the warnings into
12180 one string in ACX_PROG_CC_WARNING_OPTS,
12181 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12182 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12183 * configure: Regenerate.
12185 2008-07-28 Richard Guenther <rguenther@suse.de>
12187 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12188 (insert_fake_stores): Remove.
12189 (realify_fake_stores): Likewise.
12190 (execute_pre): Remove dead code.
12191 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12192 (find_func_aliases): Deal with it here instead.
12193 Re-enable gcc_unreachable call.
12195 2008-07-28 Richard Guenther <rguenther@suse.de>
12197 Merge from gimple-tuples-branch.
12199 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12200 * gimple.def: New file.
12201 * gsstruct.def: Likewise.
12202 * gimple-iterator.c: Likewise.
12203 * gimple-pretty-print.c: Likewise.
12204 * tree-gimple.c: Removed. Merged into ...
12205 * gimple.c: ... here. New file.
12206 * tree-gimple.h: Removed. Merged into ...
12207 * gimple.h: ... here. New file.
12209 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12210 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12211 --enable-checking=gimple flag.
12212 * config.in: Likewise.
12213 * configure: Regenerated.
12215 * tree-ssa-operands.h: Tuplified.
12216 * tree-vrp.c: Likewise.
12217 * tree-loop-linear.c: Likewise.
12218 * tree-into-ssa.c: Likewise.
12219 * tree-ssa-loop-im.c: Likewise.
12220 * tree-dump.c: Likewise.
12221 * tree-complex.c: Likewise.
12222 * cgraphbuild.c: Likewise.
12223 * tree-ssa-threadupdate.c: Likewise.
12224 * tree-ssa-loop-niter.c: Likewise.
12225 * tree-pretty-print.c: Likewise.
12226 * tracer.c: Likewise.
12227 * gengtype.c: Likewise.
12228 * tree-loop-distribution.c: Likewise.
12229 * tree-ssa-loop-unswitch.c: Likewise.
12230 * cgraph.c: Likewise.
12231 * cgraph.h: Likewise.
12232 * tree-ssa-loop-manip.c: Likewise.
12233 * value-prof.c: Likewise.
12234 * tree-ssa-loop-ch.c: Likewise.
12235 * tree-tailcall.c: Likewise.
12236 * value-prof.h: Likewise.
12237 * tree.c: Likewise.
12238 * tree.h: Likewise.
12239 * tree-pass.h: Likewise.
12240 * ipa-cp.c: Likewise.
12241 * tree-scalar-evolution.c: Likewise.
12242 * tree-scalar-evolution.h: Likewise.
12243 * target.h: Likewise.
12244 * lambda-mat.c: Likewise.
12245 * tree-phinodes.c: Likewise.
12246 * diagnostic.h: Likewise.
12247 * builtins.c: Likewise.
12248 * tree-ssa-alias-warnings.c: Likewise.
12249 * cfghooks.c: Likewise.
12250 * fold-const.c: Likewise.
12251 * cfghooks.h: Likewise.
12252 * omp-low.c: Likewise.
12253 * tree-ssa-dse.c: Likewise.
12254 * ipa-reference.c: Likewise.
12255 * tree-ssa-uncprop.c: Likewise.
12256 * toplev.c: Likewise.
12257 * tree-gimple.c: Likewise.
12258 * tree-gimple.h: Likewise.
12259 * tree-chrec.c: Likewise.
12260 * tree-chrec.h: Likewise.
12261 * tree-ssa-sccvn.c: Likewise.
12262 * tree-ssa-sccvn.h: Likewise.
12263 * cgraphunit.c: Likewise.
12264 * tree-ssa-copyrename.c: Likewise.
12265 * tree-ssa-ccp.c: Likewise.
12266 * tree-ssa-loop-ivopts.c: Likewise.
12267 * tree-nomudflap.c: Likewise.
12268 * tree-call-cdce.c: Likewise.
12269 * ipa-pure-const.c: Likewise.
12270 * c-format.c: Likewise.
12271 * tree-stdarg.c: Likewise.
12272 * tree-ssa-math-opts.c: Likewise.
12273 * tree-ssa-dom.c: Likewise.
12274 * tree-nrv.c: Likewise.
12275 * tree-ssa-propagate.c: Likewise.
12276 * ipa-utils.c: Likewise.
12277 * tree-ssa-propagate.h: Likewise.
12278 * tree-ssa-alias.c: Likewise.
12279 * gimple-low.c: Likewise.
12280 * tree-ssa-sink.c: Likewise.
12281 * ipa-inline.c: Likewise.
12282 * c-semantics.c: Likewise.
12283 * dwarf2out.c: Likewise.
12284 * expr.c: Likewise.
12285 * tree-ssa-loop-ivcanon.c: Likewise.
12286 * predict.c: Likewise.
12287 * tree-ssa-loop.c: Likewise.
12288 * tree-parloops.c: Likewise.
12289 * tree-ssa-address.c: Likewise.
12290 * tree-ssa-ifcombine.c: Likewise.
12291 * matrix-reorg.c: Likewise.
12292 * c-decl.c: Likewise.
12293 * tree-eh.c: Likewise.
12294 * c-pretty-print.c: Likewise.
12295 * lambda-trans.c: Likewise.
12296 * function.c: Likewise.
12297 * langhooks.c: Likewise.
12298 * ebitmap.h: Likewise.
12299 * tree-vectorizer.c: Likewise.
12300 * function.h: Likewise.
12301 * langhooks.h: Likewise.
12302 * tree-vectorizer.h: Likewise.
12303 * ipa-type-escape.c: Likewise.
12304 * ipa-type-escape.h: Likewise.
12305 * domwalk.c: Likewise.
12306 * tree-if-conv.c: Likewise.
12307 * profile.c: Likewise.
12308 * domwalk.h: Likewise.
12309 * tree-data-ref.c: Likewise.
12310 * tree-data-ref.h: Likewise.
12311 * tree-flow-inline.h: Likewise.
12312 * tree-affine.c: Likewise.
12313 * tree-vect-analyze.c: Likewise.
12314 * c-typeck.c: Likewise.
12315 * gimplify.c: Likewise.
12316 * coretypes.h: Likewise.
12317 * tree-ssa-phiopt.c: Likewise.
12318 * calls.c: Likewise.
12319 * tree-ssa-coalesce.c: Likewise.
12320 * tree.def: Likewise.
12321 * tree-dfa.c: Likewise.
12322 * except.c: Likewise.
12323 * except.h: Likewise.
12324 * cfgexpand.c: Likewise.
12325 * tree-cfgcleanup.c: Likewise.
12326 * tree-ssa-pre.c: Likewise.
12327 * tree-ssa-live.c: Likewise.
12328 * tree-sra.c: Likewise.
12329 * tree-ssa-live.h: Likewise.
12330 * tree-predcom.c: Likewise.
12331 * lambda.h: Likewise.
12332 * tree-mudflap.c: Likewise.
12333 * ipa-prop.c: Likewise.
12334 * print-tree.c: Likewise.
12335 * tree-ssa-copy.c: Likewise.
12336 * ipa-prop.h: Likewise.
12337 * tree-ssa-forwprop.c: Likewise.
12338 * ggc-page.c: Likewise.
12339 * c-omp.c: Likewise.
12340 * tree-ssa-dce.c: Likewise.
12341 * tree-vect-patterns.c: Likewise.
12342 * tree-ssa-ter.c: Likewise.
12343 * tree-nested.c: Likewise.
12344 * tree-ssa.c: Likewise.
12345 * lambda-code.c: Likewise.
12346 * tree-ssa-loop-prefetch.c: Likewise.
12347 * tree-inline.c: Likewise.
12348 * tree-inline.h: Likewise.
12349 * tree-iterator.c: Likewise.
12350 * tree-optimize.c: Likewise.
12351 * tree-ssa-phiprop.c: Likewise.
12352 * tree-vect-transform.c: Likewise.
12353 * tree-object-size.c: Likewise.
12354 * tree-outof-ssa.c: Likewise.
12355 * cfgloop.c: Likewise.
12356 * system.h: Likewise.
12357 * tree-profile.c: Likewise.
12358 * cfgloop.h: Likewise.
12359 * c-gimplify.c: Likewise.
12360 * c-common.c: Likewise.
12361 * tree-vect-generic.c: Likewise.
12362 * tree-flow.h: Likewise.
12363 * c-common.h: Likewise.
12364 * basic-block.h: Likewise.
12365 * tree-ssa-structalias.c: Likewise.
12366 * tree-switch-conversion.c: Likewise.
12367 * tree-ssa-structalias.h: Likewise.
12368 * tree-cfg.c: Likewise.
12369 * passes.c: Likewise.
12370 * ipa-struct-reorg.c: Likewise.
12371 * ipa-struct-reorg.h: Likewise.
12372 * tree-ssa-reassoc.c: Likewise.
12373 * cfgrtl.c: Likewise.
12374 * varpool.c: Likewise.
12375 * stmt.c: Likewise.
12376 * tree-ssanames.c: Likewise.
12377 * tree-ssa-threadedge.c: Likewise.
12378 * langhooks-def.h: Likewise.
12379 * tree-ssa-operands.c: Likewise.
12380 * config/alpha/alpha.c: Likewise.
12381 * config/frv/frv.c: Likewise.
12382 * config/s390/s390.c: Likewise.
12383 * config/m32c/m32c.c: Likewise.
12384 * config/m32c/m32c-protos.h: Likewise.
12385 * config/spu/spu.c: Likewise.
12386 * config/sparc/sparc.c: Likewise.
12387 * config/i386/i386.c: Likewise.
12388 * config/sh/sh.c: Likewise.
12389 * config/xtensa/xtensa.c: Likewise.
12390 * config/stormy16/stormy16.c: Likewise.
12391 * config/ia64/ia64.c: Likewise.
12392 * config/rs6000/rs6000.c: Likewise.
12393 * config/pa/pa.c: Likewise.
12394 * config/mips/mips.c: Likewise.
12396 2008-07-28 Simon Baldwin <simonb@google.com>
12398 * c-pragma.c (handle_pragma_message): New function.
12399 (init_pragma): Register handle_pragma_message.
12400 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12403 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12405 PR tree-optimization/35252
12406 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12407 REALPART_EXPR to be considered as same load operation.
12409 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12411 PR tree-optimization/36830
12412 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12413 (expressions_equal_p): Return false if only one operand is null.
12415 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12417 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12418 version requirements.
12420 2008-07-26 Olivier Hainque <hainque@adacore.com>
12422 * collect2.c (symkind): New enum. Symbol kinds we care about.
12423 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12424 code and head comment accordingly.
12425 (scan_prog_file): Use symkind names instead of bare integers.
12427 2008-07-25 Jan Hubicka <jh@suse.cz>
12429 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12431 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12432 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12433 * dojump.c (clear_pending_stack_adjust): Likewise.
12434 * print-tree.c (print_node): Ignore DECL_INLINE.
12435 * tree-inline.c (inlinable_function_p): Likewise.
12437 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12439 * doc/extend.texi (hot attribute): Document that the hot attribute
12440 turns on -O3 for some ports.
12441 (cold attribute): Document that the cold attribute turns on -Os
12444 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12445 reflect function specific option support.
12447 * target.h (struct target_option_hooks): Add fields to say whether
12448 the cold attribute implies -Os and the hot attribute implies -O3.
12450 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12451 By default, do not turn on -Os for cold functions.
12452 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12453 not turn on -O3 for hot functions.
12455 * c-common.c (handle_hot_attribute): Use target hook to determine
12456 if hot functions should enable -O3.
12457 (handle_cold_attribute): Use target hook to determine if cold
12458 functions should enable -Os.
12460 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12461 (override_options): Move disable scheduling to
12462 optimization_options.
12463 (optimization_options): Disable scheduling here, not
12465 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12466 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12468 * config/ia64/ia64.c (ia64_override_options): Move setting
12469 scheduling flags to ia64_optimization_options.
12470 (ia64_optimization_options): Disable scheduling options here, and
12471 not in ia64_override_options.
12472 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12473 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12475 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12478 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12480 2008-07-25 Martin Jambor <mjambor@suse.cz>
12482 PR tree-optimization/36926
12483 * ipa-prop.c (ipa_analyze_call_uses): Call
12484 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12486 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12488 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12489 movv2si_internal): Add mem = reg alternative.
12491 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12494 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12495 DEFAULT_PCC_STRUCT_RETURN to 127.
12497 2008-07-24 Jan Hubicka <jh@suse.cz>
12499 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12500 (build_cgraph_edges): Likewise.
12501 * cgraph.c (cgraph_node): Do not update assembler hash.
12502 (cgraph_remove_node): Drop non-unit-at-a-time code.
12503 * tree-pass.h (pass_O0_always_inline): Remove.
12504 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12505 * toplev.c (process_options): Flag unit-at-a-time does not imply
12506 no section anchors.
12507 * cgraphunit.c: Update comments.
12508 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12509 (cgraph_assemble_pending_functions): Remove.
12510 (cgraph_reset_node): Drop non-unit-at-a-time code.
12511 (cgraph_finalize_function): Likewise.
12512 (cgraph_analyze_function): Likewise.
12513 (cgraph_finalize_compilation_unit): Likewise.
12514 (cgraph_expand_function): Likewise.
12515 (cgraph_optimize): Likesise.
12516 (save_inline_function_body): Likewise.
12517 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12518 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12519 * ipa-inline.c: Update comments.
12520 (enum inlining_mode): remove INLINE_SPEED.
12521 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12522 (cgraph_mark_inline_edge): Likewise.
12523 (try_inline): Likewise.
12524 (cgraph_decide_inlining_incrementally): Likewise.
12525 (cgraph_gate_inlining): Remove.
12526 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12527 (cgraph_gate_early_inlining): Likewise.
12528 (gate_inline_passes): Remove.
12529 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12530 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12531 pass_O0_always_inline): Remove.
12532 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12533 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12534 * opts.c (no_unit_at_a_time_default): Remove.
12535 (decode_options): Remove flag_unit_at_a_time reset and warning.
12536 * opts.h (no_unit_at_a_time_default): Remove.
12537 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12538 early in GNU dialect.
12539 (merge_decls): Update comment; drop unit-at-a-time check.
12540 (finish_decl): Likewise.
12541 (grok_declaration): Remove flag_inline_trees code.
12542 (finish_functions): Return on function returning non-void on all
12544 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12545 * cfgexpand.c (expand_one_static_var): Remove.
12546 (expand_one_var): Remove expand_one_static_var call.
12547 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12548 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12549 and flag_unit_at_a-time compatibility checks.
12550 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12551 * tree-inline.c (flag_inline_trees): Remove.
12552 (inlinable_function_p): Don't check it.
12553 (expand_call_inline): Remove non-unit-at-a-time code.
12554 * tree-inline.h (flag_inline_trees): Remove.
12555 * tree-optimize.c (execute_early_local_optimizations): Remove
12556 unit-at-a-time checks.
12557 (tree_rest_of_compilation): Likewise.
12558 * combine.c (setup_incoming_promotions): Likewise.
12559 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12560 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12561 * passes.c (pass_inline_parameters): Update comments; remove
12562 O0_alwaysinline pass.
12563 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12564 (execute_one_pass): Likewise.
12565 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12566 (ix86_function_sseregparm): Likewise.
12567 * arm.c (arm_function_in_section_p): Likewise.
12568 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12569 * varpool.c: Update comments.
12570 (decide_is_variable_needed): Remove unit-at-a-time checks.
12571 (varpool_finalize_decl): Likewise.
12573 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12575 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12576 to 2 instead of -1.
12577 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12579 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12581 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12582 imp symbol extension.
12584 2008-07-23 Ian Lance Taylor <iant@google.com>
12586 * tree-vrp.c (infer_value_range): Ignore asm statements when
12587 looking for memory accesses for -fdelete-null-pointer-checks.
12589 2008-07-24 Ben Elliston <bje@au.ibm.com>
12591 * config/spu/spu-c.c (__vector_keyword): New variable.
12592 (vector_keyword): Likewise.
12593 (spu_categorize_keyword): New function.
12594 (spu_macro_to_expand): Likewise.
12595 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12596 compiling an ISO C dialect.
12598 2008-07-24 Ben Elliston <bje@au.ibm.com>
12600 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12601 conventional usage.
12603 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12605 * configure: Regenerate.
12606 * configure.ac: Require texinfo 4.7.
12607 * doc/install.texi: Document texinfo 4.7 requirement.
12609 2008-07-23 Martin Jambor <mjambor@suse.cz>
12611 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12612 rather than for DECL_SAVED_TREE.
12613 * ipa-prop.c: Include diagnostic.h.
12614 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12616 (ipa_detect_param_modifications): Function rewritten from scratch.
12617 (ipa_compute_jump_functions): Changed accesses to modification flags.
12618 (ipa_free_node_params_substructures): Update flags destruction.
12619 (ipa_node_duplication_hook): Update flags duplication.
12620 (ipa_print_all_params_modified): Updated flag access.
12621 * ipa-prop.h (struct ipa_param_flags): New structure.
12622 (struct ipa_node_params): New field modification_analysis_done,
12623 modified_flags changed into param_flags.
12624 (ipa_is_ith_param_modified): Changed to use new flags.
12625 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12627 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12628 ipa-cp.c and split into two functions.
12629 (ipa_print_node_jump_functions): New function.
12630 (compute_scalar_jump_functions): New function.
12631 (type_like_member_ptr_p): New function.
12632 (compute_pass_through_member_ptrs): New function.
12633 (fill_member_ptr_cst_jump_function): New function.
12634 (determine_cst_member_ptr): New function.
12635 (compute_cst_member_ptr_arguments): New function.
12636 (ipa_compute_jump_functions): Complete rewrite.
12637 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12638 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12639 (struct ipa_member_ptr_cst): New structure.
12640 (union jump_func_value): New field member_cst.
12641 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12642 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12643 jump function types.
12644 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12645 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12646 instead of ipcp_print_all_jump_functions.
12647 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12648 only for replacable scalars.
12650 * doc/invoke.texi (Optimize options): Add description of
12651 -findirect-inlining.
12652 * common.opt (flag_indirect_inlining): New flag.
12653 * opts.c (decode_options): Set flag_indirect_inlining when
12656 * ipa-inline.c: Include ipa-prop.h.
12657 (inline_indirect_intraprocedural_analysis): New function.
12658 (inline_generate_summary): Allocate parameter and argument info
12659 structures, call inline_indirect_intraprocedural_analysis on each
12660 node when doing indirect inlining and deallocate indirect inlining
12661 data structures in the end.
12662 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12663 (free_all_ipa_structures_after_iinln): New function.
12664 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12666 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12668 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12669 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12670 of computing the frequency separately.
12671 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12672 of computing the frequency separately.
12673 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12674 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12675 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12676 (ipa_get_stmt_member_ptr_load_param): New function.
12677 (ipa_is_ssa_with_stmt_def): New function.
12678 (ipa_note_param_call): New function.
12679 (ipa_analyze_call_uses): New function.
12680 (ipa_analyze_stmt_uses): New function.
12681 (ipa_analyze_params_uses): New function.
12682 (ipa_free_node_params_substructures): Also free the param_calls linked
12684 (ipa_node_duplication_hook): Also duplicate the param_calls
12686 (ipa_print_node_param_flags): New function.
12687 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12688 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12689 * ipa-prop.h (struct ipa_param_flags): New field called.
12690 (struct ipa_param_call_note): New structure.
12691 (struct ipa_node_params): New fields param_calls and
12692 uses_analysis_done.
12693 (ipa_is_ith_param_called): New function.
12694 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12695 ipa_analyze_params_uses and dump parameter flags.
12697 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12698 ipa_propagate_indirect_call_infos if performing indirect inlining,
12699 pass a new parameter new_edges to it.
12700 (add_new_edges_to_heap): New fucntion.
12701 (cgraph_decide_inlining_of_small_functions): New vector
12702 new_indirect_edges for newly found indirect edges , call
12703 ipa_propagate_indirect_call_infos after inlining.
12704 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12705 inlining if performing indirect inlining. Call
12706 free_all_ipa_structures_after_iinln when doing so too.
12707 (inline_generate_summary): Do not call
12708 free_all_ipa_structures_after_iinln here.
12709 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12710 (print_edge_addition_message): New function.
12711 (update_call_notes_after_inlining): New function.
12712 (propagate_info_to_inlined_callees): New function.
12713 (ipa_propagate_indirect_call_infos): New function.
12714 * ipa-prop.h: Include cgraph.h
12715 (struct ipa_param_call_note): Fields reordered, new field processed.
12716 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12717 flag indirect_call.
12718 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12719 rediscovered call statements.
12720 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12721 (dump_cgraph_node): Dump also the indirect_call flag.
12722 (cgraph_clone_edge): Copy also the indirect_call flag.
12723 * tree-inline.c (copy_bb): Do not check for fndecls from call
12724 expressions, check for edge availability when moving clones.
12725 (get_indirect_callee_fndecl): New function.
12726 (expand_call_inline): If callee declaration is not apprent from
12727 the statement, try calling get_indirect_callee_fndecl. Do not
12728 issue warnings or call sorry when not inlinings an indirect edge.
12729 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12731 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12732 bit more frandly to matching.
12733 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12734 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12735 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12737 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12740 * opth-gen.awk: Suppress function specific features when building
12742 * optc-gen.awk: Ditto.
12744 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12747 * diagnostic.c (pedwarn): Add opt parameter.
12749 * c-tree.h (pedwarn_init): Add opt parameter.
12750 (pedwarn_c90): Likewise.
12751 (pedwarn_c99): Likewise.
12752 * c-errors.c (pedwarn_c99): Likewise.
12753 (pedwarn_c90): Likewise.
12754 * toplev.h (pedwarn): Update declaration.
12755 (pedwarn0): Declare.
12756 * c-lex.c: All calls to pedwarn changed.
12757 * builtins.c: All calls to pedwarn changed.
12758 * toplev.c: All calls to pedwarn changed.
12759 * c-decl.c: All calls to pedwarn changed.
12760 * c-typeck.c: All calls to pedwarn changed.
12761 * c-common.c: All calls to pedwarn changed.
12762 * c-parser.c: All calls to pedwarn changed.
12764 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12765 Karthik Kumar <karthikkumar@gmail.com>
12767 * attribs.c (file scope): Include c-common.h.
12768 (decl_attributes): Add support for #pragma GCC optimize and
12769 #pragma GCC option.
12771 * targhooks.c (default_can_inline_p): New function that is the
12772 default for the TARGET_CAN_INLINE_P target hook.
12774 * targhooks.h (default_can_inline_p): Add declaration.
12776 * tree.c (cl_optimization_node): New static tree for building
12777 OPTIMIZATION_NODE tree.
12778 (cl_target_option_node): New static tree for building
12779 TARGET_OPTION_NODE tree.
12780 (cl_option_hash_table): New hash table for hashing
12781 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12782 (cl_option_hash_hash): New function to provide the hash value for
12783 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12784 (cl_option_hash_eq): New function to provide an equality test for
12785 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12786 (tree_code_size): Add support for OPTIMIZATION_NODE and
12787 TARGET_OPTION_NODE trees.
12788 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12789 TARGET_OPTION_NODE trees.
12790 (build_optimization_node): Build a tree that has all of the
12791 current optimization options.
12792 (build_target_option_node): Build a tree that has the target
12793 options that might be changed on a per function basis.
12795 * tree.h (file scope): Include options.h.
12796 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12797 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12798 (TREE_OPTIMIZATION): Ditto.
12799 (TREE_TARGET_SPECIFIC): Ditto.
12800 (struct tree_function_decl): Add fields for remembering the
12801 current optimization options and target specific options.
12802 (struct tree_optimization_option): New tree variant that remembers
12803 the optimization options.
12804 (struct tree_target_option): New tree variant that remembers the
12805 target specific flags that might change for compiling a particular
12807 (union tree_node): Include tree_optimization_option and
12808 tree_target_option fields.
12809 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12810 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12811 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12812 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12813 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12814 optimization and target options.
12815 (optimization_default_node): New macro to refer to global_trees
12817 (optimization_current_node): Ditto.
12818 (optimization_cold_node): Ditto.
12819 (optimization_hot_node): Ditto.
12820 (target_option_default_node): Ditto.
12821 (target_option_current_node): Ditto.
12822 (current_option_pragma): Ditto.
12823 (current_optimize_pragma): Ditto.
12825 * target.h (struct gcc_target): Add valid_option_attribute_p,
12826 target_option_save, target_option_restore, target_option_print,
12827 target_option_pragma_parse, and can_inline_p hooks.
12829 * toplev.h (parse_optimize_options): Add declaration.
12830 (fast_math_flags_struct_set_p): Ditto.
12832 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12833 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12836 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12837 tree_can_inline_p hook to see if one function can inline another.
12838 (cgraph_decide_inlining): Ditto.
12839 (cgraph_decide_inlining_incrementally): Ditto.
12841 * opts.c (decode_options): Add support for running multiple times
12842 to allow functions with different target or optimization options
12843 than was specified on the command line.
12844 (fast_math_flags_struct_set_p): New function that is similar to
12845 fast_math_flags_set_p, except it uses the values in the
12846 cl_optimization structure instead of global variables.
12848 * optc-gen.awk: Add support for TargetSave to allow a back end to
12849 declare new fields that need to be saved when using function
12850 specific options. Include flags.h and target.h in the options.c
12851 source. Add support for Save to indicate which options can be set
12852 for individual functions. Generate cl_optimize_save,
12853 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12854 cl_target_option_restore, cl_target_option_print functions to
12855 allow functions to use different optimization or target options.
12857 * opt-functions.awk (var_type_struct): Return the type used for
12858 storing the field in a structure.
12860 * opth-gen.awk: Add support for TargetSave to allow a back end to
12861 declare new fields that need to be saved when using function
12862 specific options. Add support for Save to indicate which options
12863 can be set for individual functions. Only generate one extern for
12864 Mask fields. Generate cl_optimization and cl_target_option
12865 structures to remember optimization and target options.
12867 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12868 collecting new tree nodes.
12869 (TS_TARGET_OPTION): Ditto.
12871 * c-decl.c (merge_decls): Merge function specific target and
12872 optimization options.
12874 * function.c (invoke_set_current_function_hook): If the function
12875 uses different optimization options, change the global variables
12878 * coretypes.h (struct cl_optimization): Add forward reference.
12879 (struct cl_target_option): Ditto.
12881 * c-pragma.c (option_stack): New static vector to remember the
12882 current #pragma GCC option stack.
12883 (handle_pragma_option): New function to support #pragma GCC option
12884 to change target options.
12885 (optimize_stack): New static vector to remember the current
12886 #pragma GCC optimize stack.
12887 (handle_pragma_optimize): New function to support #pragma GCC
12888 optimize to change optimization options.
12889 (init_pragma): Add support for #pragma GCC optimize and #pragma
12892 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12893 optimization options.
12894 (TARGET_OPTION_NODE): New tree code for remembering certain target
12897 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12898 TARGET_OPTION_NODE trees.
12900 * common.opt (-O): Add Optimization flag.
12902 (-fmath-errno): Ditto.
12903 (-falign-functions): Add UInteger flag to make sure flag gets full
12904 int in cl_optimization structure.
12905 (-falign-jumps): Ditto.
12906 (-falign-labels): Ditto.
12907 (-falign-loops): Ditto.
12908 (-fsched-stalled-insns): Ditto.
12909 (-fsched-stalled-insns-dep): Ditto.
12911 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12913 (TARGET_OPTION_SAVE): Ditto.
12914 (TARGET_OPTION_RESTORE): Ditto.
12915 (TARGET_OPTION_PRINT): Ditto.
12916 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12917 (TARGET_CAN_INLINE_P): Ditto.
12918 (TARGET_INITIALIZER): Add new hooks.
12920 * tree-inline.c (tree_can_inline_p): New function to determine
12921 whether one function can inline another. Check if the functions
12922 use compatible optimization options, and also call the backend
12925 * tree-inline.h (tree_can_inline_p): Add declaration.
12927 * c-common.c (c_common_attribute): Add support for option and
12928 optimize attributes.
12929 (handle_option_attribute): Add support for the option attribute to
12930 allow the user to specify different target options for compiling a
12932 (handle_optimize_attribute): Add support for the optimize
12933 attribute to allow the user to specify different optimization
12934 options for compiling a specific function.
12935 (handle_hot_attribute): Turn on -O3 optimization for this one
12936 function if it isn't the default optimization level.
12937 (handle_cold_attribute): Turn on -Os optimization for this one
12938 function if it insn't the default optimization.
12939 (const_char_p): New const char * typedef.
12940 (optimize_args): New static vector to remember the optimization
12942 (parse_optimize_options): New function to set up the optimization
12943 arguments from either the optimize attribute or #pragma GCC optimize.
12945 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12946 (builtin_define_std): Ditto.
12948 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12949 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12950 (x86_64-*-*): Ditto.
12952 * Makefile.in (TREE_H): Add options.h.
12953 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12955 * doc/extend.texi (option attribute): Document new attribute.
12956 (optimize attribute): Ditto.
12957 (hot attribute): Document hot attribute sets -O3.
12958 (cold attribute): Document cold attribute sets -Os.
12959 (#pragma GCC option): Document new pragma.
12960 (#pragma GCC optimize): Ditto.
12962 * doc/options.texi (TargetSave): Document TargetSave syntax.
12963 (UInteger): Document UInteger must be used for certain flags.
12964 (Save): Document Save option to create target specific options
12965 that can be saved/restored on a function specific context.
12967 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12968 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12970 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12971 (TARGET_OPTION_SAVE): Ditto.
12972 (TARGET_OPTION_RESTORE): Ditto.
12973 (TARGET_OPTION_PRINT): Ditto.
12974 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12975 (TARGET_CAN_INLINE_P): Ditto.
12977 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12979 (-mfpmath=both): Ditto.
12981 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12982 Karthik Kumar <karthikkumar@gmail.com>
12984 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12985 (TARGET_POPCNT): Ditto.
12986 (TARGET_SAHF): Ditto.
12987 (TARGET_AES): Ditto.
12988 (TARGET_PCLMUL): Ditto.
12989 (TARGET_CMPXCHG16B): Ditto.
12990 (TARGET_RECIP): Move switch into target_flags.
12991 (TARGET_FUSED_MADD): Ditto.
12992 (ix86_arch_features): Make an unsigned char type.
12993 (ix86_tune_features): Ditto.
12994 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12995 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12996 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12998 * config/i386/i386.opt (arch): New TargetSave field to define
12999 fields that need to be saved for function specific option support.
13002 (branch_cost): Ditto.
13003 (ix86_isa_flags_explicit): Ditto.
13004 (tune_defaulted): Ditto.
13005 (arch_specified): Ditto.
13006 (-m128-long-double): Add Save flag to save option for target
13007 specific option support.
13009 (-maccumulate-outgoing-args): Ditto.
13010 (-malign-double): Ditto.
13011 (-malign-stringops): Ditto.
13012 (-mfancy-math-387): Ditto.
13013 (-mhard-float): Ditto.
13014 (-mieee-fp): Ditto.
13015 (-minline-all-stringops): Ditto.
13016 (-minline-stringops-dynamically): Ditto.
13017 (-mms-bitfields): Ditto.
13018 (-mno-align-stringops): Ditto.
13019 (-mno-fancy-math-387): Ditto.
13020 (-mno-push-args): Ditto.
13021 (-mno-red-zone): Ditto.
13022 (-mpush-args): Ditto.
13023 (-mred-zone): Ditto.
13025 (-msseregparm): Ditto.
13026 (-mstack-arg-probe): Ditto.
13038 (-mno-sse4): Ditto.
13041 (-mrecip): Move flag into target_flags.
13043 (-mno-fused-madd): Ditto.
13044 (-mfused-madd): Ditto.
13045 (-mabm): Move flag into ix86_isa_flags.
13052 * config/i386/i386-c.c: New file for #pragma support.
13053 (ix86_target_macros_internal): New function to #define or #undef
13054 target macros based when the user uses the #pragma GCC option to
13055 change target options.
13056 (ix86_pragma_option_parse): New function to add #pragma GCC option
13058 (ix86_target_macros): Move defining the target macros here from
13059 TARGET_CPU_CPP_BUILTINS in i386.h.
13060 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13061 defined, initialize any subtarget #pragmas.
13063 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13064 REGISTER_TARGET_PRAGMAS.
13066 * config/i386/t-i386: New file for x86 dependencies.
13067 (i386.o): Make dependencies mirror the include files used.
13068 (i386-c.o): New file, add dependencies.
13070 * config/i386/i386-protos.h (override_options): Add bool argument.
13071 (ix86_valid_option_attribute_tree): Add declaration.
13072 (ix86_target_macros): Ditto.
13073 (ix86_register_macros): Ditto.
13075 * config/i386/i386.c (ix86_tune_features): Move initialization of
13076 the target masks to initial_ix86_tune_features to allow functions
13077 to have different target options. Make type unsigned char,
13078 instead of unsigned int.
13079 (initial_ix86_tune_features): New static vector to hold processor
13080 masks for the tune variables.
13081 (ix86_arch_features): Move initialization of the target masks to
13082 initial_ix86_arch_features to allow functions to have different
13083 target options. Make type unsigned char, instead of unsigned int.
13084 (initial_ix86_arch_features): New static vector to hold processor
13085 masks for the arch variables.
13086 (enum ix86_function_specific_strings): New enum to describe the
13087 string options used for attribute((option(...))).
13088 (ix86_target_string): New function to return a string that
13089 describes the target options.
13090 (ix86_debug_options): New function to print the current options in
13092 (ix86_function_specific_save): New function hook to save the
13093 function specific global variables in the cl_target_option structure.
13094 (ix86_function_specific_restore): New function hook to restore the
13095 function specific variables from the cl_target_option structure to
13096 the global variables.
13097 (ix86_function_specific_print): New function hook to print the
13098 target specific options in the cl_target_option structure.
13099 (ix86_valid_option_attribute_p): New function hook to validate
13100 attribute((option(...))) arguments.
13101 (ix86_valid_option_attribute_tree): New function that is common
13102 code between attribute((option(...))) and #pragma GCC option
13103 support that parses the options and returns a tree holding the options.
13104 (ix86_valid_option_attribute_inner_p): New helper function for
13105 ix86_valid_option_attribute_tree.
13106 (ix86_can_inline_p): New function hook to decide if one function
13107 can inline another on a target specific basis.
13108 (ix86_set_current_function); New function hook to switch target
13109 options if the user used attribute((option(...))) or #pragma GCC
13111 (ix86_tune_defaulted): Move to static file scope from
13113 (ix86_arch_specified): Ditto.
13114 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13116 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13117 (OPTION_MASK_ISA_ABM_SET): Ditto.
13118 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13119 (OPTION_MASK_ISA_CX16_SET): Ditto.
13120 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13121 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13122 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13123 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13124 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13125 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13126 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13127 (struct ptt): Move to static file scope from override_options.
13128 (processor_target_table): Ditto.
13129 (cpu_names): Ditto.
13130 (ix86_handle_option): Add support for options that are now isa options.
13131 (override_options): Add support for declaring functions that
13132 support different target options than were specified on the
13133 command line. Move struct ptt, processor_target_table, cpu_names,
13134 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13135 Add bool argument. Fix up error messages so the appropriate error
13136 is given for either command line or attribute.
13137 (ix86_previous_fndecl): New static to remember previous function
13138 declaration to see if we need to change target options.
13139 (ix86_builtins_isa): New array to record the ISA of each builtin
13141 (def_builtin): Always create the builtin function, even if the
13142 current ISA doesn't support it.
13143 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13144 tests for those builtins.
13145 (ix86_init_builtins): Remove TARGET_MMX test for calling
13146 ix86_init_mmx_sse_builtins.
13147 (ix86_expand_builtin): If the current ISA doesn't support a given
13148 builtin, signal an error.
13149 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13150 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13151 (TARGET_OPTION_SAVE): Ditto.
13152 (TARGET_OPTION_RESTORE): Ditto.
13153 (TARGET_OPTION_PRINT): Ditto.
13154 (TARGET_CAN_INLINE_P): Ditto.
13156 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13158 * c-typeck.c (build_external_ref): Don't call assemble_external.
13159 * final.c (output_operand): Call assemble_external.
13161 2008-07-21 DJ Delorie <dj@redhat.com>
13163 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13164 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13166 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13168 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13169 original insn and splitter contents into ...
13170 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13171 flag_unsafe_math_optimizations. Add dummy scratch register.
13172 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13173 !flag_unsafe_math_optimizations. Returns number with next
13174 highest magnitude if this is still less or equal to the true
13175 quotient in magnitude.
13177 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13179 * Makefile.in: Replace toplev.h with TOPLEV_H.
13180 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13181 * c-lex.c (fe_file_change): Don't set in_system_header.
13182 * c-parser.c (c_token): Remove in_system_header.
13183 (c_lex_one_token): Don't set in_system_header.
13184 (c_parser_set_source_position_from_token): Don't set in_system_header.
13185 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13188 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13189 * flags.h (in_system_header): Remove.
13190 * function.c (saved_in_system_header): Remove.
13191 (push_cfun): Don't set in_system_header.
13192 (pop_cfun): Don't set in_system_header.
13193 (push_struct_function): Don't set in_system_header.
13194 * input.h (expanded_location): Add sysp.
13195 (in_system_header_at): New.
13196 (in_system_header): New.
13197 * toplev.c (in_system_header): Remove.
13198 * toplev.h: Include input.h
13200 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13201 * tree-ssa.c (warn_uninit): Call warning_at.
13202 (warn_uninitialized_var): Update calls to warn_uninit.
13203 (warn_uninitialized_phi): Update calls to warn_uninit.
13204 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13205 (expand_location): Initialize xloc.sysp.
13206 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13207 (tree_decl_with_vis): Remove in_system_header_flag.
13209 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13212 * recog.c (asm_operand_ok): Change the order of the extra
13213 memory constraint checks.
13215 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13218 * tree-switch-conversion.c (build_one_array): Call
13219 varpool_mark_needed_node and varpool_finalize_decl
13220 instead of assemble_variable.
13222 2008-07-19 Jan Hubicka <jh@suse.cz>
13224 * cgraph.c (cgraph_add_new_function): Do early local passes.
13225 * tree-nrv.c (gate_pass_return_slot): New gate.
13226 (pass_nrv): Add the gate.
13227 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13229 (coalesce_ssa_name): Coalesce SSA names.
13230 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13231 not optimizing so unused user vars remains visible.
13232 * common.opt (flag_tree_ter): Always enable by default.
13233 * tree-ssa-ter.c: Include flags.h
13234 (is_replaceable_p): Check that locations match; when aliasing
13235 is missing be conservative about loads.
13236 * tree-optimize.c (gate_init_datastructures): Remove.
13237 (pass_init_datastructures): New.
13238 * passes.c: Reorder passes so we always go into SSA.
13240 2008-07-19 Jan Hubicka <jh@suse.cz>
13242 * doc/extend.texi (flatten attribute): Remove note about
13244 * doc/invoke.texi (--combine): Likewise.
13245 (-finline-functions-called-once): Update levels when enabled.
13246 (-funit-at-a-time): Document new behaviour.
13247 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13248 -fno-section-anchors when disabled explicitly.
13249 (inline params): They are not ignored now.
13250 (precompiled headers): Remove unit-at-a-time as being incompatible.
13251 * opts.c (decode_options): Handle unit-at-a-time as alias;
13252 imply -fno-section-anchors when toplevel reorder is disabled
13254 * common.opt (ftoplevel-reorder): Set default value to 2.
13255 (funit-at-a-time): Set default value to 1.
13256 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13259 2008-07-19 Jan Hubicka <jh@suse.cz>
13261 * builtins.c (expand_builtin_int_roundingfn,
13262 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13265 2008-07-19 Richard Guenther <rguenther@suse.de>
13268 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13269 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13270 * tree-ssa-pre.c (get_expr_value_id): For newly created
13271 constant value-ids make sure to add the expression to its
13274 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13276 PR middle-end/36877
13277 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13278 return value of the builtin is ignored.
13280 2008-07-19 Olivier Hainque <hainque@adacore.com>
13282 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13283 bits, a C conformant malloc implementation has to provide.
13284 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13286 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13290 * reload.c (find_reloads_subreg_address): Only reload address if
13291 reloaded == 0, not for reloaded != 1.
13294 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13295 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13296 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13297 m32c_legitimize_reload_address.
13299 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13300 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13301 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13303 2008-07-19 Olivier Hainque <hainque@adacore.com>
13305 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13306 argument, saying whether nested array are to be collapsed
13307 into a single array type DIE with multiple subscripts.
13308 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13309 issues, centralize the nested array types collapsing control and
13310 disable the transformation for Ada.
13312 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13315 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13317 (x86_64_shift_adj_2): New expander.
13318 (x86_64_shift_adj_3): Ditto.
13319 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13320 to split TImode operands.
13321 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13322 (ix86_split_lshr): Ditto.
13324 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13326 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13327 and __CHAR32_TYPE__.
13328 * c-typeck.c (digest_init): Support char16_t and char32_t.
13329 (set_nonincremental_init_from_string): Idem.
13331 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13333 PR middle-end/36859
13334 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13335 PREFERRED_STACK_BOUNDARY.
13336 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13338 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13340 PR middle-end/36858
13341 * function.c (locate_and_pad_parm): Cap boundary earlier.
13343 2008-07-17 Julian Brown <julian@codesourcery.com>
13345 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13346 no-op for targets which don't use DLLs.
13348 2008-07-17 Martin Jambor <mjambor@suse.cz>
13350 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13351 that nodes are relevant by examining the node->analyzed flag.
13352 (ipcp_init_stage): Check which nodes are relevant, assert that the
13353 relevant ones are also required.
13354 (ipcp_propagate_stage): Check on the side arrays are properly
13356 (ipcp_print_all_jump_functions): Make sure not to touch any node
13357 that is not analyzed or an edge that does not have a corresponding
13358 entry in the on-the-side vectors.
13359 (ipcp_function_scale_print): Likewise.
13360 (ipcp_update_callgraph): Check that the node is relevant.
13361 (ipcp_insert_stage): Check that the node is relevant. Check there is
13362 an info for every node and edge.
13363 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13364 (ipa_print_all_tree_maps): Likewise and a new variable info.
13365 (ipa_print_all_params_modified): Likewise.
13366 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13368 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13371 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13373 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13375 PR rtl-optimization/36753
13376 * fwprop.c (use_killed_between): Don't shortcut
13377 single-definition global registers.
13379 2008-07-16 Jan Hubicka <jh@suse.cz>
13381 * cgraph.h (varpool_empty_needed_queue): Declare.
13382 * cgraphunit.c (output_in_order): Mark all variables as needed;
13384 * varpool.c (varpool_assemble_node): Update debug queue.
13385 (varpool_assemble_pending_decls): Don't do it here.
13386 (varpool_empty_needed_queue): New function.
13388 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13390 * recog.c (peephole2_optimize): Fix formatting.
13392 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13394 * c-pch.c (get_ident): Avoid C++ keywords.
13395 * combine-stack-adj.c (single_set_for_csa): Likewise.
13396 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13397 output_asm_insn): Likewise.
13398 * reload.c (push_secondary_reload, find_reusable_reload,
13399 push_reload, combine_reloads, find_reloads,
13400 debug_reload_to_stream): Likewise.
13401 * reload.h (struct reload): Likewise.
13402 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13403 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13404 emit_output_reload_insns): Likewise.
13405 * targhooks.c (default_secondary_reload): Likewise.
13406 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13408 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13410 * recog.c (validate_change_1, validate_change,
13411 validate_unshare_change, validate_replace_rtx_1, struct
13412 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13414 * reload.c (push_secondary_reload, secondary_reload_class,
13415 scratch_reload_class, find_valid_class, find_reusable_reload,
13416 push_reload, find_dummy_reload, find_reloads_address_1,
13417 find_reloads_address_part, find_equiv_reg): Likewise.
13418 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13419 choose_reload_regs): Likewise.
13420 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13422 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13423 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13424 * sched-rgn.c (concat_INSN_LIST): Likewise.
13425 * stor-layout.c (mode_for_size, mode_for_size_tree,
13426 smallest_mode_for_size): Likewise.
13428 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13430 * cfg.c (dump_reg_info): Avoid C++ keywords.
13431 * dwarf2asm.c (dw2_force_const_mem,
13432 dw2_asm_output_encoded_addr_rtx): Likewise.
13433 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13434 * expmed.c (expand_shift): Likewise.
13435 * global.c (find_reg): Likewise.
13436 * graph.c (draw_edge): Likewise.
13437 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13438 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13439 widen_clz, widen_bswap, expand_parity, expand_unop,
13440 emit_cmp_and_jump_insn_1): Likewise.
13441 * postreload.c (reload_cse_simplify_operands): Likewise.
13442 * ra.h (add_neighbor): Likewise.
13443 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13444 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13445 record_reg_classes, copy_cost, record_address_regs,
13446 invalid_mode_change_p): Likewise.
13447 * regrename.c (regrename_optimize, scan_rtx_reg,
13448 dump_def_use_chain, find_oldest_value_reg,
13449 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13451 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13453 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13454 MASK_POWERPC64 for power4 in previous commit.
13456 2008-07-16 Olivier Hainque <hainque@adacore.com>
13458 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13459 instead of bare conversion to cast const-ness away.
13461 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13463 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13464 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13465 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13466 (TARGET_FUNCTION_VALUE): Define.
13468 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13470 * config/rs6000/rs6000.c (processor_target_table): Add
13471 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13473 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13476 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13477 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13478 m32c_legitimize_reload_address.
13480 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13482 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13483 DECL_IN_SYSTEM_HEADER in sync.
13485 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13487 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13488 * tree-ssa-pre.c (pre_expr_eq): Ditto
13489 (get_constant_for_value_id): Take a type as an argument.
13490 (fully_constant_expression): Pass in type.
13491 (find_or_generate_expression): Short circuit constant case.
13492 (create_expression_by_pieces): Remove special casing of
13494 (do_regular_insertion): Short circuit constant case.
13495 (do_partial_partial_insertion): Ditto.
13497 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13500 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13502 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13504 * config/xtensa/libgcc-xtensa.ver: New file.
13505 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13507 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13509 * df-problems.c (df_set_note): Avoid C++ keywords.
13510 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13511 * dse.c (record_store, remove_useless_values): Likewise.
13512 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13513 gen_reg_rtx_offset, operand_subword, change_address_1,
13514 change_address, adjust_address_1, offset_address,
13515 widen_memory_access, emit_copy_of_insn_after): Likewise.
13516 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13517 * fwprop.c (should_replace_address, propagate_rtx_1,
13518 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13520 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13521 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13522 * lcm.c (compute_insert_delete, pre_edge_lcm,
13523 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13524 * lower-subreg.c (resolve_reg_notes): Likewise.
13525 * mode-switching.c (optimize_mode_switching): Likewise.
13527 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13529 * bt-load.c (add_btr_def, migrate_btr_def,
13530 branch_target_load_optimize): Avoid C++ keywords.
13531 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13533 * combine.c (subst, simplify_set, make_extraction,
13534 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13535 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13536 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13538 2008-07-15 Richard Guenther <rguenther@suse.de>
13540 PR middle-end/36369
13541 * c-common.c (strict_aliasing_warning): Do not warn for
13542 TYPE_REF_CAN_ALIAS_ALL pointers.
13543 (c_common_get_alias_set): may_alias types are not special.
13544 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13545 attribute and set can_ref_all accordingly.
13546 (build_reference_type_for_mode): Likewise.
13547 * doc/extend.texi (may_alias): Clarify.
13549 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13552 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13553 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13555 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13558 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13559 gcc_assert, instead call output_operand_lossage.
13561 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13563 * builtins.c (std_canonical_va_list): Treat structure based
13566 2008-07-15 Ben Elliston <bje@au.ibm.com>
13568 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13570 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13572 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13575 2008-07-14 Jan Hubicka <jh@suse.cz>
13577 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13578 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13579 fix predicates and constraints.
13580 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13581 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13583 2008-07-14 Doug Kwan <dougkwan@google.com>
13585 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13586 additional option file arm/eabi.opt.
13587 * config/arm/eabi.h (File): New configuration file for EABI targets.
13588 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13589 SUBSUBTARGET_EXTRA_SPECS.
13590 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13591 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13592 from STARTFILE_SPEC so that it can be referenced in an override.
13593 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13594 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13595 can be referenced in an override.
13596 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13597 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13598 so that it can be referenced in an override.
13599 (LINK_SPEC): Use BPABI_LINK_SPEC.
13600 * config/arm/eabi.opt (File): New.
13602 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13604 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13605 (FIXED_VALUE_H): New variable.
13606 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13607 input.h, fixed-value.h.
13608 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13609 (BASIC_BLOCK_H): Use $(BITMAP_H).
13610 (FUNCTION_H): Add varray.h.
13611 (IPA_REFERENCE_H): Use $(BITMAP_H).
13612 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13613 (DF_H): Use $(BITMAP_H).
13614 (GGC_H): Add statistics.h.
13615 (INSN_ADDR_H): New.
13616 (INSN_ATTR_H): Use it.
13617 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13619 (SYMTAB_H): Add $(OBSTACK_H).
13620 (CPP_INTERNAL_H): New.
13621 (TREE_DUMP_H): Add tree-pass.h.
13622 (TREE_FLOW_H): Use $(BITMAP_H)
13623 (PRETTY_PRINT_H): Use $(INPUT_H).
13624 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13627 (many object files): Fix lots of header dependencies throughout.
13629 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13631 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13633 (s-gtyp-input): Use them to write tmp-gi.list.
13634 (echo_to_gi.list): Remove.
13636 2008-07-14 Richard Guenther <rguenther@suse.de>
13638 * tree-ssa-sccvn.c (pre_info): Remove.
13639 (switch_to_PRE_table): Likewise.
13640 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13641 (set_hashtable_value_ids): Do not create value-ids for the
13643 (run_scc_vn): Remove double test. Remove bogus special-case
13644 in value-number printing.
13645 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13646 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13648 * tree-flow-inline.h (get_value_handle): Remove.
13649 * tree-flow.h (get_value_handle): Remove.
13651 2008-07-14 Martin Jambor <mjambor@suse.cz>
13653 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13654 in which we generate arithmetics is not a subrange.
13656 2008-07-14 Martin Jambor <mjambor@suse.cz>
13658 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13660 2008-07-14 Richard Guenther <rguenther@suse.de>
13662 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13664 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13667 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13668 reload for symbol refs moved to r0 with -fPIC.
13669 (legitimize_pic_address): Use the target register as temporary
13671 (emit_symbolic_move): Adjust comment.
13672 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13675 2008-07-14 Ben Elliston <bje@au.ibm.com>
13677 * c-common.h (C_CPP_HASHNODE): New macro.
13678 * coretypes.h (struct cpp_token): Forward declare.
13679 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13680 the context-sensitive keyword method.
13681 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13682 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13683 expand_bool_pixel): New.
13684 (altivec_categorize_keyword): New function.
13685 (init_vector_keywords): New function.
13686 (rs6000_macro_to_expand): Likewise.
13687 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13688 compiling an ISO C dialect.
13690 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13692 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13693 (create_expression_by_pieces): Fix typo.
13694 (do_regular_insertion): Use debug counter here too.
13696 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13699 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13700 CONST_OK_FOR_LETTER_P. All port-local users changed.
13701 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13702 implement Kp matching power-of-two.
13703 (CONSTRAINT_LEN): Define to match.
13704 * config/cris/cris.md: Replace all use of constraint K with Kc.
13705 ("*btst*): Use Kp for operand 0 of last alternative.
13707 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13710 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13713 2008-07-13 Jan Hubicka <jh@suse.cz>
13715 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13718 2008-07-13 Richard Guenther <rguenther@suse.de>
13720 PR middle-end/36811
13721 * langhooks.c (lhd_print_error_function): Deal with recursive
13724 2008-07-12 Jan Hubicka <jh@suse.cz>
13726 * cgraph.c (assembler_name_hash): New static var.
13727 (hash_node_by_assembler_name, eq_assembler_name): New.
13728 (cgraph_node_for_asm): Use hashtable.
13729 (cgraph_remove_node): Maintain hashtable.
13730 (change_decl_assembler_name): Sanity check that names are not changing
13731 after aliasing was processed.
13732 * cgraph.h (varpoon_node): Add next GGC marker.
13733 * tree.c (decl_assembler_name_equal): Constify.
13734 (decl_assembler_name_hash): New.
13735 * tree.h (decl_assembler_name_equal): Constify.
13736 (decl_assembler_name_hash): Update.
13738 2008-07-12 David Daney <ddaney@avtrex.com>
13740 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13741 sb1 and r5000 cpus.
13743 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13745 * doc/md.texi: Document the MIPS "v" constraint.
13746 * config/mips/mips.h (reg_class): Revert last change.
13747 (REG_CLASS_NAMES): Likewise.
13748 (REG_CLASS_CONTENTS): Likewise.
13749 * config/mips/mips.c (mips_regno_to_class): Likewise.
13750 * config/mips/constraints.md (v): Likewise, but add documentation.
13751 Add a comment to say that this constraint should not be used in
13754 2008-07-11 DJ Delorie <dj@redhat.com>
13756 * config/h8300/h8300.md (length): Fix branch offset limit.
13758 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13760 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13761 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13762 (avr_hard_regno_scratch_ok): New function.
13763 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13764 * config/avr/avr.md (all peepholes that request a scratch register):
13765 Remove avr_peep2_scratch_safe use.
13767 2008-07-11 Tom Tromey <tromey@redhat.com>
13768 Ian Lance Taylor <iant@google.com>
13770 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13771 (struct c_common_resword): Define.
13772 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13773 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13774 (c_common_reswords, num_c_common_reswords): Declare.
13775 * c-common.c (c_common_reswords): New global const array.
13776 (num_c_common_reswords): New const int.
13777 * c-parser.c (struct resword, reswords): Don't define.
13778 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13779 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13780 than reswords. If warning about C++ keywords, give them a special
13782 (c_lex_one_token): Warn about C++ keywords. Call
13783 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13784 (c_parser_external_declaration): Look for RID_xxx rather than
13785 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13786 (c_parser_statement_after_labels): Likewise.
13787 (c_parser_objc_class_instance_variables): Likewise.
13788 (c_parser_objc_class_declaration): Likewise.
13789 (c_parser_objc_try_catch_statement): Likewise.
13790 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13791 (declspecs_add_type): Likewise.
13793 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13795 * ggc-page.c (alloc_page):
13796 Substituting xmalloc, xcalloc with
13797 XNEWVEC and XCNEWVAR macros which add the
13800 2008-07-11 Richard Guenther <rguenther@suse.de>
13802 PR tree-optimization/36765
13803 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13804 aliases from HEAP vars to SMTs.
13806 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13808 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13809 * configure.ac (loose_warn): Move -Wc++-compat from here...
13810 (strict_warn): ...to here.
13811 * configure: Regenerate.
13813 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13815 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13816 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13817 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13818 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13819 excluding more specific h8300-*-* and sh-*-* targets.
13821 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13823 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13824 (eliminate): Ditto.
13825 (execute_pre): Call loop_optimizer_finalize in early exit.
13827 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13829 PR middle-end/36790
13830 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13831 uids in the bitmap, not just VAR_DECL uids.
13833 PR rtl-optimization/36419
13834 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13835 (combine_stack_adjustments_for_block): Call it if needed. Delete
13837 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13838 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13839 prologue sp adjustment.
13841 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13844 * opts.c (print_ignored_options): Report postponed diagnostics for
13845 unknown -Wno-* options as warnings, not errors.
13846 (postpone_unknown_option_error): Renamed to...
13847 (postpone_unknown_option_warning): ... this.
13849 2008-07-09 Doug Kwan <dougkwan@google.com>
13852 2008-07-08 Doug Kwan <dougkwan@google.com>
13854 * config/arm/arm.opt (mandroid): New option.
13855 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13856 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13858 (CC1PLUS_SPEC): Same.
13860 (STARTFILE_SPEC): Same.
13861 (ENDFILE_SPEC): Same.
13862 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13865 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13868 * config/mips/mips.h (reg_class): Remove V1_REG.
13869 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13870 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13871 instead of V1_REGS.
13872 (mips_get_tp): New function.
13873 (mips_legitimize_tls_address): Use it.
13874 * config/mips/constraints.md (v): Delete.
13875 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13876 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13877 After reload, split into a move and ...
13878 (*tls_get_tp_<mode>_split): ...this new instruction.
13880 2008-07-09 David Daney <ddaney@avtrex.com>
13882 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13884 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13886 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13887 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13889 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13890 htab_delete should be called. Don't free c.
13891 (lookup_tmp_var): Create temp_htab lazily.
13892 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13893 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13895 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13896 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13897 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13898 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13899 * tree-sra.c (generate_element_init): Likewise.
13900 * tree-mudflap.c (execute_mudflap_function_ops,
13901 execute_mudflap_function_decls): Likewise.
13902 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13903 * tree-gimple.h (struct gimplify_ctx): New type.
13904 (push_gimplify_context): Adjust prototype.
13906 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13908 * tree-ssa-pre.c (phi_translate_1): Update placement of
13909 add_to_value calls.
13911 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13913 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13914 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13915 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13916 * targhooks.c (default_hard_regno_scratch_ok): New function.
13917 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13918 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13919 * recog.c: Include "target.h".
13920 (peep2_find_free_register): Add check for global regs. Add target
13922 * Makefile.in (recog.o): Depend on target.h.
13924 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13926 * config/sh/sh.c (sh_canonical_va_list_type): New.
13927 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13929 2008-07-09 Raksit Ashok <raksit@google.com>
13931 * doc/invoke.texi (Option Summary): Mention new option
13932 -Wdisallowed-function-list=...
13933 (Warning Options): Document -Wdisallowed-function-list=...
13934 * common.opt (Wdisallowed-function-list=): New flag.
13935 * flags.h (warn_disallowed_functions): External definition of new
13936 boolean warning flag.
13937 (warn_if_disallowed_function_p): Declare new function.
13938 * opts.c (warning_disallowed_functions): New static variable.
13939 (warn_disallowed_functions): New boolean warning flag.
13940 (warn_if_disallowed_function_p): New function.
13941 (add_comma_separated_to_vector): Rename
13942 add_instrument_functions_exclude_list to this.
13943 (common_handle_option): Handle new option. Rename calls to
13944 add_instrument_functions_exclude_list into calls to
13945 add_comma_separated_to_vector.
13946 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13947 based on flag warn_disallowed_functions.
13949 2008-07-09 Christian Bruel <christian.bruel@st.com>
13951 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13952 instead of get_attr_length.
13954 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13956 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13958 * genemit.c (gen_insn): Likewise.
13959 * gengtype.c (note_def_vec): Likewise.
13960 * gengtype.h (note_def_vec): Likewise.
13961 * genoutput.c (struct data, output_insn_data, process_template,
13962 gen_expand, gen_split, note_constraint): Likewise.
13963 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13964 make_insn_sequence): Likewise.
13965 * gensupport.c (record_insn_name): Likewise.
13967 2008-07-08 Doug Kwan <dougkwan@google.com>
13969 * config/arm/arm.opt (mandroid): New option.
13970 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13971 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13973 (CC1PLUS_SPEC): Same.
13975 (STARTFILE_SPEC): Same.
13976 (ENDFILE_SPEC): Same.
13977 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13980 2008-07-08 Raksit Ashok <raksit@google.com>
13982 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13983 (set_storage_via_setmem): Fix expected_align parameter.
13984 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13985 missing from the list.
13986 * doc/md.texi (movmem): Explicitly state that expected alignment is
13987 to be expressed in bytes.
13988 (setmem): Explicitly state that expected alignment is to be expressed
13991 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13993 * reload.c (find_reloads_subreg_address): Do not require validity
13994 of address in original mode before reloading address.
13996 2008-07-07 Tianwei Sheng <tianweis@google.com>
13998 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13999 bounds array access.
14001 2008-07-08 Jakub Jelinek <jakub@redhat.com>
14003 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14005 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14007 Fix PR tree-optimization/23455
14008 Fix PR tree-optimization/35286
14009 Fix PR tree-optimization/35287
14010 * Makefile.in (OBJS-common): Remove tree-vn.o.
14011 (tree-vn.o): Remove.
14012 * dbgcnt.def: Add treepre_insert debug counter.
14013 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14014 (debug_value_expressions): Ditto.
14015 (print_value_expressions): Ditto.
14016 * tree-pretty-print.c (dump_generic_node): Updated for
14017 VALUE_HANDLE removal.
14018 * tree-ssa-dom.c (record_equality): Ditto.
14019 (cprop_operand): Ditto.
14020 (lookup_avail_expr): Ditto.
14021 * tree-ssa-threadedge.c
14022 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14023 (simplify_control_stmt_condition): Ditto.
14024 * tree.c (tree_code_size): Ditto.
14025 (tree_node_structure): Ditto.
14026 (iterative_hash_expr): Ditto.
14028 * tree.h (VALUE_HANDLE_ID): Ditto.
14029 (VALUE_HANDLE_EXPR_SET): Ditto.
14030 (struct tree_value_handle): Ditto.
14031 (union tree_node): Ditto.
14032 * treestruct.def: Ditto.
14033 * tree-vn.c: Removed.
14034 * tree-ssa-pre.c: Rewritten entirely.
14035 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14036 (constant_value_ids): Ditto.
14037 (vn_nary_op_t): Moved to header.
14039 (vn_reference_op_t): Ditto
14040 (vn_reference_t): Ditto.
14041 (next_value_id): New variable.
14042 (VN_INFO): Add an assert.
14043 (vn_constant_eq): New function.
14044 (vn_constant_hash): Ditto.
14045 (get_or_alloc_constant_value_id): Ditto.
14046 (value_id_constant_p): Ditto.
14047 (vn_reference_compute_hash): De-staticify.
14048 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14049 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14050 (valueize_refs): Update opcode if it changes from ssa name to constant.
14051 (vn_reference_lookup_1): Add new argument.
14052 (vn_reference_lookup): Ditto.
14053 (vn_reference_lookup_pieces): New function.
14054 (vn_reference_insert): Add return type. Modify to deal with value ids.
14055 (vn_reference_insert_pieces): New function.
14056 (vn_nary_op_compute_hash): De-staticify.
14057 (vn_nary_op_eq): Ditto.
14058 (vn_nary_op_lookup_pieces): New function.
14059 (vn_nary_op_lookup): Add new argument.
14060 (vn_nary_op_insert_pieces): New function.
14061 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14062 (vn_phi_insert): Ditto.
14063 (visit_unary_op): Update for callee changes.
14064 (visit_binary_op): Ditto.
14065 (visit_reference_op_load): Ditto.
14066 (visit_reference_op_store): Ditto.
14067 (init_scc_vn): Init next_value_id, constant_to_value_id and
14068 constant_value_ids.
14069 (free_scc_vn): Free them.
14070 (set_hashtable_value_ids): New function.
14071 (run_scc_vn): Use it.
14072 (get_max_value_id): New function.
14073 (get_next_value_id): Ditto.
14074 (expressions_equal_p): Moved from tree-vn.c
14075 (sort_vuses): Ditto.
14076 (sort_vuses_heap): Ditto.
14077 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14079 * tree.c (iterative_hash_hashval_t): Made non-static
14080 * tree.h (iterative_hash_hashval_t): Declare it.
14082 2008-07-08 Martin Jambor <mjambor@suse.cz>
14084 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14085 instead of ipa_create_node_params.
14086 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14087 ipa_check_create_edge_args, free them with
14088 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14090 * ipa-prop.c: Include flags.h and tree-inline.h.
14091 (ipa_node_params_vector): New variable.
14092 (ipa_edge_args_vector): New variable.
14093 (edge_removal_hook_holder): New variable.
14094 (node_removal_hook_holder): New variable.
14095 (edge_duplication_hook_holder): New variable.
14096 (node_duplication_hook_holder): New variable.
14097 (ipa_detect_param_modifications): Check for presence of modified flags.
14098 (ipa_compute_jump_functions): Check for presence of jump functions.
14099 (ipa_free_edge_args_substructures): New function.
14100 (ipa_create_node_params): Removed.
14101 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14102 (ipa_free_node_params_substructures): New function.
14103 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14105 (ipa_edge_removal_hook): New function.
14106 (ipa_node_removal_hook): New function.
14107 (duplicate_array): New function.
14108 (ipa_edge_duplication_hook): New function.
14109 (ipa_node_duplication_hook): New function.
14110 (ipa_register_cgraph_hooks): New function.
14111 (ipa_unregister_cgraph_hooks): New function.
14112 (free_all_ipa_structures_after_ipa_cp): New function.
14114 * ipa-prop.h: Include vec.h.
14115 (ipa_node_params_t): New typedef with vector types for it.
14116 (ipa_edge_args_t): New typedef with vector types for it.
14117 (IPA_NODE_REF): Changed to access an on-the-side vector.
14118 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14119 (ipa_check_create_node_params): New function.
14120 (ipa_check_create_edge_args): New function.
14122 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14125 2008-07-07 Tom Tromey <tromey@redhat.com>
14127 * configure, config.in: Rebuilt.
14128 * configure.ac: Don't check for scandir or alphasort.
14130 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14132 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14133 types immediately after creating them.
14135 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14137 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14139 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14141 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14142 dump_constraint_graph.
14143 (dump_constraint_edge): New function.
14144 (dump_constraint_graph): New function.
14145 (debug_constraint_graph): New function.
14146 (dump_constraint): Removed useless comparison.
14147 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14148 (dump_constraint_graph): Declare.
14149 (debug_constraint_graph): Declare.
14150 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14152 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14154 * config/i386/i386.c (is_va_list_char_pointer): New.
14155 (ix86_va_start): Replace compare with ms_va_list_type_node
14156 by is_va_list_char_pointer.
14157 (ix86_gimplify_va_arg): Likewise.
14159 2008-07-07 Martin Jambor <mjambor@suse.cz>
14161 * cgraph.c (cgraph_edge_max_uid): New variable.
14162 (struct cgraph_edge_hook_list): New type.
14163 (struct cgraph_node_hook_list): New type.
14164 (struct cgraph_2edge_hook_list): New type.
14165 (struct cgraph_2node_hook_list): New type.
14166 (first_cgraph_edge_removal_hook): New variable.
14167 (first_cgraph_node_removal_hook): New variable.
14168 (first_cgraph_edge_duplicated_hook): New variable.
14169 (first_cgraph_node_duplicated_hook): New variable.
14170 (cgraph_add_edge_removal_hook): New function.
14171 (cgraph_remove_edge_removal_hook): New function.
14172 (cgraph_call_edge_removal_hooks): New function.
14173 (cgraph_add_node_removal_hook): New function.
14174 (cgraph_remove_node_removal_hook): New function.
14175 (cgraph_call_node_removal_hooks): New function.
14176 (cgraph_add_edge_duplication_hook): New function.
14177 (cgraph_remove_edge_duplication_hook): New function.
14178 (cgraph_call_edge_duplication_hooks): New function.
14179 (cgraph_add_node_duplication_hook): New function.
14180 (cgraph_remove_node_duplication_hook): New function.
14181 (cgraph_call_node_duplication_hooks): New function.
14182 (cgraph_create_edge): Assign to edge uid.
14183 (cgraph_remove_edge): Call edge removal hooks.
14184 (cgraph_node_remove_callees): Call edge removal hooks.
14185 (cgraph_node_remove_callers): Call edge removal hooks.
14186 (cgraph_remove_node): Call node removal hooks.
14187 (cgraph_clone_edge): Call edge duplication hooks.
14188 (cgraph_clone_node): Call node duplication hooks.
14190 * cgraph.h (cgraph_edge): New field uid.
14191 (cgraph_edge_hook): New type.
14192 (cgraph_node_hook): New type.
14193 (cgraph_2edge_hook): New type.
14194 (cgraph_2node_hook): New type.
14196 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14198 * config.in: Regenerate.
14200 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14202 * gcc.c (print_sysroot): New.
14203 (option_map, display_help, process_command): Handle the
14204 -print-sysroot option.
14205 (main): Print the sysroot if requested.
14206 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14208 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14211 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14213 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14215 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14216 (assign_parm_setup_block_p): Also check mode of entry_parm.
14218 2008-07-07 Richard Guenther <rguenther@suse.de>
14220 * tree-ssa-structalias.h (set_used_smts): Remove.
14221 * tree-ssa-structalias.c (used_smts): Likewise.
14222 (set_used_smts): Likewise.
14223 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14224 call to set_used_smts.
14226 2008-07-07 Richard Guenther <rguenther@suse.de>
14228 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14229 (new_var_info): Set it to false.
14230 (solution_set_add): Correctly handle pointers outside a var and
14232 (type_safe): Treat variables with is_full_var properly.
14233 (do_sd_constraint): Likewise.
14234 (do_ds_constraint): Likewise.
14235 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14236 (get_constraint_for_ptr_offset): New function.
14237 (get_constraint_for_component_ref): For addresses at least include
14238 the last field of the variable. Handle is_full_vars properly.
14239 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14240 (handle_ptr_arith): Remove.
14241 (find_func_aliases): Simplify assignment handling.
14242 (create_function_info_for): For parameter and result varinfos set
14244 (create_variable_info_for): Set is_full_var flag whenever we
14245 just created a single varinfo for a decl.
14246 (init_alias_vars): Initialize use_field_sensitive from
14247 max-fields-for-field-sensitive parameter.
14249 2008-07-07 Richard Guenther <rguenther@suse.de>
14251 PR tree-optimization/36713
14252 * tree-flow-inline.h (is_call_used): New function.
14253 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14254 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14255 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14257 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14259 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14261 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14263 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14265 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14266 Nathan Sidwell <nathan@codesourcery.com>
14268 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14269 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14271 * config/m68k/t-linux: New.
14272 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14275 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14277 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14278 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14281 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14283 * gcc.c (execute): Fix -Wc++-compat warning.
14285 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14288 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14289 constant for little endian.
14291 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14293 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14294 mips_base_mips16 instead of TARGET_MIPS16.
14295 (mips_base_mips16): Declare.
14296 * config/mips/mips.c (mips_base_mips16): Make global.
14297 (was_mips16_p): Remove GTY marker.
14298 (was_mips16_pch_p): New variable.
14299 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14300 (mips_override_options): Force to non-MIPS16 mode initially.
14301 Do not complain about MIPS16 PIC incompatibilities here.
14302 Only allow -mgpopt if -mexplicit-relocs is in force for
14305 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14307 * configure.ac: Check for caddr_t, define to char * if not defined.
14308 * configure: Regenerate.
14309 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14310 (mmap_gt_pch_use_address): Likewise.
14311 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14313 2008-07-06 Richard Guenther <rguenther@suse.de>
14315 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14316 (new_var_info): Deal with it.
14317 (solution_set_add): Likewise.
14318 (bitpos_of_field): Make signed, fix.
14319 (struct fieldoff): Remove type and decl fields. Make size field
14320 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14322 (fieldoff_compare): Deal with it.
14323 (push_fields_onto_fieldstack): Remove has_union argument, glob
14324 adjacent non-pointer fields together.
14325 (create_function_info_for): Do not set has_union.
14326 (create_variable_info_for): Simplify.
14328 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14330 * config.gcc (extra_headers): Add cross-stdarg.h for target
14331 x86_64-*-* and i?86-*-*.
14332 * config/i386/cross-stdarg.h: New.
14333 * builtins.c (std_fn_abi_va_list): New.
14334 (std_canonical_va_list_type): New.
14335 (stabilize_va_list): Replace va_list_type_node use by
14336 mtarget.canonical_va_list_type.
14337 (gimplify_va_arg_expr): Likewise.
14338 (expand_builtin_va_copy): Replace va_list_type_node use by
14339 mtarget.fn_abi_va_list.
14340 * tree-sra.c (is_va_list_type): New helper.
14341 (decl_can_be_decomposed_p): Replace
14342 va_list_type_node use by is_va_list_type.
14343 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14344 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14345 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14346 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14347 (ix86_enum_va_list): New.
14348 * config/i386/i386.c (sysv_va_list_type_node): New.
14349 (ms_va_list_type_node): New.
14350 (ix86_function_type_abi): Remove sorry.
14351 (ix86_build_builtin_va_list_abi): New.
14352 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14353 for 64-bit targets.
14354 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14355 (ix86_init_builtins_va_builtins_abi): New.
14356 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14357 for 64-bit targets.
14358 (ix86_handle_abi_attribute): New.
14359 (attribute_spec): Add sysv_abi and ms_abi.
14360 (ix86_fn_abi_va_list): New.
14361 (ix86_canonical_va_list_type): New.
14362 (ix86_enum_va_list): New.
14363 (TARGET_FN_ABI_VA_LIST): New.
14364 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14365 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14366 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14367 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14368 (TARGET_ENUM_VA_LIST): New.
14369 * expr.h (std_fn_abi_va_list): New.
14370 (std_canonical_va_list_type): New.
14371 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14372 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14373 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14374 TARGET_CANONICAL_VA_LIST_TYPE.
14375 * target.h (struct gcc_target): Add fn_abi_va_list hook
14376 and canonical_va_list_type hook.
14378 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14380 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14381 integral and pointer types.
14383 2008-07-04 Roger Sayle <roger@eyesopen.com>
14385 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14386 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14388 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14391 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14393 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14395 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14396 build_gimple_modify_stmt.
14397 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14398 gimple operand. Use fold_build* instead of build*.
14400 2008-07-04 Richard Guenther <rguenther@suse.de>
14402 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14403 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14404 properly to compute the reachability set if we do field-sensitive PTA.
14405 * invoke.texi (max-fields-for-field-sensitive): Document default.
14406 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14407 100 for optimize >= 2.
14409 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14411 * ggc-zone.c (lookup_page_table_if_allocated,
14412 set_page_table_entry, zone_find_object_size, alloc_small_page,
14413 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14414 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14415 -Wc++-compat and/or -Wcast-qual warnings.
14417 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14420 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14421 pic_offset_table_rtx to be marked as used here.
14422 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14423 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14424 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14425 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14426 !TARGET_SECURE_PLT.
14428 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14430 * alloc-pool.c (hash_descriptor, eq_descriptor,
14431 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14432 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14434 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14435 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14436 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14437 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14440 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14442 * tree-flow.h (loop_only_exit_p): Declare.
14443 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14444 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14445 the number of iterations if it is constant. Otherwise, if this is the
14446 only possible exit of the loop, use the conservative estimate on the
14447 number of iterations of the entire loop if available.
14449 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14451 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14452 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14453 Add synchronization functions.
14454 * config/sync.c: New file.
14455 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14456 (LIBGCC_SYNC_CFLAGS): Likewise.
14458 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14461 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14462 (*pushtf_sse): New insn pattern.
14463 (pushtf splitters): New splitters.
14465 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14467 PR middle-end/35736
14468 * predict.c (build_predict_expr): Use void_type_node for the tree
14469 type, instead of NULL_TREE.
14471 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14473 * config/i386/i386.c (contains_aligned_value_p): Return true
14475 (ix86_data_alignment): Align TCmode to 128bits.
14476 (ix86_local_alignment): Likewise.
14478 2008-07-03 Andrew Haley <aph@redhat.com>
14481 * vec.h (VEC_TA): New.
14482 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14483 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14484 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14485 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14486 (C_COMMON_FIXED_TYPES): Remove first arg.
14487 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14488 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14489 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14490 not to use empty macro arguments.
14492 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14494 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14495 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14496 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14497 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14498 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14499 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14500 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14501 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14502 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14503 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14504 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14505 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14506 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14507 config/rs6000/e500crtres64gpr.asm,
14508 config/rs6000/e500crtres64gprctr.asm,
14509 config/rs6000/e500crtrest32gpr.asm,
14510 config/rs6000/e500crtrest64gpr.asm,
14511 config/rs6000/e500crtresx32gpr.asm,
14512 config/rs6000/e500crtresx64gpr.asm,
14513 config/rs6000/e500crtsav32gpr.asm,
14514 config/rs6000/e500crtsav64gpr.asm,
14515 config/rs6000/e500crtsav64gprctr.asm,
14516 config/rs6000/e500crtsavg32gpr.asm,
14517 config/rs6000/e500crtsavg64gpr.asm,
14518 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14519 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14520 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14521 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14522 config/sparc/sol2-cn.asm: Remove .file directives.
14524 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14526 * resource.c (mark_referenced_resources): Look inside
14527 UNSPEC_VOLATILEs and ASM_INPUTs.
14529 2008-07-02 Ian Lance Taylor <iant@google.com>
14531 * rtlanal.c (add_reg_note): New function.
14532 * rtl.h (add_reg_note): Declare.
14533 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14534 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14535 * builtins.c (expand_builtin_longjmp): Likewise.
14536 (expand_builtin_nonlocal_goto): Likewise.
14537 * calls.c (emit_call_1, expand_call): Likewise.
14538 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14539 * cfglayout.c (fixup_reorder_chain): Likewise.
14540 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14541 (commit_one_edge_insertion): Likewise.
14542 * combine.c (move_deaths, distribute_notes): Likewise.
14543 * df-problems.c (df_set_note): Likewise.
14544 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14545 (set_unique_reg_note): Likewise.
14546 (emit_copy_of_insn_after): Likewise.
14547 * expr.c (expand_expr_real): Likewise.
14548 * gcse.c (add_label_notes): Likewise.
14549 * haifa-sched.c (create_check_block_twin): Likewise.
14550 * jump.c (mark_jump_label_1): Likewise.
14551 * loop-doloop.c (add_test, doloop_modify): Likewise.
14552 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14553 * lower-subreg.c (move_eh_region_note): Likewise.
14554 * optabs.c (emit_libcall_block): Likewise.
14555 * predict.c (predict_insn): Likewise.
14556 (combine_predictions_for_insn): Likewise.
14557 * recog.c (peephole2_optimize): Likewise.
14558 * regmove.c (try_auto_increment): Likewise.
14559 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14560 * reload.c (find_reloads): Likewise.
14561 * reload1.c (fixup_eh_region_note): Likewise.
14562 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14563 * reorg.c (delete_prior_computation): Likewise.
14564 (delete_computation, dbr_schedule): Likewise.
14565 * config/pa/pa.c (legitimize_pic_address): Likewise.
14566 * config/sh/sh.c (sh_reorg): Likewise.
14568 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14571 * config/libgcc-glibc.ver: Add %exclude.
14572 * config/m32r/libgcc-glibc.ver: Likwise.
14573 * config/s390/libgcc-glibc.ver: Likwise.
14574 * config/sh/libgcc-glibc.ver: Likwise.
14575 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14577 * config/i386/libgcc-glibc.ver: New.
14579 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14581 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14583 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14584 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14585 i[34567]86-*-linux*, x86_64-*-linux*. Add
14586 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14587 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14588 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14589 i[34567]86-*-linux*, x86_64-*-linux*.
14591 * libgcc-std.ver: Add empty GCC_4.4.0.
14593 * mkmap-symver.awk: Support multiple versions per symbol.
14595 * config/i386/i386.c (ix86_init_builtins): Always define
14596 __builtin_fabsq and __builtin_copysignq with fallbacks.
14597 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14598 and __builtin_copysignq if SSE2 isn't available.
14600 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14601 (LIBGCC2_TF_CEXT): Likwise.
14602 (TF_SIZE): Likwise.
14604 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14606 * config/i386/sfp-machine.h: Moved to libgcc.
14608 * config/i386/sfp-machine.h: New.
14609 * config/i386/t-linux: Likwise.
14611 * config/i386/t-darwin: Remove softfp_wrap_start and
14613 * config/i386/t-darwin64: Likewise.
14615 * config/i386/t-fprules-softfp64: Renamed to ...
14616 * config/i386/t-fprules-softfp: This.
14618 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14619 and softfp_wrap_end.
14621 2008-07-02 Jason Merrill <jason@redhat.com>
14623 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14625 * tree.c (ctor_to_list): New fn.
14626 * tree.h: Declare it.
14627 (CONSTRUCTOR_ELT): New macro.
14628 (CONSTRUCTOR_NELTS): New macro.
14630 2008-07-02 Richard Guenther <rguenther@suse.de>
14632 * tree-ssa-structalias.c (struct variable_info): Reorder
14633 to fill padding on 64bit hosts. Make collapsed_to an int.
14634 (get_varinfo_fc): Deal with that.
14635 (new_var_info): Likewise.
14636 (collapse_rest_of_var): Likewise.
14638 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14640 * doc/install.texi (--enable-java-home): Document.
14641 (--enable-aot-compile-rpm): Likewise.
14642 (--with-arch-directory): Likewise.
14643 (--with-os-directory): Likewise.
14644 (--with-origin-name): Likewise.
14645 (--with-arch-suffix): Likewise.
14646 (--with-jvm-root-dir): Likewise.
14647 (--with-jvm-jar-dir): Likewise.
14648 (--with-python-dir): Likewise.
14650 2008-07-02 Richard Guenther <rguenther@suse.de>
14652 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14653 from decls explicitly. Merge operand checking from tuples.
14655 2008-07-02 Martin Jambor <mjambor@suse.cz>
14657 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14659 2008-07-02 Martin Jambor <mjambor@suse.cz>
14661 * tree-switch-conversion.c: Included timevar.h
14662 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14664 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14666 2008-07-02 Martin Jambor <mjambor@suse.cz>
14668 * tree-switch-conversion.c: Corrected various comments and
14670 (build_constructors): Fixed minor formatting mistakes.
14672 * invoke.texi (Optimize Options): Corrected the
14673 switch-conversion-max-branch-ratio parameter.
14675 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14677 * final.c (asm_insn_count): Return zero for an empty asm body.
14679 2008-07-02 Richard Guenther <rguenther@suse.de>
14681 * bitmap.h (bitmap_set_bit): Return bool.
14682 (bitmap_clear_bit): Likewise.
14683 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14684 write to the bitmap if it would.
14685 (bitmap_clear_bit): Likewise.
14686 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14687 bitmap_set_bit return value.
14688 (add_pred_graph_edge): Likewise.
14689 (add_graph_edge): Likewise.
14690 (do_sd_constraint): Likewise.
14691 (do_ds_constraint): Likewise.
14693 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14695 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14696 Fix -Wc++-compat and/or -Wcast-qual warnings.
14697 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14698 gen_regparm_prefix): Likewise.
14699 * vmsdbgout.c (write_modbeg, lookup_filename,
14700 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14702 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14704 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14705 defaults.h definition apply.
14707 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14709 * function.c (assign_parm_remove_parallels): New.
14710 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14712 (assign_parm_setup_block): Do not handle them.
14713 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14714 assign_parm_remove_parallels.
14716 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14718 * c-typeck.c (convert_for_assignment): Use
14719 vector_targets_convertible_p.
14720 * c-common.c (vector_targets_convertible_p): New.
14721 * c-common.h (vector_targets_convertible_p): New prototype.
14722 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14723 opaque_p_V2SI_type_node.
14725 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14727 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14730 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14732 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14733 TFmode constants via two element DImode vector for hosts with
14734 HOST_BITS_PER_WIDE_INT < 64.
14735 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14736 also for HOST_BITS_PER_WIDE_INT < 64.
14738 2008-07-01 Richard Guenther <rguenther@suse.de>
14740 PR tree-optimization/36666
14741 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14742 (get_constraint_exp_from_ssa_var): Split into ...
14743 (get_constraint_exp_for_temp): ... this ...
14744 (get_constraint_for_ssa_var): ... and that.
14745 Return constraint expressions for all touched sub-fields
14746 if the results address is not taken.
14747 (process_constraint): Remove assertion that aggregate
14748 assignments do not happen at this place.
14749 (get_constraint_for_component_ref): Add address_p argument.
14750 Return constraint expressions for all touched sub-fields
14751 if the results address is not taken.
14752 (do_deref): Use get_constraint_exp_for_temp.
14753 (get_constraint_for_1): Rename from ...
14754 (get_constraint_for): ... this. Add the old function as wrapper.
14755 (do_structure_copy): Use get_constraint_for_1.
14757 2008-07-01 Martin Jambor <mjambor@suse.cz>
14759 * Makefile.in (tree-switch-conversion.o): Add.
14760 (OBJS-common): Add tree-swtch-conversion.o.
14761 * passes.c (init_optimization_passes): Add pass_convert_switch.
14762 * tree-pass.h: (pass_convert_switch): Add.
14763 * tree-switch-conversion.c: New file.
14764 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14765 * common.opt (ftree-cswtch): New option.
14766 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14767 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14768 * opts.c (decode_options): Set flag_tree_switch_conversion when
14769 optimization level is >= 2.
14770 * doc/invoke.texi (Optimize Options): Added description of
14771 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14773 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14775 * config/darwin-driver.c (darwin_default_min_version): Fix
14776 -Wc++-compat warnings.
14778 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14780 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14783 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14785 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14787 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14789 PR rtl-optimization/34744
14790 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14791 (df_scan_free_internal): Free data structures not
14792 allocated in storage pools.
14793 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14794 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14795 df_scan_free_mws_vec.
14796 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14799 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14801 * config/i386/i386.c (contains_aligned_value_p): Return true
14803 (ix86_function_arg_boundary): Return its natural boundary
14805 (return_in_memory_32): Don't check TDmode.
14806 (ix86_split_to_parts): Support splitting into 4 parts and
14807 support TFmode for 32bit target.
14808 (ix86_split_long_move): Support splitting into 4 parts.
14809 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14811 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14812 (ix86_init_builtins): Here.
14813 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14814 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14815 'q' and 'w', respectively.
14817 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14819 (movtf_internal): Likewise.
14820 (<code>tf2): Likewise.
14821 (*absnegtf2_sse): Likewise.
14822 (copysign<mode>3): Likewise.
14823 (copysign<mode>3_const): Likewise.
14824 (copysign<mode>3_var): Likewise.
14825 (define_split UNSPEC_COPYSIGN): Likewise.
14826 * config/i386/sse.md (*nandtf3): Likewise.
14827 (<code>tf3): Likewise.
14828 (*<code>tf3): Likewise.
14830 2008-06-30 Joey Ye <joey.ye@intel.com>
14831 H.J. Lu <hongjiu.lu@intel.com>
14833 * global.c (compute_regsets): Set frame_pointer_needed here.
14834 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14836 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14838 * doc/install.texi (specific): Expand Windows build notes.
14840 2008-06-30 Ira Rosen <irar@il.ibm.com>
14842 PR tree-optimization/36648
14843 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14844 number of prolog iterations by step. Fix the comment.
14846 2008-06-30 Richard Guenther <rguenther@suse.de>
14848 PR middle-end/36671
14849 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14850 handle calls from ECF_MALLOC functions.
14851 (handle_pure_call): ECF_MALLOC functions do not return
14853 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14855 2008-06-29 Andreas Schwab <schwab@suse.de>
14857 * config/m68k/m68k.c (print_operand): Always print a float
14859 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14860 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14863 * config/rs6000/x-linux64: Remove never used file.
14865 2008-06-29 Richard Guenther <rguenther@suse.de>
14867 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14869 (struct alias_info): Move ...
14870 * tree-ssa-alias.c: ... here.
14871 (update_alias_info): Declare.
14872 (compute_may_aliases): Call it.
14873 (update_alias_info): New function.
14874 * tree-ssa-structalias.c (update_alias_info): Move ...
14875 * tree-ssa-alias.c (update_alias_info_1): ... here.
14876 * tree-ssa-structalias.c (process_constraint_1): Remove
14877 unused from_call argument. Rename to ...
14878 (process_constraint): ... this. Delete old wrapper.
14879 (make_constraint_to): Adjust callers.
14880 (handle_const_call): Likewise.
14881 (handle_pure_call): Likewise.
14882 (init_base_vars): Likewise.
14883 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14884 (find_func_aliases): We don't need structure copies for
14886 (make_constraint_from_anything): Remove.
14887 (create_variable_info_for): For globals make constraints
14888 from escaped, not from anything.
14889 (compute_points_to_sets): Do not call update_alias_info.
14890 (ipa_pta_execute): Use make_constraint_from.
14892 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14894 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14895 (bitmap.o-warn, dominance.o-warn): New.
14896 * configure.ac (cxx_compat_warn): Delete.
14897 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14898 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14900 * configure: Regenerate.
14902 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14905 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14907 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14908 * df-scan.c (df_notes_rescan): Likewise.
14909 * ggc-page.c (set_page_table_entry): Likewise.
14910 * intl.c (gcc_gettext_width): Likewise.
14911 * varasm.c (get_unnamed_section, get_noswitch_section,
14912 get_section): Likewise.
14914 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14916 * regrename.c (build_def_use): Don't copy RTX.
14918 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14920 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14921 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14922 punctuation. Use @ref instead of @xref.
14923 (Function Names): Remove stray @display/@end display.
14924 (C++ Attributes): Use @ref instead of @xref.
14925 (Deprecated Features): Fix punctuation around @xref.
14926 (Backwards Compatibility): Likewise.
14927 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14929 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14931 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14932 constants for E500 double.
14934 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14936 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14937 element type of const_vector.
14939 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14941 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14942 Remove FLAGS_REG clobber from expander pattern.
14943 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14944 (anddi3, andsi3, andhi3, andqi3): Ditto.
14945 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14946 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14947 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14948 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14949 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14950 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14951 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14952 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14954 2008-06-28 Richard Guenther <rguenther@suse.de>
14956 * tree-ssa-structalias.c (callused_id, var_callused,
14957 callused_tree): Add.
14958 (handle_pure_call): New function.
14959 (find_func_aliases): Call it.
14960 (find_what_p_points_to): Handle the call-used set.
14961 (clobber_what_escaped): Likewise.
14962 (compute_call_used_vars): New function.
14963 (init_base_vars): Init the call-used variable.
14964 (do_sd_constraint): Do not propagate the solution from CALLUSED
14965 but use CALLUSED as a placeholder.
14966 (solve_graph): Likewise.
14967 * tree-flow-inline.h (gimple_call_used_vars): New function.
14968 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14969 (compute_call_used_vars): Declare.
14970 * tree-ssa-alias.c (set_initial_properties): Call
14971 compute_call_used_vars.
14972 (reset_alias_info): Clear call-used variables.
14973 (add_call_clobber_ops): Assert we are not called for const/pure
14974 functions. Remove handling of them.
14975 (add_call_read_ops): Handle pure functions by adding the
14976 call-used set of variables as VUSEs.
14977 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14978 (delete_tree_ssa): Free it.
14979 * tree-dfa.c (remove_referenced_var): Clear the var from the
14982 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14984 * tree.c (build_varargs_function_type_list): New.
14985 (build_function_type_list_1): New.
14986 (build_function_type_list): Use build_function_type_list_1.
14987 * tree.h (build_varargs_function_type_list): New.
14989 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14992 * config/spu/spu.c (spu_builtin_splats): Do not generate
14993 invalid CONST_VECTOR expressions.
14994 (spu_expand_vector_init): Likewise.
14996 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14998 * optabs.c (libfunc_decls): New variable.
14999 (libfunc_decl_hash, libfunc_decl_eq): New functions.
15000 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
15001 for the same function twice.
15003 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15005 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15006 ix86_expand_binary_operator directly.
15007 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15009 (*ashrti3_1): Ditto.
15010 (*lshrti3_1): Ditto.
15011 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15012 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15013 using only one splitter. Conditionaly execute splitter before or
15014 after peephole2 pass.
15015 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15016 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15017 Use only one alternative in asm template.
15018 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15020 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15021 "J" operand constraint for operand 2.
15022 (*ashldi3_cconly_rex64): Ditto.
15023 (*ashrdi3_cmp_rex64): Ditto.
15024 (*ashrdi3_cconly_rex64): Ditto.
15025 (*lshrdi3_cmp_rex64): Ditto.
15026 (*lshrdi3_cconly_rex64): Ditto.
15027 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15028 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15029 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15032 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15034 * gimplify.c (omp_is_private): Don't return true if decl is not
15035 already private on #pragma omp for or #pragma omp parallel for.
15038 * tree-cfg.c (struct move_stmt_d): Replace block field with
15039 orig_block and new_block fields.
15040 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15041 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15042 (move_block_to_fn): Replace vars_map and new_label_map arguments
15043 with struct move_stmt_d pointer.
15044 (replace_block_vars_by_duplicates): New function.
15045 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15046 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15047 all subblocks of ORIG_BLOCK to the new function. Call
15048 replace_block_vars_by_duplicates.
15049 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15050 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15051 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15052 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15053 (expand_omp): Temporarily set input_location to the location of
15054 region's controlling stmt.
15055 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15056 BIND_EXPR, push ctx->block_vars and gimplification vars into
15057 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15058 into dest function.
15059 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15060 there are any BLOCK_VARS.
15061 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15062 OMP_PARALLEL or OMP_TASK stmt.
15063 (lower_omp): Save and restore input_location around the lower_omp_1
15066 2008-06-27 Richard Guenther <rguenther@suse.de>
15068 PR tree-optimization/36400
15069 PR tree-optimization/36373
15070 PR tree-optimization/36344
15071 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15072 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15073 (update_alias_info): Remove call clobbering code.
15074 (make_constraint_to): New helper function.
15075 (make_escape_constraint): Likewise.
15076 (handle_rhs_call): Use it on all pointer containing arguments.
15077 Also mark the static chain escaped.
15078 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15079 instead of ANYTHING.
15080 (make_constraint_from): New helper split out from ...
15081 (make_constraint_from_anything): ... here.
15082 (find_func_aliases): Add constraints for escape sites.
15083 (intra_create_variable_infos): Make constraints from NONLOCAL
15085 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15087 (clobber_what_p_points_to): Remove.
15088 (clobber_what_escaped): New function.
15089 (init_base_vars): Init NONLOCAL and ESCAPED.
15090 (do_sd_constraint): Do not propagate the solution from ESCAPED
15091 but use ESCAPED as a placeholder.
15092 (solve_graph): Likewise.
15093 * tree-flow.h (clobber_what_p_points_to): Remove.
15094 (clobber_what_escaped): Declare.
15095 * tree-ssa-alias.c (set_initial_properties): Call it.
15096 Remove code clobbering escaped pointers.
15098 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15100 * function.c (allocate_struct_function): Only allocate a unique
15101 funcdef_no if the decl is nonzero.
15103 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15105 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15106 * config/mips/mips.c (mips_split_const_insns): New function.
15107 * config/mips/mips.md (move_type): New attribute.
15108 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15109 (dword_mode): New attribute.
15110 (type): Avoid long line. Map "move_type"s to "type"s,
15111 choosing "multi" for doubleword moves if appropriate.
15112 Swap MTC/MFC comments to match their declaration order.
15113 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15114 "type" is "branch" or "jal" is "direct".
15115 (length): Handle "extended_mips16" first. Make the default
15116 "0" for "ghost" instructions. Set the length from "move_type".
15117 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15118 of "type", with "sll0" for the register alternative. Remove the
15119 "extended_mips16" attribute.
15120 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15121 of "type", with "shift_shift" for the register alternative.
15122 Remove the "length" attribute.
15123 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15124 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15125 of "type", with "andi" for the register alternative.
15126 (*zero_extendqihi2): Likewise.
15127 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15128 of "andi" instead of a "type" of "arith".
15129 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15131 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15132 (mov_<store>r, *mov<mode>_ra): Likewise.
15133 (extendsidi2): Use "move_type" instead of "type", with "move"
15134 for the register alternative.
15135 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15136 of "type", with "signext" for the register alternative.
15137 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15138 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15139 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15140 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15141 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15142 (unnamed branch insn): Likewise.
15143 (*movdi_gp32_fp64): Fold into...
15144 (*movdi_32bit): ...here.
15145 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15146 (*movdf_hardfloat): ...this new pattern.
15147 (*movdf_softfloat): Remove redundant FPR alternatives.
15148 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15149 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15150 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15151 the "move" attribute.
15152 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15153 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15154 and "store" for COP loads and stores.
15155 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15156 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15157 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15158 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15159 (*movtf_mips16, *movv2sf): Likewise.
15160 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15161 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15162 (mfhc1<mode>): Use "move_type" instead of "move".
15163 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15164 (loadgp_blockage): Remove the "length" attribute.
15165 (blockage, set_got_version, update_got_version): Likewise.
15166 (call_internal): Remove the "extended_mips16" attribute.
15167 (call_value_internal, call_value_multiple_internal): Likewise.
15168 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15170 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15171 the "length" attribute.
15173 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15175 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15176 -Wcast-qual warnings.
15177 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15178 handle_pragma_pop_macro): Likewise.
15179 * collect2.c (resolve_lib_name): Likewise.
15180 * config/arc/arc.c (arc_init): Likewise.
15181 * config/arm/arm.c (neon_builtin_compare,
15182 locate_neon_builtin_icode): Likewise.
15183 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15184 * config/bfin/bfin.c (bfin_init_machine_status,
15185 bfin_optimize_loop): Likewise.
15186 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15187 * config/cris/cris.c (cris_init_expanders): Likewise.
15188 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15189 * config/darwin.c (machopic_indirection_eq,
15190 machopic_indirection_name, machopic_output_indirection): Likewise.
15191 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15192 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15193 frv_optimize_membar): Likewise.
15194 * config/i386/cygwin.h (mingw_scan,
15195 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15196 * config/i386/cygwin1.c (mingw_scan): Likewise.
15197 * config/i386/i386.c (machopic_output_stub): Likewise.
15198 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15199 i386_pe_unique_section): Likewise.
15200 * config/ia64/ia64.c (ia64_init_machine_status,
15201 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15203 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15204 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15205 * config/m68k/m68k.c (m68k_handle_option,
15206 m68k_sched_md_init_global): Likewise.
15207 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15208 mcore_unique_section): Likewise.
15209 * config/mips/mips.c (mips_block_move_straight,
15210 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15212 * config/mmix/mmix.c (mmix_init_machine_status,
15213 mmix_encode_section_info): Likewise.
15214 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15215 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15216 print_operand_address, output_toc, redefine_groups,
15217 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15218 * config/s390/s390.c (s390_init_machine_status): Likewise.
15219 * config/score/score.c (score_block_move_straight,
15220 score_block_move_loop_body): Likewise.
15221 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15222 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15223 * emit-rtl.c (find_auto_inc): Likewise.
15224 * gcc.c (translate_options, process_command): Likewise.
15225 * reorg.c (dbr_schedule): Likewise.
15226 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15227 * xcoffout.c (xcoffout_declare_function): Likewise.
15229 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15231 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15232 ipa-pta working again.
15234 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15236 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15239 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15241 * config.gcc (powerpc*-*-*): Add new core e500mc.
15242 * config/rs6000/e500mc.md: New file.
15243 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15245 (rs6000_override_options): Add e500mc case to
15246 processor_target_table. Altivec and Spe options not allowed
15247 with e500mc. Add isel instruction to e500mc by
15248 default. Initialize rs6000_cost for e500mc.
15249 (rs6000_issue_rate): Set issue rate for e500mc.
15250 * config/rs6000/rs6000.h (processor_type): Add
15251 PROCESSOR_PPCE500MC.
15252 (ASM_CPU_SPEC): Add e500mc.
15253 Set TARGET_ISEL to rs6000_isel.
15254 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15255 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15256 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15258 * doc/invoke.texi: Add e500mc to list of cpus.
15260 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15263 * c-lex.c (lex_charconst): Initialize unsignedp.
15265 2008-06-27 Olivier Hainque <hainque@adacore.com>
15267 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15268 documented assumptions.
15270 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15272 * dwarf2out.c: Remove trailing white spaces. Break long line
15275 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15277 * libfuncs.h (LTI_synchronize): New libfunc_index.
15278 (synchronize_libfunc): Declare.
15279 * builtins.c (expand_builtin_synchronize): Consider using
15280 synchronize_libfunc before falling back on an asm blockage.
15281 * config/mips/mips.c: Include libfuncs.h
15282 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15284 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15286 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15287 parameter. Copy stack_reg to r11 where appropriate.
15288 (no_global_regs_above): Add gpr parameter.
15289 (rs6000_stack_info): Only add padding for SPE save area if we
15290 are saving SPE GPRs and CR.
15291 (saveres_routine_syms): New variable.
15292 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15294 (rs6000_savres_routine_sym): New function.
15295 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15297 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15298 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15299 Tweak FPR out-of-line saving.
15300 (rs6000_make_savres_rtx): New function.
15301 (rs6000_use_multiple_p): New function.
15302 (rs6000_savres_strategy): New function.
15303 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15304 out-of-line if appropriate.
15305 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15306 if we are optimizing for size.
15307 (GP_SAVE_INLINE): Define.
15308 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15309 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15310 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15311 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15312 (*save_fpregs_<mode>): Add use of r11.
15313 (*restore_gpregs_<mode>): New insn.
15314 (*return_and_restore_gpregs_<mode>): New insn.
15315 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15317 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15318 (*restore_gpregs_spe): New insn.
15319 (*return_and_restore_gpregs_spe): New insn.
15320 * config/rs6000/predicates.md (save_world_operation): Fix check.
15322 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15324 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15325 this point, so assert that.
15327 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15329 * cfganal.c: Include vec.h and vecprim.h.
15330 (compute_idf): Import from...
15331 * tree-into-ssa (compute_idf): ...here.
15332 * basic-block.h (compute_idf): Export.
15334 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15336 * c-decl.c (merge_decls): Use !current_function_decl to check for
15337 extern declaration of C99 inline function being at file scope.
15339 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15341 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15343 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15345 * alias.c (record_alias_subset, init_alias_analysis): Fix
15346 -Wc++-compat and/or -Wcast-qual warnings.
15347 * attribs.c (lookup_attribute_spec): Likewise.
15348 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15349 copy_bb, connect_traces,
15350 find_rarely_executed_basic_blocks_and_cr): Likewise.
15351 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15352 note_btr_set, migrate_btr_defs): Likewise.
15353 * builtins.c (result_vector, expand_builtin_memcpy,
15354 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15355 builtin_memset_read_str, expand_builtin_printf,
15356 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15358 * caller-save.c (mark_set_regs): Likewise.
15359 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15360 * cgraph.c (cgraph_edge): Likewise.
15361 * combine.c (likely_spilled_retval_1): Likewise.
15362 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15363 htab_counts_entry_del, get_coverage_counts): Likewise.
15364 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15365 new_cselib_val): Likewise.
15366 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15367 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15369 * df-core.c (df_compact_blocks): Likewise.
15370 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15371 * df-scan.c (df_grow_reg_info, df_ref_create,
15372 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15373 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15374 df_record_entry_block_defs, df_record_exit_block_uses,
15375 df_bb_verify): Likewise.
15376 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15377 DF_REF_EXTRACT_MODE_CONST): New.
15378 * dominance.c (get_immediate_dominator, get_dominated_by,
15379 nearest_common_dominator, root_of_dom_tree,
15380 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15381 -Wc++-compat and/or -Wcast-qual warnings.
15382 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15383 record_store, replace_read, check_mem_read_rtx, scan_insn,
15384 dse_step1, dse_record_singleton_alias_set): Likewise.
15385 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15387 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15389 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15390 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15391 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15392 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15393 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15394 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15395 file_name_acquire, output_file_names, add_const_value_attribute,
15396 premark_used_types_helper, file_table_eq, file_table_hash,
15397 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15398 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15399 -Wcast-qual warnings.
15400 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15401 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15402 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15403 gen_reg_rtx, start_sequence, init_emit): Likewise.
15404 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15405 * except.c (init_eh_for_function, gen_eh_region,
15406 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15407 arh_to_landing_pad, arh_to_label, add_action_record,
15408 add_call_site, switch_to_exception_section): Likewise.
15409 * expmed.c (synth_mult): Likewise.
15410 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15411 store_expr): Likewise.
15412 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15414 * function.c (assign_stack_temp_for_type,
15415 allocate_struct_function, match_asm_constraints_1): Likewise.
15416 * gcov-io.c (gcov_allocate): Likewise.
15417 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15418 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15419 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15420 record_one_set, insert_expr_in_table, insert_set_in_table,
15421 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15422 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15423 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15424 -Wcast-qual warnings.
15426 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15428 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15429 -Wcast-qual warnings.
15430 * gcc.c (process_command): Likewise.
15431 * genattrtab.c (oballoc): Use XOBNEW.
15432 (oballocvec): Define.
15433 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15434 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15435 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15436 -Wc++-compat and/or -Wcast-qual warnings.
15437 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15438 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15439 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15440 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15441 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15442 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15443 add_excls, process_presence_absence_names,
15444 process_presence_absence_patterns, add_presence_absence,
15445 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15446 get_free_state, add_arc, get_free_automata_list_el,
15447 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15448 transform_3, cache_presence, create_ainsns, create_automata,
15449 create_state_ainsn_table, dfa_insn_code_enlarge,
15450 output_trans_func, output_min_issue_delay_func,
15451 output_dead_lock_func, output_reset_func,
15452 output_get_cpu_unit_code_func, output_dfa_start_func,
15453 expand_automata): Likewise.
15454 * genextract.c (gen_insn): Likewise.
15455 * gengtype-lex.l: Likewise.
15456 * gengtype.c (read_input_list, adjust_field_type,
15457 process_gc_options): Likewise.
15458 * genoutput.c (note_constraint): Likewise.
15459 * genpreds.c (mangle, add_constraint): Likewise.
15460 * genrecog.c (process_define_predicate, new_decision,
15461 add_to_sequence): Likewise.
15462 * gensupport.c (record_insn_name): Likewise.
15464 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15466 * config/i386/driver-i386.c (detect_caches_amd,
15467 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15468 and/or -Wcast-qual warnings.
15469 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15470 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15471 gt_pch_save): Likewise.
15472 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15473 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15474 * global.c (compute_regsets): Likewise.
15475 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15476 finish_graph_dump_file): Likewise.
15477 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15478 unlink_bb_notes): Likewise.
15479 * integrate.c (get_hard_reg_initial_val): Likewise.
15480 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15481 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15482 * local-alloc.c (update_equiv_regs): Likewise.
15483 * loop-invariant.c (check_invariant_table_size,
15484 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15486 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15487 altered_reg_used, mark_altered): Likewise.
15488 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15489 insert_var_expansion_initialization,
15490 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15491 release_var_copies): Likewise.
15492 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15493 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15494 analyze_accesses_for_phi_node, check_var_notmodified_p,
15495 check_allocation_function, find_sites_in_func,
15496 record_all_accesses_in_func, transform_access_sites,
15497 transform_allocation_sites): Likewise.
15498 * omp-low.c (new_omp_region, create_omp_child_function_name,
15499 check_omp_nesting_restrictions, check_combined_parallel,
15500 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15501 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15502 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15503 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15505 * opts-common.c (prune_options): Likewise.
15506 * opts.c (add_input_filename, print_filtered_help,
15507 get_option_state): Likewise.
15508 * params.c (add_params): Likewise.
15509 * passes.c (set_pass_for_id, next_pass_1,
15510 do_per_function_toporder, pass_fini_dump_file): Likewise.
15511 * postreload.c (reload_cse_simplify_operands): Likewise.
15512 * predict.c (tree_predicted_by_p, tree_predict_edge,
15513 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15515 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15517 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15519 * recog.c (check_asm_operands, validate_change_1): Likewise.
15520 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15521 subst_asm_stack_regs): Likewise.
15522 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15523 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15524 * regmove.c (reg_is_remote_constant_p): Likewise.
15525 * regrename.c (regrename_optimize, scan_rtx_reg,
15526 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15528 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15529 regstat_compute_calls_crossed): Likewise.
15530 * reload1.c (init_reload, new_insn_chain,
15531 has_nonexceptional_receiver, reload, copy_reloads,
15532 calculate_needs_all_insns, init_elim_table): Likewise.
15533 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15534 * rtl.c (shallow_copy_rtx_stat): Likewise.
15535 * rtlanal.c (parms_set): Likewise.
15536 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15537 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15538 * sched-ebb.c (earliest_block_with_similiar_load,
15539 add_deps_for_risky_insns): Likewise.
15540 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15541 schedule_region): Likewise.
15542 * see.c (eq_descriptor_pre_extension,
15543 hash_descriptor_pre_extension, hash_del_pre_extension,
15544 eq_descriptor_properties, hash_descriptor_properties,
15545 hash_del_properties, see_seek_pre_extension_expr,
15546 see_initialize_data_structures, see_print_register_properties,
15547 see_print_pre_extension_expr, see_delete_merged_def_extension,
15548 see_delete_unmerged_def_extension, see_emit_use_extension,
15549 see_pre_delete_extension, see_map_extension, see_commit_changes,
15550 see_analyze_merged_def_local_prop,
15551 see_analyze_merged_def_local_prop,
15552 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15553 see_set_prop_merged_def, see_set_prop_unmerged_def,
15554 see_set_prop_unmerged_use, see_print_one_extension,
15555 see_merge_one_use_extension, see_merge_one_def_extension,
15556 see_store_reference_and_extension, see_update_uses_relevancy,
15557 see_update_defs_relevancy): Likewise.
15558 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15559 hash_statistics_free, curr_statistics_hash): Likewise.
15560 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15561 expand_asm_operands, expand_return, case_bit_test_cmp,
15562 expand_case): Likewise.
15563 * stor-layout.c (start_record_layout): Likewise.
15564 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15565 gt_pch_save_stringpool): Likewise.
15566 * tree-data-ref.c (hash_stmt_vertex_info,
15567 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15568 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15570 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15573 * config/i386/i386.md : Change constraints of HImode and QImode
15574 immediate operands from "i" to "n". Change SImode "ni" constraint to
15575 "i" and SImode "rmi" constraint to "g". Remove all constraints
15576 from const0_operand and const1_operand predicated operands.
15577 (i): Change QImode and HImode attribute from "i" to "n".
15578 (*subqi_2): Change HImode operands to QImode.
15581 2008-06-25 Olivier Hainque <hainque@adacore.com>
15583 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15586 2008-06-25 Richard Guenther <rguenther@suse.de>
15588 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15589 not overflow the result type.
15591 2008-06-25 Richard Guenther <rguenther@suse.de>
15593 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15594 (vn_lookup): Likewise.
15596 2008-06-25 Richard Guenther <rguenther@suse.de>
15598 PR tree-optimization/35518
15599 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15600 * tree-sra.c (instantiate_element): Use fold_build3 to build
15602 (try_instantiate_multiple_fields): Likewise.
15604 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15606 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15609 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15611 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15612 use_backchain_to_restore_sp to true
15613 if the offset of the link register save area would go over the 32k - 1
15614 offset limit of the load
15617 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15619 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15620 anchor for the type-punning blurb. Cross-reference "Structures
15621 unions enumerations and bit-fields implementation". Provide a
15622 cast-through-pointer example. Make final sentence self-contained.
15623 * doc/implement-c.texi (Structures unions enumerations and
15624 bit-fields implementation): Cross-reference the type-punning blurb
15625 in the -fstrict-aliasing documentation.
15627 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15629 PR middle-end/36594
15630 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15631 the memory instead of the memory itself for the save area.
15633 2008-06-24 Olivier Hainque <hainque@adacore.com>
15634 Nicolas Roche <roche@adacore.com>
15636 * gengtype.c (srcdir_len): size_t instead of int.
15637 (get_file_realbasename): New function. For F a filename, the real
15638 basename of F, with all the path components stripped.
15639 (get_file_srcdir_relative_path): New function. For F a filename, the
15640 relative path to F from $(srcdir).
15641 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15642 get_file_realbasename. Adjust the head comment.
15643 (get_prefix_langdir_index): New function. For F a filename, return the
15644 lang_dir_names[] relative index of the language directory that is
15646 (get_file_langdir): For F a filename, return the name of the language
15647 directory where F is located.
15648 (get_file_gtfilename): New function. The gt- output file name for an
15650 (get_output_file_with_visibility): Replace in-line computations with
15651 uses of get_file_gtfilename and get_prefix_langdir_index.
15652 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15654 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15656 PR tree-optimization/36504
15657 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15658 references without base address.
15660 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15662 PR middle-end/36584
15663 * calls.c (expand_call): Increase alignment for recursive functions.
15665 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15667 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15668 (TARGET_FUNCTION_VALUE): New define.
15669 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15670 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15672 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15674 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15675 (fmod<mode>3): Ditto.
15676 (remainderxf3): Ditto.
15677 (remainder<mode>3): Ditto.
15679 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15682 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15683 REG is a hard register.
15685 PR tree-optimization/36508
15686 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15687 499, don't check it at all in release compilers.
15689 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15691 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15692 together with SSE_TARGET_MATH to disable insn pattern.
15693 (*fop_<MODEF:mode>_2_i387): Ditto.
15694 (*fop_<MODEF:mode>_3_i387): Ditto.
15696 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15698 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15700 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15702 PR middle-end/34906
15703 * gimplify.c (gimplify_asm_expr): Check the return code of
15704 parse_output_constraint call, set function return and is_inout
15705 value if it failed.
15707 2008-06-22 Ian Lance Taylor <iant@google.com>
15709 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15710 (narrowest_signed_type): Likewise.
15711 * c-typeck.c (c_common_type): Change local variable mclass to enum
15713 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15714 tcc_comparison, not the tree code itself.
15715 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15716 (c_expand_expr): Cast modifier to enum expand_modifier.
15717 * c-common.h (C_RID_CODE): Add casts.
15718 (C_SET_RID_CODE): Define.
15719 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15720 (c_lex_one_token): Add cast to avoid warning.
15721 (c_parser_objc_type_name): Rename local typename to type_name.
15722 (check_no_duplicate_clause): Change code parameter to enum
15724 (c_parser_omp_var_list_parens): Change kind parameter to enum
15726 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15727 c_parser_omp_list_var_parens.
15728 (c_parser_omp_threadprivate): Likewise.
15729 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15730 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15731 * c-format.c (NO_FMT): Define.
15732 (printf_length_specs): Use NO_FMT.
15733 (asm_fprintf_length_specs): Likewise.
15734 (gcc_diag_length_specs): Likewise.
15735 (scanf_length_specs): Likewise.
15736 (strfmon_length_specs): Likewise.
15737 (gcc_gfc_length_specs): Likewise.
15738 (printf_flag_specs): Change 0 to STD_C89.
15739 (asm_fprintf_flag_specs): Likewise.
15740 (gcc_diag_flag_specs): Likewise.
15741 (gcc_cxxdiag_flag_specs): Likewise.
15742 (scanf_flag_specs): Likewise.
15743 (strftime_flag_specs): Likewise.
15744 (strfmon_flag_specs): Likewise.
15745 (print_char_table): Likewise.
15746 (asm_fprintf_char_table): Likewise.
15747 (gcc_diag_char_table): Likewise.
15748 (gcc_tdiag_char_table): Likewise.
15749 (gcc_cdiag_char_table): Likewise.
15750 (gcc_cxxdiag_char_table): Likewise.
15751 (gcc_gfc_char_table): Likewise.
15752 (scan_char_table): Likewise.
15753 (time_char_table): Likewis.
15754 (monetary_char_table): Likewise.
15755 * c-format.h (BADLEN): Likewise.
15757 2008-06-21 Ian Lance Taylor <iant@google.com>
15759 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15760 Define END_OF_BASE_TREE_CODES around inclusion.
15761 * tree.c (tree_code_type): New global array.
15762 (tree_code_length, tree_code_name): Likewise.
15763 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15764 $(lang_tree_files).
15765 (all-tree.def, s-alltree): New targets.
15766 (gencheck.h, s-gencheck): Remove.
15767 (tree.o): Depend upon all-tree.def.
15768 (build/gencheck.o): Remove gencheck.h dependency.
15769 (mostlyclean): Don't remove gencheck.h.
15770 * c-common.h (enum c_tree_code): Remove.
15771 * c-lang.c (tree_code_type): Remove.
15772 (tree_code_length, tree_code_name): Remove.
15773 * gencheck.c (tree_codes): Include all-tree.def, rather than
15774 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15776 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15778 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15779 (operator_name_info): Size to MAX_TREE_CODES.
15780 (assignment_operator_name_info): Likewise.
15781 * cp/cp-lang.c (tree_code_type): Remove.
15782 (tree_code_length, tree_code_name): Remove.
15783 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15784 (assignment_operator_name_info): Likewise.
15785 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15787 * cp/mangle.c (write_expression): Likewise.
15788 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15789 * fortran/f95-lang.c (tree_code_type): Remove.
15790 (tree_code_length, tree_code_name): Remove.
15791 * java/java-tree.h (enum java_tree_code): Remove.
15792 * java/lang.c (tree_code_type): Remove.
15793 (tree_code_length, tree_code_name): Remove.
15794 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15795 * objc/objc-act.h (enum objc_tree_code): Remove.
15796 * objc/objc-lang.c (tree_code_type): Remove.
15797 (tree_code_length, tree_code_name): Remove.
15798 * objcp/objcp-lang.c (tree_code_type): Remove.
15799 (tree_code_length, tree_code_name): Remove.
15800 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15801 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15802 * ada/misc.c (tree_code_type): Remove.
15803 (tree_code_length, tree_code_name): Remove.
15805 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15807 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15808 the grand_bitmap_obstack.
15810 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15812 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15813 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15814 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15815 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15816 move_stmt_r, new_label_mapper): Likewise.
15817 * tree-complex.c (cvc_lookup): Likewise.
15818 * tree-dfa.c (create_function_ann): Likewise.
15819 * tree-dump.c (dump_register): Likewise.
15820 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15821 find_phi_replacement_condition): Likewise.
15822 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15823 tree_function_versioning): Likewise.
15824 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15825 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15826 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15827 get_nonlocal_debug_decl, convert_nonlocal_reference,
15828 convert_nonlocal_omp_clauses, get_local_debug_decl,
15829 convert_local_reference, convert_local_omp_clauses,
15830 convert_nl_goto_reference, convert_nl_goto_receiver,
15831 convert_tramp_reference, convert_call_expr): Likewise.
15832 * tree-outof-ssa.c (contains_tree_r): Likewise.
15833 * tree-parloops.c (reduction_phi, initialize_reductions,
15834 eliminate_local_variables_1, add_field_for_reduction,
15835 add_field_for_name, create_phi_for_local_result,
15836 create_call_for_reduction_1, create_loads_for_reductions,
15837 create_stores_for_reduction, create_loads_and_stores_for_name):
15839 * tree-phinodes.c (allocate_phi_node): Likewise.
15840 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15841 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15842 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15843 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15844 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15845 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15846 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15847 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15848 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15849 vn_nary_op_insert): Likewise.
15850 * tree-ssa.c (redirect_edge_var_map_add,
15851 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15852 * tree-vectorizer.c (vectorize_loops): Likewise.
15853 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15854 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15855 tree_cons_stat, build1_stat, build_variant_type_copy,
15856 decl_init_priority_lookup, decl_fini_priority_lookup,
15857 decl_priority_info, decl_restrict_base_lookup,
15858 decl_restrict_base_insert, decl_debug_expr_lookup,
15859 decl_debug_expr_insert, decl_value_expr_lookup,
15860 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15861 type_hash_add, get_file_function_name, tree_check_failed,
15862 tree_not_check_failed, tree_range_check_failed,
15863 omp_clause_range_check_failed, build_omp_clause,
15864 build_vl_exp_stat): Likewise.
15865 * value-prof.c (gimple_histogram_value,
15866 gimple_duplicate_stmt_histograms): Likewise.
15867 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15868 unshare_variable, variable_union_info_cmp_pos, variable_union,
15869 dataflow_set_different_1, dataflow_set_different_2,
15870 vt_find_locations, variable_was_changed, set_variable_part,
15871 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15872 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15873 section_entry_hash, object_block_entry_eq,
15874 object_block_entry_hash, create_block_symbol,
15875 initialize_cold_section_name, default_function_rodata_section,
15876 strip_reg_name, set_user_assembler_name, const_desc_eq,
15877 build_constant_desc, output_constant_def, lookup_constant_def,
15878 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15879 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15880 default_internal_label): Likewise.
15881 * varray.c (varray_init, varray_grow): Likewise.
15882 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15884 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15886 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15887 operators for "test" insn. Macroize insn using SWI mode macro.
15888 (*jcc_fused_2): Ditto.
15889 (*jcc_fused_3): Macroize insn using SWI mode macro.
15890 (*jcc_fused_4): Ditto.
15892 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15894 * tree-ssa-pre.c: Fix typo in comment.
15895 (init_antic, fini_antic): Add explicit funtions for
15896 initializing and deinitializing ANTIC and AVAIL sets.
15897 (create_expression_by_pieces): Fix typo in comment.
15898 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15899 (execute_pre): Eventually dump details about ANTIC_IN.
15901 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15903 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15904 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15905 add_to_obstack, file_at_path, find_a_file, execute,
15906 add_preprocessor_option, add_assembler_option, add_linker_option,
15907 process_command, insert_wrapper, do_option_spec, do_self_spec,
15908 spec_path, do_spec_1, is_directory, main, used_arg,
15909 getenv_spec_function): Likewise.
15910 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15911 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15914 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15916 * doc/rtl.texi: Updated subreg section.
15918 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15921 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15922 node->needed and node->reachable.
15923 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15924 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15925 (expand_task_call): Don't call expand_task_copyfn.
15926 (expand_task_copyfn): Renamed to...
15927 (finalize_task_copyfn): ... this.
15929 2008-06-19 Jan Hubicka <jh@suse.cz>
15931 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15932 clobbering framepointer.
15934 2008-06-19 Jan Hubicka <jh@suse.cz>
15936 * tree-optimize.c (execute_early_local_optimizations): Set
15937 cgraph_state only at first invocation.
15939 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15941 * system.h (-Wc++-compat): Activate as a warning, no an error.
15943 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15945 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15946 instead of "#" in insn asm template.
15947 (*jcc_fused_2): Ditto.
15949 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15951 * config/i386/i386.h (ix86_tune_indices)
15952 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15953 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15954 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15955 (*jcc_fused_2): Ditto.
15956 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15957 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15958 (print operand): Handle 'E' and 'e' code.
15960 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15962 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15963 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15964 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15966 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15968 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15970 (cgraph_expand_function): Use local copy of decl.
15971 (cgraph_expand_all_functions): Remove redundant initialization of
15973 (cgraph_optimize): Reword internal_error message.
15975 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15977 * arm-protos.h (arm_return_in_memory): Remove public
15978 arm_return_in_memory() prototype.
15979 * arm.c (arm_return_in_memory): Add static prototype, add target
15980 hook macro, change definition and comments.
15981 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15983 2008-06-19 Ben Elliston <bje@au.ibm.com>
15985 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15986 real.c: Remove references to IEEE 754R.
15987 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15988 * doc/libgcc.texi (Decimal float library routines): Likewise.
15990 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15992 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15993 (default_unwind_word_mode): Add prototype.
15994 * targhooks.c (default_unwind_word_mode): New function.
15995 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15996 instead of word_mode.
15997 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15998 (TARGET_INITIALIZER): Use it.
16000 * c-common.c (handle_mode_attribute): Support "unwind_word"
16002 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
16004 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16005 word_mode to access SjLj_Function_Context member "data".
16006 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16007 conversion from targetm.eh_return_filter_mode () to
16008 targetm.unwind_word_mode () if they differ.
16010 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16011 (BT_FN_UNWINDWORD_PTR): New function type.
16012 (BT_FN_WORD_PTR): Remove.
16013 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16014 * except.c (expand_builtin_extend_pointer): Convert pointer to
16015 targetm.unwind_word_mode () instead of word_mode.
16017 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16018 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16019 (spu_unwind_word_mode): New function.
16020 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16021 (TARGET_UNWIND_WORD_MODE): Define.
16022 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16024 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16026 * config/spu/spu.c (reg_align): Remove.
16027 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16028 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16029 (spu_split_store): Likewise.
16031 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16033 * gcc/tree-vn.c: Fix typo in comment.
16035 2008-06-18 Jan Hubicka <jh@suse.cz>
16037 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16038 toplevel reorder too.
16040 2008-06-18 Jan Hubicka <jh@suse.cz>
16042 * c-opts.c (c_common_post_options): PCH is not compatible with
16044 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16045 -fno-toplevel-reorder by default now.
16047 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16049 PR documentation/30739
16050 * doc/install.texi (Prerequisites): Document dependency on awk.
16052 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16053 Ian Lance Taylor <iant@google.com>
16055 PR rtl-optimization/35604
16056 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16057 only want to change jump destinations, not eventual label comparisons.
16059 2008-06-16 Jan Hubicka <jh@suse.cz>
16061 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16063 (cgraph_analyze_function): Likewise.
16065 2008-06-16 Jan Hubicka <jh@suse.cz>
16067 * cgraph.h (cgraph_mark_if_needed): New function.
16068 * cgraphunit.c (cgraph_mark_if_needed): New function.
16069 * c-decl.c (duplicate_decl): Use it.
16071 2008-06-16 Jan Hubicka <jh@suse.cz>
16073 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16076 2008-06-16 Jan Hubicka <jh@suse.cz>
16078 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16080 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16081 Kazu Hirata <kazu@codesourcery.com>
16082 Maxim Kuvyrkov <maxim@codesourcery.com
16084 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16085 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16086 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16087 EXTRA_SPEC_FUNCTIONS.
16088 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16089 (DRIVER_SELF_SPECS): Adjust.
16090 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16091 * config/mips/st.h, config/mips/t-st: New.
16092 * config/mips/driver-native.c, config/mips/x-native: New.
16093 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16096 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16098 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16100 (ISA_HAS_FP_CONDMOVE): New macro.
16101 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16102 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16103 (ISA_HAS_NMADD3_NMSUB3): New macro.
16104 * config/mips/mips.c (mips_rtx_costs): Update.
16105 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16106 compiling for ST Loongson 2E/2F.
16107 (madd<mode>): Rename to madd4<mode>. Update.
16108 (madd3<mode>): New pattern.
16109 (msub<mode>): Rename to msub4<mode>. Update.
16110 (msub3<mode>): New pattern.
16111 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16112 (nmadd3<mode>): New pattern.
16113 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16114 (nmadd3<mode>_fastmath): New pattern.
16115 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16116 (nmsub3<mode>): New pattern.
16117 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16118 (nmsub3<mode>_fastmath): New pattern.
16119 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16121 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16123 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16124 (DF_REF_INSN_INFO): New.
16125 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16126 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16127 with a NULL DF_REF_INSN_INFO.
16128 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16130 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16131 DF_INSN_INFO_EQ_USES): New.
16132 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16133 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16134 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16135 * df-core.c: Update comment for above changes.
16136 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16137 DF_INSN_UID_* macros.
16138 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16139 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16140 insn rtx. Update all callers.
16141 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16142 df_ref_create_structure, df_insn_refs_collect): Likewise.
16143 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16144 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16145 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16146 macros to access the insn refs.
16147 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16148 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16149 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16150 for accessing the refs.
16151 (try_fwprop_subst): Likewise.
16152 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16153 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16154 for accessing the refs.
16155 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16156 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16157 to look at the insn refs.
16158 (record_uses): Likewise.
16159 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16161 (mark_artificial_uses): Don't mark_insn for artificial refs.
16162 (mark_reg_rependencies): Likewise.
16164 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16166 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16168 * configure: Regenerate.
16170 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16172 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16174 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16176 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16178 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16179 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16180 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16182 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16184 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16185 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16186 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16188 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16190 * tree-ssa-sccvn.c: Fix format of comments.
16192 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16194 * cgraph.c: Remove unneeded forward declarations of eq_node()
16197 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16199 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16201 (see_update_relevancy): Likewise.
16202 * fwprop.c (try_fwprop_subst): Likewise.
16203 * rtlanal.c (noop_move_p): Likewise.
16204 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16205 notes to non-existing libcall blocks.
16206 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16208 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16209 (dead_libcall_p): Remove.
16210 (delete_trivially_dead_insns): Don't use it.
16211 * web.c (union_defs): Remove comment about keeping nops.
16212 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16213 (compute_hash_table_work): Don't track libcall notes.
16214 (do_local_cprop): Don't take libcall pointers. Don't update
16216 (adjust_libcall_notes): Deleted.
16217 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16218 ever have existed in the first place).
16219 (replace_store_insn): Don't try to remove libcall notes.
16220 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16221 (resolve_reg_notes): Don't call them.
16222 (resolve_simple_move): Likewise.
16223 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16224 Don't remove REG_RETVAL notes.
16225 * emit-rtl.c (try_split): Don't update libcall notes.
16226 (emit_copy_of_insn_after): Dito.
16227 * cselib.c (cselib_current_insn_in_libcall): Remove.
16228 (cselib_process_insn): Don't set/clear it.
16229 (new_elt_loc_list): Don't record it.
16230 (cselib_init): Don't initialize it.
16231 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16232 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16234 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16235 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16236 (init_deps): Don't initialize it.
16237 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16238 * combine.c (delete_noop_moves): Don't update libcall notes.
16239 (can_combine_p): Remove now pointless #if 0 block.
16240 (try_combine): Remove another obsolete #if 0 block.
16241 (distribute_notes): Don't distribute libcall notes.
16242 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16243 * dce.c (libcall_dead_p): Remove.
16244 (delete_unmarked_insns): Don't handle libcall blocks.
16245 (preserve_libcall_for_dce): Remove.
16246 (prescan_insns_for_dce): Don't special-case libcall block insns.
16247 * reload1 (reload): Don't handle libcall notes.
16248 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16251 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16253 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16254 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16255 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16257 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16259 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16260 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16261 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16263 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16265 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16267 2008-06-16 Ira Rosen <irar@il.ibm.com>
16269 PR tree-optimization/36493
16270 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16271 the arguments list. Use VECTYPE to create vector pointer.
16272 (vectorizable_store): Fail if accesses through a pointer to vectype
16273 do not alias the original memory reference operands.
16274 Call vect_create_data_ref_ptr without the removed argument.
16275 (vectorizable_load): Likewise.
16276 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16279 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16282 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16283 reg_equiv_constant.
16285 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16287 * config/mips/loongson2ef.md: New file.
16288 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16289 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16290 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16291 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16292 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16294 (loongson2ef.md): New include.
16295 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16296 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16297 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16298 (loongson_gt_<mode>, loongson_extract_halfword)
16299 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16300 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16301 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16302 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16303 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16304 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16305 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16306 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16307 (vec_interleave_low<mode>): Define type attribute.
16308 * config/mips/mips.c (mips_ls2): New static variable.
16309 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16310 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16311 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16312 Implement target scheduling hooks.
16313 (mips_multipass_dfa_lookahead): Update to handle tuning for
16315 (mips_sched_init): Initialize data for Loongson scheduling.
16316 (mips_ls2_variable_issue): New static function.
16317 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16319 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16320 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16321 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16322 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16323 Handle ST Loongson 2E/2F cores.
16324 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16326 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16328 * omp-low.c (extract_omp_for_data): Fix comment typo.
16331 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16333 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16334 FIXME note about gcc/config.guess.
16335 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16336 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16337 * doc/cppopts.texi: Likewise.
16338 * doc/extend.texi: Likewise.
16339 * doc/gcc.texi: Likewise.
16340 * doc/gccint.texi: Likewise.
16341 * doc/gcov.texi: Likewise.
16342 * doc/gty.texi: Likewise.
16343 * doc/hostconfig.texi: Likewise.
16344 * doc/install.texi: Likewise.
16345 * doc/invoke.texi: Likewise.
16346 * doc/loop.texi: Likewise.
16347 * doc/makefile.texi: Likewise.
16348 * doc/md.texi: Likewise.
16349 * doc/passes.texi: Likewise.
16350 * doc/tm.texi: Likewise.
16351 * doc/tree-ssa.texi: Likewise.
16352 * doc/trouble.texi: Likewise.
16354 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16355 Nathan Sidwell <nathan@codesourcery.com>
16356 Maxim Kuvyrkov <maxim@codesourcery.com>
16357 Richard Sandiford <rdsandiford@googlemail.com>
16359 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16360 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16361 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16363 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16364 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16365 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16367 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16368 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16369 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16370 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16371 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16372 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16373 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16374 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16375 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16376 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16377 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16378 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16379 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16380 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16381 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16382 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16383 (mips_builtins): Add Loongson builtins.
16384 (mips_loongson_2ef_bdesc): New.
16385 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16386 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16387 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16388 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16390 (mips_expand_vector_init): New.
16391 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16392 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16394 * config/mips/mips.md: Add unspec numbers for Loongson
16395 builtins. Include loongson.md.
16396 (MOVE64): Include Loongson vector modes.
16397 (SPLITF): Include Loongson vector modes.
16398 (HALFMODE): Handle Loongson vector modes.
16399 * config/mips/loongson.md: New.
16400 * config/mips/loongson.h: New.
16401 * config.gcc: Add loongson.h header for mips*-*-* targets.
16402 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16404 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16406 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16407 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16408 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16409 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16410 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16411 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16412 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16413 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16414 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16415 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16416 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16417 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16418 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16419 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16420 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16421 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16422 Remove use_fixproto=yes.
16423 (ia64*-*-hpux*): Remove comment about using fixproto.
16424 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16426 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16428 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16430 * configure: Regenerate.
16432 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16434 PR middle-end/36520
16435 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16436 before evaluating it.
16438 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16441 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16442 nested inline functions.
16443 (start_decl, start_function): Don't invert DECL_EXTERNAL
16444 for nested inline functions.
16446 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16448 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16449 splits that must be made for correctness.
16451 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16453 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16454 (AVAIL_NON_MIPS16): Likewise.
16455 (mips_builtin_description): Replace target_flags with a predicate.
16456 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16457 (dspr2_32): New availability predicates.
16458 (MIPS_BUILTIN): New macro.
16459 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16460 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16461 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16462 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16463 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16464 (mips_dsp_32only_bdesc): Merge into...
16465 (mips_builtins): ...this new array.
16466 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16467 (mips_init_builtins): Update after above changes.
16468 (mips_expand_builtin_1): Merge into...
16469 (mips_expand_builtin): ...here and update after above changes.
16471 2008-06-12 Paul Brook <paul@codesourcery.com>
16473 * longlong.h (__arm__): Define count_leading_zeros.
16474 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16475 (clzsi2, clzdi2): New functions.
16476 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16477 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16478 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16479 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16480 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16481 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16482 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16483 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16484 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16485 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16487 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16489 * config/m68k/m68k.c (m68k_tune_flags): New.
16490 (override_options): Compute m68k_tune_flags.
16491 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16492 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16494 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16496 PR middle-end/36506
16497 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16499 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16501 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16502 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16504 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16506 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16507 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16509 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16511 PR middle-end/36506
16512 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16515 2008-06-12 Richard Guenther <rguenther@suse.de>
16517 PR tree-optimization/36345
16518 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16519 add memory_tag_needed flag.
16520 (may_alias_p): Declare.
16521 * tree-ssa-alias.c (may_alias_p): Export.
16522 (set_initial_properties): Use memory_tag_needed flag.
16523 (update_reference_counts): Likewise.
16524 (reset_alias_info): Reset memory_tag_needed flag.
16525 (create_name_tags): Check memory_tag_needed flag.
16526 (dump_points_to_info_for): Dump it.
16527 * tree-ssa-structalias.c (struct variable_info): Remove
16528 directly_dereferenced flag.
16529 (new_var_info): Do not initialize it.
16530 (process_constraint_1): Do not set it.
16531 (update_alias_info): Set is_dereferenced flag.
16532 (set_uids_in_ptset): Use may_alias_p.
16533 (set_used_smts): Check memory_tag_needed flag.
16534 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16535 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16536 memory_tag_needed flag.
16537 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16538 from broken design.
16540 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16542 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16543 red zone for w64 abi.
16544 (ix86_expand_prologue): Likewise.
16545 (ix86_force_to_memory): Likewise.
16546 (ix86_free_from_memory): Likewise.
16548 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16551 * config/rs6000/rs6000.c (rs6000_override_options): Set
16552 rs6000_isel conditionally to the absence of comand line override.
16553 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16554 Remove duplicate rs6000_isel setting.
16555 * config/rs6000/eabispe.h: Ditto.
16557 2008-06-11 Richard Guenther <rguenther@suse.de>
16559 * alias.c (get_alias_set): Use the element alias-set for arrays.
16560 (record_component_aliases): For arrays and vectors do nothing.
16561 * c-common.c (strict_aliasing_warning): Handle the cases
16562 of alias set zero explicitly.
16563 * Makefile.in (dfp.o-warn): Add -Wno-error.
16565 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16567 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16569 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16570 tune_32 tune_64 to supported_defaults. Allow values not
16571 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16572 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16573 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16574 with_cpu_64 to generic for 64-bit-supporting configurations, not
16575 with_cpu. Remove FIXMEs.
16576 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16577 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16578 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16579 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16580 arch_32 and arch_64.
16582 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16583 Olivier Hainque <hainque@adacore.com>
16585 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16586 Use DECL_SIZE_UNIT to retrieve the size of the field.
16588 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16590 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16591 with function calls after declarations. Lay out
16592 neon_float_type_node before further use.
16594 2008-06-11 Richard Guenther <rguenther@suse.de>
16596 * tree-flow.h (may_point_to_global_var): Declare.
16597 * tree-ssa-alias.c (may_point_to_global_var): New function.
16598 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16600 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16602 * configure.ac: Teach that fido supports .debug_line.
16603 * configure: Regenerate.
16605 2008-06-10 Tom Tromey <tromey@redhat.com>
16607 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16610 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16612 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16613 (encode_decimal64, decode_decimal64, encode_decimal128,
16614 decode_decimal128): Reverse order of 32-bit parts of value if host
16615 and target endianness differ.
16617 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16619 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16620 Avoid division by 0.
16621 (tree_mod_pow2_value_transform): Likewise.
16622 (tree_ic_transform): Likewise.
16623 (tree_stringops_transform): Likewise.
16624 (tree_mod_subtract_transform): Likewise.
16625 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16626 (copy_edges_for_bb): Likewise.
16627 (initialize_cfun): Likewise.
16629 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16631 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16632 nonmemory_operand. Add "N" operand constraint.
16634 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16635 (*jcc_btsi_mask): Ditto.
16636 (*jcc_btsi_mask_1): Ditto.
16638 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16640 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16641 TYPE_CANONICAL for copied element type.
16643 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16646 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16647 Add m_CORE2 and m_GENERIC.
16648 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16649 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16651 (*jcc_btdi_rex64): New instruction and split pattern.
16652 (*jcc_btsi): Ditto.
16653 (*jcc_btsi_1): Ditto.
16654 (*btsq): Fix Intel asm dialect operand order.
16658 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16660 PR middle-end/36447
16661 * simplify-rtx.c (simplify_subreg): Add check for shift count
16664 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16666 * doc/md.texi: Synchronize with later constraints.md change.
16667 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16668 with a C implementation.
16669 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16671 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16672 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16673 when moving to and from MD_REGNUM.
16674 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16675 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16676 Handle byte and halfword moves.
16677 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16679 * config/mips/constraints.md (h): Turn into NO_REGS.
16680 (l, x): Update documentation.
16681 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16682 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16683 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16684 (HILO): New mode iterator.
16686 (any_div): New code iterator.
16687 (u): Extend code attribute to div and udiv.
16688 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16689 d_operand in the splitters. Remove redundant CONST_INT checks.
16690 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16691 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16692 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16693 accordingly, using normal moves instead of unspecs to move LO into
16694 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16695 (<u>mulsidi3): Handle expansion in C code.
16696 (<u>mulsidi3_32bit_internal): Rename to...
16697 (<u>mulsidi3_32bit): ...this.
16698 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16699 (*<u>mulsidi3_64bit): Rename to...
16700 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16701 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16702 to set LO and HI to the multiplication result. Use a normal move
16703 for MFLO and an unspec for MFHI.
16704 (*<u>mulsidi3_64bit_parts): Replace with...
16705 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16706 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16707 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16708 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16709 instead of HI. Split the instruction into a separate multiplication
16710 and MFHI if !TARGET_FIX_R4000.
16711 (<su>muldi3_highpart): Likewise.
16712 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16713 and the "=h" clobber.
16714 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16715 (<u>mulditi3): New expander.
16716 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16717 (madsi): Remove "=h" clobber.
16718 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16719 Force the modulus result to be a GPR and split the instruction into
16720 a division followed by an MFHI after reload.
16721 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16722 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16723 the MIPS16 HIGH define_split.
16724 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16725 of acc<->gpr moves to "multi".
16726 (*movdi_64bit): Replace the single "x" alternative with
16727 alternatives for moving into and out of "a".
16728 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16729 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16730 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16731 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16732 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16733 (movti): New expander.
16734 (*movti, *movti_mips16): New insns.
16735 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16736 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16737 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16738 * config/mips/predicates.md (fpr_operand): Delete.
16739 (d_operand): New predicate.
16741 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16743 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16744 failure on some Bourne shells.
16745 (x86_64-*-*): Ditto.
16747 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16749 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16751 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16753 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16754 (sparc-sun-solaris2*): Likewise.
16756 2008-06-09 Arnaud Charlet <charlet@adacore.com
16758 * doc/install.texi: Update requirements to build the Ada compiler.
16760 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16762 * df-scan.c (struct df_scan_problem_data): Remove the
16763 mw_link_pool alloc pool.
16764 (df_scan_free_internal): Don't free it.
16765 (df_scan_alloc): Don't allocate it.
16766 * df.h (struct df_link): Update comment.
16768 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16770 * except.h: Correct checks for when SJLJ exceptions must be used.
16772 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16774 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16777 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16779 PR tree-optimization/36218
16780 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16781 configure for the build system.
16782 (BUILD_LDFLAGS): Define.
16783 * configure: Regenerate.
16784 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16786 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16789 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16790 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16791 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16793 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16795 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16797 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16799 * config.gcc (Obsolete configurations): Remove list of
16801 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16802 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16803 targets matched by those patterns.
16804 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16805 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16806 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16807 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16808 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16809 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16810 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16811 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16812 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16813 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16814 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16815 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16816 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16817 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16818 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16819 Make code for Solaris 7 and greater unconditional for Solaris.
16820 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16821 Remove --with-* handling.
16822 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16823 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16824 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16825 LINK_OS_WINDISS_SPEC): Remove.
16826 * config/rs6000/sysv4.opt (mwindiss): Remove.
16827 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16828 * configure: Regenerate.
16829 * doc/cpp.texi: Don't mention BeOS.
16830 * doc/extend.texi (interrupt): Don't mention MS1.
16831 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16832 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16833 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16834 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16835 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16837 * doc/invoke.texi (MT Options): Remove.
16838 (-mwindiss): Remove.
16839 (CRIS Options): Remove cris-axis-aout references.
16840 (HPPA Options): Don't mention hppa1.1-*-pro.
16841 * doc/md.texi: (MorphoTech family): Remove.
16842 * libgcc2.c: Don't handle UWIN.
16843 * config/alpha/t-unicosmk: Remove.
16844 * config/alpha/unicosmk.h: Remove.
16845 * config/arm/kaos-arm.h: Remove.
16846 * config/arm/kaos-strongarm.h: Remove.
16847 * config/arm/strongarm-coff.h: Remove.
16848 * config/arm/strongarm-elf.h: Remove.
16849 * config/arm/strongarm-pe.h: Remove.
16850 * config/arm/t-strongarm-pe: Remove.
16851 * config/arm/t-xscale-coff: Remove.
16852 * config/arm/t-xscale-elf: Remove.
16853 * config/arm/xscale-coff.h: Remove.
16854 * config/arm/xscale-elf.h: Remove.
16855 * config/chorus.h: Remove.
16856 * config/cris/aout.h: Remove.
16857 * config/cris/aout.opt: Remove.
16858 * config/cris/t-aout: Remove.
16859 * config/i386/beos-elf.h: Remove.
16860 * config/i386/kaos-i386.h: Remove.
16861 * config/i386/ptx4-i.h: Remove.
16862 * config/i386/sco5.h: Remove.
16863 * config/i386/sco5.opt: Remove.
16864 * config/i386/sysv4-cpp.h: Remove.
16865 * config/i386/sysv5.h: Remove.
16866 * config/i386/t-beos: Remove.
16867 * config/i386/t-sco5: Remove.
16868 * config/i386/t-uwin: Remove.
16869 * config/i386/uwin.asm: Remove.
16870 * config/i386/uwin.h: Remove.
16871 * config/kaos.h: Remove.
16872 * config/mips/windiss.h: Remove.
16873 * config/mt: Remove directory.
16874 * config/pa/pa-osf.h: Remove.
16875 * config/pa/pa-pro-end.h: Remove.
16876 * config/pa/t-pro: Remove.
16877 * config/ptx4.h: Remove.
16878 * config/rs6000/beos.h: Remove.
16879 * config/rs6000/kaos-ppc.h: Remove.
16880 * config/rs6000/t-beos: Remove.
16881 * config/rs6000/windiss.h: Remove.
16882 * config/sh/kaos-sh.h: Remove.
16883 * config/sol2-6.h: Remove.
16884 * config/sparc/sol26-sld.h: Remove.
16885 * config/sparc/sysv4-only.h: Remove.
16886 * config/vax/bsd.h: Remove.
16887 * config/vax/t-memfuncs: Remove.
16888 * config/vax/ultrix.h: Remove.
16889 * config/vax/vaxv.h: Remove.
16890 * config/windiss.h: Remove.
16892 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16894 PR rtl-optimization/36438
16895 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16896 for vector shifts with constant scalar shift operands.
16898 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16900 * doc/invoke.texi: Document -march=xlr.
16901 * config/mips/xlr.md: New file.
16902 * config/mips/mips.md: Include it.
16904 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16905 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16906 (mips_rtx_cost_data): Likewise.
16908 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16910 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16911 PRE_INC and PRE_DEC cases.
16913 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16915 PR rtl-optimization/36419
16916 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16917 the emitting jump insn.
16920 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16921 is not bool, boolify the whole *expr_p and convert to the desired type.
16923 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16925 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16926 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16927 Add omp_private_outer_ref hook, add another argument to
16928 omp_clause_default_ctor hook.
16929 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16930 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16931 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16932 hook_tree_tree_tree_tree_null.
16933 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16934 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16935 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16936 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16937 * tree.def (OMP_TASK): New tree code.
16938 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16939 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16940 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16941 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16942 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16943 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16944 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16945 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16946 (OMP_DIRECTIVE_P): Add OMP_TASK.
16947 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16948 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16949 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16950 and OMP_CLAUSE_UNTIED entries.
16951 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16953 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16954 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16955 * tree-pretty-print.c (dump_omp_clause): Handle
16956 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16957 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16958 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16959 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16960 warning about unsigned iterators. Change decl/init/cond/incr
16961 arguments to TREE_VECs, check arguments for all collapsed loops.
16962 (c_finish_omp_taskwait): New function.
16963 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16965 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16966 default_function_array_conversion on init. Add par_clauses argument.
16967 If decl is present in parallel's lastprivate clause, change it to
16968 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16969 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16970 collapse count in clauses.
16971 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16972 c_parser_omp_for_loop callers.
16973 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16974 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16975 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16976 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16978 (c_parser_omp_clause_schedule): Handle schedule(auto).
16979 Include correct location in the error message.
16980 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16981 and PRAGMA_OMP_CLAUSE_UNTIED.
16982 (OMP_TASK_CLAUSE_MASK): Define.
16983 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16984 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16985 * tree-nested.c (convert_nonlocal_omp_clauses,
16986 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16987 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16988 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16989 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16991 (conver_nonlocal_reference, convert_local_reference,
16992 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16993 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16994 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16995 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16996 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16997 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16998 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16999 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
17000 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17002 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
17003 * c-common.h (c_finish_omp_taskwait): New prototype.
17004 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17005 * tree-parloops.c (create_parallel_loop): Create 1 entry
17006 vectors for OMP_FOR_{INIT,COND,INCR}.
17007 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17008 (make_edges): Handle OMP_TASK.
17009 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17010 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17011 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17012 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17013 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17014 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17015 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17016 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17017 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17018 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17019 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17020 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17021 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17022 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17023 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17024 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17025 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17026 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17027 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17028 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17029 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17030 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17031 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17032 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17033 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17034 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17035 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17036 original iterator is present in lastprivate clause or if
17037 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17038 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17039 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17040 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17041 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17042 if it is set, lookup var in outer contexts too. Handle
17043 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17044 to be implicitly determined firstprivate for task regions.
17045 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17046 if it is set, lookup var in outer contexts too. Set
17047 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17048 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17049 OMP_CLAUSE_UNTIED. Take region_type as last argument
17050 instead of in_parallel and in_combined_parallel.
17051 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17053 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17054 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17055 (new_omp_context): Set default_kind to
17056 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17057 (omp_region_type): New enum.
17058 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17059 fields, add region_type.
17060 (new_omp_context): Take region_type as argument instead of is_parallel
17061 and is_combined_parallel.
17062 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17063 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17064 ctx->is_combined_parallel checks.
17065 (gimplify_omp_task): New function.
17066 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17068 * omp-low.c (extract_omp_for_data): Use schedule(static)
17069 for schedule(auto). Handle pointer and unsigned iterators.
17070 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17071 Add loops argument. Extract data for collapsed OMP_FOR loops.
17072 (expand_parallel_call): Assert sched_kind isn't auto,
17073 map runtime schedule to index 3.
17074 (struct omp_for_data_loop): New type.
17075 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17076 Add loop, loops, collapse and iter_type fields.
17077 (workshare_safe_to_combine_p): Disallow combined for if
17078 iter_type is unsigned long long. Don't combine collapse > 1 loops
17079 unless all bounds and steps are constant. Adjust extract_omp_for_data
17081 (expand_omp_for_generic): Handle pointer, unsigned and long long
17082 iterators. Handle collapsed OMP_FOR loops. Adjust
17083 for struct omp_for_data changes. If libgomp function doesn't return
17084 boolean_type_node, add comparison of the return value with 0.
17085 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17086 pointer, unsigned and long long iterators. Adjust for struct
17087 omp_for_data changes.
17088 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17089 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17090 unsigned long long. Allocate loops array, pass it to
17091 extract_omp_for_data. For collapse > 1 loops use always
17092 expand_omp_for_generic.
17093 (omp_context): Add sfield_map and srecord_type fields.
17094 (is_task_ctx, lookup_sfield): New functions.
17095 (use_pointer_for_field): Use is_task_ctx helper. Change first
17096 argument's type from const_tree to tree. Clarify comment.
17097 In OMP_TASK disallow copy-in/out sharing.
17098 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17099 (install_var_field): Add mask argument. Populate both record_type
17100 and srecord_type if needed.
17101 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17103 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17104 and DECL_FIELD_OFFSET.
17105 (scan_sharing_clauses): Adjust install_var_field callers. For
17106 firstprivate clauses on explicit tasks allocate the var by value in
17107 record_type unconditionally, rather than by reference.
17108 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17109 Use is_taskreg_ctx instead of is_parallel_ctx.
17110 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17111 (create_omp_child_function_name): Add task_copy argument, use
17112 *_omp_cpyfn* names if it is true.
17113 (create_omp_child_function): Add task_copy argument, if true create
17114 *_omp_cpyfn* helper function.
17115 (scan_omp_parallel): Adjust create_omp_child_function callers.
17116 Rename parallel_nesting_level to taskreg_nesting_level.
17117 (scan_omp_task): New function.
17118 (lower_rec_input_clauses): Don't run constructors for firstprivate
17119 explicit task vars which are initialized by *_omp_cpyfn*.
17120 Pass outer var ref to omp_clause_default_ctor hook if
17121 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17122 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17123 OMP_CLAUSE_REDUCTION_INIT.
17124 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17125 avoid duplicate setting of fields. Handle
17126 OMP_CLAUSE_PRIVATE_OUTER_REF.
17127 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17128 copy-out if TREE_READONLY, only copy-in.
17129 (expand_task_copyfn): New function.
17130 (expand_task_call): New function.
17131 (struct omp_taskcopy_context): New type.
17132 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17134 (lower_omp_parallel): Rename to...
17135 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17136 Call create_task_copyfn if srecord_type is needed. Adjust
17138 (task_shared_vars): New variable.
17139 (check_omp_nesting_restrictions): Warn if work-sharing,
17140 barrier, master or ordered region is closely nested inside OMP_TASK.
17141 Add warnings for barrier if closely nested inside of work-sharing,
17142 ordered, or master region.
17143 (scan_omp_1): Call check_omp_nesting_restrictions even for
17144 GOMP_barrier calls. Rename parallel_nesting_level to
17145 taskreg_nesting_level. Handle OMP_TASK.
17146 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17147 work-sharing construct, continue looking for them on parent parallel
17149 (lower_omp_for_lastprivate): Add lastprivate clauses
17150 to the beginning of dlist rather than end. Adjust for struct
17151 omp_for_data changes.
17152 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17153 not after it. Handle collapsed OMP_FOR loops, adjust for
17154 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17155 (get_ws_args_for): Adjust extract_omp_for_data caller.
17156 (scan_omp_for): Handle collapsed OMP_FOR
17157 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17158 (lower_omp_single_simple): If libgomp function doesn't return
17159 boolean_type_node, add comparison of the return value with 0.
17160 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17161 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17162 (parallel_nesting_level): Rename to...
17163 (taskreg_nesting_level): ... this.
17164 (is_taskreg_ctx): New function.
17165 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17166 of is_parallel_ctx.
17167 (execute_lower_omp): Rename parallel_nesting_level to
17168 taskreg_nesting_level.
17169 (expand_omp_parallel): Rename to...
17170 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17171 Call omp_task_call for OMP_TASK regions.
17172 (expand_omp): Adjust caller, handle OMP_TASK.
17173 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17175 * bitmap.c (bitmap_default_obstack_depth): New variable.
17176 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17177 if argument is NULL and bitmap_default_obstack is already initialized.
17178 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17180 * matrix-reorg.c (matrix_reorg): Likewise.
17182 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17184 * config/i386/i386.md (*indirect_jump): Macroize using P
17185 mode iterator. Remove !TARGET_64BIT from insn constraints.
17186 (*tablejump_1): Ditto.
17187 (*indirect_jump_rex64): Remove insn pattern.
17188 (*tablejump_1_rex64): Ditto.
17189 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17190 and eh_return_si insn patterns.
17192 2008-06-06 Richard Guenther <rguenther@suse.de>
17194 * tree-ssa-structalias.c (merge_smts_into): Remove.
17195 (find_what_p_points_to): Do not bother to compute the
17196 points-to set for pt_anything pointers.
17197 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17198 for pt_anything pointers is ok.
17200 2008-06-06 Jan Hubicka <jh@suse.cz>
17202 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17204 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17206 * cgraph.c: Fix typos in comments.
17207 (cgraph_availability_names): Fix string typo.
17208 * fold-const.c: Fix typos in comments.
17209 (fold_binary): Fix typo in warning.
17210 * genautomata.c: Fix typos in comments.
17211 (check_presence_pattern_sets): Fix typo in local variable.
17212 (output_description): Fix typo in output.
17213 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17214 * hwint.h: Likewise.
17215 * matrix-reorg.c (check_allocation_function): Likewise.
17216 * omega.c (smooth_weird_equations): Likewise.
17217 * auto-inc-dec.c: Fix typos in comments.
17218 * bb-reorder.c: Likewise.
17219 * builtins.c: Likewise.
17220 * c-common.c: Likewise.
17221 * c-cppbuiltin.c: Likewise.
17222 * c-parser.c: Likewise.
17223 * c-pretty-print.c: Likewise.
17224 * cfgcleanup.c: Likewise.
17225 * cfgexpand.c: Likewise.
17226 * cfghooks.c: Likewise.
17227 * cfglayout.c: Likewise.
17228 * cfgloopmanip.c: Likewise.
17229 * cgraphunit.c: Likewise.
17230 * coverage.c: Likewise.
17231 * dbxout.c: Likewise.
17232 * df-byte-scan.c: Likewise.
17233 * df-core.c: Likewise.
17234 * df-problems.c: Likewise.
17235 * df-scan.c: Likewise.
17237 * dominance.c: Likewise.
17238 * domwalk.c: Likewise.
17240 * dwarf2out.c: Likewise.
17241 * emit-rtl.c: Likewise.
17242 * et-forest.c: Likewise.
17243 * function.c: Likewise.
17244 * function.h: Likewise.
17246 * gcov-io.c: Likewise.
17247 * gcov.c: Likewise.
17248 * gcse.c: Likewise.
17249 * genattrtab.c: Likewise.
17250 * ggc-page.c: Likewise.
17251 * gimplify.c: Likewise.
17252 * gthr-lynx.h: Likewise.
17253 * haifa-sched.c: Likewise.
17254 * ipa-cp.c: Likewise.
17255 * ipa-inline.c: Likewise.
17256 * ipa-prop.h: Likewise.
17257 * ipa-pure-const.c: Likewise.
17258 * ipa-struct-reorg.c: Likewise.
17259 * ipa-struct-reorg.h: Likewise.
17260 * ipa-type-escape.c: Likewise.
17262 * loop-doloop.c: Likewise.
17263 * mips-tfile.c: Likewise.
17264 * mkmap-flat.awk: Likewise.
17265 * mkmap-symver.awk: Likewise.
17266 * modulo-sched.c: Likewise.
17267 * omp-low.c: Likewise.
17268 * optabs.c: Likewise.
17269 * optabs.h: Likewise.
17270 * opts.c: Likewise.
17271 * passes.c: Likewise.
17272 * postreload-gcse.c: Likewise.
17273 * postreload.c: Likewise.
17274 * predict.c: Likewise.
17275 * pretty-print.h: Likewise.
17276 * profile.c: Likewise.
17277 * protoize.c: Likewise.
17278 * ra-conflict.c: Likewise.
17279 * real.c: Likewise.
17280 * recog.c: Likewise.
17281 * regclass.c: Likewise.
17282 * regs.h: Likewise.
17283 * reload.c: Likewise.
17284 * rtl-error.c: Likewise.
17285 * rtlanal.c: Likewise.
17286 * scan.h: Likewise.
17287 * sched-rgn.c: Likewise.
17289 * stmt.c: Likewise.
17290 * target.h: Likewise.
17291 * tree-dfa.c: Likewise.
17292 * tree-eh.c: Likewise.
17293 * tree-flow-inline.h: Likewise.
17294 * tree-inline.c: Likewise.
17295 * tree-into-ssa.c: Likewise.
17296 * tree-loop-distribution.c: Likewise.
17297 * tree-nested.c: Likewise.
17298 * tree-parloops.c: Likewise.
17299 * tree-pass.h: Likewise.
17300 * tree-pretty-print.c: Likewise.
17301 * tree-profile.c: Likewise.
17302 * tree-scalar-evolution.c: Likewise.
17303 * tree-sra.c: Likewise.
17304 * tree-ssa-alias-warnings.c: Likewise.
17305 * tree-ssa-ccp.c: Likewise.
17306 * tree-ssa-coalesce.c: Likewise.
17307 * tree-ssa-dom.c: Likewise.
17308 * tree-ssa-dse.c: Likewise.
17309 * tree-ssa-forwprop.c: Likewise.
17310 * tree-ssa-live.c: Likewise.
17311 * tree-ssa-live.h: Likewise.
17312 * tree-ssa-loop-im.c: Likewise.
17313 * tree-ssa-loop-ivopts.c: Likewise.
17314 * tree-ssa-loop-niter.c: Likewise.
17315 * tree-ssa-loop-prefetch.c: Likewise.
17316 * tree-ssa-phiopt.c: Likewise.
17317 * tree-ssa-phiprop.c: Likewise.
17318 * tree-ssa-sccvn.c: Likewise.
17319 * tree-ssa-ter.c: Likewise.
17320 * tree-ssa-threadupdate.c: Likewise.
17321 * tree-ssa.c: Likewise.
17322 * tree-vect-analyze.c: Likewise.
17323 * tree-vect-transform.c: Likewise.
17324 * tree-vectorizer.c: Likewise.
17325 * tree-vn.c: Likewise.
17326 * tree-vrp.c: Likewise.
17327 * tree.c: Likewise.
17328 * tree.def: Likewise.
17329 * tree.h: Likewise.
17330 * unwind-dw2-fde.c: Likewise.
17331 * unwind.inc: Likewise.
17332 * value-prof.c: Likewise.
17333 * vmsdbgout.c: Likewise.
17335 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17337 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17338 always place FP constants in the TOC for TARGET_POWERPC64.
17339 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17341 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17343 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17344 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17345 enable for TARGET_E500_DOUBLE.
17346 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17347 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17348 floating-point modes like integer modes for E500 double.
17349 (rs6000_legitimate_offset_address_p): Likewise.
17350 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17351 addressing for DDmode for E500 double.
17352 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17353 modes as using 64-bits of registers for E500 double.
17354 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17355 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17356 specially for E500 double.
17357 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17358 TDmode for E500 double.
17359 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17360 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17361 (rs6000_split_multireg_move): Do not handle TDmode specially for
17363 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17364 using 64-bit registers for E500 double.
17365 (emit_frame_save): Do not handle DDmode specially for E500 double.
17366 (gen_frame_mem_offset): Likewise.
17367 (rs6000_function_value): Do not call spe_build_register_parallel
17368 for DDmode or TDmode.
17369 (rs6000_libcall_value): Likewise.
17370 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17371 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17374 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17376 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17379 2008-06-04 Junjie Gu <jgu@tensilica.com>
17381 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17382 comparison for frame pointers.
17384 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17387 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17389 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17392 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17393 register is already smaller or equal to required mode.
17395 2008-06-04 Xinliang David Li <davidxl@google.com>
17397 * tree-call-cdce.c: New file.
17398 (cond_dead_built_in_calls): New static variable.
17399 (input_domain): New struct.
17400 (check_pow): New function.
17401 (check_builtin_call): Ditto.
17402 (check_target_format): Ditto.
17403 (is_call_dce_candidate): Ditto.
17404 (gen_one_condition): Ditto.
17405 (gen_conditions_for_domain): Ditto.
17406 (get_domain): Ditto.
17407 (gen_conditions_for_pow_cst_base): Ditto.
17408 (gen_conditions_for_pow_int_base): Ditto.
17409 (gen_conditions_for_pow): Ditto.
17410 (get_no_error_domain): Ditto.
17411 (gen_shrink_wrap_conditions): Ditto.
17412 (shrink_wrap_one_built_in_call): Ditto.
17413 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17414 (tree_call_cdce): Ditto.
17415 (gate_call_cdce): Ditto.
17416 (pass_call_cdce): New gimple pass.
17417 * passes.c: (init_optimization_passes): New pass.
17418 * tree-pass.h: New pass declaration.
17419 * opts.c (decode_options): New flag setting.
17420 * common.opt: Add -ftree-builtin-call-dce flag.
17421 * Makefile.in: Add new source file.
17422 * tempvar.def: New tv_id.
17423 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17425 2008-06-04 Richard Guenther <rguenther@suse.de>
17427 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17428 (is_call_clobbered): Always check var_ann->call_clobbered.
17429 (mark_call_clobbered): Always set var_ann->call_clobbered.
17430 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17431 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17432 (reset_alias_info): Clear call clobbering info on MTAGs and
17434 (set_pt_anything): Set pt_global_mem.
17435 (create_tag_raw): Adjust comment.
17436 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17438 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17439 Maxim Kuvyrkov <maxim@codesourcery.com>
17441 * config/m68k/m68k.opt (mxgot): New option.
17442 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17443 (m68k_output_addr_const_extra): New.
17444 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17445 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17446 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17447 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17449 2008-06-04 Richard Guenther <rguenther@suse.de>
17451 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17452 negative or non-representable offsets.
17454 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17456 * config/i386/i386.c (ix86_gen_leave): New.
17457 (ix86_gen_pop1): Likewise.
17458 (ix86_gen_add3): Likewise.
17459 (ix86_gen_sub3): Likewise.
17460 (ix86_gen_sub3_carry): Likewise.
17461 (ix86_gen_one_cmpl2): Likewise.
17462 (ix86_gen_monitor): Likewise.
17463 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17464 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17465 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17466 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17467 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17468 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17469 (ix86_expand_epilogue): Updated.
17470 (print_operand): Handle integer register operand for 'z'.
17471 (ix86_expand_strlensi_unroll_1): Likewise.
17472 (ix86_expand_strlen): Likewise.
17473 (ix86_expand_builtin): Likewise.
17474 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17475 mov{q}/mov{l} and add{q}/add{l}.
17477 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17479 * config/i386/i386.md (P): New mode iterator.
17480 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17481 using P mode iterator.
17482 (DFmode push_operand splitter): Ditto.
17483 (XFmode push_operand splitter): Ditto.
17484 (DFmode float_extend SFmode push_operand splitter): Ditto.
17485 (XFmode float_extend SFmode push_operand splitter): Do not generate
17486 SImode pushes for 64bit target. Macroize Dimode and SImode
17487 pushes using P mode iterator.
17488 (XFmode float_extend DFmode push_operand splitter): Ditto.
17490 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17492 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17493 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17494 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17495 return type to int.
17496 (ix86_call_abi_override): Remove check for call_used_regs.
17498 2008-06-03 Richard Guenther <rguenther@suse.de>
17500 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17501 for the lhs of calls if the return type contains pointers.
17503 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17505 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17506 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17507 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17508 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17509 of cfun and DEFAULT_ABI to deceide abi mode.
17510 (DEFAULT_ABI): New.
17511 (REG_PARM_STACK_SPACE): Removed.
17512 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17513 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17514 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17515 (ix86_function_abi): Likewise.
17516 (ix86_function_type_abi): Likewise.
17517 (ix86_call_abi_override): Likewise.
17518 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17519 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17520 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17521 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17523 (X86_64_REGPARM_MAX): New.
17524 (X86_64_SSE_REGPARM_MAX): New.
17525 (X64_REGPARM_MAX): New.
17526 (X64_SSE_REGPARM_MAX): New.
17527 (X86_32_REGPARM_MAX): New.
17528 (X86_32_SSE_REGPARM_MAX): New.
17529 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17530 (ix86_function_regparm): Handle user calling abi.
17531 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17532 by DEFAULT_ABI versus SYSV_ABI check.
17533 (ix86_reg_parm_stack_space): New.
17534 (ix86_function_type_abi): New.
17535 (ix86_call_abi_override): New.
17536 (ix86_function_abi): New.
17537 (ix86_cfun_abi): New.
17538 (init_cumulative_args): Call abi specific initialization.
17539 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17540 (function_arg_64): Extend SSE_REGPARM_MAX check.
17541 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17542 (ix86_pass_by_reference): Likewise.
17543 (ix86_function_value_regno_p): Likewise.
17544 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17545 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17546 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17547 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17548 (setup_incoming_varargs_64): Adjust regparm for call abi.
17549 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17550 (ix86_va_start): Likewise.
17551 (ix86_gimplify_va_arg): Likewise.
17552 (ix86_expand_prologue): Likewise.
17553 (output_pic_addr_const): Likewise.
17554 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17555 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17556 (x86_output_mi_thunk): Likewise.
17557 (x86_function_profiler): Likewise.
17558 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17559 (SYSV_ABI, MS_ABI): New constants.
17560 (DEFAULT_ABI): New.
17561 (init_regs): Add prototype of function in regclass.c file.
17562 (OVERRIDE_ABI_FORMAT): New.
17563 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17564 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17565 (OUTGOING_REG_PARM_STACK_SPACE): New.
17566 (ix86_reg_parm_stack_space): New prototype.
17567 (CUMULATIVE_ARGS): Add call_abi member.
17568 (machine_function): Add call_abi member.
17569 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17570 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17572 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17575 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17576 (avr_builtin_setjmp_frame_value): New function.
17577 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17578 (nonlocal_goto): Define.
17580 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17582 * config/mips/mips.c (mips_emit_loadgp): Return early if
17583 there is nothing do to, otherwise emit a blockage if
17584 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17585 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17587 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17589 * configure.ac: Drop unneeded backslash ending up in config.in.
17590 * acinclude.m4: Likewise.
17591 * config.in: Regenerate.
17593 2008-05-26 Jan Hubicka <jh@suse.cz>
17595 * predict.c (maybe_hot_frequency_p): Break out of...
17596 (maybe_hot_bb_p): ... here.
17597 (maybe_hot_edge_p): New.
17598 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17599 * basic-block.h (maybe_hot_edge_p): Declare.
17601 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17603 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17604 (*cmpfp_<mode>_cc): Ditto.
17605 (*fp_jcc_8<mode>_387): Ditto.
17606 (*fop_<MODEF:mode>_2_i387): Ditto.
17607 (*fop_<MODEF:mode>_3_i387): Ditto.
17608 (*fop_xf_2_i387): Ditto.
17609 (*fop_xf_3_i387): Ditto.
17611 2008-06-02 Tomas Bily <tbily@suse.cz>
17613 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17615 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17617 * config/mips/mips.c (mips_valid_offset_p): New function.
17618 (mips_valid_lo_sum_p): Likewise.
17619 (mips_classify_address): Use them.
17620 (mips_force_address): New function.
17621 (mips_legitimize_address): Use it.
17622 * config/mips/mips.md (MOVE128): New mode iterator.
17623 (movtf): Require TARGET_64BIT. Remove empty strings.
17624 (*movtf_internal): Rename to...
17625 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17626 of "R" and use {,fp}{load,store} attributes instead of "multi".
17627 Use a separate define_split.
17628 (*movtf_mips16): New pattern.
17630 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17632 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17633 * config/mips/mips.c (mips_expand_before_return): New function.
17634 (mips_expand_epilogue): Call it.
17635 * config/mips/mips.md (return): Turn into a define_expand.
17636 (*return): New insn.
17638 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17640 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17641 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17642 functions. Do not emit uses and clobbers of CONCATs; individually
17643 use and clobber their operands.
17644 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17645 gen_clobber, emit_use and gen_use.
17646 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17647 (expand_builtin_return): Likewise.
17648 * cfgbuild.c (count_basic_blocks): Likewise.
17649 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17650 * explow.c (emit_stack_restore): Likewise.
17651 * expmed.c (extract_bit_field_1): Likewise.
17652 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17653 (emit_move_multi_word, store_constructor): Likewise.
17654 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17655 (thread_prologue_and_epilogue_insns): Likewise.
17656 * lower-subreg.c (resolve_simple_move): Likewise.
17657 * optabs.c (widen_operand, expand_binop): Likewise.
17658 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17659 * reload.c (find_reloads): Likewise.
17660 * reload1.c (eliminate_regs_in_insn): Likewise.
17661 * stmt.c (expand_nl_goto_receiver): Likewise.
17662 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17663 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17664 * config/arm/arm.c (arm_load_pic_register): Likewise.
17665 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17666 * config/arm/arm.md (untyped_return): Likewise.
17667 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17668 * config/avr/avr.c (expand_prologue): Likewise.
17669 * config/bfin/bfin.c (do_unlink): Likewise.
17670 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17671 * config/cris/cris.c (cris_expand_prologue): Likewise.
17672 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17673 (machopic_legitimize_pic_address): Likewise.
17674 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17675 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17676 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17677 (ix86_expand_convert_uns_didf_sse): Likewise.
17678 (ix86_expand_vector_init_general): Likewise.
17679 * config/ia64/ia64.md (eh_epilogue): Likewise.
17680 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17681 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17682 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17683 (config/iq2000/iq2000.c): Likewise.
17684 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17685 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17686 (builtin_longjmp): Likewise.
17687 * config/mn10300/mn10300.md (call, call_value): Likewise.
17688 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17689 * config/pdp11/pdp11.md (abshi2): Likewise.
17690 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17691 * config/s390/s390.c (s390_emit_prologue): Likewise.
17692 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17693 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17694 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17695 * config/sh/sh.c (prepare_move_operands): Likewise.
17696 (output_stack_adjust, sh_expand_epilogue): Likewise.
17697 (sh_set_return_address, sh_expand_t_scc): Likewise.
17698 * config/sparc/sparc.c (load_pic_register): Likewise.
17699 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17700 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17701 * config/v850/v850.c (expand_epilogue): Likewise.
17703 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17705 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17706 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17707 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17708 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17709 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17710 stack pointer register.
17711 (output_movhi): Remove code for interrupt specific writing to the
17712 stack pointer register.
17714 2008-05-31 Richard Guenther <rguenther@suse.de>
17716 PR tree-optimization/34244
17717 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17718 (tree_expr_nonzero_warnv_p): Likewise.
17719 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17720 ssa_name_nonnegative_p.
17721 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17722 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17723 not tree_expr_nonzero_warnv_p.
17725 PR tree-optimization/36262
17727 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17729 PR tree-optimization/34244
17730 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17731 (record_numbers_of_iterations): New function.
17732 (execute_vrp): Cache the numbers of iterations of loops.
17733 * tree-scalar-evolution.c (scev_reset_except_niters):
17735 (scev_reset): Use scev_reset_except_niters.
17736 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17738 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17740 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17741 __WORKAROUND_RETS when appropriate.
17743 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17745 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17746 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17748 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17749 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17750 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17751 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17752 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17753 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17754 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17755 *fop_df_1_sse insn patterns using MODEF mode iterator.
17756 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17757 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17758 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17759 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17760 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17761 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17762 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17763 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17764 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17765 (*fop_xf_5_i387): Ditto.
17766 (*fop_xf_6_i387): Ditto.
17768 2008-05-30 Richard Guenther <rguenther@suse.de>
17770 * builtins.c (build_string_literal): Avoid generating
17771 a non-gimple_val result.
17773 2008-05-30 DJ Delorie <dj@redhat.com>
17775 * exec-tool.in: Use an environment variable (private) instead of a
17776 file (shared) as a semaphore, so as to not break parallel builds.
17778 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17780 * optabs.c (maybe_encapsulate_block): Remove.
17781 (emit_libcall_block): Adjust accordingly.
17782 * optabs.h (maybe_encapsulate_block): Remove prototype.
17784 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17785 Don't use maybe_encapsulate_block.
17787 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17789 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17790 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17791 rtx is a SYMBOL_REF before calling get_pool_constant.
17793 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17795 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17797 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17799 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17800 rather than OS names to choose INO_T_EQ definition.
17801 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17802 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17804 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17807 * config/darwin-f.c: New.
17808 * config/t-darwin: Added rule to build darwin-f.o.
17809 * config.gcc: Defined new variable, fortran_target_objs.
17810 (*-*-darwin*): Set fortran_target_objs.
17811 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17812 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17813 * configure: Regenerated.
17815 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17818 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17819 canonical type if needed.
17821 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17823 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17825 2008-05-29 Richard Guenther <rguenther@suse.de>
17827 PR tree-optimization/36343
17828 PR tree-optimization/36346
17829 PR tree-optimization/36347
17830 * tree-flow.h (clobber_what_p_points_to): Declare.
17831 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17832 pointed-to variable is dereferenced is irrelevant to whether
17833 the pointer can access the pointed-to variable.
17834 (clobber_what_p_points_to): New function.
17835 * tree-ssa-alias.c (set_initial_properties): Use it.
17836 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17837 call clobber check for NMTs.
17839 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17841 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17842 for printing gcov_type.
17844 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17846 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17847 and the eh region information.
17848 * value-prof.c (gimple_move_stmt_histograms): New function.
17849 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17851 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17853 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17855 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17857 * value-prof.c (tree_ic_transform): Print counts.
17858 * tree-profile.c (tree_gen_ic_func_profiler):
17859 Clear __gcov_indreict_call_callee variable to avoid misattribution
17862 2008-05-28 Rafael Espíndola <espindola@google.com>
17864 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17867 2008-05-28 Richard Guenther <rguenther@suse.de>
17869 PR tree-optimization/36339
17870 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17871 and clobbering code out of the loop.
17873 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17875 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17878 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17879 s390_contiguous_bitmask_p, s390_symref_operand_p,
17880 s390_check_symref_alignment, s390_reload_larl_operand,
17881 s390_reload_symref_address): New functions.
17882 (s390_branch_condition_mnemonic): Support compare and branch
17884 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17885 and 'W' constraints.
17886 (s390_secondary_reload): Add secondary reloads for unaligned
17887 symbol refs or symbol refs to floating point or QI/TI mode
17889 (legitimate_address_p): Accept symbol references as addresses.
17890 (s390_expand_insv): Use rotate and insert selected bits
17891 instruction for insv when building for z10.
17892 (print_operand_address): Handle symbol ref addresses.
17893 (print_operand): Output modifier 'c' added for signed byte values.
17894 (s390_encode_section_info): Mark symbol refs with
17895 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17897 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17898 (length attribute): RRF, RRR have 4 byte length.
17899 (FPALL, INTALL): New mode iterators added.
17900 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17901 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17902 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17903 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17904 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17905 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17906 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17907 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17909 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17910 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17911 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17912 reload<INTALL:mode><P:mode>_toreg_z10,
17913 reload<FPALL:mode><P:mode>_tomem_z10,
17914 reload<FPALL:mode><P:mode>_toreg_z10,
17915 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17916 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17917 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17918 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17920 (movmem, clrmem, cmpmem): New splitters added.
17922 * config/s390/predicates.md (larl_operand): Use
17923 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17924 SYMBOL_REF_ALIGN1_P.
17925 (s390_signed_integer_comparison,
17926 s390_unsigned_integer_comparison): New predicates.
17928 * config/s390/s390-protos.h (s390_check_symref_alignment,
17929 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17930 s390_reload_symref_address,
17931 s390_compare_and_branch_condition_mask): Prototypes added.
17933 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17934 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17935 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17937 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17939 * config/s390/s390.c (z10_cost): New cost function for z10.
17940 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17941 (s390_issue_rate): Adjust issue rate for z10.
17942 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17943 (processor_flags): Add PF_Z10.
17944 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17945 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17946 * gcc/config.gcc: Add z10.
17948 2008-05-28 Richard Guenther <rguenther@suse.de>
17950 PR tree-optimization/36291
17951 * tree-flow. h (struct gimple_df): Remove var_anns member.
17952 * tree-flow-inline.h (gimple_var_anns): Remove.
17953 (var_ann): Simplify.
17954 * tree-dfa.c (create_var_ann): Simplify.
17955 (remove_referenced_var): Clear alias info from var_anns of globals.
17956 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17957 (delete_tree_ssa): Clear alias info from var_anns of globals.
17958 Do not free var_anns.
17959 (var_ann_eq): Remove.
17960 (var_ann_hash): Likewise.
17962 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17964 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17965 and loongson2f entries.
17966 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17967 * config/mips/mips.h (processor_type): Add Loongson-2E
17968 and Loongson-2F entries.
17969 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17970 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17971 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17972 * doc/invoke.texi (MIPS Options): Document loongson2e
17973 and loongson2f processor names.
17975 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17979 * config/i386/i386.c (ix86_function_arg_boundary): Use
17980 alignment of canonical type.
17981 (ix86_expand_vector_move): Check unaligned memory access for
17984 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17986 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17987 Moved to the front of file.
17989 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17990 H.J. Lu <hongjiu.lu@intel.com>
17992 * dwarf2out.c (current_fde): New.
17994 (lookup_cfa:): Likewise.
17995 (dwarf2out_end_epilogue): Likewise.
17996 (dwarf2out_note_section_used): Likewise.
17998 2008-05-27 Michael Matz <matz@suse.de>
18001 * c.opt (Wenum-compare): New warning option.
18002 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
18004 2008-05-27 Michael Matz <matz@suse.de>
18006 PR middle-end/36326
18007 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18009 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18010 into memory as tail calls.
18012 2008-05-27 Richard Guenther <rguenther@suse.de>
18014 PR tree-optimization/36339
18015 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18016 pointers cause all addressable variables to be call clobbered.
18018 2008-05-27 Richard Guenther <rguenther@suse.de>
18020 PR tree-optimization/36245
18021 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18023 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18025 * config/s390/s390.md: Replace all occurences of the 'm'
18026 constraint with 'RT'.
18028 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18030 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18032 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18034 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18035 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18036 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18038 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18040 * reload.c: (find_reloads): Skip alternatives according to the
18041 "enabled" attribute. Constify the constraint variable.
18042 * recog.c (get_attr_enabled): Add default implementation.
18043 (extract_insn): Set the alternative_enabled_p array
18044 in the recog_data struct.
18045 (preprocess_constraints, constrain_operands): Skip
18046 alternatives according to the "enabled" attribute
18047 * recog.h (struct recog_data): New field alternative_enabled_p.
18048 (skip_alternative): New inline function.
18049 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18050 (record_reg_classes): Skip alternative according to the
18051 "enabled" attribute.
18053 * doc/md.texi: Add documention for the "enabled" attribute.
18055 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18057 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18058 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18059 constraint with TARGET_MEM_CONSTRAINT.
18060 * recog.c (asm_operand_ok, preprocess_constraints,
18061 constrain_operands): Likewise.
18062 * regclass.c (record_reg_classes): Likewise.
18063 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18064 * reload1.c (maybe_fix_stack_asms): Likewise.
18065 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18066 * recog.h: Adjust comment.
18067 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18068 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18069 * doc/md.texi: Add a note to description of 'm' constraint.
18070 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18072 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18074 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18075 that the bitfield is of integral type before testing its precision.
18077 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18078 Sa Liu <saliu@de.ibm.com>
18080 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18081 __modti3, __udivti3, __umodti3 and __udivmodti4.
18082 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18083 that implement TImode mul and div functions.
18084 * config/spu/multi3.c: New. Implement __multi3.
18085 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18086 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18089 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18091 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18092 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18093 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18094 tls_sysv_suffix): New mode and mode attribute iterators.
18095 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18096 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18097 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18098 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18099 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18102 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18104 PR tree-optimization/36329
18105 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18106 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18107 * cgraphbuild.c (initialize_inline_failed): Use the latter
18108 macro in lieu of the former.
18109 * ipa-inline.c (cgraph_mark_inline): Likewise.
18110 (cgraph_decide_inlining_of_small_function): Likewise.
18111 (cgraph_decide_inlining): Likewise.
18112 (cgraph_decide_inlining_incrementally): Likewise.
18114 2008-05-26 Tristan Gingold <gingold@adacore.com>
18115 Anatoly Sokolov <aesok@post.ru>
18117 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18118 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18119 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18120 optimization for 'avr6' architecture.
18122 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18125 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18127 2008-05-26 Richard Guenther <rguenther@suse.de>
18129 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18130 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18132 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18134 PR middle-end/36253
18135 * caller-save.c (insert_restore): Verify alignment of spill space.
18136 (insert_save): Likewise.
18137 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18138 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18139 (STACK_SLOT_ALIGNMENT): Likewise.
18140 * function.c (LOCAL_ALIGNMENT): Removed.
18141 (get_stack_local_alignment): New.
18142 (assign_stack_local): Use it. Set alignment on stack slot.
18143 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18144 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18145 (STACK_SLOT_ALIGNMENT): New.
18146 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18147 stack slot in XFmode.
18149 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18151 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18154 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18155 argument operand in rax isn't removed.
18157 2008-05-26 Richard Guenther <rguenther@suse.de>
18159 PR middle-end/36300
18160 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18161 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18163 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18166 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18168 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18170 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18171 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18173 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18175 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18176 build a trampoline if we don't want one.
18177 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18178 return zero for nested functions if we don't want a trampoline.
18180 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18182 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18184 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18187 * c.opt: Removed undocumented option '-lang-fortran'.
18188 * c-common.h: Removed global variable 'lang_fortran'.
18189 * c-opts.c (c_common_handle_option): Removed code to handle
18190 option '-lang-fortran'. Updated includes.
18191 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18192 definition of '__GFORTRAN__'.
18193 (define__GNUC__): Reimplemented to use BASEVER and
18194 cpp_define_formatted.
18195 (builtin_define_with_value_n): Removed.
18196 * c-incpath.h: Renamed to ...
18197 * incpath.h: ... this.
18198 * c-incpath.c: Renamed to ...
18199 * incpath.c: ... this. Updated includes.
18200 * fix-header.c: Updated includes.
18201 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18202 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18203 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18205 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18207 * tree.h: Update the table of flags used on tree nodes.
18208 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18209 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18210 (FORCED_LABEL): Add access check.
18211 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18212 (ASM_INPUT_P): Likewise.
18213 (ASM_VOLATILE_P): Likewise.
18214 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18215 (OMP_SECTION_LAST): Access private_flag directly.
18216 (OMP_RETURN_NOWAIT): Likewise.
18217 (OMP_PARALLEL_COMBINED): Likewise.
18218 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18219 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18220 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18221 deprecated_flag directly.
18223 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18225 * final.c (frame_pointer_needed): Removed.
18226 * flags.h (frame_pointer_needed): Likewise.
18228 * function.h (rtl_data): Add frame_pointer_needed.
18229 (frame_pointer_needed): New.
18231 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18233 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18235 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18237 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18240 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18242 * c-common.c (strip_array_types): Move function to..
18244 (get_inner_array_type): Delete.
18245 * c-common.h (strip_array_types): Move declaration to..
18247 (get_inner_array_type): Delete.
18248 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18249 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18250 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18251 * config/pa/pa.c (emit_move_sequence): Likewise.
18253 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18255 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18258 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18260 * function.c: Include target hook for nonlocal_goto frame value.
18262 2008-05-24 Richard Guenther <rguenther@suse.de>
18264 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18265 variable can be only accessed through a pointer or a union.
18267 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18269 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18270 * doc/extend.texi: Likewise.
18272 2008-05-23 DJ Delorie <dj@redhat.com>
18274 * config/m32c/jump.md (untyped_call): Add.
18276 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18277 for A24 to PSImode.
18278 (m32c_address_cost): Detail costs for indirect offsets.
18280 2008-05-23 Rafael Espíndola <espindola@google.com>
18282 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18283 if a node is a SUBREG.
18284 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18287 2008-05-23 Paul Brook <paul@codesourcery.com>
18288 Carlos O'Donell <carlos@codesourcery.com>
18290 * doc/extend.texi: Clarify use of __attribute__((naked)).
18291 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18292 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18293 * function.c (use_register_for_decl): Use
18294 targetm.calls.allocate_stack_slots_for_args.
18295 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18296 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18297 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18299 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18301 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18303 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18305 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18306 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18307 is only rounded once.
18309 2008-05-23 Richard Guenther <rguenther@suse.de>
18311 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18313 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18314 Jakub Jelinek <jakub@redhat.com>
18317 * configure.ac: Handle --enable-cld.
18318 * configure: Regenerated.
18319 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18320 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18321 (ix86_current_function_needs_cld): New define.
18322 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18323 (cld): New isns pattern.
18324 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18325 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18326 * config/i386/i386.opt (mcld): New option.
18327 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18328 TARGET_CLD and ix86_current_function_needs_cld.
18329 (override_options): Use -mcld by default for 32-bit code if
18332 * doc/install.texi (Options specification): Document --enable-cld.
18333 * doc/invoke.texi (Machine Dependent Options)
18334 [i386 and x86-64 Options]: Add -mcld option.
18335 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18337 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18338 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18339 (return_in_memory_64): Likewise.
18340 (return_in_memory_ms_64): Likewise.
18342 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18344 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18345 * builtins.c (fold_builtin_fpclassify): New.
18346 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18347 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18348 * c-common.c (handle_type_generic_attribute): Adjust to accept
18349 fixed arguments before an elipsis.
18350 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18351 * doc/extend.texi: Document __builtin_fpclassify.
18353 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18355 * omp-low.c (gate_expand_omp_ssa): Remove.
18356 (pass_expand_omp_ssa): Remove.
18357 (gate_expand_omp): Do not check for flag_openmp_ssa.
18358 * common.opt (-fopenmp-ssa): Remove.
18359 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18361 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18363 * config/sh/sh.opt (mfixed-range): New option.
18364 * config/sh/sh-protos.h (sh_fix_range): Declare.
18365 * config/sh/sh.c (sh_fix_range): New function.
18366 * config/sh/sh.h (sh_fixed_range_str): Declare.
18367 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18369 * doc/invoke.texi (SH Options): Document -mfixed-range.
18371 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18373 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18374 it before the redeclaration.
18376 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18378 * config/avr/avr.c (get_sequence_length): Add new function.
18379 (expand_prologue, expand_epilogue): Remove duplicate code.
18381 2008-05-22 Rafael Espíndola <espindola@google.com>
18383 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18386 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18388 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18389 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18391 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18392 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18393 (vect_update_misalignment_for_peel): Likewise.
18394 (vector_alignment_reachable_p): Likewise.
18395 * tree-vect-transform.c (vectorizable_load): Likewise.
18396 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18397 (get_vectype_for_scalar_type): Pass mode of scalar_type
18398 to UNITS_PER_SIMD_WORD.
18400 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18401 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18402 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18403 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18404 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18406 2008-05-22 Ira Rosen <irar@il.ibm.com>
18408 PR tree-optimization/36293
18409 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18410 if the first load must be skipped because of a gap.
18412 2008-05-22 Richard Guenther <rguenther@suse.de>
18414 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18415 more cases of offset disambiguation that is possible if
18416 strict-aliasing rules apply.
18417 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18418 for basic offset and type-based disambiguation.
18420 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18422 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18423 ix86_expand_vector_set on V16QImode for SSE4.1.
18425 2008-05-21 Tom Tromey <tromey@redhat.com>
18427 * c.opt (Wimport): Mark as undocumented.
18428 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18430 (Warning Options): Likewise.
18431 * doc/cppopts.texi: Don't mention -Wimport.
18433 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18435 PR tree-optimization/36287
18436 PR tree-optimization/36286
18437 * lambda-code.c (build_access_matrix): Do not use the loop->num
18438 for computing the number of induction variables: use the loop depth
18441 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18444 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18445 option -f(no-)leading-underscore.
18447 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18449 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18450 GET_MODE_NUNITS (mode).
18452 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18454 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18455 (-mmulhw): Add 464 to description.
18456 (-mdlmzb): Likewise.
18457 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18458 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18460 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18461 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18462 * config/rs6000/rs6000.md: Update comments for 464.
18464 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18466 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18468 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18470 * config/i386/sse.md (vec_extractv4sf): Removed.
18471 (vec_extractv2df): Likewise.
18472 (vec_extractv2di): Likewise.
18473 (vec_extractv4si): Likewise.
18474 (vec_extractv8hi): Likewise.
18475 (vec_extractv16qi): Likewise.
18476 (vec_extract<mode>): New.
18478 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18480 * config/i386/sse.md (vec_setv4sf): Removed.
18481 (vec_setv2df): Likewise.
18482 (vec_setv2di): Likewise.
18483 (vec_setv4si): Likewise.
18484 (vec_setv8hi): Likewise.
18485 (vec_setv16qi): Likewise.
18486 (vec_set<mode>): New.
18488 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18490 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18491 goto for vec_concat and vec_interleave.
18493 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18495 * config/i386/sse.md (vec_initv4sf): Removed.
18496 (vec_initv2df): Likewise.
18497 (vec_initv2di): Likewise.
18498 (vec_initv4si): Likewise.
18499 (vec_initv8hi): Likewise.
18500 (vec_initv16qi): Likewise.
18501 (vec_init<mode>): New.
18503 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18505 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18507 2008-05-21 Tom Tromey <tromey@redhat.com>
18509 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18510 (zone_find_object_offset): Likewise.
18511 (gt_ggc_m_S): Likewise.
18512 (highest_bit): Likewise.
18513 * ggc-page.c (gt_ggc_m_S): New function.
18514 * stringpool.c (string_stack): Remove.
18515 (init_stringpool): Update.
18516 (ggc_alloc_string): Use ggc_alloc.
18517 (maybe_delete_ident): New function.
18518 (ggc_purge_stringpool): Likewise.
18519 (gt_ggc_m_S): Remove.
18520 * ggc-common.c (ggc_protect_identifiers): New global.
18521 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18522 ggc_protect_identifiers.
18523 * ggc.h (ggc_protect_identifiers): Declare.
18524 (gt_ggc_m_S): Update.
18525 (ggc_purge_stringpool): Declare.
18526 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18527 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18529 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18531 2008-05-21 David S. Miller <davem@davemloft.net>
18533 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18536 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18538 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18541 2008-05-20 David Daney <ddaney@avtrex.com>
18543 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18544 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18545 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18546 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18547 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18548 (atomic_hiqi_op): New define_code_iterator.
18549 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18550 mips_expand_compare_and_swap_12.
18551 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18552 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18553 (sync_<optab><mode>, sync_old_<optab><mode>,
18554 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18555 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18556 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18557 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18558 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18559 (test_and_set_12): New insn.
18560 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18561 sync_new_<optab><mode>, sync_old_nand<mode>,
18562 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18563 clobber to operand 0 for SI and DI mode insns.
18564 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18565 mips_gen_fn_4): New typedefs.
18566 (mips_gen_fn_ptrs): Define new union type.
18567 (mips_expand_compare_and_swap_12): Remove declaration.
18568 (mips_expand_atomic_qihi): Declare function.
18569 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18570 (mips_expand_atomic_qihi): ... this. Use new generator function
18572 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18573 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18574 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18575 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18576 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18577 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18578 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18579 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18580 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18581 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18584 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18586 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18589 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18591 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18592 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18593 (avr_attribute_table): Add 'OS_main' function attribute.
18594 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18595 functions with 'OS_main' attribute.
18597 2008-05-20 Richard Guenther <rguenther@suse.de>
18599 PR tree-optimization/35204
18600 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18601 helper, split out from ...
18602 (DFS): ... here. Make the DFS walk non-recursive.
18604 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18605 Jan Sjodin <jan.sjodin@amd.com>
18607 PR tree-optimization/36181
18608 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18609 (parallelize_loops): Don't parallelize when the loop has vector
18612 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18613 Sebastian Pop <sebastian.pop@amd.com>
18615 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18616 matrix, and never look at the tree representation of the memory
18618 (linear_transform_loops): Computes parameters and access matrices.
18619 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18621 (access_matrix_get_index_for_parameter): New.
18622 * tree-data-ref.h (struct access_matrix): New.
18623 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18624 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18625 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18626 am_vector_index_for_loop): New.
18627 (struct data_reference): Add field access_matrix.
18628 (DR_ACCESS_MATRIX): New.
18629 (compute_data_dependences_for_loop): Update declaration.
18630 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18631 * lambda.h (lambda_vector_vec_p): Declared.
18632 * lambda-code.c: Depend on pointer-set.h.
18633 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18634 av_for_af_base, av_for_af, build_access_matrix,
18635 lambda_compute_access_matrices): New.
18636 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18638 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18640 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18641 $SOURCEDIR/include.
18643 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18644 Sebastian Pop <sebastian.pop@amd.com>
18646 PR tree-optimization/36206
18647 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18649 (instantiate_scev_1): Rename flags to fold_conversions.
18650 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18651 outeside instantiation_loop.
18652 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18653 (evolution_function_is_affine_or_constant_p): Removed.
18654 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18656 (analyze_siv_subscript): Pass in the loop nest number.
18657 Call evolution_function_is_affine_in_loop instead of
18658 evolution_function_is_affine_p.
18659 (analyze_overlapping_iterations): Pass in the loop nest number.
18661 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18662 Sebastian Pop <sebastian.pop@amd.com>
18664 PR tree-optimization/36206
18665 * tree-chrec.h (chrec_fold_op): New.
18666 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18669 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18671 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18673 (remove_duplicates): Do not set inode on non-inode systems.
18676 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18678 * config.gcc (tm_file): Update comments about relative pathnames.
18680 2008-05-20 Richard Guenther <rguenther@suse.de>
18682 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18683 * tree-ssa-sccvn.c (process_scc): Likewise.
18684 * tree-ssa-sink.c (execute_sink_code): Likewise.
18685 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18686 * tree-vrp.c (process_assert_insertions): Likewise.
18687 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18688 (perform_tree_ssa_dce): Likewise.
18689 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18690 (dump_dominator_optimization_stats): Likewise.
18691 * tree-vectorizer.c (vectorize_loops): Likewise.
18693 2008-05-20 Richard Guenther <rguenther@suse.de>
18695 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18697 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18699 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18700 (ix86_i386elf_return_in_memory): Likewise.
18701 (ix86_i386interix_return_in_memory): Likewise.
18702 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18703 (SUBTARGET_RETURN_IN_MEMORY): New.
18704 * config/i386/i386elf.h: Likewise.
18705 * config/i386/ptx4-i.h: Likewise.
18706 * config/i386/sol2-10.h: Likewise.
18707 * config/i386/sysv4.h: Likewise.
18708 * config/i386/vx-common.h: Likewise.
18709 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18710 * config/i386/i386.c (ix86_return_in_memory): Made static and
18711 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18712 (ix86_i386elf_return_in_memory): Removed.
18713 (ix86_i386interix_return_in_memory): Removed.
18714 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18715 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18717 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18719 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18721 2008-05-19 Xinliang David Li <davidxl@google.com>
18723 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18725 * common.opt: Ditto.
18726 * doc/invoke.texi: Ditto.
18728 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18730 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18731 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18733 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18735 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18736 sizes of operand array from 8/4 to 4/2.
18737 (ix86_expand_vector_init_general): Change size of operand array
18738 from 32 to 16. Remove op0, op1 and half_mode.
18740 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18742 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18743 (ix86_expand_vector_init_interleave): Likewise.
18744 (ix86_expand_vector_init_general): Use them. Assert
18745 word_mode == SImode when n_words == 4.
18747 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18749 * config/i386/i386.c (ix86_secondary_reload): New static function.
18750 (TARGET_SECONDARY_RELOAD): New define.
18751 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18752 * config/i386/i386.md (reload_outqi): Remove.
18754 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18756 PR middle-end/35509
18757 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18758 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18759 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18760 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18761 (fold_builtin_1): Likewise.
18762 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18763 c-common.c (check_builtin_function_arguments): Handle
18764 BUILT_IN_ISINF_SIGN.
18765 * doc/extend.texi: Document __builtin_isinf_sign.
18766 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18768 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18771 EH cleanup at the end of the pass, search for those that have been
18772 turned into forwarder blocks and do the cleanup on their successor.
18774 2008-05-18 Richard Guenther <rguenther@suse.de>
18776 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18777 pointers to sizetype and vice versa.
18779 2008-05-18 Xinliang David Li <davidxl@google.com>
18781 * gcc/tree-ssa-dce.c: Coding style fix.
18782 (check_pow): Documentation comment.
18783 (check_log): Documenation comment. Coding style fix.
18784 (is_unnecessary_except_errno_call): Ditto.
18785 (gen_conditions_for_pow): Ditto.
18786 (gen_conditions_for_log): Ditto.
18787 (gen_shrink_wrap_conditions): Ditto.
18788 (shrink_wrap_one_built_in_calls): Ditto.
18789 * gcc/doc/invoke.texi: Better documentation string.
18790 * ChangeLog: Fix wrong change log entries from
18791 May 17 checkin on function call DCE.
18793 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18795 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18797 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18799 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18800 * df-problems.c (simulation routines): Fixed block comment to
18801 properly say how to add forwards scanning functions.
18803 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18805 * tree-inline.c (setup_one_parameter): Remove dead code.
18807 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18809 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18810 a BIT_AND_EXPR only for an INTEGER_TYPE.
18812 2008-05-17 Xinliang David Li <davidxl@google.com>
18814 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18815 (check_pow, check_log, is_unnecessary_except_errno_call): New
18816 functions to check for eliminating math functions that are pure
18817 except for setting errno.
18818 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18819 general condition expressions for shrink-wrapping pow/log calls.
18820 (gen_shrink_wrap_conditions): Ditto.
18821 (shrink_wrap_one_built_in_call): Ditto.
18822 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18823 (mark_operand_necessary): If debugging, output if OP is necessary.
18824 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18826 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18828 * gcc/common.opt: New user flag -ftree-builtin-dce.
18829 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18831 2008-05-16 David S. Miller <davem@davemloft.net>
18833 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18834 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18836 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18839 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18841 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18843 * ifcvt.c (dead_or_predicable): Rename
18844 df_simulate_one_insn_backwards to df_simulate_one_insn.
18845 * recog.c (peephole2_optimize): Ditto.
18846 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18848 * df.h: Rename df_simulate_one_insn_backwards to
18849 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18850 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18851 scanning of defs and uses.
18852 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18853 (df_simulate_one_insn_forwards): Removed.
18855 2008-05-16 Doug Kwan <dougkwan@google.com>
18857 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18859 (real_from_string): Handle NaNs and Inf as approriate.
18861 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18863 * doc/gty.texi (Source Files Containing Type Information): Note
18864 that headers should appear first in the gtfiles list.
18866 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18868 * tree.def (COND_EXEC): Properly documented this code.
18870 2008-05-16 Diego Novillo <dnovillo@google.com>
18872 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18873 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18876 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18878 * tree-ssa-dse (max_stmt_uid): Removed.
18879 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18880 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18881 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18882 * function.h (cfun.last_stmt_uid): New field.
18883 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18884 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18886 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18887 (create_stmt_ann): Initialize the ann->uid field.
18888 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18890 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18892 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18894 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18895 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18896 (init_empty_tree_cfg): Call it.
18898 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18900 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18903 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18905 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18906 * tree-dump.c (dump_options): New verbose option.
18907 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18909 * tree-pass.h (TDF_VERBOSE): New dump flag.
18910 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18911 (tree-flow.h): Added include.
18912 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18914 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18916 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18918 From Jie Zhang <jie.zhang@analog.com>
18919 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18920 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18921 mcpu=bf561-none and mcpu=bf561-0.2.
18922 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18923 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18924 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18925 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18926 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18927 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18928 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18930 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18931 (cputype_selected): Remove.
18932 (bfin_handle_option): Don't use cputype_selected.
18933 (override_options): When no mcpu option, enable all workarounds.
18934 Don't use bfin_workarounds.
18935 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18937 (DEFAULT_CPU_TYPE): Don't define.
18939 2008-05-16 Richard Guenther <rguenther@suse.de>
18941 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18942 on deletion of the last stmt.
18944 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18946 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18947 V8HImode for SSE2 and V16QImode for SSE4.1.
18949 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18951 * cgraph.h (compute_inline_parameters): Made public.
18952 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18953 variable_generate_summary, function_write_summary,
18954 variable_write_summary, variable_read_summary. Added generate_summary,
18955 write_summary, read_summary.
18956 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18957 pass_ipa_inline.function_generate_summary, to
18958 compute_inline_parameters.
18959 * ipa-inline.c (compute_inline_parameters): Made public and added
18961 (compute_inline_parameters_for_current): New function.
18962 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18963 (inline_generate_summary): Removed parameter and made to loop over
18965 (pass_ipa_inline): Updated for new IPA_PASS structure.
18966 * passes.c (execute_ipa_summary_passes): Now is called once per
18967 pass rather than once per node*pass.
18969 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18971 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18972 avr_have_mul_p, avr_asm_only_p): Remove variables.
18973 (avr_override_options): Remove initialization of removed variables.
18974 (avr_file_start): Convert removed variables to fields of
18975 'struct base_arch_s *avr_current_arch'.
18976 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18977 (AVR_HAVE_MUL): (Ditto.).
18978 (AVR_HAVE_MOVW): (Ditto.).
18979 (AVR_HAVE_LPMX): (Ditto.).
18980 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18981 avr_asm_only_p): Remove declaration.
18983 2008-05-15 Diego Novillo <dnovillo@google.com>
18985 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18986 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18988 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18990 PR middle-end/36194
18991 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18992 Don't call record_truncated_value from here.
18993 (record_truncated_value): Turn it into a for_each_rtx callback.
18994 (record_truncated_values): New function.
18995 (combine_instructions): Call note_uses with record_truncated_values.
18996 Change name of check_conversion to check_promoted_subreg.
18998 2008-05-15 Janis Johnson <janis187@us.ibm.com>
19000 * doc/sourcebuild.texi: Document support for torture tests.
19002 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19004 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19005 to alternative 4 of operand 2.
19007 2008-05-15 Richard Guenther <rguenther@suse.de>
19009 * tree-pass.h (current_pass): Declare.
19010 (get_pass_for_id): Likewise.
19011 * passes.c (passes_by_id, passes_by_id_size): New globals.
19012 (set_pass_for_id): New function.
19013 (get_pass_for_id): Likewise.
19014 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19015 (execute_function_todo): Flush per function statistics.
19016 * toplev.c (compile_file): Init statistics.
19017 (general_init): Do early statistics initialization.
19018 (finalize): Finish statistics.
19019 * statistics.h (statistics_early_init): Declare.
19020 (statistics_init): Likewise.
19021 (statistics_fini): Likewise.
19022 (statistics_fini_pass): Likewise.
19023 (statistics_counter_event): Likewise.
19024 (statistics_histogram_event): Likewise.
19025 * statistics.c: New file.
19026 * Makefile.in (OBJS-common): Add statistics.o.
19027 (statistics.o): Add dependencies.
19028 * doc/invoke.texi (-fdump-statistics): Document.
19030 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19031 (insert): Likewise.
19032 (execute_pre): Use statistics_counter_event.
19033 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19034 (substitute_and_fold): Increment it. Use statistics_counter_event.
19036 2008-05-15 Diego Novillo <dnovillo@google.com>
19038 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19040 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19041 * tree-ssa-alias.c (new_type_alias): Remove references to
19042 sub-variables from comment.
19043 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19045 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19047 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19048 attribute to 1 only for insertps alternative.
19050 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19052 * config/bfin/bfin.md (loadbytes): New pattern.
19053 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19054 (bfin_init_builtins): Initialize it.
19055 (bdesc_1arg): Add it.
19057 2008-05-15 Sa Liu <saliu@de.ibm.com>
19059 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19060 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19061 * testsuite/lib/target-supports.exp: Add
19062 check_effective_target_fortran_integer_16.
19064 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19066 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19067 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19068 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19069 (TARGET_RETURN_IN_MEMORY): Define.
19071 2008-05-15 Richard Guenther <rguenther@suse.de>
19073 PR middle-end/36244
19074 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19075 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19076 represent unmodifiable vars.
19078 2008-05-15 Richard Guenther <rguenther@suse.de>
19080 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19081 INDIRECT_REF and TARGET_MEM_REF.
19082 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19085 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19086 H.J. Lu <hongjiu.lu@intel.com>
19088 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19089 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19090 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19091 insn alternatives. Add missing alternatives.
19092 (*vec_concatv2di_rex64_sse4_1): Likewise.
19093 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19094 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19095 Require TARGET_SSE.
19097 2008-05-15 Richard Guenther <rguenther@suse.de>
19099 PR tree-optimization/36009
19100 PR tree-optimization/36204
19101 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19102 (determine_invariantness_stmt): Record the loop a store is
19103 always executed in.
19104 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19107 2008-05-15 Richard Guenther <rguenther@suse.de>
19109 PR tree-optimization/34330
19110 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19111 through the pointer will alias the SMT.
19113 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19115 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19117 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19119 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19121 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19122 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19124 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19125 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19126 (vashl_optab): New optab for vector/vector shifts.
19127 (vashr_optab): Ditto.
19128 (vlshr_optab): Ditto.
19129 (vrotl_optab): Ditto.
19130 (vrotr_optab): Ditto.
19131 (optab_subtype): New enum for optab_for_tree_code call.
19132 (optab_for_tree_code): Add enum optab_subtype argument.
19134 * optabs.c (optab_for_tree_code): Take an additional argument to
19135 distinguish between a vector shift by a scalar and vector shift by
19136 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19137 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19138 vector shift by a vector.
19139 (expand_widen_pattern_expr): Pass additional argument to
19140 optab_for_tree_code.
19142 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19143 vrotl_optab, vrotr_optab.
19145 * expr.c (expand_expr_real_1): Update calls to
19146 optab_for_tree_code to distinguish between vector shifted by a
19147 scalar and vector shifted by a vector.
19148 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19149 (supportable_narrowing_operation): Ditto.
19150 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19151 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19152 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19153 (vect_create_epilog_for_reduction): Ditto.
19154 (vectorizable_reduction): Ditto.
19155 (vectorizable_operation): Ditto.
19156 (vect_strided_store_supported): Ditto.
19157 (vect_strided_load_supported): Ditto.
19158 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19159 * expmed.c (expand_shift): Ditto.
19161 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19163 (ashr@var{m}3): Ditto.
19164 (vashl@var{m}3): Document new vector/vector shift standard name.
19165 (vashr@var{m}3): Ditto.
19166 (vlshr@var{m}3): Ditto.
19167 (vrotl@var{m}3): Ditto.
19168 (vrotr@var{m}3): Ditto.
19170 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19171 (PPERM_INVERT): Ditto.
19172 (PPERM_REVERSE): Ditto.
19173 (PPERM_REV_INV): Ditto.
19174 (PPERM_ZERO): Ditto.
19175 (PPERM_ONES): Ditto.
19176 (PPERM_SIGN): Ditto.
19177 (PPERM_INV_SIGN): Ditto.
19178 (PPERM_SRC1): Ditto.
19179 (PPERM_SRC2): Ditto.
19181 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19182 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19183 allows a memory operand to be the value being added, and split it
19184 to improve vectorization.
19185 (sse5_pmacsdqh_mem): Ditto.
19186 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19187 (sse5_mulv2div2di3_high): Ditto.
19188 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19189 (vec_pack_trunc_v4si): Ditto.
19190 (vec_pack_trunc_v2di): Ditto.
19191 (sse5_pcmov_<mode>): Remove code that tried to use use
19192 andps/andnps instead of pcmov.
19193 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19194 pmacsdqh instructions.
19195 (vec_widen_smult_lo_v4si): Ditto.
19197 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19198 (PPERM_INVERT): Ditto.
19199 (PPERM_REVERSE): Ditto.
19200 (PPERM_REV_INV): Ditto.
19201 (PPERM_ZERO): Ditto.
19202 (PPERM_ONES): Ditto.
19203 (PPERM_SIGN): Ditto.
19204 (PPERM_INV_SIGN): Ditto.
19205 (PPERM_SRC1): Ditto.
19206 (PPERM_SRC2): Ditto.
19207 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19209 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19211 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19212 says ignore whether the last reference is a memory operand.
19214 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19215 Paolo Bonzini <bonzini at gnu dot org>
19217 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19220 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19221 (vlshr<mode>3): Rename from vlshr<mode>3.
19222 (vashr<mode>3): Rename from vashr<mode>3.
19223 (mulv4sf3): Change the names of vector shift patterns.
19227 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19230 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19255 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19256 (floatunssidf2_internal): Change vector/vector shift names.
19257 (floatunsdidf2_internal): Ditto.
19264 (vashl<mode>3): Rename from ashl<mode>3.
19265 (vashr<mode>3): Rename from ashr<mode>3.
19266 (vlshr<mode>3): Rename from lshr<mode>3.
19267 (vrotl<mode>3): Rename from rotl<mode>3.
19269 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19272 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19273 multiply gives the wrong value when doing widening multiplies.
19274 (vec_widen_smult_lo_v4si): Ditto.
19276 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19278 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19279 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19280 emit_library_call_value.
19281 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19282 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19283 * calls.c (initialize_argument_information, precompute_arguments,
19284 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19285 (precompute_arguments): Removed flags parameter.
19286 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19288 2008-05-14 Richard Guenther <rguenther@suse.de>
19290 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19291 Make sure to register the store if the use is a PHI_NODE.
19293 2008-05-14 Olivier Hainque <hainque@adacore.com>
19295 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19296 memory if the component is to be referenced in BLKmode according
19297 to get_inner_reference.
19299 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19301 * calls.c (emit_library_call_value_1): Restore code clearing
19302 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19304 2008-05-14 Olivier Hainque <hainque@adacore.com>
19305 Nicolas Roche <roche@adacore.com>
19307 * configure.ac: Add support for a "gcc_subdir" variable in
19308 config-lang.in, to denote a subdirectory where the language/GCC
19309 integration files are to be found.
19310 * configure: Regenerate.
19312 2008-05-14 Ira Rosen <irar@il.ibm.com>
19314 PR tree-optimization/36098
19315 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19316 value for the first load in the group in case of a gap.
19317 (vect_build_slp_tree): Check that there are no gaps in loads.
19319 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19321 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19322 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19323 expand_copysign_bit): Change call to emit_no_conflict_block to
19324 emit_insn and remove unneeded code to construct extra args.
19325 (emit_no_conflict_block): Removed.
19326 * optabls.h: (emit_no_conflict_block): Removed.
19327 * cse.c (cse_extended_basic_block): Remove search for
19328 REG_NO_CONFLICT note.
19329 * global.c: Removed incorrect comment added in revision 117.
19330 * expr.c (convert_move): Change call to emit_no_conflict_block to
19332 * recog.c: Change comments so that they do not mention
19334 * local_alloc.c (combine_regs): Removed last parameter.
19335 (no_conflict_p): Removed.
19336 (block_alloc): Removed note, no_conflict_combined_regno and set
19337 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19338 (combine_regs): Removed already_dead and code to look for
19339 REG_NO_CONFLICT notes.
19340 * lower_subreg (remove_retval_note): Removed code to look for
19341 REG_NO_CONFLICT block.
19342 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19343 (resolve_clobber): Remove code to process libcalls that have
19344 REG_NO_CONFLICT notes.
19345 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19347 * combine.c (can_combine_p, distribute_notes): Removed
19348 REG_NO_CONFLICT case.
19349 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19351 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19352 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19354 * reg-notes.def (NO_CONFLICT): Removed.
19356 2008-05-14 David S. Miller <davem@davemloft.net>
19358 * config/sparc/sparc.c (sparc_profile_hook): If
19359 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19360 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19361 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19363 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19365 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19367 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19370 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19371 and op1 expansion before vector concat to have less live pseudos.
19373 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19375 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19376 ix86_expand_vector_set if supported.
19378 2008-05-13 Diego Novillo <dnovillo@google.com>
19379 Kenneth Zadeck <zadeck@naturalbridge.com>
19381 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19383 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19384 phinodes_print_statistics, init_ssanames, fini_ssanames,
19385 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19386 release_ssa_name, release_defs, replace_ssa_name_symbol,
19387 ssanames_print_statistics): Move ...
19388 * tree-flow.h: ... here.
19389 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19390 Use FN instead of cfun.
19391 (make_ssa_name_fn): Rename from make_ssa_name.
19392 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19393 * tree-flow-inline.h (make_ssa_name): Move from
19394 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19395 * omp-low.c (expand_omp_parallel):
19396 * tree-flow-inline.h (redirect_edge_var_map_result):
19397 * tree-ssa.c (init_tree_ssa): Add argument FN.
19398 Use it instead of cfun. Update all users.
19400 2008-05-13 Tom Tromey <tromey@redhat.com>
19402 PR preprocessor/22168:
19403 * doc/cpp.texi (Top): Update menu.
19404 (Alternatives to Wrapper #ifndef): New node.
19405 (Other Directives): Document deprecation.
19406 (Obsolete Features): Remove menu.
19407 (Assertions): Merge node into Obsolete Features.
19408 (Obsolete once-only headers): Move earlier; rename to Alternatives
19409 to Wrapper #ifndef.
19410 * doc/cppopts.texi: Update.
19411 * c.opt (Wdeprecated): Enable for C and ObjC.
19412 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19413 (C++ Dialect Options): Move -Wno-deprecated from here to...
19414 (Warning Options): ... here.
19416 2008-05-13 Richard Guenther <rguenther@suse.de>
19418 PR middle-end/36227
19419 * fold-const.c (fold_sign_changed_comparison): Do not allow
19420 changes in pointer-ness.
19422 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19425 * config/sh/sh.c (sh_expand_prologue): Don't clear
19426 RTX_FRAME_RELATED_P for push insns.
19428 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19430 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19432 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19434 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19435 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19436 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19438 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19440 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19441 (*vec_concatv4sf_sse): This.
19442 (*sse2_concatv2si): Renamed to ...
19443 (*vec_concatv2si_sse2): This.
19444 (*sse1_concatv2si): Renamed to ...
19445 (*vec_concatv2si_sse): This.
19446 (*vec_concatv2di_rex): Renamed to ...
19447 (*vec_concatv2di_rex64): This.
19448 (*vec_concatv2si_sse4_1): New.
19449 (*vec_concatv2di_rex64_sse4_1): Likewise.
19451 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19453 PR rtl-optimization/36111
19454 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19455 that was created for swappable operands.
19457 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19460 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19461 * configure.ac: Add call to ACX_PROG_GNAT.
19463 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19465 * optc-gen.awk: Fix comment typo.
19467 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19469 * pretty-print.c (pp_integer_with_precision): Use
19470 HOST_LONG_LONG_FORMAT.
19472 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19474 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19476 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19478 * config/i386/i386.c (bdesc_ptest): Removed.
19479 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19480 (bdesc_args): Add __builtin_ia32_ptestz128,
19481 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19482 (ix86_init_mmx_sse_builtins): Updated.
19483 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19484 (ix86_expand_builtin): Updated.
19486 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19488 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19489 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19491 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19493 * value-prof.c (interesting_stringop_to_profile): Do not
19494 return early for BUILT_IN_MEMPCPY.
19496 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19498 * calls.c (expand_call): Don't use callgraph to increase
19499 preferred_stack_boundary.
19501 * cgraph.h (cgraph_rtl_info): Use unsigned on
19502 preferred_incoming_stack_boundary.
19504 * final.c (rest_of_clean_state): Use unsigned on
19505 preferred_stack_boundary.
19507 2008-05-09 Tom Tromey <tromey@redhat.com>
19509 PR preprocessor/22231:
19510 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19513 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19515 PR tree-optimization/36129
19516 * tree-ssa-ccp.c: Include value-prof.h.
19517 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19518 built-in function was folded to a constant.
19519 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19521 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19522 Sebastian Pop <sebastian.pop@amd.com>
19524 * tree-scalar-evolution.c: Document instantiate_scev.
19525 (instantiate_parameters_1): Renamed instantiate_scev_1.
19526 Don't use the same loop for instantiation_loop and evolution_loop.
19527 (instantiate_scev): New.
19528 (instantiate_parameters): Moved...
19529 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19530 same loop twice. Maintains the semantics for this function.
19531 * tree-scalar-evolution.h (instantiate_scev): Declare.
19532 (instantiate_parameters): ...here. Now static inline.
19533 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19534 instead of resolve_mixers.
19536 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19538 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19540 2008-05-09 Tomas Bily <tbily@suse.cz>
19542 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19543 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19544 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19545 * c-common.c (c_common_truthvalue_conversion): Likewise.
19546 * tree-object-size.c (compute_object_offset): Likewise.
19547 * tree-inline.c (estimate_num_insns_1): Likewise.
19548 * varasm.c (const_hash_1, compare_constant, copy_constant)
19549 (compute_reloc_for_constant, output_addressed_constants)
19550 (initializer_constant_valid_p): Likewise.
19551 * c-omp.c (check_omp_for_incr_expr): Likewise.
19552 * gimplify.c (gimplify_expr): Likewise.
19553 * c-typeck.c (c_finish_return): Likewise.
19554 * tree-vectorizer.c (supportable_widening_operation)
19555 (supportable_narrowing_operation): Likewise.
19556 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19557 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19558 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19559 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19560 (descr_info_loc): Likewise.
19561 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19562 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19563 (fold_unary): Likewise.
19564 * builtins.c (get_pointer_alignment): Likewise.
19565 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19566 (instantiate_parameters_1): Likewise.
19567 * tree.c (expr_align, stabilize_reference): Likewise.
19568 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19569 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19570 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19571 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19572 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19573 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19575 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19576 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19577 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19578 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19579 (forward_propagate_comparison)
19580 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19581 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19582 * emit-rtl.c (component_ref_for_mem_expr)
19583 (set_mem_attributes_minus_bitpos): Likewise.
19584 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19585 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19587 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19588 (build_function_call, pointer_diff, build_compound_expr)
19589 (c_finish_return): Likewise.
19590 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19591 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19593 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19594 * expr.c (is_aligning_offset): Likewise.
19595 * tree-ssa-alias.c (is_escape_site): Likewise.
19596 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19597 (check_all_va_list_escapes): Likewise.
19598 * tree-ssa-loop-ivopts.c (determine_base_object)
19599 (determine_common_wider_type): Likewise.
19600 * dojump.c (do_jump): Likewise.
19601 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19602 * tree-gimple.c (is_gimple_cast): Likewise.
19603 * fold-const.c (decode_field_reference)
19604 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19605 (fold_binary): Likewise.
19606 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19607 (already_warned_in_frontend_p): Likewise.
19608 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19609 * tree.c (really_constant_p, get_unwidened): Likewise.
19610 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19611 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19612 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19614 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19616 (CONVERT_EXPR_P): Define.
19617 (CASE_CONVERT): Define.
19619 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19621 PR middle-end/36117
19622 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19623 (delete_unmarked_insns): When deleting a call, call
19624 delete_unreachable_blocks.
19625 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19626 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19628 2008-05-08 Richard Guenther <rguenther@suse.de>
19630 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19631 (-ftree-salias): Likewise.
19632 (salias-max-implicit-fields): Remove param documentation.
19633 (salias-max-array-elements): Likewise.
19634 * tree-pass.h (pass_create_structure_vars): Remove.
19635 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19636 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19637 * tree-ssa-alias.c (create_structure_vars): Remove.
19638 (gate_structure_vars): Likewise.
19639 (pass_create_structure_vars): Likewise.
19640 (gate_build_alias): Likewise.
19641 (pass_build_alias): Adjust to run always and dump the function.
19642 * common.opt (ftree-salias): Hide.
19643 * passes.c (init_optimization_passes): Remove
19644 pass_create_structure_vars, adjust comment.
19645 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19646 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19647 * opts.c (decode_options): Do not set flag_tree_salias.
19648 (common_handle_option): Add OPT_ftree_salias to the backward
19649 compatibility section.
19651 2008-05-08 Richard Guenther <rguenther@suse.de>
19653 * tree-flow-inline.h (var_can_have_subvars): Move ...
19654 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19655 * tree-flow.h (var_can_have_subvars): Remove.
19656 (push_fields_onto_fieldstack): Remove.
19657 (sort_fieldstack): Likewise.
19658 (struct fieldoff): Move ...
19659 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19660 alias_set and base_for_components fields.
19661 (sort_fieldstack): Make static.
19662 (push_fields_onto_fieldstack): Likewise. Remove code that
19663 handles anything but RECORD_TYPEs. Remove alias_set and
19664 base_for_components handling.
19665 (create_variable_info_for): Adjust.
19667 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19669 * common.opt (Wframe-larger-than=): Shorten the help message
19671 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19673 2008-05-08 Rafael Espíndola <espindola@google.com>
19675 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19677 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19678 trap and that both operands are gimple values.
19679 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19680 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19683 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19685 * read-rtl.c (join_c_conditions): Return the first string if the
19686 two strings are equal.
19688 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19690 * gensupport.h (pred_data): Add a "num_codes" field.
19691 (add_predicate_code): Declare.
19692 * gensupport.c (add_predicate_code): New function.
19693 (std_pred_table): Add an "allows_const_p" field.
19694 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19695 Remove the (incomplete) list of such codes from the codes field.
19696 (init_predicate_table): Use add_predicate_code. Add all
19697 RTX_CONST_OBJs if allows_const_p is true.
19698 * genrecog.c (process_define_predicate): Use add_predicate_code.
19700 2008-05-08 David Daney <ddaney@avtrex.com>
19701 Richard Sandiford <rsandifo@nildram.co.uk>
19703 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19704 special case of constant zero operands.
19705 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19706 old and new values. Special case constant zero values.
19707 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19709 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19710 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19712 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19715 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19716 similar RTX_CONST_OBJ before CONST_INT.
19718 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19720 * stmt.c (expand_stack_restore): Change sa mode if needed.
19722 2008-05-08 Richard Guenther <rguenther@suse.de>
19724 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19725 return type to bool.
19726 (ix86_sol10_return_in_memory): Likewise.
19727 (ix86_i386elf_return_in_memory): Likewise.
19728 (ix86_i386interix_return_in_memory): Likewise.
19729 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19730 (ix86_sol10_return_in_memory): Likewise.
19731 (ix86_i386elf_return_in_memory): Likewise.
19732 (ix86_i386interix_return_in_memory): Likewise.
19734 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19737 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19739 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19740 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19743 2008-05-08 Richard Guenther <rguenther@suse.de>
19745 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19746 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19747 (DR_SUBVARS): Remove.
19748 * tree-dfa.c (dump_subvars_for): Remove.
19749 (debug_subvars_for): Likewise.
19750 (dump_variable): Do not dump subvars.
19751 (remove_referenced_var): Do not remove subvars.
19752 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19753 (lookup_subvars_for_var): Remove.
19754 (get_subvars_for_var): Likewise.
19755 (get_subvars_at): Likewise.
19756 (get_first_overlapping_subvar): Likewise.
19757 (overlap_subvar): Likewise.
19758 * tree-flow.h (subvar_t): Remove.
19759 (struct var_ann_d): Remove subvars field.
19760 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19761 argument. Remove special handling of SFTs.
19762 (compute_tag_properties): Likewise.
19763 (set_initial_properties): Likewise.
19764 (compute_call_clobbered): Likewise.
19765 (count_mem_refs): Likewise.
19766 (compute_memory_partitions): Likewise.
19767 (compute_flow_insensitive_aliasing): Likewise.
19768 (setup_pointers_and_addressables): Likewise.
19769 (new_type_alias): Likewise.
19770 (struct used_part): Remove.
19771 (used_portions): Likewise.
19772 (struct used_part_map): Likewise.
19773 (used_part_map_eq): Likewise.
19774 (used_part_map_hash): Likewise.
19775 (free_used_part_map): Likewise.
19776 (up_lookup): Likewise.
19777 (up_insert): Likewise.
19778 (get_or_create_used_part_for): Likewise.
19779 (create_sft): Likewise.
19780 (create_overlap_variables_for): Likewise.
19781 (find_used_portions): Likewise.
19782 (create_structure_vars): Likewise.
19783 * tree.def (STRUCT_FIELD_TAG): Remove.
19784 * tree.h (MTAG_P): Adjust.
19785 (struct tree_memory_tag): Remove base_for_components and
19786 unpartitionable flags.
19787 (struct tree_struct_field_tag): Remove.
19788 (SFT_PARENT_VAR): Likewise.
19789 (SFT_OFFSET): Likewise.
19790 (SFT_SIZE): Likewise.
19791 (SFT_NONADDRESSABLE_P): Likewise.
19792 (SFT_ALIAS_SET): Likewise.
19793 (SFT_UNPARTITIONABLE_P): Likewise.
19794 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19795 (union tree_node): Remove sft field.
19796 * alias.c (get_alias_set): Remove special handling of SFTs.
19797 * print-tree.c (print_node): Remove handling of SFTs.
19798 * tree-dump.c (dequeue_and_dump): Likewise.
19799 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19800 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19801 * tree-predcom.c (set_alias_info): Do not set subvars.
19802 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19803 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19804 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19805 (add_vars_for_offset): Remove.
19806 (add_virtual_operand): Remove special handling of SFTs.
19807 (add_call_clobber_ops): Likewise.
19808 (add_call_read_ops): Likewise.
19809 (get_asm_expr_operands): Likewise.
19810 (get_modify_stmt_operands): Likewise.
19811 (get_expr_operands): Likewise.
19812 (add_to_addressable_set): Likewise.
19813 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19814 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19815 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19816 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19817 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19818 (tree_node_structure): Likewise.
19819 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19821 (find_what_p_points_to): Likewise.
19823 2008-05-08 Sa Liu <saliu@de.ibm.com>
19825 * config/spu/spu.md: Fixed subti3 pattern.
19827 2008-05-08 Richard Guenther <rguenther@suse.de>
19829 PR middle-end/36154
19830 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19831 sure to create a representative for trailing arrays for PTA.
19833 2008-05-08 Richard Guenther <rguenther@suse.de>
19835 PR middle-end/36172
19836 * fold-const.c (operand_equal_p): Two objects which types
19837 differ in pointerness are not equal.
19839 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19841 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19842 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19843 (emit_library_call_value_1): Add new variable fndecl initialized by
19844 NULL_TREE. It should be the decl type of orgfun, but this information
19845 seems not to be available here, so it uses the default calling abi.
19846 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19847 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19848 by TARGET_RETURN_IN_MEMORY.
19849 * config/i386/i386-interix.h: Likewise.
19850 * config/i386/i386.h: Likewise.
19851 * config/i386/i386elf.h: Likewise.
19852 * config/i386/ptx4-i.h: Likewise.
19853 * config/i386/sol2-10.h: Likewise.
19854 * config/i386/sysv4.h: Likewise.
19855 * config/i386/vx-common.h: Likewise.
19856 * config/cris/cris.h: Removed #if 0 clause.
19857 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19858 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19860 (ix86_sol10_return_in_memory): Likewise.
19861 (ix86_i386elf_return_in_memory): New.
19862 (ix86_i386interix_return_in_memory): New.
19863 * config/mt/mt-protos.h (mt_return_in_memory): New.
19864 * config/mt/mt.c: Likewise.
19865 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19866 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19867 * config/bfin/bfin.h: Likewise.
19868 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19870 * config/bfin/bfin.c: Likewise.
19871 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19872 * config/alpha/unicosmk.h: Likewise.
19873 * config/i386/cygming.h: Likewise.
19874 * config/iq2000/iq2000.h: Likewise.
19875 * config/mips/mips.h: Likewise.
19876 * config/mn10300/mn10300.h: Likewise.
19877 * config/rs6000/rs6000.h: Likewise.
19878 * config/score/score.h: Likewise.
19879 * config/spu/spu.h: Likewise.
19880 * config/v850/v850.h: Likewise.
19881 * defaults.h: Likewise.
19882 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19883 * expr.c (emit_block_move): Adjust use of
19884 OUTGOING_REG_PARM_STACK_SPACE.
19885 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19886 OUTGOING_REG_PARM_STACK_SPACE.
19887 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19889 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19891 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19892 on OMP_RETURN for OMP_FOR.
19895 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19896 (fortran_common): New function.
19897 (gen_variable_die): Call fortran_common instead of common_check,
19898 adjust for it returning tree instead of rtx. Formatting.
19900 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19904 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19905 * c-decl.c (merge_decls): Ditto.
19906 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19907 to RTL_CONST_OR_PURE_CALL_P.
19908 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19909 Initialized DECL_LOOPING_CONST_PURE.
19910 (process_call_operands): Set tree_side_effects properly.
19911 * tree.h (TREE_READONLY_DECL_P): Removed.
19912 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19913 (DECL_LOOPING_OR_CONST_P): New macro.
19914 (struct tree_function_decl): Added looping_const_or_pure_p.
19915 (ECF_*) Renumbered.
19916 (ECF_LOOPING_OR_CONST_P): New macro.
19917 * rtlanal.c (pure_const_p): Removed.
19918 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19919 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19920 to RTL_CONST_CALL_P.
19921 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19922 (check_decl, check_tree, check_call, scan_function): Initialize
19924 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19925 (static_execute): Set looping true for recursive functions.
19926 Undo setting state to IPA_NEITHER for recursive functions.
19927 * cse.c (cse_insn):
19928 * ifcvt.c (noce_can_store_speculate_p): Changed
19929 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19930 RTL_CONST_OR_PURE_CALL_P.
19931 * dse.c (scan_insn): Ditto.
19932 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19933 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19934 RTL_CONST_OR_PURE_CALL_P.
19935 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19936 pure_call_p to RTL_CONST_CALL_P.
19937 * gimplify.c (gimplify_call_expr): Clear side effects for
19938 non-looping pure and constant calls.
19939 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19940 (flags_from_decl_or_type): Set ecf flags from decl flags.
19941 (initialize_argument_information): Turn off
19942 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19943 Change const to pure if callee_copies is true rather than just
19945 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19946 way of marking pure calls.
19947 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19948 Remove hack that was supposed to fix pr7335 and remove old
19949 way of marking pure calls.
19950 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19951 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19952 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19953 RTL_CONST_OR_PURE_CALL_P.
19954 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19955 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19956 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19957 * sched-deps.c (schedule_analyze): Ditto.
19958 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19959 return_val field of calls to represent pure and const function info.
19960 (CONST_OR_PURE_CALL_P): Deleted macro.
19961 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19962 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19963 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19965 * tree-optimize.c (execute_fixup_cfg): Added test for
19966 ECF_LOOPING_CONST_OR_PURE.
19967 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19969 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19970 effects for looping pure or const calls.
19971 (verify_gimple_expr): Added verification code.
19972 * config/alpha/alpha.c (alpha_legitimize_address,
19973 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19975 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19976 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19977 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19978 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19979 RTL_CONST_OR_PURE_CALL_P.
19980 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19981 and const calls to be deleted.
19983 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19986 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19987 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19988 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19989 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19990 to handle nonimmediate operands.
19991 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19992 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19993 to handle nonimmediate operands.
19994 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19995 (mmx_pmulhrwv4hi3): New expander. Use
19996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19997 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19998 (sse2_umulv1siv1di3): New expander. Use
19999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20000 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
20001 (mmx_eq<mode>3): New expander. Use
20002 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20003 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
20004 (mmx_uavgv8qi3): New expander. Use
20005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20006 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20007 (mmx_uavgv4hi3): New expander. Use
20008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20010 * config/i386/sse.md
20011 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20012 to handle nonimmediate operands.
20013 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20014 to handle nonimmediate operands.
20015 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20016 to handle nonimmediate operands.
20017 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20018 to handle nonimmediate operands.
20019 (sse2_unpckhpd_exp): New expander. Use
20020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20021 (sse2_unpcklpd_exp): New expander. Use
20022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20023 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20024 to handle nonimmediate operands.
20025 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20026 to handle nonimmediate operands.
20027 (*sse2_<plusminus_insn><mode>3): Rename from
20028 sse2_<plusminus_insn><mode>3 insn pattern.
20029 (sse2_<plusminus_insn><mode>3): New expander. Use
20030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20031 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20032 (sse2_umulv2siv2di3): New expander. Use
20033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20034 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20035 (sse4_1_mulv2siv2di3): New expander. Use
20036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20037 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20038 (sse2_pmaddwd): New expander. Use
20039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20040 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20041 (sse2_eq<mode>3): New expander. Use
20042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20043 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20044 (sse4_1_eqv2di3): New expander. Use
20045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20046 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20047 (sse2_uavgv16qi3): New expander. Use
20048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20049 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20050 (sse2_uavgv16qi3): New expander. Use
20051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20052 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20053 (sse2_uavgv8hi3): New expander. Use
20054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20055 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20056 (ssse3_pmulhrswv8hi3): New expander. Use
20057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20058 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20059 (ssse3_pmulhrswv4hi3): New expander. Use
20060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20062 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20063 (<sse>_vmmul<mode>3): Ditto.
20064 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20066 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20067 (ssse3_pmaddubsw): Ditto.
20069 * config/i386/i386.c (struct_builtin_description)
20070 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20071 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20072 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20073 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20074 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20075 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20076 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20077 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20078 (ix86_fixup_binary_operands): Assert that src1
20079 and src2 must have the same mode when swapped.
20080 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20081 and ix86_binary_operator_ok. Do not force operands in registers
20084 2008-05-07 Jan Hubicka <jh@suse.cz>
20086 * cgraph.c (dump_cgraph_node): Update.
20087 * cgraph.h (cgraph_local_info): Break out inline summary.
20088 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20090 * ipa-inline (inline_summary): New accestor function.
20091 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20092 cgraph_decide_inlining, compute_inline_parameters): Update.
20093 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20095 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20097 Cleanup ColdFire scheduling support and add V4 pipeline model.
20099 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20100 (define_attr cpu): Add cfv4 value.
20101 (define_attr type, define_attr type1): Merge into a single 'type'
20102 attribute. Update all uses.
20103 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20104 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20106 (define_attr opx_mem, define_attr opy_mem): Remove.
20107 (define_attr op_mem): Clean up, update comment.
20108 (define_attr size): Use specific values instead of general int.
20109 (define_attr guess, define_attr split): Remove. Update all uses.
20110 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20111 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20112 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20113 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20114 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20115 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20116 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20117 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20118 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20119 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20120 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20121 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20122 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20123 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20124 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20125 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20126 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20127 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20128 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20129 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20130 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20131 Update or set attributes.
20132 (stack_tie): New fake instruction.
20134 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20135 (m68k_sched_attr_size): Update declaration.
20136 (m68k_sched_attr_type2): Remove.
20137 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20138 Declare new bypass predicates.
20140 * config/m68k/m68k.c (m68k_sched_issue_rate,
20141 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20143 (TARGET_SCHED_ISSUE_RATE,
20144 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20145 (override_options): Handle scheduling for ColdFire V4 core.
20146 (m68k_expand_prologue): Emit stack_tie.
20147 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20148 'OP_TYPE_FPN'. Update all uses.
20149 (sched_guess_p): Remove.
20150 (sched_address_type): Handle symbolic addresses.
20151 (sched_get_operand): New static function.
20152 (sched_operand_type): Merge into sched_attr_op_type.
20153 (sched_attr_op_type): Handle FP registers, handle quick constants,
20155 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20156 (m68k_sched_attr_size): Update. Move logic to ...
20157 (sched_get_attr_size_int): New static function.
20158 (sched_get_opxy_mem_type): New static function.
20159 (m68k_sched_attr_op_mem): Update.
20160 (m68k_sched_attr_type2): Remove.
20161 (sched_cfv4_bypass_data): New static variable.
20162 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20163 (m68k_sched_issue_rate): Implement scheduler hook.
20164 (struct _sched_ib: enabled_p): New field.
20165 (m68k_sched_variable_issue): Update. Handle V4.
20166 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20167 sched_dump_class_func_t, sched_dump_split_class,
20168 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20169 sched_dump_dfa_class, m68k_sched_dump): Remove.
20170 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20172 (m68k_sched_init_global): Remove statisctics dumping, introduce
20173 sanity check that all instructions have pipeline reservations. Handle
20175 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20176 Handle ColdFire V4 core.
20177 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20178 New static functions.
20179 (m68k_sched_address_bypass_p): New bypass predicate.
20180 (sched_get_indexed_address_scale): New static function.
20181 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20183 * cf.md: Update comments.
20184 (define_attr type2): Remove. Use 'type' attribute instead.
20186 (cf_ib): Rename to cfv123_ib. Update all uses.
20187 (cf_oep): Rename to cfv123_oep. Update all uses.
20188 (cf_chr): Rename to cfv123_chr. Update all uses.
20189 (cf_mem): Rename to cfv123_mem. Update all uses.
20190 (cf_mac): Move to more appropriate place.
20191 (cfv123_guess): New automaton and cpu_unit.
20192 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20193 Update uses of 'size' attribute. Handle before reload scheduling.
20194 (cfv123_guess): New dummy reservation for unhandled instructions.
20195 (cfv4_*): Pipeline description of ColdFire V4 core.
20196 (ignore): New reservation to handle 'ignore' type.
20198 2008-05-07 Ian Lance Taylor <iant@google.com>
20200 PR middle-end/36013
20201 * gimplify.c (find_single_pointer_decl_1): Don't look through
20203 (find_single_pointer_decl): Adjust comments.
20205 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20207 PR middle-end/36137
20208 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20209 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20211 PR middle-end/36106
20212 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20213 integral type rather than floating point, then VIEW_CONVERT_EXPR
20214 to the floating point type.
20216 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20218 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20219 TFmode op0 to register.
20221 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20223 * c-decl.c (grokdeclarator): Comment typo.
20225 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20227 * tree-flow.h: Remove prototype for computed_goto_p.
20228 * tree-cfg.c (computed_goto_p): Make static.
20230 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20233 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20234 (contains_aligned_value_p): This. Handle _Decimal128.
20235 (ix86_function_arg_boundary): Only align _Decimal128 to its
20236 natural boundary and handle it properly.
20238 2008-05-06 Martin Jambor <mjambor@suse.cz>
20240 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20241 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20242 (ipcp_method_set_orig_node): Removed.
20243 (ipcp_cval_get_cvalue_type): Removed.
20244 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20245 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20246 (ipcp_cval_set_cvalue_type): Removed.
20247 (ipcp_cval_get_cvalue): Removed.
20248 (ipcp_cval_set_cvalue): Removed.
20249 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20250 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20251 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20252 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20253 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20254 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20255 (ipcp_get_ith_lattice): Changed parameters.
20256 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20257 (ipcp_lattice_from_jfunc): Changed parameters.
20258 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20259 (ipcp_method_cval_print): Added temporary variable info.
20260 (ipcp_redirect): Removed already unused local variable caller.
20261 (ipcp_redirect): New temporary variable orig_callee_info
20262 (ipcp_redirect): Removed newly unused local variable callee.
20263 (ipcp_redirect): Removed (a bit confusing) local variable type.
20264 (ipcp_insert_stage): Added local variable info.
20265 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20267 (ipcp_formal_create): Removed.
20268 (ipcp_method_cval_set): Removed.
20269 (ipcp_propagate_stage): Renamed lattice variables.
20270 (ipcp_method_cval_set_cvalue_type): Removed.
20271 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20272 (ipcp_print_all_lattices): Changed printed strings to refer to
20273 lattices rather than cvals.
20274 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20275 (ipcp_propagate_const): Changed formal parameters.
20276 (build_const_val): Changed formal parameters.
20277 (ipcp_insert_stage): Removed useless variable cvalue
20278 (build_const_val): Changed formal parameters.
20279 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20280 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20281 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20282 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20283 (ipcp_print_func_profile_counts): Changed string from "method" to
20285 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20286 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20287 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20288 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20289 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20290 (ipcp_lat_is_const): Changed parameters and made inline.
20291 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20292 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20293 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20294 the predicate condition directly
20295 (ipcp_propagate_stage): Added local variable args. Removed local
20296 variable callee. (Both are mere code simplifications.)
20297 (ipcp_method_dont_insert_const): Renamed to
20298 ipcp_node_not_modifiable_p.
20299 (ipcp_node_not_modifiable_p): Made inline.
20300 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20301 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20302 (ipcp_print_all_lattices): Removed variable cvalue
20303 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20306 2008-05-06 Olivier Hainque <hainque@adacore.com>
20308 * tree-sra.c (try_instantiate_multiple_fields): Early return
20309 if field has POINTER_TYPE.
20311 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20313 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20314 by using 'q' specifier for instruction.
20315 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20317 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20319 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20320 Change mode of zero_extract from QImode to HImode.
20321 (sign bit tests peepholes): (Ditto.).
20323 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20325 * config/i386/mmx.md: Remove double backslashes from asm templates.
20326 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20327 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20328 to handle nonimmediate operands.
20329 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20330 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20331 to handle nonimmediate operands.
20332 (*mmx_<code>v2sf3_finite): New insn pattern.
20333 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20334 (mmx_<code>v2sf3): New expander. Use
20335 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20336 (mmx_<plusminus_insn><mode>3): New expander. Use
20337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20338 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20339 (mmx_add<mode>3): Removed.
20340 (mmx_ssadd<mode>3): Ditto.
20341 (mmx_usadd<mode>3): Ditto.
20342 (mmx_sub<mode>3): Ditto.
20343 (mmx_sssub<mode>3): Ditto.
20344 (mmx_ussub<mode>3): Ditto.
20345 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20346 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20347 to handle nonimmediate operands.
20348 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20350 (mmx_smulv4hi3_highpart): New expander. Use
20351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20352 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20354 (mmx_umulv4hi3_highpart): New expander. Use
20355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20356 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20357 (mmx_<code>v4hi3): New expander. Use
20358 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20359 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20360 (mmx_<code>v8qi3): New expander. Use
20361 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20362 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20363 (mmx_<code><mode>3): New expander. Use
20364 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20366 2008-05-05 Jan Hubicka <jh@suse.cz>
20368 PR tree-optimization/36118
20369 * passes.c (pass_init_dump_file): Fix dump header.
20371 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20373 PR middle-end/36141
20374 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20375 VCE for function decls.
20377 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20379 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20381 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20383 * config/i386/i386.md (sat_plusminus): New.
20384 (plusminus_insn): Likewise.
20385 (plusminus_mnemonic): Likewise.
20387 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20388 (*<addsub><mode>3_cc_overflow): Renamed to ...
20389 (*<plusminus_insn><mode>3_cc_overflow): This.
20390 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20391 (*<plusminus_insn>si3_zext_cc_overflow): This.
20393 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20394 (<plusminus_insn><mode>3): This.
20395 (*<addsub><mode>3): Renamed to ...
20396 (*<plusminus_insn><mode>3): This.
20397 (<sse>_vm<addsub><mode>3): Renamed to ...
20398 (<sse>_vm<plusminus_insn><mode>3): This.
20399 (sse3_h<addsub>v4sf3): Renamed to ...
20400 (sse3_h<plusminus_insn>v4sf3): This.
20401 (sse3_h<addsub>v2df3): Renamed to ...
20402 (sse3_h<plusminus_insn>v2df3): This.
20403 (<plusminus_insn><mode>3): New.
20404 (*<plusminus_insn><mode>3): Likewise.
20405 (sse2_<plusminus_insn><mode>3): Likewise.
20406 (add<mode>): Removed.
20407 (*add<mode>3): Likewise.
20408 (sse2_ssadd<mode>3): Likewise.
20409 (sse2_usadd<mode>3): Likewise.
20410 (sub<mode>3): Likewise.
20411 (*sub<mode>3): Likewise.
20412 (sse2_sssub<mode>3): Likewise.
20413 (sse2_ussub<mode>3): Likewise.
20415 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20417 * gthr-single.h: Add in required interface elements as per gthr.h.
20418 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20419 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20420 Generalize UNUSED macro.
20421 (__gthread_once): Add.
20422 (__gthread_key_create): Add.
20423 (__gthread_key_delete): Add.
20424 (__gthread_getspecific): Add.
20425 (__gthread_setspecific): Add.
20427 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20429 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20430 the same size types for the indirect reference on the rhs, then
20433 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20435 * config/i386/i386.md
20436 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20437 one insn template instead of template series.
20438 (*xordi_1_rex64): Ditto.
20439 (*xordi_2_rex64): Ditto.
20441 2008-05-05 Ira Rosen <irar@il.ibm.com>
20443 PR tree-optimization/36119
20444 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20447 2008-06-04 Jan Hubicka <jh@suse.cz>
20449 tree-optimization/36100
20450 * tree-pass.h (pass_O0_always_inline): Declare.
20451 * ipa-inline.c (inline_transform): Remove dead code.
20452 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20453 pass_O0_always_inline): New.
20454 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20456 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20458 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20459 mnemonic in this_param move for TARGET_64BIT.
20461 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20463 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20464 (*strmovsi_rex_1): Ditto.
20465 (*strsetsi_1): Ditto.
20466 (*strsetsi_rex_1): Ditto.
20468 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20469 adddicc expanders using SWI mode iterator.
20471 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20474 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20477 2008-05-04 David S. Miller <davem@davemloft.net>
20479 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20480 (sparc*-*-linux*): Use linux.h in tm_file.
20481 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20482 compiler defaulting to 32-bit.
20483 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20485 * config/sparc/linux.h: Remove definitions now obtained
20486 properly from linux.h
20487 * config/sparc/linux64.h: Likewise.
20488 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20489 don't want this setting for 32-bit builds in a biarch compiler.
20490 * doc/install.texi: Add sparc-linux to list of targets
20491 supporting --enable-targets=all.
20493 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20495 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20497 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20499 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20500 after V4SI_FTYPE_V8HI.
20501 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20502 case V4SI_FTYPE_V2DF.
20504 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20506 * doc/invoke.texi (max-flow-memory-locations): Removed.
20507 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20509 2008-05-03 Richard Guenther <rguenther@suse.de>
20511 PR middle-end/34973
20512 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20514 2008-05-02 David S. Miller <davem@davemloft.net>
20516 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20518 2008-05-02 Simon Baldwin <simonb@google.com>
20521 * c-common.h (warn_array_subscript_range): Removed.
20522 * c-common.c (warn_array_subscript_range): Ditto.
20523 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20524 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20526 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20528 * config/i386/i386.c (ix86_special_builtin_type): New.
20529 (bdesc_special_args): Likewise.
20530 (ix86_expand_special_args_builtin): Likewise.
20531 (ix86_init_mmx_sse_builtins): Updated.
20532 (ix86_expand_builtin): Updated.
20533 (ix86_expand_store_builtin): Removed.
20534 (ix86_expand_unop_builtin): Likewise.
20536 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20537 * config/i386/mmintrin.h (__v2sf): Here.
20539 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20541 (_mm_loadl_pi): Likewise.
20542 (_mm_storeh_pi): Replace __v2si with __v2sf.
20543 (_mm_storel_pi): Likewise.
20545 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20546 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20547 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20548 __builtin_ia32_loadlpd.
20550 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20552 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20553 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20554 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20555 (ix86_init_mmx_sse_builtins): Updated.
20556 (ix86_expand_args_builtin): Likewise.
20557 (ix86_expand_builtin): Likewise.
20558 (ix86_expand_unop1_builtin): Renamed to ...
20559 (ix86_expand_unop_vec_merge_builtin): This.
20561 2008-05-01 Jan Hubicka <jh@suse.cz>
20564 * ipa-inline.c (inline_generate_summary): Make static.
20565 (inline_transform): Do not call inlining at -O0; make static.
20566 * passes.c (execute_todo): Add sanity check.
20567 (execute_one_ipa_transform_pass): Execute proper flags.
20569 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20571 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20572 (DECL_NONADDRESSABLE_P): Likewise.
20573 * alias.c (record_component_aliases): Fix comment.
20575 2008-05-01 Simon Baldwin <simonb@google.com>
20577 * c-common.h (warn_array_subscript_range): New function.
20578 * c-common.c (warn_array_subscript_range): Ditto.
20579 * tree-vrp.c (check_array_ref): Corrected code to agree with
20580 comment, ignoring only arrays of size 0 or size 1.
20581 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20583 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20585 * config/i386/i386.c (ix86_builtin_type): Replace
20586 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20587 (bdesc_args): Updated.
20588 (ix86_init_mmx_sse_builtins): Likewise.
20589 (ix86_expand_args_builtin): Likewise.
20591 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20594 * doc/extend.texi: Correct __builtin_ia32_palignr.
20596 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20599 * config/i386/i386.c (bdesc_crc32): Removed.
20600 (ix86_expand_crc32): Likewise.
20601 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20602 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20603 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20604 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20605 UINT_FTYPE_UINT_UCHAR.
20606 (bdesc_args): Updated. Add crc32 builtins.
20607 (ix86_init_mmx_sse_builtins): Updated.
20608 (ix86_expand_args_builtin): Updated to support subreg.
20610 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20612 2008-05-01 Jan Hubicka <jh@suse.cz>
20614 * tree-pass.h (opt_pass): Add IPA_PASS.
20615 (varpool_node, cgraph_node): Forward declare.
20616 (ipa_opt_pass): Define.
20617 (pass_ipa_inline): Turn into ipa_opt_pass.
20618 (pass_apply_inline): Remove.
20619 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20620 (apply_inline): Turn into ....
20621 (inline_transform): ... this one.
20622 (inline_generate_summary): New function.
20623 (pass_apply_inline): Remove.
20624 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20626 (struct function): Add ipa_transforms_to_apply.
20627 * passes.c (register_one_dump_file): Work on IPA_PASS.
20628 (init_optimization_passes): Remove pass_inline_parameters and
20630 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20631 (execute_one_pass) ... here; apply transforms when possible.
20632 (add_ipa_transform_pass, execute_ipa_summary_asses,
20633 execute_one_ipa_transform_pass): New.
20634 (execute_ipa_pass_list): Update for IPA_PASS type.
20636 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20638 * config/i386/i386.c (ix86_builtin_type): Add
20639 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20640 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20641 (bdesc_args): Add SSE4a builtins.
20642 (ix86_init_mmx_sse_builtins): Updated.
20643 (ix86_expand_args_builtin): Likewise.
20644 (ix86_expand_builtin): Likewise.
20646 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20648 * config/i386/i386.c (ix86_builtin_type): Add
20649 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20650 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20651 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20652 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20653 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20654 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20655 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20656 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20657 and DI_FTYPE_DI_DI_INT.
20658 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20659 (ix86_init_mmx_sse_builtins): Updated.
20660 (ix86_expand_args_builtin): Likewise.
20661 (ix86_expand_builtin): Likewise.
20662 (ix86_expand_binop_imm_builtin): Removed.
20664 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20666 2008-04-30 Richard Guenther <rguenther@suse.de>
20668 PR tree-optimization/32921
20669 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20671 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20673 * config/arm/arm.c (arm_unwind_emit): Use
20674 crtl->all_throwers_are_sibcalls instead of
20675 cfun->all_throwers_are_sibcalls.
20676 (arm_output_fn_unwind): Likewise.
20677 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20678 instead of cfun->uses_pic_offset_table.
20679 (frv_expand_prologue): Likewise.
20680 (frv_frame_pointer_required): Likewise.
20681 (frv_expand_fdpic_call): Likewise.
20682 (frv_emit_movsi): Likewise.
20683 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20684 cfun->returns_pcc_struct instead of
20685 current_function_returns_pcc_struct.
20686 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20687 instead of cfun->calls_eh_return.
20688 (m32c_pushm_popm): Likewise.
20689 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20690 "extern" declaration.
20692 2008-04-30 Richard Guenther <rguenther@suse.de>
20694 PR tree-optimization/21636
20695 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20697 (evaluate_stmt): Print the likely value.
20698 (ccp_visit_stmt): Avoid excessive vertical spacing.
20700 2008-04-30 Rafael Espíndola <espindola@google.com>
20702 * builtins.c (fold_call_expr): Return realret.
20703 * tree-ssa-threadedge.c
20704 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20705 __builtin_object_size.
20707 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20709 * gcc.c (wrapper_string): New variable.
20710 (insert_wrapper): New function.
20711 (execute): New option -wrapper.
20712 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20714 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20716 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20717 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20718 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20720 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20721 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20722 config/rs6000/e500crtres64gprctr.asm,
20723 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20724 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20725 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20726 config/rs6000/e500crtsav64gprctr.asm,
20727 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20728 config/rs6000/e500crtsavg64gprctr.asm: New files.
20729 * config/rs6000/t-ppccomm: Add build rules for new files.
20730 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20731 * config/rs6000/t-netbsd: Add build rules for new files.
20732 (LIB2FUNCS_STATIC_EXTRA): New variable.
20733 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20734 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20735 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20737 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20739 * config/i386/i386.c (ix86_builtin_type): Add
20740 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20741 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20742 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20743 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20744 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20745 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20746 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20747 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20748 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20749 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20750 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20751 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20752 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20753 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20754 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20755 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20756 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20757 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20758 V1DI_FTYPE_V2SI_V2SI.
20759 (bdesc_2arg): Moved to ...
20760 (bdesc_args): Here.
20761 (ix86_init_mmx_sse_builtins): Updated.
20762 (ix86_expand_args_builtin): Updated. Take a pointer
20763 to const struct builtin_description. Handle comparison
20765 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20766 (ix86_expand_builtin): Updated.
20768 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20769 (ssse3_pmaddubsw128): This.
20770 (ssse3_pmaddubswv4hi3): Renamed to ...
20771 (ssse3_pmaddubsw): This.
20773 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20774 (__builtin_ia32_packssdw128): Likewise.
20775 (__builtin_ia32_packuswb128): Likewise.
20776 (__builtin_ia32_pmaddubsw): Likewise.
20777 (__builtin_ia32_pmaddubsw128): Likewise.
20779 2008-04-30 Richard Guenther <rguenther@suse.de>
20781 PR tree-optimization/14847
20782 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20783 (recognize_bits_test): Use it.
20784 (recognize_single_bit_test): Likewise.
20786 2008-04-30 Martin Jambor <mjambor@suse.cz>
20788 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20789 instead of setting number of formal parameters to zero.
20790 (ipcp_init_stage): Do not set the number of actual parameters to zero
20792 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20793 which are called with variable number of arguments.
20794 (ipcp_insert_stage): Explicitely skipping all nodes which are
20795 called with variable number of arguments.
20796 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20797 number of parameters.
20799 * ipa-prop.h (struct ipa_node_params): Added flag
20800 called_with_var_arguments
20801 (ipa_set_param_count): Added. Changed sole setter to use it.
20802 (ipa_get_param_count): Added. All readers of param_count
20803 converted to use it instead.
20804 (ipa_set_called_with_variable_arg): Added.
20805 (ipa_is_called_with_var_arguments): Added.
20806 (ipa_get_ith_param): Added. All readers of param_decls converted
20808 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20810 (ipa_get_cs_argument_count): Added, all readers of argument_count
20812 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20815 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20816 (struct ipcp_lattice): Renamed cval_type to type
20817 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20819 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20820 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20821 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20822 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20823 (build_const_val): Changed the type of parameter cvalue to tree
20824 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20825 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20827 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20830 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20831 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20832 (ipa_add_method): Renamed to ipa_push_func_to_list
20833 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20834 (ipa_callsite_param_count): Removed.
20835 (ipa_callsite_param_count_set): Removed.
20836 (ipa_callsite_param): Removed.
20837 (ipa_callsite_callee): Removed.
20838 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20839 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20840 (ipa_method_formal_count): Removed.
20841 (ipa_method_formal_count_set): Removed.
20842 (ipa_method_get_tree): Removed.
20843 (ipa_method_tree_map_create): Removed.
20844 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20845 (ipa_create_param_decls_array): Creates the array itself
20846 (ipa_create_param_decls_array): Temporary variable info instead of
20847 a few dereferences.
20848 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20849 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20850 (get_type): Removed.
20851 (ipa_jf_get_info_type): Removed.
20852 (ipa_node_create): Renamed to ipa_create_node_params
20853 (ipa_free): Renamed to ipa_free_all_node_params
20854 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20855 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20856 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20857 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20858 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20859 ipa_free_all_edge_args
20860 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20861 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20862 (ipa_create_methodlist_node): Removed.
20863 (ipa_methodlist_method): Removed.
20864 (ipa_methodlist_method_set): Removed.
20865 (ipa_methodlist_next_method): Removed.
20866 (ipa_methodlist_next_method_set): Removed.
20867 (ipa_method_is_modified): Removed.
20868 (ipa_method_modify_create): Removed.
20869 (ipa_method_modify_init): Temporary variable info instead of a few
20871 (ipa_detect_param_modifications): Temporary variable info instead of
20872 a few dereferences.
20873 (ipa_compute_jump_functions): Temporary variable info instead of
20874 a few dereferences.
20875 (ipa_method_modify_set): Removed.
20876 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20877 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20878 than craph_node as the first parameter.
20879 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20880 (ipa_method_modify_init): Removed.
20881 (ipa_compute_jump_functions): Added a temp variable instead of
20882 repeatadly dereferencing the cgraph_edge.aux pointer
20883 (ipa_callsite_param_set_type): Removed.
20884 (ipa_compute_jump_functions): i renamed to index and moved to
20886 (ipa_callsite_param_set_info_type_formal): Removed.
20887 (ipa_callsite_param_set_info_type): Removed.
20888 (ipa_callsite_param_map_create): Removed.
20889 (ipa_callsite_tree): Removed.
20890 (ipa_callsite_caller): Removed.
20891 (ipa_pop_func_from_list): return_method removed to return_func
20893 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20894 prefixed all values with IPA_. Changed all users.
20895 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20896 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20897 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20898 (union parameter_info): Renamed to jump_func_value.
20899 (union jump_func_value): Renamed value to constant
20900 (struct ipa_jump_func): Renamed info_type to value
20901 (struct ipa_node): Renamed to ipa_node_params
20902 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20903 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20904 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20905 (struct ipa_edge): Renamed to ipa_edge_args
20906 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20907 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20908 (struct ipa_methodlist): Renamed to ipa_func_list
20909 (struct ipa_func_list): method_p renamed to node, next_method
20911 (ipa_methodlist_p): Removed, switched all users to struct pointer
20912 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20914 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20916 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20917 (rs6000_emit_epilogue): Use backchain to restore only when we
20918 have a large frame. Make use of frame pointer to restore if we
20919 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20921 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20923 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20924 Add mode to zero_extract.
20925 (sign bit tests peepholes): (Ditto.).
20927 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20929 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20930 Instructions in comments with SSE3.
20931 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20932 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20933 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20934 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20935 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20936 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20937 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20938 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20939 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20940 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20941 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20942 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20943 (bdesc_sse_args): Renamed to ...
20944 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20945 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20946 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20947 IX86_BUILTIN_FABSQ.
20948 (bdesc_1arg): Moved to ...
20949 (bdesc_args): Here.
20950 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20951 Instructions in comments with SSE3.
20952 (ix86_expand_sse_operands_builtin): Renamed to ...
20953 (ix86_expand_args_builtin): This. Updated.
20954 (ix86_expand_unop1_builtin): Update comments.
20955 (ix86_expand_builtin): Updated.
20957 2008-04-29 Richard Guenther <rguenther@suse.de>
20959 PR tree-optimization/36078
20960 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20961 Update virtual SSA form after cleaning up the CFG.
20963 2008-04-29 Richard Guenther <rguenther@suse.de>
20965 PR middle-end/15255
20966 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20968 2008-04-29 Richard Guenther <rguenther@suse.de>
20970 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20971 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20972 (compute_flow_insensitive_aliasing): Do not treat
20973 PTR_IS_REF_ALL pointers special.
20974 (get_smt_for): Likewise.
20975 (may_alias_p): Re-structure.
20976 (is_escape_site): A ref-all pointer conversion is not an escape site.
20977 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20978 PTR_IS_REF_ALL pointers special.
20979 * tree-ssa-structalias.h (struct alias_info): Remove
20980 ref_all_symbol_mem_tag field.
20981 (PTR_IS_REF_ALL): Remove.
20983 2008-04-29 Richard Guenther <rguenther@suse.de>
20985 PR middle-end/36077
20986 * fold-const.c (extract_muldiv_1): In combining division constants
20987 make sure to never overflow.
20989 2008-04-29 Nick Clifton <nickc@redhat.com>
20991 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20993 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20996 * optc-gen.awk: Work around HP-UX/IA awk bug.
20998 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
21000 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
21003 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21006 * config/i386/i386.md
21007 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21008 Change operand 1 predicate to nonimmediate_operand.
21010 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21013 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21015 * gengtype.c (walk_type, write_func_for_structure): Handle
21017 * doc/gty.texi: Document chain_circular.
21019 2008-04-28 Richard Guenther <rguenther@suse.de>
21021 PR tree-optimization/36066
21022 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21025 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21028 * config/i386/i386.md
21029 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21030 Use match_scratch instead of match_operand for operands 3 and 4.
21032 2008-04-27 Richard Guenther <rguenther@suse.de>
21034 PR tree-optimization/18754
21035 PR tree-optimization/34223
21036 * tree-pass.h (pass_complete_unrolli): Declare.
21037 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21038 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21039 Rewrite loop into loop closed SSA form if it is not already.
21040 (tree_unroll_loops_completely): Re-structure to iterate over
21041 innermost loops with intermediate CFG cleanups.
21042 Unroll outermost loops only if requested or the code does not grow
21044 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21045 loops are available.
21046 (tree_vectorize): Instead do so here.
21047 (tree_complete_unroll): Also unroll outermost loops.
21048 (tree_complete_unroll_inner): New function.
21049 (gate_tree_complete_unroll_inner): Likewise.
21050 (pass_complete_unrolli): New pass.
21051 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21052 uses outside of the loop.
21053 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21054 form if it is available.
21055 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21056 * passes.c (init_optimization_passes): Schedule complete inner
21057 loop unrolling pass before the first CCP pass after final inlining.
21059 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21061 * targhooks.h (default_emutls_var_fields,
21062 default_emutls_var_init): Declare.
21063 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21064 * target.h (struct gcc_target): Add struct emutls member.
21065 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21066 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21067 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21068 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21069 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21070 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21071 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21072 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21073 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21074 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21075 emit debug information.
21076 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21077 * varasm.c: Include targhooks.h.
21078 (emutls_object_section, emutls_tmpl_section): New.
21079 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21080 (EMUTLS_SEPARATOR): New.
21081 (prefix_name): New.
21082 (get_emutls_object_name): New.
21083 (default_emutls_var_fields): New, broken out of ...
21084 (get_emutls_object_type): ... here. Adjust to use target hooks.
21085 (get_emutls_init_templ_addr): Adjust to use target hooks.
21086 (emutls_decl): Adjust to use target hooks.
21087 (emutls_finish): Likewise.
21088 (default_emutls_var_init): New, broken out of ...
21089 (assemble_variable): ... here. Adjust to use target hooks.
21090 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21091 SECCAT_EMUTLS_TMPL.
21092 * c-common.c (handle_section_attribute): Prevent overriding
21093 sections for emulated tls with special sections.
21094 * config/i386/i386.c (x86_64_elf_select_section): Add
21095 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21096 (x86_64_elf_unique_section): Likewise.
21097 * config/vxworks.c: Include tree.h.
21098 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21099 (vxworks_override_options): Set TLS scheme.
21100 * doc/tm.texi (Emulated TLS): New node.
21102 2008-04-26 Simon Baldwin <simonb@google.com>
21105 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21106 with propagated string constants.
21108 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21110 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21111 constraint for operand 2 when operand 0 is memory operand.
21112 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21113 operand 0 is memory operand.
21114 (fix_trunc<mode>_i387_with_temp): Ditto.
21115 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21116 operand 2 when operand 1 is memory operand.
21117 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21118 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21119 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21120 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21121 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21122 operands 2,3 and 4 when operand 1 is memory operand.
21123 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21125 (fistdi2_floor_with_temp): Ditto.
21126 (fist<mode>2_floor_with_temp): Ditto.
21127 (fistdi2_ceil_with_temp): Ditto.
21128 (fist<mode>2_ceil_with_temp): Ditto.
21129 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21131 2008-04-26 David Daney <ddaney@avtrex.com>
21133 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21135 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21136 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21137 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21138 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21139 (compare_and_swap_12): New insn.
21140 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21141 * config/mips/mips.c (mips_force_binary): New function.
21142 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21143 (mips_expand_compare_and_swap_12): New function.
21144 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21146 2008-04-25 Jan Hubicka <jh@suse.cz>
21149 * cfgexpand.c (pass_expand): Turn into RTL pass.
21150 * passes.c (execute_one_pass): Do pass typechecking after execution.
21151 * tree-pass.h (pass_expand): Turn into RTL pass.
21153 * function.h (struct rtl_data): Move here fields
21154 accesses_prior_frames, calls_eh_return, saves_all_registers,
21155 has_nonlocal_goto, has_asm_statement, is_thunk,
21156 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21157 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21158 arg_pointer_save_area_init from struct function; turn into bool.
21159 (struct function): Move
21160 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21161 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21162 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21163 tail_call_emit, arg_pointer_save_area_init
21164 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21165 (current_function_returns_struct, current_function_returns_pcc_struct,
21166 current_function_calls_setjmp, current_function_calls_alloca,
21167 current_function_accesses_prior_frames,
21168 current_function_calls_eh_return, current_function_is_thunk,
21169 current_function_stdarg, current_function_profile,
21170 current_function_limit_stack, current_function_uses_pic_offset_table,
21171 current_function_uses_const_pool, current_function_has_nonlocal_label,
21172 current_function_saves_all_registers,
21173 current_function_has_nonlocal_goto,
21174 current_function_has_asm_statement): Remove accesor macros.
21175 * ra-conflict.c (global_conflicts): Update.
21176 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21177 (suitable_for_tail_call_opt_p): Update.
21178 * builtins.c (expand_builtin_return_addr): Update.
21179 (expand_builtin_setjmp_setup): Update.
21180 (expand_builtin_nonlocal_goto): Update.
21181 * final.c (final_start_function): Update.
21182 (profile_function): Update.
21183 (leaf_function_p): Update.
21184 (only_leaf_regs_used): Update.
21185 * df-scan.c (df_get_exit_block_use_set): Update.
21186 * dojump.c (clear_pending_stack_adjust): Update.
21187 * tree-stdarg.c (gate_optimize_stdarg): Update.
21188 * gimple-low.c (lower_function_body): Update.
21189 * global.c (compute_regsets): Update.
21190 (global_alloc): Update.
21191 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21192 * expr.c (expand_assignment): Update.
21193 * dse.c (dse_step0): Update.
21194 (dse_step1): Update.
21195 * c-decl.c (store_parm_decls): Update.
21196 * local-alloc.c (combine_regs): Update.
21197 (find_free_reg): Update.
21198 * function.c (assign_parms_augmented_arg_list): Update.
21199 (assign_parm_find_data_types): Update.
21200 (assign_parms): Update.
21201 (allocate_struct_function): Update.
21202 (expand_function_start): Update.
21203 (expand_function_end): Update.
21204 (get_arg_pointer_save_area): Update.
21205 (thread_prologue_and_epilogue_insns): Update.
21206 (rest_of_match_asm_constraints): Update.
21207 * stor-layout.c (variable_size): Update.
21208 * gcse.c (gcse_main): Update.
21209 (bypass_jumps): Update.
21210 * gimplify.c (gimplify_function_tree): Update.
21211 * calls.c (emit_call_1): Update.
21212 (expand_call): Update.
21213 * bt-load.c (compute_defs_uses_and_gen): Update.
21214 * except.c (sjlj_assign_call_site_values): Update.
21215 (sjlj_emit_function_enter): Update.
21216 (can_throw_external): Update.
21217 (set_nothrow_function_flags): Update.
21218 (expand_builtin_unwind_init): Update.
21219 (expand_eh_return): Update.
21220 (convert_to_eh_region_ranges): Update.
21221 (output_function_exception_table): Update.
21222 * emit-rtl.c (gen_tmp_stack_mem): Update.
21223 * cfgexpand.c (expand_used_vars): Update.
21224 (tree_expand_cfg): Update.
21225 * cfgcleanup.c (rest_of_handle_jump): Update.
21226 * explow.c (allocate_dynamic_stack_space): Update.
21227 * varasm.c (assemble_start_function): Update.
21228 (force_const_mem): Update.
21229 (mark_constant_pool): Update.
21230 * tree-optimize.c (tree_rest_of_compilation): Update.
21231 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21232 * tree-cfg.c (notice_special_calls): Update.
21233 (is_ctrl_altering_stmt): Update.
21234 (tree_can_make_abnormal_goto): Update.
21235 (tree_purge_dead_abnormal_call_edges): Update.
21236 * config/alpha/predicates.md: Update.
21237 * config/alpha/alpha.c (alpha_sa_mask): Update.
21238 (alpha_sa_size): Update.
21239 (alpha_does_function_need_gp): Update.
21240 (alpha_expand_prologue): Update.
21241 (alpha_start_function): Update.
21242 (alpha_output_function_end_prologue): Update.
21243 (alpha_expand_epilogue): Update.
21244 * config/frv/frv.c (frv_stack_info): Update.
21245 (frv_expand_epilogue): Update.
21246 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21247 (s390_register_info): Update.
21248 (s390_frame_info): Update.
21249 (s390_init_frame_layout): Update.
21250 (s390_can_eliminate): Update.
21251 (save_gprs): Update.
21252 * config/spu/spu.c (spu_split_immediate): Update.
21253 (need_to_save_reg): Update.
21254 (spu_expand_prologue): Update.
21255 (spu_expand_epilogue): Update.
21256 * config/sparc/sparc.md: Update.
21257 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21258 (sparc_tls_got): Update.
21259 (legitimize_pic_address): Update.
21260 (sparc_emit_call_insn): Update.
21261 (sparc_expand_prologue): Update.
21262 (output_return): Update.
21263 (print_operand): Update.
21264 (sparc_function_ok_for_sibcall): Update.
21265 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21266 * config/m32r/m32r.md: Update.
21267 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21268 (m32r_compute_frame_size): Update.
21269 (m32r_expand_prologue): Update.
21270 (m32r_expand_epilogue): Update.
21271 (m32r_legitimize_pic_address): Update.
21272 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21273 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21274 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21275 (gen_push): Update.
21276 (ix86_save_reg): Update.
21277 (ix86_compute_frame_layout): Update.
21278 (ix86_expand_prologue): Update.
21279 (ix86_expand_epilogue): Update.
21280 * config/sh/sh.c (output_stack_adjust): Update.
21281 (calc_live_regs): Update.
21282 (sh5_schedule_saves): Update.
21283 (sh_expand_prologue): Update.
21284 (sh_expand_epilogue): Update.
21285 (sh_setup_incoming_varargs): Update.
21286 (sh_allocate_initial_value): Update.
21287 (sh_get_pr_initial_val): Update.
21288 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21289 * config/sh/sh.md (label:): Update.
21290 * config/avr/avr.c (out_movhi_mr_r): Update.
21291 * config/crx/crx.h (enum): Update.
21292 * config/xtensa/xtensa.h (along): Update.
21293 * config/stormy16/stormy16.c Update.
21294 (xstormy16_compute_stack_layout): Update.
21295 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21296 (fr30_expand_prologue): Update.
21297 * config/cris/cris.c (cris_conditional_register_usage): Update.
21298 (cris_reg_saved_in_regsave_area): Update.
21299 (cris_initial_frame_pointer_offset): Update.
21300 (cris_simple_epilogue): Update.
21301 (cris_expand_prologue): Update.
21302 (cris_expand_epilogue): Update.
21303 (cris_expand_pic_call_address): Update.
21304 (cris_asm_output_symbol_ref): Update.
21305 (cris_asm_output_label_ref): Update.
21306 * config/cris/cris.md Update.
21307 * config/iq2000/iq2000.c (compute_frame_size): Update.
21308 (iq2000_expand_epilogue): Update.
21309 * config/mt/mt.h (save_direction): Update.
21310 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21311 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21312 (ia64_secondary_reload_class): Update.
21313 * config/m68k/m68k.c (m68k_save_reg): Update.
21314 (m68k_expand_prologue): Update.
21315 (m68k_expand_epilogue): Update.
21316 (legitimize_pic_address): Update.
21317 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21318 (first_reg_to_save): Update.
21319 (first_altivec_reg_to_save): Update.
21320 (compute_vrsave_mask): Update.
21321 (compute_save_world_info): Update.
21322 (rs6000_stack_info): Update.
21323 (spe_func_has_64bit_regs_p): Update.
21324 (rs6000_ra_ever_killed): Update.
21325 (rs6000_emit_eh_reg_restore): Update.
21326 (rs6000_emit_allocate_stack): Update.
21327 (rs6000_emit_prologue): Update.
21328 (rs6000_emit_epilogue): Update.
21329 (rs6000_output_function_epilogue): Update.
21330 (output_profile_hook): Update.
21331 (rs6000_elf_declare_function_name): Update.
21332 * config/rs6000/rs6000.h (rs6000_args): Update.
21333 * config/rs6000/rs6000.md: Update.
21334 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21335 * config/arc/arc.c (arc_output_function_epilogue): Update.
21336 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21337 * config/darwin.c (machopic_function_base_name): Update.
21338 * config/score/score3.c (score3_compute_frame_size): Update.
21341 (score3_epilogue): Update.
21342 * config/score/score7.c (score7_compute_frame_size): Update.
21343 (score7_prologue): Update.
21344 (score7_epilogue): Update.
21345 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21346 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21347 * config/arm/arm.c (use_return_insn): Update.
21348 (require_pic_register): Update.
21349 (arm_load_pic_register): Update.
21350 (arm_compute_save_reg0_reg12_mask): Update.
21351 (arm_compute_save_reg_mask): Update.
21352 (thumb1_compute_save_reg_mask): Update.
21353 (output_return_instruction): Update.
21354 (arm_output_function_prologue): Update.
21355 (arm_output_epilogue): Update.
21356 (arm_get_frame_offsets): Update.
21357 (arm_expand_prologue): Update.
21358 (thumb_pushpop): Update.
21359 (thumb_exit): Update.
21360 (thumb1_expand_prologue): Update.
21361 (thumb1_expand_epilogue): Update.
21362 (arm_unwind_emit): Update.
21363 (arm_output_fn_unwind): Update.
21364 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21365 * config/arm/arm.md: Update.
21366 * config/pa/pa.md: Update.
21367 * config/pa/pa.c (legitimize_pic_address): Update.
21368 (compute_frame_size): Update.
21369 (hppa_expand_prologue): Update.
21370 (hppa_expand_epilogue): Update.
21371 (borx_reg_operand): Update.
21372 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21373 (HARD_REGNO_RENAME_OK): Update.
21374 * config/mips/mips.c (mips_global_pointer): Update.
21375 (mips_save_reg_p): Update.
21376 (mips_compute_frame_info): Update.
21377 (mips_frame_pointer_required): Update.
21378 (mips_expand_prologue): Update.
21379 (mips_expand_epilogue): Update.
21380 (mips_can_use_return_insn): Update.
21381 (mips_reorg_process_insns): Update.
21382 * config/v850/v850.c (compute_register_save_size): Update.
21383 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21384 * config/mmix/mmix.c (along): Update.
21385 (mmix_expand_epilogue): Update.
21386 * config/bfin/bfin.c (legitimize_pic_address): Update.
21387 (must_save_p): Update.
21388 (stack_frame_needed_p): Update.
21389 (add_to_reg): Update.
21390 (bfin_expand_prologue): Update.
21391 * stmt.c (expand_asm_operands): Update.
21392 * reload1.c (reload): Update.
21393 (init_elim_table): Update.
21395 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21397 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21399 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21401 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21402 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21403 (mov<mode>): Removed.
21404 (*movv4sf_internal): Likewise.
21405 (*movv2df_internal): Likewise.
21407 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21409 * config.gcc (crx-*-elf): Remove deprecation.
21411 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21413 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21414 __gcc_deregister_frame with atexit.
21415 (deregister_frame_dtor): Remove.
21417 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21418 Nathan Sidwell <nathan@codesourcery.com>
21420 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21422 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21423 (rs6000_isel): Likewise.
21424 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21425 (rs6000_isel): New variable.
21426 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21428 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21431 * c-common.c (handle_vector_size_attribute): Call
21432 lang_hooks.types.reconstruct_complex_type instead of
21433 reconstruct_complex_type.
21434 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21435 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21436 * langhooks.h (struct lang_hooks_for_types): Add
21437 reconstruct_complex_type hook.
21438 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21439 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21441 2008-04-24 Richard Guenther <rguenther@suse.de>
21443 * c-common.h (check_builtin_function_arguments): Declare.
21444 * c-common.c (validate_nargs): New function.
21445 (check_builtin_function_arguments): Likewise.
21446 * c-typeck.c (build_function_call): Call
21447 check_builtin_function_arguments.
21448 * builtins.c (fold_builtin_classify): Remove error reporting code.
21449 (fold_builtin_unordered_cmp): Likewise.
21450 (fold_builtin_1): Likewise.
21451 (fold_builtin_n): Likewise.
21453 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21455 PR tree-optimization/36008
21456 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21457 the original op1, rather than delta by step.
21459 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21460 Sebastian Pop <sebastian.pop@amd.com>
21462 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21463 eliminate_local_variables_stmt, eliminate_local_variables,
21464 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21465 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21466 of code delimited by two edges in the CFG.
21467 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21468 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21469 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21470 the case of parallelisation of reductions.
21471 (expr_invariant_in_region_p): New.
21473 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21474 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21476 2008-04-24 Ira Rosen <irar@il.ibm.com>
21477 Richard Guenther <rguenther@suse.de>
21479 PR tree-optimization/36034
21480 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21481 incapable of dealing with loads with gaps.
21483 2008-04-24 Rafael Espíndola <espindola@google.com>
21485 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21486 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21487 vrp_evaluate_conditional.
21488 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21489 (vrp_evaluate_conditional): Split the cond argument.
21490 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21491 (simplify_stmt_for_jump_threading): Update call to
21492 vrp_evaluate_conditional.
21494 2008-04-24 Ira Rosen <irar@il.ibm.com>
21496 PR tree-optimization/35982
21497 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21498 interleaved data-refs are of the same type.
21500 2008-04-24 Danny Smith <dannysmith@users.net>
21502 * c-format.c (check_format_info_main): Use strncmp rather than a
21503 magic prefix to handle multichar length specs.
21504 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21505 Don't prefix "I64" and "I32" with '\0'.
21507 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21510 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21511 in registers for -m32 only if stdarg_p (fntype).
21513 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21515 PR rtl-optimization/36006
21516 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21517 temp to op0 in order to avoid invalid rtx sharing.
21519 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21521 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21522 check TREE_INVARIANT.
21523 * tree-gimple.c (is_gimple_address): New.
21524 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21525 * tree-gimple.h (is_gimple_address): New.
21526 * tree.h (decl_address_invariant_p): New.
21527 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21528 (build_string): Likewise.
21529 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21530 (tree_invariant_p_1): Likewise.
21531 (save_expr): Use it.
21532 (tree_invariant_p): New.
21533 (skip_simple_arithmetic): Use it.
21534 (stabilize_reference_1): Use it.
21535 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21537 (build1_stat): Drop code to compute TREE_INVARIANT.
21538 (build2_stat): Drop code to compute TREE_INVARIANT.
21539 (build3_stat): Drop code to compute TREE_INVARIANT.
21540 (build4_stat): Drop code to compute TREE_INVARIANT.
21541 (build5_stat): Drop code to compute TREE_INVARIANT.
21542 (build7_stat): Drop code to compute TREE_INVARIANT.
21543 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21544 * tree.h (struct tree_base): Remove invariant_flag.
21545 (TREE_INVARIANT): Remove.
21546 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21547 (fold_builtin_expect): Check TREE_CONSTANT.
21548 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21549 * c-tree.h (c_expr_to_decl): Drop third parameter.
21550 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21551 (build_c_cast): Don't set TREE_INVARIANT.
21552 (pop_init_level): Don't set TREE_INVARIANT.
21553 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21554 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21556 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21557 (gimplify_addr_expr): Adjust comment.
21558 * tree-mudflap.c (mf_build_string):
21559 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21560 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21561 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21562 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21563 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21564 * langhooks.h (struct lang_hooks): Drop third parameter from
21567 2008-04-23 Richard Guenther <rguenther@suse.de>
21569 PR tree-optimization/27799
21570 PR tree-optimization/32921
21571 PR tree-optimization/32624
21572 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21573 SMTs aliases and the tag itself into the solution.
21574 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21575 merge the points-to solution back into the SMT aliases.
21576 (may_alias_p): Use alias_set_subset_of instead of
21577 aliases_conflict_p. A pointer which points to
21578 memory with alias set zero may access any variable.
21580 2008-04-23 Richard Guenther <rguenther@suse.de>
21582 * alias.c (alias_set_subset_of): Correctly handle asking
21583 if zero is a subset of an alias set with zero child.
21584 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21585 (compute_flow_insensitive_aliasing): Correctly walk all
21586 pointers. Do not unnecessarily union sets.
21588 2008-04-23 Richard Guenther <rguenther@suse.de>
21590 PR middle-end/36021
21591 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21593 2008-04-22 Tomas Bily <tbily@suse.cz>
21595 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21597 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21599 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21600 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21601 * tree-inline.c (estimate_num_insns_1): Likewise.
21602 * varasm.c (const_hash_1, compare_constant, copy_constant)
21603 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21604 * emit-rtl.c (component_ref_for_mem_expr)
21605 (set_mem_attributes_minus_bitpos): Likewise.
21606 * expr.c (highest_pow2_factor, expand_expr_real_1)
21607 (is_aligning_offset): Likewise.
21608 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21609 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21610 * dojump.c (do_jump): Likewise.
21611 * builtins.c (get_pointer_alignment, get_memory_rtx)
21612 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21613 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21615 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21617 PR rtl-optimization/36017
21618 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21619 expanding the library call.
21621 2008-04-22 Ian Lance Taylor <iant@google.com>
21623 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21624 than size_in_bytes.
21626 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21628 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21629 of LR/CTR moves for Power6.
21631 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21633 PR middle-end/36003
21634 * passes.c (init_optimization_passes): Remove
21635 pass_fast_rtl_byte_dce.
21637 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21640 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21641 builtin functions to generate faster code.
21642 (_mm_cvtpu16_ps): Ditto.
21643 (_mm_cvtpi32x2_ps): Ditto.
21645 2008-04-22 Nick Clifton <nickc@redhat.com>
21647 * common.opt (ftree-loop-distribution): Add Optimization
21650 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21651 (frv_expand_builtin_va_start): Likewise.
21653 * config/arm/arm.c (thumb_find_work_register): Fix location of
21654 argument register count.
21656 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21658 Support scheduling for ColdFire V1 and V3 microarchitecture.
21659 Improve scheduling of multiplication instructions.
21661 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21662 (mac): New instruction attribute.
21663 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21664 (m68k_sched_mac): New variable.
21665 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21666 Handle cfv1 and cfv3.
21667 (max_insn_size): New static variable.
21668 (struct _sched_ib): New type.
21669 (sched_ib): New static variable.
21670 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21671 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21672 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21674 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21675 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21676 new variables. Update.
21677 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21678 Add modeling of cfv3 instruction buffer. Update.
21679 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21680 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21681 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21682 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21683 a particular reservation applies to.
21684 (type2): Reorganize attribute values. Rename alu to alu_reg,
21685 alu_l to alu, move_l to omove. Join move to alu. Split mul
21686 to mul_l and mul_w.
21687 (cf_ib_*): Simplify description of instruction buffer.
21688 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21689 (cf_mem): Split into cf_mem1 and cf_mem2.
21690 (cf_v2_move_??): Rename to cfv12_alu_??.
21691 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21692 (cf_v2_mul_??): Remove reservations.
21693 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21694 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21695 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21697 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21698 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21699 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21700 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21701 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21702 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21703 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21704 expansions of the above reservations for instructions of sizes
21707 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21709 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21711 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21713 * coverage.c: Include tree-pass.h.
21714 (coverage_counter_alloc): Print da_file_name to the dump file.
21716 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21718 * sbitmap.c (sbitmap_range_empty_p): New function.
21719 * sbitmap.h (sbitmap_range_empty_p): New function.
21720 * bitmap.h: Now includes obstack.h.
21722 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21723 Kenneth Zadeck <zadeck@naturalbridge.com>
21725 * dbgcnt.def (ra_byte_scan): Added.
21726 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21727 when the last hit happens for a counter.
21728 * timevar.def (TV_DF_BYTE_LR): New variable.
21729 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21730 * passes.c (pass_fast_rtl_byte_dce): New pass.
21731 * fwprop.c (update_df): Added mode to call df_ref_create.
21732 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21733 DF_REF_EXTRACT_OFFSET.
21734 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21735 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21737 (df_ref_extract): Added mode field.
21738 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21739 DF_REF_EXTRACT_OFFSET.
21740 (DF_REF_EXTRACT_MODE): New macro.
21741 (df_byte_lr_bb_info): New structure.
21742 (df_print_byte_regset, df_compute_accessed_bytes,
21743 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21744 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21745 df_byte_lr_simulate_uses,
21746 df_byte_lr_simulate_artificial_refs_at_top,
21747 df_byte_lr_simulate_artificial_refs_at_end,
21748 df_compute_accessed_bytes): New function.
21749 (df_ref_create): Add parameter.
21750 (df_byte_lr_get_bb_info): New inline function.
21751 * df-scan.c (df_ref_record, df_uses_record,
21752 df_ref_create_structure): Added mode parameter.
21753 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21754 df_defs_record, df_uses_record, df_get_conditional_uses,
21755 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21756 df_entry_block_defs_collect, df_exit_block_uses_collect):
21757 Added mode parameter to calls to df_ref_record, df_uses_record,
21758 df_ref_create_structure.
21759 (df_ref_equal_p, df_ref_compare): Added test for modes.
21760 (df_ref_create_structure): Added code to set mode. Renamed
21761 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21762 DF_REF_EXTRACT_OFFSET.
21763 * df-core.c (df_print_byte_regset): New function.
21764 * df-byte-scan.c: New file.
21765 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21766 calls to BITMAP_FREE.
21767 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21768 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21769 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21770 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21771 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21772 df_byte_lr_local_compute, df_byte_lr_init,
21773 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21774 df_byte_lr_transfer_function, df_byte_lr_free,
21775 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21776 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21777 df_byte_lr_simulate_uses,
21778 df_byte_lr_simulate_artificial_refs_at_top,
21779 df_byte_lr_simulate_artificial_refs_at_end): New function.
21780 * dce.c (byte_dce_process_block): New function.
21781 (dce_process_block): au is now passed in rather than computed
21782 locally. Changed loops that look at artificial defs to not look
21783 for conditional or partial ones, because there never are any.
21784 (fast_dce): Now is able to drive byte_dce_process_block or
21785 dce_process_block depending on the kind of dce being done.
21786 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21787 (rest_of_handle_fast_byte_dce): New function.
21788 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21789 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21791 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21794 * gcc.h: Added fortran options that take arguments to
21795 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21798 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21800 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21801 scalarization if on the LHS and not a full access.
21803 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21805 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21807 2008-04-18 Rafael Espíndola <espindola@google.com>
21809 * tree-vrp.c (find_case_label_index): Fix the binary search.
21810 (find_case_label_range): New.
21811 (vrp_visit_switch_stmt): Use find_case_label_range.
21812 (simplify_switch_using_ranges): Use find_case_label_range.
21814 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21816 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21817 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21819 2008-04-18 Tom Tromey <tromey@redhat.com>
21822 * doc/cpp.texi (Implementation-defined behavior): Mention
21825 2008-04-18 Ian Lance Taylor <iant@google.com>
21827 * fold-const.c (pointer_may_wrap_p): New static function.
21828 (fold_comparison): Add another test for pointer overflow. Use
21829 pointer_may_wrap_p to disable some false positives.
21831 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21833 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21834 (fname_as_string): Match updated cpp_interpret_string prototype.
21835 (fix_string_type): Support char16_t* and char32_t*.
21836 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21837 derivative) nodes. Register as builtin if C++0x.
21838 (c_parse_error): Support CPP_CHAR{16,32}.
21839 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21840 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21841 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21842 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21843 CTI_CHAR32_ARRAY_TYPE>: New elements.
21844 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21845 char32_type_node, signed_char32_type_node, char16_array_type_node,
21846 char32_array_type_node): New defines.
21847 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21848 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21849 (lex_string): Support CPP_STRING{16,32}, match updated
21850 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21851 (lex_charconst): Support CPP_CHAR{16,32}.
21852 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21853 and CPP_STRING{16,32}.
21855 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21858 * aclocal.m4: Regenerate.
21859 * configure: Regenerate.
21861 2008-04-18 Jan Hubicka <jh@suse.cz>
21863 * except.c (dw2_size_of_call_site_table,
21864 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21866 * cgraphbuild.c (build_cgraph_edges): Update.
21867 * tree-pass.h: Update comment.
21868 * final.c (leaf_function_p): Update.
21869 (leaf_renumber_regs): Update.
21870 (rest_of_clean_state): Update.
21871 * omp-low.c (expand_omp_parallel): Update.
21872 * ipa-reference.c (analyze_function): Update.
21873 * reorg.c (find_end_label): Update.
21874 (optimize_skip): Update.
21875 (fill_simple_delay_slots): Update.
21876 (fill_simple_delay_slots): Update.
21877 (make_return_insns): Update.
21878 (dbr_schedule): Update.
21879 * gimple-low.c (record_vars_into): Update.
21880 * cfgbuild.c (make_edges): Update.
21881 * function.c (assign_stack_local): Update.
21882 (assign_parm_adjust_stack_rtl): Update.
21883 (locate_and_pad_parm): Update.
21884 (allocate_struct_function): Do not initialize stack_alignment_needed
21885 and preferred_stack_boundary here.
21886 (stack_protect_prologue): Update.
21887 (stack_protect_epilogue): Update.
21888 (expand_function_start): Initialize stack_alignment_needed,
21889 preferred_stack_boundary and max_jumptable_ents.
21890 (expand_function_end): Update.
21891 (free_after_compilation): Do not NULLify epilogue_delay_list.
21892 * function.h (struct rtl_data): Add stack_protect_guard,
21893 stack_alignment_needed,
21894 preferred_stack_boundary, epilogue_delay_list.
21895 (struct function): Remove value_histograms, stack_alignment_needed,
21896 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21898 unexpanded_var_list, stack_protect_guard.
21899 (current_function_epilogue_delay_list): Remove.
21900 * ipa-type-escape.c (analyze_function): Update.
21901 * gimplify.c (pop_gimplify_context): Update comment.
21902 * calls.c (expand_call): Update.
21903 (emit_library_call_value_1): Update.
21904 * except.c (set_nothrow_function_flags): Update.
21905 * cfgexpand.c (get_decl_align_unit): Update.
21906 (create_stack_guard): Update.
21907 (estimated_stack_frame_size): Update.
21908 (expand_used_vars): Update.
21909 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21910 * explow.c (allocate_dynamic_stack_space): Update.
21911 * tree-ssa-live.c (remove_unused_locals): Update.
21912 * varasm.c (mark_constant_pool): Update.
21913 * tree-inline.c (remap_decls): Update.
21914 (initialize_cfun): Update.
21915 (declare_return_variable): Update.
21916 (inline_forbidden_p): Update.
21917 (expand_call_inline): Update.
21918 (declare_inline_vars): Update.
21919 (tree_function_versioning): Update.
21920 * tree-flow.h (value_histograms): New.
21921 (VALUE_HISTOGRAMS): New macro.
21922 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21924 * tree-cfg.c (set_bb_for_stmt): Update.
21925 (replace_by_duplicate_decl): Update.
21926 (move_block_to_fn): Update.
21927 (new_label_mapper): Update.
21928 (dump_function_to_file): Update.
21929 * ipa-struct-reorg.c (build_data_structure): Update.
21930 * cfgrtl.c (print_rtl_with_bb): Update.
21931 * reload1.c (reload): Update.
21933 * config/i386/i386.c (setup_incoming_varargs_64,
21934 ix86_compute_frame_layout): Update.
21935 * config/arc/arc.c (arc_output_function_epilogue): Update.
21937 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21939 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21940 for FreeBSD as well.
21941 * gthr-posix95.h: Likewise.
21943 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21945 PR rtl-optimization/35838
21946 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21947 out the byte offset of the first subreg.
21949 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21951 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21952 to split_ti instead of three separate calls with single member arrays.
21953 (subti3 splitter): Ditto.
21954 (adddi3 splitter): Ditto with split_di.
21955 (subdi3 splitter): Ditto.
21956 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21957 two separate calls with single member arrays. Swap match_dup
21958 operands 1 and 2 to better fit into the array.
21959 (negdi2 splitter): Ditto with split_di.
21960 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21961 two separate calls with single member arrays. Swap match_dup operands
21962 6 and 7 to better fit into the array.
21964 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21966 * config/i386/i386.c (sse_builtin_type): New.
21967 (bdesc_sse_args): Likewise.
21968 (bdesc_sse_3arg): Removed.
21969 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21970 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21971 IX86_BUILTIN_ROUNDPS.
21972 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21973 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21974 IX86_BUILTIN_ROUNDPS.
21975 (ix86_expand_sse_4_operands_builtin): Removed.
21976 (ix86_expand_sse_operands_builtin): New.
21977 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21978 and CODE_FOR_sse4_1_roundps.
21979 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21980 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21982 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21985 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21986 regs before frame pop when needed. If use_backchain_to_restore_sp
21987 then load backchain into a temp reg to restore vr and vrsave. Add
21988 code to restore vr after frame pop if possible.
21990 2008-04-17 Richard Guenther <rguenther@suse.de>
21992 * tree-vn.c (expressions_equal_p): Do not check type
21993 equality or compatibility before calling operand_equal_p.
21994 * fold-const.c (operand_equal_p): Check equivalence of
21995 integer constants before bailing out due to signedness or
21996 precision differences.
21997 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21998 spurious differences in type qualification. Ignore types
21999 for COMPONENT_REFs at all.
22001 2008-04-17 Christian Bruel <christian.bruel@st.com>
22003 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
22004 msw_skip comparison.
22006 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22009 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22012 PR tree-optimization/35899
22013 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22014 rather than TREE_OPERAND.
22016 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22019 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22020 temporary registers. Change operand predicate to general_operand.
22021 (remainderxf3): Ditto.
22023 2008-04-16 Richard Guenther <rguenther@suse.de>
22025 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22026 * tree-affine.c (aff_combination_expand): Look through some
22029 2008-04-15 Doug Kwan <dougkwan@google.com>
22031 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22033 * tree-pretty-print.c (dump_generic_node): Ditto.
22034 * final.c (output_addr_const): Ditto.
22035 * dwarf2out.c (output_cfi): Ditto.
22036 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22037 * print-rtl.c (print_rtx): Ditto.
22038 * print-tree.c (print_node_brief, print_node): Ditto.
22039 * c-common.c (match_case_to_enum_1): Ditto.
22040 * sched-vis.c (print_value): Ditto.
22041 * config/i386/i386.c (print_operand): Cast to long unsigned int
22044 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22045 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22046 MS Windows VirtualProtect function.
22048 2008-04-15 Jan Hubicka <jh@suse.cz>
22050 * gengtype.c (write_root): Param_is argument is OK.
22051 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22052 * function.h: Include varray.h
22053 (rtl_eh): New stucture based on except.c one.
22054 (call_site_record): New forward declaration and vector type.
22055 * calls.c (emit_call_1): Do not call
22056 note_current_region_may_contain_throw.
22057 * except.c (eh_status): Remove cur_region, try_region since they are
22059 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22060 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22061 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22062 Remove call_site_data_used, call_site_data_size.
22063 Turn call_site_record into vector in function.h.
22064 (note_current_region_may_contain_throw): Remove.
22065 (get_exception_pointer, get_exception_filter): Do not take struct
22066 function argument; update.
22067 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22068 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22069 build_post_landing_pads, dw2_build_landing_pads,
22070 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22071 sjlj_emit_function_enter, sjlj_emit_function_enter,
22072 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22073 sjlj_build_landing_pads, finish_eh_generation,
22074 remove_exception_handler_label, remove_eh_handler,
22075 maybe_remove_eh_handler, add_reachable_handler,
22076 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22077 add_action_record, collect_one_action_chain, add_call_site,
22078 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22079 sjlj_output_call_site_table, output_function_exception_table,
22080 * except.h (note_current_region_may_contain_throw): Remove
22081 (get_exception_pointer, get_exception_filter): Do not take struct
22083 * Makefile.in (GTFILES): Put varargs before struct function.
22085 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22087 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22088 punt for STRING_CST.
22089 (get_constraint_for): Deal with STRING_CST here instead.
22091 2008-04-15 Richard Guenther <rguenther@suse.de>
22093 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22094 statements in a basic-block with a backward walk. Do not
22095 substitute into dead statements but instead remove those.
22097 2008-04-15 Richard Guenther <rguenther@suse.de>
22099 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22100 to zero, thus disable creation of SFTs.
22102 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22104 * tree-predcom.c (suitable_reference_p): Return false if the
22105 reference can throw.
22107 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22110 * c-decl.c (finish_decl): If extern or static var has variable
22111 size, set TREE_TYPE (decl) to error_mark_node.
22113 2008-04-15 Rafael Espíndola <espindola@google.com>
22115 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22118 2008-04-15 Richard Guenther <rguenther@suse.de>
22120 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22121 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22122 (visit_reference_op_load): Do walk vuse-vdef chains on
22123 vn_reference_lookup.
22124 (visit_reference_op_store): But do not here.
22125 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22126 vn_reference_lookup.
22127 (vn_lookup_with_vuses): But do so here.
22129 2008-04-14 Ian Lance Taylor <iant@google.com>
22131 * fold-const.c (fold_overflow_warning): Remove assertion.
22133 2008-04-15 Ben Elliston <bje@au.ibm.com>
22135 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22136 temp1 local variables.
22138 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22141 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22142 ".text.unlikely" section as executable.
22144 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22146 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22147 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22148 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22149 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22150 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22151 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22152 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22154 2008-04-14 Ian Lance Taylor <iant@google.com>
22156 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22157 * fold-const.c (fold_comparison): If appropriate, test
22158 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22159 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22160 reassociating a pointer type.
22161 * doc/invoke.texi (Optimize Options): Document that
22162 -fstrict-overflow applies to pointer wraparound.
22164 2008-04-13 Jan Hubicka <jh@suse.cz>
22166 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22168 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22170 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22171 we are going to "save the world".
22173 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22175 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22176 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22177 operand 0 constraint, not "=".
22179 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22181 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22183 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22185 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22186 of size of positions_needed * CHAR_BIT.
22188 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22190 PR middle-end/35897
22191 * dse.c (store_info): Change positions_needed to unsigned
22193 (lowpart_bitmask): New.
22194 (record_store): Cast to unsigned HOST_WIDE_INT for
22195 positions_needed. Assert width <= size of positions_needed *
22196 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22197 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22198 lowpart_bitmask to set mask.
22200 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22202 * config/bfin/constraints.md: New file.
22203 * config/bfin/bfin.md: Include it.
22204 (adddi3): Use satisfies_constraint functions instead of the old macros.
22205 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22206 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22207 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22208 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22209 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22210 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22211 EXTRA_CONSTRAINT): Delete.
22212 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22213 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22215 * config/bfin/bfin.c: Include "tm-constrs.h".
22216 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22217 Use satisfies_constraint functions instead of the old macros.
22218 * doc/md.texi (Blackfin Constraints): Update file name reference.
22220 2008-04-11 Richard Guenther <rguenther@suse.de>
22222 PR tree-optimization/35869
22223 * tree-vrp.c (execute_vrp): Move switch statement update after
22224 jump threading. Schedule another cfg cleanup run.
22226 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22229 * attribs.c (decl_attributes): Return early on errorneous node.
22231 2008-04-10 Oleg Ryjkov <olegr@google.com>
22233 * tree.h (struct tree_base): Added a new flag default_def_flag.
22234 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22236 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22238 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22240 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22243 * pa.md: Define mode iterator P. Define mode attribute dwc.
22244 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22245 (icacheflush): Likewise.
22246 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22247 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22249 2008-04-11 Ben Elliston <bje@au.ibm.com>
22251 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22253 2008-04-10 Rafael Espíndola <espindola@google.com>
22255 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22256 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22257 (extract_range_from_expr): The same.
22259 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22261 * config/mips/mips.md (GPR2): New mode iterator.
22262 (seq): Add comment.
22263 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22264 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22265 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22266 Rewrite these to take two modes, the mode of comparison and the
22267 mode of the destination.
22268 * config/mips/mips.c (mips_expand_scc): Instead of having
22269 paradoxical subreg as destination, expand "narrowing" scc if mode
22270 of comparison is SI and target is requested in DI mode.
22271 (mips_emit_int_order_test): Update comment. Make mode of
22272 comparison match CMP0 rather than TARGET. When creating inverse
22273 target use mode of TARGET.
22275 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22277 * gcov-dump.c (tag_summary): Only print summaries for the first
22278 GCOV_COUNTERS_SUMMABLE counters.
22280 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22282 * config/i386/i386.md (absneg): New code iterator.
22283 (absnegprefix): New code attribute.
22284 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22285 patterns using absneg code iterator.
22286 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22287 using absneg code iterator.
22288 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22289 *neg<mode>2 patterns using absneg code iterator.
22290 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22291 *negextendsfdf2 patterns using absneg code iterator.
22292 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22293 *negextendsfxf2 patterns using absneg code iterator.
22294 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22295 *negextendsfdf2 patterns using absneg code iterator.
22296 * config/i386/sse.md (<code><mode>2): Macroize expander from
22297 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22299 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22301 * config/s390/s390.h: Remove the remains of the recent search
22302 & replace action of current_function_outgoing_args_size.
22304 2008-04-10 Ira Rosen <irar@il.ibm.com>
22306 PR tree-optimization/35821
22307 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22308 NEW_STMT_LIST is not NULL.
22310 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22313 * toplev.c (process_options): Remove -ffunction-sections debugging
22316 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22318 PR middle-end/PR28690
22319 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22320 than gen_rtx_fmt_ee to perform more canonicalizations.
22322 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22325 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22327 2008-04-09 Richard Guenther <rguenther@suse.de>
22329 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22330 (dump_function_to_file): Dump function arguments with types.
22332 2008-04-08 Richard Guenther <rguenther@suse.de>
22334 * fold-const.c (fold_widened_comparison): Do not allow
22335 sign-changes that change the result.
22337 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22340 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22341 kinds of indirect references.
22343 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22345 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22346 GNU Fortran language string.
22348 2008-04-08 Rafael Espíndola <espindola@google.com>
22350 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22351 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22352 * tree.h (tree_call_nonnegative_warnv_p): New.
22354 2008-04-08 Jan Hubicka <jh@suse.cz>
22356 * function.c (free_after_compilation): Clear out regno_reg_rtx
22359 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22362 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22364 PR middle-end/PR28690
22365 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22366 same precedence as REG_POINTER and MEM_POINTER operands.
22368 2008-04-08 Richard Guenther <rguenther@suse.de>
22370 PR middle-end/35834
22371 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22372 for adding index to base.
22374 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22376 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22377 (MINGW_ENABLE_EXECUTE_STACK): New.
22378 (IN_LIBGCC2): For libgcc include windows.h file for
22379 function declarations.
22381 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22383 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22384 and tem2 if tem1 is not a REG or MULT.
22386 2008-04-08 Jan Hubicka <jh@suse.cz>
22388 * function.h (incomming_args): Break out of struct function.
22389 (function_subsections): Break out of struct function.
22390 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22391 return_rtx and hard_reg_initial_vals from struct function.
22392 Kill inl_max_label_num.
22393 (current_function_pops_args, current_function_args_info,
22394 current_function_args_size, current_function_args_size,
22395 current_function_pretend_args_size,
22396 current_function_outgoing_args_size,
22397 current_function_internal_arg_pointer, current_function_return_rtx):
22398 Kill compatibility accestor macros.
22399 * builtins.c (expand_builtin_apply_args_1): Update.
22400 (expand_builtin_next_arg): Update.
22401 * df-scan.c (df_get_call_refs): Update.
22402 * dbxout.c (dbxout_function_end): Update.
22403 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22404 (output_line_info): Update.
22405 (secname_for_decl): Update.
22406 (dwarf2out_var_location): Update.
22407 * function.c (free_after_compilation): Update.
22408 (assign_parm_find_stack_rtl): Update.
22409 (assign_parms): Update.
22410 (expand_dummy_function_end): Update.
22411 (expand_function_end): Update.
22412 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22413 (expand_call): Update.
22414 (emit_library_call_value_1): Update.
22415 (store_one_arg): Update.
22416 * varasm.c (initialize_cold_section_name): Update.
22417 (unlikely_text_section): Update.
22418 (unlikely_text_section_p): Update.
22419 (assemble_start_function): Update.
22420 (assemble_end_function): Update.
22421 (default_section_type_flags): Update.
22422 (switch_to_section): Update.
22423 * integrate.c (set_decl_abstract_flags): Update.
22424 (get_hard_reg_initial_val): Update.
22425 (has_hard_reg_initial_val): Update.
22426 (allocate_initial_values): Update.
22427 * resource.c (init_resource_info): Update.
22428 * config/alpha/alpha.c (NUM_ARGS): Update.
22429 (direct_return): Update.
22430 (alpha_va_start): Update.
22431 (alpha_sa_size): Update.
22432 (alpha_initial_elimination_offset): Update.
22433 (alpha_expand_prologue): Update.
22434 (alpha_start_function): Update.
22435 (alpha_expand_epilogue): Update.
22436 (unicosmk_initial_elimination_offset):
22437 * config/alpha/alpha.md (call expander): Update.
22438 * config/s390/s390.c (s390_register_info): Update.
22439 (s390_register_info): Update.
22440 (s390_frame_info): Update.
22441 (s390_initial_elimination_offset): Update.
22442 (s390_build_builtin_va_list): Update.
22443 (s390_va_start): Update.
22444 * config/spu/spu.c (direct_return): Update.
22445 (spu_expand_prologue): Update.
22446 (spu_initial_elimination_offset): Update.
22447 (spu_build_builtin_va_list): Update.
22448 (spu_va_start): Update.
22449 * config/sparc/sparc.c (sparc_init_modes): Update.
22450 (sparc_compute_frame_size): Update.
22451 (function_value): Update.
22452 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22453 * config/i386/i386.md (return expander): Update.
22454 * config/i386/i386.c (ix86_va_start): Update.
22455 (ix86_can_use_return_insn_p): Update.
22456 (ix86_compute_frame_layout): Update.
22457 (ix86_expand_epilogue): Update.
22458 * config/sh/sh.c (output_stack_adjust): Update.
22459 (calc_live_regs): Update.
22460 (sh_expand_prologue): Update.
22461 (sh_builtin_saveregs): Update.
22462 (sh_va_start): Update.
22463 (initial_elimination_offset): Update.
22464 (sh_allocate_initial_value): Update.
22465 (sh_function_ok_for_sibcall): Update.
22466 (sh_get_pr_initial_val): Update.
22467 * config/sh/sh.md (return expander): Update.
22468 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22469 * config/crx/crx.c (crx_compute_frame): UPdate.
22470 (crx_initial_elimination_offset): UPdate.
22471 * config/xtensa/xtensa.c (compute_frame_size): Update
22472 (xtensa_builtin_saveregs): Update.
22473 (xtensa_va_start): Update.
22474 (order_regs_for_local_alloc): Update.
22475 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22476 (xstormy16_expand_builtin_va_start): Update.
22477 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22478 * config/m68hc11/m68hc11.md (return expanders): Update.
22479 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22480 (expand_epilogue): Update.
22481 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22482 (cris_simple_epilogue): Update.
22483 (cris_expand_prologue): Update.
22484 (cris_expand_epilogue): Update.
22485 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22486 (compute_frame_size): Update.
22487 * config/mt/mt.c (mt_compute_frame_size): Update.
22488 * config/mn10300/mn10300.c (expand_prologue): Update.
22489 (expand_epilogue): Update.
22490 (initial_offset): Update.
22491 (mn10300_builtin_saveregs):
22492 * config/mn10300/mn10300.md (return expander): Update.
22493 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22494 (ia64_initial_elimination_offset): Update.
22495 (ia64_initial_elimination_offset): Update.
22496 (ia64_expand_prologue): Update.
22497 * config/m68k/m68k.md (return expander): Update.
22498 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22499 (rs6000_stack_info): Update.
22500 * config/mcore/mcore.c (layout_mcore_frame): Update.
22501 (mcore_expand_prolog): Update.
22502 * config/arc/arc.c (arc_compute_frame_size): Update.
22503 * config/score/score3.c (score3_compute_frame_size): Update.
22504 * config/score/score7.c (score7_compute_frame_size): Update.
22505 * config/arm/arm.c (use_return_insn): Update.
22506 (thumb_find_work_register): Update.
22507 (arm_compute_save_reg_mask): Update.
22508 (arm_output_function_prologue): Update.
22509 (arm_output_epilogue): Update.
22510 (arm_size_return_regs): Update.
22511 (arm_get_frame_offsets): Update.
22512 (arm_expand_prologue): Update.
22513 (thumb_exit): Update.
22514 (thumb_unexpanded_epilogue): Update.
22515 (thumb1_output_function_prologue): Update.
22516 * config/pa/pa.md (return expander): Update.
22517 * config/pa/pa.c (compute_frame_size): Update.
22518 (hppa_builtin_saveregs): Update.
22519 * config/mips/mips.c (mips_va_start): Update.
22520 (mips16_build_function_stub): Update.
22521 (mips_compute_frame_info): Update.
22522 (mips_restore_gp): Update.
22523 (mips_output_function_prologue): Update.
22524 (mips_expand_prologue): Update.
22525 * config/v850/v850.c (compute_frame_size): Update.
22526 (expand_prologue): * config/mmix/mmix.c (along): update.
22527 (mmix_initial_elimination_offset): update.
22528 (mmix_reorg): update.
22529 (mmix_use_simple_return): update.
22530 (mmix_expand_prologue): update.
22531 (mmix_expand_epilogue): Update.
22532 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22533 (emit_link_insn): Update.
22535 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22537 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22538 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22540 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22543 2008-04-07 Jan Hubicka <jh@suse.cz>
22545 * function.h (rtl): Rename to x_rtl.
22546 (crtl): New define.
22547 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22548 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22549 used_temp_slots avail_temp_slots, temp_slot_level,
22550 nonlocal_goto_handler_labels): Update accesstors.
22551 (rtl): New global variable.
22552 (struct function): Move some fileds to rtl_data.
22553 (get_arg_pointer_save_area): Update prototype.
22554 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22555 get_arg_pointer_save_area.
22556 * expr.c (init_expr): Update
22557 * function.c (get_frame_size): Update
22558 (assign_stack_local): Update
22559 (expand_function_end): Update.
22560 (get_art_pointer_save_area): Update
22562 * emit-rtl.c (rtl): Declare.
22563 (regno_reg_rtx): Declare.
22564 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22566 (gen_reg_rtx): Update.
22567 * varasm.c (n_deferred_constatns): Update accestor.
22568 (init_varasm_status): Do not allocate varasm_status.
22569 (force_const_mem, get_pool_size, output_constant_pool): Update.
22570 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22571 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22572 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22573 * sparc/sparc.h (INIT_EXPANDERS): Update.
22574 * ia64/ia64.h (INIT_EXPANDERS): Update.
22576 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22578 * reload.c (push_secondary_reload): Add missing break to for loop.
22580 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22582 PR middle-end/PR28690
22583 * rtlanal.c: Update copyright years.
22584 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22585 as REG_POINTER and MEM_POINTER operands.
22586 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22587 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22588 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22589 * gcse.c: Update copyright years.
22590 (pre_delete): Call gen_reg_rtx_and_attrs.
22591 (hoist_code): Likewise.
22592 (build_store_vectors): Likewise.
22593 (delete_store): Likewise.
22594 * loop-invariant.c (move_invariant_reg): Likewise.
22595 Update copyright years.
22597 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22599 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22600 control string instead of quoted.
22602 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22604 * doc/rtl.texi: Rewrite of subreg section.
22606 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22609 * config/i386/i386.c (legitimize_pic_address): Add treating
22610 of dllimport SYM_REF's.
22611 (legitimize_dllimport_symbol): Add prototype.
22613 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22615 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22616 reference in constructor with non self-referential type.
22618 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22620 Removal of Return with Depressed Stack Pointer support
22621 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22622 (ECF_SP_DEPRESSED): Likewise.
22623 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22624 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22625 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22626 (expand_call): Do not test ECF_SP_DEPRESSED.
22627 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22628 * function.c (keep_stack_depressed): Delete.
22629 (handle_epilogue_set): Likewise.
22630 (update_epilogue_consts): Likewise.
22631 (emit_equiv_load): Likewise.
22632 (thread_prologue_and_epilogue_insns): Remove support for Return with
22633 Depressed Stack Pointer.
22634 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22636 2008-04-06 Richard Guenther <rguenther@suse.de>
22638 PR tree-optimization/35400
22639 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22640 information from SSA_NAMEs.
22642 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22644 * config/avr/avr.h (avr_mega_p): Remove declaration.
22645 (AVR_MEGA): Remove macro.
22646 * config/avr/avr.c (avr_mega_p): Remove variable.
22647 (avr_override_options): Remove inicializion of avr_mega_p.
22648 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22649 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22650 (avr_jump_mode): (Ditto.).
22651 (avr_output_progmem_section_asm_op): (Ditto.).
22652 (avr_asm_init_sections): (Ditto.).
22653 (avr_asm_init_sections): (Ditto.).
22654 (avr_rtx_costs): (Ditto.).
22655 * config/avr/avr.md: (Ditto.).
22656 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22659 2008-04-06 Richard Guenther <rguenther@suse.de>
22661 PR tree-optimization/35842
22662 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22663 is_gimple_invariant_address.
22665 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22667 * gcc.c (default_compilers): Sync Fortran extensions list with
22668 that in fortran/lang-specs.h.
22669 * doc/invoke.texi: Likewise.
22670 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22671 * dwarf2out.c (gen_compile_unit_die): Likewise.
22673 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22675 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22677 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22680 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22681 attribute is used for nested functions.
22683 2008-04-05 Jan Hubicka <jh@suse.cz>
22685 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22687 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22689 (dump_files): Update.
22690 (enable_rtl_dump_file): Do not accept letter argument.
22691 * tree-pass.h (dump_file_info): Remove letter argument.
22692 * toplev.c (decode_d_option): Update -da handling.
22693 * toplev.h (enable_rtl_dump_file): Update prototype.
22694 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22695 it out based on pass type.
22696 (register_dump_files_1): Likewise.
22697 (init_optimization_passes): Update register_one_dump_file calls.
22698 (execute_one_pass): Sanity check that IPA passes are called at IPA
22699 level and RTL passes at RTL level.
22700 (execute_pass_list): IPA pass can not be after or subpass of
22702 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22703 disallov RTL subpasses of IPA subpasses.
22705 2008-04-05 Ben Elliston <bje@au.ibm.com>
22707 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22708 builtins that return exactly once and do not throw. Cache call to
22711 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22713 PR rtl-optimization/34916
22714 PR middle-end/35519
22715 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22716 between instruction pairs.
22718 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22720 * doc/invoke.texi: Document -mbitops for SH.
22721 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22722 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22723 * config/sh/sh.c (print_operand): Add %t operand code.
22724 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22725 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22726 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22727 (extendqihi2): Likewise.
22728 (movqi_i): Likewise.
22729 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22730 (extv): Use bld instruction for SH2A if possible.
22732 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22733 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22734 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22735 (bset.b, bclr.b): Define peepholes.
22736 * config/sh/sh.opt (mbitops): New option.
22738 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22741 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22742 and view convert expression.
22744 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22747 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22749 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22751 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22753 * config/i386/cpuid.h (bit_AES): New.
22754 (bit_PCLMUL): Likewise.
22756 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22757 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22758 SSE2 if AES or PCLMUL is enabled.
22759 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22760 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22761 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22762 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22763 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22764 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22765 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22766 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22767 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22768 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22769 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22770 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22771 __builtin_ia32_aeskeygenassist128 and
22772 __builtin_ia32_pclmulqdq128.
22773 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22774 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22775 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22777 * config/i386/i386.h (TARGET_AES): New.
22778 (TARGET_PCLMUL): Likewise.
22779 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22781 * config/i386/i386.md (UNSPEC_AESENC): New.
22782 (UNSPEC_AESENCLAST): Likewise.
22783 (UNSPEC_AESDEC): Likewise.
22784 (UNSPEC_AESDECLAST): Likewise.
22785 (UNSPEC_AESIMC): Likewise.
22786 (UNSPEC_AESKEYGENASSIST): Likewise.
22787 (UNSPEC_PCLMUL): Likewise.
22789 * config/i386/i386.opt (maes): New.
22790 (mpclmul): Likewise.
22792 * config/i386/sse.md (aesenc): New pattern.
22793 (aesenclast): Likewise.
22794 (aesdec): Likewise.
22795 (aesdeclast): Likewise.
22796 (aesimc): Likewise.
22797 (aeskeygenassist): Likewise.
22798 (pclmulqdq): Likewise.
22800 * config/i386/wmmintrin.h: New.
22802 * doc/extend.texi: Document AES and PCLMUL built-in function.
22804 * doc/invoke.texi: Document -maes and -mpclmul.
22806 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22808 * function.c (free_after_parsing): Replace with
22809 cxx_push_function_context from C++ front-end.
22810 (allocate_struct_function): Don't call langhook.
22811 * langhooks.h (struct lang_hooks_for_functions): Delete.
22812 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22814 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22815 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22816 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22817 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22818 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22819 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22820 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22822 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22823 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22825 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22828 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22831 2008-04-04 Richard Guenther <rguenther@suse.de>
22833 PR middle-end/35823
22834 * fold-const.c (optimize_minmax_comparison): Use the correct
22835 type for the constant in the simplified comparison.
22837 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22839 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22840 Pass L2 size as "--param l2-cache-size" to the compiler.
22841 (decode_l2_cache): New function to decode L2 cache parameters using
22842 0x8000006 extended cpuid function.
22843 (detect_caches_amd): Determine parameters of L2 cache using
22844 decode_l2_caches function.
22845 (decode_caches_intel): Decode L2 cache parameters.
22846 (detect_caches_intel): Determine L2 cache parameters using
22847 decode_caches_intel and decode_l2_caches functions.
22849 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22851 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22852 secondary input reload for subword loads from the constant pool.
22854 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22857 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22858 constants of the appropriate size for runtime calculations.
22861 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22862 decimal-float literal constant zero.
22864 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22867 * c-parser.c (c_parser_omp_atomic): Call
22868 default_function_array_conversion on the RHS.
22870 PR middle-end/35818
22871 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22872 call is_variable_sized if decl has incomplete type.
22874 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22876 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22878 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22880 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22882 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22883 (sgt<u>): Merge sgt and sgtu into new expander.
22884 (sgt, sgtu): Remove expanders.
22885 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22886 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22887 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22888 *sgtu_<mode>_mips16 into new pattern.
22889 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22890 (sge<u>): Merge sge and sgeu into new expander.
22891 (sge, sgeu): Remove expanders.
22892 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22894 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22895 (slt<u>): Merge slt and sltu into new expander.
22896 (slt, sltu): Remove expanders.
22897 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22898 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22899 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22900 *sltu_<mode>_mips16 into new pattern.
22901 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22902 (sle<u>): Merge sle and sleu into new expander.
22903 (sle, sleu): Remove expanders.
22904 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22905 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22906 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22907 *sleu_<mode>_mips16 into new pattern.
22908 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22910 2008-04-03 Jan Hubicka <jh@suse.cz>
22912 PR tree-optimization/35795
22913 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22914 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22915 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22916 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22917 * score/score3.c (score3_output_mi_thunk): Likewise.
22918 * score/score7.c (score7_output_mi_thunk): Likewise.
22919 * mips/mips.c (mips_output_mi_thunk): Likewise.
22921 2008-04-03 Richard Guenther <rguenther@suse.de>
22923 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22924 conversions. Simplify code.
22926 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22928 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22930 2008-04-03 Tom Tromey <tromey@redhat.com>
22931 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22933 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22934 * config/bfin/t-bfin-linux (generated_files): Add
22935 linux-sysroot-suffix.h.
22936 * doc/install.texi (Prerequisites): Require make 3.80.
22937 * doc/sourcebuild.texi (Front End Directory): Document new
22939 * Makefile.in (generated_files): New variable.
22940 (ALL_HOST_OBJS): New variable.
22941 ($(ALL_HOST_OBJS)): New target.
22943 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22945 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22946 (remap_block): Call id->transform_lang_insert_block instead
22948 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22949 Set id.transform_lang_insert_block to NULL.
22950 (clone_body): Move to cp/optimize.c
22951 * tree-inline.h (struct copy_body_data): Change
22952 transform_lang_insert_block to function pointer.
22953 (copy_generic_body, copy_decl_no_change): Export.
22954 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22955 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22956 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22958 * c-tree.h (insert_block): Kill.
22959 * c-decl.c (insert_block): Kill.
22961 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22963 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22964 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22965 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22967 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22968 argument, call {push,pop}_function_context from here.
22969 * c-parser.c: Use c_{push,pop}_function_context.
22971 * function.c (push_function_context_to): Move meat ...
22972 (push_function_context): ... here. Simplify.
22973 * function.c (pop_function_context_from): Move meat ...
22974 (pop_function_context): ... here. Simplify.
22975 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22977 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22978 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22979 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22980 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22982 2008-04-03 Ben Elliston <bje@au.ibm.com>
22984 * expmed.c (extract_force_align_mem_bit_field): Remove.
22986 2008-04-03 Richard Guenther <rguenther@suse.de>
22988 PR middle-end/35800
22989 * expr.h (try_casesi): Adjust prototype.
22990 * expr.c (try_casesi): Take fallback label as extra parameter.
22991 Use that for gen_casesi if default_label is NULL.
22992 * stmt.c (expand_case): Pass fallback label to try_casesi,
22993 make sure to fill gaps with a fallback label if default_label
22996 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22999 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
23001 2008-04-03 Ben Elliston <bje@au.ibm.com>
23003 * expmed.c (extract_split_bit_field): Remove if (0) code.
23004 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23005 (do_ds_constraint): Likewise.
23007 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23009 * doc/cppopts.texi (-dU): Document.
23010 * c-common.h (flag_dump_macros): Update comment.
23011 * c-opts.c (handle_OPT_d): Handle -dU.
23012 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23013 dump_queued_macros, cb_used_define, cb_used_undef): New.
23014 (init_pp_output): Handle -dU.
23015 (cb_line_change): Call dump_queued_macros.
23016 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23018 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23020 * config/avr/predicates.md (io_address_operand): New predicate.
23021 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23022 * config/avr/avr.c (avr_io_address_p): Remove function.
23023 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23024 'avr_io_address_p' function.
23025 (out_movhi_r_mr): (Ditto.).
23026 (out_movqi_mr_r): (Ditto.).
23027 (out_movhi_mr_r): (Ditto.).
23028 (avr_address_cost): (Ditto.).
23030 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23032 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23033 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23034 in 32bit mode when XMM registers are available to avoid store
23036 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23037 corresponding post-reload splitters.
23039 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23041 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23042 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23043 __builtin_ia32_roundss.
23044 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23045 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23046 __builtin_ia32_roundss.
23047 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23048 IX86_BUILTIN_SHUFPD here.
23050 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23052 * config/i386/i386.md (plogic): New.
23053 (plogicprefix): Likewise.
23055 * config/i386/mmx.md (mmx_<code><mode>3): New.
23056 (mmx_and<mode>3): Removed.
23057 (mmx_ior<mode>3): Likewise.
23058 (mmx_xor<mode>3): Likewise.
23060 * config/i386/sse.md (<code><mode>3): New.
23061 (*<code><mode>3): Likewise.
23062 (*<code><mode>3): Likewise.
23063 (<code><mode>3): Likewise.
23064 (*sse_<code><mode>3): Likewise.
23065 (*sse2_<code><mode>3): Likewise.
23066 (<code>tf3): Likewise.
23067 (*<code>tf3): Likewise.
23068 (and<mode>3): Likewise.
23069 (*and<mode>3): Likewise.
23070 (ior<mode>3): Removed.
23071 (*ior<mode>3): Likewise.
23072 (xor<mode>3): Likewise.
23073 (*xor<mode>3): Likewise.
23074 (*and<mode>3): Likewise.
23075 (*ior<mode>3): Likewise.
23076 (*xor<mode>3): Likewise.
23077 (and<mode>3): Likewise.
23078 (*sse_and<mode>3): Likewise.
23079 (*sse2_and<mode>3): Likewise.
23080 (andtf3): Likewise.
23081 (*andtf3): Likewise.
23082 (ior<mode>3): Likewise.
23083 (*sse_ior<mode>3): Likewise.
23084 (*sse2_ior<mode>3): Likewise.
23085 (iortf3): Likewise.
23086 (*iortf3): Likewise.
23087 (xor<mode>3): Likewise.
23088 (*sse_xor<mode>3): Likewise.
23089 (*sse2_xor<mode>3): Likewise.
23090 (xortf3): Likewise.
23091 (*xortf3): Likewise.
23093 2008-04-02 Richard Guenther <rguenther@suse.de>
23095 PR tree-optimization/14495
23096 PR tree-optimization/34793
23097 * tree-vrp.c (struct switch_update): New structure.
23098 (to_remove_edges, to_update_switch_stmts): New VECs.
23099 (simplify_switch_using_ranges): New function. Remove not taken
23100 case labels and edges.
23101 (simplify_stmt_using_ranges): Call it.
23102 (identify_jump_threads): Mark edges we have queued for removal
23103 so we don't thread them.
23104 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23106 * tree-cfg.c (group_case_labels): Deal with missing default label.
23107 (tree_verify_flow_info): Allow missing default label.
23108 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23109 (emit_case_nodes): Likewise.
23110 (expand_case): Do not rely on the default label to be present.
23111 * expr.c (try_casesi): Deal with NULL default_label.
23112 (do_tablejump): Likewise.
23114 2008-04-02 Richard Guenther <rguenther@suse.de>
23116 PR tree-optimization/14495
23117 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23118 SWITCH_EXPR here ...
23119 (vrp_visit_switch_stmt): ... but here (new function).
23120 (find_case_label_index): New helper function.
23121 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23123 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23125 * fwprop.c: Fix ISO-C99ism.
23127 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23130 * Makefile.in (objdir): Set it here.
23131 * configure.ac: Not here. Find dynamic linker characteristics.
23132 * exec-tool.in: Use them.
23133 * aclocal.m4: Regenerate.
23134 * configure: Regenerate.
23136 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23138 * expr.c (expand_var): Delete it.
23139 * expr.h (expand_var): Delete prototype.
23140 * function.c (expand_function_start): Use expand_decl instead.
23141 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23144 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23146 PR rtl-optimization/35542
23147 * fwprop.c (forward_propagate_and_simplify): Replace
23148 loc_reg_mentioned_in_p with reg_mentioned_p.
23150 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23152 PR rtl-optimization/35281
23153 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23154 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23155 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23156 (varying_mem_p): Move above propagate_rtx.
23157 (all_uses_available_at): Do not check MEMs.
23159 2008-04-02 Rafael Espíndola <espindola@google.com>
23161 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23162 (register_edge_assert_for_2): Split the cond argument.
23163 (register_edge_assert_for_1): Adjust for the change in
23164 register_edge_assert_for_2.
23165 (register_edge_assert_for): Split the cond argument.
23166 (find_switch_asserts): Adjust for the change in
23167 register_edge_assert_for.
23169 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23171 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23172 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23173 offsets for 64-bit mingw.
23174 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23175 abi for x86_64-pc-mingw.
23177 2008-04-02 Richard Guenther <rguenther@suse.de>
23179 * tree-vrp.c (extract_range_from_assert): Make sure to not
23180 produce range min/max with TREE_OVERFOW set.
23181 If merging a anti-range and a range keep the anti-range if
23182 the range covers all values of the type.
23183 (register_edge_assert_for_2): Only allow sign-changing
23184 conversions in detecting canonical range checks. Also
23185 register an assert for the unsigned name if useful.
23187 PR tree-optimization/35787
23188 * tree-vrp.c (vrp_val_max): New function.
23189 (vrp_val_min): Likewise.
23190 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23191 (vrp_val_is_min): Likewise.
23192 (supports_overflow_infinity): Use vrp_val_{min,max}.
23193 (negative_overflow_infinity): Likewise.
23194 (positive_overflow_infinity): Likewise.
23195 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23196 (is_positive_overflow_infinity): Likewise.
23197 (is_overflow_infinity): Likewise.
23198 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23199 vrp_val_is_{min,max}.
23200 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23201 to ranges if possible. Avoid empty ranges.
23203 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23205 PR middle-end/35705
23206 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23207 the expression is a function address.
23209 2008-04-01 George Helffrich <george@gcc.gnu.org>
23211 PR fortran/35154, fortran/23057
23212 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23213 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23214 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23215 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23217 (dbxout_syms): Check for COMMON-based symbol and wrap in
23218 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23219 in bracket for efficiency.
23221 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23222 using DW_TAG_common_block + member offset.
23223 (add_pubname_string): New function.
23224 (dw_expand_expr): New function to find block name and offset for
23226 (common_check): New function to check whether symbol in Fortran COMMON.
23227 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23229 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23232 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23234 2008-04-02 Ben Elliston <bje@au.ibm.com>
23236 * config/v850/v850.md (casesi): Remove if (0) code.
23237 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23238 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23240 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23242 * config/i386/i386.md (rex64suffix): New mode attribute.
23243 (floathi<mode>2): Disable expander for SSE math.
23244 (*floathi<mode>2_1): New insn insn_and_split pattern.
23245 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23246 corresponding post-reload splitters.
23247 (*floathi<mode>2_i387): New macroized insn pattern.
23248 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23249 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23250 insn_and_split pattern.
23251 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23252 New macroized instruction patterns and corresponding post-reload
23254 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23255 and corresponding post-reload splitters.
23256 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23257 New macroized instruction patterns.
23258 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23259 macroized instruction patterns and corresponding post-reload splitters.
23260 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23261 corresponding post-reload splitters.
23262 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23263 New macroized instruction patterns.
23264 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23265 corresponding post-reload splitters.
23266 (*floatsi<mode>2_i387): New macroized instruction patterns.
23268 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23270 * config/i386/i386.md (smaxmin): New.
23271 (umaxmin): Likewise.
23272 (maxminiprefix): Likewise.
23273 (maxminfprefix): Likewise.
23274 (<code><mode>3): Likewise.
23275 (smin<mode>3): Removed.
23276 (smax<mode>3): Likewise.
23278 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23279 (mmx_<code>v4hi3): Likewise.
23280 (mmx_<code>v8qi3): Likewise.
23281 (mmx_smaxv2sf3): Removed.
23282 (mmx_sminv2sf3): Likewise.
23283 (mmx_umaxv8qi3): Likewise.
23284 (mmx_smaxv4hi3): Likewise.
23285 (mmx_uminv8qi3): Likewise.
23286 (mmx_sminv4hi3): Likewise.
23288 * config/i386/sse.md (<addsub><mode>3): New.
23289 (*<addsub><mode>3): Likewise.
23290 (<sse>_vm<addsub><mode>3): Likewise.
23291 (<maxmin><mode>3): Likewise.
23292 (*<maxmin><mode>3_finite): Likewise.
23293 (*<maxmin><mode>3): Likewise.
23294 (<sse>_vm<maxmin><mode>3): Likewise.
23295 (sse3_h<addsub>v4sf3): Likewise.
23296 (sse3_h<addsub>v2df3): Likewise.
23297 (<maxmin>v16qi3): Likewise.
23298 (*<maxmin>v16qi3): Likewise.
23299 (<maxmin>v8hi3): Likewise.
23300 (*<maxmin>v8hi3): Likewise.
23301 (*sse4_1_<maxmin><mode>3): Likewise.
23302 (*sse4_1_<maxmin><mode>3): Likewise.
23303 (add<mode>3): Removed.
23304 (*add<mode>3): Likewise.
23305 (<sse>_vmadd<mode>3): Likewise.
23306 (sub<mode>3): Likewise.
23307 (*sub<mode>3): Likewise.
23308 (<sse>_vmsub<mode>3): Likewise.
23309 (smin<mode>3): Likewise.
23310 (*smin<mode>3_finite): Likewise.
23311 (*smin<mode>3): Likewise.
23312 (<sse>_vmsmin<mode>3): Likewise.
23313 (smax<mode>3): Likewise.
23314 (*smax<mode>3_finite): Likewise.
23315 (*smax<mode>3): Likewise.
23316 (<sse>_vmsmax<mode>3): Likewise.
23317 (sse3_haddv4sf3): Likewise.
23318 (sse3_haddv2df3): Likewise.
23319 (sse3_hsubv4sf3): Likewise.
23320 (sse3_hsubv2df3): Likewise.
23321 (umaxv16qi3): Likewise.
23322 (*umaxv16qi3): Likewise.
23323 (smaxv8hi3): Likewise.
23324 (*smaxv8hi3): Likewise.
23325 (*sse4_1_smax<mode>3): Likewise.
23326 (*sse4_1_umax<mode>3): Likewise.
23327 (uminv16qi3): Likewise.
23328 (*uminv16qi3): Likewise.
23329 (sminv8hi3): Likewise.
23330 (*sminv8hi3): Likewise.
23331 (*sse4_1_smin<mode>3): Likewise.
23332 (*sse4_1_umin<mode>3): Likewise.
23334 2008-04-01 Rafael Espíndola <espindola@google.com>
23336 * tree-cfg.c (verify_expr): remove in_phi.
23337 (verify_stmt): Don't call walk_tree with verify_expr. Use
23338 is_gimple_min_invariant instead of is_gimple_val.
23340 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23342 * doc/include/gpl_v3.texi: Update for manpage generation.
23343 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23345 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23346 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23347 gpl_v3.texi instead of gpl.texi.
23350 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23353 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23355 2008-04-01 Rafael Espíndola <espindola@google.com>
23357 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23358 (extract_code_and_val_from_cond): Use
23359 extract_code_and_val_from_cond_with_ops.
23361 2008-04-01 Jan Hubicka <jh@suse.cz>
23363 * function.c (free_after_compilation): Free epilogue_delay_list.
23364 (prepare_function_start): Assert that previous compilation was freed.
23366 2008-04-01 Jan Hubicka <jh@suse.cz>
23367 Jim Wilson <wilson@tuliptree.org>
23368 Andreas Tobler <andreast@gcc.gnu.org>
23370 PR middle-end/35781
23371 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23372 rtl.emit instead cfun->emit.
23373 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23374 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23376 2008-04-01 Ben Elliston <bje@au.ibm.com>
23378 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23380 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23382 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23384 (fprofile-use): Add var flag_profile_use
23385 * coverage.c (coverage_begin_output): Do not open a gcno file for
23386 output only if -ftest-coverage is set.
23387 Do not add getpwd() to gcda file path.
23388 (build_gcov_info): Check the new flag
23389 flag_profile_datafile_relative_path.
23390 (coverage_init): Use profile_data_prefix.
23391 Read profile counter only if flag_profile_use is set.
23392 * opts.c (common_handle_option): New option fprofile-use=,
23393 fprofile-dir=, fprofile-generate=.
23394 * toplev.c (profile_data_prefix): New variable definition.
23395 * toplev.h (profile_data_prefix): New declaration.
23396 * doc/invoke.tex (Option Summary, Optimization Options):
23399 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23401 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23402 use tmp consistently.
23405 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23406 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23407 UNSPEC_FR_RECIP_APPROX_RES.
23408 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23410 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23413 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23415 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23417 PR middle-end/30186
23418 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23419 element of the vector via a pointer.
23421 2008-03-31 Ian Lance Taylor <iant@google.com>
23423 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23425 2008-03-31 Jan Hubicka <jh@suse.cz>
23427 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23428 get_arg_pointer_save_area.
23429 * expr.c (init_expr): Just clear out rtl.expr.
23430 * function.c (free_after_compilation): Clear out whole RTL structure.
23431 (get_func_frame_size): Merge into ...
23432 (get_frame_size): ... this one.
23433 (assign_stack_local_1): Merge into ...
23434 (assign_stack_local): ... this one.
23435 (expand_function_end): Update call of get_arg_pointer_save_area.
23436 (get_art_pointer_save_area): Remove cfun argument.
23437 * function.h (emit_status): regno_pointer_align does not need length
23438 attribute. Move x_regno_reg_rtx to ...
23439 (regno_reg_rtx): ... new global array.
23440 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23441 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23442 apply_args_value, forced_labels, stack_pointer_delta):
23444 (struct varasm_status): Move here from varasm.c
23445 (struct rtl_data): New. Move here some fields from struct function.
23446 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23447 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23448 used_temp_slots avail_temp_slots, temp_slot_level,
23449 nonlocal_goto_handler_labels): Update accesstors.
23450 (rtl): New global variable.
23451 (struct function): Move some fileds to rtl_data.
23452 (get_arg_pointer_save_area): Update prototype.
23453 * emit-rtl.c (rtl): Declare.
23454 (regno_reg_rtx): Declare.
23455 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23457 (gen_reg_rtx): Update.
23458 (init_virtual_regs): Do not tate emit_status argument.
23459 (init_emit): Do not allocate emit.
23460 * varasm.c (varasm_statuc): Move to function.h.
23461 (n_deferred_constatns): Update accestor.
23462 (init_varasm_status): Do not allocate varasm_status.
23463 (force_const_mem, get_pool_size, output_constant_pool): Update.
23464 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23465 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23467 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23469 PR rtl-optimization/35729
23470 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23473 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23476 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23477 load/store if memory is unaligned.
23478 (*movti_rex64): Likewise.
23480 * config/i386/predicates.md (misaligned_operand): New.
23482 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23485 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23488 2008-03-31 Jan Beulich <jbeulich@novell.com>
23490 * config/ia64/constraints.md: Add 'j' constraint.
23491 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23492 (movdi_internal): Likewise.
23494 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23497 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23499 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23502 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23503 proper error message for the third argument on blendpd and
23506 * config/i386/sse.md (blendbits): New.
23507 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23509 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23511 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23513 2008-03-30 Richard Guenther <rguenther@suse.de>
23515 PR middle-end/31023
23516 * fold-const.c (fold_sign_changed_comparison): Do leave
23517 conversions to base-types alone.
23519 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23521 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23522 the link register if one altivec register is be saved.
23524 2008-03-30 Ben Elliston <bje@au.ibm.com>
23526 * final.c (final_scan_insn): Remove if (0) code.
23528 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23530 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23532 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23534 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23535 of V4SFmode to ix86_binary_operator_ok.
23537 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23539 * config/i386/i386.c (override_options): Initialize
23540 ix86_veclib_handler to ix86_veclibabi_svml when
23541 -mveclibabi=svml is used.
23542 (ix86_veclibabi_svml): New function for SVML ABI style
23543 vectorization support.
23544 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23546 2008-03-28 Rafael Espíndola <espindola@google.com>
23548 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23549 (tree_binary_nonnegative_warnv_p): Make it public.
23550 (tree_single_nonnegative_warnv_p): Make it public.
23551 (tree_invalid_nonnegative_warnv_p): Make it public.
23552 (tree_unary_nonzero_warnv_p): Make it public.
23553 (tree_binary_nonzero_warnv_p): Make it public
23554 (tree_single_nonzero_warnv_p): Make it public.
23555 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23556 (extract_range_from_binary_expr): Split the expr argument.
23557 (extract_range_from_unary_expr): Split the expr argument.
23558 (extract_range_from_comparison): Split the expr argument.
23559 (extract_range_from_expr): Use the new aux functions.
23560 (vrp_evaluate_conditional_warnv): Use
23561 vrp_evaluate_conditional_warnv_with_ops.
23562 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23563 (tree_binary_nonzero_warnv_p): Declare.
23564 (tree_single_nonzero_warnv_p): Declare.
23565 (tree_expr_nonzero_warnv_p): Declare.
23566 (tree_unary_nonnegative_warnv_p): Declare.
23567 (tree_binary_nonnegative_warnv_p): Declare.
23568 (tree_single_nonnegative_warnv_p): Declare.
23569 (tree_invalid_nonnegative_warnv_p): Declare.
23571 2008-03-28 Richard Guenther <rguenther@suse.de>
23573 PR tree-optimization/30317
23574 PR tree-optimization/30911
23575 PR tree-optimization/34793
23576 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23577 (struct assert_locus_d): New member EXPR.
23578 (register_new_assert_for): Add EXPR parameter to support
23579 ASSERT_EXPR <name, expr OP limit>.
23580 (register_edge_assert_for_1): Adjust callers.
23581 (find_assert_locations): Likewise.
23582 (process_assert_insertions_for): Build condition from expression.
23583 (extract_range_from_assert): Handle ASSERT_EXPRs
23584 of the form ASSERT_EXPR <name, expr OP limit>.
23585 (register_edge_assert_for_2): New helper registering
23586 asserts for comparisons. Recognize range tests of the form
23587 (unsigned)i - CST1 OP CST2.
23588 (register_edge_assert_for_1): Use it.
23589 (register_edge_assert_for): Likewise.
23590 (needs_overflow_infinity): Integer sub-types
23591 do not need overflow infinities.
23592 (vrp_val_is_max): The extreme values of integer sub-types
23593 are those of the base type.
23594 (vrp_val_is_min): Likewise.
23595 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23598 2008-03-28 Nick Clifton <nickc@redhat.com>
23601 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23602 Return GENERAL_REGS for stack adjustment reloads.
23604 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23607 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23608 const_vector when all the vectors are constant.
23610 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23612 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23614 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23615 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23617 (s<code>_sf): Use new scc_sf attribute for opcode names.
23619 2008-03-27 Tom Tromey <tromey@redhat.com>
23621 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23622 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23623 config/spu/t-spu-elf, config/i386/t-interix,
23624 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23625 config/i386/x-darwin, config/i386/x-mingw32,
23626 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23627 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23628 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23629 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23630 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23631 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23632 config/score/t-score-elf, config/arm/t-strongarm-pe,
23633 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23634 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23635 Revert automatic dependency patch.
23637 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23640 * config/i386/i386.c (ix86_function_arg_boundary): Align
23641 decimal floating point to its natural boundary.
23643 2008-03-27 Richard Guenther <rguenther@suse.de>
23645 PR middle-end/35716
23646 * fold-const.c (fold_comparison): Restrict distinct decl
23647 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23648 solely rely on operand_equal_p.
23650 2008-03-27 Richard Guenther <rguenther@suse.de>
23653 * c-common.c (handle_weak_attribute): Reject combination of
23656 2008-03-27 Richard Guenther <rguenther@suse.de>
23658 PR tree-optimization/32810
23659 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23660 conversions from DECL_INITIAL.
23661 (fold_const_aggregate_ref): Likewise from constructor elements.
23663 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23665 * tree-affine.h (aff_combination_expand): Declare.
23666 (get_inner_reference_aff): Likewise.
23667 * tree-affine.c (aff_combination_expand): Split out from
23668 tree_to_aff_combination_expand.
23669 (get_inner_reference_aff): New function.
23670 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23671 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23672 (struct lim_aux_data): sm_done field removed.
23673 (mem_ref_loc_p, mem_ref_locs_p): New types.
23674 (struct mem_ref): Added id, stored, accesses_in_loop,
23675 indep_loop, dep_loop, indep_ref, dep_ref fields.
23676 Removed is_stored, locs and next fields.
23677 (memory_accesses): New variable.
23678 (movement_possibility): Do not allow moving statements
23679 that store to memory.
23680 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23682 (determine_max_movement): For statements with memory references,
23683 find the outermost loop in that the reference is independent.
23684 (move_computations_stmt): Mark the virtual operands for renaming.
23685 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23686 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23687 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23688 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23689 create_vop_ref_mapping, analyze_memory_references,
23690 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23691 get_all_locs_in_loop, ref_always_accessed_p,
23692 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23693 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23694 store_motion_loop, store_motion): New functions.
23695 (struct vop_to_refs_elt): New type.
23696 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23697 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23698 (schedule_sm): Replaced by...
23699 (execute_sm): ... this.
23700 (determine_lsm_ref, hoist_memory_references,
23701 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23702 find_more_ref_vops, free_mem_ref, free_mem_refs,
23703 determine_lsm_loop, determine_lsm): Removed.
23704 (tree_ssa_lim_finalize): Free data structures used by store motion.
23705 (tree_ssa_lim): Call analyze_memory_references. Use
23706 store_motion instead of determine_lsm.
23708 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23710 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23711 rename tmake_file to m68hc11/t-m68hc11.
23712 (mcore): Set inhibit_libc to true.
23713 * config.host (alpha*-dec-*vms*): Set extra_programs.
23714 (interix3*): Don't use host_xmake_file.
23715 * configure.ac: Let config.gcc override inhibit_libc.
23716 * configure: Regenerate.
23718 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23719 * config/t-openbsd-thread: Remove commented out lines.
23721 * config/x-interix: Remove.
23723 * config/m68hc11/t-m68hc11-gas: Rename to...
23724 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23726 * config/mcore/t-mcore: Remove T_CFLAGS.
23727 * config/mcore/t-mcore-pe: Likewise.
23729 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23731 * configure.ac: Replace custom __GNU_SOURCE test with
23732 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23733 * aclocal.m4: Regenerate.
23734 * configure: Regenerate.
23735 * config.in: Regenerate.
23737 2008-03-27 Richard Guenther <rguenther@suse.de>
23739 * fold-const.c (target.h): Include.
23740 (fold_comparison): Fold comparison of addresses of decls
23741 that bind locally or of constants. Consolidate address folding code.
23742 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23743 results from fold_binary_to_constant.
23744 (compare_values_warnv): Likewise.
23746 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23748 PR middle-end/35429
23749 * fold-const.c (fold_truthop): Check for integeral types when folding
23750 a == 0 && b == 0 and a != 0 || b != 0 .
23752 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23754 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23756 2008-03-26 Andreas Schwab <schwab@suse.de>
23758 * doc/invoke.texi: Fix use of @item vs. @itemx.
23760 2008-03-26 Tom Tromey <tromey@redhat.com>
23762 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23763 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23764 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23765 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23766 build/genconstants.o, build/genemit.o, build/genextract.o,
23767 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23768 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23771 2008-03-26 Richard Guenther <rguenther@suse.de>
23774 2008-03-26 Richard Guenther <rguenther@suse.de>
23776 * fold-const.c (target.h): Include.
23777 (fold_comparison): Fold comparison of addresses of two decls
23778 that bind locally. Consolidate address folding code.
23780 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23782 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23783 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23784 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23785 dconstsqrt2, dconstthird, dconste and/or dconst10.
23786 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23787 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23788 dconstsqrt2, dconste): Delete.
23789 (init_emit_once): Likewise. Simplify initializing dconstm1.
23791 * real.c (get_real_const): New.
23792 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23793 dconstsqrt2, dconste): Delete.
23794 (real_value_const, get_real_const): New.
23796 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23798 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23800 * config/i386/i386.c (ix86_function_arg_boundary): Check
23801 BIGGEST_ALIGNMENT instead of 128.
23802 (setup_incoming_varargs_64): Likewise.
23804 2008-03-26 Tom Tromey <tromey@redhat.com>
23806 * Makefile.in (DEPFILES): Add missing '/'.
23808 2008-03-26 Richard Guenther <rguenther@suse.de>
23810 * fold-const.c (target.h): Include.
23811 (fold_comparison): Fold comparison of addresses of two decls
23812 that bind locally. Consolidate address folding code.
23814 2008-03-26 Nick Clifton <nickc@redhat.com>
23817 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23818 not allow INT+INT as a legitimate addressing mode.
23820 2008-03-26 Richard Guenther <rguenther@suse.de>
23822 * tree-flow.h (widen_bitfield): Remove declaration.
23823 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23824 (widen_bitfield): Remove function.
23825 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23828 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23831 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23834 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23836 PR rtl-optimization/35232
23837 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23838 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23839 reg_reloaded_call_part_clobbered here.
23840 (reload_regs_reach_end_p): New function.
23841 (reload_reg_rtx_for_input): New variable.
23842 (reload_reg_rtx_for_output): Likewise.
23843 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23844 when reassigning a pseudo register. Load reloadreg from
23845 reload_reg_rtx_for_input, moving the mode and register
23847 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23848 instead of the original when deciding whether an input reload
23849 would be a no-op or whether an output reload can be deleted.
23850 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23851 when setting up new_spill_reg_store. Load it from
23852 reload_reg_rtx_for_output, moving the mode and register
23854 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23855 instead of the original when deciding whether an output reload
23856 would be a no-op. Do the same when modifying insn notes.
23857 Use rtx_equal_p instead of == to compare the registers.
23858 (inherit_piecemeal_p): Take a mode and two register numbers
23860 (emit_reload_insns): Clear new_spill_reg_store for every hard
23861 register in the reload register. Remove spill registers
23862 from reg_reloaded_valid before considering whether to record
23863 inheritance information for them. Use reload_reg_rtx_for_output
23864 instead of reg_rtx when recording output reloads. Use
23865 reload_reg_rtx_for_input instead of reg_rtx when recording
23866 input reloads. Set or clear reg_reloaded_call_part_clobbered
23867 at the same time as setting reg_reloaded_valid.
23868 (delete_output_reload): Add a new_reload_reg parameter and use it
23869 instead of rld[j].reg_rtx.
23870 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23873 2008-03-25 Tom Tromey <tromey@redhat.com>
23875 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23876 (build/genattr.o): Likewise.
23877 (build/genattrtab.o): Likewise.
23878 (build/gencodes.o): Likewise.
23879 (build/genconfig.o): Likewise.
23880 (build/genconstants.o): Likewise.
23881 (build/genemit.o): Likewise.
23882 (build/genextract.o): Likewise.
23883 (build/genflags.o): Likewise.
23885 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23887 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23888 instead of size_int for integer types.
23889 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23890 to match type of MINUS_EXPR.
23892 2008-03-25 Tom Tromey <tromey@redhat.com>
23894 * configure: Rebuilt.
23895 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23898 2008-03-25 Tom Tromey <tromey@redhat.com>
23900 * config/x-solaris (host-solaris.o): Update.
23901 * config/x-linux (host-linux.o): Update.
23902 * config/x-hpux (host-hpux.o): Update.
23903 * config/x-darwin (host-darwin.o): Update.
23904 * config/v850/t-v850e (v850-c.o): Update.
23905 * config/v850/t-v850 (v850-c.o): Update.
23906 * config/t-vxworks (vxworks.o): Update.
23907 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23908 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23909 * config/spu/t-spu-elf (spu-c.o): Update.
23911 * config/sh/t-symbian (sh-c.o): Update.
23912 (symbian.o): Update.
23913 * config/sh/t-sh (sh-c.o): Update.
23914 * config/score/t-score-elf (score7.o, score3.o): Update.
23915 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23916 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23917 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23918 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23919 (rs6000.o): Remove.
23920 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23921 * config/m32c/t-m32c (m32c-pragma.o): Update.
23922 * config/ia64/t-ia64 (ia64-c.o): Update.
23923 * config/i386/x-mingw32 (host-mingw32.o): Update.
23924 * config/i386/x-i386 (driver-i386.o): Update.
23925 * config/i386/x-darwin (host-i386-darwin.o): Update.
23926 * config/i386/x-cygwin (host-cygwin.o): Update.
23927 * config/i386/t-nwld (nwld.o): Update.
23928 * config/i386/t-netware (netware.o): Update.
23929 * config/i386/t-interix (winnt.o): Update.
23930 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23931 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23932 msformat-c.o): Update.
23933 * config/bfin/t-bfin-linux (generated_files): Add
23934 linux-sysroot-suffix.h.
23935 * config/arm/t-wince-pe (pe.o): Update.
23936 * config/arm/t-strongarm-pe (pe.o): Update.
23937 * config/arm/t-pe (pe.o): Update.
23938 * config/arm/t-arm (arm-c.o): Update.
23939 * doc/install.texi (Prerequisites): Require make 3.80.
23940 * Makefile.in: Remove .o targets.
23941 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23942 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23943 (simple_generated_h, simple_generated_c): Move earlier.
23944 (generated_files): New variable.
23945 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23946 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23947 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23948 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23949 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23950 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23951 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23952 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23953 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23954 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23955 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23956 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23958 (COMPILE.base, COMPILE): New variables.
23959 (%.o): New pattern rule.
23960 (ALL_HOST_OBJS): New variable.
23961 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23962 (dummy-checksum.o, cc1-checksum.o): Remove.
23963 (DRIVER_SHLIB): New variable.
23964 (DRIVER_DEFINES): Use it.
23965 (gencondmd.c): Move out of build/.
23966 (s-conditions): Update.
23967 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23968 (ALL_BUILD_OBJS): Likewise.
23969 (build/%.o): Use BUILDCOMPILE.
23970 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23971 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23972 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23973 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23974 build/genconfig.o, build/genconstants.o, build/genemit.o,
23975 build/genextract.o, build/genflags.o, build/genmddeps.o,
23976 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23977 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23978 build/gen-protos.o, build/scan.o, build/fix-header.o,
23979 build/scan-decls.o): Simplify.
23980 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23981 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23982 prefix.o, toplev.o): Reduce to variable setting.
23983 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23984 ($(out_object_file), gcc-options.o): New targets.
23985 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23986 * configure: Rebuilt.
23987 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23988 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23990 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23992 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23993 complain when we hit an error, return ERROR_MARK_NODE.
23995 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23997 * config/sh/constraints.md (Pso, Psz): New constraints.
23998 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23999 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
24001 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24003 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
24004 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24006 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24008 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24009 (prefetch_sh2a): New.
24011 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24012 Naveen.H.S <naveen.hs@kpitcummins.com>
24014 * config/sh/constraints.md (I28): New constraint.
24015 * config/sh/sh.c (broken_move): Add support for movi20s.
24016 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24018 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24019 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24020 Naveen.H.S <naveen.hs@kpitcummins.com>
24022 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24023 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24024 (print_operand): Handle resbank in %@ operand code.
24025 (sh_encode_section_info): New.
24026 (push_regs): Add conditions for resbank.
24027 (sh_expand_epilogue): Likewise.
24028 (sh_insert_attributes): Likewise.
24029 (sh_attribute_table): Likewise.
24030 (sh_handle_resbank_handler_attribute): New.
24031 (sh2a_handle_function_vector_handler_attribute): New.
24032 (sh2a_is_function_vector_call): New.
24033 (sh2a_get_function_vector_number): New.
24034 (sh2a_function_vector_p): New.
24035 (sh_cfun_resbank_handler_p): New.
24036 * config/sh/sh.md (calli): Emit jsr/n if possible.
24037 (calli_tbr_rel): New.
24038 (calli_pcrel): Emit jsr/n if possible.
24039 (return_i): Emit rts/n if possible.
24040 (call_valuei_tbr_rel): New.
24041 (call_valuei_pcrel): Add condition for SH2A target.
24042 (call_value): Likewise.
24043 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24044 (sh2a_get_function_vector_number): Likewise.
24045 (sh2a_is_function_vector_call): Likewise.
24046 * doc/extend.texi: Document TBR relative addressing of SH2A.
24047 (resbank): Add description for SH2A.
24049 2008-03-24 Richard Guenther <rguenther@suse.de>
24052 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24053 pointer assignments change conversions according to middle-end rules.
24054 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24055 * configure.ac: Include type checking in yes.
24056 * configure: Regenerate.
24058 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24060 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24061 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24063 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24065 * gthr-vxworks.h (UNUSED): Define.
24067 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24069 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24071 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24073 * doc/extend.texi (Function Attributes): Add missing comma in the
24074 example of the "alloc_size" attribute.
24076 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24079 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24081 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24084 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24087 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24088 of the underlying type of a MS bitfield layout to the natural
24089 alignment of the type.
24091 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24093 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24094 to their natural alignment to avoid store forwarding stalls.
24096 2008-03-22 Richard Guenther <rguenther@suse.de>
24098 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24099 For PHI nodes verify the address is invariant.
24100 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24101 (get_symbol_constant_value): Use is_gimple_min_invariant.
24102 (maybe_fold_stmt_indirect): Likewise.
24104 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24106 PR rtl-optimization/33927
24107 * Makefile.in (dse.o): Depend on $(TM_P_H).
24108 * expr.h (extract_low_bits): Declare.
24109 * expmed.c (extract_low_bits): New function.
24110 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24111 * dse.c: Include tm_p.h.
24112 (find_shift_sequence): Remove the read_reg argument and return the
24113 read value. Emit the instructions instead of returning them.
24114 Iterate on new_mode rather than calculating it each time.
24115 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24116 source to NEW_MODE and extract_low_bits to convert the shifted
24117 value to READ_MODE.
24118 (replace_read): Allow the load and store to have different mode
24119 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24120 or extraction instructions before trying the replacement. Update
24121 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24123 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24125 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24126 to their natural alignment to avoid store forwarding stalls.
24128 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24131 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24132 encouraging but not allowing gprs for input;
24133 change the input constraint to !f#r.
24134 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24136 change the output constraint to !f#r.
24138 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24141 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24142 corresponding post-reload splitters.
24143 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24144 when x87 FP math is selected.
24145 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24146 New function prototype.
24147 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24148 unreachable function to ease macroization of insn patterns.
24150 2008-03-21 Martin Jambor <mjambor@suse.cz>
24152 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24153 reference dumps if ddr is NULL or dependence is unknown.
24155 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24157 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24158 unsigned extension into account.
24159 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24160 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24161 Do computations on a scratch register.
24163 2008-03-21 Richard Guenther <rguenther@suse.de>
24165 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24166 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24167 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24168 * tree-ssa-dom.c (record_equality): Likewise.
24169 * tree-inline.c (copy_body_r): Likewise.
24170 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24173 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24175 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24176 as 'delete_unused' argument.
24178 2008-03-20 Richard Guenther <rguenther@suse.de>
24180 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24181 special casing of constant qualifiers.
24182 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24183 care about them in general.
24184 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24185 regardless of their type.
24186 (fold_stmt_r): Forcefully fold *& if we end up with that.
24188 2008-03-20 Paul Brook <paul@codesourcery.com>
24190 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24191 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24193 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24195 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24196 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24198 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24200 * common.opt (Wmudflap): New option.
24201 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24202 (mx_register_decls): Likewise.
24203 (mudflap_finish_file): Likewise.
24204 * doc/invoke.texi: Document -Wno-mudflap.
24206 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24208 * c-format.c (replace_format_name_to_system_name): New.
24209 (cmp_attribs): New.
24210 (convert_format_name_to_system_name): New.
24211 (decode_format_attr): Add use of convert_format_name_to_system_name.
24212 (format_types_orig): Add gnu_ prefix to names.
24213 (check_format_info_main): Special treating of \0 escaped names for
24214 supporting multi-character format specifiers as I32, I64.
24215 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24216 (gnu_target_overrides_format_attributes): New.
24217 * c-format.h: Add structure target_ovr_attr to hold
24218 system specific formatter names.
24219 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24220 msformat-c.o file to c_target_objs and cxx_target_objs.
24221 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24222 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24223 (TARGET_N_FORMAT_TYPES): New.
24224 * config/i386/msformat-c.c: New.
24225 * config/i386/t-cygming: Add build rule for msformat-c.o.
24226 * doc/extend.texi: Add new format names gnu_* and ms_* and
24228 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24230 2008-03-20 Ira Rosen <irar@il.ibm.com>
24232 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24233 optimizations turned on under -O3.
24234 (ftree-vectorize): Add that the flag is turned on with -O3.
24236 2008-03-20 Ben Elliston <bje@au.ibm.com>
24238 * regmove.c (try_auto_increment): Fix spelling error in comment.
24239 * final.c (final_scan_insn): Likewise.
24241 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24244 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24245 allocator preferences for "y" and "r" class registers.
24246 ("*mov<mode>_internal"): Ditto.
24247 ("*movv2sf_internal_rex64"): Ditto.
24248 ("*movv2sf_internal"): Ditto.
24250 2008-03-19 Michael Matz <matz@suse.de>
24252 PR middle-end/35616
24253 * calls.c (expand_call): Check overlap of arguments with call
24254 address for sibcalls.
24256 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24259 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24260 of the underlying type of a MS bitfield layout to the natural
24261 alignment of the type.
24263 2008-03-19 Jan Hubicka <jh@suse.cz>
24266 * toplev.c (decode_d_option): Handle all CPP flags.
24267 * tree-vrp.c: Update tree_pass descriptors.
24268 * regrename.c: Update tree_pass descriptors.
24269 * fwprop.c: Update tree_pass descriptors.
24270 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24271 * tree-into-ssa.c: Update tree_pass descriptors.
24272 * tree-dump.c: Update tree_pass descriptors.
24273 * tree-complex.c: Update tree_pass descriptors.
24274 * tree-dump.h: Update tree_pass descriptors.
24275 * see.c: Update tree_pass descriptors.
24276 * cgraphbuild.c: Update tree_pass descriptors.
24277 * tracer.c: Update tree_pass descriptors.
24278 * tree-loop-distribution.c: Update tree_pass descriptors.
24279 * cgraph.c: Update tree_pass descriptors.
24280 * postreload-gcse.c: Update tree_pass descriptors.
24281 * postreload.c: Update tree_pass descriptors.
24282 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24283 * tree-tailcall.c: Update tree_pass descriptors.
24284 * tree-pass.h (tree_opt_pass): Rename to ...
24285 (opt_pass) ... this one; add "type" field and remove letter field.
24286 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24287 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24288 all_lowering_passes): Update declaration.
24289 * ipa-cp.c: Update tree_pass descriptors.
24290 * final.c: Update tree_pass descriptors.
24291 * omp-low.c: Update tree_pass descriptors.
24292 * tree-ssa-dse.c: Update tree_pass descriptors.
24293 * ipa-reference.c: Update tree_pass descriptors.
24294 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24295 * auto-inc-dec.c: Update tree_pass descriptors.
24296 * reorg.c: Update tree_pass descriptors.
24297 * cgraphunit.c: Update tree_pass descriptors.
24298 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24299 * tree-ssa-ccp.c: Update tree_pass descriptors.
24300 * df-core.c: Update tree_pass descriptors.
24301 * mode-switching.c: Update tree_pass descriptors.
24302 * tree-nomudflap.c: Update tree_pass descriptors.
24303 * modulo-sched.c: Update tree_pass descriptors.
24304 * ipa-pure-const.c: Update tree_pass descriptors.
24305 * cse.c: Update tree_pass descriptors.
24306 * web.c: Update tree_pass descriptors.
24307 * tree-stdarg.c: Update tree_pass descriptors.
24308 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24309 * tree-ssa-dom.c: Update tree_pass descriptors.
24310 * tree-nrv.c: Update tree_pass descriptors.
24311 * tree-ssa-alias.c: Update tree_pass descriptors.
24312 * loop-init.c: Update tree_pass descriptors.
24313 * gimple-low.c: Update tree_pass descriptors.
24314 * ipa-inline.c: Update tree_pass descriptors.
24315 * tree-ssa-sink.c: Update tree_pass descriptors.
24316 * global.c: Update tree_pass descriptors.
24317 * ifcvt.c: Update tree_pass descriptors.
24318 * jump.c: Update tree_pass descriptors.
24319 * predict.c: Update tree_pass descriptors.
24320 * tree-ssa-loop.c: Update tree_pass descriptors.
24321 * recog.c: Update tree_pass descriptors.
24322 * dse.c: Update tree_pass descriptors.
24323 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24324 * tree-eh.c: Update tree_pass descriptors.
24325 * regmove.c: Update tree_pass descriptors.
24327 * function.c: Update tree_pass descriptors.
24328 * tree-vectorizer.c: Update tree_pass descriptors.
24329 * gcse.c: Update tree_pass descriptors.
24330 * ipa-type-escape.c: Update tree_pass descriptors.
24331 * tree-if-conv.c: Update tree_pass descriptors.
24332 * init-regs.c: Update tree_pass descriptors.
24333 * ipa.c: Update tree_pass descriptors.
24334 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24335 * rtl-factoring.c: Update tree_pass descriptors.
24336 * lower-subreg.c: Update tree_pass descriptors.
24337 * bt-load.c: Update tree_pass descriptors.
24338 * tree-dfa.c: Update tree_pass descriptors.
24339 * except.c: Update tree_pass descriptors.
24340 * emit-rtl.c: Update tree_pass descriptors.
24341 * cfgexpand.c: Update tree_pass descriptors.
24342 * tree-cfgcleanup.c: Update tree_pass descriptors.
24343 * cfgcleanup.c: Update tree_pass descriptors.
24344 * tree-ssa-pre.c: Update tree_pass descriptors.
24345 * tree-sra.c: Update tree_pass descriptors.
24346 * tree-mudflap.c: Update tree_pass descriptors.
24347 * tree-ssa-copy.c: Update tree_pass descriptors.
24348 * cfglayout.c: Update tree_pass descriptors.
24349 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24350 * tree-ssa-dce.c: Update tree_pass descriptors.
24351 * tree-ssa.c: Update tree_pass descriptors.
24352 * regclass.c: Update tree_pass descriptors.
24353 * integrate.c: Update tree_pass descriptors.
24354 * tree-optimize.c: Update tree_pass descriptors.
24355 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24356 * tree-object-size.c: Update tree_pass descriptors.
24357 * combine.c: Update tree_pass descriptors.
24358 * tree-outof-ssa.c: Update tree_pass descriptors.
24359 * bb-reorder.c: Update tree_pass descriptors.
24360 * stack-ptr-mod.c: Update tree_pass descriptors.
24361 * var-tracking.c: Update tree_pass descriptors.
24362 * tree-profile.c: Update tree_pass descriptors.
24363 * tree-vect-generic.c: Update tree_pass descriptors.
24364 * reg-stack.c: Update tree_pass descriptors.
24365 * sched-rgn.c: Update tree_pass descriptors.
24366 * tree-ssa-structalias.c: Update tree_pass descriptors.
24367 * tree-cfg.c: Update tree_pass descriptors.
24368 * passes.c (current_pass): Update declaration.
24369 (finish_optimization_passes): Update.
24370 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24371 (register_one_dump_file, register_dump_files_1, next_pass_1):
24373 (init_optimization_passes): Update handling of new types.
24374 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24375 * ipa-struct-reorg.c: Update tree_pass descriptors.
24376 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24377 * combine-stack-adj.c: Update tree_pass descriptors.
24378 * cfgrtl.c: Update tree_pass descriptors.
24379 * dce.c: Update tree_pass descriptors.
24380 * tree-ssanames.c: Update tree_pass descriptors.
24382 2008-03-19 Richard Guenther <rguenther@suse.de>
24384 PR middle-end/35609
24385 * tree-ssa.c (walk_data): New structure.
24386 (warn_uninitialized_var): If not always_executed warn with "maybe"
24388 (execute_early_warn_uninitialized): Compute post-dominators.
24389 Initialize always_executed before processing each basic block.
24391 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24394 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24395 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24397 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24399 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24401 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24403 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24405 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24406 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24407 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24408 target after ignore has been set, and move there also the commputation
24409 of subtarget and original_target.
24410 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24411 (LANG_HOOKS_INITIALIZER): Remove it.
24412 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24414 2008-03-18 Richard Guenther <rguenther@suse.de>
24416 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24417 found an expression with constants, note that in the VN for the lhs.
24418 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24419 fold them to constants if possible. Run cleanup_cfg if done so.
24420 (execute_pre): Return todo.
24421 (do_pre): Likewise.
24422 (execute_fre): Likewise.
24423 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24425 (get_prop_source_stmt): Look through pointer conversions.
24427 2008-03-18 Jan Hubicka <jh@suse.cz>
24429 * tree-pretty-print.c: Include predict.h.
24430 (dump_generic_node): Dump predictor.
24431 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24432 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24433 * gimple-low.c (lower_stmt): Likewise.
24434 * expr.c (expand_expr_real): Likewise.
24435 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24437 (build_predict_expr, build_predict_expr): New.
24438 * predict.h (predictor_name, build_predict_expr): Update.
24439 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24440 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24441 * predict.def (PRED_CONTINUE): Update hitrate.
24442 * tree.def (PREDICT_EXPR): Define.
24443 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24444 do not handle BIND_EXPR.
24445 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24446 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24447 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24450 2008-03-18 Michael Matz <matz@suse.de>
24452 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24454 2008-03-18 Richard Guenther <rguenther@suse.de>
24456 * tree-gimple.h (is_gimple_invariant_address): Declare.
24457 (is_gimple_constant): Likewise.
24458 * tree-gimple.c (is_gimple_constant): New function.
24459 (is_gimple_invariant_address): Likewise.
24460 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24461 and is_gimple_invariant_address.
24462 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24464 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24465 an addressable base.
24467 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24469 PR middle-end/35611
24470 * gimplify.c (gimplify_expr): Gimplify second operand of
24473 2008-03-17 Richard Guenther <rguenther@suse.de>
24475 PR tree-optimization/19637
24476 * fold-const.c (fold_unary): Remove restrictions of removing
24477 intermediate pointer-conversions (P2)(P1)P0.
24478 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24479 conversion to void pointer.
24480 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24482 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24485 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24486 emulated thread local variables.
24488 2008-03-16 Richard Guenther <rguenther@suse.de>
24490 PR middle-end/35607
24491 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24492 expand TREE_INVARIANT operations that are not gimple invariant.
24494 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24496 * doc/extend.texi (Alignment): Say that the ABI controls
24497 the __alignof__ for non-strict-alignment targets rather
24498 than being a recommendation.
24500 2008-03-15 Paul Brook <paul@codesourcery.com>
24502 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24504 (arm_output_fn_unwind): Mark functions that can not be unwound.
24506 2008-03-15 Paul Brook <paul@codesourcery.com>
24508 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24509 extension instructions.
24511 2008-03-15 Richard Guenther <rguenther@suse.de>
24513 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24514 and fold constant aggregate refs.
24515 (fold_const_aggregate_ref): Handle string constants
24516 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24517 (evaluate_stmt): Simplify now that ccp_fold folds constant
24520 2008-03-15 Paul Brook <paul@codesourcery.com>
24522 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24523 (extzv): Use gen_extzv_t2.
24524 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24526 2008-03-15 Richard Guenther <rguenther@suse.de>
24528 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24529 (fold_const_aggregate_ref): Likewise.
24530 (get_value): Return NULL if we don't have any values.
24531 (ccp_finalize): Set const_val to NULL after freeing it.
24532 * tree-flow.h (get_symbol_constant_value): Declare.
24533 (fold_const_aggregate_ref): Likewise.
24534 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24536 2008-03-15 Richard Guenther <rguenther@suse.de>
24538 PR middle-end/35593
24539 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24540 to not produce negative array indices if not allowed. Add
24541 parameter to indicate that.
24542 (maybe_fold_offset_to_component_ref): Allow negative array
24543 indices only for the first member of a structure.
24544 (maybe_fold_offset_to_reference): Allow negative array indices.
24545 (maybe_fold_stmt_addition): Likewise.
24547 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24548 Anatoly Sokolov <aesok@post.ru>
24550 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24551 (avr_arch): Add ARCH_AVR6.
24552 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24553 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24554 instead of fixed value 2.
24555 (print_operand_address): Use gs() asm specifier instead of pm().
24556 (avr_assemble_integer): (Ditto.).
24557 (avr_output_addr_vec_elt): (Ditto.).
24558 (print_operand): Handle "!" code.
24559 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24560 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24561 (AVR_HAVE_EIJMP_EICALL): Define.
24562 (AVR_3_BYTE_PC): Redefine.
24563 (AVR_2_BYTE_PC): (Ditto.).
24564 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24565 (LINK_SPEC): Add atmega2560 and atmega2561.
24566 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24568 * config/avr/avr.md (call_insn): Use eicall instead of icall
24569 for 3 byte PC devices.
24570 (call_value_insn): (Ditto.).
24571 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24572 (indirect_jump): Use only for for 2 byte PC devices.
24573 (*tablejump): (Ditto.).
24574 (*indirect_jump_avr6): Add insn.
24575 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24576 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24577 instead of ijmp for 3 byte PC devices.
24578 (__tablejump2__): (Ditto.).
24579 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24580 (MULITLIB_DIRNAMES): (Ditto.).
24581 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24583 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24585 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24586 "sse2_umulsidi3". Use V1DI mode for operand 0.
24587 ("mmx_psadbw"): Use V1DI mode for operand 0.
24588 * config/i386/i386-modes.def (V1SI): New vector mode.
24589 * config/i386/i386.c (struct builtin_description)
24590 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24591 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24592 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24593 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24594 v1di_ftype_v8qi_v8qi type.
24595 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24597 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24598 __builtin_ia32_pmuludq]: Fix the mode of return value.
24600 2008-03-15 Richard Guenther <rguenther@suse.de>
24602 PR middle-end/35595
24603 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24606 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24608 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24609 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24610 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24611 unless TARGET_SERIALIZE_VOLATILE is enabled.
24612 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24613 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24614 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24616 2008-03-14 Richard Guenther <rguenther@suse.de>
24618 PR tree-optimization/34172
24619 * tree-flow.h (refs_may_alias_p): Declare.
24620 (get_single_def_stmt): Likewise.
24621 (get_single_def_stmt_from_phi): Likewise.
24622 (get_single_def_stmt_with_phi): Likewise.
24623 * tree-dfa.c (refs_may_alias_p): New function.
24624 (get_single_def_stmt): Likewise.
24625 (get_single_def_stmt_from_phi): Likewise.
24626 (get_single_def_stmt_with_phi): Likewise.
24627 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24628 (vn_reference_lookup_1): New helper function.
24629 (vn_reference_lookup): Walk the virtual use-def chain to
24630 continue searching for a match if the def does not alias the
24631 reference we are looking for.
24633 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24635 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24636 archive and Perzl. Update The Written Word listing.
24638 2008-03-14 Richard Guenther <rguenther@suse.de>
24640 PR tree-optimization/34043
24641 PR tree-optimization/33989
24642 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24644 (bitmap_find_leader): Use extra argument to verify dominance
24645 relationship inside a basic-block.
24646 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24647 (find_leader_in_sets): Adjust.
24648 (create_component_ref_by_pieces): Take extra argument for
24649 dominance check, handle lookup failures.
24650 (find_or_generate_expression): Likewise.
24651 (create_expression_by_pieces): Likewise.
24652 (insert_into_preds_of_block): Adjust.
24653 (create_value_expr_from): If asked for, verify all operands
24654 are in the blocks AVAIL_OUT set.
24655 (make_values_for_stmt): Check for SSA_NAMEs that are life
24656 over an abnormal edge.
24657 (compute_avail): Remove such check.
24658 (do_SCCVN_insertion): New function.
24659 (eliminate): If we do not find a leader suitable for replacement
24660 insert a replacement expression from SCCVN if available.
24661 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24662 (struct vn_ssa_aux): Add needs_insertion flag.
24663 * tree-ssa-sccvn.c (may_insert): New global flag.
24664 (copy_reference_ops_from_ref): Value-number union member access
24665 based on its size, not type and member if insertion is allowed.
24666 (visit_reference_op_load): For a weak match from union type
24667 punning lookup a view-converted value and insert a SSA_NAME
24668 for that value if that is not found.
24669 (visit_use): Make dumps shorter. Do not disallow value numbering
24670 SSA_NAMEs that are life over an abnormal edge to constants.
24671 (free_scc_vn): Release inserted SSA_NAMEs.
24672 (run_scc_vn): New flag to specify whether insertion is allowed.
24673 Process SSA_NAMEs in forward order.
24674 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24675 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24676 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24677 pointer type to/from integral types that do not change the
24678 precision to regular conversions.
24680 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24682 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24683 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24684 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24685 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24686 input arguments and the mode of return value. Built-in functions
24687 that operate on whole 64-bit MMX register now use V1DI mode.
24689 2008-03-13 Alon Dayan <alond@il.ibm.com>
24690 Olga Golovanevsky <olga@il.ibm.com>
24692 PR tree-optimization/35041
24693 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24694 to locate the right position in a statement.
24696 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24700 * config/i386/xmmintrin.h: Change all static inline functions to
24701 extern inline and add __gnu_inline__ attribute.
24702 * config/i386/bmintrin.h: Ditto.
24703 * config/i386/smmintrin.h: Ditto.
24704 * config/i386/tmmintrin.h: Ditto.
24705 * config/i386/mmintrin-common.h: Ditto.
24706 * config/i386/ammintrin.h: Ditto.
24707 * config/i386/emmintrin.h: Ditto.
24708 * config/i386/pmmintrin.h: Ditto.
24709 * config/i386/mmintrin.h: Ditto.
24710 * config/i386/mm3dnow.h: Ditto.
24712 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24714 PR middle-end/35185
24715 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24716 (lower_omp_2): New function.
24717 (lower_omp_1, lower_omp): Rewritten.
24719 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24722 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24723 with the phrase "Microsoft Windows compilers".
24724 (Push/Pop Macro Pragmas): New subsection. Document
24725 #pragma push_macro and pragma pop_macro.
24727 2008-03-12 Paul Brook <paul@codesourcery.com>
24729 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24731 2008-03-12 Paul Brook <paul@codesourcery.com>
24733 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24734 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24735 (thumb2_addsi_shortim): Rename ...
24736 (thumb2_addsi_short): ... to this. Allow register operands.
24737 (thumb2_subsi_short): New pattern.
24738 (thumb2_one_cmplsi2_short,
24739 thumb2_negsi2_short): New patterns and peepholes.
24741 2008-03-12 Paul Brook <paul@codesourcery.com>
24743 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24745 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24747 * config/i386/i386.md (int_cond): New code iterator.
24749 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24750 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24751 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24752 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24753 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24754 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24755 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24756 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24758 2008-03-12 Paul Brook <paul@codesourcery.com>
24760 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24761 instead of {arm,thumb}_compute_save_reg_mask.
24762 (output_return_instruction): Ditto.
24763 (thumb_unexpanded_epilogue): Ditto.
24764 (thumb1_expand_prologue): Ditto.
24765 (thumb1_output_function_prologue): Ditto.
24766 (arm_set_return_address): Ditto.
24767 (thumb_set_return_address): Ditto.
24768 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24769 regs to achieve stack alignment.
24770 (thumb1_compute_save_reg_mask): Fix compiler warning.
24771 (arm_output_epilogue): Use offsets->saved_regs_mask.
24772 Adjust stack pointer by poping call clobered registers.
24773 (arm_expand_prologue): Use offsets->saved_regs_mask.
24774 Adjust stack pointer by pushing extra registers.
24775 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24777 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24780 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24781 conversion to the operands of a multiplication.
24783 2008-03-12 Richard Guenther <rguenther@suse.de>
24785 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24786 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24787 * timevar.def (TV_TREE_PHIPROP): Add.
24788 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24789 pass description. Use TV_TREE_PHIPROP.
24790 * tree-ssa-forwprop.c: Remove phiprop code.
24792 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24794 PR middle-end/35549
24795 * omp-low.c (maybe_lookup_decl): Constify first argument.
24796 (use_pointer_for_field): Change last argument from bool to
24797 omp_context *. Disallow shared copy-in/out in nested
24798 parallel if decl is shared in outer parallel too.
24799 (build_outer_var_ref, scan_sharing_clauses,
24800 lower_rec_input_clauses, lower_copyprivate_clauses,
24801 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24803 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24804 Ira Rosen <irar@il.ibm.com>
24806 * tree-vectorizer.c (free_stmt_vec_info): New function.
24807 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24808 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24809 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24810 * tree-vect-transform.c (vectorizable_conversion): Free
24811 vec_oprnds0 if it was allocated.
24812 (vect_permute_store_chain): Remove unused VECs.
24813 (vectorizable_store): Free VECs that are allocated in the..
24815 (vect_transform_strided_load, vectorizable_load): Likewise.
24816 (vect_remove_stores): Simplify the code.
24817 (vect_transform_loop): Move code to vect_remove_stores().
24818 Call vect_remove_stores() and free_stmt_vec_info().
24820 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24822 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24823 TARGET_HPUX. Revise comment.
24824 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24825 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24826 Use sr4 variant of `be' instruction when not generating PIC code.
24827 (attr_length_call): Adjust for above change.
24829 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24831 * ipa-reference.c (static_execute): Remove module_statics_const and
24832 associated setting code.
24834 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24837 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24838 predicate for operand 1.
24839 (paritysi2_cmp): Use register_operand predicate for operand 2.
24840 Use earlyclobber modifier for operand 1. Remove support for
24842 (paritydi2_cmp): Use register_operand predicate for operand 3.
24843 Use earlyclobber modifier for operand 1. Remove support for
24846 2008-03-11 Paul Brook <paul@codesourcery.com>
24847 Vladimir Prus <vladimir@codesourcery.com>
24849 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24850 (arm_compute_save_reg0_reg12_mask): Always
24851 check if register 11 must be saved. Always safe hard frame pointer
24852 when frame_pointer_needeed.
24853 (arm_compute_save_reg_mask): Save IP and PC
24854 only with apcs frames.
24855 (arm_output_epilogue): Adjust Thumb2 codepath to
24856 be also invoked and work for ARM non-apcs frames.
24857 (arm_expand_prologue): Don't bother saving IP
24858 for non-apcs frame, since it's not clobbered by
24859 prologue code. Implement non-apcs frame
24862 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24864 PR rtl-optimization/35281
24865 * expr.c (convert_move): Use a new pseudo for the intermediate
24866 from_mode->word_mode result.
24868 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24870 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24871 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24872 * toplev.c (compile_file): Don't call it.
24874 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24876 PR middle-end/35526
24877 * expr.c (store_expr): Call emit_block_move if the mode
24878 of "temp" RTX is BLKmode.
24880 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24881 Richard Guenther <rguenther@suse.de>
24883 PR tree-optimization/31358
24884 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24885 the step with a NULL_TREE.
24886 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24887 to sizetype if type is a pointer type.
24888 (add_candidate_1): Don't convert the base and step to
24889 the generic type if the orginal type is a pointer type.
24890 (add_iv_value_candidates): Use sizetype for the step
24891 if type is a pointer type.
24892 (cand_value_at): Likewise.
24893 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24895 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24896 Don't convert the tem affine to the type.
24897 (add_elt_to_tree): Use sizetype for the step if a pointer.
24898 Use POINTER_PLUS_EXPR for pointers.
24899 (aff_combination_to_tree): Use sizetype for the step if a
24902 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24904 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24905 Remove commutativity hint.
24907 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24911 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24912 errorneous type. Check that v is a VAR_DECL.
24914 PR middle-end/35099
24915 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24917 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24919 PR tree-optimization/35494
24920 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24921 may be overriden at link and run time.
24923 2008-03-10 Richard Guenther <rguenther@suse.de>
24925 PR tree-optimization/34677
24926 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24927 (poolify_tree): Likewise.
24928 (modify_expr_template): Likewise.
24929 (poolify_modify_stmt): Likewise.
24930 (insert_fake_stores): Handle all component-ref style stores
24931 in addition to INDIRECT_REF. Also handle complex types.
24932 Do not poolify the inserted load.
24933 (realify_fake_stores): Do not rebuild the tree but only
24934 make it a SSA_NAME copy.
24935 (init_pre): Remove initialzation of modify_expr_template.
24936 Do not allocate modify_expr_node_pool.
24937 (fini_pre): Do not free modify_expr_node_pool.
24939 2008-03-10 Paul Brook <paul@codesourcery.com>
24941 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24942 to avoid conflicts.
24944 2008-03-10 Paul Brook <paul@codesourcery.com>
24945 Mark Shinwell <shinwell@codesourcery.com>
24947 * config/arm/cortex-r4.md: New.
24948 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24950 * config/arm/arm.md: Include cortex-r4.md.
24951 (insn): Add smmls, sdiv and udiv values.
24952 (generic_sched): Don't use generic scheduling for Cortex-R4.
24953 (arm_issue_rate): New function.
24954 (TARGET_SCHED_ISSUE_RATE): Define.
24956 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24958 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24960 2008-03-10 Richard Guenther <rguenther@suse.de>
24962 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24963 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24965 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24967 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24968 Set default to true.
24970 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24972 * c.opt (Wsynth): Deprecate.
24973 * doc/invoke.texi (Option Summary, Warning Options): Document
24974 -Wno-format-contains-nul.
24976 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24979 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24980 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24982 2008-03-09 Ira Rosen <irar@il.ibm.com>
24984 * config/rs6000/rs6000.c (builtin_description): Rename vector
24985 left shift operations.
24986 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24987 (altivec_vsl<VI_char>): Rename to ...
24988 (ashl<mode>3): ... new name.
24989 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24991 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24993 2008-03-08 Richard Guenther <rguenther@suse.de>
24995 * coverage.h (tree_coverage_counter_addr): Declare.
24996 * coverage.c (tree_coverage_counter_addr): New function.
24997 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24998 before using again.
24999 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
25000 (tree_gen_one_value_profiler): Likewise.
25001 (tree_gen_ic_profiler): Likewise.
25002 (tree_gen_average_profiler): Likewise.
25003 (tree_gen_ior_profiler): Likewise.
25005 2008-03-08 Richard Guenther <rguenther@suse.de>
25007 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25008 (vn_binary_op_insert): Likewise.
25009 (vn_unary_op_lookup): Likewise.
25010 (vn_unary_op_insert): Likewise.
25011 (vn_nary_op_lookup): Declare.
25012 (vn_nary_op_insert): Likewise.
25013 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25014 and binary hashes, use a single obstack for unary_op_pool
25015 and binary_op_pool.
25016 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25017 a single struct vn_nary_op_s. Store tree code length and
25018 a variable number of operands.
25019 (struct vn_reference_op_struct): Remove unused op2.
25020 (vn_reference_op_eq): Do not compare op2.
25021 (vn_reference_op_compute_hash): Do not compute hash of op2.
25022 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25023 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25024 with vn_nary_op_compute_hash.
25025 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25026 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25028 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25030 (visit_unary_op): Call nary functions.
25031 (visit_binary_op): Likewise.
25032 (process_scc): Adjust for struct vn_tables_s changes.
25033 (allocate_vn_table): Likewise.
25034 (free_vn_table): Likewise.
25035 * tree-vn.c (vn_add): Call nary functions.
25036 (vn_lookup): Likewise.
25038 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25041 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25042 wdst back after sync_compare_and_swapqhi_internal.
25044 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25047 * config/i386/i386-modes.def (V1DI): New vector mode.
25048 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25049 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25050 (MMXMODE248): Ditto.
25051 (MMXMODE): Add V1DI mode.
25052 (mmxvecsize): Change DI mode to V1DI mode.
25053 ("mov<mode>): Use MMXMODEI8 mode iterator.
25054 ("*mov<mode>_internal_rex64"): Ditto.
25055 ("*mov<mode>_internal"): Ditto.
25056 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25057 ("mmx_sub<mode>3"): Ditto.
25058 ("mmx_adddi3"): Remove insn pattern.
25059 ("mmx_subdi3"): Ditto.
25060 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25061 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25062 ("mmx_ashl<mode>3"): Ditto.
25063 ("mmx_lshrdi3"): Remove insn pattern.
25064 ("mmx_ashldi3"): Ditto.
25065 * config/i386/i386.c (classify_argument): Handle V1DImode.
25066 (function_arg_advance_32): Ditto.
25067 (function_arg_32): Ditto.
25068 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25069 mmx_addv1di3 insn pattern.
25070 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25071 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25072 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25073 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25074 Remove definitions of built-in functions.
25075 (V1DI_type_node): New node.
25076 (v1di_ftype_v1di_int): Ditto.
25077 (v1di_ftype_v1di_v1di): Ditto.
25078 (v2si_ftype_v2si_si): Ditto.
25079 (v4hi_ftype_v4hi_di): Remove node.
25080 (v2si_ftype_v2si_di): Ditto.
25081 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25082 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25083 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25084 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25085 Add new builtins using def_builtin_const.
25086 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25087 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25088 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25089 * config/i386/mmintrin.h (__v1di): New typedef.
25090 (_mm_add_si64): Cast arguments to __v1di type.
25091 (_mm_sub_si64): Ditto.
25092 (_mm_sll_pi16): Cast __count to __v4hi type.
25093 (_mm_sll_pi32): Cast __count to __v2si type.
25094 (_mm_sll_si64): Cast arguments to __v1di type.
25095 (_mm_srl_pi16): Cast __count to __v4hi type.
25096 (_mm_srl_pi32): Cast __count to __v2si type.
25097 (_mm_srl_si64): Cast arguments to __v1di type.
25098 (_mm_sra_pi16): Cast __count to __v4hi type.
25099 (_mm_sra_pi32): Cast __count to __v2si type.
25100 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25101 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25102 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25103 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25104 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25105 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25106 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25107 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25108 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25109 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25110 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25111 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25113 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25115 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25117 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25120 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25121 reg+const addressing for Altivec modes. Don't generate reg+reg
25122 addressing for TFmode or TDmode quantities.
25124 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25126 * c-common.c (vector_types_convertible_p): Call langhook
25127 instead of comptypes.
25129 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25132 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25133 integral and scalar float variables which have a
25136 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25138 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25139 dwarf_register_span hook when emitting unwind information for
25140 register-to-memory saves.
25141 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25142 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25144 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25146 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25147 for the same VAR_DECL.
25149 2008-03-06 Tom Tromey <tromey@redhat.com>
25151 * treelang: Delete.
25152 * doc/standards.texi (Standards): Don't mention treelang.
25153 * doc/invoke.texi (Overall Options): Don't mention treelang.
25154 * doc/install.texi (Prerequisites): Don't mention bison or
25156 (Configuration): Don't mention treelang.
25157 (Building): Likewise.
25158 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25160 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25162 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25163 word-extractions out of a multi-word object.
25165 2008-03-06 Richard Guenther <rguenther@suse.de>
25167 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25168 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25169 result type and precision.
25170 * expr.c (get_inner_reference): Set unsignedp based on the result
25171 type of BIT_FIELD_REF.
25172 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25173 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25174 (try_instantiate_multiple_fields): Likewise. Use the correct type
25176 (sra_build_assignment): Likewise.
25177 (sra_build_elt_assignment): Likewise.
25178 (sra_explode_bitfield_assignment): Likewise.
25179 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25180 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25181 set BIT_FIELD_REF_UNSIGNED.
25182 (vectorizable_load): Likewise.
25184 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25186 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25189 2008-03-06 Richard Guenther <rguenther@suse.de>
25191 * alias.c (struct alias_set_entry): Move has_zero_child field
25192 to pack with alias_set.
25194 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25196 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25199 2008-03-05 Ian Lance Taylor <iant@google.com>
25201 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25203 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25205 * fwprop.c (update_df): Support width and offset parameters of
25207 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25208 global_conflicts): Change DF_REF_EXTRACT to either
25209 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25210 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25211 * df-scan.c (df_ref_record, df_defs_record,
25212 df_ref_create_structure, df_def_record_1, df_uses_record,
25213 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25214 df_bb_refs_collect, df_entry_block_defs_collect,
25215 df_exit_block_uses_collect): Support new width and offset fields.
25216 (ref_extract_pool): New storage pool.
25217 (df_free_ref): New function.
25218 (df_reg_chain_unlink, df_free_collection_rec,
25219 df_sort_and_compress_refs): Call df_free_ref.
25220 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25222 (df_ref_create_structure): Allocate df_ref_extract if offset and
25223 width fields are used.
25224 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25225 (df_uses_record): Get offset and width from ZERO_EXTRACT
25227 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25228 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25229 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25230 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25231 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25232 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25233 (df_ref_extract): New structure.
25234 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25235 (df_ref_create): Add width and offset parameters.
25237 2008-03-05 Richard Guenther <rguenther@suse.de>
25239 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25240 Use ranges_overlap_p.
25241 (offset_overlaps_with_access): Rename
25242 to ranges_overlap_p and move ...
25243 * tree-flow-inline.h (ranges_overlap_p): ... here.
25245 * tree.h (get_inner_reference, handled_component_p): Update
25248 * tree.h (record_component_aliases, get_alias_set,
25249 alias_sets_conflict_p, alias_sets_must_conflict_p,
25250 objects_must_conflict_p): Move declarations ...
25251 * alias.h (record_component_aliases, get_alias_set,
25252 alias_sets_conflict_p, alias_sets_must_conflict_p,
25253 objects_must_conflict_p): ... here.
25254 Include coretypes.h.
25255 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25257 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25259 * cfg.c: Include tree-flow.h.
25260 (remove_edge_raw): Call redirect_edge_var_map_clear.
25261 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25262 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25263 (redirect_edge_var_map_result): New.
25264 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25265 PENDING_STMT use with redirect_edge_var_map_*.
25266 * tree-ssa.c (edge_var_maps): New definition.
25267 (redirect_edge_var_map_add): New.
25268 (redirect_edge_var_map_clear): New.
25269 (redirect_edge_var_map_dup): New.
25270 (redirect_edge_var_map_vector): New.
25271 (redirect_edge_var_map_destroy): New.
25272 (ssa_redirect_edge): Replace PENDING_STMT use with
25273 redirect_edge_var_map_*.
25274 (flush_pending_stmts): Same.
25275 (delete_tree_ssa): Destroy edge var map.
25276 * tree-flow.h (struct _edge_var_map): New.
25277 Define edge_var_map vector type.
25278 Declare redirect_edge_var_map_* prototypes.
25279 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25280 * tree-cfg.c (reinstall_phi_args): Replace
25281 PENDING_STMT use with redirect_edge_var_map_*.
25283 2008-03-05 Richard Guenther <rguenther@suse.de>
25285 PR tree-optimization/35472
25286 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25287 whose single use_stmt has a overlapping set of loaded and
25288 stored symbols as that use_stmt might be a noop assignment then.
25290 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25292 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25294 2008-03-05 Richard Guenther <rguenther@suse.de>
25297 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25298 should be constants.
25299 * tree-cfg.c (verify_expr): Verify it.
25300 * fold-const.c (fold_truthop): Remove code generating
25301 BIT_FIELD_REFs of structure bases.
25302 (fold_binary): Likewise.
25303 (fold_ternary): Position and size of BIT_FIELD_REFs are
25304 always host integers.
25305 (make_bit_field_ref): Remove.
25306 (optimize_bit_field_compare): Remove.
25307 (all_ones_mask_p): Remove.
25309 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25312 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25313 (split_block_and_df_analyze): New. Split basic block and rebuild
25315 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25317 (split_pattern_seq): Likewise.
25318 (erase_matching_seqs): Likewise.
25319 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25321 2008-03-04 Geoff Keating <geoffk@apple.com>
25323 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25324 declaration and code.
25325 (tree_invalid_nonnegative_warnv_p): Likewise.
25327 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25329 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25330 examples. Truncate option-names then causing overfull hbox.
25332 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25335 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25337 * configure: Rebuilt.
25339 2008-03-04 Rafael Espíndola <espindola@google.com>
25341 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25342 (tree_unary_nonnegative_warnv_p): New.
25343 (tree_binary_nonnegative_warnv_p): New.
25344 (tree_single_nonnegative_warnv_p): New.
25345 (tree_invalid_nonnegative_warnv_p): New.
25346 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25348 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25351 * opts.c (handle_option): Postpone 'unknown option' errors only for
25354 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25357 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25360 2008-03-04 Rafael Espíndola <espindola@google.com>
25362 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25363 (tree_binary_nonzero_warnv_p): New.
25364 (tree_single_nonzero_warnv_p): New.
25365 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25367 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25369 PR middle-end/35456
25370 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25371 transformations for modes that have signed zeros.
25372 * ifcvt.c (noce_try_abs): Ditto.
25374 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25376 * config/i386/i386.c (override_options): Force
25377 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25379 2008-03-04 Jan Hubicka <jh@suse.cz>
25382 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25385 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25387 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25388 label to probe the stack.
25390 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25392 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25393 (__gthr_win32_mutex_destroy): Declare.
25394 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25395 __gthr_win32_mutex_destroy.
25396 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25398 2008-03-03 Jan Hubicka <jh@suse.cz>
25401 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25402 aggressive on inlining cold calls.
25404 2008-03-03 Richard Guenther <rguenther@suse.de>
25406 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25407 struct copies into the expression table.
25408 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25409 (try_to_simplify): Likewise.
25410 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25411 integral and pointer arguments which do not change the
25412 precision to NOP_EXPRs.
25413 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25414 VIEW_CONVERT_EXPR case.
25416 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25418 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25419 defined in a loop at depth 0 is invariant.
25420 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25421 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25422 be called at loop depth 0.
25424 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25427 * gcc.c (process_command): Update copyright notice dates.
25428 * gcov.c (print_version): Likewise.
25429 * gcov-dump.c (print_version): Likewise.
25430 * mips-tfile.c (main): Likewise.
25431 * mips-tdump.c (main): Likewise.
25433 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25436 * c-common.c (flag_permissive): Delete.
25437 (constant_expression_warnings): Check flags first.
25438 (constant_expression_error): New.
25439 * c-common.h (flag_permissive): Delete.
25440 (constant_expression_error): Declare.
25441 * flags.h (flag_permissive): Declare. Update description.
25442 * diagnostic.c (pedwarn): Update.
25444 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25445 (permissive_error_kind): New.
25446 * toplev.c (flag_permissive): Define. Update description.
25447 * toplev.h (permissive_error_kind): Declare.
25448 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25449 (pedwarn_c90): Use pedantic_warning_kind.
25450 * c-opts.c (c_common_post_options): flag_permissive does not affect
25451 flag_pedantic_errors.
25453 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25455 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25456 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25457 __absvsi2, __absvDI2): Use unsigned arithmetic.
25459 2008-03-02 Andi Kleen <ak@suse.de>
25460 Richard Guenther <rguenther@suse.de>
25462 * struct-equiv.c: Remove file.
25463 * cfg_cleanup.c (condjump_equiv_p): Remove.
25464 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25465 (struct-equiv.o): Remove rule.
25466 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25467 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25468 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25470 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25472 * ifcvt.c (noce_process_if_block): Try to handle only the then
25473 block if the else block exists but isn't suitable.
25475 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25478 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25479 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25480 regression from previous patch.
25482 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25485 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25487 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25488 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25489 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25490 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25491 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25492 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25493 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25494 (__gthread_mutex_destroy_function): Rename to
25495 __gthread_mutex_destroy.
25496 * gthr-dce.h (__gthread_mutex_destroy): Call
25497 pthread_mutex_destroy.
25498 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25499 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25500 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25502 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25504 * df-scan.c (df_ref_chain_change_bb): Simplify.
25505 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25506 set_block_for_insn if there's any change.
25507 * df.h ((df_insn_change_bb): Fix prototype.
25508 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25509 df_insn_change_bb, don't call set_block_for_insn.
25510 * emit-rtl.c (reorder_insns): Likewise.
25511 * haifa-sched.c (move_insn): Likewise.
25513 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25515 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25517 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25519 * tree-flow-inline.h (next_readonly_imm_use): Return
25520 NULL_USE_OPERAND_P after the end.
25522 2008-03-01 Richard Guenther <rguenther@suse.de>
25524 PR tree-optimization/35411
25525 * tree-sra.c (sra_build_assignment): Split conversion to
25526 final type to a separate statement if we are not assigning
25529 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25531 * fold-const.c (fold_convertible_p): Correct the logic to follow
25532 that in fold_convert().
25534 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25537 * tree-inline.c (build_duplicate_type): When we make a
25538 duplicate type, make it unique in the canonical types system.
25540 2008-02-29 Tom Tromey <tromey@redhat.com>
25542 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25543 input_file_stack_history, input_file_stack_restored): Remove.
25544 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25545 * input.h (struct file_stack): Remove.
25546 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25547 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25549 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25551 (diagnostic_last_module_changed): Add 'map' argument.
25552 (diagnostic_set_last_function): Likewise.
25553 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25554 line map, not input_file_stack.
25555 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25557 2008-02-29 Paul Brook <paul@codesourcery.com>
25559 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25561 2008-02-29 Paul Brook <paul@codesourcery.com>
25563 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25565 2008-02-29 Richard Guenther <rguenther@suse.de>
25567 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25569 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25570 value for comparing for a store match.
25571 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25572 (try_to_simplify): Do not do a full-blown reference lookup.
25574 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25576 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25577 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25579 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25581 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25583 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25584 strides against cache sizes.
25586 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25588 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25591 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25593 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25594 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25595 is smaller than the original promoted value.
25596 (simplify_subreg): If OP is a SUBREG, try to preserve its
25597 SUBREG_PROMOTED_VAR_P information.
25599 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25601 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25602 (VN_INFO_GET): Allocate new objects on the obstack.
25603 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25604 for rpo_numbers_temp, for consistency.
25605 (free_scc_vn): Free the obstack.
25607 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25609 * doc/invoke.texi: Document -ftree-loop-distribution.
25610 * tree-loop-distribution.c: New.
25611 * tree-pass.h (pass_loop_distribution): New.
25612 * graphds.h (struct graph): Add htab_t indices.
25613 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25614 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25615 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25616 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25617 * tree-data-ref.c (debug_data_dependence_relations): New.
25618 (dump_data_dependence_relation): Also print data references.
25619 (free_data_ref): Extern.
25620 (same_access_functions): Moved...
25621 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25622 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25623 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25624 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25625 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25626 (stmts_from_loop): Skip LABEL_EXPR.
25627 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25629 (build_rdg): Initialize rdg->indices htab.
25630 (free_rdg, stores_from_loop, ref_base_address,
25631 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25632 have_similar_memory_accesses_1, ref_base_address_1,
25633 remove_similar_memory_refs): New.
25634 * tree-data-ref.h: Depend on tree-chrec.h.
25635 (debug_data_dependence_relations, free_data_ref): Declared.
25636 (same_access_functions): ... here.
25637 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25639 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25640 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25641 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25642 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25643 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25644 rdg_vertex_for_stmt): Declared.
25645 (struct rdg_edge): Add level.
25647 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25648 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25650 (rdg_has_similar_memory_accesses): New.
25651 * tree-vect-analyze.c: Remove unused static decls.
25652 * lambda.h (dependence_level): New.
25653 * common.opt (ftree-loop-distribution): New.
25654 * tree-flow.h (mark_virtual_ops_in_bb,
25655 slpeel_tree_duplicate_loop_to_edge_cfg,
25656 rename_variables_in_loop): Declared.
25657 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25658 (OBJS-common): Add tree-loop-distribution.o.
25659 (tree-loop-distribution.o): New rule.
25660 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25661 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25662 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25664 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25667 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25668 other than structures and unions.
25670 2008-02-28 Richard Guenther <rguenther@suse.de>
25673 2008-02-26 Richard Guenther <rguenther@suse.de>
25675 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25676 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25677 (lookup_decl_from_uid): Declare.
25678 (remove_decl_from_map): Likewise.
25679 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25680 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25681 (decl_for_uid_map): New global hashtable mapping DECL_UID
25683 (init_ttree): Allocate it.
25684 (insert_decl_to_uid_decl_map): New helper function.
25685 (make_node_stat): Insert new decls into the map.
25686 (copy_node_stat): Likewise.
25687 (lookup_decl_from_uid): New function.
25688 (remove_decl_from_map): Likewise.
25689 (print_decl_for_uid_map_statistics): New helper.
25690 (dump_tree_statistics): Call it.
25692 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25693 (referenced_var_iterator): Adjust.
25694 (FOR_EACH_REFERENCED_VAR): Adjust.
25695 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25696 (num_referenced_vars): Adjust.
25697 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25698 (first_referenced_var): Remove.
25699 (end_referenced_vars_p): Likewise.
25700 (next_referenced_var): Likewise.
25701 (referenced_var_iterator_set): New helper function.
25702 * tree-dfa.c (referenced_var_lookup): Adjust.
25703 (referenced_var_check_and_insert): Likewise.
25704 (remove_referenced_var): Likewise.
25705 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25706 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25707 (verify_call_clobbering): Likewise.
25708 (verify_memory_partitions): Likewise.
25709 (init_tree_ssa): Allocate bitmap instead of hashtable for
25711 (delete_tree_ssa): Adjust.
25712 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25713 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25714 (compute_tag_properties): Likewise.
25715 (set_initial_properties): Likewise.
25716 (find_partition_for): Likewise.
25717 (update_reference_counts): Likewise.
25718 (dump_may_aliases_for): Likewise.
25719 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25720 (add_call_clobber_ops): Likewise.
25721 (add_call_read_ops): Likewise.
25722 (get_asm_expr_operands): Likewise.
25723 * tree-into-ssa.c (dump_decl_set): Likewise.
25724 (update_ssa): Likewise.
25725 * tree-sra.c (scan_function): Likewise.
25726 (decide_instantiations): Likewise.
25727 (scalarize_parms): Likewise.
25728 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25729 (dsa_named_for): Likewise.
25730 * tree-ssa-structalias.c (update_alias_info): Likewise.
25731 (merge_smts_into): Likewise.
25733 2008-02-27 David Daney <ddaney@avtrex.com>
25736 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25737 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25738 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25739 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25740 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25742 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25745 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25746 (BUILT_IN_NEXTTOWARD): Remove.
25747 (BUILT_IN_NEXTTOWARDF): Ditto.
25748 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25749 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25751 2008-02-27 Tom Tromey <tromey@redhat.com>
25753 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25754 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25756 2008-02-27 Jan Beulich <jbeulich@novell.com>
25758 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25759 update the respective field on newdecl.
25761 2008-02-27 Revital Eres <eres@il.ibm.com>
25763 PR rtl-optimization/34999
25764 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25765 crossing edges that ends with a call insn.
25766 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25767 call insn and clear the EDGE_CROSSING flag of the crossing edge
25768 when fixing fallthru edges.
25770 2008-02-27 Richard Guenther <rguenther@suse.de>
25772 PR middle-end/35390
25773 * fold-const.c (fold_unary): Return the correct argument,
25774 converted to the result type.
25776 2008-02-27 Richard Guenther <rguenther@suse.de>
25778 PR middle-end/34971
25779 * expr.c (expand_expr_real_1): Assert on rotates that operate
25781 * fold-const.c (fold_binary): Use the types precision, not the
25782 bitsize of the mode if folding rotate expressions. Build rotates
25783 only for full modes.
25785 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25787 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25788 and CPP_PRAGMA_EOL.
25789 * c-pragma.c (pragma_ns_name): New typedef.
25790 (registered_pp_pragmas): New variable.
25791 (c_pp_lookup_pragma): New function.
25792 (c_register_pragma_1): If flag_preprocess_only, do nothing
25793 for non-expanded pragmas, for expanded ones push pragma's
25794 namespace and name into registered_pp_pragmas vector.
25795 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25796 flag_preprocess_only, don't register GCC pch_preprocess
25797 pragma if flag_preprocess_only.
25798 * c-opts.c (c_common_init): Call init_pragma even if
25799 flag_preprocess_only.
25800 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25801 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25802 cpp_register_pragma if flag_preprocess_only.
25804 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25807 * c-parser.c (c_parser_translation_unit): Warn for empty
25808 translation unit, not empty source file.
25810 2008-02-26 Paul Brook <paul@codesourcery.com>
25812 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25813 operand for Thumb-2.
25814 * config/arm/arm.h (reg_class): Add CORE_REGS.
25815 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25816 (BASE_REG_CLASS): Use CORE_REGS.
25817 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25818 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25819 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25820 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25821 ARM_REGNO_OK_FOR_INDEX_P.
25822 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25823 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25824 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25825 (ldm/stm peepholes): Ditto.
25826 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25827 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25828 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25829 * config/arm/constraints.md: Enable "k" constraint on ARM.
25831 2008-02-27 Ben Elliston <bje@au.ibm.com>
25833 * config/rs6000/rs6000.c: Annotate cache line size field in all
25834 instances of struct processor_costs.
25836 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25838 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25839 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25840 jump_bypass): New counters.
25841 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25842 * dce.c (gate_ud_dce): Same.
25843 (gate_fast_dce): Same.
25844 * dse.c (gate_dse1): New function.
25845 (gate_dse2): New function.
25846 (gate_dse): Merge results of new gate functions.
25847 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25848 (gate_handle_jump_bypass): Add dbg_cnt.
25849 (gate_handle_gcse): Add dbg_cnt.
25850 * ifcvt.c (gate_handle_if_conversion): Same.
25851 (gate_handle_if_after_combine): Same.
25852 (gate_handle_if_after_reload): Same.
25853 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25855 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25857 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25859 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25861 2008-02-26 Jason Merrill <jason@redhat.com>
25864 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25865 alone if it's the naming decl for the type's main variant.
25867 2008-02-26 Tom Tromey <tromey@redhat.com>
25869 * system.h (USE_MAPPED_LOCATION): Poison.
25870 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25871 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25872 (make_goto_expr_edges): Likewise.
25873 (remove_bb): Likewise.
25874 (execute_warn_function_return): Likewise.
25875 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25877 * c-common.c (fname_decl): Remove old location code.
25878 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25880 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25882 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25883 (gen_rtx_ASM_INPUT): Likewise.
25884 (gen_rtx_ASM_INPUT_loc): Likewise.
25885 (get_rtx_asm_OPERANDS): Remove.
25886 * cfglayout.c (insn_locators_alloc): Remove old location code.
25887 (set_curr_insn_source_location): Likewise.
25888 (curr_insn_locator): Likewise.
25889 * print-tree.c (print_node): Remove old location code.
25890 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25891 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25892 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25893 location_from_locus.
25894 (construct_exit_block): Remove old location code.
25895 * emit-rtl.c (force_next_line_note): Remove old location code.
25896 * profile.c (branch_prob): Remove old location code.
25897 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25898 LOC_LINE): Remove old-location variants.
25899 * langhooks.c (lhd_print_error_function): Remove old location
25901 * configure, config.in: Rebuilt.
25902 * configure.ac (--enable-mapped-location): Remove.
25903 * c-decl.c (c_init_decl_processing): Remove old location code.
25904 (finish_function): Likewise.
25905 * recog.c (decode_asm_operands): Remove old location code.
25906 * c-pch.c (c_common_read_pch): Remove old location code.
25907 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25909 * gimple-low.c (lower_function_body): Remove old location code.
25910 * toplev.c (unknown_location): Remove.
25911 (push_srcloc): Remove old-location variant.
25912 (process_options): Remove old location code.
25913 (lang_dependent_init): Likewise.
25914 * input.h (UNKNOWN_LOCATION): Move definition.
25915 (location_t): Undeprecate.
25916 (source_locus): Remove.
25917 (location_from_locus): Remove.
25918 (struct location_s): Remove.
25919 Remove all old-location code.
25920 (input_line, input_filename): Remove.
25921 * final.c (final_scan_insn): Remove old location code.
25922 * diagnostic.c (diagnostic_build_prefix): Remove
25923 USE_MAPPED_LOCATION test.
25924 * tree.h (gimple_stmt) <locus>: Now a location_t.
25925 (tree_exp) <locus>: Likewise.
25926 (DECL_IS_BUILTIN): Remove old-location variant.
25927 (annotate_with_file_line, annotate_with_locus): Likewise.
25928 (expr_locus, set_expr_locus): Update.
25929 * tree.c (build1_stat): Remove old location code.
25930 (last_annotated_node): Remove.
25931 (annotate_with_file_line): Remove old-location variant.
25932 (annotate_with_locus): Likewise.
25933 (expr_location): Remove old location code.
25934 (set_expr_location): Likewise.
25935 (expr_has_location): Likewise.
25936 (expr_locus): Likewise.
25937 (set_expr_locus): Likewise.
25938 (expr_filename): Don't use location_from_locus.
25939 (expr_lineno): Likewise.
25940 * rtl-error.c (location_for_asm): Remove old location code.
25941 * c-lex.c (cb_line_change): Remove old location code.
25942 (fe_file_change): Likewise.
25943 (cb_def_pragma): Likewise.
25944 (c_lex_with_flags): Likewise.
25945 * gengtype.c (do_typedef): Don't special-case location types.
25946 (define_location_structures): Remove.
25947 (main): Don't call define_location_structures.
25948 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25951 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25954 * builtins.def (BUILT_IN_STDARG_START): Remove.
25955 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25956 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25957 * tree-inline.c (inline_forbidden_p_1): Likewise.
25959 2008-02-26 Richard Guenther <rguenther@suse.de>
25961 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25962 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25963 (lookup_decl_from_uid): Declare.
25964 (remove_decl_from_map): Likewise.
25965 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25966 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25967 (decl_for_uid_map): New global hashtable mapping DECL_UID
25969 (init_ttree): Allocate it.
25970 (insert_decl_to_uid_decl_map): New helper function.
25971 (make_node_stat): Insert new decls into the map.
25972 (copy_node_stat): Likewise.
25973 (lookup_decl_from_uid): New function.
25974 (remove_decl_from_map): Likewise.
25975 (print_decl_for_uid_map_statistics): New helper.
25976 (dump_tree_statistics): Call it.
25978 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25979 (referenced_var_iterator): Adjust.
25980 (FOR_EACH_REFERENCED_VAR): Adjust.
25981 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25982 (num_referenced_vars): Adjust.
25983 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25984 (first_referenced_var): Remove.
25985 (end_referenced_vars_p): Likewise.
25986 (next_referenced_var): Likewise.
25987 (referenced_var_iterator_set): New helper function.
25988 * tree-dfa.c (referenced_var_lookup): Adjust.
25989 (referenced_var_check_and_insert): Likewise.
25990 (remove_referenced_var): Likewise.
25991 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25992 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25993 (verify_call_clobbering): Likewise.
25994 (verify_memory_partitions): Likewise.
25995 (init_tree_ssa): Allocate bitmap instead of hashtable for
25997 (delete_tree_ssa): Adjust.
25998 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25999 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26000 (compute_tag_properties): Likewise.
26001 (set_initial_properties): Likewise.
26002 (find_partition_for): Likewise.
26003 (update_reference_counts): Likewise.
26004 (dump_may_aliases_for): Likewise.
26005 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26006 (add_call_clobber_ops): Likewise.
26007 (add_call_read_ops): Likewise.
26008 (get_asm_expr_operands): Likewise.
26009 * tree-into-ssa.c (dump_decl_set): Likewise.
26010 (update_ssa): Likewise.
26011 * tree-sra.c (scan_function): Likewise.
26012 (decide_instantiations): Likewise.
26013 (scalarize_parms): Likewise.
26014 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26015 (dsa_named_for): Likewise.
26016 * tree-ssa-structalias.c (update_alias_info): Likewise.
26017 (merge_smts_into): Likewise.
26019 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26022 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26023 * c-opts.c (c_common_handle_option): Wall enables
26024 Wvolatile-register-var.
26025 * common.opt: Move Wvolatile-register-var to...
26028 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26030 * common.opt (Wlarger-than=): New.
26031 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26033 * opts.c (common_handle_option): Handle -Wlarger-than=.
26034 * optc-gen.awk: Likewise.
26035 * opth-gen.awk: Likewise.
26036 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26037 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26039 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26041 * c-common.c (match_case_to_enum_1): Add appropriate
26042 OPT_W* parameter to warning.
26043 (c_do_switch_warnings): Likewise.
26044 * c-typeck.c (warning_init): Add one more parameter following
26045 'warning' function.
26046 (push_init_level): Update call to warning_init.
26047 (pop_init_level): Likewise.
26048 (add_pending_init): Likewise.
26049 (output_init_element: Likewise.
26051 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26054 * toplev.c (toplev_main): If there are warnings or error, print
26055 errors for ignored options.
26056 * opts.c (ignored_options): New static variable.
26057 (postpone_unknown_option_error): New.
26058 (print_ignored_options): New.
26059 (handle_option): Postpone errors for unknown -Wno-* options.
26060 * opts.h (print_ignored_options): Declare.
26062 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26064 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26067 2008-02-25 Richard Guenther <rguenther@suse.de>
26070 2008-02-25 Richard Guenther <rguenther@suse.de>
26072 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26073 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26074 (lookup_decl_from_uid): Declare.
26075 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26076 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26077 (decl_for_uid_map): New global hashtable mapping DECL_UID
26079 (init_ttree): Allocate it.
26080 (insert_decl_to_uid_decl_map): New helper function.
26081 (make_node_stat): Insert new decls into the map.
26082 (copy_node_stat): Likewise.
26083 (lookup_decl_from_uid): New function.
26084 (print_decl_for_uid_map_statistics): New helper.
26085 (dump_tree_statistics): Call it.
26087 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26088 (referenced_var_iterator): Adjust.
26089 (FOR_EACH_REFERENCED_VAR): Adjust.
26090 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26091 (num_referenced_vars): Adjust.
26092 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26093 (first_referenced_var): Remove.
26094 (end_referenced_vars_p): Likewise.
26095 (next_referenced_var): Likewise.
26096 (referenced_var_iterator_set): New helper function.
26097 * tree-dfa.c (referenced_var_lookup): Adjust.
26098 (referenced_var_check_and_insert): Likewise.
26099 (remove_referenced_var): Likewise.
26100 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26101 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26102 (verify_call_clobbering): Likewise.
26103 (verify_memory_partitions): Likewise.
26104 (init_tree_ssa): Allocate bitmap instead of hashtable for
26106 (delete_tree_ssa): Adjust.
26107 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26109 (compute_tag_properties): Likewise.
26110 (set_initial_properties): Likewise.
26111 (find_partition_for): Likewise.
26112 (update_reference_counts): Likewise.
26113 (dump_may_aliases_for): Likewise.
26114 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26115 (add_call_clobber_ops): Likewise.
26116 (add_call_read_ops): Likewise.
26117 (get_asm_expr_operands): Likewise.
26118 * tree-into-ssa.c (dump_decl_set): Likewise.
26119 (update_ssa): Likewise.
26120 * tree-sra.c (scan_function): Likewise.
26121 (decide_instantiations): Likewise.
26122 (scalarize_parms): Likewise.
26123 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26124 (dsa_named_for): Likewise.
26125 * tree-ssa-structalias.c (update_alias_info): Likewise.
26126 (merge_smts_into): Likewise.
26128 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26131 * doc/invoke.texi (-fcx-limited-range): Document new option.
26132 * toplev.c (process_options): Handle -fcx-fortran-rules.
26133 * common.opt: Add documentation for -fcx-fortran-rules.
26135 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26138 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26139 actual behaviour and C99.
26141 2008-02-26 Ben Elliston <bje@au.ibm.com>
26143 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26144 (ASM_CPU_POWER6_SPEC): Likewise.
26145 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26146 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26147 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26149 2008-02-25 Richard Guenther <rguenther@suse.de>
26151 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26152 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26153 (lookup_decl_from_uid): Declare.
26154 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26155 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26156 (decl_for_uid_map): New global hashtable mapping DECL_UID
26158 (init_ttree): Allocate it.
26159 (insert_decl_to_uid_decl_map): New helper function.
26160 (make_node_stat): Insert new decls into the map.
26161 (copy_node_stat): Likewise.
26162 (lookup_decl_from_uid): New function.
26163 (print_decl_for_uid_map_statistics): New helper.
26164 (dump_tree_statistics): Call it.
26166 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26167 (referenced_var_iterator): Adjust.
26168 (FOR_EACH_REFERENCED_VAR): Adjust.
26169 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26170 (num_referenced_vars): Adjust.
26171 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26172 (first_referenced_var): Remove.
26173 (end_referenced_vars_p): Likewise.
26174 (next_referenced_var): Likewise.
26175 (referenced_var_iterator_set): New helper function.
26176 * tree-dfa.c (referenced_var_lookup): Adjust.
26177 (referenced_var_check_and_insert): Likewise.
26178 (remove_referenced_var): Likewise.
26179 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26180 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26181 (verify_call_clobbering): Likewise.
26182 (verify_memory_partitions): Likewise.
26183 (init_tree_ssa): Allocate bitmap instead of hashtable for
26185 (delete_tree_ssa): Adjust.
26186 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26187 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26188 (compute_tag_properties): Likewise.
26189 (set_initial_properties): Likewise.
26190 (find_partition_for): Likewise.
26191 (update_reference_counts): Likewise.
26192 (dump_may_aliases_for): Likewise.
26193 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26194 (add_call_clobber_ops): Likewise.
26195 (add_call_read_ops): Likewise.
26196 (get_asm_expr_operands): Likewise.
26197 * tree-into-ssa.c (dump_decl_set): Likewise.
26198 (update_ssa): Likewise.
26199 * tree-sra.c (scan_function): Likewise.
26200 (decide_instantiations): Likewise.
26201 (scalarize_parms): Likewise.
26202 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26203 (dsa_named_for): Likewise.
26204 * tree-ssa-structalias.c (update_alias_info): Likewise.
26205 (merge_smts_into): Likewise.
26207 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26210 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26211 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26212 * alias.h (nonoverlapping_memrefs_p): Likewise.
26214 2008-02-25 Jan Beulich <jbeulich@novell.com>
26216 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26217 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26218 __emultls_get_address, __emultls_register_common,
26219 __floatundi?f, and _Unwind_GetIPInfo.
26220 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26221 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26222 (gen_regparm_prefix): Likewise.
26223 (i386_nlm_encode_section_info): Sync with
26224 config/i386/winnt.c:i386_pe_encode_section_info().
26225 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26226 i386_nlm_mangle_decl_assembler_name): New.
26227 (netware_override_options): New.
26228 * config/i386/netware.h (netware_override_options): Declare.
26229 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26230 (i386_nlm_mangle_decl_assembler_name): Declare.
26231 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26233 2008-02-25 Ben Elliston <bje@au.ibm.com>
26236 * c-decl.c (grokdeclarator): Remove unused local variables
26237 `typedef_type' and `type_as_written'.
26239 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26240 unused local variable `has_hot_blocks'.
26241 (fix_crossing_conditional_branches): Remove unused local variable
26244 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26246 PR middle-end/19984
26247 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26248 using DEF_C99_BUILTIN.
26249 (BUILT_IN_NANF): Ditto.
26250 (BUILT_IN_NANL): Ditto.
26252 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26253 Revital Eres <eres@il.ibm.com>
26255 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26256 regarding the order of two dependent insns in the same row.
26258 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26260 * stor-layout.c (layout_decl): Do not bump the alignment of a
26261 bit-field to more than byte alignment if it is packed.
26263 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26265 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26268 2008-02-24 Diego Novillo <dnovillo@google.com>
26270 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26273 * tree-vrp.c (vrp_evaluate_conditional): With
26274 -Wtype-limits, emit a warning when comparing against a
26275 constant outside the natural range of OP0's type.
26276 * c.opt (Wtype-limits): Move ...
26277 * common.opt (Wtype-limits): ... here.
26279 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26281 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26282 * config/rs6000/e300c2c3.md: New file.
26283 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26285 (rs6000_override_options): Add e300c2 and e300c3 cases to
26286 processor_target_table. Do not allow usage of Altivec or Spe
26287 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26288 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26289 * config/rs6000/rs6000.h (processor_type): Add
26290 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26291 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26292 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26293 and ppce300c3. Include e300c2c3.md.
26295 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26297 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26298 instead of TARGET_STRICT_ALIGN.
26300 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26302 * explow.c (memory_address): Assert that the generated address is
26305 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26308 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26309 * config/darwin-ppc-ldouble-patch.def: New file.
26310 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26311 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26312 SUBTARGET_INIT_BUILTINS if defined.
26313 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26316 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26319 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26320 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26322 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26325 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26326 file" warning condtional on -Winvalid-PCH.
26328 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26330 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26332 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26336 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26337 prevent reload from using MMX registers.
26338 (*mov<mode>_internal): Ditto.
26339 (*movv2sf_internal_rex64): Ditto.
26340 (*movv2sf_internal): Ditto.
26342 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26344 PR documentation/31569
26345 * doc/install.texi2html: Use makeinfo --no-number-sections.
26347 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26349 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26350 ensure that we can address an entire entity > 8 bytes. Don't
26351 generate reg+reg addressing for such data.
26353 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26355 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26356 strings when optimizing for size, unless the target cares about
26359 2008-02-22 Tom Tromey <tromey@redhat.com>
26361 * regclass.c (current_pass): Remove declaration.
26363 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26365 * config/avr/libgcc.S (__RAMPZ__): Define.
26366 (__do_copy_data): Add for devices with 128KB code memory.
26368 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26370 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26372 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26374 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26376 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26379 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26382 * c-typeck.c (build_binary_op): Warn about floating point
26383 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26385 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26388 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26389 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26391 (rs6000_override_options): Set altivec_abi as default, not override,
26392 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26393 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26394 is used; use new member spe_abi.
26395 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26396 spe_abi and altivec_abi.
26398 2008-02-22 Tomas Bily <tbily@suse.cz>
26400 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26402 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26405 * config.build (build_file_translate): Set to `CMD //c' only if
26407 * Makefile.in (build_file_translate): Improve comment.
26409 2008-02-21 Jan Hubicka <jh@suse.cz>
26411 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26412 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26413 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26415 2008-02-21 Michael Matz <matz@suse.de>
26418 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26420 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26422 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26423 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26424 as insn constraint.
26425 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26426 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26427 SSE_VEC_FLOAT_MODE_P as insn constraint.
26428 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26429 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26430 sse4a_movntdf using MODEF mode iterator.
26431 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26432 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26433 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26434 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26435 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26436 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26437 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26439 2008-02-21 Richard Guenther <rguenther@suse.de>
26441 * tree.def (PAREN_EXPR): New tree code.
26442 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26444 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26445 * expr.c (expand_expr_real_1): Likewise.
26446 * tree-inline.c (estimate_num_insns_1): Likewise.
26447 * tree-complex.c (expand_complex_move): Likewise.
26448 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26451 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26454 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26456 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26459 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26461 * config/sh/sh.c (find_barrier): Don't go past
26462 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26464 2008-02-20 DJ Delorie <dj@redhat.com>
26466 * config/h8300/h8300.md (insv): Force source operand to be a register.
26468 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26469 as a jump, not as a plain insn.
26471 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26473 * doc/invoke.texi (Warning Options): Add new option
26474 -Wframe-larger-than=.
26475 (-Wframe-larger-than): Document.
26477 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26478 Add declarations for new option variables.
26480 * final.c (final_start_function): Check the frame size
26481 before emission and issue a Wframe-larger-than warning.
26483 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26484 Add definitions for new option variables.
26485 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26487 * common.opt (Wframe-larger-than=): New option.
26489 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26491 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26492 (<sse>_div<mode>3): Ditto.
26493 (<sse>_vmdiv<mode>3): Ditto.
26494 (<sse>_vmsqrt<mode>2): Ditto.
26495 (*smax<mode>3): Ditto.
26496 (sse5_frcz<mode>2): Ditto.
26497 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26498 as insn constraint.
26500 2008-02-20 Richard Guenther <rguenther@suse.de>
26502 PR middle-end/35265
26503 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26504 be happy with INTEGRAL_TYPE_P.
26506 2008-02-20 Richard Guenther <rguenther@suse.de>
26508 * fold-const.c (split_tree): Associate floatig-point expressions
26509 if flag_associative_math is set.
26511 2008-02-20 Richard Guenther <rguenther@suse.de>
26513 * tree.h (fold_real_zero_addition_p): Declare.
26514 * fold-const.c (fold_real_zero_addition_p): Export.
26515 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26516 floating-point operations with zero and one.
26518 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26520 * doc/install.texi: Correct references to CFLAGS, replacing them
26521 with BOOT_CFLAGS. Document flags used during bootstrap for
26524 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26526 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26527 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26528 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26530 (smin<mode>3): Ditto from similar patterns.
26531 (smax<mode>3): Ditto.
26532 (*ieee_smin<mode>3): Ditto.
26533 (*ieee_smax<mode>3): Ditto.
26534 * config/i386/sse.md (sse): New mode attribute.
26535 (mov<mode>): Macroize expander from movv4sf and movv2df using
26536 SSEMODEF2P mode iterator.
26537 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26538 SSE_VEC_FLOAT_MODE_P as insn constraint.
26539 (storent<mode>): Ditto.
26540 (storent<mode>): Macroize expander from storentsf and storentdf using
26541 MODEF mode iterator.
26542 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26543 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26544 (abs<mode>2): Ditto from similar patterns.
26545 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26546 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26547 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26548 (<sse>_vmsqrt<mode>2): Ditto.
26549 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26550 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26551 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26552 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26553 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26554 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26555 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26557 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26558 iterator and SSE_FLOAT_MODE_P as insn constraint.
26559 (<sse>_ucomi): Ditto from similar patterns.
26560 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26561 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26562 SSE_VEC_FLOAT_MODE_P as insn constraint.
26563 (vcond<mode>): Ditto from similar patterns.
26564 (and<mode>3, *and<mode>3): Ditto.
26565 (<sse>_nand<mode>3): Ditto.
26566 (ior<mode>3, *ior<mode>3): Ditto.
26567 (xor<mode>3, *xor<mode>3): Ditto.
26568 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26569 iterator and SSE_FLOAT_MODE_P as insn constraint.
26570 (*nand<mode>3): Ditto from similar patterns.
26571 (*ior<mode>3): Ditto.
26572 (*xor<mode>3): Ditto.
26574 2008-02-20 Ira Rosen <irar@il.ibm.com>
26576 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26577 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26578 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26580 2008-02-19 Jan Hubicka <jh@suse.cz>
26582 * predict.c (tree_bb_level_predictions): Remove variable next
26583 mistakely introduced by previous commit.
26585 2008-02-19 Jan Hubicka <jh@suse.cz>
26587 * predict.c (predict_paths_leading_to): Rewrite.
26588 (predict_paths_for_bb): New.
26589 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26591 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26594 * Makefile.in (build_file_translate): New.
26595 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26596 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26597 * configure.ac (build_file_translate): Substitute it.
26598 * configure: Regenerate.
26600 2008-02-19 Jan Hubicka <jh@suse.cz>
26602 PR rtl-optimization/34408
26603 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26606 2008-02-19 Jan Hubicka <jh@suse.cz>
26608 PR middle-end/28779
26609 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26612 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26615 * config/i386/i386-modes.def: Revert the last DI alignment
26616 change until Ada people can look into it.
26618 2008-02-19 Nick Clifton <nickc@redhat.com>
26620 * opts.c (print_specific_help): Fix typo in --help text.
26622 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26625 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26626 32-bit inline asm without asm alternatives for host GCC < 3.0.
26628 2008-02-19 Richard Guenther <rguenther@suse.de>
26630 PR tree-optimization/34989
26631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26632 Allow propagation to INDIRECT_REF if we can simplify only.
26634 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26636 * c-common.c (warn_for_collisions_1): Use appropriate option when
26639 2008-02-19 Nick Clifton <nickc@redhat.com>
26642 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26643 (handle_options): Fix indentation.
26644 (print_filtered_help): If no language-specific options were
26645 displayed tell the user how to list all the options supported by
26646 the language's front-end.
26647 (print_specific_help): Fix indentation and remove duplicate line.
26648 (common_handle_option): Handle the -v option.
26649 For --help enable the display of undocumented options if the -v
26650 switch has been included on the command line.
26651 For --help= check for overlaps in the arguments between the option
26652 classes and the language names and issue a warning when they
26653 cannot be disambiguated.
26654 * c.opt (v): Pass on to the common option handler.
26656 2008-02-19 Revital Eres <eres@il.ibm.com>
26658 * modulo-sched.c (sms_schedule): Change dump message when
26659 create_ddg function fails.
26660 (try_scheduling_node_in_cycle): Rename row to cycle.
26661 (print_partial_schedule): Rename CYCLE to ROW.
26663 2008-02-19 Christian Bruel <christian.bruel@st.com>
26664 Zdenek Dvorak <ook@ucw.cz>
26666 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26668 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26671 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26672 (*x86_movdicc_0_m1_se): Ditto.
26674 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26676 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26677 (CMPtype): Define as __gcc_CMPtype.
26678 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26679 (CMPtype): Define as __gcc_CMPtype.
26681 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26683 Support valgrind 3.3 for --enable-checking=valgrind.
26684 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26686 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26687 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26688 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26689 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26690 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26691 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26692 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26694 * ggc-zone.c: Similar.
26695 * ggc-page.c: Similar.
26697 2008-02-19 Paul Brook <paul@codesourcery.com>
26700 * config/arm/ieee754-df.S: Fix do_it typo.
26701 * config/arm/ieee754-sf.S: Fix do_it typo.
26703 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26706 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26707 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26708 (OPTION_MASK_ISA_SSE_SET): Likewise.
26709 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26710 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26711 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26712 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26713 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26714 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26715 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26716 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26717 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26718 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26719 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26720 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26721 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26722 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26723 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26724 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26725 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26726 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26727 (OPTION_MASK_ISA_SSE4): Removed.
26728 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26729 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26730 (override_options): Don't turn on implied SSE/MMX bits in
26733 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26735 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26738 2008-02-18 Joey Ye <joey.ye@intel.com>
26740 PR middle-end/34921
26741 * tree-nested.c (insert_field_into_struct): Set type alignment
26742 to field alignment if the former is less than the latter.
26744 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26746 * BASE-VER: Set to 4.4.0.
26748 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26750 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26751 * doc/cfg.texi: Likewise.
26752 * doc/extend.texi: Likewise.
26753 * doc/gty.texi: Likewise.
26754 * doc/invoke.texi: Likewise.
26755 * doc/loop.texi: Likewise.
26756 * doc/md.texi: Likewise.
26757 * doc/passes.texi: Likewise.
26758 * doc/rtl.texi: Likewise.
26759 * doc/sourcebuild.texi: Likewise.
26760 * doc/tm.texi: Likewise.
26761 * doc/tree-ssa.texi: Likewise.
26763 2008-02-17 Richard Guenther <rguenther@suse.de>
26765 PR middle-end/35227
26766 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26767 without default definition.
26769 2008-02-17 Richard Guenther <rguenther@suse.de>
26771 PR tree-optimization/35231
26772 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26775 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26778 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26779 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26780 libgcc_cmp_return mode.
26782 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26785 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26787 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26789 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26792 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26794 * doc/c-tree.texi: Use `@.' where appropriate.
26795 * doc/extend.texi: Likewise.
26796 * doc/install.texi: Likewise.
26797 * doc/invoke.texi: Likewise.
26798 * doc/loop.texi: Likewise.
26799 * doc/makefile.texi: Likewise.
26800 * doc/md.texi: Likewise.
26801 * doc/passes.texi: Likewise.
26802 * doc/standards.texi: Likewise.
26803 * doc/tm.texi: Likewise.
26805 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26807 PR middle-end/35196
26808 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26810 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26811 rather than in entry_bb.
26813 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26815 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26816 libgcc_cmp_return mode.
26818 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26820 PR middle-end/35130
26821 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26822 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26824 2008-02-15 Richard Guenther <rguenther@suse.de>
26825 Zdenek Dvorak <ook@ucw.cz>
26827 PR tree-optimization/35164
26828 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26829 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26830 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26831 Only propagate addresses which do not have abnormal SSA_NAMEs
26834 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26837 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26839 2008-02-15 Jan Hubicka <jh@suse.cz>
26841 PR middle-end/35149
26842 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26844 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26846 PR middle-end/34621
26847 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26848 when calculating alignment_pad.
26850 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26852 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26853 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26854 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26855 and STACK_BOUNDARY define.
26857 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26859 PR preprocessor/35061
26860 * c-pragma.c (handle_pragma_pop_macro): Check that
26861 pushed_macro_table has been allocated.
26863 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26865 PR middle-end/35136
26866 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26867 (force_gimple_operand): Likewise.
26868 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26869 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26870 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26871 (find_interesting_uses_address): Check addressability and alignment
26872 of the base expression only after substituting bases of IVs into it.
26874 2008-02-14 Michael Matz <matz@suse.de>
26877 * function.c (instantiate_virtual_regs_in_insn): Reload address
26878 before falling back to reloading the whole operand.
26880 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26882 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26883 before the first section switch note.
26885 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26887 * doc/bugreport.texi: Update copyright years.
26888 * doc/c-tree.texi: Likewise.
26889 * doc/cfg.texi: Likewise.
26890 * doc/cpp.texi: Likewise.
26891 * doc/cppinternals.texi: Likewise.
26892 * doc/fragments.texi: Likewise.
26893 * doc/frontends.texi: Likewise.
26894 * doc/gcc.texi: Likewise.
26895 * doc/gty.texi: Likewise.
26896 * doc/hostconfig.texi: Likewise.
26897 * doc/implement-c.texi: Likewise.
26898 * doc/libgcc.texi: Likewise.
26899 * doc/loop.texi: Likewise.
26900 * doc/makefile.texi: Likewise.
26901 * doc/options.texi: Likewise.
26902 * doc/passes.texi: Likewise.
26903 * doc/rtl.texi: Likewise.
26904 * doc/sourcebuild.texi: Likewise.
26905 * doc/standards.texi: Likewise.
26906 * doc/tree-ssa.texi: Likewise.
26907 * doc/trouble.texi: Likewise.
26909 * doc/extend.texi: Use @: or add comma where appropriate.
26910 * doc/invoke.texi: Likewise.
26911 * doc/tm.texi: Likewise.
26913 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26916 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26919 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26921 * doc/md.texi (clz, ctz): Add reference.
26922 * doc/rtl.texi (clz, ctz): Likewise.
26924 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26927 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26930 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26932 * config/s390/s390.c (struct constant_pool): New field
26933 emit_pool_after added.
26934 (s390_mainpool_start): Set the emit_pool_after flag according
26935 to the section switch notes.
26936 (s390_mainpool_finish): Consider emit_pool_after when emitting
26937 the literal pool at the end of the function.
26938 (s390_chunkify_start): Force literal pool splits at section
26941 2008-02-13 Michael Matz <matz@suse.de>
26944 * var-tracking.c (clobber_variable_part): Correctly traverse the
26947 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26950 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26951 Add -fdump-ipa-inline.
26952 * tree-dump.c (dump_files): Remove tree-inlined dump.
26953 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26955 2008-02-12 Richard Guenther <rguenther@suse.de>
26957 PR tree-optimization/35171
26958 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26961 2008-02-12 Richard Guenther <rguenther@suse.de>
26963 PR middle-end/35163
26964 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26965 value-preserving mode. Disallow final truncation.
26967 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26969 PR middle-end/35136
26970 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26971 code from here to...
26972 (force_gimple_operand): ...here.
26974 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26977 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26978 non-compatible pointers.
26979 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26980 different FIELD_DECLs, try harder by comparing field offsets, sizes
26983 PR inline-asm/35160
26984 * function.c (match_asm_constraints_1): Don't replace the same input
26987 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26989 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26990 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26991 (expand_epilogue): Restore RAMPZ register.
26992 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26994 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26996 * config/i386/cygwin.asm: (__alloca): Correct calling
26997 convention and alignment.
26998 (__chkstk): Force 8 byte stack alignment.
27000 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
27001 Richard Guenther <rguenther@suse.de>
27003 PR tree-optimization/33992
27004 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27005 the zero we compare against.
27007 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27009 PR libfortran/35063
27010 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27011 to CloseHandle after unlocking to prevent accumulation of handle
27014 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27016 PR middle_end/34150
27017 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27018 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27019 and update LABEL_NUSES during and after reload.
27021 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27023 PR middle-end/34627
27024 * combine.c (simplify_if_then_else): Make sure the comparison is
27025 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27027 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27030 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27031 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27032 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27033 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27034 * tree.h (get_type_static_bounds): Likewise.
27036 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27038 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27039 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27040 Make -Wfoo language annotations match what the compiler outputs.
27042 2008-02-08 Sa Liu <saliu@de.ibm.com>
27044 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27045 intrinsics spu_convts, spu_convtu, spu_convtf.
27047 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27049 * doc/extend.texi (Function Attributes) <noinline>: Mention
27050 asm ("") as method to keep calls.
27052 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27055 * doc/options.texi (Options): Replace references to opts.sh with
27057 * opts-common.c: Likewise.
27058 * optc-gen.awk: Likewise.
27060 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27062 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27064 2008-02-07 Richard Henderson <rth@redhat.com>
27067 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27068 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27071 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27073 PR tree-optimization/35085
27074 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27075 for operand entry oe2 in addition to operand entry oe3 in order to
27076 expose more opportunities for vectorizer sum reduction.
27078 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27081 * Makefile.in (LIBS): Remove $(GMPLIBS).
27082 (cc1-dummy, cc1): Add $(GMPLIBS).
27084 2008-02-06 Jan Hubicka <jh@suse.cz>
27087 * i386.md (moddf_integer): Do not produce partial memory stalls for
27088 targets where it hurts.
27090 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27093 * optabs.c (expand_float): Do not check for decimal modes when
27094 expanding unsigned integer through signed conversion.
27096 2008-02-06 Nick Clifton <nickc@redhat.com>
27098 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27099 inside the clobber with a match_operand and duplicated operand
27100 number in the constraint.
27101 (ineqbranchsi): Delete redundant comment.
27103 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27105 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27106 builtin_define ("__USE_INIT_FINI__").
27107 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27109 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27111 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27113 PR documentation/30330
27114 * doc/invoke.texi (C++ Dialect Options)
27115 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27116 For each warning option -Wfoo that allows -Wno-foo, ensure both
27117 -Wfoo and -Wno-foo are listed in the option index. Fix index
27118 entry of -Wswitch-default, index -Wnormalized= including the
27119 `=', and -Wlarger-than-@var{len} including @var{len}.
27121 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27123 * config/i386/i386.md (floatunssisf2): Use
27124 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27125 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27126 Macroize expander using MODEF mode iterator.
27128 2008-02-05 Diego Novillo <dnovillo@google.com>
27130 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27133 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27135 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27138 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27140 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27143 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27144 to indicate if a message should be generated.
27145 (init_cumulative_args): Updated.
27146 (function_value_32): Likewise.
27148 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27150 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27152 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27155 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27156 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27158 2008-02-04 Diego Novillo <dnovillo@google.com>
27160 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27163 * tree-vrp.c (vrp_evaluate_conditional): With
27164 -Wtype-limits, emit a warning when comparing against a
27165 constant outside the natural range of OP0's type.
27167 2008-02-04 Richard Guenther <rguenther@suse.de>
27169 PR middle-end/33631
27170 * expr.c (count_type_elements): Give for unions instead of
27173 2008-02-04 Richard Guenther <rguenther@suse.de>
27175 PR middle-end/35043
27176 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27177 to TYPE_DOMAINs base type instead of using bitsizetype here.
27179 2008-02-03 Jason Merrill <jason@redhat.com>
27181 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27183 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27186 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27187 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27188 (RS/6000 and PowerPC Options): Fix typos and markup.
27189 * doc/passes.texi (Tree-SSA passes): Likewise.
27191 2008-02-02 Michael Matz <matz@suse.de>
27194 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27195 from record_last_reg_set_info.
27196 (record_last_reg_set_info): Take an RTX argument, iterate over all
27197 constituent hardregs.
27198 (record_last_set_info, record_opr_changes): Change calls to
27199 new signature or to record_last_reg_set_info_regno.
27201 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27203 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27205 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27207 PR rtl-optimization/34773
27208 * reg-notes.def (EQUAL): Mention significance of combination of
27209 REG_EQUAL and REG_RETVAL.
27210 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27211 insn that has a REG_RETVAL.
27213 2008-02-01 Roger Sayle <roger@eyesopen.com>
27216 * configure.ac (--enable-fixed-point): Disable unless explicitly
27218 * configure: Regenerate.
27220 2008-02-01 Richard Guenther <rguenther@suse.de>
27223 * invoke.texi (-finline-limit): Remove no longer true parts
27224 of the documentation. Note that there is no default value.
27226 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27227 Mark Mitchell <mark@codesourcery.com>
27228 Ben Elliston <bje@au.ibm.com>
27231 * doc/extend.texi (Other Builtins): Document.
27233 2008-01-31 Tom Browder <tom.browder@gmail.com>
27235 * doc/c-tree.texi (Types): Fix grammar.
27236 (Expression trees): Ditto.
27237 * doc/passes.texi (Tree-SSA passes): Ditto.
27239 * doc/configterms.texi (Configure Terms): Fix typo.
27240 * doc/cpp.texi (Common Predefined Macros): Ditto.
27241 * doc/md.texi (Machine Constraints): Ditto.
27243 * doc/makefile.texi (Makefile): Add comma.
27245 2008-01-31 Tom Browder <tom.browder@gmail.com>
27246 Gerald Pfeifer <gerald@pfeifer.com>
27248 * doc/sourcebuild.texi (Front End): Remove references to CVS
27249 and CVSROOT/modules.
27250 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27251 (Back End): Remove reference to CVS.
27253 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27256 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27258 (mips16_gp_pseudo_reg): ...here.
27259 * config/mips/mips.md (load_const_gp): Replace with...
27260 (load_const_gp_<mode>): ...this :P-based insn.
27262 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27264 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27265 options. Minor fixes.
27266 (-std): Move reference to standards closer to where language
27267 standards are first mentioned.
27269 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27271 PR rtl-optimization/34995
27272 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27273 parameter and return a bool. If the rtx parameter is nonnull,
27274 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27275 (find_reloads): Update call accordingly. Pass the new operand
27276 if it needed no address reloads, otherwise pass null.
27278 2008-01-30 Richard Henderson <rth@redhat.com>
27281 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27282 for unbounded arrays.
27284 2008-01-30 Silvius Rus <rus@google.com>
27286 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27288 2008-01-30 Jan Hubicka <jh@suse.cz>
27291 * i386.c (init_cumulative_args): Use real function declaration when
27294 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27296 PR rtl-optimization/34998
27297 * global.c (build_insn_chain): Treat non-subreg_lowpart
27298 SUBREGs of pseudos as clobbering all the words covered by the
27299 SUBREG, not just all the bytes.
27300 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27301 original df_ref rather than an extract parameter.
27302 (global_conflicts): Update call accordingly.
27304 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27306 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27307 the overflow check to make it easier to read.
27308 (__fixtfdi): Change the type of the ll member in union
27309 long_double to UDItype_x.
27311 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27313 PR middle-end/34969
27314 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27315 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27316 * tree-inline.c (fold_marked_statements): Call
27317 cgraph_update_edges_for_call_stmt if folding a call statement.
27318 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27319 debug_generic_stmt calls, reset it back afterwards.
27322 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27324 * c-typeck.c (build_external_ref): Don't pedwarn about
27325 static vars in current function's scope.
27327 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27329 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27331 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27334 * ipa-struct-reorg.c: Fix spelling.
27335 * params.def: Ditto.
27337 2008-01-29 Richard Guenther <rguenther@suse.de>
27339 PR middle-end/35006
27340 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27342 * tree-inline.c (remap_type): Increment remapping_type_depth
27343 around remapping types.
27344 (copy_body_r): Only add referenced variables if they are referenced
27345 from code, not types.
27347 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27358 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27359 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27361 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27364 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27365 pointer for tiny stack.
27367 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27369 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27371 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27373 * config/vx-common.h: Fix typo in comment.
27375 2008-01-28 Ian Lance Taylor <iant@google.com>
27379 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27380 coalesce pointers if they have different DECL_NO_TBAA_P values.
27381 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27382 between variables with different DECL_NO_TBAA_P values.
27384 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27387 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27388 are not legitimate small data references on SPE targets.
27390 2008-01-28 David Daney <ddaney@avtrex.com>
27392 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27394 2008-01-28 David Daney <ddaney@avtrex.com>
27396 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27398 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27400 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27401 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27402 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27403 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27404 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27405 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27406 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27407 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27409 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27411 * basic-block.h (condjump_equiv_p): Fix comment.
27413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27415 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27416 print_generic_stmt_indented): Fix comment.
27418 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27420 * configure.ac (__stack_chk_fail): Add detecion for availability
27421 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27422 * configure: Regenerate.
27424 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27426 PR middle-end/34688
27427 * final.c (output_addr_const): Handle TRUNCATE.
27429 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27432 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27433 (zero_cost, infinite_cost): New constants.
27434 (struct cost_pair): Change type of cost to comp_cost.
27435 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27436 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27438 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27439 split_address_cost, ptr_difference_cost, difference_cost,
27440 get_computation_cost_at, get_computation_cost,
27441 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27442 determine_use_iv_cost_condition, determine_use_iv_costs,
27443 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27444 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27445 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27446 Change type of cost to comp_cost.
27447 (determine_iv_cost): Increase cost of non-original ivs, instead
27448 of decreasing the cost of original ones.
27449 (get_address_cost): Indicate the complexity of the addressing mode
27451 (try_add_cand_for): Prefer using ivs not specific to some object.
27452 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27454 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27455 Janis Johnson <janis187@us.ibm.com>
27458 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27459 (TARGET_INSTANTIATE_DECLS): Likewise.
27460 * target.h (expand_to_rtl_hook): New target hook.
27461 (instantiate_decls): Likewise.
27462 * function.c (instantiate_decl): Make non-static. Rename to...
27463 (instantiate_decl_rtl): ... this.
27464 (instantiate_expr): Use instantiate_decl_rtl.
27465 (instantiate_decls_1): Likewise.
27466 (instantiate_decls): Likewise.
27467 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27468 * function.h (instantiate_decl_rtl): Add prototype.
27469 * cfgexpand.c (target.h): New include.
27470 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27471 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27472 (TARGET_INSTANTIATE_DECLS): Likewise.
27473 (TARGET_INITIALIZER): New target hooks added.
27474 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27476 * config/rs6000/rs6000.c (tree-flow.h): New include.
27477 (machine_function): Add sdmode_stack_slot field.
27478 (rs6000_alloc_sdmode_stack_slot): New function.
27479 (rs6000_instantiate_decls): Likewise.
27480 (rs6000_secondary_memory_needed_rtx): Likewise.
27481 (rs6000_check_sdmode): Likewise.
27482 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27483 (TARGET_INSTANTIATE_DECLS): Likewise.
27484 (rs6000_hard_regno_mode_ok): Allow SDmode.
27485 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27486 (rs6000_emit_move): Handle SDmode.
27487 (function_arg_advance): Likewise.
27488 (function_arg): Likewise.
27489 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27490 SDmode var args for 32-bit compiles.
27491 (rs6000_secondary_reload_class): Handle SDmode.
27492 (rs6000_output_function_epilogue): Likewise.
27493 (rs6000_function_value): Simplify if statement.
27494 (rs6000_libcall_value): Likewise.
27495 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27496 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27497 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27498 (movsd_hardfloat): New define_insn.
27499 (movsd_softfloat): Likewise.
27500 (movsd_store): Likewise.
27501 (movsd_load): Likewise.
27502 (extendsddd2): Likewise.
27503 (extendsdtd2): Likewise.
27504 (truncddsd2): Likewise.
27505 (movdd_hardfloat64): Fixup comment.
27506 (UNSPEC_MOVSD_LOAD): New constant.
27507 (UNSPEC_MOVSD_STORE): Likewise.
27509 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27512 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27514 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27515 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27516 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27517 and TRUTH_XOR_EXPR.
27519 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27522 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27523 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27524 __LONGDOUBLE128 too.
27525 * config/rs6000/aix61.h: New file.
27527 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27529 PR rtl-optimization/34959
27530 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27531 popcount and parity rtxes the same mode as their operand.
27532 Truncate or extend the result to the return value's mode
27535 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27538 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27539 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27540 to GOT_VERSION_REGNUM.
27541 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27542 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27543 * config/mips/mips.c (mips_emit_call_insn): New function.
27544 (mips_call_tls_get_addr): Call mips_expand_call directly.
27545 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27547 (mips16_build_call_stub): Likewise. Return the call insn or null.
27548 (mips_expand_call): Update the call to mips16_build_call_stub
27549 accordingly and a remove redundant condition. Assert that MIPS16
27550 stubs do not use lazy binding. Use mips_emit_call_insn and return
27552 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27554 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27555 (mips_avoid_hazard): Remove hazard_set handling.
27556 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27557 (UNSPEC_RESTORE_GP): ...this.
27558 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27559 (FAKE_CALL_REGNO): Rename to...
27560 (GOT_VERSION_REGNUM): ...this.
27561 (type): Add "ghost" value. Add an associated insn reservation.
27562 (hazard_set): Remove.
27563 (exception_receiver): Rename to...
27564 (restore_gp): ...this and update the unspec identifier accordingly.
27565 (exception_receiver, nonlocal_got_receiver): New expanders.
27566 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27567 FAKE_CALL_REGNO. Remove hazard_set attribute.
27568 (set_got_version, update_got_version): New patterns.
27570 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27573 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27575 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27578 * doc/install.texi2html: Generate gcc-vers.texi.
27580 2008-01-25 DJ Delorie <dj@redhat.com>
27582 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27584 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27586 * config/c4x: Remove directory.
27587 * config.gcc (crx-*, mt-*): Mark obsolete.
27588 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27589 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27590 sh-*-rtemscoff*): Remove cases.
27591 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27592 * real.c (encode_c4x_single, decode_c4x_single,
27593 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27594 c4x_extended_format): Remove.
27595 * real.h (c4x_single_format, c4x_extended_format): Remove.
27596 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27598 (Pragmas): Remove comment about c4x pragmas.
27599 * doc/install.texi (c4x): Remove target-specific instructions.
27600 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27601 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27602 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27603 refer to C4x source files as examples.
27604 (C4X_FLOAT_FORMAT): Remove documentation.
27606 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27608 * config/bfin/bfin.c (override_options): Reorder tests so that
27609 flag_pic gets enabled for -msep-data.
27611 2008-01-25 Richard Guenther <rguenther@suse.de>
27613 PR middle-end/32244
27614 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27615 to its bitfield precision if required.
27617 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27619 PR middle-end/33880
27620 * tree-nested.c (walk_omp_for): New function.
27621 (convert_nonlocal_reference, convert_local_reference): Call
27622 walk_omp_for on OMP_FOR.
27623 (convert_call_expr): Call walk_body on OMP_FOR's
27624 OMP_FOR_PRE_INIT_BODY.
27626 2008-01-25 Richard Guenther <rguenther@suse.de>
27628 PR tree-optimization/34966
27629 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27630 default defs and PHI_NODEs we have to insert after the
27631 defining statement.
27633 2008-01-24 Nick Clifton <nickc@redhat.com>
27635 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27636 Provide a default definition.
27637 (LIBGCC2_UNITS_PER_WORD): Likewise.
27639 * config/stormy16/stormy16.c: Include df.h for the prototype
27640 for df_regs_ever_live_p.
27641 (xstormy16_expand_builtin_va_start): Convert the stack offset
27642 into a component_ref and then use POINTER_PLUS_EXPR to add it
27643 to the incoming_virtual_args_rtx.
27644 (xstormy16_gimplify_va_arg_expr): Rename to
27645 xstormy16_gimplify_va_arg_expr.
27646 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27647 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27648 xstormy16_gimplify_va_arg_expr.
27649 Fix up some formatting issues.
27651 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27652 Move to predicates.md.
27653 (xs_hi_general_operand): Likewise.
27654 (xs_hi_nonmemory_operand): Likewise.
27655 * config/stormy16/predicates.md:
27656 (xstormy16_carry_plus_operand): New predicate.
27657 (xs_hi_general_operand): New predicate.
27658 (xs_hi_nonmemory_operand): New predicate.
27659 * config/stormy16/stormy16-protos.h:
27660 (xstormy16_carry_plus_operand): Delete prototype.
27661 (xs_hi_general_operand): Likewise.
27662 (xs_hi_nonmemory_operand): Likewise.
27664 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27665 modifiers as they are no longer needed and they can trigger
27666 reload spill failures.
27668 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27669 with a match_operand in order to help reload.
27671 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27672 constraint with 'e' for the 8th alternative as this version of
27673 the mov.w instruction only accepts the lower 8 registers.
27675 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27678 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27679 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27682 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27684 PR middle-end/33333
27685 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27687 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27689 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27691 (remove_structure): Update allocations list before removing structure.
27693 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27695 * ipa-struct-reorg.c (is_safe_cond_expr,
27696 create_new_stmts_for_cond_expr): Use integer_zerop function,
27697 that recognize not only zero-pointer, but zero-integer too.
27699 2008-01-25 Ben Elliston <bje@au.ibm.com>
27702 * fixproto: Escape "." in sed expression that strips leading "./".
27704 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27707 * gcc.c (SWITCH_OK): Removed.
27708 (SWITCH_LIVE): Changed to bit.
27709 (SWITCH_FALSE): Likewise.
27710 (SWITCH_IGNORE): Likewise.
27711 (switchstr): Change live_cond to unsigned int.
27712 (process_command): Replace SWITCH_OK with 0.
27713 (do_self_spec): Likewise.
27714 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27715 (give_switch): Likewise.
27716 (used_arg): Likewise.
27717 (do_spec_1): Set the SWITCH_IGNORE bit.
27718 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27719 bits. Set the SWITCH_LIVE bit.
27721 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27723 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27725 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27727 PR tree-optimization/34472
27728 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27729 parameter to a "bool *" and set *DATA to false if there is
27730 an unsafe access. Do not delete the structure here.
27731 (check_cond_exprs): Delete it here instead.
27732 (check_cond_exprs, exclude_cold_structs): Do not increase
27733 I when removing a structure.
27735 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27738 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27739 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27741 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27743 PR middle-end/34934
27744 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27745 a fixed vector for stack.
27747 2008-01-24 Ben Elliston <bje@au.ibm.com>
27750 * doc/gcc.texi (Software development): Add a direntry for g++.
27752 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27754 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27755 stale and straggling -fforce-addr comments above.
27757 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27759 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27760 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27762 2008-01-23 Michael Matz <matz@suse.de>
27765 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27768 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27770 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27771 malloc result type.
27773 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27775 * config/avr/avr.c (avr_current_arch): New variable.
27776 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27777 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27778 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27779 (avr_override_options): Init 'avr_current_arch'.
27780 (base_arch_s): Move from here...
27781 * config/avr/avr.h (base_arch_s): ... here. Add new members
27782 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27783 'mega' to 'have_jmp_call'.
27784 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27785 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27787 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27789 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27790 MULTILIB_MATCHES): Ditto.
27792 2008-01-23 Richard Guenther <rguenther@suse.de>
27794 PR middle-end/31529
27795 * cgraphunit.c (cgraph_reset_node): Always mark the node
27796 not reachable if it is not queued already.
27798 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27800 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27801 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27802 (cputype_selected): New static variable.
27803 (bfin_handle_option): Set it if -mcpu is used.
27804 (override_option): Select default set of workarounds if no cpu type
27805 selected on the command line.
27806 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27808 From Michael Frysinger <michael.frysinger@analog.com>
27809 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27810 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27812 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27813 for bf547, bf523, bf524, and bf526.
27814 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27816 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27817 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27818 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27819 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27820 * doc/invoke.texi (Blackfin Options): Document that
27821 -mcpu now accept bf547, bf523, bf524, and bf526.
27823 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27825 PR rtl-optimization/34628
27826 * combine.c (try_combine): Stop and undo after the first combination
27827 if an autoincrement side-effect on the first insn has effectively
27830 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27833 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27834 Offset addresses are not valid for Altivec or paired float modes.
27836 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27839 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27840 if DECL_INITIAL (decl) is error_mark_node.
27843 * c-common.c (handle_vector_size_attribute): Only allow
27844 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27845 the same way as pointer, array etc. types.
27846 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27849 * tree.c (build_type_attribute_qual_variant): Call
27850 build_qualified_type if attributes are equal, but quals are not.
27852 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27855 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27856 * flags.h (warn_strict_aliasing): Remove.
27857 (warn_strict_overflow): Remove.
27858 * opts.c (warn_strict_aliasing): Remove.
27859 (warn_strict_overflow): Remove.
27860 * c-opts.c (c_common_handle_option): -Wall only sets
27861 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27862 (c_common_post_options): Give default values to -Wstrict-aliasing
27863 and -Wstrict-overflow if they are uninitialized.
27864 * common.opt (Wstrict-aliasing): Specify Var and Init.
27865 (Wstrict-overflow): Likewise.
27867 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27869 PR rtl-optimization/26854
27870 PR rtl-optimization/34400
27871 PR rtl-optimization/34884
27872 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27874 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27875 (df_rd_bb_info.expanded_lr_out): Deleted
27876 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27877 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27878 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27879 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27880 Removed code to allocate, initialize or free expanded_lr_out.
27881 (df_rd_bb_local_compute_process_def): Restructured to make more
27883 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27884 sets if the sets are being trimmed.
27886 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27889 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27890 (as_vers): Likewise.
27891 * configure: Regenerated.
27893 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27895 PR middle-end/33092
27896 * tree-pass.h (pass_build_alias): New pass.
27897 * tree-ssa-alias.c (gate_build_alias): New.
27898 (pass_build_alias): New.
27899 * passes.c (init_optimization_passes): Add pass_build_alias after
27900 pass_create_structure_vars.
27902 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27904 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27905 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27906 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27907 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27908 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27909 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27910 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27911 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27912 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27913 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27914 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27915 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27916 * config/s390/s390.md (FP_ALL): New mode iterator.
27917 (_d): New mode attribute.
27918 ("*signbit<mode>2>"): Changed mode of first operand.
27919 ("isinf<mode>2"): Changed mode of first operand.
27920 ("*TDC_insn"): Adaptation for DFP modes.
27922 2008-01-22 Ben Elliston <bje@au.ibm.com>
27924 * tree.c (check_qualified_type): Improve function description.
27926 2008-01-21 Jason Merrill <jason@redhat.com>
27929 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27930 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27933 2008-01-21 DJ Delorie <dj@redhat.com>
27935 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27938 2008-01-21 Richard Guenther <rguenther@suse.de>
27940 PR middle-end/34856
27941 * tree-cfg.c (verify_expr): Allow all invariant expressions
27942 instead of just constant class ones as reference argument.
27943 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27944 like any other constant.
27945 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27947 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27949 * regmove.c (fixup_match_1): Update call crossed frequencies.
27951 2008-01-21 Richard Guenther <rguenther@suse.de>
27954 * tree-inline.c (setup_one_parameter): Deal with mismatched
27955 types using a VIEW_CONVERT_EXPR.
27957 2008-01-21 Alon Dayan <alond@il.ibm.com>
27958 Olga Golovanevsky <olga@il.ibm.com>
27960 PR tree-optimization/34701
27961 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27962 when the structure size is not a power of 2.
27964 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27966 * doc/install.texi: Add doc for --enable-checking=df.
27968 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27970 PR rtl-optimization/34808
27971 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27973 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27975 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27978 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27980 PR rtl-optimization/26854
27981 PR rtl-optimization/34400
27982 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27984 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27985 (df_rd_bb_info.expanded_lr_out): New.
27986 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27987 * loop_iv.c (iv_analysis_loop_init): Ditto.
27988 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27989 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27990 Added code to allocate, initialize or free expanded_lr_out.
27991 (df_rd_bb_local_compute_process_def): Restructured to make
27992 more understandable.
27993 (df_rd_confluence_n): Add code to do nothing with fake edges and
27994 code to no apply invalidate_by_call sets if the sets are being trimmed.
27995 (df_lr_local_finalize): Renamed to df_lr_finalize.
27996 (df_live_local_finalize): Renamed to df_live_finalize.
27998 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
28001 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
28002 deciding whether to use reciprocal instructions.
28004 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28006 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28007 dwarf2out_note_section_used if cold_text_section is NULL.
28009 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28011 PR gcov-profile/34610
28012 * tree-cfg.c (make_edges): Mark both outgoing edges from
28013 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28014 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28015 from OMP_FOR and OMP_CONTINUE outgoing edges.
28017 * tree-profile.c (tree_profiling): Return early if
28018 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28020 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28021 from cfun to child_cfun.
28022 * function.h (struct function): Add after_tree_profile bit.
28024 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28026 * config/avr/avr.S (_exit): Disable interrupt.
28028 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28029 Steven Bosscher <stevenb.gcc@gmail.com>
28031 PR rtl-optimization/26854
28032 PR rtl-optimization/34400
28033 * df-problems.c (df_live_scratch): New scratch bitmap.
28034 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28035 (df_live_reset): Clear the proper bitmaps.
28036 (df_live_bb_local_compute): Only process the artificial defs once
28037 since the order is not important.
28038 (df_live_init): Init the df_live sets only with the variables
28039 found live by df_lr.
28040 (df_live_transfer_function): Use the df_lr sets to prune the
28041 df_live sets as they are being computed.
28042 (df_live_free): Free df_live_scratch.
28044 2008-01-18 Ian Lance Taylor <iant@google.com>
28046 * common.opt: Add fmerge-debug-strings.
28047 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28048 flag_merge_debug_strings rather than flag_merge_constants.
28049 * doc/invoke.texi (Option Summary): Mention
28050 -fmerge-debug-strings.
28051 (Debugging Options): Document -fmerge-debug-strings.
28053 2008-01-18 Ian Lance Taylor <iant@google.com>
28056 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28057 (struct tree_function_decl): Add new field operator_new_flag.
28058 * tree-inline.c (expand_call_inline): When inlining a call to
28059 operator new, force the return value to go into a variable, and
28060 set DECL_NO_TBAA_P on that variable.
28061 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28063 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28066 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28067 DWARF2_DEBUGGING_INFO.
28068 (dwarf2out_note_section_used): Ditto. Add prototype.
28069 (have_multiple_function_sections, text_section_used,
28070 cold_text_section_used, *cold_text_sections): Move declarations
28073 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28075 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28076 field and add signal_ra.
28077 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28078 assignments to frame state pc. Move end of stack check after
28079 MD_FALLBACK_FRAME_STATE_FOR.
28080 (uw_update_context_1): Use frame state signal_regs if set, instead
28081 of checking signal_frame flag.
28082 (uw_update_context): Use frame state signal_ra if set.
28083 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28084 * config/xtensa/linux-unwind.h: New file.
28086 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28088 * modulo-sched.c (get_sched_window): Fix comment typo.
28090 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28092 PR tree-optimization/34648
28093 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28095 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28097 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28098 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28100 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28102 PR rtl-optimization/34400
28103 * df-core.c (df_worklist_dataflow_overeager,
28104 df_worklist_dataflow_doublequeue): New functions.
28105 (df_worklist_dataflow): Two different worklist solvers.
28106 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28109 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28112 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28113 and ftree-parallelize-loops.
28115 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28117 PR rtl-optimization/34826
28118 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28120 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28122 * global.c (find_reg): Mark the eh regs as used if necessary.
28123 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28124 * ra.h (struct allocno): no_eh_reg field added. Changed
28125 no_stack_reg type to bitfield.
28127 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28129 * tree.c (substitute_in_expr): Add missing 'break'.
28131 2008-01-17 Richard Guenther <rguenther@suse.de>
28133 PR tree-optimization/34825
28134 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28135 x / x as division to handle.
28137 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28139 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28140 "-pthread" is specified.
28141 * pa-hpux11.h (LIB_SPEC): Likewise.
28143 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28144 Peter Bergner <bergner@vnet.ibm.com>
28146 PR rtl-optimization/33796
28147 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28149 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28151 PR libgfortran/34699
28152 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28154 * pa-hpux10.h (LINK_SPEC): Likewise.
28155 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28157 2008-01-16 Richard Guenther <rguenther@suse.de>
28159 PR middle-end/32628
28160 * fold-const.c (fold_convert_const_int_from_int): Do not
28161 set overflow if that occured only because of a sign extension
28162 change when converting from/to a sizetype with the same
28163 precision and signedness.
28165 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28168 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28169 location address to the correct place. Update copyright year.
28171 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28173 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28174 no dependences in the dependence_relations vector.
28176 2008-01-16 Jan Hubicka <jh@suse.cz>
28178 PR rtl-optimization/31396
28179 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28180 * cfg.c (dump_reg_info): Print it.
28181 * regs.h (struct reg_info_t): add freq_calls_crossed.
28182 (REG_FREQ_CALLS_CROSSED): New macro.
28183 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28184 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28185 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28186 regmove_optimize): Update call crossed frequencies.
28187 * local-alloc.c (struct qty): Add freq_calls_crossed.
28188 (alloc_qty): Copute freq_calls_crossed.
28189 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28190 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28191 * ra.h (struct allocno): Add freq_calls_crossed.
28193 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28195 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28196 libgomp when compiling with ftree-parallelize-loops.
28197 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28199 2008-01-16 Richard Guenther <rguenther@suse.de>
28201 PR tree-optimization/34769
28202 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28203 * tree.c (int_cst_value): Instead make this function more
28204 permissive in what it accepts as valid input. Document this
28205 function always sign-extends the value.
28207 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28208 Richard Guenther <rguenther@suse.de>
28211 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28212 (gimple_fold_indirect_ref_rhs): ... this.
28213 (gimple_fold_indirect_ref): New function with foldings
28214 that preserve lvalueness.
28215 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28216 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28217 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28218 to fold an INDIRECT_REF, fall back to the old use of
28219 fold_indirect_ref_1.
28221 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28223 * tree-data-ref.c (subscript_dependence_tester_1): Call
28224 free_conflict_function.
28225 (compute_self_dependence): Same.
28227 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28230 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28231 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28233 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28234 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28235 for DWARF2_UNWIND_INFO targets.
28237 2008-01-16 Richard Guenther <rguenther@suse.de>
28240 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28241 type qualifiers for function types.
28243 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28245 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28246 loop_iterator li from previous commit.
28248 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28250 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28252 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28254 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28255 (parallelize_loops): Don't parallelize irreducible components.
28257 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28260 * c-opts (c_common_post_options): Do not enable CPP
28261 flag_pedantic_errors by default.
28263 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28265 PR rtl-optimization/31944
28266 * cse.c (remove_pseudo_from_table): New function.
28267 (merge_equiv_classes): Use above function to remove pseudo-registers.
28268 (invalidate): Likewise.
28270 2008-01-13 Richard Guenther <rguenther@suse.de>
28272 PR middle-end/34601
28273 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28274 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28276 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28278 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28279 validate_change to unshare the source of the PC set.
28281 2008-01-12 Jan Hubicka <jh@suse.cz>
28283 PR middle-end/32135
28284 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28285 references above array bounds. This might trigger bounds checks for
28286 pointers to arrays.
28288 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28290 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28291 new_replaceable_dependencies.
28293 2008-01-12 Doug Kwan <dougkwan@google.com>
28295 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28296 instead of OPT_Wreturn_type in warning due to ignored return type
28298 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28299 options included in -Wextra.
28300 * c.opt: New option -Wignored_qualifiers.
28301 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28302 -Wignore_qualifiers.
28303 (-Wignored-qualifiers): Document.
28304 (-Wreturn-type): Remove description of functionality now handled
28305 by -Wignored-qualifiers.
28307 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28310 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28311 NOP_EXPR if it is between integral types with the same precision.
28313 2008-01-12 Jan Hubicka <jh@suse.cz>
28316 * invoke.texi (max-inline-recursive-depth): Fix default value.
28318 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28320 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28323 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28325 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28327 2008-01-11 James E. Wilson <wilson@specifix.com>
28330 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28332 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28334 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28335 save/restore frame pointer register and don't use 'call-prologues'
28336 optimization in function with "OS_task" attribute.
28338 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28340 PR middle-end/31309
28341 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28342 when copying to memory.
28344 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28346 PR rtl-optimization/30905
28347 * cfgcleanup.c: Include dce.h
28348 (crossjumps_occured): New global variable.
28349 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28350 If something changed, set crossjumps_occured to true.
28351 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28352 Don't add/remove fake edges to exit here...
28353 (cleanup_cfg): ...but do it here, when crossjumping.
28354 Run a fast DCE when successful crossjumps occured in the latest
28355 iteration of try_optimize_cfg.
28357 2008-01-11 Richard Guenther <rguenther@suse.de>
28359 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28360 (struct vn_unary_op_s): Likewise.
28361 (vn_reference_insert): Free old reference on hash collision.
28363 2008-01-10 Raksit Ashok <raksit@google.com>
28365 PR rtl-optimization/27971
28366 * combine.c (find_split_point): Split PLUS expressions which are
28367 inside a MEM rtx, and whose first operand is complex.
28369 2008-01-10 DJ Delorie <dj@redhat.com>
28371 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28372 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28373 (m32c_hard_regno_ok): Call the underlying function.
28375 2008-01-10 Richard Guenther <rguenther@suse.de>
28377 PR middle-end/34683
28378 * tree-cfg.c (tree_merge_blocks): Do not go through the
28379 full-blown folding and stmt updating path if we just deal
28380 with virtual operands.
28381 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28382 test for abnormal SSA_NAMEs.
28384 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28386 PR middle-end/34641
28387 * reload.c (push_reload): Add assertions. All constants from
28388 reg_equiv_constant should have been used for replacing the respective
28390 (find_reloads_address): Invoke find_reloads_address_part for
28391 constant taken from the reg_equiv_constant array.
28393 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28395 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28396 field (valnum) the first in the struct. Replace bools with
28399 2008-01-10 Richard Guenther <rguenther@suse.de>
28401 PR tree-optimization/34651
28402 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28403 types and ordering for masking and converting.
28405 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28407 PR tree-optimization/34017
28408 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28409 also for PHI_NODE expressions.
28411 2008-01-09 Jan Hubicka <jh@suse.cz>
28413 PR tree-optimization/34708
28414 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28415 based on number of case labels.
28416 (init_inline_once): Remove switch_cost.
28417 * tree-inline.h (eni_weights_d): Remove switch_cost.
28419 2008-01-09 Richard Guenther <rguenther@suse.de>
28420 Andrew Pinski <andrew_pinski@playstation.sony.com>
28422 PR middle-end/30132
28423 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28424 temporary if an rvalue is ok or an lvalue is not required.
28426 2008-01-09 Richard Guenther <rguenther@suse.de>
28428 PR middle-end/34458
28429 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28430 adjust return type.
28432 2008-01-09 Richard Guenther <rguenther@suse.de>
28434 PR middle-end/34679
28435 * tree.c (host_integerp): Check for sizetype only if the
28436 type is an integer type.
28438 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28441 * opts.c (decode_options): Disable inlining of functions called
28442 once if not in unit-at-a-time mode.
28444 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28446 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28448 2008-01-08 Richard Guenther <rguenther@suse.de>
28450 PR middle-end/31863
28451 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28452 out early if the result will be unused.
28454 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28459 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28460 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28463 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28465 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28466 for vectorization tuned.
28468 2008-01-08 Richard Guenther <rguenther@suse.de>
28470 PR tree-optimization/34683
28471 * tree-ssa-operands.c (operand_build_cmp): Export.
28472 * tree-ssa-operands.h (operand_build_cmp): Declare.
28473 * tree-vn.c (vuses_compare): Remove.
28474 (sort_vuses): Use operand_build_cmp.
28475 (sort_vuses_heap): Likewise.
28476 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28477 to re-use old VEC if available. Do not sort already sorted VUSEs.
28478 (vdefs_to_vec): Do not sort already sorted VDEFs.
28480 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28482 PR middle-end/34694
28483 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28485 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28488 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28489 limitations of reciprocal sequences on x86 targets.
28491 2008-01-08 Richard Guenther <rguenther@suse.de>
28493 PR tree-optimization/34683
28494 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28496 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28499 * config/darwin.c (darwin_mergeable_string_section): Don't use
28500 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28502 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28505 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28506 negxf2. Macroize expander using X87MODEF mode iterator. Change
28507 predicates of op0 and op1 to register_operand.
28508 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28509 expander using X87MODEF mode iterator. Change predicates of
28510 op0 and op1 to register_operand.
28511 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28512 corresponding patterns and macroize using MODEF macro. Change
28513 predicates of op0 and op1 to register_operand and remove
28514 "m" constraint. Disparage "r" alternative with "!".
28515 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28516 macroize using X87MODEF macro. Change predicates of op0 and op1
28517 to register_operand and remove "m" constraint. Disparage "r"
28518 alternative with "!".
28519 (absneg splitter with memory operands): Remove.
28520 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28521 patterns and macroize using X87MODEF mode iterator.
28522 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28523 Change predicate of op1 to register_operand.
28524 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28525 for memory operands.
28527 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28529 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28531 2008-01-07 Richard Guenther <rguenther@suse.de>
28533 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28536 2008-01-07 Richard Guenther <rguenther@suse.de>
28538 PR tree-optimization/34683
28539 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28540 VOPs of the needed size to save memory. Use VEC_quick_push
28541 to save compile-time.
28542 (vdefs_to_vec): Likewise.
28544 2008-01-07 Sa Liu <saliu@de.ibm.com>
28546 * config/spu/spu.md (divdf3): Genetate inline code for double
28547 division. The implementation doesn't handle INF or NAN, therefore it
28548 only applies when -ffinite-math-only is given.
28550 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28553 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28554 * doc/cpp.texi ([Common Predefined Macros]): Document.
28556 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28558 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28559 order to use commutative addition instead of subtraction.
28561 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28562 Mircea Namolaru <namolaru@il.ibm.com>
28563 Vladimir Yanovsky <yanov@il.ibm.com>
28564 Revital Eres <eres@il.ibm.com>
28566 PR tree-optimization/34263
28567 * tree-outof-ssa.c (process_single_block_loop_latch,
28568 contains_tree_r): New functions.
28569 (analyze_edges_for_bb): Call process_single_block_loop_latch
28570 function to empty single-basic-block latch block if possible.
28572 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28574 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28576 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28578 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28580 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28582 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28584 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28586 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28588 PR tree-optimization/34618
28589 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28592 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28595 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28596 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28597 Update copyright year.
28599 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28600 Update copyright year.
28601 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28604 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28606 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28607 edge does not point to current bb before changing need_assert.
28609 2008-01-04 Richard Guenther <rguenther@suse.de>
28611 PR middle-end/34029
28612 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28613 for verifying purposes if they are is_gimple_min_invariant.
28615 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28617 PR tree-optimization/34448
28618 PR tree-optimization/34465
28619 * gimplify.c (gimplify_init_constructor): Add new parameter
28620 notify_temp_creation. Use it.
28621 (gimplify_modify_expr_rhs): Take volatiles into account when
28622 optimizing constructors.
28623 Do not optimize constructors if gimplify_init_constructor will dump to
28625 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28626 * gcc.c-torture/compile/pr34448.c: New.
28628 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28630 PR gcov-profile/34609
28631 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28632 return_slot if result is TREE_ADDRESSABLE.
28634 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28636 * config/mips/mips.md (sqrt_condition): Tweak comment.
28637 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28639 2008-01-03 Tom Tromey <tromey@redhat.com>
28642 * c-common.c (c_type_hash): Handle VLAs.
28644 2008-01-03 Jan Hubicka <jh@suse.cz>
28646 PR tree-optimization/31081
28647 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28648 0 when inlining and not inlining to first basic block.
28649 (remap_decl): When var is initialized to 0, don't set default_def.
28650 (expand_call_inline): Set entry_bb.
28651 * tree-inline.h (copy_body_data): Add entry_bb.
28653 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28656 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28659 PR tree-optimization/29484
28660 * tree-inline.c (inline_forbidden_p_2): New function.
28661 (inline_forbidden_p): Disallow inlining if some static var
28662 has an address of a local LABEL_DECL in its initializer.
28663 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28666 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28668 PR tree-optimization/34635
28669 * tree-data-ref.c (add_other_self_distances): Make sure that the
28670 evolution step is constant.
28672 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28674 PR middle-end/34608
28675 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28677 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28679 * tree-sra.c (scalarize_init): Insert the generate_element_init
28680 statements after the generate_element_zero statements.
28682 2008-01-02 Richard Guenther <rguenther@suse.de>
28684 PR middle-end/34093
28685 PR middle-end/31976
28686 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28687 for very large number of operands instead of ICEing.
28689 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28692 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28693 while stack probing.
28695 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28697 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28700 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28702 PR libmudflap/26442
28703 * tree-mudflap.c (mx_register_decls): Guard warning by
28704 !DECL_ARTIFICIAL check.
28706 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28708 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28709 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28710 sse5_perm<mode>): Fix constraints.