1 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
4 * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
5 * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
7 2008-12-19 Richard Earnshaw <rearnsha@arm.com>
10 * arm.c (load_multiple_sequence): Initialize ORDER array.
11 (store_multiple_sequence): Likewise.
12 (output_move_double): Make reg0 unsigned.
13 (arm_output_epilogue): Make amount unsigned.
14 (arm_expand_prologue): Move declaration of dwarf before block
17 2008-12-19 Steve Ellcey <sje@cup.hp.com>
19 * df-scan.c ( df_hard_reg_init): Move declaration of i.
21 2008-12-19 Jakub Jelinek <jakub@redhat.com>
24 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
25 use rs6000/x-linux-relax snippet if ld is new enough,
26 otherwise use rs6000/x-linux-O1.
27 * config/rs6000/x-linux-relax: New file.
28 * config/x-cflags-O1: New file.
30 2008-12-18 Joseph Myers <joseph@codesourcery.com>
32 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
33 choice of e500 comparison instructions on flag_finite_math_only &&
34 !flag_trapping_math, not flag_unsafe_math_optimizations.
35 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
36 instructions on flag_finite_math_only && !flag_trapping_math, not
37 flag_unsafe_math_optimizations.
38 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
39 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
40 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
41 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
42 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
43 Condition choice of comparison instructions on
44 flag_finite_math_only && !flag_trapping_math, not
45 flag_unsafe_math_optimizations.
47 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
49 * configure: Regenerate.
51 2008-12-18 Jan Hubicka <jh@suse.cz>
52 Kai Tietz <kai.tietz@onevision.com>
54 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
55 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
56 df_invalidated_by_call to invalidated_by_call_regset.
57 * df.h (df_invalidated_by_call): Remove.
58 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack): New
60 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
61 (globalize_reg): Likewise.
62 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
63 df_byte_lr_alloc): Rename df_invalidated_by_call to
64 invalidated_by_call_regset.
65 * basic-block.h (regs_invalidated_by_call_regset): Declare.
67 2008-12-18 Jan Hubicka <jh@suse.cz>
68 Kai Tietz <kai.tietz@onevision.com>
70 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
72 2008-12-18 Jan Hubicka <jh@suse.cz>
73 Kai Tietz <kai.tietz@onevision.com>
75 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function
77 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
78 do not try to modify call used regs.
79 (ix86_maybe_switch_abi): New function.
80 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
82 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
84 PR rtl-optimization/37922
85 * dse.c (bb_info): Added regs_live field.
86 (look_for_hardregs): New function.
87 (replace_read): Added regs_live parameter and code to check that
88 shift sequence does not clobber live hardregs.
89 (check_mem_read_rtx): Added parameter to replace_read.
90 (dse_step1): Added regs_live bitmap and initialize it.
91 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
93 * df-problems.c Renamed to
94 df_simulate_initialize_backwards.
95 (df_simulate_one_insn): Renamed to
96 df_simulate_one_insn_backwards.
97 (df_simulate_artificial_refs_at_top): Renamed to
98 df_simulate_finalize_backwards.
99 (df_simulate_initialized_forwards,
100 df_simulate_one_insn_forwards,
101 df_simulate_finalize_backwards): New functions.
102 * df.h (df_simulate_artificial_refs_at_end): Renamed to
103 df_simulate_initialize_backwards.
104 (df_simulate_one_insn): Renamed to
105 df_simulate_one_insn_backwards.
106 (df_simulate_artificial_refs_at_top): Renamed to
107 df_simulate_finalize_backwards.
108 (df_simulate_initialized_forwards,
109 df_simulate_one_insn_forwards,
110 df_simulate_finalize_backwards): New functions.
111 * ra-conflict.c (global_conflicts): Renamed
112 df_simulate_artificial_refs_at_end to
113 df_simulate_initialize_backwards.
114 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
115 df_simulate_one_insn_backwards.
116 * ifcvt.c (dead_or_predicable): Renamed
117 df_simulate_artificial_refs_at_end to
118 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
119 df_simulate_one_insn_backwards.
120 * recog.c (peephole2_optimize): Ditto.
121 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
123 2008-12-18 Jakub Jelinek <jakub@redhat.com>
126 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
127 (rewrite_expr_tree): Add moved argument, move stmts together if
128 needed. Call remove_visited_stmt_chain.
129 (linearize_expr_tree): Don't move stmts here.
130 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
131 Adjust rewrite_expr_tree caller.
134 * tree-ssa.c (useless_type_conversion_p_1): Return
135 false if inner_type is incomplete and outer_type is complete.
137 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
139 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
140 dependences and the configure options.
141 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
142 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
144 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
147 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
148 only if REG_PARM_STACK_SPACE is defined.
150 2008-12-17 Jan Hubicka <jh@suse.cz>
151 Kai Tietz <kai.tietz@onevision.com>
153 * calls.c (expand_call): Do not sibcall if
154 outgoing_reg_parm_stack_space does not match.
156 2008-12-16 Anatoly Sokolov <aesok@post.ru>
158 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
159 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
161 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
162 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
164 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
167 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
170 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
172 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
174 * configure: Regenerate.
176 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
179 * arm.c (arm_legitimate_index): Only accept addresses that are in
181 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
182 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
184 (extendqisi2): Likewise.
185 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
186 predicate for operand1.
188 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
190 * config/mips/mips.c (mips_output_conditional_branch): Assert that
191 openrands[1] is a CODE_LABEL.
193 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
195 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
196 the result of mips_prepare_builtin_target.
198 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
200 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
201 if TARGET_ABICALLS is true.
203 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
205 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
206 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
208 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
210 * config/picochip/picochip.c (picochip_override_options): Disable CFI
211 asm and change the signature of brev and byteSwap functions to use
213 * config/picochip/picochip.md (commsTestPort): This is a complex
214 instruction and should not be vliwed. Dont set insn type.
216 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
217 * config/s390/s390.c (s390_swap_cmp): New function.
218 (s390_non_addr_reg_read_p): New function.
219 (s390_z10_optimize_cmp): New function.
220 (s390_reorg): Added call to s390_optimize_cmp.
221 * config/s390/s390.md (nop1): New insn.
223 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
226 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
227 for the milli.a library.
229 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
230 Peter Bergner <bergner@vnet.ibm.com>
233 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
234 TOC into the call pattern.
235 (call_indirect_aix64): Likewise.
236 (call_value_indirect_aix32): Likewise.
237 (call_value_indirect_aix64): Likewise.
238 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
239 to split off the load of the TOC.
240 (call_indirect_nonlocal_aix32): Enable only after reload.
241 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
242 to split off the load of the TOC.
243 (call_indirect_nonlocal_aix64): Enable only after reload.
244 (call_value_indirect_nonlocal_aix32_internal): New insn and split
245 patterns to split off the load of the TOC.
246 (call_value_indirect_nonlocal_aix32): Enable only after reload.
247 (call_value_indirect_nonlocal_aix64_internal): New insn and split
248 patterns to split off the load of the TOC.
249 (call_value_indirect_nonlocal_aix64): Enable only after reload.
251 2008-12-12 Andreas Schwab <schwab@suse.de>
254 2008-12-12 Andreas Schwab <schwab@suse.de>
255 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
258 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
260 PR tree-optimization/32044
261 * tree-scalar-evolution.h (expression_expensive_p): Declare.
262 * tree-scalar-evolution.c (expression_expensive_p): New function.
263 (scev_const_prop): Avoid introducing expensive expressions.
264 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
266 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
269 * graphite.c (nb_reductions_in_loop): Use simple_iv.
271 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
273 * config/i386/x86intrin.h: New header file to support all x86
275 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
277 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
280 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
283 2008-12-12 Andreas Schwab <schwab@suse.de>
285 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
288 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
290 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
291 Use Pmode for scratch reg.
292 (*mb_internal): Use (match_dup 0) for unspec operand.
294 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
296 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
297 floor_log2 of zero. Negate widened zero.
299 2008-12-12 Ben Elliston <bje@au.ibm.com>
301 * config/fp-bit.c (nan): Rename from this ...
302 (makenan): ... to this.
304 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
306 * config/mips/mips.md (*branch_bit<bbv><mode>,
307 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
308 label becomes operands[1].
310 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
312 PR tree-optimization/38446
313 * graphite.c (register_bb_in_sese): New.
314 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
315 looking at the bbs in the region.
316 * graphite.h (sese): Add region_basic_blocks pointer set to
317 structure and initialize at the time of defining new scop.
319 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
321 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
322 (find_params_in_bb): Do not free data refs.
323 (free_graphite_bb): Add FIXME on disabled free_data_refs.
325 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
327 * graphite.c (struct ivtype_map_elt): New.
328 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
329 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
330 gcc_type_for_cloog_iv): New.
331 (loop_iv_stack_patch_for_consts): Use the type of the induction
332 variable from the original loop, except for the automatically
333 generated loops, i.e., in the case of a strip-mined loop, in
334 which case there is no original loop: in that case just use
336 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
337 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
338 (clast_name_to_gcc): Accept params to be NULL.
339 (clast_to_gcc_expression): Take an extra parameter for the type.
340 Convert to that type all the expressions built by this function.
341 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
342 (graphite_translate_clast_equation): Compute the type of the
343 clast_equation before translating its LHS and RHS.
344 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
345 (graphite_create_new_loop): Compute the type of the induction
346 variable before translating the lower and upper bounds and before
347 creating the induction variable.
348 (rename_variables_from_edge, rename_phis_end_scop): New.
349 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
350 (sese_add_exit_phis_edge): Do not use integer_zero_node.
351 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
352 compute_cloog_iv_types): New.
353 (gloog): Call compute_cloog_iv_types before starting the
354 translation of the clast.
356 * graphite.h (struct graphite_bb): New field cloog_iv_types.
357 (GBB_CLOOG_IV_TYPES): New.
358 (debug_ivtype_map): Declared.
359 (oldiv_for_loop): New.
361 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
364 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
365 (param_index): Assert if parameter is not know after parameter
367 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
368 (find_scop_parameters): Mark, that we have finished parameter
370 (graphite_transform_loops): Move condition detection before parameter
372 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
374 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
377 * emutls.c (__emutls_get_address): Make sure offset is really zero
378 before initializing the object's offset.
380 2008-12-11 Jakub Jelinek <jakub@redhat.com>
383 * gimplify.c (gimplify_init_constructor): Don't force constructor
384 into memory if there is just one nonzero element.
386 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
388 Fix testsuite/gfortran.dg/graphite/id-4.f90.
389 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
392 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
394 * graphite.c (build_scops_1): Initialize open_scop.exit
397 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
398 Jan Sjodin <jan.sjodin@amd.com>
399 Harsha Jagasia <harsha.jagasia@amd.com>
411 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
412 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
414 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
415 * Makefile.in (graphite.o): Depend on value-prof.h.
416 (graphite.o-warn): Removed -Wno-error.
417 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
418 to be a NULL pointer. Call update_stmt. Return the newly created
419 cannonical induction variable.
421 * graphite.h (debug_rename_map): Declared. Fix some comments.
423 * graphite.c: Reimplement the code generation from graphite to gimple.
424 Include value-prof.h.
425 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
426 (get_old_iv_from_ssa_name): Removed.
427 (graphite_stmt_p): New.
428 (new_graphite_bb): Test for useful statements before building a
429 graphite statement for the basic block.
430 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
431 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
432 (recompute_all_dominators, graphite_verify,
433 nb_reductions_in_loop, graphite_loop_normal_form): New.
434 (scop_record_loop): Call graphite_loop_normal_form.
435 (build_scop_loop_nests): Iterate over all the blocks of the
436 function instead of relying on the incomplete information from
437 SCOP_BBS. Return the success of the operation.
438 (find_params_in_bb): Use the data from GBB_DATA_REFS.
439 (add_bb_domains): Removed.
440 (build_loop_iteration_domains): Don't call add_bb_domains.
441 Add the iteration domain only to the basic blocks that have been
442 translated to graphite.
443 (build_scop_conditions_1): Add constraints only if the basic
444 block have been translated to graphite.
445 (build_scop_data_accesses): Completely disabled until data
446 dependence is correctly implemented.
447 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
448 (remove_all_edges_1, remove_all_edges): Removed.
449 (get_new_name_from_old_name): New.
450 (graphite_rename_variables_in_stmt): Renamed.
451 rename_variables_in_stmt. Call get_new_name_from_old_name.
452 Use replace_exp and update_stmt.
453 (is_old_iv): Renamed is_iv.
454 (expand_scalar_variables_stmt): Extra parameter for renaming map.
455 Use replace_exp and update_stmt.
456 (expand_scalar_variables_expr): Same. Use the map to get the
457 new names for the renaming of induction variables and for the
458 renaming of variables after a basic block has been copied.
459 (expand_scalar_variables): Same.
460 (graphite_rename_variables): Renamed rename_variables.
461 (move_phi_nodes): Removed.
462 (get_false_edge_from_guard_bb): New.
463 (build_iv_mapping): Do not insert the induction variable of a
464 loop in the renaming iv map if the basic block does not belong
466 (register_old_new_names, graphite_copy_stmts_from_block,
467 copy_bb_and_scalar_dependences): New.
468 (translate_clast): Heavily reimplemented: copy basic blocks,
469 do not move them. Finally, in call cleanup_tree_cfg in gloog.
470 At each translation step call graphite_verify ensuring the
471 consistency of the SSA, loops and dominators information.
472 (collect_virtual_phis, find_vdef_for_var_in_bb,
473 find_vdef_for_var_1, find_vdef_for_var,
474 patch_phis_for_virtual_defs): Removed huge hack.
475 (mark_old_loops, remove_dead_loops, skip_phi_defs,
476 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
477 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
478 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
479 if_region_get_condition_block, if_region_set_false_region,
480 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
481 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
482 sese_add_exit_phis_edge, sese_add_exit_phis_var,
483 rewrite_into_sese_closed_ssa): New.
484 (gloog): Remove dead code. Early return if code cannot be
485 generated. Call cleanup_tree_cfg once the scop has been code
487 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
488 block loops with less than two loops.
489 (graphite_apply_transformations): Remove the call to
490 scop_remove_ignoreable_gbbs.
491 (limit_scops): When build_scop_loop_nests fails, continue on next
492 scop. Fix open_scop.entry.
493 (graphite_transform_loops): Call recompute_all_dominators: force the
494 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
495 Call initialize_original_copy_tables and free_original_copy_tables
496 to be able to copy basic blocks during code generation.
497 When build_scop_loop_nests fails, continue on next scop.
498 (value_clast): New union.
499 (clast_to_gcc_expression): Fix type cast warning.
501 2008-12-10 Richard Guenther <rguenther@suse.de>
503 PR tree-optimization/36792
504 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
507 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
509 PR tree-optimization/36792
510 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
512 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
515 * dwarf2out.c (saved_do_cfi_asm): New.
516 (dwarf2out_do_frame): Take it into account.
517 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
519 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
522 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
523 variables initialized from SRAed bit fields.
525 2008-12-10 Martin Guy <martinwguy@yahoo.it>
528 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
529 result will be in an FPU register.
531 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
535 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
536 on the associated SYMBOL_REF_DECL node, if any.
538 2008-12-09 David Daney <ddaney@caviumnetworks.com>
540 * config/mips/sync.md (sync_<optab>_12): Replace
541 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
542 (sync_old_<optab>_12): Remove third paramater to
543 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
544 with MIPS_SYNC_OLD_OP_12_AND.
545 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
546 with MIPS_SYNC_NEW_OP_12_AND.
547 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
548 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
549 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
550 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
551 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
552 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
553 MIPS_SYNC_NEW_OP_12_XOR.
554 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
555 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
556 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
557 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
558 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
559 to implement new __sync_nand semantics.
560 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
561 remove third parameter.
562 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
563 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
564 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
565 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
566 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
567 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
568 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
569 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
571 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
573 * graphite.c (graphite_transform_loops): Always call find_transform ()
574 in ENABLE_CHECKING. So we test these code paths, even if we do not
577 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
579 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
581 2008-12-09 Jakub Jelinek <jakub@redhat.com>
584 * function.h (struct function): Add always_inline_functions_inlined.
585 * ipa-inline.c (cgraph_early_inlining): Set it to true.
586 * tree-optimize.c (execute_fixup_cfg): Likewise.
587 * builtins.c (avoid_folding_inline_builtin): New function.
588 (fold_call_expr): Don't optimize always_inline builtins before
590 (fold_call_stmt): Likewise.
591 (fold_builtin_call_array): Likewise. Don't call
592 fold_builtin_varargs for BUILT_IN_MD builtins.
594 PR tree-optimization/37416
595 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
597 2008-12-09 Janis Johnson <janis187@us.ibm.com>
599 * doc/sourcebuild.texi (Test Directives): Fix formatting.
601 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
603 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
605 * doc/invoke.texi (-fira-region): Describe new option.
606 (-fira-algorithm): Change the values.
608 * ira-conflicts.c (build_conflict_bit_table,
609 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
610 (ira_build_conflicts): Use flag flag_ira_region instead of
611 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
612 base registers for allocnos crossing calls.
614 * flags.h (enum ira_algorithm): Redefine.
615 (enum ira_region): New.
616 (flag_ira_region): New.
618 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
619 instead of flag_ira_algorithm.
621 * toplev.c (flag_ira_algorithm): Change the initial value.
622 (flag_ira_region): New.
624 * ira-int.h (ira_reg_classes_intersect_p,
625 ira_reg_class_super_classes): New.
627 * ira-color.c (update_copy_costs): Use
628 ira_reg_classes_intersect_p. Use right class to find hard reg index.
629 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
630 (assign_hard_reg): Ditto. Pass additional argument to
631 update_conflict_hard_regno_costs. Do not uncoalesce for priority
633 (allocno_priorities, setup_allocno_priorities,
634 allocno_priority_compare_func): Move before color_allocnos.
635 (color_allocnos): Add priority coloring. Use flag flag_ira_region
636 instead of flag_ira_algorithm.
637 (move_spill_restore): Check classes of the same reg allocno from
639 (update_curr_costs): Use ira_reg_classes_intersect_p.
640 (ira_reassign_conflict_allocnos): Ditto.
642 * opts.c (decode_options): Always set up flag_ira. Set up
643 flag_ira_algorithm. Warn CB can not be used for architecture.
644 (common_handle_option): Modify code for -fira-algorithm. Add code
645 to process -fira-region.
647 * ira-lives.c (update_allocno_pressure_excess_length): Process
649 (set_allocno_live, clear_allocno_live, mark_reg_live,
650 mark_reg_dead, process_bb_node_lives): Ditto.
652 * ira-emit.c (ira_emit): Fix insn codes.
654 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
655 instead of flag_ira_algorithm.
656 (allocno_range_compare_func): Ignore classes for priority coloring.
657 (setup_min_max_conflict_allocno_ids): Ditto.
658 (ira_flattening): Use ira_reg_classes_intersect_p.
660 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
662 * common.opt (fira-algorithm): Modify.
665 * ira.c (setup_class_hard_regs): Initialize.
666 (setup_cover_and_important_classes): Modify code setting class
667 related info for priority coloring.
668 (setup_class_translate): Ditto.
669 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
670 (setup_reg_class_intersect_union): Rename to
671 setup_reg_class_relations. Add code for setting up new variables.
672 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
673 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
675 * ira-costs.c (common_classes): New.
676 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
677 (find_allocno_class_costs): Ditto. Use common_classes. Translate
679 (ira_costs): Allocate/deallocate common_classes.
681 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
682 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
685 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
686 smallest_mode_for_size.
688 2008-12-10 Ben Elliston <bje@au.ibm.com>
690 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
692 2008-12-09 Jan Hubicka <jh@suse.cz>
694 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
696 2008-12-09 Jakub Jelinek <jakub@redhat.com>
698 PR tree-optimization/35468
699 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
702 2008-12-09 Richard Guenther <rguenther@suse.de>
704 PR tree-optimization/38445
705 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
707 (emit_alias_warning): Adjust.
709 2008-12-09 Andrew Haley <aph@redhat.com>
711 * fixed-value.c (do_fixed_add): Add comment.
712 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
713 * builtins.c (fold_builtin_sqrt): Likewise.
715 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
718 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
720 * calls.c (nitialize_argument_information): Add fntype argument
721 and use it for calls.promote_function_args.
722 (expand_call): Pass fntype to aggregate_value_p if no fndecl
723 available and pass additional fntype to
724 initialize_argument_information.
725 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
726 to get function abi type.
727 (init_cumulative_args): Use for abi kind detection fntype, when no
730 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
732 * config/s390/s390.md (movti, movdi_64, movdi_31,
733 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
734 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
736 (Integer->BLKmode splitter): Removed.
738 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
740 * config/alpha/alpha.c (alpha_set_memflags): Process memory
741 references in full insn sequence.
743 2008-12-09 Jason Merrill <jason@redhat.com>
745 * gimplify.c (gimplify_init_constructor): Revert to using < rather
746 than <= for sparseness test.
749 * gimplify.c (gimplify_init_constructor): Don't write out a static
750 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
753 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
756 Fix testsuite/gfortran.dg/graphite/id-3.f90.
757 * graphite.c (scopdet_basic_block_info): Fix bug that found some
758 regions more than once.
760 2008-12-09 Ben Elliston <bje@au.ibm.com>
762 * emutls.c (__emutls_get_address): Prototype.
763 (__emutls_register_common): Likewise.
765 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
767 2008-12-09 Ben Elliston <bje@au.ibm.com>
769 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
771 2008-12-08 Steve Ellcey <sje@cup.hp.com>
773 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
774 (nonlocal_goto_receiver): New instruction.
776 2008-12-08 Jakub Jelinek <jakub@redhat.com>
779 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
782 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
783 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
785 2008-12-08 Richard Henderson <rth@redhat.com>
788 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
789 (SET_TYPE_MODE): New.
790 * c-decl.c (parser_xref_tag): Use it.
791 (finish_enum): Likewise.
792 * tree.c (build_pointer_type_for_mode): Likewise.
793 (build_reference_type_for_mode, build_index_type): Likewise.
794 (build_range_type, make_vector_type): Likewise.
795 (build_common_tree_nodes_2): Likewise.
796 * stor-layout.c (compute_record_mode): Likewise.
797 (finalize_type_size, layout_type, make_fract_type): Likewise.
798 (make_accum_type, initialize_sizetypes): Likewise.
799 (vector_type_mode): New.
800 * function.c (allocate_struct_function): Call
801 invoke_set_current_function_hook before querying anything else.
803 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
805 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
807 * alias.c (find_base_term): Synch LO_SUM handling with what
808 find_base_value does.
810 2008-12-08 Andrew Haley <aph@redhat.com>
811 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
813 * gimple.h (gimple_build_try): Fix declaration.
815 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
816 * fixed-value.c (do_fixed_add): Likewise.
817 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
819 2008-12-08 Jakub Jelinek <jakub@redhat.com>
822 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
823 on parallel and task contexts.
825 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
827 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
829 2008-12-07 Richard Guenther <rguenther@suse.de>
831 PR tree-optimization/38405
832 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
833 not sign-extend truth values.
835 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
837 * tree-sra.c (scalarize_use): Create another temporary with the proper
838 type for signed types in the use_all && !is_output bitfield case.
840 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
842 PR rtl-optimization/36365
843 * df-core.c (df_worklist_dataflow_overeager): Remove.
844 (df_worklist_dataflow): Don't call it, use double-queue only.
845 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
847 2008-12-06 Jakub Jelinek <jakub@redhat.com>
850 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
851 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
853 2008-12-07 Ben Elliston <bje@au.ibm.com>
855 * gthr-single.h (__gthread_once): Adjust prototype to match all
856 other gthreads models.
858 2008-12-06 Jakub Jelinek <jakub@redhat.com>
860 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
861 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
864 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
865 operands to mult_type if it isn't narrower than op0's type.
867 2008-12-06 Jan Hubicka <jh@suse.cz>
868 Jakub Jelinek <jakub@redhat.com>
870 PR tree-optimization/38074
871 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
873 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
874 in both dirrection for first match heuristics.
875 (tree_bb_level_predictions): Disable noreturn heuristic when there
876 is no returning path.
878 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
880 PR rtl-optimization/38272
881 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
884 2008-12-05 Jakub Jelinek <jakub@redhat.com>
887 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
888 (pp_c_expression): Likewise.
890 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
893 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
895 2008-12-05 Jakub Jelinek <jakub@redhat.com>
898 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
899 arguments to HOST_WIDE_INT. If type has different signedness
900 than unsignedp or different precision from bitsize, create
901 the right type for BIT_FIELD_REF and cast to type.
902 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
905 2008-03-05 Richard Guenther <rguenther@suse.de>
907 * fold-const.c (fold_truthop): Remove code generating
908 BIT_FIELD_REFs of structure bases.
909 (fold_binary): Likewise.
910 (make_bit_field_ref): Remove.
911 (optimize_bit_field_compare): Remove.
912 (all_ones_mask_p): Remove.
914 2008-12-05 Jakub Jelinek <jakub@redhat.com>
916 * tree-sra.c (sra_explode_bitfield_assignment): Always
917 call unsigned_type_for, if the precision is higher than
918 needed, call build_nonstandard_integer_type.
921 * function.c (assign_parm_find_stack_rtl): If promoted_mode
922 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
926 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
927 only if internal_arg_pointer is a non-virtual pseudo.
929 2008-12-05 Joseph Myers <joseph@codesourcery.com>
931 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
932 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
933 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
935 2008-12-05 Jakub Jelinek <jakub@redhat.com>
937 PR tree-optimization/37716
938 * gimplify.c (gimplify_expr): Allow COND_EXPR if
939 gimplify_ctxp->allow_rhs_cond_expr.
941 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
943 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
944 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
946 (alpha_emit_conditional_branch): Do not generate direct branch
947 for UNORDERED comparisons.
949 2008-12-05 Andreas Schwab <schwab@suse.de>
951 * config/rs6000/linux-unwind.h (frob_update_context): Check for
954 2008-12-05 Jakub Jelinek <jakub@redhat.com>
957 * fold-const.c (fold_checksum_tree): Change buf type to union
960 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
963 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
965 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
967 2008-12-05 Ben Elliston <bje@au.ibm.com>
969 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
971 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
973 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
974 Gary Funck <gary@intrepid.com>
976 * cse.c (lookup_as_function): Delete mode frobbing code.
977 (equiv_constant): Re-implement it there for SUBREGs.
979 2008-12-04 Richard Guenther <rguenther@suse.de>
982 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
983 (tree-ssa-structalias.o): Remove errors.h dependency.
984 (tree-ssa-reassoc.o): Likewise.
985 * tree-ssa-reassoc.c: Do not include errors.h.
986 * tree-ssa-alias-warnings.c: Remove.
987 * tree-ssa-alias.c (compute_may_aliases): Remove call to
988 strict_aliasing_warning_backend.
989 * tree-ssa-structalias.c (emit_pointer_definition): New function.
990 (emit_alias_warning): Likewise.
991 (set_uids_in_ptset): Warn for clear cases of type-punning.
992 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
995 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
997 * cse.c (equiv_constant): Fix pasto.
999 2008-12-04 Nick Clifton <nickc@redhat.com>
1001 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
1002 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
1003 formatting of quotes.
1005 2008-12-04 Jakub Jelinek <jakub@redhat.com>
1008 * fold-const.c (fold_checksum_tree): Allow modification of
1011 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1014 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
1015 have the right number of arguments.
1017 2008-12-03 Richard Guenther <rguenther@suse.de>
1020 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1023 2008-12-03 Tomas Bily <tbily@suse.cz>
1026 * tree-loop-distribution.c (build_size_arg): New function.
1027 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1028 Reorganized generating of stmts.
1029 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1030 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1031 Indicate if analysis succeed.
1032 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1033 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1034 Uses new definition of dr_analyze_innermost.
1036 2008-12-03 Ben Elliston <bje@au.ibm.com>
1038 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1040 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1042 PR tree-optimization/37716
1043 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1044 all the needed operations as trees and gimplify_assign it to dst.
1047 * configure.ac (gcc_cv_readelf): Look for readelf.
1048 (gcc_cv_as_cfi_advance_working): Check for working
1049 cfi advances with code alignment factor > 1.
1050 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1051 don't work properly.
1052 * configure: Regenerated.
1054 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1055 Jakub Jelinek <jakub@redhat.com>
1056 Andrew Pinski <andrew_pinski@playstation.sony.com>
1058 PR rtl-optimization/38281
1059 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1060 set it to NULL_RTX afterwards.
1062 * emit-rtl.c (set_insn_deleted): Fix formatting.
1064 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1066 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1068 * config/mips/mips.md (IMOVE32): New mode iterator.
1069 (movsi): Generalize with IMOVE32.
1070 (*movsi_internal): Likewise.
1071 (*mov<mode>_mips16): Likewise.
1074 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1075 Maxim Kuvyrkov <maxim@codesourcery.com>
1077 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1078 PC-relative addressing when compiling for uclinux PIC.
1079 (__cmpdf_internal, __cmpsf_internal): Hide.
1080 (__cmpdf, __cmpsf): Use PIC call sequence.
1082 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1083 Jack Howarth <howarth@bromo.med.uc.edu>
1085 * config/i386/t-darwin64: Add m32 multilib support.
1087 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1089 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1091 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1094 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1095 before using it in POINTER_PLUS_EXPR.
1097 2008-12-02 Richard Guenther <rguenther@suse.de>
1099 PR tree-optimization/38359
1100 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1103 2008-12-02 Martin Jambor <mjambor@suse.cz>
1106 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1108 (forward_propagate_addr_into_variable_array_index): Check that the
1109 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1110 than the gimple code directly.
1112 2008-12-02 Ben Elliston <bje@au.ibm.com>
1114 * config/spu/float_disf.c (__floatdisf): Prototype.
1115 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1116 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1117 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1119 2008-12-02 DJ Delorie <dj@redhat.com>
1121 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1122 (DWARF_CIE_DATA_ALIGNMENT): Define.
1124 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1125 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1126 (xstormy16_expand_prologue): Likewise.
1127 (xstormy16_expand_builtin_va_start): Likewise.
1128 (xstormy16_gimplify_va_arg_expr): Likewise.
1130 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1133 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1134 potentially returned from folding memcpy.
1135 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1136 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1138 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1141 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1142 decoration of function RTL names here on Ada language.
1144 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1146 PR rtl-optimization/38280
1147 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1148 ira_rebuild_regno_allocno_list): New functions.
1149 (regno_allocnos): New static variable.
1150 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1151 Call ira_rebuild_regno_allocno_list.
1153 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1154 Adam Nemet <anemet@caviumnetworks.com>
1156 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1157 LINUX_DRIVER_SELF_SPECS.
1159 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1161 PR rtl-optimization/37514
1162 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1163 from previous insns.
1165 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1168 * c-omp.c (c_finish_omp_for): Only transform pointer
1169 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1171 PR rtl-optimization/38245
1172 * tree-vrp.c (abs_extent_range): New function.
1173 (extract_range_from_binary_expr): Compute range
1174 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1175 or includes zero or if vr1 is VR_RANGE and op0 has some
1178 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1181 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1182 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1183 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1184 to (not:I48MODE (and:I48MODE (...))).
1185 (sync_old_nand<mode>): Ditto.
1186 (sync_new_nand<mode>): Ditto.
1188 2008-12-01 Nick Clifton <nickc@redhat.com>
1190 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1191 Replace uses of the "y" register class with direct references to
1192 the CARRY_REG register.
1193 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1194 register with clobbers of the carry register.
1195 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1196 (xstormy16_split_cbranch): Remove redundant carry parameter.
1197 (xstormy16_expand_arith): Likewise.
1198 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1199 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1200 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1201 (CARRY_REGNUM): Define.
1202 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1204 (xstormy16_expand_arith): Likewise.
1206 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1208 * config/score/score.h (IRA_COVER_CLASSES): Define.
1210 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1213 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1214 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1215 (cmp_sdiv_cc_set): Factor common string.
1216 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1218 (cmp_udiv_cc_set): Factor common string.
1220 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1223 * varasm.c (emutls_finish): Fix common registration.
1225 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1228 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1230 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1232 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1233 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1234 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1235 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1236 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1237 Ignore sub-word case for now.
1238 (sync_nand<mode>_internal): Represent NAND in RTL.
1239 (sync_old_nand<mode): Same.
1240 (sync_old_name<mode>_internal): Same.
1241 (sync_new_nand<mode>): Same.
1242 (sync_new_nand<mode>_internal): Same.
1243 (sync_boolcshort_internal): Expect NAND.
1245 2008-11-28 Richard Guenther <rguenther@suse.de>
1247 PR tree-optimization/37955
1248 PR tree-optimization/37742
1249 * tree-vect-transform.c (vectorizable_store): Remove assert for
1251 (vectorizable_load): Likewise.
1253 2008-11-27 Richard Guenther <rguenther@suse.de>
1255 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1256 a constraint for the static chain parameter.
1258 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1260 * config/bfin/bfin.opt (micplb): New option.
1261 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1262 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1263 ENABLE_WA_INDIRECT_CALLS): New macros.
1264 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1266 (indirect_call_p): New function.
1267 (workaround_speculation): Handle anomaly 05-00-0426 when
1268 ENABLE_WA_INDIRECT_CALLS is true.
1269 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1270 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1271 * doc/invoke.texi (Blackfin Options): Document -micplb.
1273 2008-11-26 DJ Delorie <dj@redhat.com>
1275 * config/m32c/mov.md ("extendhipsi2"): New.
1277 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1279 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1280 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1282 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1284 * config/mips/mips.md (clear_hazard): Rename to
1285 clear_hazard_<mode>. Use mode-specific addition.
1286 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1287 or gen_clear_hazard_di depending on the size of Pmode.
1289 2008-11-26 DJ Delorie <dj@redhat.com>
1291 * configure.ac: Test m32c-elf-gas for .loc.
1292 * configure: Likewise.
1294 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1297 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1300 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1302 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1303 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1304 (memory_barrier): Do not generate memory_barrier_nosse instruction
1306 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1308 2008-11-26 Fredrik Unger <fred@tree.se>
1310 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1311 function name from __floatundisf.
1312 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1315 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1316 Richard Guenther <rguenther@suse.de>
1318 PR tree-optimization/37869
1319 * tree-ssa-structalias.c (struct constraint_graph): Remove
1320 pt_used and number_incoming members.
1321 (build_pred_graph): Do not allocate them.
1322 (condense_visit): Do not use them.
1323 (label_visit): Likewise.
1324 (free_var_substitution_info): Do not free them.
1326 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1328 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1330 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1332 * ira-color.c (allocno_spill_priority): New function.
1333 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1334 Print more info about the spilled allocno.
1335 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1336 checks on bad spill.
1338 * ira-build.c (loop_node_to_be_removed_p): Remove.
1339 (loop_compare_func, mark_loops_for_removal): New functions.
1340 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1342 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1344 * ira.c (ira): Don't change flag_ira_algorithm.
1346 * params.def (ira-max-loops-num): Change the value.
1348 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1350 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1351 Disable unsupported alternative for ColdFire,
1352 add new alternative that ColdFire can handle.
1354 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1356 * regrename.c (merge_overlapping_regs): Add registers artificially
1357 defined at the top of the basic block to the set of live ones just
1358 before the first insn.
1360 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1361 Joey Ye <joey.ye@intel.com>
1364 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1365 false if we need to align the outgoing stack.
1366 (ix86_update_stack_boundary): Check parm_stack_boundary.
1368 2008-11-25 Richard Guenther <rguenther@suse.de>
1372 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1373 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1374 in favor of dereferenced_ptrs.
1375 (init_alias_info): Adjust.
1376 (delete_alias_info): Likewise.
1377 (compute_flow_insensitive_aliasing): Properly
1378 include all aliased variables.
1379 (update_alias_info_1): Use dereferenced_ptrs.
1380 (setup_pointers_and_addressables): Likewise.
1381 (get_smt_for): Honor ref-all pointers and pointers with known alias
1383 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1385 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1388 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1389 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1391 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1393 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1395 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1397 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1399 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1402 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1403 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1405 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1407 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1408 UNSPECV_CMPXCHG_[12].
1409 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1410 UNSPECV_CMPXCHG_[12].
1413 * config/i386/sync.md (memory_barrier): New expander.
1415 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1418 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1420 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1422 * pa.c (function_arg): Revert 2008-10-26 change.
1424 2008-11-23 Helge Deller <deller@gmx.de>
1426 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1427 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1428 succeeded and lws_ret is not equal to oldval.
1430 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1432 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1434 2008-11-22 Andreas Schwab <schwab@suse.de>
1436 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1439 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1441 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1442 Use constant 1 as the operand.
1443 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1444 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1445 gen_rdhwr_synci_step_di depending on the size of Pmode.
1447 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1450 * config/i386/i386.md (SWI248): New mode iterator.
1451 (SWI32): Remove mode iterator.
1452 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1453 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1454 iterator. Generate popcnt mnemonic without mode extensions
1455 for Darwin x86 targets.
1456 (*popcount<mode>2_cmp): Ditto.
1457 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1458 extensions for Darwin x86 targets.
1460 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1462 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1463 only if HAVE_AS_SPARC_UA_PCREL is defined.
1465 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1467 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1468 allocno_costs value of the classees with the lowest total_costs
1469 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1470 (setup_allocno_cover_class_and_costs): ...rather than here.
1471 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1474 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1477 * builtins.c (expand_builtin_apply_args): Emit sequence before
1478 parm_birth_insn instead of after entry_of_function's first insn.
1481 * function.c (assign_parm_remove_parallels): Pass
1482 data->passed_type as third argument to emit_group_store.
1485 * final.c (mark_symbol_refs_as_used): New function.
1486 * output.h (mark_symbol_refs_as_used): New prototype.
1487 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1488 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1489 * config/arm/arm.md (consttable_4): Likewise.
1492 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1494 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1497 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1498 propagate x = &a into *x = b if conversion from b to a's type is
1501 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1503 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1504 for the liveness computation of the new insn.
1506 2008-11-21 DJ Delorie <dj@redhat.com>
1508 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1509 Moves to/from below100 space (W) can only use r0-r7.
1511 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1514 * doc/invoke.texi (Optimization Options): Fix typo.
1516 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1517 Xuepeng Guo <xuepeng.guo@intel.com>
1519 * config.gcc (extra_headers): For x86 and x86-64, remove
1520 gmmintrin.h, add immintrin.h and avxintrin.h.
1522 * config/i386/gmmintrin.h: Renamed to ...
1523 * config/i386/avxintrin.h: This. Issue an error if
1524 _IMMINTRIN_H_INCLUDED is undedined.
1526 * config/i386/immintrin.h: New.
1528 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1531 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1532 mode of PLUS, not mode of the eliminated register.
1534 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1537 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1538 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1539 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1540 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1541 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1542 (*nand<mode>3): Rename to *andnot<mode>3.
1543 (*nandtf3): rename to *andnottf3.
1544 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1545 Use CODE_FOR_mmx_andnotv2si3.
1546 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1547 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1548 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1549 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1550 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1552 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1555 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1556 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1557 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1558 to (not:IMODE (and:IMODE (...))).
1559 (sync_old_nand<mode>): Ditto.
1560 (sync_new_nand<mode>): Ditto.
1562 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1564 * config/arm/thumb2.md (thumb2_casesi_internal,
1565 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1567 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1569 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1570 nand to the changed 4.4 semantic.
1572 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1575 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1576 (fold_builtin_memory_op): Handle even the case where just one
1577 of src and dest is an address of a var decl component, using
1578 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1579 and readonly_data_expr src check.
1580 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1583 PR rtl-optimization/36998
1584 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1585 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1586 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1587 stack_adjust_offset callers.
1588 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1590 (compute_barrier_args_size): Handle insns in annulled branches
1593 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1596 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1597 Handle cases when integer argument crosses argument register boundary.
1599 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1602 * config.gcc (i[34567]86-*-solaris2*): Don't include
1603 i386/t-crtstuff here.
1604 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1605 * config/i386/t-sol2: Move to libgcc/config/i386.
1607 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1610 * tlink.c: Include "libiberty.h".
1611 (initial_cwd): Change type into char *.
1612 (tlink_init): Call getpwd instead of getcwd.
1614 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1616 PR rtl-optimization/32283
1617 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1618 of the induction variable to decide whether it may wrap.
1619 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1620 initialization of the bound before the loop.
1621 * simplify-rtx.c (simplify_binary_operation_1): Add two
1622 simplifications regarding AND.
1623 (simplify_plus_minus): Only fail if no simplification is possible.
1624 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1626 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1629 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1630 checking until GIMPLE lowering.
1631 * gimple-low.c (check_call_args): New function.
1632 (lower_stmt) <case GIMPLE_CALL>: Call it.
1634 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1636 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1637 with the same type as the first operand of the AND expression.
1639 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1642 * ira-int.h (struct ira_loop_tree_node): New member
1643 entered_from_non_parent_p.
1645 * ira-color.c (print_loop_title): Print loop bbs.
1647 * ira-emit.c (entered_from_non_parent_p,
1648 setup_entered_from_non_parent_p): New functions.
1649 (not_modified_p): Rename to store_can_be_removed_p. Check there
1651 (generate_edge_moves): Use store_can_be_removed_p instead of
1653 (ira_emit): Call setup_entered_from_non_parent_p.
1655 * ira-build.c (copy_info_to_removed_store_destinations):
1656 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1657 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1658 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1659 update all accumulated attributes.
1661 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1664 * ira-int.h (ira_copy_allocno_live_range_list,
1665 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1666 ira_finish_allocno_live_range_list): New prototypes.
1667 (ira_allocno_live_ranges_intersect_p,
1668 ira_pseudo_live_ranges_intersect_p): Remove.
1670 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1671 ira_pseudo_live_ranges_intersect_p): Rename to
1672 allocnos_have_intersected_live_ranges_p and
1673 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1675 * ira-color.c: ... here
1676 (coalesced_allocno_conflict_p): Use
1677 allocnos_have_intersected_live_ranges_p.
1678 (coalesced_allocnos_living_at_program_points,
1679 coalesced_allocnos_live_at_points_p,
1680 set_coalesced_allocnos_live_points): Remove.
1681 (slot_coalesced_allocnos_live_ranges,
1682 slot_coalesced_allocno_live_ranges_intersect_p,
1683 setup_slot_coalesced_allocno_live_ranges): New.
1684 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1685 (ira_sort_regnos_for_alter_reg): Use
1686 allocnos_have_intersected_live_ranges_p.
1687 (ira_reuse_stack_slot): Use
1688 pseudos_have_intersected_live_ranges_p.
1690 * global.c (pseudo_for_reload_consideration_p): Check
1691 flag_ira_share_spill_slots too.
1693 * ira-build.c (copy_allocno_live_range_list): Rename to
1694 ira_copy_allocno_live_range_list. Make it external.
1695 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1697 (ira_allocno_live_ranges_intersect_p): New.
1698 (ira_finish_allocno_live_range_list): New.
1699 (finish_allocno): Use it.
1700 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1701 (copy_info_to_removed_store_destinations): Ditto. Use
1702 ira_copy_allocno_live_range_list.
1703 (ira_flattening): Use ira_merge_allocno_live_ranges.
1705 * ira.c (too_high_register_pressure_p): New function.
1706 (ira): Switch off sharing spill slots if the pressure is too high.
1708 2008-11-19 Richard Guenther <rguenther@suse.de>
1710 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1711 non-sizetype offsets if their precision matches that of the pointer.
1712 * expr.c (expand_expr_real_1): Always sign-extend the offset
1713 operand of a POINTER_PLUS_EXPR.
1715 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1717 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1718 (mips-sgi-irix[56]*): No need to use fixproto.
1720 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1721 Paul Brook <paul@codesourcery.com>
1723 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1726 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1728 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1730 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1733 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1734 (separate_decls_in_region): Create shared struct even when there
1735 are only reductions.
1737 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1739 * config/picochip/picochip.c (headers): Remove an unnecessary
1742 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1745 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1746 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1748 * config/m68k/m68k.md: Adjust all conditional branches that use the
1749 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1751 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1754 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1755 is a register or zero operand in the correct mode before generating
1756 mtch1 insn or a register operand in the correct mode before generating
1758 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1760 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1762 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1763 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1764 mipsisa*-*-elf*. Handle mipsisa64r2*.
1765 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1766 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1768 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1769 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1771 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1772 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1773 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1776 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1779 * config/i386/i386.md (allocate_stack_worker_32,
1780 allocate_stack_worker_64): Don't use match_dup between input and
1782 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1783 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1785 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1787 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1788 is forced when trying to do a symbol link for it.
1790 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1792 * expmed.c (extract_bit_field_1): Also use a temporary and
1793 convert_extracted_bit_field when the conversion from ext_mode to
1794 the target mode requires explicit truncation.
1796 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1798 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1800 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1801 registers when not optimizing.
1803 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1805 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1806 and its associated define_split. Expose the all-d alternative
1807 to the register allocator, but mark it with "?". Mark the first
1808 alternative with "*?*?".
1809 (*mul_sub_si): Likewise.
1810 (*mul_acc_si_r3900): New pattern.
1812 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1815 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1816 propagating x = &a into *x = b, add a cast if not useless
1817 type conversion or don't optimize if another stmt would be
1820 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1823 * optabs.c (expand_sync_operation): Properly handle NAND case
1824 by calculating ~(t1 & val) instead of (~t1 & val).
1825 * builtins.c (expand_builtin_sync_operation): Warn for changed
1826 semantics in NAND builtins.
1827 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1829 * doc/invoke.texi (Warning options): Add Wsync-nand.
1830 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1831 __sync_fetch_and_nand builtin operation in the example. Add a note
1832 about changed semantics in GCC 4.4.
1833 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1834 operation in the example. Add a note about changed semantics in
1837 2008-11-16 Jan Hubicka <jh@suse.cz>
1839 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1842 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1844 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1847 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1850 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1851 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1853 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1854 rather than call_really_used_regs when handling $gp.
1856 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1859 * config/mips/mips.c (machine_function): Update the comment
1860 above global_pointer.
1861 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1862 that a function doesn't need a global pointer.
1863 (mips_current_loadgp_style): Update accordingly.
1864 (mips_restore_gp): Likewise.
1865 (mips_output_cplocal): Likewise.
1866 (mips_expand_prologue): Likewise.
1868 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1870 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1871 parameter. Use DImode for computing the number of registers.
1872 (function_arg): Adjust for above change.
1873 (function_value): Likewise.
1875 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1877 PR tree-optimization/37950
1878 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1879 not computed for the current function.
1881 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1884 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1885 gpr and other COMPONENT_REFs.
1887 2008-11-15 Richard Guenther <rguenther@suse.de>
1889 PR tree-optimization/38051
1890 * tree-ssa-alias.c (update_alias_info_1): Manually find
1893 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1895 * doc/invoke.texi (-mfix-r10000): Document.
1896 * config/mips/mips.opt (mfix-r10000): New option.
1897 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1898 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1899 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1900 (MIPS_SYNC_OP): Likewise.
1901 (MIPS_SYNC_OP_12): Likewise.
1902 (MIPS_SYNC_OLD_OP_12): Likewise.
1903 (MIPS_SYNC_NEW_OP_12): Likewise.
1904 (MIPS_SYNC_OLD_OP): Likewise.
1905 (MIPS_SYNC_NAND): Likewise.
1906 (MIPS_SYNC_OLD_NAND): Likewise.
1907 (MIPS_SYNC_EXCHANGE): Likewise.
1908 (MIPS_SYNC_EXCHANGE_12): Likewise.
1909 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1911 (MIPS_SYNC_NEW_NAND): Likewise.
1912 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1913 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1914 (mips_output_sync_loop): New function.
1915 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1916 Make -mfix-r10000 require branch-likely instructions.
1917 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1918 mips_output_sync_loop.
1919 (compare_and_swap_12): Likewise.
1920 (sync_add<mode>): Likewise.
1921 (sync_<optab>_12): Likewise.
1922 (sync_old_<optab>_12): Likewise.
1923 (sync_new_<optab>_12): Likewise.
1924 (sync_nand_12): Likewise.
1925 (sync_old_nand_12): Likewise.
1926 (sync_new_nand_12): Likewise.
1927 (sync_sub<mode>): Likewise.
1928 (sync_old_add<mode>): Likewise.
1929 (sync_old_sub<mode>): Likewise.
1930 (sync_new_add<mode>): Likewise.
1931 (sync_new_sub<mode>): Likewise.
1932 (sync_<optab><mode>): Likewise.
1933 (sync_old_<optab><mode>): Likewise.
1934 (sync_new_<optab><mode>): Likewise.
1935 (sync_nand<mode>): Likewise.
1936 (sync_old_nand<mode>): Likewise.
1937 (sync_new_nand<mode>): Likewise.
1938 (sync_lock_test_and_set<mode>): Likewise.
1939 (test_and_set_12): Likewise.
1941 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1943 * gcc.c (cc1_options): Fix comment.
1945 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1948 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1949 argtype instead of result_type.
1951 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1953 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1954 subloop_next/next and subloops/childen fields.
1956 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1958 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1959 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1960 (LOCAL_INCLUDE_DIR): Undefine.
1961 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1963 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1965 PR rtl-optimization/37397
1966 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1967 (ALLOCNO_BAD_SPILL_P): New macro.
1969 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1971 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1972 (create_cap_allocno, propagate_allocno_info,
1973 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1974 (update_bad_spill_attribute): New function.
1975 (ira_build): Call it.
1977 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1979 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1981 PR tree-optimization/38104
1982 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1983 before calling mark_symbols_for_renaming, not after it.
1985 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1987 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1988 (OVERRIDE_OPTIONS): Likewise.
1990 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1991 Andrew Stubbs <ams@codesourcery.com>
1992 Gunnar Von Boehn <gunnar@genesi-usa.com>
1995 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1996 the shorter LEA insn over ADD.L where possible.
1998 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
2000 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
2001 systems, which are assumend to always provide SSP-support in glibc.
2002 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
2004 * configure: Regenerate.
2006 2008-11-14 Jakub Jelinek <jakub@redhat.com>
2009 * function.c (gimplify_parameters): For callee copies parameters,
2010 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
2012 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
2015 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
2016 x86 parts into the `i[34567]86-*-linux*' and parts that are
2017 independent of the processor architecture into the `*-*-linux*' cases.
2018 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
2019 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2020 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2021 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2022 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2023 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2024 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2026 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2028 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2029 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2030 (ls2_idiv): Likewise idiv3.
2031 (ls2_prefetch): New reservation.
2032 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2033 * config/mips/mips.md (type): Add imul3nc and idiv3.
2034 (length): Handle idiv3.
2035 (any_mod): New code_iterator.
2036 (u): Handle MOD and UMOD.
2037 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2038 (prefetch): Handle TARGET_LOONGSON_2EF.
2040 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2043 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2044 (prune_unused_types_walk): Call it for non-perennial local classes.
2045 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2046 entry, just set it to 2 and recurse on children, don't walk attributes
2049 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2051 * c-common.c (warn_about_parentheses): Add missing whitespace
2054 2008-11-13 Paul Brook <paul@codesourcery.com>
2056 * doc/invoke.texi: Document --fix-cortex-m3.
2057 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2058 Cortex-M3 cpu is selected.
2059 (output_move_double): Avoid overlapping base register and first
2060 destination register when fix_cm3_ldrd.
2061 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2063 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2066 * gimple.h (gimple_range_check_failed): Remove prototype.
2067 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2069 (gimple_range_check_failed): Removed.
2071 2008-11-13 Andrew Haley <aph@redhat.com>
2074 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2077 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2081 2007-05-07 Mike Stump <mrs@apple.com>
2082 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2083 also checks for and while statements in C++.
2085 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2088 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2089 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2090 - which clones are reachable - as "abstract and needed".
2091 * cgraph.c (cgraph_release_function_body): If a node is
2092 "abstract and needed", do not release its DECL_INITIAL() content
2093 that will be needed to emit debug info.
2095 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2098 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2099 to set HAVE_GETIPINFO.
2100 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2101 * configure: Regenerate.
2102 * config.in: Regenerate.
2104 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2107 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2109 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2112 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2113 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2115 2008-11-12 Jason Merrill <jason@redhat.com>
2118 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2121 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2123 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2124 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2126 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2127 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2129 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2131 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2132 packed-stack special handling.
2133 (FRAME_ADDR_RTX): Add definition.
2135 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2138 * fold-const.c (native_encode_string): New function.
2139 (native_encode_expr): Use it for STRING_CST.
2141 2008-11-12 DJ Delorie <dj@redhat.com>
2143 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2144 insns if the intermediate value will be used later.
2146 2008-11-12 Andreas Schwab <schwab@suse.de>
2148 * config/m68k/m68k.c (print_operand): Mask off extra extension
2149 bits when writing out the representation of real values.
2151 2008-11-12 Ira Rosen <irar@il.ibm.com>
2153 PR tree-optimization/38079
2154 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2157 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2160 * c-pretty-print.c (pp_c_complex_expr): New function.
2161 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2164 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2165 than INNER and INNER is a constant, forcibly align INNER as much
2168 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2170 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2172 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2174 PR rtl-optimization/37363
2175 * simplify-rtx.c (simplify_plus_minus): Don't create
2176 (const (minus ...)) expresisons.
2178 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2180 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2183 2008-11-10 Catherine Moore <clm@codesourcery.com>
2185 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2187 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2188 (BASE_DRIVER_SELF_SPECS): Remove.
2189 (DRIVER_SELF_SPECS): New definition.
2190 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2191 BASE_DRIVER_SELF_SPECS.
2192 * config/mips/sde.h: Likewise.
2193 * config/mips/iris6.h: Likewise.
2194 * config/mips/vr.h: Likewise.
2195 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2197 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2199 PR rtl-optimizations/37948
2200 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2201 (ira_create_copy, ira_add_allocno_copy): New parameter.
2203 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2204 to ira_add_allocno_copy.
2205 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2206 parameter to process_regs_for_copy.
2207 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2208 Fix typo in passing second allocno to ira_add_allocno_copy.
2210 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2211 coalesced allocnos list.
2212 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2214 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2215 (add_ira_allocno_to_ordered_bucket): Rename to
2216 add_allocno_to_ordered_bucket.
2217 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2218 head of coalesced allocnos list.
2219 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2220 Check that it is aready calculated.
2221 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2222 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2224 (coalesce_allocnos): Do extended coalescing too.
2226 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2227 parameter to ira_add_allocno_copy.
2229 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2231 (print_copy): Print copy origination too.
2233 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2236 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2238 PR rtl-optimization/37514
2239 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2240 flag_ira_share_spill_slots to 2 if it's already non-zero.
2241 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2242 flag_ira_share_spill_slots is 2.
2244 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2246 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2247 (prologue_enter_32): Set FB to SP - 4.
2249 2008-11-10 DJ Delorie <dj@redhat.com>
2251 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2252 constraint for single-bit-clear in lower byte of HI constant, vs
2253 Imb which just ignores the upper byte.
2254 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2255 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2256 (iorhi3_16): Check for single bit set, not single bit clear.
2258 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2260 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2262 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2264 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2266 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2267 values living in memory and use more precise alignment information.
2269 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2272 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2273 after __mf_check call if the call must end a bb.
2275 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2279 * combine.c (force_to_mode): Do not process vector types.
2281 * rtlanal.c (nonzero_bits1): Do not process vector types.
2282 (num_sign_bit_copies1): Likewise.
2284 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2286 * config/i386/gnu.h: Add copyright and licensing header.
2287 * config/gnu.h: Likewise.
2289 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2291 * fwprop.c (fwprop_done): Call df_remove_problem.
2293 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2296 * tree-scalar-evolution.c (instantiate_scev_1): Return
2297 chrec_dont_know for VL_EXP_CLASS_P.
2299 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2301 * reg-stack.c (reg_to_stack): Add missing braces in memset
2304 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2306 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2307 (NO_PROFILE_COUNTERS): New define.
2309 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2312 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2314 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2317 * config/sparc/constraints.md (D): New.
2318 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2319 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2321 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2322 Use the 'D' constraint in addition to 'F' in some alternatives.
2323 (DF splitter): Generalize for V64mode.
2324 * doc/md.texi (SPARC): Document the 'D' constraint.
2326 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2328 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2330 2008-11-06 Ben Elliston <bje@au.ibm.com>
2332 * gcc.c: Remove ancient comment about a bug in Sun cc.
2334 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2336 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2338 2008-11-06 Ben Elliston <bje@au.ibm.com>
2340 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2342 2008-11-06 Ben Elliston <bje@au.ibm.com>
2344 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2347 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2350 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2353 2008-11-05 Martin Jambor <mjambor@suse.cz>
2356 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2357 pointer arithmetics into array_ref if the array is accessed
2358 through an indirect_ref.
2360 2008-11-05 Richard Guenther <rguenther@suse.de>
2363 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2364 qualified pointer conversion before stripping qualifiers.
2365 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2366 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2367 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2370 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2371 properly canonicalize binary ops.
2372 (forward_propagate_addr_expr_1): Use
2373 may_propagate_address_into_dereference.
2375 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2378 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2379 Initialize uninitialized input registers with a NaN.
2381 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2385 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2387 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2391 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2392 exits and conditions.
2393 * testsuite/gcc.dg/graphite/pr37943.c: New.
2395 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2396 Andrew Pinski <andrew_pinski@playstation.sony.com>
2399 * c-common.c (warn_for_sign_compare): For complex result_type
2400 use component's type.
2402 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2404 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2406 * print-tree.c (print_node): Don't print DECL_INITIAL
2410 * c-common.c (parse_optimize_options): Save and restore
2411 flag_strict_aliasing around decode_options call.
2413 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2415 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2416 (host_detect_local_cpu): Use it instead of casted strings to
2417 compare vendor signatures.
2419 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2422 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2423 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2425 2008-11-03 Catherine Moore <clm@codesourcery.com>
2427 * config/mips.c (mips_conditional_register_usage): Handle the
2428 DSP control register.
2429 * doc/extend.texi: Document the DSP control register.
2431 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2432 Jakub Jelinek <jakub@redhat.com>
2434 * omp-low.c (expand_omp_for_generic): If iter_type has different
2435 precision than type and type is a pointer type, cast n1 and n2
2436 first to an integer type with the same precision as pointers
2437 and only afterwards to iter_type.
2439 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2441 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2442 (UNSPEC_GOTSYM_OFF): New unspec.
2443 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2444 (pic_add_dot_plus_eight): Likewise.
2445 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2446 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2447 UNSPEC_PIC_BASE operands.
2448 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2449 (arm_output_addr_const_extra): Handle it.
2451 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2453 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2454 integer class to full integer class if the offset is not word-aligned.
2456 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2459 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2461 (doloop_optimize): Update call to doloop_modify.
2463 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2465 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2467 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2470 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2471 gcc_cv_as_cfi_directive.
2472 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2473 merging read-only and read-write sections or assembler emits
2474 read-write .eh_frame sections.
2475 * configure: Regenerate.
2477 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2480 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2482 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2484 (rs6000_emit_prologue): Invert logic.
2485 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2486 (reg:P 11) instead of match_operand.
2487 (*save_fpregs_<mode>): Likewise.
2488 (*restore_gpregs_<mode>): Likewise.
2489 (*return_and_restore_gpregs_<mode>): Likewise.
2490 (*return_and_restore_fpregs_<mode>): Likewise.
2491 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2492 (reg:P 11) insted of match_operand.
2493 (*restore_gpregs_spe): Likewise.
2494 (*return_and_restore_gpregs_spe): Likewise.
2496 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2498 PR tree-optimization/37684
2499 * gcc.dg/graphite/pr37684.c: New.
2500 * graphite.c (exclude_component_ref): New.
2501 (is_simple_operand): Call exclude_component_ref.
2503 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2505 PR tree-optimization/36908
2506 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2507 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2508 (number_of_rw_in_partition): New.
2509 (partition_contains_all_rw): New.
2510 (ldist_gen): Do not distribute when one of the partitions
2511 contains all the memory operations.
2513 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2515 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2516 EDGE_IRREDUCIBLE_LOOP.
2518 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2520 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2521 where we have one entry point in the loop which isn't the head.
2523 2008-11-03 Richard Guenther <rguenther@suse.de>
2526 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2528 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2531 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2532 for ipa and simple ipa passes.
2534 2008-11-02 Richard Guenther <rguenther@suse.de>
2536 PR tree-optimization/37542
2537 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2538 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2539 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2540 (vn_nary_op_insert_stmt): Likewise.
2541 (visit_use): Likewise.
2543 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2545 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2547 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2548 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2549 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2550 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2551 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2552 peephole2's): Replace unspec with rotate.
2553 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2555 2008-11-02 Richard Guenther <rguenther@suse.de>
2557 PR tree-optimization/37991
2558 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2559 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2560 (set_ssa_val_to): Print if the value changed.
2561 (simplify_binary_expression): Strip useless conversions.
2563 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2566 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2569 2008-11-01 Richard Guenther <rguenther@suse.de>
2572 * builtins.c (fold_builtin_strspn): Return a size_t.
2573 (fold_builtin_strcspn): Likewise.
2575 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2577 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2578 attribute for struct return convention.
2580 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2582 * config/rs6000/crtsavres.asm: Really, really delete.
2584 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2586 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2588 (rs6000_emit_prologue): Invert logic.
2589 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2590 (reg:P 11) instead of match_operand.
2591 (*save_fpregs_<mode>): Likewise.
2592 (*restore_gpregs_<mode>): Likewise.
2593 (*return_and_restore_gpregs_<mode>): Likewise.
2594 (*return_and_restore_fpregs_<mode>): Likewise.
2595 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2596 (reg:P 11) insted of match_operand.
2597 (*restore_gpregs_spe): Likewise.
2598 (*return_and_restore_gpregs_spe): Likewise.
2600 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2602 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2603 list of word switches that take args.
2605 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2607 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2608 (s390_output_pool_entry): Call it through for_each_rtx.
2611 * expr.c (store_constructor): For vectors, if target is a MEM, use
2612 target's MEM_ALIAS_SET instead of elttype alias set.
2614 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2617 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2620 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2623 * config/rs6000/predicates.md (word_offset_memref_operand):
2624 Restructure code and look inside auto-inc/dec addresses.
2626 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2629 * libgcov.c ( __gcov_indirect_call_profiler): Check
2630 TARGET_VTABLE_USES_DESCRIPTORS.
2632 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2634 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2635 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2636 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2637 offset if eliminating soft frame pointer.
2638 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2639 (stack_protect_test_si): Add initial machine description
2640 for Stack Smashing Protector
2642 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2645 * c-common.c (min_precision): Move to...
2646 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2647 * tree.h (tree_int_cst_min_precision): Declare.
2648 * c-common.h (min_precision): Delete declaration.
2649 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2650 multiplication of non-negative integer constants.
2651 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2652 tree_int_cst_min_precision.
2653 (finish_enum): Likewise.
2655 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2658 * convert.c (convert_to_real): Do not optimize conversions of
2659 binary arithmetic operations between binary and decimal
2660 floating-point types. Consider mode of target type in determining
2661 decimal type for arithmetic. Unless
2662 flag_unsafe_math_optimizations, do not optimize binary conversions
2663 where this may change rounding behavior.
2664 * real.c (real_can_shorten_arithmetic): New.
2665 * real.h (real_can_shorten_arithmetic): Declare.
2667 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2669 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2670 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2671 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2673 (must_save_p): For some workarounds, interrupts need to clobber a
2675 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2676 and LC1 for WA_05000257.
2677 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2678 WA_05000283 and WA_05000315.
2679 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2680 (movbi): Add alternative to set CC to 1; improve code for setting
2682 (dummy_load): New pattern.
2684 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2687 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2688 BLKmode for non-memory, convert using a wider MODE_INT mode
2692 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2693 that haven't been removed yet.
2695 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2697 * config/bfin/bfin.c (struct machine_function): New member
2698 has_loopreg_clobber.
2699 (bfin_expand_movmem): Set it when generating memcpy insns.
2700 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2701 expand_epilogue_reg_restore): If we have hardware loops,
2702 memcpy insns (indicated by has_loopreg_clobber) or function
2703 calls, we need to save the loop registers.
2705 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2707 * config/i386/i386.c (core2_cost): Fix typos in comments.
2709 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2712 * combine.c (make_compound_operation): Don't call make_extraction with
2713 non-positive length.
2714 (simplify_shift_const_1): Canonicalize count even if complement_p.
2716 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2718 * convert.c (strip_float_extensions): Do not remove or introduce
2719 conversions between binary and decimal floating-point types.
2721 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2724 * fold-const.c (distribute_bit_expr): Convert common, left and
2725 right arguments to type.
2727 2008-10-28 Nick Clifton <nickc@redhat.com>
2729 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2730 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2731 call_really_used_regs array rather than the call_used_regs array.
2732 (mn10300_get_live_callee_saved_regs, expand_prologue,
2733 expand_epilogue, output_tst): Likewise.
2735 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2738 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2739 (df_get_entry_block_def_set): Neither here.
2740 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2742 PR tree-optimization/37879
2743 * predict.c (tree_estimate_probability): Check if last_stmt is
2744 non-NULL before dereferencing it.
2746 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2748 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2749 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2750 (ira_fast_allocation): Remove the prototype.
2752 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2753 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2754 (color_pass): Modify the updated costs.
2755 (ira_color): Rename to color. Make it static.
2756 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2757 (ira_color): New function.
2759 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2762 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2764 (set_allocno_live, clear_allocno_live, mark_ref_live,
2765 mark_ref_dead): Invalidate corresponding element of
2766 allocno_saved_at_call.
2767 (process_bb_node_lives): Increment last_call_num. Setup
2768 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2769 allocno was already saved.
2770 (ira_create_allocno_live_ranges): Initiate last_call_num and
2771 allocno_saved_at_call.
2773 * ira-build.c (ira_create_allocno): Initiate
2774 ALLOCNO_UPDATED_COVER_CLASS_COST.
2775 (create_cap_allocno, propagate_allocno_info,
2776 remove_unnecessary_allocnos): Remove setting updated costs.
2777 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2779 * ira.c (ira): Don't call ira_fast_allocation.
2781 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2784 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2787 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2789 * ira-int.h (ira_hard_regno_cover_class): New.
2791 * ira-lives.c (mark_reg_live, mark_reg_dead,
2792 process_bb_node_lives): Use ira_hard_regno_cover_class.
2794 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2795 (setup_hard_regno_cover_class): New function.
2796 (ira_init): Call setup_hard_regno_cover_class.
2798 * ira-costs.c (cost_class_nums): Add comment.
2799 (find_allocno_class_costs): Initiate cost_class_nums.
2800 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2802 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2805 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2806 Rename to copy_info_to_removed_store_destinations. Propagate
2807 conflict hard regs and register stack attribute.
2809 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2812 * pa.c (function_arg_padding): Pad complex and vector types
2813 upward in 64-bit runtime.
2814 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2816 2008-10-26 Matthias Klose <doko@ubuntu.com>
2818 * doc/install.texi: Document requirements on antlr.
2820 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2822 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2825 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2828 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2829 is defined, use it to modify the constant offset.
2831 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2833 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2834 and short arguments to the correct location as mandated by the ABI.
2836 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2838 PR rtl-optimization/37769
2839 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2841 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2843 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2844 unwind-dw2-Os-4-200.o.
2846 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2848 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2849 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2851 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2853 PR tree-optimization/36038
2854 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2855 add sizetype IV with initial value zero instead of pointer type.
2857 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2860 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2861 around bit operation.
2862 * profile.c (is_edge_inconsistent): Likewise.
2863 * fold-const.c (truth_value_p): Move from here...
2864 * tree.h (truth_value_p): ... to here.
2865 * c-tree.h (c_expr): Update description of original_code.
2866 * c-typeck.c (parser_build_unary_op): Set original_code.
2867 (parser_build_binary_op): Update call to warn_about_parentheses.
2868 * c-common.c (warn_about_parentheses): Take two additional
2869 arguments of the operands. Use a switch. Quote operators
2870 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2871 Add warning about !x | y and !x & y.
2872 * c-common.h (warn_about_parentheses): Update declaration.
2874 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2876 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2877 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2878 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2880 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2881 (check-%): For test targets listed in lang_checks_parallelized
2882 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2883 run the testing in multiple make goals, possibly parallel, and
2884 afterwards run dg-extract-results.sh to merge the sum and log files.
2886 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2888 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2889 (mips_move_to_gpr_cost): Likewise.
2890 (mips_move_from_gpr_cost): Likewise.
2891 (mips_register_move_cost): Make more fine-grained.
2893 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2895 * graphite.c (graphite_apply_transformations): Check for
2896 -fgraphite-identity.
2897 * toplev.c (process_options): Add graphite_identity.
2898 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2900 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2902 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2903 mulhisihl and mulhisihh builtins.
2905 From Jie Zhang <jie.zhang@analog.com>
2906 * config/bfin/bfin.md (composev2hi): Put operands into vector
2909 2008-10-22 Chao-ying Fu <fu@mips.com>
2911 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2913 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2915 From Mike Frysinger <michael.frysinger@analog.com>
2916 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2917 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2918 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2919 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2920 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2921 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2922 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2923 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2924 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2925 __ADSPBF51x__ for all of them.
2926 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2927 -mcpu bf512, bf514, bf516, and bf518.
2928 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2929 bf512-none, bf514-none, bf516-none, and bf518-none.
2930 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2931 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2932 * doc/invoke.texi (Blackfin Options): Document that
2933 -mcpu now accepts bf512, bf514, bf516, and bf518.
2935 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2938 * fold-const.c (build_range_type): For 1 .. signed_max
2939 range call build_nonstandard_inter_type if signed_type_for
2940 returned a type with bigger precision.
2942 2008-10-22 Richard Guenther <rguenther@suse.de>
2944 * tree.def (COMPLEX_TYPE): Constrain element type.
2945 * tree.c (build_complex_type): Assert that.
2946 * tree-ssa-structalias.c (could_have_pointers): Complex types
2947 cannot have pointers.
2949 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2952 * c-typeck.c (convert_for_assignment): Do not give declaration's
2953 location for builtins. Spell out which type was expected and which
2956 2008-10-22 Nick Clifton <nickc@redhat.com>
2958 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2959 the fdpic register to be a target when running in fdpic mode.
2961 2008-10-22 Rafael Espindola <espindola@google.com>
2963 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2964 newly created statements.
2966 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2969 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2970 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2971 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2973 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2976 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2977 Adjust -mcmodel=medium description for 2005-07-31 changes.
2979 2008-10-22 Jan Hubicka <jh@suse.cz>
2980 Jakub Jelinek <jakub@redhat.com>
2983 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2985 2008-10-21 Richard Henderson <rth@redhat.com>
2988 * emit-rtl.c (get_spill_slot_decl): Export.
2989 * emit-rtl.h (get_spill_slot_decl): Declare.
2990 * var-tracking.c (vt_add_function_parameters): Relax assertion
2991 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2993 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2995 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2996 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2999 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
3002 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
3003 processed by get_maxval_strlen.
3005 2008-10-21 David Edelsohn <edelsohn@gnu.org>
3008 * tree.c (get_file_function_name): Copy first_global_object_name.
3009 Centralize call to clean_symbol_name.
3011 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
3013 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
3014 * config/svr4.h (SVR4_ASM_SPEC): New.
3015 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3016 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
3018 * doc/invoke.texi (Option Summary): Add -T to linker options.
3019 (Link Options): Document -T.
3021 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3023 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3026 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3029 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3031 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3033 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3036 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3038 * doc/install.texi: Fix typos in previous patch.
3040 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3042 * doc/install.texi: Document in-tree building of gcc and mpfr.
3044 2008-10-19 Richard Guenther <rguenther@suse.de>
3046 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3048 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3051 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3052 (build_enumerator): Convert enumerators that fit in integer to
3055 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3057 * config/i386/i386.md (unnamed peephole2): Do not force memory
3058 operands of arith or logical instructions into registers for
3059 non-TARGET_READ_MODIFY targets.
3061 (ffs_cmove): Change operand 0 predicate to register_operand.
3062 Change operand 1 predicate to nonimmediate_operand.
3064 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3066 2008-10-18 Richard Guenther <rguenther@suse.de>
3068 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3069 VIEW_CONVERT_EXPR case against invalid gimple.
3071 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3073 * c-parser.c (c_parser_binary_expression): Silence the
3074 uninitialized variable warning emitted for binary_loc.
3076 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3078 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3081 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3084 * c-typeck.c (build_unary_op): Use omit_one_operand for
3085 IMAGPART_EXPR of real argument.
3087 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3089 PR tree-optimization/37664
3090 * fold-const.c (fold_binary): When optimizing comparison with
3091 highest or lowest type's value, don't consider TREE_OVERFLOW.
3093 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3096 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3097 * coverage.c: Include tm_p.h.
3098 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3099 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3100 dollar signs from PREFIX.
3101 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3102 instead of manual strip_name_encoding.
3104 2008-10-16 Richard Guenther <rguenther@suse.de>
3107 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3108 volatile qualified functions or methods as relevant.
3110 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3112 PR tree-optimization/37525
3113 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3114 sizetype unsigned constants, both in the case of C and bounds.
3116 2008-10-15 Jan Hubicka <jh@suse.cz>
3118 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3120 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3123 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3124 HARD_REGNO_CALL_PART_CLOBBERED.
3126 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3129 * ira-lives.c (mark_early_clobbers): Remove.
3130 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3131 check_and_make_def_conflicts,
3132 make_early_clobber_and_input_conflicts,
3133 mark_hard_reg_early_clobbers): New functions.
3134 (process_bb_node_lives): Call
3135 make_early_clobber_and_input_conflicts and
3136 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3138 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3139 early clobbers of pseudo-registers.
3141 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3144 * ira-build.c (ira_flattening): Recalculate
3145 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3146 from the scratch instead of the propagation.
3148 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3150 * doc/rtl.texi (const_double): Remove the "addr" operand.
3151 Describe CONST_DOUBLE_* macros under const_double rather
3153 (const_fixed): Fix the operand description.
3154 (const): Add an @findex directive.
3155 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3156 after the constant rtl table.
3157 (fix): Combine floating-point and fixed-point descriptions.
3159 * sched-deps.c (sched_analyze_2): Remove reference to
3162 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3164 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3166 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3167 for UNSPEC_GOTSYM_OFFs.
3168 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3169 (add_GOT_to_pic_reg): Use it.
3170 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3172 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3173 Harsha Jagasia <harsha.jagasia@amd.com>
3175 PR tree-optimization/37485
3176 * graphite.c (gmp_cst_to_tree): Moved.
3177 (iv_stack_entry_is_constant): New.
3178 (iv_stack_entry_is_iv): New.
3179 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3180 (loop_iv_stack_insert_constant): New.
3181 (loop_iv_stack_pop): Use new datatpype.
3182 (loop_iv_stack_get_iv): Same.
3183 (loop_iv_stack_get_iv_from_name): Same.
3184 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3185 (loop_iv_stack_patch_for_consts): New.
3186 (loop_iv_stack_remove_constants): New.
3187 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3188 (translate_clast): Call loop_iv_stack_patch_for_consts and
3189 loop_iv_stack_remove_constants.
3190 (gloog): Use new datatype. Redirect construction edge to end
3191 block to avoid accidental deletion.
3192 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3194 (union iv_stack_entry_data): New. Data in iv stack entry.
3195 (struct iv_stack_entry): New. Datatype for iv stack entries.
3197 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3199 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3200 * graphite.c (free_scop): Same.
3201 (build_scops): Same.
3202 (free_scattering): New.
3203 (build_cloog_prog): Call free_scattering.
3204 (patch_phis_for_virtual_defs): Fix memleak.
3205 (graphite_trans_bb_strip_mine): Same.
3206 (limit_scops): Same.
3208 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3209 Harsha Jagasia <harsha.jagasia@amd.com>
3211 PR tree-optimization/37828
3212 * graphite.c (graphite_trans_loop_block): Do not loop block
3213 single nested loops.
3215 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3217 PR tree-optimization/37686
3218 * tree-loop-linear.c (linear_transform_loops): Build a
3219 loop nest vector. Pass it to lambda_compute_access_matrices.
3220 * tree-data-ref.h (struct access_matrix): Store the loop nest
3221 relative to which it encodes the information.
3222 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3223 (am_vector_index_for_loop): Reimplemented: iterate over the
3224 loop nest for finding the loop index in the access matrix.
3225 (lambda_compute_access_matrices): Update declaration.
3226 * lambda-code.c (build_access_matrix): Pass the loop nest and
3228 (lambda_compute_access_matrices): Same.
3230 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3232 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3233 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3234 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3235 already implies hard float. Also fix several insn condition
3236 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3238 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3241 Based on patches by Laurent Vivier.
3242 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3243 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3244 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3245 dollar sign to underscore.
3246 (ASM_OUTPUT_EXTERNAL): Same.
3247 (ASM_OUTPUT_LABELREF): New.
3248 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3250 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3251 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3252 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3253 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3255 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3257 PR tree-optimization/36881
3258 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3259 that each value doesn't need runtime relocations, for !flag_pic
3260 check that each value is just a valid initializer constant.
3262 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3264 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3265 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3266 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3267 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3269 (REG_CLASS_NAMES): Update accordingly.
3270 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3271 rather than an unpredictable descriptive string.
3272 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3273 (mips_register_move_cost): Check for specific COP*_REGS classes,
3274 instead of ALL_COP_AND_GR_REGS.
3275 (mips_ira_cover_classes): New function.
3276 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3277 (TARGET_IRA_COVER_CLASSES): Define.
3279 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3282 * tree.c (build_type_attribute_qual_variant): Hash on the
3283 unqualified type, and don't overwrite an existing
3284 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3285 allow distinguishing between wchar_t and its underlying type. This
3286 also means that we'll retain a little more typedef information.
3288 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3289 Dmitry Melnik <dm@ispras.ru>
3290 Dmitry Zhurikhin <zhur@ispras.ru>
3291 Alexander Monakov <amonakov@ispras.ru>
3292 Maxim Kuvyrkov <maxim@codesourcery.com>
3294 * target.h (struct gcc_target): Update prototypes of needs_block_p
3296 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3297 * sel-sched.c (create_speculation_check): Likewise.
3298 * doc/tm.texi: Provide documentation for new target hooks.
3300 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3301 (ia64_gen_spec_insn): Removed.
3302 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3303 ia64_gen_spec_check): New static functions.
3304 (ia64_alloc_sched_context, ia64_init_sched_context,
3305 ia64_set_sched_context, ia64_clear_sched_context,
3306 ia64_free_sched_context, ia64_get_insn_spec_ds,
3307 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3308 (ia64_needs_block_p): Change prototype.
3309 (ia64_gen_check): Rename to ia64_gen_spec_check.
3310 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3311 into declaration, add special memory dependencies handling.
3312 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3313 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3314 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3315 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3316 Define new target hooks.
3317 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3318 (ia64_optimization_options): Turn on selective scheduling with -O3,
3319 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3320 default with selective scheduling.
3321 (ia64_override_options): Initialize align_loops and align_functions
3322 to 32 and 64, respectively. Set global selective scheduling flags
3323 according to target-dependent flags.
3324 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3325 (group_barrier_needed): Use new mstop-bit-before-check flag.
3327 (dfa_state_size): Make global.
3328 (spec_check_no, max_uid): Remove.
3329 (mem_ops_in_group, current_cycle): New variables.
3330 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3331 Initialize new variables.
3332 (is_load_p, record_memory_reference): New functions.
3333 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3335 (ia64_variable_issue): Change use of current_sched_info to
3336 sched_deps_info. Update comment. Note if a load or a store is issued.
3337 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3338 advance if maximal number of loads or stores was issued on current
3340 (scheduled_good_insn): New static helper function.
3341 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3342 a group barrier is needed. Fix vertical spacing. Guard the code
3343 doing state transition with last_scheduled_insn check.
3344 Mark that a stop bit should be before current insn if there was a
3345 cycle advance. Update current_cycle and mem_ops_in_group.
3346 (ia64_h_i_d_extended): Change use of current_sched_info to
3347 sched_deps_info. Reallocate stops_p by larger chunks.
3348 (struct _ia64_sched_context): New structure.
3349 (ia64_sched_context_t): New typedef.
3350 (ia64_alloc_sched_context, ia64_init_sched_context,
3351 ia64_set_sched_context, ia64_clear_sched_context,
3352 ia64_free_sched_context): New static functions.
3353 (gen_func_t): New typedef.
3354 (get_spec_load_gen_function): New function.
3355 (SPEC_GEN_EXTEND_OFFSET): Declare.
3356 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3357 (get_mode_no_for_insn): Change the condition that prevents use of
3358 special hardware registers so it can now handle pseudos.
3359 (get_spec_unspec_code): New function.
3360 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3361 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3362 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3363 during selective scheduling.
3364 (ia64_speculate_insn): Use ds_get_speculation_types when
3365 determining whether we need to change the pattern.
3366 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3367 (ia64_spec_check_src_p): Support new speculation/check codes.
3368 (struct bundle_state): New field.
3369 (issue_nops_and_insn): Initialize it.
3370 (insert_bundle_state): Minimize mid-bundle stop bits.
3371 (important_for_bundling_p): New function.
3372 (get_next_important_insn): Use important_for_bundling_p.
3373 (bundling): When shifting TImode from unimportant insns, ignore
3374 also group barriers. Assert that best state is found before
3375 the backward bundling pass. Print number of mid-bundle stop bits.
3376 Minimize mid-bundle stop bits. Check correct calculation of
3377 mid-bundle stop bits.
3378 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3379 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3381 (sel2_run): New variable.
3382 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3383 selective scheduling pass instead of schedule_ebbs.
3385 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3386 (UNSPEC_LDS_A): New UNSPEC.
3387 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3388 movti_internal, movsf_internal, movdf_internal,
3389 movxf_internal): Make visible. Add speculable* attributes.
3390 (output_c_nc): New mode attribute.
3391 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3392 mov<mode>_nc, zero_extend<mode>di2_nc,
3393 advanced_load_check_nc_<mode>): New insns.
3394 (zero_extend*): Add speculable* attributes.
3396 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3397 (msched-stop-bits-after-every-cycle): Likewise.
3398 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3400 (msched-spec-verbose): Remove.
3401 (msched-prefer-non-data-spec-insns,
3402 msched-prefer-non-control-spec-insns,
3403 msched-count-spec-in-critical-path,
3404 msel-sched-dont-check-control-spec): Use Target Report Var
3405 instead of Common Report Var.
3407 * config/ia64/itanium2.md: Remove incorrect bypass.
3409 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3411 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3414 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3415 and -fhelp=separate.
3417 2008-10-14 Ben Elliston <bje@au.ibm.com>
3419 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3421 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3423 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3426 2008-10-13 Matthias Klose <doko@ubuntu.com>
3428 * config/pa/linux-atomic.c: Work around missing header file
3429 for hppa64-linux-gnu targets.
3431 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3432 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3433 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3434 Grace Cao <grace_cao@playstation.sony.com>
3436 * doc/invoke.texi (-mgen-cell-microcode): Document.
3437 (-mwarn-cell-microcode): Document.
3438 * cfglayout.c (locator_location): Export.
3439 * rtl.h (locator_location): Define prototype.
3440 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3442 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3443 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3444 (mwarn-cell-microcode): New option.
3445 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3446 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3447 cell and not already set.
3448 Turn off string instructions if not generating cell microcode.
3449 (rs6000_final_prescan_insn): New function that warns about microcoded
3451 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3452 * config/rs6000/rs6000.md
3453 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3454 the instruction would have been microcoded on the Cell. Set
3455 cell_micro to always on unnamed patterns for the string instructions.
3456 (cell_micro): Update definition, remove load/store conditional
3458 (sign_extend:DI): Define new pattern for non microcoded version.
3459 (sign_extend:SI): Likewise.
3460 (compare (div:P)): Set cell_micro to not.
3461 (andsi3): Define as an expand.
3462 (andsi3_mc): New pattern.
3463 (andsi3_nomc): New pattern.
3464 (andsi3_internal0_nomc): New pattern.
3465 (andsi3_internal2): Rename to ...
3466 (andsi3_internal2_mc): this and enable iff generating microcode.
3467 (andsi3_internal3): Rename to ...
3468 (andsi3_internal3_mc): this and enable iff generating microcode.
3469 (andsi3_internal4): Enable iif generating microcode.
3470 (andsi3_internal5): Rename to ..
3471 (andsi3_internal5_mc): this and enable iff generating microcode.
3472 (andsi3_internal5_nomc): New pattern.
3473 (extzvdi_internal1): Enable iff generating microcode.
3474 (extzvdi_internal2): Likewise.
3475 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3476 (anddi3): Change to expand.
3477 (anddi3_mc): Rename from anddi3.
3478 (anddi3_no_mc): New pattern.
3479 (anddi3_internal2): Rename to ..
3480 (anddi3_internal2_mc): this and enable iff generating microcode.
3481 (anddi3_internal2_nomc): New pattern.
3482 (anddi3_internal3): Rename to ..
3483 (anddi3_internal3_mc): this and enable iff generating microcode.
3484 (anddi3_internal3_nomc): New pattern.
3485 (movti_string): Set cell_micro to always if TARGET_STRING.
3486 (stmsi8): Set cell_micro to always.
3492 (stmsi8_power): Likewise.
3493 (stmsi7_power): Likewise.
3494 (stmsi6_power): Likewise.
3495 (stmsi5_power): Likewise.
3496 (stmsi4_power): Likewise.
3497 (stmsi3_power): Likewise.
3498 (movsi_update2): Enable iff generating microcode.
3499 (movhi_update3): Likewise.
3500 (lmw): Set cell_micro to always.
3502 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3504 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3505 * config/s390/s390.c (machine_function): Remove
3506 decomposed_literal_pool_addresses_ok_p.
3507 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3508 the difference of two labels.
3509 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3510 (s390_pool_offset): New function.
3511 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3512 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3514 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3516 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3517 (powerpc*-*-linux-gnu*): Describe.
3518 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3519 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3520 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3521 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3522 config/rs6000/e500crtres32gpr.asm,
3523 config/rs6000/e500crtres64gpr.asm,
3524 config/rs6000/e500crtres64gprctr.asm,
3525 config/rs6000/e500crtrest32gpr.asm,
3526 config/rs6000/e500crtrest64gpr.asm,
3527 config/rs6000/e500crtresx32gpr.asm,
3528 config/rs6000/e500crtresx64gpr.asm,
3529 config/rs6000/e500crtsav32gpr.asm,
3530 config/rs6000/e500crtsav64gpr.asm,
3531 config/rs6000/e500crtsav64gprctr.asm,
3532 config/rs6000/e500crtsavg32gpr.asm,
3533 config/rs6000/e500crtsavg64gpr.asm,
3534 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3535 * config/rs6000/crtsavres.asm: Really remove.
3537 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3540 * c-format.c (convert_format_name_to_system_name): Use
3541 TARGET_OVERRIDES_FORMAT_INIT.
3542 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3543 * config/i386/mingw.opt: New.
3544 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3545 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3546 (ms_printf_length_specs): Removed const specifier.
3547 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3548 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3550 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3552 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3553 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3555 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3558 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3559 sure that ref has valid bb.
3561 2008-10-12 Richard Henderson <rth@redhat.com>
3564 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3565 * alias.c (value_addr_p, stack_addr_p): Remove.
3566 (nonoverlapping_memrefs_p): Remove IRA special case.
3567 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3568 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3569 * reload1.c (alter_reg): Use it.
3571 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3573 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3574 of registers instead of eax, ebx, ecx and edx. Use for loop
3575 and check register for non-zero value before the call
3576 to decode_caches_intel.
3578 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3580 PR rtl-optimization/37448
3581 * df.h: (df_ref_class): New enum.
3582 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3583 (struct df_ref): Replaced with union df_ref_d.
3584 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3585 New members of df_ref_d union.
3586 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3587 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3588 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3589 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3590 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3591 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3592 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3593 (df_scan_bb_info, df_bb_regno_first_def_find,
3594 df_bb_regno_last_def_find, df_find_def, df_find_use,
3595 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3596 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3597 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3598 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3599 Replaced struct df_ref * with df_ref.
3600 * df-scan.c (df_collection_rec, df_null_ref_rec,
3601 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3602 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3603 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3604 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3605 df_reorganize_refs_by_reg_by_reg,
3606 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3607 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3608 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3609 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3610 df_bb_refs_record, df_exit_block_uses_collect,
3611 df_record_exit_block_uses, df_reg_chain_mark,
3612 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3613 df_ref * with df_ref.
3614 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3615 df_ref_class parameter.
3616 (df_scan_problem_data): Added new pools for different types of refs.
3617 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3618 df_ref_create_structure): Processed new ref pools.
3619 (df_scan_start_dump): Added counts of refs and insns.
3620 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3621 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3622 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3623 code to pass df_ref_class down to ref creation functions.
3624 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3625 df_reg_chain_mark): Use macros to hide references to df_refs.
3626 (df_ref_chain_change_bb): Removed.
3627 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3628 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3629 Enhanced to understand df_ref union structure.
3630 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3631 all_uses_available_at, update_df, try_fwprop_subst,
3632 forward_propagate_subreg, forward_propagate_and_simplify,
3633 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3634 df_ref * with df_ref.
3635 (use_killed_between, all_uses_available_at): Use macros to hide
3636 references to df_refs.
3637 * regstat.c (regstat_bb_compute_ri,
3638 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3640 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3641 see_handle_relevant_refs, see_analyze_one_def,
3642 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3643 struct df_ref * with df_ref.
3644 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3645 global_conflicts): Replaced struct df_ref * with df_ref.
3646 * ddg.c (create_ddg_dep_from_intra_loop_link,
3647 add_cross_iteration_register_deps, build_inter_loop_deps):
3648 Replaced struct df_ref * with df_ref.
3649 (create_ddg_dep_from_intra_loop_link,
3650 add_cross_iteration_register_deps): Use macros to hide references
3652 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3653 df_ref * with df_ref.
3654 * df-core.c (df_bb_regno_first_def_find,
3655 df_bb_regno_last_def_find, df_find_def, df_find_use,
3656 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3657 debug_df_ref): Replaced struct df_ref * with df_ref.
3658 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3659 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3661 * web.c (union_defs, entry_register, replace_ref, web_main):
3662 Replaced struct df_ref * with df_ref.
3663 (union_defs, replace_ref): Use macros to hide references to df_refs.
3664 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3665 Replaced struct df_ref * with df_ref.
3666 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3667 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3668 Replaced struct df_ref * with df_ref.
3669 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3670 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3672 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3673 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3674 df_compute_accessed_bytes_strict_low_part,
3675 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3676 Replaced struct df_ref * with df_ref.
3677 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3678 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3679 df_ref * with df_ref.
3680 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3681 check_dependency, check_dependencies, record_uses): Replaced
3682 struct df_ref * with df_ref.
3683 (invariant_for_use, check_dependency): Use macros to hide
3684 references to df_refs.
3685 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3686 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3687 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3688 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3689 references to df_refs.
3690 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3692 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3693 * df-problems.c (df_rd_bb_local_compute_process_def,
3694 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3695 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3696 df_chain_remove_problem, df_chain_create_bb_process_use,
3697 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3698 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3699 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3700 df_byte_lr_simulate_artificial_refs_at_top,
3701 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3702 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3703 df_simulate_uses, df_simulate_artificial_refs_at_end,
3704 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3706 (df_chain_dump): Use macros to hide references to df_refs.
3707 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3708 df_ref * with df_ref.
3709 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3710 mark_artificial_uses, mark_reg_dependencies,
3711 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3713 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3715 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3717 (array_ref_element_size): Likewise.
3718 (array_ref_low_bound): Likewise.
3719 (array_ref_up_bound): Likewise.
3720 * expr.c (contains_packed_reference): Likewise.
3721 (array_ref_element_size): Likewise.
3722 (array_ref_low_bound): Likewise.
3723 (array_ref_up_bound): Likewise.
3724 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3725 with ARRAY_RANGE_REF.
3726 (idx_find_step): Likewise.
3727 (idx_record_use): Likewise.
3728 (strip_offset_1): Likewise.
3729 (idx_remove_ssa_names): Likewise.
3731 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3732 Andi Kleen <ak@linux.intel.com>
3734 * config/i386/cpuid.h (__cpuid_count): New defines.
3735 * config/i386/driver-i386.c (struct cache_desc): New structure.
3736 (describe_cache): Use struct cache_desc to pass cache descriptions.
3737 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3738 (detect_caches_amd): Use struct cache_desc to describe caches.
3739 (decode_caches_intel): Use struct cache_desc to pass cache
3740 descriptions. Update descriptions to match latest (rev -032,
3741 December 2007) CPUID documentation. Do not check valid bit here.
3742 Check for Xeon MP value 0x49 problems.
3743 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3744 Check valid bit before calling decode_caches_intel. Detect number
3745 of times to repeat CPUID instruction.
3746 (detect_caches_cpuid4): New function.
3747 (detect_caches_intel): Depending on max_level, call
3748 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3749 only when other methods fail to provide valid L2 cache description.
3751 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3754 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3755 it to PIC call patterns.
3756 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3757 code generation and attributes from pattern. Change peephole2 to
3758 split for noreturn case. Revise split pattern for non noreturn case.
3759 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3760 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3761 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3764 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3766 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3767 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3769 (divdf3): Reformat long line.
3771 2008-10-11 Michael J. Eager <eager@eagercon.com>
3773 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3775 (rs6000_handle_option): Process -mfpu options.
3776 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3777 (enum fpu_type_t): New.
3778 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3779 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3781 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3782 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3783 * config/rs6000/rs6000.opt (-mfpu): New.
3784 (-mxilinx-fpu): New.
3785 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3786 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3787 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3788 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3789 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3791 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3794 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3795 LO_SUM on Darwin if mode has just one unit.
3797 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3800 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3801 has been optimized out.
3803 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3805 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3806 instead of PIC_DIRECT_ADDR_P.
3807 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3808 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3809 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3810 (PIC_OFFSET_P): Rename to...
3811 (PCREL_SYMOFF_P): ...this.
3812 (PIC_DIRECT_ADDR_P): Delete.
3813 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3815 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3816 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3817 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3818 * config/sh/sh.c (print_operand): Remove CONST handling.
3819 (unspec_caller_rtx_p): Rewrite to use split_const and check
3820 the operands of UNSPEC bases.
3821 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3822 with (unspec [A B] UNSPEC_SYMOFF).
3823 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3824 UNSPEC_PCREL_SYMOFF.
3825 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3826 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3827 (UNSPEC_EXTRACT_U16): Likewise.
3828 (UNSPEC_SYMOFF): Likewise.
3829 (UNSPEC_PCREL_SYMOFF): Likewise.
3830 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3832 (movsi_const_16bit): Likewise.
3833 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3834 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3835 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3836 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3837 with (unspec [A B] UNSPEC_SYMOFF).
3838 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3839 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3840 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3841 (Csu): Likewise UNSPEC_EXTRACT_U16.
3842 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3843 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3845 2008-10-10 Stepan Kasal <skasal@redhat.com>
3847 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3848 for loop strip mining and loop blocking.
3850 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3852 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3853 vary types depending on debug info.
3855 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3857 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3858 before ensuring it's already computed.
3860 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3862 * rtl.h (locator_eq): New decl.
3863 * cfglayout.c (locator_scope): New function.
3864 (insn_scope): Use it.
3865 (locator_eq): New function.
3866 (fixup_reorder_chain): Search for last insn in src bb
3867 that has locator set or first insn in dest bb. Use
3868 locator_eq instead of == to compare locators.
3869 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3870 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3871 == to compare locators.
3873 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3875 * gimple-low.c (lower_function_body, lower_gimple_return,
3876 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3877 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3878 goto_block on edges if goto_locus is known.
3881 * tree.h (get_object_alignment): Declare.
3882 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3883 get_object_alignment if needed.
3884 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3886 (get_object_alignment): ... here. New function. Try harder to
3887 determine alignment from get_inner_reference returned offset.
3889 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3891 * graphite.c (gloog): Don't call find_unreachable_blocks
3892 before delte_unreachable_blocks.
3894 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3895 goto_locus of true_edge into RTL locator.
3897 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3899 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3900 (*jcc_btdi_mask_rex64): Ditto.
3902 (*jcc_btsi_mask): Ditto.
3903 (*jcc_btsi_1): Ditto.
3904 (*jcc_btsi_mask_1): Ditto.
3906 2008-10-08 Paul Brook <paul@codesourcery.com>
3908 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3909 compatible profiler (__gnu_mcount_nc).
3910 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3912 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3914 * config/i386/i386.c (initial_ix86_tune_features): Add
3915 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3916 * config/i386/i386.h (ix86_tune_indices): Likewise.
3917 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3919 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3920 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3921 for FP to FP splitters.
3923 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3925 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3928 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3932 PR rtl-optimization/37341
3933 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3934 to ORIG_BB, pass through ORIG_BB recursively.
3935 (cse_condition_code_reg): Adjust caller.
3937 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3939 * sdbout.c (sdbout_one_type): Treat the value type
3940 CONST_DECL for enumerals.
3942 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3944 * config/i386/i386.md: Remove trailing white spaces.
3946 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3948 PR rtl-optimization/37448
3949 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3950 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3952 (struct output_info) [count]: Renamed total_created and made
3954 (struct output_info) [size]: Renamed total_allocated and made
3956 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3957 Properly keep track of desc->size.
3958 (print_statistics, dump_alloc_pool_statistics): Enhance the
3959 printing of statistics to print the number of elements and to use
3962 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3965 * opts.h (CL_SAVE): Move up to flags range.
3966 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3967 CL_COMMON): Renumber.
3968 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3969 * opts.c (common_handle_option): Revert last change.
3971 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3973 * config/i386/i386-protos.h (ix86_schedule): New.
3975 * config/i386/i386.c (ix86_schedule): New.
3976 (override_options): Add schedule to processor_alias_table. Set
3977 ix86_schedule from the schedule field in processor_alias_table.
3978 (ix86_function_specific_save): Save ix86_schedule.
3979 (ix86_function_specific_restore): Restore ix86_schedule.
3981 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3982 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3985 * config/i386/i386.opt: Add schedule.
3987 * config/i386/ppro.md: Remove generic32.
3989 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3992 * expr.c (count_type_elements): Handle ERROR_MARK.
3994 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3999 * basic-block.h (struct edge_def): Add goto_block field.
4000 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
4001 one insn with locus corresponding to edge's goto_locus if !optimize.
4002 * profile.c (branch_prob): Copy edge's goto_block.
4003 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
4005 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
4006 locator in between the merged basic blocks if !optimize and needed.
4007 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
4008 goto_locus into RTL locator. For unconditional jump use that
4009 locator for the jump insn.
4010 (expand_gimple_cond): Convert goto_block and goto_locus into
4011 RTL locator for all remaining edges. For unconditional jump
4012 use that locator for the jump insn.
4013 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
4014 there is more than one edge or insn locator along the forwarding
4015 edges and !optimize. If there is just one, set e->goto_locus.
4016 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
4018 (move_block_to_fn): Adjust edge's goto_block.
4020 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4023 * expmed.c (expand_mult): Properly check DImode constant in
4026 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4029 * dwarf2out.c (common_block_die_table): New variable.
4030 (common_block_die_table_hash, common_block_die_table_eq): New
4032 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4033 COMMON block in the current scope rather than globally. Optimize
4034 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4035 DW_OP_addr SYMBOL_REF+off.
4037 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4039 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4040 Return true for non-addressable GIMPLE operands.
4042 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4045 * config/i386/i386.c (initial_ix86_tune_features): Remove
4046 X86_TUNE_USE_BIT_TEST.
4047 * config/i386/i386.h (ix86_tune_indices): Likewise.
4048 (TARGET_USE_BIT_TEST): Removed.
4050 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4052 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4054 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4056 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4057 (mul<mode>3_mul3): ... into this new template.
4059 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4061 * gimplify.c (gimplify_arg): Add location argument. Use it.
4062 (gimplify_call_expr): Pass location to gimplify_arg.
4063 (gimplify_modify_expr_to_memcpy): Same.
4064 (gimplify_modify_expr_to_memset): Same.
4066 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4068 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4069 Update calls to build_unary_op and build_indirect_ref for location
4072 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4075 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4076 * c-typeck.c (array_to_pointer_conversion): Pass location to
4078 (function_to_pointer_conversion): Use error_at and warning_at.
4079 (build_indirect_ref): Same.
4080 (build_array_ref): Pass location to build_binary_op.
4081 (parser_build_unary_op): Do not set location after calling
4083 (build_unary_op): Add location argument. Use it throughout. Set
4084 EXPR_LOCATION before returning new tree.
4085 (build_modify_expr): Same.
4086 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4088 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4089 build_indirect_ref, build_modify_expr.
4090 (c_finish_omp_for): Same. Use error_at instead of error.
4091 * c-common.c (c_common_truthvalue_conversion): Pass location to
4093 (warn_for_div_by_zero): Add location argument.
4094 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4095 build_unary_op, warn_for_div_by_zero.
4096 * c-parser.c (c_parser_typeof_specifier): Use
4097 protected_set_expr_location.
4098 (c_parser_statement_after_labels): Same.
4099 (c_parser_condition): Same.
4100 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4101 (c_parser_conditional_expression): Use protected_set_expr_location.
4102 (c_parser_unary_expression): Pass location to build_indirect_ref.
4103 (c_parser_postfix_expression_after_primary): Pass location to
4104 build_indirect_ref, build_unary_op.
4105 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4107 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4109 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4110 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4111 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4113 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4114 (mips_issue_rate): Handle PROCESSOR_R10000.
4115 * config/mips/mips.md (cpu): Add r10000.
4117 * config/mips/10000.md: New file.
4119 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4121 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4122 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4123 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4125 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4127 * config/darwin-protos.h (machopic_function_base_name): Delete.
4128 (machopic_function_base_sym): Likewise.
4129 (machopic_gen_offset): Declare.
4130 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4131 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4132 * config/darwin.c (machopic_function_base_name): Delete.
4133 (machopic_function_base_sym): Likewise.
4134 (gen_pic_offset): Rename to...
4135 (machopic_gen_offset): ...this and remove the pic_base argument.
4136 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4137 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4138 crtl->uses_pic_offset_table.
4139 (machopic_indirect_data_reference): Use new machopic_gen_offset
4141 (machopic_legitimize_pic_address): Likewise.
4142 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4144 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4145 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4146 * config/i386/i386.c (output_set_got): Likewise.
4147 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4149 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4150 (legitimate_address_p): Likewise.
4151 (output_pic_addr_const): Likewise.
4152 (output_addr_const_extra): Likewise.
4153 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4154 match an UNSPEC rather than a MINUS.
4155 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4156 (builtin_setjmp_receiver): Use machopic_gen_offset.
4157 * config/i386/predicates.md (pic_symbolic_operand): Handle
4158 UNSPEC_MACHOPIC_OFFSET.
4160 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4161 Use machopic_gen_offset and machopic_operand_p.
4162 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4163 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4164 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4165 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4166 Set crtl->uses_pic_offset_table.
4168 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4170 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4172 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4173 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4174 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4175 (constant_pool_expr_p): Use split_const and check the base.
4176 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4178 (legitimate_constant_pool_address_p): Check toc_relative_p
4179 instead of constant_pool_expr_p.
4180 (print_operand_address): Always use output_addr_const for
4181 constant pool addresses.
4182 (rs6000_output_addr_const_extra): New function.
4183 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4185 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4189 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4190 (mark_ref_live, mark_ref_dead): Use them.
4191 (def_conflicts_with_inputs_p): Remove.
4192 (mark_early_clobbers): New function.
4193 (process_bb_node_lives): Call preprocess_constraints and
4194 mark_early_clobbers.
4196 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4198 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4200 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4201 lib with -mthread switch.
4203 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4206 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4207 function in two, making it call a new and reusable
4208 dwarf2out_imported_module_or_decl() that takes the containing
4209 BLOCK of the declaration in argument.
4210 (dwarf2out_imported_module_or_decl_real): New function.
4211 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4212 IMPORTED_DECL in account.
4213 * tree.def: Added IMPORTED_DECL node type.
4214 * tree.h: Added accessors for IMPORTED_DECL nodes.
4215 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4217 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4219 * doc/gimple.texi: Fix some typos, wrap some long lines,
4220 fix some broken wraps with continuations.
4221 * tree-ssa-reassoc.c: Fix comment typos.
4223 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4226 * pa.c (legitimize_pic_address): Force function labels to memory in
4229 2008-10-04 Anton Blanchard <anton@samba.org>
4231 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4232 (rs6000_split_atomic_op): Same.
4233 (rs6000_split_compare_and_swap): Same.
4234 (rs6000_split_compare_and_swapqhi): Same.
4236 2008-10-04 Richard Guenther <rguenther@suse.de>
4238 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4239 instead of pointer equality.
4240 (vn_nary_op_eq): Likewise.
4242 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4244 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4246 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4247 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4249 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4251 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4252 Revert previous change.
4254 2008-10-03 Tom Tromey <tromey@redhat.com>
4256 * stringpool.c (ggc_alloc_string): Terminate string.
4258 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4260 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4261 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4262 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4265 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4268 2008-10-03 Pascal Obry <obry@adacore.com>
4270 * gcov.c (create_file_names): Properly handle UNIX and DOS
4271 directory separators.
4272 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4273 separator to '~' to ensure clean filenames on Windows.
4275 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4277 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4278 Add a null terminator to the stripped name.
4280 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4282 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4283 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4284 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4285 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4286 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4287 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4288 TARGET_SINGLE_FLOAT.
4290 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4292 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4294 2008-10-02 Richard Guenther <rguenther@suse.de>
4297 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4298 and VECTOR_TYPE recurse with useless_type_conversion_p which
4299 properly handles void pointer conversion.
4301 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4304 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4305 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4307 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4309 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4310 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4311 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4312 they translate to non builtins.
4313 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4314 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4315 __builtin_vec_promote, __builtin_vec_extract, and
4316 __builtin_vec_insert.
4317 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4318 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4319 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4320 * config/rs6000/altivec.h (vec_extract): Define
4321 (vec_insert): Define.
4322 (vec_splats): Define.
4323 (vec_promote): Define.
4325 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4326 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4327 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4329 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4331 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4332 prototype. Add new parameter, blk.
4333 Use BLKmode for the MEM if blk is true.
4334 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4335 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4336 ALTIVEC_BUILTIN_STVRXL.
4337 Update usage of altivec_expand_lv_builtin.
4338 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4339 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4340 (altivec_init_builtins): If compiling for the Cell, also define the
4342 * config/rs6000/rs6000.h (rs6000_builtins): Define
4343 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4344 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4345 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4346 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4347 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4348 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4349 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4350 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4351 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4352 UNSPEC_STVRX, and UNSPEC_STVRXL.
4353 (altivec_lvlx): New pattern.
4354 (altivec_lvlxl): New pattern.
4355 (altivec_lvrx): New pattern.
4356 (altivec_lvrxl): New pattern.
4357 (altivec_stvlx): New pattern.
4358 (altivec_stvlxl): New pattern.
4359 (altivec_stvrx): New pattern.
4360 (altivec_stvrxl): New pattern.
4361 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4362 (vec_lvlxl): Likewise.
4363 (vec_lvrx): Define if PPU is defined.
4364 (vec_lvrxl): Likewise.
4365 (vec_stvlx): Define if PPU is defined.
4366 (vec_stvlxl): Likewise.
4367 (vec_stvrx): Define if PPU is defined.
4368 (vec_stvrxl): Likewise.
4370 2008-10-01 Geert Bosch <bosch@adacore.com>
4372 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4374 2008-10-01 Richard Guenther <rguenther@suse.de>
4376 PR tree-optimization/37617
4377 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4378 do not add to the NEW_SETS.
4380 2008-10-01 Richard Guenther <rguenther@suse.de>
4383 * tree-vrp.c (execute_vrp): If we optimized away the default
4384 case make sure to promote the label that got in place of it
4385 to a default case label.
4387 2008-10-01 Richard Henderson <rth@redhat.com>
4390 * tree-complex.c (set_component_ssa_name): Don't optimize
4391 is_gimple_min_invariant values with ssa_names in abnormal phis.
4393 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4395 PR tree-optimization/37662
4396 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4397 commutative binary operation if they are in the wrong order and
4398 fold_build2 produces non-GIMPLE.
4400 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4402 PR tree-optimization/37662
4403 PR tree-optimization/37663
4404 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4405 get_value_range with non-SSA_NAME. Don't assert operands have been
4406 folded, instead just bail out.
4408 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4410 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4412 2008-09-30 Richard Guenther <rguenther@suse.de>
4415 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4416 build restrict-qualified pointers.
4417 (vectorizable_store): Move alias check later.
4418 (vectorizable_load): Likewise.
4420 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4422 * c-common.c (empty_if_body_warning): Remove.
4423 * c-common.h (empty_if_body_warning): Remove.
4424 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4425 here the -Wempty-body warning for `if' and `else' statements.
4426 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4428 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4430 * config/i386/i386.opt: Add msse2avx.
4432 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4433 * config/i386/linux64.h (ASM_SPEC): Likewise.
4435 * doc/invoke.texi: Document -msse2avx.
4437 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4439 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4441 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4443 * ifcvt.c (noce_emit_store_flag): If using condition from original
4444 jump, reverse it if if_info->cond was reversed.
4446 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4448 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4449 non-constant memory if it cannot be forced to constant memory.
4450 Overhaul surrounding code and factor out common condition.
4452 2008-09-29 Jeff Law <law@redhat.com>
4454 * reload1.c (alter_reg): Add missing curly braces.
4456 2008-09-29 Michael J. Eager <eager@eagercon.com>
4458 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4460 * config/rs6000/rs6000.c (rs6000_override_options): Move
4461 rs6000_init_hard_regno_mode_ok after all options changed.
4462 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4463 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4464 -msimple-fpu flags. Add warning messages if single FP not configured.
4465 (rs6000_file_start): Output gnu_attribute for single-float.
4466 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4467 (rs6000_legitimize_address): Likewise.
4468 (rs6000_legitimize_reload_address): Likewise.
4469 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4470 TARGET_SINGLE_FLOAT.
4471 (function_arg_advance): Likewise (partial conversion).
4472 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4473 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4474 TARGET_SINGLE_FLOAT.
4475 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4476 (rs6000_emit_prologue): Likewise.
4477 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4478 TARGET_SINGLE_FLOAT.
4479 (rs6000_libcall_value): Likewise.
4480 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4481 (TARGET_DOUBLE_FLOAT): New default to 1
4482 (TARGET_SIMPLE_FPU): New default to 0
4483 (TARGET_SINGLE_FPU): New default to 0
4484 (TARGET_SINGLE_FLOAT_MODE): New.
4485 (TARGET_DOUBLE_FLOAT_MODE): New.
4486 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4487 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4489 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4490 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4491 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4492 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4493 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4494 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4495 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4496 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4497 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4498 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4499 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4500 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4501 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4502 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4503 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4504 cmptf_internal1, *cmptf_internal2): Condition on
4505 TARGET_DOUBLE_FLOAT.
4506 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4507 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4508 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4509 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4510 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4511 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4512 TARGET_SINGLE_FLOAT.
4513 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4514 * config/rs6000/rs6000.opt (-msingle-float): New.
4515 (-mdouble-float): New.
4516 (-msimple-fpu): New.
4517 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4518 -msingle-float, -mdouble-float, -msimple-fpu options.
4519 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4520 _SOFT_DOUBLE for -msingle-float.
4521 * config.gcc: New config for target=powerpc-xilinx-eabi.
4523 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4525 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4526 have exit and entry.
4527 (new_scop): Take entry and exit edge to define new SCoP.
4528 (sd_region_p): New structure used during SCoP detection.
4529 (move_scops): Delete.
4530 (move_sd_regions): New.
4531 (scopdet_info): Change the definition from edges back to basic_blocks.
4532 (scopdet_edge_info): Work on basic_blocks and rename to
4533 scopdet_basic_block_info.
4534 (split_difficult_bb): At the moment removed. We should later
4535 add it at another place.
4536 (build_scops_1): Work on basic_blocks.
4537 (bb_in_sd_region): New.
4538 (find_single_entry_edge): New.
4539 (find_single_exit_edge): New.
4540 (create_single_entry_edge): New.
4541 (sd_region_without_exit): New.
4542 (create_single_exit_edge): New.
4543 (unmark_exit_edges): New.
4544 (mark_exit_edges): New.
4545 (create_sese_edges): New.
4546 (build_graphite_scops): New.
4547 (build_scops): Make SCoPs SESE.
4548 (limit_scops): Use the new functions.
4550 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4552 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4554 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4557 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4558 address to a register before taking the lower part.
4560 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4562 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4565 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4566 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4569 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4570 the newly created variable.
4571 Create a VECTOR_CST of all 1s for vector types.
4573 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4576 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4578 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4580 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4581 order to convert between modes.
4582 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4584 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4586 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4589 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4592 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4596 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4598 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4599 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4600 them to yield false with MIPS16.
4602 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4605 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4606 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4607 mem_loc_descriptor failed. Accept UNSPEC.
4608 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4609 fail if one of the loc_descriptor calls for pieces failed.
4610 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4611 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4612 if loc_descriptor_from_tree_1 on offset failed.
4615 * opts.c (common_handle_option): Don't call print_specific_help with
4616 CL_SAVE as first argument.
4618 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4619 Steve Ellcey <sje@cup.hp.com>
4621 * configure: Regenerate for new libtool.
4622 * aclocal.m4: Ditto.
4624 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4626 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4627 alias set on MEM when saving stack pointer.
4628 * config/rs6000/rs6000.md (allocate_stack): Likewise
4630 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4632 PR tree-optimization/37574
4633 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4634 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4635 instead of vector_type for constants. Take computation out of loop.
4636 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4637 and use only vector_type for invariant case.
4638 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4640 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4643 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4644 the decl is a VAR_DECL or FUNCTION_DECL.
4646 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4649 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4650 (mark_ref_live, mark_ref_dead): Use them.
4651 (def_conflicts_with_inputs_p): Remove.
4652 (mark_early_clobbers): New function.
4653 (process_bb_node_lives): Call preprocess_constraints and
4654 mark_early_clobbers.
4656 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4658 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4661 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4662 (ira_compress_allocno_live_ranges): New prototype.
4664 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4665 (coalesced_allocnos_living_at_program_points): New.
4666 (coalesced_allocnos_live_at_points_p,
4667 set_coalesced_allocnos_live_points): New functions.
4668 (coalesce_spill_slots): Rewrite.
4670 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4671 ira_compress_allocno_live_ranges): New functions.
4673 * ira-build.c (ira_flattening): Call
4674 ira_compress_allocno_live_ranges.
4677 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4679 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4682 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4684 * combine.c (make_compound_operation): Handle the 'E' format.
4685 (count_rtxs): Likewise.
4686 (update_table_tick): Likewise.
4687 (get_last_value_validate): Likewise.
4689 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4691 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4693 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4695 * matrix-reorg.c (transform_allocation_sites): Initializers
4696 added to avoid the warning.
4698 2008-09-25 Martin Jambor <mjambor@suse.cz>
4700 * cgraph.c (free_nodes): New variable.
4701 (NEXT_FREE_NODE): New macro.
4702 (cgraph_create_node): Reuse nodes from the free list. Do not
4703 update uid if doing so.
4704 (cgraph_remove_node): Add the node to the free list.
4706 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4708 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4710 2008-09-24 Richard Henderson <rth@redhat.com>
4712 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4713 * unwind-dw2.c (execute_stack_op): Handle it.
4715 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4718 2008-09-24 Michael J. Eager <eager@eagercon.com>
4720 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4722 * c-common.c (fname_decl): New location argument.
4723 * c-common.h (fname_decl): Same.
4724 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4726 (c_parser_typeof_specifier): Same.
4727 (c_parser_parms_list_declarator): Same.
4728 (c_parser_asm_string_literal): Same.
4729 (c_parser_compound_statement_nostart): Same.
4730 (c_parser_label): Same.
4731 (c_parser_do_statement): Same.
4732 (c_parser_asm_statement): Same.
4733 (c_parser_unary_expression): Same.
4734 (c_parser_sizeof_expression): Same.
4735 (c_parser_postfix_expression): Same.
4736 (c_parser_pragma): Same.
4737 (c_parser_omp_clause_collapse): Same.
4738 (c_parser_omp_clause_num_threads): Same.
4739 (c_parser_omp_clause_schedule): Same.
4740 (c_parser_omp_all_clauses): Same.
4741 (c_parser_omp_sections_scope): Same.
4742 (c_parser_omp_for_loop): Same. Pass condition's location to
4743 c_objc_common_truthvalue_conversion.
4744 (c_parser_enum_specifier): Remove comment.
4746 2008-09-24 Michael J. Eager <eager@eagercon.com>
4748 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4750 * config/rs6000/rs6000.c (rs6000_override_options): Move
4751 rs6000_init_hard_regno_mode_ok after all options changed.
4752 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4753 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4754 -msimple-fpu flags. Add warning messages if single FP not configured.
4755 (rs6000_file_start): Output gnu_attribute for single-float.
4756 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4757 (rs6000_legitimize_address): Likewise.
4758 (rs6000_legitimize_reload_address): Likewise.
4759 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4760 TARGET_SINGLE_FLOAT.
4761 (function_arg_advance): Likewise.
4762 (function_arg): Likewise.
4763 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4764 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4765 TARGET_SINGLE_FLOAT.
4766 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4767 (rs6000_emit_prologue): Likewise.
4768 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4769 TARGET_SINGLE_FLOAT.
4770 (rs6000_libcall_value): Likewise.
4771 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4772 (TARGET_DOUBLE_FLOAT): New default to 1
4773 (TARGET_SIMPLE_FPU): New default to 0
4774 (TARGET_SINGLE_FPU): New default to 0
4775 (TARGET_SINGLE_FLOAT_MODE): New.
4776 (TARGET_DOUBLE_FLOAT_MODE): New.
4777 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4778 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4780 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4781 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4782 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4783 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4784 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4785 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4786 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4787 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4788 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4789 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4790 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4791 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4792 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4793 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4794 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4795 cmptf_internal1, *cmptf_internal2): Condition on
4796 TARGET_DOUBLE_FLOAT.
4797 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4798 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4799 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4800 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4801 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4802 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4803 TARGET_SINGLE_FLOAT.
4804 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4805 * config/rs6000/rs6000.opt (-msingle-float): New.
4806 (-mdouble-float): New.
4807 (-msimple-fpu): New.
4808 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4809 -msingle-float, -mdouble-float, -msimple-fpu options.
4810 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4811 _SOFT_DOUBLE for -msingle-float.
4812 * config.gcc: New config for target=powerpc-xilinx-eabi.
4814 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4816 * config/sparc/constraints.md: New file.
4817 * config/sparc/sparc.md: Include it.
4818 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4819 (sparc_extra_constraint_check): Delete.
4820 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4821 (memory_ok_for_ldd): New predicate.
4822 (sparc_extra_constraint_check): Delete.
4823 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4824 (CONST_OK_FOR_LETTER_P): Likewise.
4825 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4826 (EXTRA_CONSTRAINT): Likewise.
4828 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4830 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4832 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4834 * alias.c (find_base_value): Use FIND_BASE_TERM.
4835 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4837 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4839 * config/i386/i386.c: Include cselib.h.
4840 (ix86_pic_register_p): New function.
4841 (ix86_delegitimize_address): Use it to check for the PIC register.
4843 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4845 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4846 * config/i386/i386.c (ix86_find_base_term): Don't check for
4847 SYMBOL_REF and LABEL_REF.
4849 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4851 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4852 constant PLUS in a CONST.
4854 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4856 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4857 check for sibcall support for w64.
4859 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4861 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4863 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4865 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4866 parser_build_binary_op.
4867 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4868 * c-typeck.c (build_array_ref): Same.
4869 (parser_build_unary_op): New location argument.
4870 (pointer_diff): Pass location to build_binary_op,
4871 c_objc_common_truthvalue_conversion.
4872 (build_modify_expr): Same.
4873 (build_unary_op): New location argument.
4874 (build_binary_op): New location argument.
4875 (c_objc_common_truthvalue_conversion): Pass location to
4876 c_*common_truthvalue_conversion.
4877 * c-convert.c (convert): Same.
4878 * c-common.c (binary_op_error): New location argument.
4879 (pointer_int_sum): Pass location to build_binary_op.
4880 (c_common_truthvalue_conversion): New location argument.
4881 (warn_for_sign_compare): Same.
4882 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4883 binary_op_error, build_binary_op, warn_for_sign_compare.
4884 * c-parser.c (c_parser_condition): Pass location to
4885 c_*common_truthvalue_conversion.
4886 (c_parser_conditional_expression): Save condition's location and pass
4888 (c_parser_binary_expression): Same, but for the binary operator's
4890 (c_parser_omp_for_loop): Pass location to
4891 c_objc_common_truthvalue_conversion.
4893 2008-09-23 Martin Jambor <mjambor@suse.cz>
4895 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4896 (cgraph_node_remove_callees): New temporary f. Hold the next item
4898 (cgraph_node_remove_callers): Likewise.
4900 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4901 (ipa_node_removal_hook): Likewise.
4903 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4904 gimple_call_copy_skip_args and moved to the gimple_call section.
4905 * gimple.c (gimple_copy_call_skip_args): Renamed to
4906 gimple_call_copy_skip_args. Changed al users.
4908 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4910 * ira-color.c (start_allocno_priorities): Rename to
4911 setup_allocno_priorities. Use costs and
4912 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4913 range lengths. Get rid off doubles.
4914 (ira_fast_allocations): Call start_allocno_priorities.
4916 2008-09-22 David Daney <ddaney@avtrex.com>
4919 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4920 register if TARGET_LONG_CALLS.
4922 2008-09-22 Richard Guenther <rguenther@suse.de>
4924 PR tree-optimization/37145
4925 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4926 value-numbering union accesses with their offset and size only.
4927 (visit_reference_op_load): Fix simplification of inserted conversions.
4928 * tree-ssa-pre.c (find_or_generate_expression): Do not
4929 recursively generate expressions if running FRE.
4931 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4933 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4934 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4937 2008-09-22 Richard Guenther <rguenther@suse.de>
4939 PR tree-optimization/37145
4940 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4941 (phi_translate_1): Constant fold references.
4943 2008-09-22 Ira Rosen <irar@il.ibm.com>
4945 PR tree-optimization/37482
4946 * tree-vectorizer.h (struct _slp_instance): Add new field.
4947 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4948 (get_earlier_stmt): New function.
4949 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4951 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4952 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4953 asserts that GSI points to the scalar statement being vectorized.
4954 Set new statement location according to GSI.
4955 (vect_schedule_slp_instance): Use GSI of
4956 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4958 2008-09-21 Jan Hubicka <jh@suse.cz>
4960 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4961 (ipcp_insert_stage): Update dead_nodes bitmap.
4963 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4966 * config/i386/t-cygming (SHLIB_LC): Remove.
4967 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4968 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4970 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4974 * final.c (mark_symbol_ref_as_used): New helper function.
4975 (output_operand): Instead of just looking inside MEMs for
4976 SYMBOL_REFs, use new helper function and for_each_rtx.
4977 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4978 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4979 Make head comment more general.
4980 * config/darwin.c (machopic_output_indirection): Handle weak
4981 references here, like in assemble_external.
4983 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4985 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4986 (sparc_emit_float_lib_cmp): Change return type.
4987 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4988 (gen_compare_operator): New function.
4989 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4990 the comparison sequence. Minor tweaks.
4991 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4992 that the final operator and the result of sparc_emit_float_lib_cmp
4993 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4994 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4995 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4996 result of sparc_emit_float_lib_cmp match for software TFmode.
4997 (movqicc, movhicc, movsicc, movdicc): Merge into...
4998 (mov<I:mode>cc): ...this.
4999 (movsfcc, movdfcc, movtfcc): Merge into...
5000 (mov<F:mode>cc): ...this.
5001 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
5003 (mov<I:mode>_cc_v9): ...this.
5004 (movdi_cc_sp64_trunc): Delete.
5005 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
5006 movdi_cc_reg_sp64): Merge into...
5007 (mov<I:mode>_cc_reg_sp64): ...this.
5008 (movsf_cc_sp64): Rename into...
5009 (movsf_cc_v9): ...this.
5010 (movdf_cc_sp64): Rename into...
5011 (movdf_cc_v9): ...this.
5012 (movtf_cc_hq_sp64): Rename into...
5013 (movtf_cc_hq_v9): ...this.
5014 (movtf_cc_sp64): Rename into...
5015 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
5017 2008-09-21 Diego Novillo <dnovillo@google.com>
5019 * doc/gccint.texi: Include generic.texi and gimple.texi.
5021 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5022 (GIMPLE): Move to gimple.texi.
5023 (Annotations): Remove references to to stmt_ann_t and
5025 (SSA Operands): Rename from 'Statement Operands'.
5026 * doc/generic.texi: New.
5027 * doc/gimple.texi: New.
5028 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5029 * Makefile.in (TEXI_GCCINT_FILES):
5030 * gimple.c (gimple_copy_call_skip_args): Rename from
5031 giple_copy_call_skip_args. Update all users.
5032 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5034 2008-09-21 Ira Rosen <irar@il.ibm.com>
5036 PR tree-optimization/37539
5037 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5038 statement in related statement field only for the first load of the
5039 group of loads with the same data reference.
5041 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5043 * config/mips/mips.h (TUNE_OCTEON): New macro.
5044 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5045 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5046 * config/mips/octeon.md: New file.
5047 * config/mips/mips.md: Include octeon.md. Restore
5048 semi-alphabetical order of include files.
5050 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5053 * config/i386/i386.md (*jcc_fused_1): Removed.
5054 (*jcc_fused_2): Likewise.
5055 (*jcc_fused_3): Likewise.
5056 (*jcc_fused_4): Likewise.
5058 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5060 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5061 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5062 * target.h (gcc_target): Add ira_cover_classes.
5063 * ira.c: Remove IRA_COVER_CLASSES guards.
5064 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5065 instead of IRA_COVER_CLASSES.
5066 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5067 (setup_class_translate): Likewise.
5068 (setup_reg_class_intersect_union): Likewise.
5069 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5070 test of targetm.ira_cover_classes.
5071 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5072 of IRA_COVER_CLASSES.
5073 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5074 (TARGET_INITIALIZER): Include it.
5075 * targhooks.h (default_ira_cover_classes): Declare.
5076 * targhooks.c (default_ira_cover_classes): New function.
5078 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5080 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5082 2008-09-19 Ian Lance Taylor <iant@google.com>
5084 * varasm.c (narrowing_initializer_constant_valid_p): Return
5085 NULL_TREE if ENDTYPE is not an integer.
5087 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5090 * tree-ssa.c (execute_update_addresses_taken): Also update
5091 DECL_GIMPLE_REG_P for vector and complex types.
5093 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5094 Jan Hubicka <jh@suse.cz>
5097 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5098 empty before freeing them.
5099 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5101 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5103 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5104 * config/xtensa/predicates.md (tls_symbol_operand): New.
5105 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5106 (TARGET_CANNOT_FORCE_MEM): Define.
5107 (xtensa_tls_symbol_p): New.
5108 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5109 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5110 (xtensa_tls_module_base): New.
5111 (xtensa_call_tls_desc): New.
5112 (xtensa_legitimize_tls_address): New.
5113 (xtensa_legitimize_address): Handle TLS symbols.
5114 (xtensa_tls_referenced_p_1): New.
5115 (xtensa_tls_referenced_p): New.
5116 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5118 (XTENSA_BUILTIN_THREAD_POINTER): New.
5119 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5120 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5121 builtin. Add declarations for __builtin_thread_pointer and
5122 __builtin_set_thread_pointer.
5123 (xtensa_fold_builtin): Recognize new builtins.
5124 (xtensa_expand_builtin): Expand new builtins.
5125 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5126 (TARGET_THREADPTR): Define.
5127 (HAVE_AS_TLS): Define default value.
5128 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5129 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5130 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5131 (UNSPECV_SET_TP): New.
5132 (sym_TPOFF, sym_DTPOFF): New.
5133 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5134 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5135 * configure: Regenerated.
5137 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5140 * config/ia64/ia64.c (ia64_optimization_options): Move
5141 checking and setting flag_schedule_insns_after_reload and
5142 ia64_flag_schedule_insns2 back to ...
5143 (ia64_override_options): Here.
5145 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5148 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5149 zero extend count after the correction to it is done.
5150 (doloop_optimize): Update call to doloop_modify, don't zero extend
5153 2008-09-18 Martin Jambor <mjambor@suse.cz>
5155 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5157 * ipa-prop.c: Correct comments.
5158 * ipa-prop.h: Likewise.
5160 2008-09-18 Jan Hubicka <jh@suse.cz>
5163 * ipa-reference.c (ipa_reference_local_vars_info_d,
5164 ipa_reference_global_vars_info_d,
5165 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5166 ipa_reference_vars_info_t): Move here from ipa-reference.h
5167 (node_duplication_hook_holder, node_removal_hook_holder): New.
5168 (get_reference_vars_info_from_cgraph): Rename to ...
5169 (get_reference_vars_info): ... this one, use cgraph uids.
5170 (get_local_reference_vars_info, get_global_reference_vars_info):
5171 Use cgraph instead of decl.
5172 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5174 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5175 ipa_reference_get_written_global,
5176 ipa_reference_get_not_written_global): Use cgraph argument.
5177 (check_call): Simplify avail check.
5178 (scan_stmt_for_static_refs): Update.
5179 (propagate_bits): Update.
5180 (merge_callee_local_info): Remove.
5181 (init_function_info): Use cgraph nodes.
5182 (clean_function_local_data): Break out from ...
5183 (clean_function): ... here.
5184 (copy_local_bitmap, copy_global_bitmap): New functions.
5185 (duplicate_node_data, remove_node_data): New functions.
5186 (generate_summary): Register hooks; use visibility instead of
5188 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5189 * ipa-reference.h (ipa_reference_local_vars_info_d,
5190 ipa_reference_global_vars_info_d,
5191 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5192 ipa_reference_vars_info_t): Move to ipa-reference.c
5193 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5195 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5196 ipa_reference_get_not_read_global,
5197 ipa_reference_get_not_written_global): Update prototype.
5198 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5199 (init_state): Remove.
5200 (node_duplication_hook_holder, node_removal_hook_holder): New.
5201 (get_function_state, set_function_state): Use VECtor.
5202 (analyze_function): Check body availability.
5203 (add_new_function): Likewise.
5204 (duplicate_node_data, remove_node_data): New.
5205 (generate_summary): Register hooks; do not care about clones.
5206 (propafate): Do not care about clones; recursive functions are
5208 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5209 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5210 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5212 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5213 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5214 Update call of ipa-reference accesors.
5216 2008-09-18 Simon Baldwin <simonb@google.com>
5218 * c-opts.c (c_common_handle_option): Add handling for
5219 -Wbuiltin-macro-redefined command line option.
5220 * c.opt: Added builtin-macro-redefined option.
5221 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5224 2008-09-18 Richard Guenther <rguenther@suse.de>
5226 PR tree-optimization/37258
5227 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5228 and signedness for integral types.
5229 (vn_phi_eq): Require compatible types.
5231 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5234 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5235 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5237 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5238 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5239 ggc_free other TREE_LIST nodes from that chain.
5240 * function.c (instantiate_decls): Instantiate also DECL_RTL
5241 of vars in cfun->local_decls, free that list afterwards.
5243 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5245 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5246 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5248 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5250 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5251 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5253 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5255 PR tree-optimization/37102
5256 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5257 from a node. Check to see if another PHI is dead.
5258 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5259 remove real PHIs which have no uses.
5260 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5262 2008-09-18 Richard Guenther <rguenther@suse.de>
5265 * tree-cfg.c (remove_useless_stmts_1): Remove
5266 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5268 2008-09-18 Nick Clifton <nickc@redhat.com>
5270 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5271 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5272 to frv_secondary_reload_class.
5273 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5274 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5275 (frv_secondary_reload_class): Omit unused parameter.
5276 (frv_secondary_reload): New function. Handle the case when
5277 secondary_reload_class() is called before the reload_(in|out)
5278 _optabs have been initialised.
5279 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5281 * config/frv/frv.md: Define an exclusion set between fr550_m0
5284 2008-09-18 Richard Guenther <rguenther@suse.de>
5286 PR tree-optimization/37456
5287 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5288 want to insert after ends a BB insert on the single fallthru
5291 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5293 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5294 Mention -march=z9-109, z9-ec and z10.
5296 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5298 PR rtl-optimization/37544
5299 * regrename.c (maybe_mode_change): Exit early when copy_mode
5300 is narrower than orig_mode and narrower than new_mode.
5302 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5305 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5307 * sched-rgn.c (ref_counts): Remove.
5308 (insn_referenced): New static variable.
5309 (INSN_REF_COUNT): Remove.
5310 (sched_run_compute_dependencies): Use insn_referenced instead of
5312 (add_branch_dependences): Likewise. Delete dead assignment.
5314 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5316 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5317 consumer is an asm. Add comment why this is important.
5318 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5319 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5321 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5323 * expr.c (emit_group_store): Do not shift before moving via a
5326 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5328 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5329 from aggregate to non-aggregate type if the bit pattern is not fully
5330 preserved afterwards.
5332 2008-09-17 Richard Guenther <rguenther@suse.de>
5334 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5335 (verify_gimple_assign): ... this. Split into ...
5336 (verify_gimple_assign_unary): ... this,
5337 (verify_gimple_assign_binary): ... that,
5338 (verify_gimple_assign_single): ... and this.
5339 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5340 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5341 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5342 (verify_types_in_gimple_reference): Be forgiving with
5344 (verify_gimple_phi): Deal with virtual operands.
5346 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5348 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5350 * tree.c (get_callee_fndecl): Don't call the language hook.
5351 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5352 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5353 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5355 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5357 * tree.c (protected_set_expr_location): Don't unnecessarily
5358 check for error_mark_node.
5360 2008-09-17 Art Haas <ahaas@impactweather.com>
5362 * ipa-reference.c (analyze_function): Declare step only if
5363 ENABLE_CHECKING is defined.
5365 2008-09-17 Jan Hubicka <jh@suse.cz>
5368 * tree.h (DECL_INLINE): remove.
5369 (DECL_DECLARED_INLINE_P): Update docs.
5370 (DECL_NO_INLINE_WARNING_P): new.
5371 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5372 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5374 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5375 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5378 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5381 2008-09-17 Jan Hubicka <jh@suse.cz>
5383 * ipa-reference.c (ipa_obstack): Remove.
5384 (local_info_obstack, global_info_obstack): New.
5385 (add_static_var): We now handle variables only.
5386 (mark_address_taken, mark_load, mark_store): New functions based on ...
5387 (check_operand): ... remove.
5388 (get_asm_stmt_operands): Rename to ...
5389 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5390 (scan_stmt_for_static_refs): Rewrite.
5391 (scan_op_for_static_refs): Rename to ...
5392 (scan_initializer_for_static_refs): do not look for VAR_DECL
5393 initializers; stop recursion on types and decls.
5394 (ipa_init): Use proper obstacks.
5395 (analyze_variable): Use scan_initializer_for_static_refs.
5396 (init_function_info): Use local obstack.
5397 (analyze_function): Simplify.
5398 (add_new_function): We don't need visited_nodes obstack.
5399 (generate_summary): Use proper obstacks; cleanup after propagation.
5401 2008-09-17 Richard Guenther <rguenther@suse.de>
5404 PR tree-optimization/37491
5405 * alias.c (get_alias_set): Use the canonical type.
5406 * tree-vect-transform.c (vectorizable_store): Use the type of
5407 the lhs for the vector type. Adjust checking.
5408 (vectorizable_load): Adjust checking.
5410 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5411 Adam Nemet <anemet@caviumnetworks.com>
5413 PR rtl-optimization/37483
5414 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5415 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5416 Rearrange code to better match the original comment. Check
5417 t_unconditional first. Improve comment.
5419 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5422 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5423 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5426 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5427 GIMPLE_TRY if cleanup sequence is empty.
5429 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5432 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5433 eliminate IV if the cost are the same.
5435 2008-09-16 Richard Guenther <rguenther@suse.de>
5438 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5441 2008-09-16 Richard Guenther <rguenther@suse.de>
5443 PR tree-optimization/37508
5444 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5446 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5448 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5450 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5452 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5453 use gen_floatdidf2 directly.
5454 (floatunssidf2): Likewise.
5455 (floatsidf_ppc64_mfpgpr): Remove.
5456 (floatsidf_ppc64): Remove.
5457 (floatunssidf_ppc64): Remove.
5459 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5461 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5462 rather than update_cost_queue.
5464 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5465 in every call starting with the second one, instead of only when
5466 alias_bitmap_obstack.elements != NULL.
5468 * tree-predcom.c (filter_suitable_components): Free all refs in
5469 act->refs vector before calling release_component.
5470 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5472 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5474 * tree-loop-linear.c (linear_transform_loops): Initialize
5475 lambda_obstack only after calling perfect_loop_nest_depth.
5476 Goto free_and_continue instead of just continue for later failures.
5479 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5482 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5484 2008-09-14 Andreas Schwab <schwab@suse.de>
5486 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5488 2008-09-14 Jan Hubicka <jh@suse.cz>
5490 * invoke.texi (-fconserve-stack): Document.
5491 * opts.c (decode_options): Handle conserve_stack.
5492 * common.opt (fconvserve_stack): New.
5494 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5496 * config.host: Add x-aix to host_xmake_file.
5497 * config/rs6000/t-aix52: Do not override LDFLAGS.
5498 * config/rs6000/x-aix: New file.
5500 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5506 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5507 is not recognized as a valid register usage. Allow REG_X to be used
5509 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5510 forces a reload when using a base register.
5512 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5514 * config/i386/cygming-crtend.c (register_frame_ctor): If
5515 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5516 directly with atexit.
5517 (deregister_frame_ctor): Rename to ...
5518 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5519 if !DEFAULT_USE_CXA_ATEXIT.
5521 2008-09-13 Jan Hubicka <jh@suse.cz>
5523 * cgraph.c: Include value-prof.h
5524 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5526 2008-09-13 Jan Hubicka <jh@suse.cz>
5529 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5530 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5531 tree_gen_one_value_profiler, tree_gen_average_profiler,
5532 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5534 2008-09-13 Jan Hubicka <jh@suse.cz>
5536 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5537 too many bytes on misalligned blocks.
5539 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5541 * doc/cfg.texi: Fix some typos.
5542 * doc/extend.texi: Likewise.
5543 * doc/install.texi: Likewise.
5544 * doc/invoke.texi: Likewise.
5545 * doc/rtl.texi: Likewise.
5546 * doc/tree-ssa.texi: Likewise.
5548 2008-09-13 Richard Guenther <rguenther@suse.de>
5551 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5552 gimple stores for memory rhs.
5554 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5556 PR rtl-optimization/37489
5557 * cse.c (fold_rtx): Don't return const_true_rtx for float
5558 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5560 2008-09-13 Jan Hubicka <jh@suse.cz>
5562 PR tree-optimization/37392
5563 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5565 2008-09-13 Martin Jambor <mjambor@suse.cz>
5566 Jan Hubicka <jh@suse.cz>
5568 * cgraph.c (free_edges): New variable.
5569 (NEXT_FREE_EDGE): New macro.
5570 (cgraph_free_edge): New function.
5571 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5572 (cgraph_node_remove_callees): Likewise.
5573 (cgraph_node_remove_callers): Likewise.
5574 (cgraph_create_edge): Reuse edges from the free list. Do not
5575 update uid if doing so.
5576 (cgraph_remove_*_hook): Add free call.
5578 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5580 * ira-color.c (conflict_allocno_vec): Delete.
5581 (update_cost_queue_elem): New structure.
5582 (update_cost_queue): New variable.
5583 (update_cost_queue_tail): Likewise.
5584 (update_cost_queue_elems): Likewise.
5585 (allocno_update_cost_check): Delete.
5586 (initiate_cost_update): Allocate update_cost_queue_elems
5587 instead of allocno_update_cost_check.
5588 (finish_cost_update): Update the free()s accordingly.
5589 (start_update_cost): New function.
5590 (queue_update_cost): Likewise.
5591 (get_next_update_cost): Likewise.
5592 (update_copy_costs_1): Inline into...
5593 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5594 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5595 once we've established they are equal. Don't allocate update
5596 costs if there is nothing to add to them.
5597 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5598 DIVISOR arguments. Use a queue instead of recursive calls;
5599 process all the allocnos in the initial queue, rather than
5601 (assign_hard_reg): Use queue_update_cost instead of
5602 conflict_allocno_vec. Queue coalesced allocnos instead
5603 of calling update_conflict_hard_regno_costs for each one.
5604 Just call update_conflict_hard_regno_costs once for the
5606 (ira_color): Remove conflict_allocno_vec handling.
5608 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5610 PR tree-optimization/37484
5611 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5612 (save_var_name): Same.
5613 (initialize_cloog_names): Same.
5614 (initialize_cloog_names): Same.
5616 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5618 * tree-scalar-evolution.c (set_instantiated_value): Set
5621 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5625 * ira-build.c (common_loop_tree_node_dominator): Remove.
5626 (copy_live_ranges_to_removed_store_destinations): New function.
5627 (regno_top_level_allocno_map): Move to top level from ...
5628 (ira_flattening): ... here. Use
5629 copy_live_ranges_to_removed_store_destinations.
5631 * ira-emit.c (generate_edge_moves): Fix a comment.
5633 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5636 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5637 scratch register after 'set' pattern.
5639 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5641 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5642 information passed to mark_reg_pointer.
5643 * explow.c (force_reg): Likewise.
5645 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5647 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5648 when building for the celledp architecture.
5650 2008-09-12 Richard Guenther <rguenther@suse.de>
5652 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5654 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5656 PR rtl-optimization/37424
5657 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5658 the regnos instead of the addresses.
5660 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5662 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5664 2008-09-11 Richard Guenther <rguenther@suse.de>
5666 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5667 entering the weaker equivalence recording.
5669 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5671 2008-09-11 Jeff Law <law@redhat.com>
5673 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5674 by assign_stack_local on the IRA path for stack slot sharing
5675 as well as the non-IRA path.
5677 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5679 * config/i386/i386.h: Fix whitespace issues.
5681 2008-09-11 Martin Jambor <mjambor@suse.cz>
5683 * ipa-prop.h (struct ipa_param_flags): Removed.
5684 (struct ipa_param_descriptor): New structure.
5685 (struct ipa_node_params): ipcp_lattices, param_decls and
5686 param_flags moved to ipa_param_description.
5687 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5688 descriptors. Renamed all users.
5689 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5690 changed to access descriptors. Renamed all users.
5691 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5692 to access descriptors. Renamed all users.
5693 * ipa-cp.c (ipcp_init_cloned_node): Call
5694 ipa_initialize_node_params instead of ipa_count_formal_params and
5695 ipa_create_param_decls_array.
5696 (ipcp_analyze_node): Likewise.
5697 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5698 descriptors. Renamed all users.
5699 (ipcp_initialize_node_lattices): Remove allocation.
5700 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5701 ipa_initialize_node_params instead of ipa_count_formal_params and
5702 ipa_create_param_decls_array.
5703 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5704 ipa_populate_param_decls, made static, added parameter info,
5705 renamed mt to node, removed allocation, changed to use
5707 (ipa_count_formal_params): Made static, added parameter info,
5709 (ipa_initialize_node_params): New function.
5710 (ipa_check_stmt_modifications): Changed to use descriptors.
5711 (ipa_detect_param_modifications): Removed allocation, changed to
5713 (ipa_note_param_call): Changed to use descriptors.
5714 (ipa_analyze_params_uses): Removed allocation.
5715 (ipa_free_node_params_substructures): Changed to use descriptors.
5716 (ipa_edge_duplication_hook): Use the unused attribute.
5717 (ipa_node_duplication_hook): Use the unused attribute, changed to
5718 use descriptors, changed to duplicate descriptors.
5720 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5721 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5722 indirect inlining. Made static.
5723 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5724 functions called only once.
5725 (cgraph_decide_recursive_inlining): Don't call
5726 ipa_propagate_indirect_call_infos, pass new_edges to
5727 cgraph_mark_inline_edge instead.
5728 (cgraph_decide_inlining_of_small_functions): Don't call
5729 ipa_propagate_indirect_call_infos, pass new_edges to
5730 cgraph_mark_inline_edge instead.
5731 (cgraph_decide_inlining): Don't call
5732 ipa_propagate_indirect_call_infos.
5733 * ipa-prop.c: Check that vectors are allocated.
5735 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5736 iff a new cgraph edges have been created.
5737 (cgraph_decide_inlining): New variable redo_always_inline.
5738 Flattening and always_inlining loop until callgraph stabilizes.
5739 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5740 true iff new cgraph edges have been created.
5741 (propagate_info_to_inlined_callees): Likewise.
5742 (ipa_propagate_indirect_call_infos): Likewise.
5744 2008-09-11 Richard Guenther <rguenther@suse.de>
5746 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5747 (set_prologue_iterations): Likewise.
5748 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5750 (vect_update_init_of_dr): Likewise.
5751 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5753 * fold-const.c (fold_unary): Do not generate calculations
5756 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5758 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5759 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5760 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5762 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5764 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5765 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5766 before finalizing the changes.
5767 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5769 (simplify_truth_ops_using_ranges): New.
5770 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5771 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5772 whether a simplification was made.
5773 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5774 use a switch statement and also call simplify_truth_ops_using_ranges.
5776 2008-09-11 Jan Hubicka <jh@suse.cz>
5778 * ggc-common.c (loc_array): Make static.
5779 * dce.c (rest_of_handle_ud_dce): Free worklist.
5781 2008-09-11 Jan Hubicka <jh@suse.cz>
5783 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5784 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5785 function so we are sure we do not dangle it forever.
5786 * function.c (outer_function_chain, find_function_data): Remove.
5787 (function_context_stack): New.
5788 (push_function_context, pop_function_context): Update.
5789 * function.h (struct function): Remove pointer outer.
5790 (outer_function_chain, find_function_data): Remove.
5791 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5793 2008-09-11 Jan Hubicka <jh@suse.cz>
5796 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5798 2008-09-11 Jan Hubicka <jh@suse.cz>
5800 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5802 2008-09-11 Jan Hubicka <jh@suse.cz>
5804 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5805 (free_var_map_entry): New function.
5806 (redirect_edge_var_map_destroy): Use it.
5808 2008-09-11 Jan Hubicka <jh@suse.cz>
5811 * tree-inline.c (add_lexical_block): Replace with ...
5812 (prepend_lexical_block): ... prepend at begginig.
5813 (remap_blocks): Use it and reverse later.
5814 (expand_call_inline): Use prepend_lexical_block.
5816 2008-09-11 Jan Hubicka <jh@suse.cz>
5818 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5820 2008-09-11 Jan Hubicka <jh@suse.cz>
5822 * function.c (free_after_compilation): Call insn_locators_free.
5823 * cfglayout.c (insn_locators_free): New function.
5824 * rtl.h (insn_locators_free): Declare.
5826 2008-09-11 Jan Hubicka <jh@suse.cz>
5828 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5830 (cond_move_process_if_block): Update call.
5832 2008-09-11 Jan Hubicka <jh@suse.cz>
5834 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5835 * vec.c: Include hashtab.h
5836 (vec_descriptor, ptr_hash_entry): New structures.
5837 (vec_desc_hash, vec_ptr_map): New static variables.
5838 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5839 register_overhead, free_overhead, vec_heap_free): New functions.
5840 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5841 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5842 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5845 2008-09-11 Ira Rosen <irar@il.ibm.com>
5847 PR tree-optimization/37474
5848 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5849 length of load permutation.
5851 2008-09-11 Andreas Schwab <schwab@suse.de>
5853 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5855 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5858 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5859 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5860 simplify_gen_subreg.
5862 2008-09-11 Ira Rosen <irar@il.ibm.com>
5864 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5867 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5870 * gimplify.c (gimplify_body): Call default_rtl_profile.
5873 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5874 instead of tok->val.node if not expanding to something else. Handle
5875 intervening CPP_PADDING tokens.
5876 (altivec_categorize_keyword): Remove unneeded comparisons.
5878 2008-09-10 Richard Guenther <rguenther@suse.de>
5880 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5882 2008-09-10 Richard Guenther <rguenther@suse.de>
5885 * tree-inline.c (insert_init_stmt): Make sure to not
5886 insert invalid gimple stores.
5888 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5890 PR tree-optimization/37388
5891 * toplev.c (process_options): Fail and warn when graphite
5892 flags are used, but the compiler has not been configured
5893 with graphite libraries.
5894 * graphite.c (graphite_transform_loops): Remove printfs
5895 to dump_file for the case when graphite is not available.
5897 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5900 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5901 the even element into register.
5902 (ix86_expand_vector_init_general): Don't use
5903 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5904 if we can't move from GPR to SSE register directly.
5906 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5908 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5909 not lose track of the number of NOPs needed. Number of NOPs needed
5910 for sync vs. loads workaround was switched; corrected. Run second
5911 pass for all workarounds. No NOPs needed after call insns. Change
5912 second pass to use find_next_insn_start and find_load helpers in order
5913 to properly detect parallel insns.
5914 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5916 2008-09-10 Jan Hubicka <jh@suse.cz>
5918 * value-prof.c (gimple_ic): Fix tuplification bug.
5919 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5922 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5924 PR tree-optimization/37353
5925 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5926 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5927 calls instead of cond_dead_built_in_calls.
5928 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5929 initalize the vector only before adding first entry. Use VEC_safe_push
5930 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5931 shrink_wrap_conditional_dead_built_in_calls call.
5933 2008-09-10 Ira Rosen <irar@il.ibm.com>
5935 PR tree-optimization/37385
5936 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5937 argument, and use it as a vector type if not NULL.
5938 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5940 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5941 additional argument.
5942 (vectorizable_load): Likewise.
5944 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5946 * config/i386/i386.md (SWI32): New mode iterator.
5947 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5950 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5952 PR rtl-optimization/37435
5953 * caller-save.c (insert_restore, insert_save): Check the mode by
5956 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5959 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5961 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5964 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5966 * doc/invoke.texi (ARM Options): Correct errors in discussion
5967 of -mfloat-abi, -mhard-float, and -msoft-float.
5969 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5970 Jan Hubicka <jh@suse.cz>
5973 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5974 calling gimple_regimplify_operands on it. Iterate over all newly
5975 added statements, not just the last one.
5976 (insert_init_stmt): Insert stmt into seq first, then call
5977 gimple_regimplify_operands on it. Don't create new gimplification
5978 context, nor find referenced vars.
5980 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5983 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5984 to pointer to vector pointer.
5985 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5986 propagate_info_to_inlined_callees): Likewise.
5987 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5988 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5989 ipa_check_create_edge_args.
5990 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5991 argument to pointer to vector pointer.
5992 (cgraph_decide_inlining_of_small_function): Adjust
5993 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5997 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5998 optimizing for size, not speed.
6000 PR rtl-optimization/37408
6001 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
6002 if parm is promoted.
6004 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
6006 PR tree-optimization/37375
6007 * tree-scalar-evolution.c (scev_info_str): Add field
6009 (new_scev_info_str, eq_scev_info, find_var_scev_info,
6010 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
6011 set_instantiated_value): Pass instantiated_below.
6012 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
6014 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
6015 the definitions are not instantiated.
6017 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
6018 (block_before_loop): New.
6019 * tree-data-ref.c (dr_analyze_indices): Update uses of
6021 * graphite.c (block_before_scop): New.
6022 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6023 basic block, not a loop for determining the parameters.
6024 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6026 (idx_record_params, find_params_in_bb, find_scop_parameters,
6027 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6028 to instantiate_scev.
6030 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6032 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6036 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6038 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6039 Check zero freq and increase if necessary.
6041 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6043 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6044 regno is in the right range. Add comments.
6046 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6048 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6050 * mips-tfile.c (copy_object): Cast alloca result to int *.
6051 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6053 Rename class to sclass.
6054 (read_tfile): Cast read_seek return values to proper types.
6055 Cast xcalloc return value to proper type.
6057 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6059 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6060 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6061 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6063 2008-09-09 Jan Hubicka <jh@suse.cz>
6065 * profile.c (is_edge_inconsistent): Add debug output; ignore
6066 negative count on fake edges.
6067 (is_inconsistent): Add debug output.
6069 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6071 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6073 (choose_ready): When first insn is chosen from the ready list, also
6076 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6078 PR rtl-optimization/37360
6079 * haifa-sched.c (max_issue): Do not assert that we never issue more
6080 insns than issue_rate. Add comment.
6082 2008-09-09 Richard Guenther <rguenther@suse.de>
6084 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6085 (verify_types_in_gimple_call): Rename to ...
6086 (verify_gimple_call): ... this. Enhance.
6087 (verify_types_in_gimple_cond): Remove.
6088 (verify_gimple_comparison): New function ...
6089 (verify_types_in_gimple_assign): ... split out from here.
6090 (verify_types_in_gimple_return): Rename to ...
6091 (verify_gimple_return): ... this. Enhance.
6092 (verify_types_in_gimple_switch): Rename to ...
6093 (verify_gimple_switch): ... this. Enhance.
6094 (verify_gimple_goto): New function.
6095 (verify_types_in_gimple_phi): Rename to ...
6096 (verify_gimple_phi): ... this. Enhance.
6097 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6098 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6099 (verify_types_in_gimple_seq_2): Remove cases handled in
6100 verify_types_in_gimple_stmt.
6102 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6104 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6105 (push_multiple_operation, pop_multiple_operation): Set it.
6106 (workaround_rts_anomaly): New function.
6107 (workaround_speculation): New function, broken out of bfin_reorg.
6108 (bfin_reorg): Call the new functions.
6110 2008-09-09 Richard Guenther <rguenther@suse.de>
6114 * gimplify.c (gimplify_conversion): Change conversions of
6115 non-register type to VIEW_CONVERT_EXPRs.
6116 (gimplify_addr_expr): If we need to make the operand
6117 addressable make sure to use a properly initialized
6118 temporary for that so it gets a valid gimple store.
6120 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6122 * function.h (struct function): Add function_start_locus.
6123 * cfgexpand.c (gimple_expand_cfg): Use it.
6124 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6126 2008-09-09 Richard Guenther <rguenther@suse.de>
6128 PR tree-optimization/37433
6129 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6132 2008-09-09 Richard Guenther <rguenther@suse.de>
6134 PR tree-optimization/37387
6135 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6136 and bits to a common type.
6138 2008-09-09 Nick Clifton <nickc@redhat.com>
6140 * config/v850/v850.md (return): Restore frame size restriction.
6142 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6144 * c-common.c (c_expand_decl): Remove.
6145 * c-common.h (anon_aggr_type_p): Remove prototype.
6146 (DECL_ANON_UNION_ELEMS): Remove.
6147 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6148 * c-decl.c (anon_aggr_type_p): Remove.
6149 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6150 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6151 * langhooks.h (struct lang_hooks): Remove expand_decl.
6152 * langhooks.c (lhd_expand_decl): Remove.
6153 * stmt.c (expand_anon_union_decl): Remove.
6154 * tree.h (expand_anon_union_decl): Remove prototype.
6156 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6159 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6161 * config/avr/avr.md (QISI) : Define mode iterator.
6162 (negated_tst<mode>) : Redefine as split using mode macro.
6163 (reversed_tstqi): Define insn as reversed compare with zero.
6164 (reversed_tsthi): Ditto.
6165 (reversed_tstsi): Ditto.
6167 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6170 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6171 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6174 * predict.c (optimize_function_for_size_p): Don't segfault if
6176 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6177 tree_swap_operands_p): Don't test cfun != NULL before calling
6178 optimize_function_for_s*_p.
6180 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6182 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6185 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6187 * crx/crx.h (IRA_COVER_CLASSES): Define.
6189 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6192 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6193 even when a stmt has been gimple_modified_p, but after fold_stmt is
6194 not any longer. Remove unneeded may_have_exposed_new_symbols
6197 2008-09-08 Richard Guenther <rguenther@suse.de>
6199 PR tree-optimization/37421
6200 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6203 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6206 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6208 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6211 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6212 * pa-hpux10.h (LINK_SPEC): Likewise.
6213 * pa-hpux11.h (LINK_SPEC): Likewise.
6215 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6217 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6218 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6220 2008-09-07 Helge Deller <deller@gmx.de>
6222 * pa/linux-atomic.c: New file.
6223 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6224 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6226 2008-09-07 Richard Guenther <rguenther@suse.de>
6227 Ira Rosen <irar@il.ibm.com>
6229 PR tree-optimization/36630
6230 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6231 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6233 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6234 Ira Rosen <irar@il.ibm.com>
6236 PR tree-optimization/35642
6237 * config/rs6000/altivec.md (mulv8hi3): Implement.
6239 2008-09-06 Jeff Law <law@redhat.com>
6241 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6243 2008-09-06 Jan Hubicka <jh@suse.cz>
6245 PR tree-optimization/14703
6246 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6248 * passes.c (init_optimization_passes): Recompute inline parameters.
6250 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6252 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6255 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6256 Peter Fuerst <post@pfrst.de>
6258 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6259 * doc/extend.texi: Document __builtin_mips_cache.
6260 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6261 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6262 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6263 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6264 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6265 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6266 (set_push_mips_isas): New variable.
6267 (mips_r10k_cache_barrier): New variable.
6268 (cache): New availability predicate.
6269 (mips_builtins): Add an entry for __builtin_mips_cache.
6270 (mips_build_cvpointer_type): New function.
6271 (MIPS_ATYPE_CVPOINTER): New macro.
6272 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6274 (r10k_simplified_address_p, r10k_simplify_address)
6275 (r10k_uncached_address_p, r10k_safe_address_p)
6276 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6277 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6278 (r10k_insert_cache_barriers): New functions.
6279 (mips_reorg_process_insns): Delete cache barriers after a
6280 branch-likely instruction.
6281 (mips_reorg): Call r10k_insert_cache_barriers.
6282 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6283 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6284 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6285 (mips_cache, r10k_cache_barrier): New define_insns.
6287 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6289 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6290 * ira-color.c (setup_allocno_left_conflicts_num): Use
6291 hard_reg_set_equal_p instead of a comparison with
6292 ira_zero_hard_reg_set.
6293 * ira.c (setup_reg_subclasses): Likewise.
6294 (setup_cover_and_important_classes): Likewise.
6295 (setup_class_translate): Likewise.
6296 (setup_reg_class_intersect_union): Likewise.
6297 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6298 (ira_init_once): Don't initialize them.
6300 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6302 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6304 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6306 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6308 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6310 Improved branch hints, safe hints, and scheduling.
6312 * haifa-sched.c (sched_emit_insn) : Define.
6313 * sched-int.h (sched_emit_insn) : Add prototype.
6314 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6315 -mhint-max-distance -msafe-hints) : Document.
6316 * config/spu/spu.c (spu_flag_var_tracking): New.
6317 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6318 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6319 TARGET_ASM_FILE_START): Define.
6320 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6321 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6322 (spu_emit_branch_hint): Add blocks argument.
6323 (insert_branch_hints, insert_nops): Remove.
6324 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6325 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6326 spu_sched_reorder, asm_file_start): New functions.
6327 (clock_var, spu_sched_length, pipe0_clock,
6328 pipe1_clock, prev_clock_var, prev_priority,
6329 spu_ls_first, prev_ls_clock): New static variables.
6330 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6331 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6332 (nopn_nv): Add a non-volatile version of nop.
6333 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6334 -mhint-max-distance, -msafe-hints): New options.
6336 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6337 Samuel Tardieu <sam@rfc1149.net>
6339 * opts.c (decode_options): Combine nested if statements.
6342 * opts.c (decode_options): Handle more relationships among
6343 unit-at-a-time, toplevel-reorder, and section-anchors.
6345 2008-09-05 David Daney <ddaney@avtrex.com>
6347 * doc/install.texi (--enable-reduced-reflection): Document new option.
6349 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6351 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6353 (constantpool_operand): New.
6354 (move_operand): Disallow sub-word modes for the constant pool.
6355 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6356 (xtensa_secondary_reload_class): Replace with....
6357 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6358 Set icode for sub-word reloads from the constant pool.
6359 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6360 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6361 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6362 * config/xtensa/xtensa-protos.h: Update prototypes.
6364 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6366 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6367 (REG_CLASS_NAMES): Update.
6368 (REG_CLASS_CONTENTS): Update.
6369 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6370 of ALL_REGS for regs 77 and 78.
6371 * function.c (instantiate_virtual_regs_in_insn): Assert that
6372 return value of simplify_gen_subreg is not NULL.
6374 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6376 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6377 (gen_rtvec_v): Fix coding standards.
6379 2008-09-04 Jan Hubicka <jh@suse.cz>
6381 * i386.c (decide_alg): Be more conservative about optimizing for size.
6383 2008-09-04 Ian Lance Taylor <iant@google.com>
6385 * varasm.c (narrowing_initializer_constant_valid_p): New
6387 (initializer_constant_valid_p): Call it.
6389 2008-09-04 Jeff Law <law@redhat.com>
6391 * fold-const.c (native_encode_real): Fix computation of WORDS.
6392 (native_interpret_real): Likewise.
6394 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6396 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6398 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6400 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6401 that the cost is already taken into account in ira-costs.c
6403 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6405 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6406 ira_debug_copies): New.
6407 (ira_bulid): Call print_copies.
6409 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6411 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6414 * config/rs6000/rs6000.c (optimization_options): Remove check of
6415 flag_toplevel_order.
6417 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6419 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6420 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6421 second operand is a reg_imm10_operand.
6422 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6423 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6424 (*seq_<GPR:mode><GPR2:mode>): Rename to
6425 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6427 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6428 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6430 (*sne_<GPR:mode><GPR2:mode>): Rename to
6431 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6434 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6436 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6437 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6438 combining an arithmetic right shift by more than 31 and a
6439 trunction. Don't match for out-of-range shift amounts. Set
6440 attribute mode to <MODE>.
6441 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6442 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6443 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6444 shifts by less than 32.
6445 (extv): Change predicate on first operand to accept registers.
6446 Change predicate of the other operands from immediate_operand to
6447 const_int_operand. Expand exts when source is a register.
6448 (extzv): Change predicate of the constant operands from
6449 immediate_operand to const_int_operand.
6450 (extzv<mode>): Change predicate of the constant operands from
6451 immediate_operand to const_int_operand and no constraint. Also
6453 (*extzv_trunc<mode>_exts): New pattern.
6455 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6457 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6458 * config/mips/mips-protos.h (mask_low_and_shift_p,
6459 mask_low_and_shift_len): Declare.
6460 * config/mips/mips.c (mask_low_and_shift_p,
6461 mask_low_and_shift_len): New functions.
6462 (mips_print_operand): Handle new operand prefix "m".
6463 * config/mips/mips.md (*cins<mode>): New pattern.
6465 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6467 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6468 optimizing for size.
6470 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6472 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6473 regardless of epilogue_completed.
6475 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6478 * ira-lives.c (process_bb_node_lives): Check setjmp.
6480 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6483 * ira-build.c (form_loop_tree): Reverse BB walk.
6484 (create_bb_allocnos): Likewise.
6485 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6486 (mark_reg_store): Rename to...
6487 (mark_ref_live): ...this and take a df_ref argument instead of
6488 note_stores arguments. Assert that we have a register.
6489 (mark_reg_clobber): Delete.
6490 (def_conflicts_with_inputs_p): New function.
6491 (mark_reg_conflicts): Delete.
6492 (mark_reg_death): Rename to...
6493 (mark_ref_dead): ...this and take a df_ref argument instead of
6494 a register. Assert that we have a register.
6495 (process_bb_node_lives): Hoist frequency calculation out of
6496 instruction walk. Convert from a forwards scan to a backwards scan.
6497 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6498 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6499 (create_allocno_live_ranges): Don't create regs_set.
6501 2008-09-04 Ian Lance Taylor <iant@google.com>
6503 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6504 or REG_LABEL_TARGET.
6505 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6506 comparing MODE with MEM.
6507 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6508 comparing with GF_PREDICT_TAKEN.
6509 (gimple_get_lhs): Change code to enum gimple_code.
6510 (gimple_set_lhs): Likewise.
6511 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6512 * omp-low.c (find_omp_clause): Change kind parameter to enum
6514 * tree-flow.h (find_omp_clause): Update declaration.
6515 * regrename.c (clear_dead_regs): Change kind parameter to enum
6517 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6519 * see.c (see_get_extension_data): Change return type to enum
6520 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6521 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6522 (see_gen_normalized_extension): Change extension_code parameter to
6524 (see_seek_pre_extension_expr): Change extension_code to enum
6526 (see_merge_one_def_extension): Likewise.
6527 (see_handle_relevant_defs): Likewise.
6528 (see_handle_relevant_uses): Likewise.
6529 (see_analyze_one_def): Likewise.
6530 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6531 GIMPLE_ASM rather than ASM_EXPR.
6532 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6533 GIMPLE_RETURN rather than RETURN_EXPR.
6534 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6535 (evaluate_stmt): Likewise.
6536 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6537 to enum vect_relevant.
6538 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6539 compare gimple codes with tree codes.
6541 2008-09-04 Paul Brook <paul@codesourcery.com>
6543 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6545 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6547 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6548 pointer check lost in the recent no-unit-at-a-time patch.
6550 2008-09-04 Jan Hubicka <jh@suse.cz>
6553 * tree-switch-conversion.c (check_final_bb): Accept only IP
6556 2008-09-04 Jan Hubicka <jh@suse.cz>
6558 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6560 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6561 using_ranges argument.
6562 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6563 (vrp_visit_cond_stmt): Update call of
6564 vrp_evaluate_conditional_warnv_with_ops
6566 2008-09-04 Jan Hubicka <jh@suse.cz>
6568 PR tree-optimization/37345
6569 PR tree-optimization/37358
6570 PR tree-optimization/37357
6571 * tree.c (build_function_type_skip_args): Build distinct type copy;
6573 (build_function_decl_skip_args): Set type of new decl not orig decl;
6574 clear DECL_VINDEX for methods turned into functions.
6576 2008-09-04 Nick Clifton <nickc@redhat.com>
6578 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6579 * configure: Regenerate.
6580 * config.in: Regenerate.
6581 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6582 alignment field, if it is supported.
6584 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6586 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6589 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6591 * config/rs6000/rs6000.c (processor_target_table): Do not
6592 enable VMX for POWER6.
6594 2008-09-03 Anton Blanchard <anton@samba.org>
6596 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6597 emit memory barrier before operation.
6599 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6602 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6603 default_elf_asm_output_external.
6605 2008-09-03 Jeff Law <law@redhat.com>
6607 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6609 2008-09-03 Richard Henderson <rth@redhat.com>
6611 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6612 memory barrier to below the test-and-set.
6613 (alpha_split_lock_test_and_set_12): Likewise.
6615 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6619 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6622 * ira-color.c (print_loop_title): Use all_allocnos.
6623 (color_pass): Ditto. Don't add border_allocnos. Check that
6624 subloop allocno in the correspdoning bitmap all_allocnos.
6626 * ira-emit.c (change_loop): Use all_allocnos.
6628 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6629 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6630 (create_cap_allocno): Remove setting mentioned_allocnos.
6631 (create_insn_allocnos): Ditto.
6632 (remove_unnecessary_allocnos): Use all_allocnos.
6633 (check_allocno_creation): Check that allocnos are in the
6634 corresponding bitmap all_allocnos.
6636 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6640 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6641 (process_regs_for_copy): Process subregs. Refine check when cost
6642 is taken into account in ira-costs.c.
6643 (process_reg_shuffles): Use REG_SUBREG_P.
6644 (add_insn_allocno_copies): Ditto. Ignore modes.
6646 * ira-color.c (conflict_allocno_vec): New.
6647 (COST_HOP_DIVISOR): New macro.
6648 (update_copy_costs_1): Use it.
6649 (update_conflict_hard_regno_costs): New function.
6650 (assign_hard_reg): Use it.
6651 (ira_color): Allocate and free conflict_allocno_vec.
6653 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6657 * ira-int.h (ira_sort_insn_chain): Remove.
6659 * ira.c (basic_block_order_nums, chain_insn_order,
6660 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6661 (ira): Don't call ira_sort_insn_chain.
6663 * reload1.c (reload): Don't call ira_sort_insn_chain.
6665 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6668 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6669 which become non throw.
6670 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6671 update_call_expr after updating the flags on the decl.
6673 2008-09-03 Jan Hubicka <jh@suse.cz>
6675 PR tree-optimization/37315
6676 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6677 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6678 (cgraph_analyze_functions): Use node->analyzed
6679 (cgraph_mark_functions_to_output): Likewise.
6680 (cgraph_expand_function): All functions can be released after
6682 (cgraph_optimize): Use gimple_has_body_p.
6683 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6684 (cgraph_decide_inlining_incrementally): Likewise.
6685 (inline_transform): Inline transform.
6686 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6688 (inlinable_function_p): Drop gimple_body check.
6689 (expand_call_inline): Use gimple_has_body_p.
6690 * gimple.c (gimple_has_body_p): New.
6691 * gimple.h (gimple_has_body_p): Add prototype.
6692 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6693 (dump_function_to_file): Use gimple_has_body_p check.
6695 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6698 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6700 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6702 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6704 From Michael Frysinger <michael.frysinger@analog.com>
6705 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6706 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6709 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6712 * doc/extend.texi: Document picoChip builtin functions.
6713 * doc/invoke.texi: Document picoChip options.
6714 * doc/contrib.texi: Add picoChip contribution.
6715 * doc/md.texi: Document picoChip constraints.
6716 * config.gcc: Add picochip-*-*.
6717 * config/picochip/: Add new port.
6719 2008-09-03 Richard Guenther <rguenther@suse.de>
6721 PR tree-optimization/37328
6722 * tree-sra.c (sra_build_assignment): Gimplify properly.
6723 (generate_copy_inout): Take the correct stmt as definition,
6724 remove bogus assert.
6726 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6728 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6731 From Michael Frysinger <michael.frysinger@analog.com>
6732 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6734 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6736 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6737 (__gthread_setspecific): Revert 2008-08-31 change to
6738 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6740 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6742 * diagnostic.c (error_at): New.
6743 * toplev.h (error_at): New prototype.
6744 * c-typeck.c (build_array_ref): Call error_at instead of error.
6745 Pass location to pedwarn.
6747 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6749 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6751 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6753 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6754 VAR_DECL and CONST_DECL.
6756 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6757 Jakub Jelinek <jakub@redhat.com>
6759 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6760 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6761 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6762 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6763 Don't set ix86_save_varrargs_registers.
6764 (ix86_setup_incoming_varargs): Assume cum != NULL.
6765 (ix86_va_start): Check ix86_varargs_gpr_size and
6766 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6767 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6768 from frame pointer if ix86_varargs_gpr_size == 0.
6769 (ix86_compute_frame_layout): Updated.
6770 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6771 (ix86_varargs_gpr_size): Define.
6772 (ix86_varargs_fpr_size): Likewise.
6773 (machine_function): Remove save_varrargs_registers.
6774 Add varargs_gpr_size and varargs_fpr_size.
6776 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6778 * config/alpha/alpha.c (va_list_skip_additions,
6779 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6780 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6783 PR tree-optimization/36766
6784 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6785 for already removed basic blocks.
6788 * real.c (real_maxval): Clear a lower bit to make real_maxval
6789 match get_max_float for IBM long double format.
6791 2008-09-02 Andreas Schwab <schwab@suse.de>
6793 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6794 * configure: Regenerate.
6796 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6798 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6799 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6800 checking for a non-VOID CONSTANT_P.
6802 2008-09-02 Jan Hubicka <jh@suse.cz>
6804 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6805 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6808 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6810 * expr.c (emit_group_store): Don't assert stack temp mode size.
6812 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6813 Tobias Grosser <grosser@fim.uni-passau.de>
6814 Jan Sjodin <jan.sjodin@amd.com>
6815 Harsha Jagasia <harsha.jagasia@amd.com>
6816 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6817 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6818 Adrien Eliche <aeliche@isty.uvsq.fr>
6820 Merge from graphite branch.
6823 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6824 * doc/invoke.texi (-floop-block, -floop-interchange,
6825 -floop-strip-mine): Document new flags.
6826 * tree-into-ssa.c (gimple_vec): Moved...
6827 * tree-loop-distribution.c (rdg_component): Moved...
6828 * cfgloopmanip.c: Include tree-flow.h.
6829 (update_dominators_in_loop): New.
6830 (create_empty_if_region_on_edge): New.
6831 (create_empty_loop_on_edge): New.
6832 (loopify): Use update_dominators_in_loop.
6833 * tree-pass.h (pass_graphite_transforms): Declared.
6834 * configure: Regenerate.
6835 * tree-phinodes.c (make_phi_node): Export.
6836 (add_phi_node_to_bb): New, split from create_phi_node.
6837 * tree-chrec.c (for_each_scev_op): New.
6838 * tree-chrec.h (for_each_scev_op): Declared.
6839 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6840 (remove_statement): Call get_phi_with_result.
6841 * config.in (HAVE_cloog): Undef.
6842 * gdbinit.in (pgg): New.
6843 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6844 * tree-ssa-loop.c (graphite_transforms): New.
6845 (gate_graphite_transforms): New.
6846 (pass_graphite_transforms): New.
6847 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6848 HAVE_cloog): Defined.
6849 * tree-vectorizer.c (rename_variables_in_bb): Export.
6850 * tree-data-ref.c (dr_may_alias_p): Export.
6851 (stmt_simple_memref_p): New.
6852 (find_data_references_in_stmt): Export.
6853 (find_data_references_in_loop): Export.
6854 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6855 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6856 (create_rdg_vertices): Export.
6857 (build_empty_rdg): New.
6858 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6859 * tree-data-ref.h (rdg_component): ... here.
6861 (struct data_reference): Add a field scop.
6863 (find_data_references_in_loop): Declared.
6864 (find_data_references_in_stmt): Declared.
6865 (create_rdg_vertices): Declared.
6866 (dr_may_alias_p): Declared.
6867 (stmt_simple_memref_p): Declared.
6868 (struct rdg_edge): Add a field ddr_p relation.
6869 (build_empty_rdg): Declared.
6870 * lambda.h (lambda_matrix): Declare a VEC of.
6871 (find_induction_var_from_exit_cond): Declared.
6872 (lambda_vector_compare): New.
6873 * common.opt (fgraphite, floop-strip-mine,
6874 floop-interchange, floop-block): New flags.
6875 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6876 * cfgloop.c (is_loop_exit): New.
6877 * cfgloop.h (is_loop_exit): Declared.
6878 (create_empty_if_region_on_edge): Declared.
6879 (create_empty_loop_on_edge): Declared.
6880 * tree-flow.h (add_phi_node_to_bb): Declared.
6881 (make_phi_node): Declared.
6882 (rename_variables_in_bb): Declared.
6883 (perfect_loop_nest_depth): Declared.
6884 (graphite_transform_loops): Declared.
6885 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6886 (graphite.o-warn): Add -Wno-error.
6887 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6888 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6889 (INCLUDES): Add PPLINC, CLOOGINC.
6890 (OBJS-common): Add graphite.o.
6891 (graphite.o): Add rule.
6892 * gimple.h (gimple_vec): ... here.
6893 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6894 * passes.c (init_optimization_passes): Schedule
6895 pass_graphite_transforms.
6897 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6900 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6901 and -fno-toplevel-reorder after handle_options.
6903 2008-09-02 Paul Brook <paul@codesourcery.com>
6905 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6906 (arm_override_options): Set arm_tune_cortex_a9.
6907 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6908 (arm_issue_rate): Handle cortexa9.
6909 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6910 * config/arm/arm-cores.def: Add cortex-a9.
6911 * config/arm/arm-tune.md: Regenerate.
6912 * config/arm/arm.md: Include cortex-a9.md.
6913 (generic_sched, generic_vfp): Add cortexa9.
6914 * config/arm/cortex-a9.md: New file.
6916 2008-09-02 Richard Guenther <rguenther@suse.de>
6918 PR tree-optimization/37327
6919 * tree-vrp.c (register_new_assert_for): Make sure to not have
6920 TREE_OVERFLOW set on the bound.
6922 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6924 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6926 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6927 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6930 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6932 * gcc/config/spu/spu.md (divdf3): Removed.
6934 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6936 PR tree-optimization/37095
6937 * cgraph.c (cgraph_node): When creating new cgraph node after
6938 assembler_name_hash has been populated, record it in the hash
6941 2008-09-01 Paul Brook <paul@codesourcery.com>
6943 * doc/invoke.texi: Document -mword-relocations.
6944 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6945 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6946 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6947 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6948 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6949 (arm_emit_movpair): New function.
6950 (arm_print_operand <c>): Handle sybolic addresses.
6951 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6952 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6953 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6954 * config/arm/arm.opt: Add -mword-relocations.
6955 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6956 (arm_movt, arm_movw): New.
6958 2008-09-01 Paul Brook <paul@codesourcery.com>
6960 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6961 Allow Interworking on ARMv4 EABI based targets.
6962 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6963 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6965 2008-09-01 Paul Brook <paul@codesourcery.com>
6967 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6968 optimized LT0 test. Remove optimization for GT.
6970 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6972 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6973 openmp applications.
6974 * pa-hpux11.h (LIB_SPEC): Likewise.
6976 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6979 2008-09-01 Jan Hubicka <jh@suse.cz>
6981 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6982 present, use only counts; when guessed use only frequencies.
6983 (estimate_bb_frequencies): Use function_frequency.
6984 * profile.c (compute_branch_probabilities): Exit early when
6985 profile reading failed. Set profile_status.
6986 (branch_prob): Do not set profile_status.
6988 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6990 * tree.c (protected_set_expr_location): New.
6991 * tree.h (protected_set_expr_location): New prototype.
6992 * c-tree.h (build_array_ref): Add argument.
6993 (parser_build_unary_op): Same.
6994 * c-typeck.c (build_indirect_ref): Handle new location argument.
6995 (build_array_ref): Same.
6996 (parser_build_unary_op): Same.
6997 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6999 * c-omp.c (c_finish_omp_atomic): Pass location when calling
7001 * c-common.c (finish_label_address_expr): Handle new location argument.
7002 * c-common.h (build_indirect_ref): Add argument.
7003 (finish_label_address_expr): Same.
7004 * c-parser.c (c_parser_unary_expression): Pass location to build
7006 (c_parser_postfix_expression): Same.
7008 2008-09-01 Paul Brook <paul@codesourcery.com>
7010 * config/arm/arm.md: Include cortex-r4f.md.
7011 (attr fpu): Update type list.
7012 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
7013 fconstd, fcmps and fcmpd.
7014 (attr tune_cortexr4): Define.
7015 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
7016 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
7017 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
7018 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
7019 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7020 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7021 cortex_a8_vfp_farith: Ditto.
7022 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7023 * config/arm/cortex-r4.md: Use tune_cortexr4.
7024 * config/arm/cortex-r4f.md: New file.
7026 2008-09-01 Richard Guenther <rguenther@suse.de>
7028 PR tree-optimization/37305
7029 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7030 the result of constant conversions.
7031 (fold_gimple_assign): Likewise.
7033 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7035 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7036 #ifdef ENABLE_CHECKING.
7038 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7040 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7041 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7042 when !INSN_SCHEDULING.
7044 2008-09-01 Andreas Schwab <schwab@suse.de>
7046 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7048 2008-09-01 Paul Brook <paul@codesourcery.com>
7050 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7052 2008-09-01 Jan Hubicka <jh@suse.cz>
7054 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7056 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7058 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7059 * gimplify.c (gimplify_init_constructor): Add speed operand.
7060 * tree-sra.c (decide_block_copy): Likewise.
7061 * tree-inline.c (estimate_move_cost): Likewise.
7062 * config/alpha/alpha.h (MOVE_RATIO): Update.
7063 * config/frv/frv.c (MOVE_RATIO): Update.
7064 * config/spu/spu.h (MOVE_RATIO): Update.
7065 * config/sparc/sparc.h (MOVE_RATIO): Update.
7066 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7067 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7068 * config/cris/cris.h (MOVE_RATIO): Update.
7069 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7070 * config/arm/arm.h (MOVE_RATIO): Update.
7071 * config/pa/pa.md: Update uses of MOVE_RATIO
7072 * config/pa/pa.h (MOVE_RATIO): Update.
7073 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7074 CLEAR_RATIO, SET_RATIO): Update.
7075 * config/h8300/h8300.h (MOVE_RATIO): Update.
7076 * config/v850/v850.h (MOVE_RATIO): Update.
7077 * config/bfin/bfin.h (MOVE_RATIO): Update.
7079 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7080 Dmitry Melnik <dm@ispras.ru>
7081 Dmitry Zhurikhin <zhur@ispras.ru>
7082 Alexander Monakov <amonakov@ispras.ru>
7083 Maxim Kuvyrkov <maxim@codesourcery.com>
7085 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7086 sel-sched-dump.c, sel-sched-ir.c: New files.
7087 * Makefile.in (OBJS-common): Add selective scheduling object files.
7088 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7089 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7090 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7091 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7092 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7093 (make_forwarder_block): Update loop latch if we have redirected
7094 the loop latch edge.
7095 * cfgloop.c (get_loop_body_in_custom_order): New function.
7096 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7097 (CP_FALLTHRU_PREHEADERS): Likewise.
7098 (get_loop_body_in_custom_order): Declare.
7099 * cfgloopmanip.c (has_preds_from_loop): New.
7100 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7101 Assert that the preheader edge will be fall thru when it is set.
7102 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7103 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7104 fsel-sched-substitution, fselective-scheduling): New flags.
7105 * cse.c (hash_rtx_cb): New.
7107 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7108 sel_sched_insn_cnt): New counters.
7109 * final.c (compute_alignments): Export. Free dominance
7110 info after loop_optimizer_finalize.
7111 * genattr.c (main): Output maximal_insn_latency prototype.
7112 * genautomata.c (output_default_latencies): New.
7113 Factor its code from ...
7114 (output_internal_insn_latency_func): ... here.
7115 (output_internal_maximal_insn_latency_func): New.
7116 (output_maximal_insn_latency_func): New.
7117 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7118 (struct hard_reg_set_iterator): New.
7119 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7120 hard_reg_set_iter_next): New functions.
7121 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7122 * lists.c (remove_free_INSN_LIST_node,
7123 remove_free_EXPR_LIST_node): New functions.
7124 * loop-init.c (loop_optimizer_init): When
7125 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7126 calling create_preheaders.
7127 (loop_optimizer_finalize): Do not verify flow info after reload.
7128 * recog.c (validate_replace_rtx_1): New parameter simplify.
7129 Default it to true. Update all uses. Factor out simplifying
7131 (simplify_while_replacing): ... this new function.
7132 (validate_replace_rtx_part,
7133 validate_replace_rtx_part_nosimplify): New.
7134 * recog.h (validate_replace_rtx_part,
7135 validate_replace_rtx_part_nosimplify): Declare.
7136 * rtl.c (rtx_equal_p_cb): New.
7137 (rtx_equal_p): Use it.
7138 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7139 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7140 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7141 * vecprim.h: Add a vector type for unsigned int.
7142 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7143 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7144 ready_try, cycle_issued_insns, spec_info): Make global.
7145 (readyp): Initialize.
7146 (dfa_lookahead): New global variable.
7147 (old_max_uid, old_last_basic_block): Remove.
7148 (h_i_d): Make it a vector.
7149 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7151 (after_recovery, adding_bb_to_current_region_p):
7152 New variables to handle correct insertion of the recovery code.
7153 (struct ready_list): Move declaration to sched-int.h.
7154 (rgn_n_insns): Removed.
7155 (rtx_vec_t): Move to sched-int.h.
7156 (find_insn_reg_weight): Remove.
7157 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7158 (haifa_init_h_i_d, haifa_finish_h_i_d):
7159 New functions to initialize / finalize haifa instruction data.
7160 (extend_h_i_d, init_h_i_d): Rewrite.
7161 (unlink_other_notes): Move logic to add_to_note_list. Handle
7162 selective scheduler.
7163 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7164 find_fallthru_edge): Make global, remove static prototypes.
7165 (max_issue): Make global. Add privileged_n and state parameters. Use
7167 (extend_global, extend_all): Removed.
7168 (init_before_recovery): Add new param. Fix the handling of the case
7169 when we insert a recovery code before the EXIT which has a predecessor
7170 with a fallthrough edge to it.
7171 (create_recovery_block): Make global. Rename to
7172 sched_create_recovery_block. Update.
7173 (change_pattern): Rename to sched_change_pattern. Make global.
7174 (speculate_insn): Rename to sched_speculate_insn. Make global.
7175 Split haifa-specific functionality into ...
7176 (haifa_change_pattern): New static function.
7177 (sched_extend_bb): New static function.
7178 (sched_init_bbs): New function.
7179 (current_sched_info): Change type to struct haifa_sched_info.
7180 (insn_cost): Adjust for selective scheduling.
7181 (dep_cost_1): New function. Move logic from ...
7182 (dep_cost): ... here.
7183 (dep_cost): Use dep_cost_1.
7184 (contributes_to_priority_p): Use sched_deps_info instead of
7186 (priority): Adjust to work with selective scheduling. Process the
7187 corner case when all dependencies don't contribute to priority.
7188 (rank_for_schedule): Use ds_weak instead of dep_weak.
7189 (advance_state): New function. Move logic from ...
7190 (advance_one_cycle): ... here.
7191 (add_to_note_list, concat_note_lists): New functions.
7192 (rm_other_notes): Make static. Adjust for selective scheduling.
7193 (remove_notes, restore_other_notes): New functions.
7194 (move_insn): Add two arguments. Update assert. Don't call
7196 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7197 Remove more_issue, max_points. Move the code to initialize
7198 max_lookahead_tries to max_issue.
7199 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7200 ready. Adjust use of move_insn. Call restore_other_notes.
7202 (sched_init, sched_finish): Move Haifa-specific initialization/
7204 (haifa_sched_init, haifa_sched_finish): ... respectively.
7206 (setup_sched_dump): New function.
7207 (haifa_init_only_bb): New static function.
7208 (haifa_speculate_insn): New static function.
7209 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7210 (extend_ready, extend_all): Remove.
7211 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7212 (create_check_block_twin, add_to_speculative_block): Use
7213 haifa_insns_init instead of extend_global. Update to use new
7214 initialization functions. Change parameter. Factor out code from
7215 create_check_block_twin to ...
7216 (sched_create_recovery_edges) ... this new function.
7217 (add_block): Remove.
7218 (sched_scan_info): New.
7219 (extend_bb): Use sched_scan_info.
7220 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7221 static functions for walking through scheduling region.
7222 (sched_luids): New vector variable to replace uid_to_luid.
7223 (luids_extend_insn): New function.
7224 (sched_max_luid): New variable.
7225 (luids_init_insn): New function.
7226 (sched_init_luids, sched_finish_luids): New functions.
7227 (insn_luid): New debug function.
7228 (sched_extend_target): New function.
7229 (haifa_init_insn): New static function.
7230 (sched_init_only_bb): New hook.
7231 (sched_split_block): New hook.
7232 (sched_split_block_1): New function.
7233 (sched_create_empty_bb): New hook.
7234 (sched_create_empty_bb_1): New function.
7235 (common_sched_info, ready): New global variables.
7236 (current_sched_info_var): Remove.
7237 (move_block_after_check): Use common_sched_info.
7238 (haifa_luid_for_non_insn): New static function.
7239 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7240 (increase_insn_priority): New.
7241 * modulo-sched.c: (issue_rate): Remove static declaration.
7242 (sms_sched_info): Change type to haifa_sched_info.
7243 (sms_sched_deps_info, sms_common_sched_info): New variables.
7244 (setup_sched_infos): New.
7245 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7246 Do not call regstat_free_calls_crossed.
7247 (sms_print_insn): Use const_rtx.
7248 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7249 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7250 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7251 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7252 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7253 current_sched_info to use it.
7254 (enum reg_pending_barrier_mode): Move to sched-int.h.
7255 (h_d_i_d): New variable. Initialize to NULL.
7256 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7258 (estimate_dep_weak): Remove static declaration.
7259 (sched_has_condition_p): New function. Adjust users of
7260 sched_get_condition to use it instead.
7261 (conditions_mutex_p): Add arguments indicating which conditions are
7263 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7264 argument to indicate whether returned condition is reversed. Do not
7265 generate new rtx when condition should be reversed; indicate it by
7266 setting new argument instead.
7267 (add_dependence_list_and_free): Add deps parameter.
7268 Update all users. Do not free dependence list when
7269 deps context is readonly.
7270 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7272 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7273 (remove_from_deps): New. Use the above functions.
7274 (cur_insn, can_start_lhs_rhs_p): New static variables.
7275 (add_or_update_back_dep_1): Initialize present_dep_type.
7276 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7277 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7278 haifa_note_dep): New functions implementing dependence hooks for
7279 the Haifa scheduler.
7280 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7281 note_dep): New functions.
7282 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7284 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7285 (free_deps): Initialize deps->reg_last.
7286 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7287 sched_analyze_insn): Update to use dependency hooks infrastructure
7288 and readonly contexts.
7289 (deps_analyze_insn): New function. Move part of logic from ...
7290 (sched_analyze): ... here. Also move some logic to ...
7291 (deps_start_bb): ... here. New function.
7292 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7294 (sched_deps_init): New function. Move code from ...
7295 (init_dependency_caches): ... here. Remove.
7296 (init_deps_data_vector): New.
7297 (sched_deps_finish): New function. Move code from ...
7298 (free_dependency_caches): ... here. Remove.
7299 (init_deps_global, finish_deps_global): Adjust for use with
7300 selective scheduling.
7301 (get_dep_weak): Move logic to ...
7302 (get_dep_weak_1): New function.
7303 (ds_merge): Move logic to ...
7304 (ds_merge_1): New static function.
7305 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7306 (ds_get_max_dep_weak): New function.
7307 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7308 (n_insns): Rename to rgn_n_insns.
7309 (debug_ebb_dependencies): New function.
7310 (init_ready_list): Use it.
7311 (begin_schedule_ready): Use sched_init_only_bb.
7312 (ebb_print_insn): Indicate when an insn starts a new cycle.
7313 (contributes_to_priority, compute_jump_reg_dependencies,
7314 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7315 (add_block1): Remove to ebb_add_block.
7316 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7317 (schedule_ebb): Initialize them. Use remove_notes instead of
7318 rm_other_notes. Use haifa_local_init/finish.
7319 (schedule_ebbs): Use haifa_sched_init/finish.
7320 * sched-int.h: Include vecprim.h, remove rtl.h.
7321 (struct ready_list): Delete declaration.
7322 (sched_verbose_param, enum sched_pass_id_t,
7323 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7324 (struct sched_scan_info_def): New structure.
7325 (sched_scan_info, sched_scan, sched_init_bbs,
7326 sched_init_luids, sched_finish_luids, sched_extend_target,
7327 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7328 (struct common_sched_info_def): New.
7329 (common_sched_info, haifa_common_sched_info,
7330 sched_emulate_haifa_p): Declare.
7332 (sched_luids): Declare.
7333 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7334 (sched_max_luid, insn_luid): Declare.
7335 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7336 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7337 print_insn, print_pattern, print_value, haifa_classify_insn,
7338 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7339 setup_sched_dump, sched_init, sched_finish,
7340 sel_insn_is_speculation_check): Export.
7341 (struct ready_list): Move from haifa-sched.c.
7342 (ready_try, ready, max_issue): Export.
7343 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7344 sched_init_only_bb, sched_split_block, sched_split_block_1,
7345 sched_create_empty_bb, sched_create_empty_bb_1,
7346 sched_create_recovery_block, sched_create_recovery_edges): Export.
7347 (enum reg_pending_barrier_mode): Export.
7348 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7350 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7351 print_insn field. Move add_block and fix_recovery_cfg to
7352 common_sched_info_def. Move compute_jump_reg_dependencies,
7354 (struct sched_deps_info_def): ... this new structure.
7355 (sched_deps_info): Declare.
7356 (struct spec_info_def): Remove weakness_cutoff, add
7357 data_weakness_cutoff and control_weakness_cutoff.
7358 (spec_info): Declare.
7359 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7361 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7362 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7363 (current_sched_info): Change type to struct haifa_sched_info.
7364 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7365 (h_d_i_d): New variable.
7366 (HDID): New accessor macro.
7367 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7368 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7370 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7371 (enum SCHED_FLAGS): Update for selective scheduler.
7372 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7373 (init_dependency_caches, free_dependency_caches): Delete declarations.
7374 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7375 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7376 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7377 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7378 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7380 (rm_other_notes): Delete declaration.
7381 (schedule_block): Remove one argument.
7382 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7383 ready_element, ready_lastpos, sched_extend_ready_list,
7384 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7385 concat_note_lists): Export.
7386 (struct region): Move from sched-rgn.h.
7387 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7388 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7389 BLOCK_TO_BB, CONTAINING_RGN): Export.
7390 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7391 (current_nr_blocks, current_blocks, target_bb): Likewise.
7392 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7393 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7394 sched_rgn_local_init, extend_regions,
7395 rgn_make_new_region_out_of_new_block, compute_priorities,
7396 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7397 extend_rgns, deps_join rgn_setup_common_sched_info,
7398 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7399 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7400 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7401 increase_insn_priority): Likewise.
7402 * sched-rgn.c: Include sel-sched.h.
7403 (ref_counts): New static variable. Use it ...
7404 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7405 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7406 (sched_is_disabled_for_current_region_p): Delete static declaration.
7407 (struct region): Move to sched-int.h.
7408 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7409 ebb_head): Define and initialize.
7410 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7411 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7412 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7414 (find_single_block_region): Add new argument to indicate that EBB
7415 regions should be constructed.
7416 (debug_live): Delete declaration.
7417 (current_nr_blocks, current_blocks, target_bb):
7418 Remove static qualifiers.
7419 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7421 (init_regions): Delete declaration.
7422 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7423 rgn_estimate_number_of_insns): New.
7424 (too_large): Use estimate_number_of_insns.
7425 (haifa_find_rgns): New. Move the code from ...
7426 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7427 (free_trg_info): New.
7428 (compute_trg_info): Allocate candidate tables here instead of ...
7429 (init_ready_list): ... here.
7430 (rgn_print_insn): Use const_rtx.
7431 (contributes_to_priority, extend_regions): Delete static declaration.
7432 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7433 (add_block1): Rename to rgn_add_block.
7434 (debug_rgn_dependencies): Delete static qualifier.
7435 (new_ready): Use sched_deps_info. Simplify.
7436 (rgn_common_sched_info, rgn_const_sched_deps_info,
7437 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7439 (region_sched_info): Rename to rgn_const_sched_info.
7440 (deps_join): New, extracted from ...
7441 (propagate_deps): ... here.
7442 (compute_block_dependences, debug_dependencies): Update for selective
7444 (free_rgn_deps, compute_priorities): New functions.
7445 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7446 sched_rgn_compute_dependencies): New functions.
7447 (schedule_region): Use them.
7448 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7449 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7451 (schedule_insns): Call new functions that were split out.
7452 (rgn_make_new_region_out_of_new_block): New.
7453 (get_rgn_sched_max_insns_priority): New.
7454 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7455 scheduling when appropriate.
7456 * sched-vis.c: Include insn-attr.h.
7457 (print_value, print_pattern): Make global.
7458 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7459 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7460 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7461 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7462 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7463 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7464 hooks. Initialize them to 0.
7465 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7466 * target.h (struct gcc_target): Add them. Rename gen_check field to
7468 * flags.h (sel_sched_switch_set): Declare.
7469 * opts.c (sel_sched_switch_set): New variable.
7470 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7471 pipelining is disabled from command line.
7472 (common_handle_option): Record whether selective scheduling is
7473 requested from command line.
7474 * doc/invoke.texi: Document new flags and parameters.
7475 * doc/tm.texi: Document new target hooks.
7476 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7478 (dfa_state_size): Do not declare locally.
7479 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7480 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7481 rs6000_alloc_sched_context, rs6000_set_sched_context,
7482 rs6000_free_sched_context): New functions.
7483 (struct _rs6000_sched_context): New.
7484 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7486 (rs6000_sched_finish): Do not run for selective scheduling.
7488 2008-08-31 Jan Hubicka <jh@suse.cz>
7490 * frv.c (frv_rtx_costs): Update forward declaration.
7491 * spu.c (spu_rtx_costs): Likewise.
7492 * pdp11.c: Include df.h
7493 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7494 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7495 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7496 * iq2000.c (iq2000_address_cost): Add speed argument.
7497 (iq2000_rtx_costs): Likewise.
7498 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7499 update call of mn10300_address_cost.
7500 * mcore.c: Include df.h
7501 (mcore_rtx_costs): Update prototype.
7502 * score3.c: Include df.h
7503 (score3_rtx_costs): Remove speed argument.
7504 * score7.c: Include df.h
7505 (score7_address_cost): Remove speed argument.
7506 * score-protos.h (score_address_cost): Update prototype.
7507 * score.c: Include df.h
7508 (score_rtx_costs): Update call of costs functions.
7509 * v850.c (v850_rtx_costs): Add bool argument.
7511 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7513 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7515 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7517 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7518 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7520 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7522 * mkmap-flat.awk: Add option pe_dll.
7523 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7524 * config/i386/t-cygwin (SHLIB_LC): Add.
7525 * config/i386/t-mingw32 (SHLIB_LC): Add.
7526 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7527 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7528 (LINK_SPEC): Support libgcc_s.
7529 (LIBGCC_SPEC): Support libgcc_s.
7530 (LIBGCC_SONAME): New.
7532 2008-08-31 Jan Hubicka <jh@suse.cz>
7534 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7535 mistakely had old version of patch.
7537 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7538 (ipcp_estimate_growth): New.
7539 (ipcp_insert_stage): Use ipcp_estimate_growth.
7540 * profile.c (branch_prob): When reading failed, do not consider
7543 2008-08-31 Jan Hubicka <jh@suse.cz>
7545 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7546 loop is optimized for speed.
7548 2008-08-31 Richard Guenther <rguenther@suse.de>
7551 * fold-const.c (fold_binary): Retain conversions in folding
7554 2008-08-31 Jan Hubicka <jh@suse.cz>
7556 * postreload-gcse.c (eliminate_partially_redundant_loads):
7557 Use optimize_bb_for_size_p.
7558 * predict.c (maybe_hot_frequency_p): Make inline.
7559 (maybe_hot_count_p): Break out from ...
7560 (maybe_hot_bb_p): ... this one.
7561 (maybe_hot_edge_p): Simplify.
7562 * basic-block.h (probably_cold_bb_p): Remove.
7564 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7567 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7569 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7570 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7571 Also split V4SFmode.
7572 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7575 2008-08-31 Jan Hubicka <jh@suse.cz>
7577 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7579 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7581 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7584 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7587 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7588 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7590 2008-08-31 Jan Hubicka <jh@suse.cz>
7592 * sparc.h (BRANCH_COST): Fix macro definition.
7593 * avr.c (avr_operand_rtx_cost): Add speed argument.
7594 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7596 2008-08-31 Richard Guenther <rguenther@suse.de>
7598 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7599 types instead of operands. Re-instantiate verifying of
7600 binary expression operands.
7602 2008-08-30 Jan Hubicka <jh@suse.cz>
7604 * fwprop.c (should_replace_address): Add speed attribute.
7605 (PR_OPTIMIZE_FOR_SPEED): New flag.
7606 (propagate_rtx_1): Use it.
7607 (propagate_rtx): Set it.
7608 (try_fwprop_subst): Update call of rtx_costs.
7609 (forward_propagate_and_simplify): LIkewise.
7610 * hooks.c (hook_int_rtx_bool_0): New
7611 (hook_bool_rtx_int_int_intp_false): Replace by ...
7612 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7613 * hooks.h (hook_int_rtx_bool_0): New
7614 (hook_bool_rtx_int_int_intp_false): Replace by ...
7615 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7616 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7617 (prepare_cmp_insn): UPdate call of rtx_cost.
7618 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7619 (reload_cse_simplify_operands): Update call of rtx_cost.
7620 (reload_cse_move2add): call of rtx_cost.
7621 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7622 * rtlanal.c (rtx_cost): Add speed argument.
7623 (address_cost): Add speed argument
7624 (default_address_cost): Likewise.
7625 (insn_rtx_cost): Likewise.
7626 * cfgloopanal.c (seq_cost): Add speed argument.
7627 (target_reg_cost, target_spill_cost): Turn to array.
7628 (init_set_costs): Update for speed.
7629 (estimate_reg_pressure_cost): Add speed argument.
7630 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7631 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7632 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7633 (seq_cost): Add speed argument.
7634 (computation_cost): Add speed arugment.
7635 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7636 (force_expr_to_var_cost): Update for profile info.
7637 (force_var_cost): Likewise.
7638 (split_address_cost): Likewise.
7639 (ptr_difference_cost): Likewise.
7640 (difference_cost): Likewise.
7641 (get_computation_cost_at): Likewise.
7642 (determine_iv_cost): Likewise.
7643 (ivopts_global_cost_for_size): Likewise.
7644 (rewrite_use_address): Likewise.
7645 (tree_ssa_iv_optimize_loop): Initialize speed field.
7646 * cse.c (optimize_this_for_speed_p): New static var.
7647 (notreg_cost): Update call of rtx_cost.
7648 (cse_extended_basic_block): set optimize_this_for_speed_p.
7649 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7650 (noce_try_cmove_arith): Likewise.
7651 (noce_try_sign_mask): LIkewise.
7652 * expr.c (compress_float_constant): Update rtx_cost calls.
7653 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7655 (addr_to_parts): Likewise.
7656 (create_mem_ref): Likewise.
7657 * dse.c (find_shift_sequence): Add speed argument.
7658 (replace_read): Update call.
7659 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7660 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7661 * neg_cost, shift_cost, shiftadd_cost,
7662 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7663 mul_highpart_cost): Increase dimension.
7664 (init_expmed): Initialize for both size and speed.
7665 (expand_shift): Use profile.
7666 (synth_mult): Use profile.
7667 (choose_mult_variant): Use profile.
7668 (expand_mult): Use profile.
7669 (expand_mult_highpart_optab): Use profile.
7670 (expand_mult_highpart): Use profile.
7671 (expand_smod_pow2): Use profile.
7672 (expand_divmod): Use profile.
7673 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7675 * loop-invariant.c (create_new_invariant): Use profile.
7676 (gain_for_invariant): Add speed parameter.
7677 (best_gain_for_invariant): Likewise.
7678 (find_invariants_to_move): Likewise.
7679 (move_single_loop_invariants): Set it.
7680 * target-def.h (TARGET_RTX_COSTS): Use hook.
7681 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7682 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7683 * output.h (default_address_cost): Update prototype.
7684 * combine.c (optimize_this_for_speed_p): New static var.
7685 (combine_validate_cost): Update call of rtx_cost.
7686 (combine_instructions): Set optimize_this_for_speed_p.
7687 (expand_compound_operation): Update call of rtx_cost.
7688 (make_extraction):Update call of rtx_cost.
7689 (force_to_mode):Update call of rtx_cost.
7690 (distribute_and_simplify_rtx):Update call of rtx_cost.
7691 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7692 (estimate_reg_pressure_cost): Update prototype.
7693 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7694 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7696 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7697 (alpha_rtx_costs): Update.
7698 * config/frv/frv.c (frv_rtx_costs): Update.
7699 * config/s390/s390.c (s390_rtx_costs): Update.
7700 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7701 (m32c_rtx_costs): Update.
7702 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7703 (spu_rtx_costs): Update.
7704 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7705 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7706 * config/i386/i386.c (:ix86_address_cost): Update.
7707 (ix86_rtx_costs): Update.
7708 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7709 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7710 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7711 * config/crx/crx.c (crx_address_cost): Update.
7712 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7713 * config/stormy16/stormy16.c
7714 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7715 * config/m68hc11/m68hc11.c
7716 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7717 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7718 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7720 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7722 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7723 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7724 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7725 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7726 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7727 (mcore_rtx_costs): update.
7728 * config/score/score3.c (score3_rtx_costs): Update.
7729 * config/score/score7.c (score7_rtx_costs): Update.
7730 * config/score/score3.h (score3_rtx_costs):Update.
7731 * config/score/score7.h (score7_rtx_costs): Update.
7732 * config/score/score.c (score_rtx_costs): Update.
7733 * config/arm/arm.c (arm_address_cost): Update.
7734 (arm_rtx_costs_1): Update.
7735 (arm_rtx_costs_1): Update.
7736 (arm_size_rtx_costs): Update.
7737 (arm_size_rtx_costs): Update.
7738 (arm_size_rtx_costs): Update.
7739 (arm_xscale_rtx_costs): Update.
7740 (arm_thumb_address_cost): Update.
7741 * config/pa/pa.c (hppa_address_cost): Update.
7742 * config/mips/mips.c (mips_rtx_costs): Update.
7743 * config/vax/vax.c (vax_address_cost): Update.
7744 * config/h8300/h8300.c (h8300_shift_costs): Update.
7745 (h8300_rtx_costs): Update.
7746 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7747 (v850_rtx_costs): Update.
7748 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7749 * config/bfin/bfin.c
7750 (bfin_address_cost): Update.
7751 (bfin_rtx_costs): Update.
7752 * stmt.c (lshift_cheap_p): Update.
7754 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7757 * expmed.c (extract_bit_field_1): Check the mode size to make
7758 sure the vector modes have the same size.
7760 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7762 * dojump.c (top level): Include basic-block.h to declare
7763 optimize_insn_for_speed_p
7765 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7767 * opts.h (CL_SAVE): New option class for marking options that are
7768 target specific options usable in the target attribute.
7769 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7771 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7772 can easily find the target specific options that are safe to use
7773 in the attribute or pragma.
7775 * attribs.c (decl_attributes): Change #pragma GCC option to
7776 #pragma GCC target, and attribute((option(...))) to
7777 attribute((target(...))).
7779 * doc/extend.texi (target attribute): Change from option
7780 attribute. Delete push/pop/reset.
7781 (#pragma GCC target): Change from #pragma GCC option. Delete
7783 (#pragma GCC push_options): Document new pragma.
7784 (#pragma GCC pop_options): Document new pragma.
7785 (#pragma GCC reset_options): Document new pragma.
7787 * targhooks.c (default_target_option_valid_attribute_p): Add
7788 warning about port not supporting target attributes.
7789 (default_target_option_pragma_parse): New function, warn about
7790 #pragma GCC target not being supported.
7792 * targhooks.h (default_target_option_pragma_parse): Add
7795 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7796 TI_CURRENT_OPTION_PRAGMA.
7797 (current_target_pragma): Rename from current_option_pragma.
7799 * target.h: (struct target_option): Delete booleans for changing
7800 the optimization level on hot/cold functions. Change signature of
7801 pragma_parse hook to take a second tree.
7803 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7805 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7806 that the declaration is done at global scope.
7808 * langhooks.c (add_builtin_function_common): Move most of the code
7809 from add_builtin_function here, calling the hook passed in.
7810 (add_builtin_function): Call add_builtin_function_common with
7811 standard builtin hook.
7812 (add_builtin_function_ext_scope): New function to add builtins to
7815 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7817 (add_builtin_function_ext_scope): Add declaration.
7819 * c-pragma.c (handle_pragma_target): Rename from
7820 handle_pragma_option, #pragma GCC option is now #pragma GCC
7821 target. Move warning about port not supporting target options to
7822 default pragma parse hook. Remove push/pop/reset from this
7824 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7825 (option_stack): Delete static variable.
7826 (optimize_stack): Ditto.
7827 (optons_stack): New stack of saved target and optimization
7829 (handle_pragma_push_options): New function to handle pushing both
7830 target and optimization options.
7831 (handle_pragma_pop_options): New function to handle popping both
7832 target and optimization options.
7833 (handle_pragma_reset_options): New function to handle resetting
7834 both target and optimization options to their initial state.
7835 (init_pragma): Rename handle_pragma_option to
7836 handle_pragma_target. Add support for push_options, pop_options,
7837 and reset_options pragmas.
7839 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7840 default_target_option_pragma_parse.
7841 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7842 default_target_option_valid_attribute_p.
7843 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7844 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7845 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7846 optimization level on hot/cold functions.
7848 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7849 if the caller and callee have different optimization levels.
7851 * c-common.c (handle_target_attribute): Rename from
7852 handle_option_attribute, attribute((option(...))) is now
7853 attribute((target(...))). Move warning if the port does not
7854 support target attributes to the default hook.
7855 (handle_hot_attribute): Delete code to change the optimization
7856 level of hot functions.
7857 (handle_cold_attribute): Ditto.
7859 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7860 argument that is the binary tree options to use if there are no
7861 arguments. Call ix86_valid_target_attribute_tree instead of
7862 ix86_valid_option_attribute_tree.
7863 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7864 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7865 ix86_pragma_option_parse.
7867 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7868 Rename from ix86_valid_option_attribute_tree.
7870 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7871 new builtins when the ISA changes.
7872 (ix86_valid_target_attribute_tree): Rename from
7873 ix86_valid_option_attribute_tree. Change callers. If the
7874 function specified optimization options, use those as the starting
7875 point before setting up the target attributes. If the
7876 optimization options were changed in the course of setting the
7877 target attributes, record the new optimization options.
7878 (ix86_valid_target_attribute_tree_inner_p): Rename from
7879 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7880 ix86_add_new_builtins if the ISA changed.
7881 (ix86_valid_target_attribute_p): Rename from
7882 ix86_valid_option_attribute_p. Change callers.
7883 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7884 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7885 as delayed builtin functions.
7886 (struct builtin_isa): New structure to record builtin functions
7887 that should be delayed until the ISA for that function is used.
7888 (ix86_builtins_isa): Change from int to struct to track builtin
7889 functions we want to declare at some point.
7890 (def_builtin): If the front end can delay defining the builtin
7891 functions, don't create builtins for ISAs not part of the default
7893 (def_builtin_const): Ditto.
7894 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7895 __builtin_ia32_pcmov_v2di to be different builtin functions.
7896 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7897 a structure instead of an int.
7898 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7899 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7900 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7901 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7903 * config/ia64/ia64.h
7904 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7905 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7907 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7908 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7909 (LANG_HOOKS_INITIALIZER): Add
7910 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7912 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7915 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7916 the reload address with the index register for SFmode
7917 access with a displacement.
7919 2008-08-30 Jan Hubicka <jh@suse.cz>
7921 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7922 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7923 * dojump.c (do_jump): Likewise.
7924 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7925 (note-if_info): Add BRANCH_COST.
7926 (noce_try_store_flag_constants, noce_try_addcc,
7927 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7928 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7929 find_if_case_2): Use computed branch cost.
7930 * expr.h (BRANCH_COST): Update default.
7931 * predict.c (predictable_edge_p): New function.
7932 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7933 Update BRANCH_COST call.
7934 * basic-block.h (predictable_edge_p): Declare.
7935 * config/alpha/alpha.h (BRANCH_COST): Update.
7936 * config/frv/frv.h (BRANCH_COST): Update.
7937 * config/s390/s390.h (BRANCH_COST): Update.
7938 * config/spu/spu.h (BRANCH_COST): Update.
7939 * config/sparc/sparc.h (BRANCH_COST): Update.
7940 * config/m32r/m32r.h (BRANCH_COST): Update.
7941 * config/i386/i386.h (BRANCH_COST): Update.
7942 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7944 * config/sh/sh.h (BRANCH_COST): Update.
7945 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7946 * config/avr/avr.h (BRANCH_COST): Update.
7947 * config/crx/crx.h (BRANCH_COST): Update.
7948 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7949 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7950 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7951 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7952 * config/ia64/ia64.h (BRANCH_COST): Update.
7953 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7954 * config/arc/arc.h (BRANCH_COST): Update.
7955 * config/score/score.h (BRANCH_COST): Update.
7956 * config/arm/arm.h (BRANCH_COST): Update.
7957 * config/pa/pa.h (BRANCH_COST): Update.
7958 * config/mips/mips.h (BRANCH_COST): Update.
7959 * config/vax/vax.h (BRANCH_COST): Update.
7960 * config/h8300/h8300.h (BRANCH_COST): Update.
7961 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7962 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7963 * doc/tm.texi (BRANCH_COST): Update.
7965 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7968 * config/arm/arm.c (arm_optimization_options): Set
7969 flag_section_anchors to 2 instead of 1 to distinguish it from
7970 -fsection-anchors given explicitely on the command line.
7972 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7974 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7975 final insn of a split.
7977 2008-08-30 Jan Hubicka <jh@suse.cz>
7979 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7980 optimized for speed.
7981 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7982 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7983 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7984 flag_gcse_after_reload_set): New static vars.
7985 (common_handle_option): Enable those flags for profile-use.
7986 (decode_options): Remove optimize_size flags that are handled
7987 on higher granuality.
7988 * tree-vectorizer.c (vectorize_loops): Use
7989 optimize_loop_nest_for_speed_p.
7990 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7991 * tree-predcom.c (tree_predictive_commoning): Use
7992 optimize_loop_for_speed_p.
7993 * varasm.c (assemble_start_function): Use
7994 optimize_function_for_speed_p.
7995 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7996 * predict.c (optimize_loop_for_speed_p): Fix walk.
7998 2008-08-30 Jan Hubicka <jh@suse.cz>
8000 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
8002 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
8003 profile presence locally.
8005 2008-08-29 Joseph Myers <joseph@codesourcery.com>
8008 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
8009 versions before 4.0.
8011 2008-08-29 Jan Hubicka <jh@suse.cz>
8013 * tree-inline.c (insert_init_stmt): Insert sequence even when
8016 2008-08-29 Jeff Law <law@redhat.com>
8018 * mn10300.c (mn10300_secondary_reload_class): We need secondary
8019 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8020 location and class is an FP register.
8022 2008-08-29 Jan Hubicka <jh@suse.cz>
8024 * see.c (see_merge_one_def_extension): Silence used uninitialized
8026 * matrix-reorg.c (check_allocation_function): Likewise.
8027 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8029 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8032 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8033 compute new & and | in type rather than TREE_TYPE (arg0).
8035 * dwarf2out.c (fortran_common): Update comment.
8036 (gen_variable_die): Swap com_die and var_die variables in Fortran
8037 COMMON block handling code.
8039 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8041 * dwarf2out.c (gen_const_die): New function.
8042 (size_of_die, value_format, output_die): Output larger
8043 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8044 (native_encode_initializer): New function.
8045 (tree_add_const_value_attribute): Call it.
8046 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8048 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8049 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8050 TREE_THIS_VOLATILE to add_type_attribute.
8052 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8054 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8057 * dwarf2out.c (loc_by_reference): New function.
8058 (add_location_or_const_value_attribute): Use it.
8061 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8062 as DW_TAG_variable children of DW_TAG_common_block rather than
8063 DW_TAG_member children. Put DW_AT_external to individual
8064 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8066 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8067 loc_descriptor_from_tree_1.
8071 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8072 arguments to imported_module_or_decl.
8073 (debug_nothing_tree_tree): Removed.
8074 (debug_nothing_tree_tree_tree_bool): New prototype.
8075 * debug.c (do_nothing_debug_hooks): Adjust.
8076 (debug_nothing_tree_tree): Removed.
8077 (debug_nothing_tree_tree_tree_bool): New function.
8078 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8079 (gen_variable_die): Put all common vars for the
8080 same COMMON block under one DW_TAG_common_block.
8081 (declare_in_namespace): Return new context_die, for Fortran
8082 return the module DIE instead of adding extra declarations into
8084 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8085 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8086 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8088 (dwarf2out_global_decl): Don't skip Fortran global vars.
8089 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8090 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8091 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8092 DW_TAG_imported_declaration as child of previous
8093 DW_TAG_imported_module.
8094 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8095 * sdbout.c (sdb_debug_hooks): Likewise.
8096 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8098 2008-08-29 Jan Hubicka <jh@suse.cz>
8100 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8102 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8103 * ipa-cp.c (n_cloning_candidates): New static variable.
8104 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8105 (ipcp_print_all_lattices): Improve debug output.
8106 (ipcp_cloning_candidate_p): New function.
8107 (ipcp_initialize_node_lattices): Use it.
8108 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8109 (ipcp_propagate_stage): Prettier debug output.
8110 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8111 (ipcp_print_all_structures): Remove.
8112 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8113 (ipcp_insert_stage): Prettier debug output; call
8114 cgraph_remove_unreachable_nodes before propagating.
8115 (pass_ipa_cp): Schedule function removal pass.
8116 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8118 (cgraph_maybe_hot_edge_p): Move to ...
8119 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8120 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8121 (common_handle_option): Set them; enable ipa-cp when profiling.
8122 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8123 (ipa_print_all_jump_functions): Likewise.
8124 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8125 (ipa_print_node_params, ipa_print_all_params): New.
8126 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8127 ipa_print_all_param_flags): Remove.
8128 (ipa_print_node_params, ipa_print_all_params): New.
8130 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8132 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8133 change from 2008-04-03.
8134 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8136 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8139 * ira-color.c (push_allocnos_to_stack): Truncate
8140 removed_splay_allocno_vec.
8142 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8145 * ira-color (ira_fast_allocation): Don't assign hard registers to
8148 2008-08-29 Jan Hubicka <jh@suse.cz>
8151 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8152 for cold internal loops.
8154 2008-08-29 Richard Guenther <rguenther@suse.de>
8156 * tree-ssa-structalias.c (create_variable_info_for): Do not
8157 create fields for heap vars or vars with a noalias state.
8158 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8161 2008-08-29 Richard Guenther <rguenther@suse.de>
8163 * common.opt (ftree-store-ccp): Mark as preserved for
8164 backward compatibility.
8165 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8166 * tree-pass.h (pass_store_ccp): Remove.
8167 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8168 (first_vdef): Remove declaration.
8169 (get_value_loaded_by): Likewise.
8170 * tree-ssa-ccp.c (do_store_ccp): Remove.
8171 (get_default_value): Simplify as do_store_ccp is always false
8172 now. Do not initialize mem_ref.
8173 (set_value_varying): Likewise.
8174 (canonicalize_float_value): Likewise.
8175 (set_lattice_value): Likewise.
8176 (likely_value): Likewise.
8177 (surely_varying_stmt_p): Likewise.
8178 (ccp_initialize): Likewise.
8179 (ccp_lattice_meet): Likewise.
8180 (ccp_visit_phi_node): Likewise.
8181 (ccp_fold): Likewise.
8182 (evaluate_stmt): Likewise.
8183 (visit_assignment): Likewise.
8184 (ccp_visit_stmt): Likewise.
8185 (execute_ssa_ccp): Fold into ...
8186 (do_ssa_ccp): ... this.
8187 (do_ssa_store_ccp): Remove.
8188 (gate_store_ccp): Likewise.
8189 (pass_store_ccp): Likewise.
8190 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8192 * tree-ssa-propagate.c (first_vdef): Remove.
8193 (get_value_loaded_by): Likewise.
8194 (replace_vuses_in): Likewise.
8195 (substitute_and_fold): Do not call replace_vuses_in.
8196 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8198 2008-08-29 Richard Guenther <rguenther@suse.de>
8201 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8202 PARAM_NOALIAS tags with is_heapvar.
8203 * tree-ssa-operands.c (access_can_touch_variable): Offset
8204 based tests do not apply for heapvars. Fix offset test.
8206 2008-08-29 Jan Hubicka <jh@suse.cz>
8208 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8209 (-fipa-cp-clone): Enabled by default at -O3.
8210 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8211 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8213 2008-08-29 Jan Hubicka <jh@suse.cz>
8215 * tree.c (build_function_type_skip_args,
8216 build_function_decl_skip_args): New functions.
8217 * tree.h (build_function_type_skip_args,
8218 build_function_decl_skip_args): Declare.
8219 * gimple.c (giple_copy_call_skip_args): New function.
8220 (giple_copy_call_skip_args): Declare.
8222 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8223 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8224 (ipcp_node_modifiable_p): ... this one; use
8225 tree_versionable_function_p.
8226 (ipcp_create_replace_map): Improve debug output.
8227 (ipcp_need_redirect_p): Return false when not clonning.
8228 (ipcp_update_callgraph): Skip args.
8229 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8231 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8232 (save_inline_function_body): Update call of tree_function_versioning.
8233 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8234 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8236 (tree_function_versioning): Likewise.
8237 * tree-inline.h (tree_function_versioning): Update prototype.
8239 2008-08-29 Jan Hubicka <jh@suse.cz>
8241 * loop-unswitch.c (unswitch_single_loop): Use
8242 optimize_loop_for_speed_p.
8243 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8244 Use optimize_function_for_size_p.
8245 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8246 * postreload-gcse.c (eliminate_partially_redundant_load):
8247 Use optimize_bb_for_size_p.
8248 * value-prof.c (gimple_divmod_fixed_value_transform,
8249 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8250 gimple_stringops_transform): Use optimize_bb_for_size_p.
8251 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8252 * final.c (compute_alignments): Use optimize_function_for_size_p.
8253 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8254 (fold_builtin_strcpy, fold_builtin_fputs): Use
8255 optimize_function_for_size_p.
8256 * fold-const.c (tree_swap_operands_p): Use
8257 optimize_function_for_size_p.
8258 * recog.c (relax_delay_slots): Likewise.
8259 * tree-ssa-math-opts.c (replace_reciprocal):
8260 Use optimize_bb_for_speed_p.
8261 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8262 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8263 optimize_function_for_size_p.
8264 (cgraph_decide_inlining_of_small_function): Use
8265 optimize_function_for_size_p.
8266 * global.c (find_reg): Use optimize_function_for_size_p.
8267 * opts.c (decode_options): Do not clear flag_tree_ch,
8268 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8269 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8270 work it out from profile.
8271 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8272 optimize_loop_for_speed_p.
8273 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8275 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8276 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8277 * tree-eh.c (decide_copy_try_finally): Use
8278 optimize_function_for_size_p.
8279 * local-alloc.c (block_alloc): Pass BB pointer.
8280 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8281 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8282 * loop-unroll.c (decide_unrolling_and_peeling):
8283 Use optimize_loop_for_size_p.
8284 (decide_peel_completely): Likewise.
8285 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8286 optimize_loop_for_size_p.
8287 (vect_enhance_data_refs_alignment): Likewise.
8288 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8289 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8291 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8292 (try_crossjump_bb): Use optimize_bb_for_size_p.
8293 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8294 optimize_loop_for_speed_p.
8295 * bb-reorder.c (find_traces_1_round): Likewise.
8296 (copy_bb): Use optimize_bb_for_speed_p.
8297 (duplicate_computed_gotos): Likewise.
8298 * basic-block.h (optimize_loop_nest_for_size_p,
8299 optimize_loop_nest_for_speed_p): New.
8300 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8302 2008-08-29 Tristan Gingold <gingold@adacore.com>
8304 * gcov.c (main): Call expandargv.
8306 2008-08-29 Jan Hubicka <jh@suse.cz>
8308 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8310 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8312 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8313 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8315 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8317 2008-08-29 Jan Hubicka <jh@suse.cz>
8319 * tree-pass.h (pass_strip_predict_hints): Declare.
8320 * predict.c (strip_builtin_expect): Rename to ...
8321 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8322 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8323 (tree_estimate_probability): Do not strip builtin_expect.
8324 (pass_strip_predict_hints): New pass.
8325 * tree-inline.c (expand_call_inline): When inlining cold function,
8326 predict it as unlikely.
8327 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8329 2008-08-29 Richard Guenther <rguenther@suse.de>
8331 PR tree-optimization/37207
8332 * tree-vrp.c (extract_range_from_binary_expr): Also try
8333 to constant fold if only one of the operands is a constant.
8335 2008-08-29 Nick Clifton <nickc@redhat.com>
8337 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8338 the same way as SYMBOL_REFs.
8340 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8342 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8344 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8346 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8347 * config/mips/mips.md (branch_likely): Remove const. Fix
8349 (define_delay for type "branch"): Change to only apply for branch
8350 with likely variant.
8351 (define_delay for type "branch" and "branch_likely" no). New delay
8353 (equality_op): New code iterator.
8354 (bbv, bbinv): New code attributes.
8355 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8358 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8359 Andrew Pinski <pinskia@gcc.gnu.org>
8362 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8364 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8366 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8367 rule that a symbolic constant must be defined and >= 0 for the
8368 corresponding facility to be present at compile-time.
8369 * gthr-posix.c: Likewise.
8371 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8373 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8374 * config/mips/mips.md (D): New mode attribute.
8375 (mulsi3, muldi3): Merge it into ...
8376 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8377 (muldi3_mul3): New pattern.
8378 (mulsi3_mult3): Rename to mulsi3_mul3.
8380 2008-08-28 Jan Hubicka <jh@suse.cz>
8382 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8384 * predict.c (always_optimize_for_size_p): Rename to ...
8385 (optimize_function_for_size): ... this one; make extern.
8386 (optimize_function_for_speed_p): New.
8387 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8388 optimize_edge_for_size_p,optimize_edge_for_size_p,
8389 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8390 * basic-block.h (optimize_function_for_size_p,
8391 optimize_function_for_speed_p): Declare.
8392 * i386.md (optimize_size checks): Replace them by appropriate
8394 (standard_80387_constant_p, ix86_compute_frame_layout,
8395 ix86_expand_epilogue, ix86_decompose_address,
8396 print_operand, emit_i387_cw_initialization,
8397 inline_memory_move_cost, ix86_pad_returns,
8398 ix86_reorg): Replace optimize_size checks.
8400 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8402 * rtl.h (simplify_subreg_regno): Declare.
8403 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8404 * simplify-rtx.c (simplify_subreg): ...here.
8405 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8406 subreg_offset_representable_p.
8408 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8411 * c-typeck.c (convert_for_assignment): Give a note describing what
8412 was passed and what was expected.
8414 2008-08-28 Joey Ye <joey.ye@intel.com>
8416 * doc/extend.texi: Document AVX built-in functions.
8417 * doc/invoke.texi: Document -mavx.
8419 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8420 Joey Ye <joey.ye@intel.com>
8421 Xuepeng Guo <xuepeng.guo@intel.com>
8423 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8425 * config/i386/cpuid.h (bit_FMA): New.
8426 (bit_XSAVE): Likewise.
8427 (bit_OSXSAVE): Likewise.
8428 (bit_AVX): Likewise.
8430 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8431 define. Use ASM_OUTPUT_AVX_PREFIX.
8433 * config/i386/gmmintrin.h: New.
8435 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8436 (OPTION_MASK_ISA_AVX_SET): New.
8437 (OPTION_MASK_ISA_FMA_SET): Likewise.
8438 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8439 (OPTION_MASK_ISA_FMA_SET): Likewise.
8440 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8441 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8442 (pta_flags): Add PTA_AVX and PTA_FMA.
8443 (override_options): Handle PTA_AVX and PTA_FMA.
8444 (init_cumulative_args): Handle warn_avx.
8445 (classify_argument): Return 0 for COImode and OImode. Return
8446 1 and X86_64_AVX_CLASS for 256bit vector types.
8447 (examine_argument): Handle X86_64_AVX_CLASS.
8448 (construct_container): Likewise.
8449 (function_arg_advance_32): Pass OImode and 256bit vector types
8451 (function_arg_advance_64): Take a new argument to indicate if a
8452 parameter is named. Handle 256bit vector types. Return
8453 immediately for unnamed 256bit vector mode parameters.
8454 (function_arg_advance): Updated.
8455 (function_arg_32): Add comments for TImode. Handle OImode
8456 and 256bit vector types.
8457 (function_arg_64): Take a new argument to indicate if a
8458 parameter is named. Handle 256bit vector types. Return NULL
8459 for unnamed 256bit vector mode parameters.
8460 (function_arg): Updated.
8461 (setup_incoming_varargs_64): Support
8462 AVX encoding for *sse_prologue_save_insn.
8463 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8464 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8465 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8466 enabled, otherwise return -3.
8467 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8469 (print_reg): Support AVX registers. Handle 'x' and 't'.
8470 Handle 'd' to duplicate the operand.
8471 (print_operand): Likewise. Also support AVX vector compare
8473 (output_387_binary_op): Support AVX.
8474 (output_fp_compare): Likewise.
8475 (ix86_expand_vector_move_misalign): Likewise.
8476 (ix86_attr_length_vex_default): New.
8477 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8478 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8479 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8480 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8481 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8482 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8483 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8484 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8485 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8486 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8487 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8488 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8489 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8490 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8491 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8492 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8493 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8494 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8495 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8496 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8497 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8498 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8499 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8500 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8501 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8502 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8503 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8504 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8505 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8506 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8507 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8508 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8509 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8510 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8511 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8512 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8513 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8514 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8515 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8516 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8517 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8518 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8519 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8520 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8521 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8522 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8523 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8524 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8525 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8526 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8527 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8528 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8529 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8530 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8531 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8532 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8533 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8534 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8535 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8536 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8537 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8538 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8539 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8540 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8541 and IX86_BUILTIN_MOVMSKPS256,
8542 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8543 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8544 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8545 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8546 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8547 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8548 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8549 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8550 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8551 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8552 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8553 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8554 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8555 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8556 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8557 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8558 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8559 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8560 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8561 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8562 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8563 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8564 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8565 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8566 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8567 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8568 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8569 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8570 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8571 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8572 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8573 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8574 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8575 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8576 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8577 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8578 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8579 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8580 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8581 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8582 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8583 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8584 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8585 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8586 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8587 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8588 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8589 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8590 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8591 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8592 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8593 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8594 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8595 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8596 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8597 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8598 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8599 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8601 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8602 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8603 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8604 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8605 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8606 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8607 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8608 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8609 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8610 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8611 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8612 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8613 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8614 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8615 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8616 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8617 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8618 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8619 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8620 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8621 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8622 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8623 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8624 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8625 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8626 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8627 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8628 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8629 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8630 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8631 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8632 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8633 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8634 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8635 IX86_BUILTIN_MOVMSKPS256.
8636 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8637 (ix86_expand_args_builtin): Likewise.
8638 (ix86_expand_special_args_builtin): Likewise.
8639 (ix86_hard_regno_mode_ok): Handle AVX modes.
8640 (ix86_expand_vector_init_duplicate): Likewise.
8641 (ix86_expand_vector_init_one_nonzero): Likewise.
8642 (ix86_expand_vector_init_one_var): Likewise.
8643 (ix86_expand_vector_init_concat): Likewise.
8644 (ix86_expand_vector_init_general): Likewise.
8645 (ix86_expand_vector_set): Likewise.
8646 (ix86_vector_mode_supported_p): Likewise.
8647 (x86_extended_reg_mentioned_p): Check INSN_P before using
8650 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8651 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8653 * config/i386/i386.h (TARGET_AVX): New.
8654 (TARGET_FMA): Likewise.
8655 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8656 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8657 (VALID_AVX256_REG_MODE): New.
8658 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8659 (AVX_FLOAT_MODE_P): Likewise.
8660 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8661 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8662 (AVX_VEC_FLOAT_MODE_P): Likewise.
8663 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8664 (ASM_OUTPUT_OPCODE): Likewise.
8665 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8667 (SSE_REG_MODE_P): Allow 256bit vector modes.
8668 (ix86_args): Add a warn_avx field.
8670 * config/i386/i386.md (UNSPEC_PCMP): New.
8671 (UNSPEC_VPERMIL): Likewise.
8672 (UNSPEC_VPERMIL2): Likewise.
8673 (UNSPEC_VPERMIL2F128): Likewise.
8674 (UNSPEC_MASKLOAD): Likewise.
8675 (UNSPEC_MASKSTORE): Likewise.
8676 (UNSPEC_CAST): Likewise.
8677 (UNSPEC_VTESTP): Likewise.
8678 (UNSPECV_VZEROALL): Likewise.
8679 (UNSPECV_VZEROUPPER): Likewise.
8680 (XMM0_REG): Likewise.
8681 (XMM1_REG): Likewise.
8682 (XMM2_REG): Likewise.
8683 (XMM3_REG): Likewise.
8684 (XMM4_REG): Likewise.
8685 (XMM5_REG): Likewise.
8686 (XMM6_REG): Likewise.
8687 (XMM8_REG): Likewise.
8688 (XMM9_REG): Likewise.
8689 (XMM10_REG): Likewise.
8690 (XMM11_REG): Likewise.
8691 (XMM12_REG): Likewise.
8692 (XMM13_REG): Likewise.
8693 (XMM14_REG): Likewise.
8694 (XMM15_REG): Likewise.
8696 (prefix_vex_imm8): Likewise.
8697 (prefix_vex_w): Likewise.
8698 (length_vex): Likewise.
8701 (*avx_ashlti3): Likewise.
8702 (*avx_lshrti3): Likewise.
8703 (*avx_setcc<mode>): Likewise.
8704 (*fop_<mode>_comm_mixed_avx): Likewise.
8705 (*fop_<mode>_comm_avx): Likewise.
8706 (*fop_<mode>_1_mixed_avx): Likewise.
8707 (*fop_<mode>_1_avx): Likewise.
8708 (*avx_<code><mode>3): Likewise.
8709 (*avx_ieee_smin<mode>3): Likewise.
8710 (*avx_ieee_smax<mode>3): Likewise.
8711 (mode): Add OI, V8SF and V4DF.
8712 (length): Support VEX prefix.
8713 (*cmpfp_i_mixed): Set prefix attribute.
8714 (*cmpfp_i_sse): Likewise.
8715 (*cmpfp_iu_mixed): Likewise.
8716 (*cmpfp_iu_sse): Likewise.
8717 (*movsi_1): Support AVX.
8718 (*movdi_2): Likewise.
8719 (*movdi_1_rex64): Likewise.
8720 (*movti_internal): Likewise.
8721 (*movti_rex64): Likewise.
8722 (*movsf_1): Likewise.
8723 (*movdf_nointeger): Likewise.
8724 (*movdf_integer_rex64): Likewise.
8725 (*movtf_internal): Likewise.
8726 (zero_extendsidi2_32): Likewise.
8727 (zero_extendsidi2_rex64): Likewise.
8728 (*extendsfdf2_mixed): Likewise.
8729 (*extendsfdf2_sse): Likewise.
8730 (*truncdfsf_fast_mixed): Likewise.
8731 (*truncdfsf_fast_sse): Likewise.
8732 (*truncdfsf_mixed): Likewise.
8733 (fix_trunc<mode>di_sse): Likewise.
8734 (fix_trunc<mode>si_sse): Likewise.
8735 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8736 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8737 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8738 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8739 (*rcpsf2_sse): Likewise.
8740 (*rsqrtsf2_sse): Likewise.
8741 (*sqrt<mode>2_sse): Likewise.
8742 (sse4_1_round<mode>2): Likewise.
8743 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8744 Support AVX. Set length attribute properly for AVX.
8746 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8747 (VECTOR_MODES (FLOAT, 32)): Likewise.
8748 (VECTOR_MODE (INT, DI, 8)): Likewise.
8749 (VECTOR_MODE (INT, HI, 32)): Likewise.
8750 (VECTOR_MODE (INT, QI, 64)): Likewise.
8751 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8752 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8753 (VECTOR_MODE (INT, DI, 4)): Removed.
8754 (VECTOR_MODE (INT, SI, 8)): Likewise.
8755 (VECTOR_MODE (INT, HI, 16)): Likewise.
8756 (VECTOR_MODE (INT, QI, 32)): Likewise.
8757 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8758 (INT_MODE (OI, 32)): Likewise.
8760 * config/i386/i386.opt (mavx): New.
8763 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8765 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8766 (*mov<mode>_internal_avx): New.
8767 (*movv2sf_internal_rex64_avx): Likewise.
8768 (*movv2sf_internal_avx): Likewise.
8770 * config/i386/predicates.md (const_4_to_5_operand): New.
8771 (const_6_to_7_operand): Likewise.
8772 (const_8_to_11_operand): Likewise.
8773 (const_12_to_15_operand): Likewise.
8774 (avx_comparison_float_operator): Likewise.
8776 * config/i386/sse.md (AVX256MODEI): New.
8777 (AVX256MODE): Likewise.
8778 (AVXMODEQI): Likewise.
8779 (AVXMODE): Likewise.
8780 (AVX256MODEF2P): Likewise.
8781 (AVX256MODE2P): Likewise.
8782 (AVX256MODE4P): Likewise.
8783 (AVX256MODE8P): Likewise.
8784 (AVXMODEF2P): Likewise.
8785 (AVXMODEF4P): Likewise.
8786 (AVXMODEDCVTDQ2PS): Likewise.
8787 (AVXMODEDCVTPS2DQ): Likewise.
8788 (avxvecmode): Likewise.
8789 (avxvecpsmode): Likewise.
8790 (avxhalfvecmode): Likewise.
8791 (avxscalarmode): Likewise.
8792 (avxcvtvecmode): Likewise.
8793 (avxpermvecmode): Likewise.
8794 (avxmodesuffixf2c): Likewise.
8795 (avxmodesuffixp): Likewise.
8796 (avxmodesuffixs): Likewise.
8797 (avxmodesuffix): Likewise.
8798 (vpermilbits): Likewise.
8799 (pinsrbits): Likewise.
8800 (mov<mode>): Likewise.
8801 (*mov<mode>_internal): Likewise.
8802 (push<mode>1): Likewise.
8803 (movmisalign<mode>): Likewise.
8804 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8805 (avx_movdqu<avxmodesuffix>): Likewise.
8806 (avx_lddqu<avxmodesuffix>): Likewise.
8807 (<plusminus_insn><mode>3): Likewise.
8808 (*avx_<plusminus_insn><mode>3): Likewise.
8809 (*avx_vm<plusminus_insn><mode>3): Likewise.
8810 (mul<mode>3): Likewise.
8811 (*avx_mul<mode>3): Likewise.
8812 (*avx_vmmul<mode>3): Likewise.
8813 (divv8sf3): Likewise.
8814 (divv4df3): Likewise.
8815 (avx_div<mode>3): Likewise.
8816 (*avx_div<mode>3): Likewise.
8817 (*avx_vmdiv<mode>3): Likewise.
8818 (avx_rcpv8sf2): Likewise.
8819 (*avx_vmrcpv4sf2): Likewise.
8820 (sqrtv8sf2): Likewise.
8821 (avx_sqrtv8sf2): Likewise.
8822 (*avx_vmsqrt<mode>2): Likewise.
8823 (rsqrtv8sf2): Likewise.
8824 (avx_rsqrtv8sf2): Likewise.
8825 (*avx_vmrsqrtv4sf2): Likewise.
8826 (<code><mode>3): Likewise.
8827 (*avx_<code><mode>3_finite): Likewise.
8828 (*avx_<code><mode>3): Likewise.
8829 (*avx_vm<code><mode>3): Likewise.
8830 (*avx_ieee_smin<mode>3): Likewise.
8831 (*avx_ieee_smax<mode>3): Likewise.
8832 (avx_addsubv8sf3): Likewise.
8833 (avx_addsubv4df3): Likewise.
8834 (*avx_addsubv4sf3): Likewise.
8835 (*avx_addsubv2df3): Likewise.
8836 (avx_h<plusminus_insn>v4df3): Likewise.
8837 (avx_h<plusminus_insn>v8sf3): Likewise.
8838 (*avx_h<plusminus_insn>v4sf3): Likewise.
8839 (*avx_h<plusminus_insn>v2df3): Likewise.
8840 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8841 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8842 (*avx_maskcmp<mode>3): Likewise.
8843 (avx_nand<mode>3): Likewise.
8844 (*avx_<code><mode>3): Likewise.
8845 (*avx_nand<mode>3): Likewise.
8846 (*avx_<code><mode>3): Likewise.
8847 (*avx_cvtsi2ss): Likewise.
8848 (*avx_cvtsi2ssq): Likewise.
8849 (*avx_cvtsi2sd): Likewise.
8850 (*avx_cvtsi2sdq): Likewise.
8851 (*avx_cvtsd2ss): Likewise.
8852 (avx_cvtss2sd): Likewise.
8853 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8854 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8855 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8856 (*avx_cvtsi2sd): Likewise.
8857 (*avx_cvtsi2sdq): Likewise.
8858 (avx_cvtdq2pd256): Likewise.
8859 (avx_cvtpd2dq256): Likewise.
8860 (avx_cvttpd2dq256): Likewise.
8861 (*avx_cvtsd2ss): Likewise.
8862 (*avx_cvtss2sd): Likewise.
8863 (avx_cvtpd2ps256): Likewise.
8864 (avx_cvtps2pd256): Likewise.
8865 (*avx_movhlps): Likewise.
8866 (*avx_movlhps): Likewise.
8867 (avx_unpckhps256): Likewise.
8868 (*avx_unpckhps): Likewise.
8869 (avx_unpcklps256): Likewise.
8870 (*avx_unpcklps): Likewise.
8871 (avx_movshdup256): Likewise.
8872 (avx_movsldup256): Likewise.
8873 (avx_shufps256): Likewise.
8874 (avx_shufps256_1): Likewise.
8875 (*avx_shufps_<mode>): Likewise.
8876 (*avx_loadhps): Likewise.
8877 (*avx_storelps): Likewise.
8878 (*avx_loadlps): Likewise.
8879 (*avx_movss): Likewise.
8880 (*vec_dupv4sf_avx): Likewise.
8881 (*vec_concatv2sf_avx): Likewise.
8882 (*vec_concatv4sf_avx): Likewise.
8883 (*vec_setv4sf_0_avx): Likewise.
8884 (*vec_setv4sf_avx): Likewise.
8885 (*avx_insertps): Likewise.
8886 (avx_vextractf128<mode>): Likewise.
8887 (vec_extract_lo_<mode>): Likewise.
8888 (vec_extract_hi_<mode>): Likewise.
8889 (vec_extract_lo_<mode>): Likewise.
8890 (vec_extract_hi_<mode>): Likewise.
8891 (vec_extract_lo_v16hi): Likewise.
8892 (vec_extract_hi_v16hi): Likewise.
8893 (vec_extract_lo_v32qi): Likewise.
8894 (vec_extract_hi_v32qi): Likewise.
8895 (avx_unpckhpd256): Likewise.
8896 (*avx_unpckhpd): Likewise.
8897 (avx_movddup256): Likewise.
8898 (*avx_movddup): Likewise.
8899 (avx_unpcklpd256): Likewise.
8900 (*avx_unpcklpd): Likewise.
8901 (avx_shufpd256): Likewise.
8902 (avx_shufpd256_1): Likewise.
8903 (*avx_punpckhqdq): Likewise.
8904 (*avx_punpcklqdq): Likewise.
8905 (*avx_shufpd_<mode>): Likewise.
8906 (*avx_storehpd): Likewise.
8907 (*avx_loadhpd): Likewise.
8908 (*avx_loadlpd): Likewise.
8909 (*avx_movsd): Likewise.
8910 (*vec_concatv2df_avx): Likewise.
8911 (*avx_<plusminus_insn><mode>3): Likewise.
8912 (*avx_<plusminus_insn><mode>3): Likewise.
8913 (*avx_mulv8hi3): Likewise.
8914 (*avxv8hi3_highpart): Likewise.
8915 (*avx_umulv8hi3_highpart): Likewise.
8916 (*avx_umulv2siv2di3): Likewise.
8917 (*avx_mulv2siv2di3): Likewise.
8918 (*avx_pmaddwd): Likewise.
8919 (*avx_mulv4si3): Likewise.
8920 (*avx_ashr<mode>3): Likewise.
8921 (*avx_lshr<mode>3): Likewise.
8922 (*avx_ashl<mode>3): Likewise.
8923 (*avx_<code><mode>3): Likewise.
8924 (*avx_eq<mode>3): Likewise.
8925 (*avx_gt<mode>3): Likewise.
8926 (*avx_nand<mode>3): Likewise.
8927 (*avx_nand<mode>3): Likewise.
8928 (*avx_<code><mode>3): Likewise.
8929 (*avx_<code><mode>3): Likewise.
8930 (*avx_packsswb): Likewise.
8931 (*avx_packssdw): Likewise.
8932 (*avx_packuswb): Likewise.
8933 (*avx_punpckhbw): Likewise.
8934 (*avx_punpcklbw): Likewise.
8935 (*avx_punpckhwd): Likewise.
8936 (*avx_punpcklwd): Likewise.
8937 (*avx_punpckhdq): Likewise.
8938 (*avx_punpckldq): Likewise.
8939 (*avx_pinsr<avxmodesuffixs>): Likewise.
8940 (*avx_pinsrq): Likewise.
8941 (*avx_loadld): Likewise.
8942 (*vec_extractv2di_1_rex64_avx): Likewise.
8943 (*vec_extractv2di_1_avx): Likewise.
8944 (*vec_dupv2di_avx): Likewise.
8945 (*vec_concatv2si_avx): Likewise.
8946 (*vec_concatv4si_1_avx): Likewise.
8947 (*vec_concatv2di_avx): Likewise.
8948 (*vec_concatv2di_rex64_avx): Likewise.
8949 (*avx_uavgv16qi3): Likewise.
8950 (*avx_uavgv8hi3): Likewise.
8951 (*avx_psadbw): Likewise.
8952 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8953 (*avx_phaddwv8hi3): Likewise.
8954 (*avx_phadddv4si3): Likewise.
8955 (*avx_phaddswv8hi3): Likewise.
8956 (*avx_phsubwv8hi3): Likewise.
8957 (*avx_phsubdv4si3): Likewise.
8958 (*avx_phsubswv8hi3): Likewise.
8959 (*avx_pmaddubsw128): Likewise.
8960 (*avx_pmulhrswv8hi3): Likewise.
8961 (*avx_pshufbv16qi3): Likewise.
8962 (*avx_psign<mode>3): Likewise.
8963 (*avx_palignrti): Likewise.
8964 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8965 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8966 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8967 (*avx_mpsadbw): Likewise.
8968 (*avx_packusdw): Likewise.
8969 (*avx_pblendvb): Likewise.
8970 (*avx_pblendw): Likewise.
8971 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8972 (avx_ptest256): Likewise.
8973 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8974 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8975 (*avx_aesenc): Likewise.
8976 (*avx_aesenclast): Likewise.
8977 (*avx_aesdec): Likewise.
8978 (*avx_aesdeclast): Likewise.
8979 (avx_vzeroupper): Likewise.
8980 (avx_vzeroupper_rex64): Likewise.
8981 (avx_vpermil<mode>): Likewise.
8982 (avx_vpermilvar<mode>3): Likewise.
8983 (avx_vpermil2<mode>3): Likewise.
8984 (avx_vperm2f128<mode>3): Likewise.
8985 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8986 (avx_vbroadcastss256): Likewise.
8987 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8988 (avx_vinsertf128<mode>): Likewise.
8989 (vec_set_lo_<mode>): Likewise.
8990 (vec_set_hi_<mode>): Likewise.
8991 (vec_set_lo_<mode>): Likewise.
8992 (vec_set_hi_<mode>): Likewise.
8993 (vec_set_lo_v16hi): Likewise.
8994 (vec_set_hi_v16hi): Likewise.
8995 (vec_set_lo_v32qi): Likewise.
8996 (vec_set_hi_v32qi): Likewise.
8997 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8998 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8999 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
9000 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
9001 (vec_init<mode>): Likewise.
9002 (*vec_concat<mode>_avx): Likewise.
9003 (blendbits): Support V8SF and V4DF.
9004 (sse2_movq128): Support AVX.
9005 (<sse>_movnt<mode>): Likewise.
9006 (sse2_movntv2di): Likewise.
9007 (sse_rcpv4sf2): Likewise.
9008 (sse_sqrtv4sf2): Likewise.
9009 (sse_rsqrtv4sf2): Likewise.
9010 (<sse>_comi): Likewise.
9011 (<sse>_ucomi): Likewise.
9012 (sse_cvtss2si): Likewise.
9013 (sse_cvtss2si_2): Likewise.
9014 (sse_cvtss2siq): Likewise.
9015 (sse_cvtss2siq_2): Likewise.
9016 (sse_cvttss2si): Likewise.
9017 (sse_cvttss2siq): Likewise.
9018 (sse2_cvtsd2si): Likewise.
9019 (sse2_cvtsd2si_2): Likewise.
9020 (sse2_cvtsd2siq): Likewise.
9021 (sse2_cvtsd2siq_2): Likewise.
9022 (sse2_cvttsd2si): Likewise.
9023 (sse2_cvttsd2siq): Likewise.
9024 (sse2_cvtdq2pd): Likewise.
9025 (*sse2_cvtpd2dq): Likewise.
9026 (*sse2_cvttpd2dq): Likewise.
9027 (*sse2_cvtpd2ps): Likewise.
9028 (sse2_cvtps2pd): Likewise.
9029 (sse3_movshdup): Likewise.
9030 (sse3_movsldup): Likewise.
9031 (sse_storehps): Likewise.
9032 (*sse4_1_extractps): Likewise.
9033 (sse2_storelpd): Likewise.
9034 (vec_dupv2df_sse3): Likewise.
9035 (*vec_concatv2df_sse3): Likewise.
9036 (*sse4_1_pextrb): Likewise.
9037 (*sse4_1_pextrb_memory): Likewise.
9038 (*sse2_pextrw): Likewise.
9039 (*sse4_1_pextrw_memory): Likewise.
9040 (*sse4_1_pextrd): Likewise.
9041 (*sse4_1_pextrq): Likewise.
9042 (sse2_pshufd_1): Likewise.
9043 (sse2_pshuflw_1): Likewise.
9044 (sse2_pshufhw_1): Likewise.
9045 (*sse2_storeq_rex64): Likewise.
9046 (*vec_dupv4si): Likewise.
9047 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9048 (sse2_pmovmskb): Likewise.
9049 (*sse2_maskmovdqu): Likewise.
9050 (*sse2_maskmovdqu_rex64): Likewise.
9051 (sse_ldmxcsr): Likewise.
9052 (sse_stmxcsr): Likewise.
9053 (abs<mode>2): Likewise.
9054 (sse4_1_movntdqa): Likewise.
9055 (sse4_1_phminposuw): Likewise.
9056 (sse4_1_extendv8qiv8hi2): Likewise.
9057 (*sse4_1_extendv8qiv8hi2): Likewise.
9058 (sse4_1_extendv4qiv4si2): Likewise.
9059 (*sse4_1_extendv4qiv4si2): Likewise.
9060 (sse4_1_extendv2qiv2di2): Likewise.
9061 (*sse4_1_extendv2qiv2di2): Likewise.
9062 (sse4_1_extendv4hiv4si2): Likewise.
9063 (*sse4_1_extendv4hiv4si2): Likewise.
9064 (sse4_1_extendv2hiv2di2): Likewise.
9065 (*sse4_1_extendv2hiv2di2): Likewise.
9066 (sse4_1_extendv2siv2di2): Likewise.
9067 (*sse4_1_extendv2siv2di2): Likewise.
9068 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9069 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9070 (sse4_1_zero_extendv4qiv4si2): Likewise.
9071 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9072 (sse4_1_zero_extendv2qiv2di2): Likewise.
9073 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9074 (sse4_1_zero_extendv4hiv4si2): Likewise.
9075 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9076 (sse4_1_zero_extendv2hiv2di2): Likewise.
9077 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9078 (sse4_1_zero_extendv2siv2di2): Likewise.
9079 (*sse4_1_zero_extendv2siv2di2): Likewise.
9080 (sse4_1_ptest): Likewise.
9081 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9082 (sse4_2_pcmpestri): Likewise.
9083 (sse4_2_pcmpestrm): Likewise.
9084 (sse4_2_pcmpistri): Likewise.
9085 (sse4_2_pcmpistrm): Likewise.
9087 (aeskeygenassist): Likewise.
9089 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9091 * config/i386/predicates.md (vzeroall_operation): New.
9093 * config/i386/sse.md (avx_vzeroall): New.
9094 (*avx_vzeroall): Likewise.
9096 2008-08-28 Paul Brook <paul@codesourcery.com>
9097 Mark Shinwell <shinwell@codesourcery.com>
9098 Richard Earnshaw <richard.earnshaw@arm.com>
9100 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9101 (TARGET_MIN_ANCHOR_OFFSET): New.
9102 (arm_override_options): Set correct anchor ranges for Thumb-1
9103 and Thumb-2 if required.
9104 (legitimize_pic_address): Handle case involving a TLS symbol
9105 reference with an addend.
9106 (arm_optimization_options): Enable section anchors at -O1 and
9108 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9109 * config/arm/arm-protos.h (arm_optimization_options): New.
9111 2008-08-28 Nick Clifton <nickc@redhat.com>
9113 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9114 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9117 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9118 * config/v850/v850.md (return): Remove frame size restriction.
9120 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9122 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9124 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9126 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9128 2008-08-28 Paul Brook <paul@codesourcery.com>
9130 * config/arm/vfp11.md: Update license notice.
9131 * config/arm/cortex-r4.md: Ditto.
9133 2008-08-28 Richard Guenther <rguenther@suse.de>
9135 PR tree-optimization/37207
9136 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9139 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9142 * tree.c (int_fits_type_p): Don't forget unsigned integers
9143 of type sizetype which higher end word equals -1.
9145 2008-08-28 Ira Rosen <irar@il.ibm.com>
9147 * target.h (struct vectorize): Add new target builtin.
9148 * tree-vectorizer.c (destroy_loop_vec_info): Call
9149 vect_free_slp_instance instead of vect_free_slp_node.
9150 * tree-vectorizer.h (enum slp_load_perm_type): New.
9151 (struct _slp_instance): Add new fields.
9152 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9153 (SLP_INSTANCE_LOADS): New.
9154 (vect_free_slp_tree): Remove.
9155 (vect_free_slp_instance): Declare.
9156 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9157 (vectorizable_load): Add argument.
9158 (vect_transform_slp_perm_load): New.
9159 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9161 (vect_get_place_in_interleaving_chain): New function.
9162 (vect_free_slp_tree): Make static.
9163 (vect_free_slp_instance): New function.
9164 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9165 collect the load location in the interleaving chain.
9166 (vect_supported_slp_permutation_p): New function.
9167 (vect_supported_load_permutation_p): Likewise.
9168 (vect_analyze_slp_instance): In case of loads permutation, call
9169 vect_supported_load_permutation_p to check that the permutation is
9171 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9172 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9173 (vect_create_mask_and_perm): New function.
9174 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9175 (vectorizable_load): Add an argument. Don't keep the created vectors
9176 statements in the node if permutation is required. Call
9177 vect_transform_slp_perm_load to generate the permutation.
9178 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9179 additional argument.
9180 (vect_schedule_slp_instance): In case of loads permutation, allocate
9181 vectorized statements structure for all the related SLP nodes. Call
9182 vect_transform_stmt with addditional argument.
9183 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9184 * config/spu/spu.c (spu_builtin_vec_perm): New.
9185 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9186 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9187 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9188 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9190 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9192 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9193 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9194 __gthread_cond_signal, __gthread_cond_timedwait,
9195 __gthread_cond_timedwait_recursive): New functions.
9196 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9198 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9201 2008-08-28 Richard Guenther <rguenther@suse.de>
9204 * fold-const.c (maybe_canonicalize_comparison_1): Require
9205 undefined overflow only for canonicalizing A +- CST cmp CST.
9206 Make sure to not generate new constants that are not inside
9207 their TYPE_MIN/MAX_VALUE range.
9208 (maybe_canonicalize_comparison): Remove undefined overflow
9210 (fold_binary): Remove now duplicate folding.
9212 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9214 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9215 use not updated in the last change.
9217 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9219 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9220 (IRA_COVER_CLASSES): Add FPUL_REGS.
9222 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9225 * c-common.c (conversion_warning): Check for null operands.
9227 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9230 * c-decl.c (check_for_loop_decls): Improve error message. Give
9233 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9236 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9237 (convert_for_assignment): Pass corrent OPT_W* parameter to
9238 WARN_FOR_ASSIGNMENT.
9240 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9243 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9245 2008-08-27 Paul Brook <paul@codesourcery.com>
9247 * config.gcc: Loosen checks for arm uclinux eabi targets.
9249 2008-08-27 Paul Brook <paul@codesourcery.com>
9251 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9253 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9255 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9257 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9258 the enumerators of an ENUMERAL_TYPE.
9259 * dbxout.c (dbxout_type): Ditto.
9261 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9264 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9265 (fwprop_addr): Check that the loop_father is not the outer loop.
9267 2008-08-26 Paul Brook <paul@codesourcery.com>
9269 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9270 Remove documentation entry for fmul type.
9271 Use fmuls to annotate single-precision multiplication patterns,
9272 fmuld to annotate double-precision multiplication patterns,
9273 fmacs to annotate single-precision multiply-accumulate patterns
9274 and fmacd to annotate double-precision multiply-accumulate patterns.
9275 * config/arm/vfp11.md: Update reservations accordingly.
9276 * config/arm/arm.md: Note that certain values of the "type"
9277 attribute are documented in vfp.md.
9278 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9279 (v10_cvt): Use new fmul types.
9281 2008-08-26 Paul Brook <paul@codesourcery.com>
9283 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9284 * config/arm/vfp11.md: ...here. New.
9285 * config/arm/arm.md: Include vfp11.md.
9287 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9289 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9290 parameter to inform call.
9292 2008-08-26 Jeff Law <law@redhat.com>
9294 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9295 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9296 preferred class when copying a constant into a partial word register.
9298 2008-08-26 Ben Elliston <bje@au.ibm.com>
9300 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9301 * cp/typeck.c: Likewise.
9302 * cp/tree.c: Likewise.
9303 * gimple-low.c: Likewise.
9306 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9308 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9309 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9311 * doc/passes.texi: Describe IRA.
9313 * doc/tm.texi (IRA_COVER_CLASSES,
9314 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9316 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9317 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9318 -fira-propagate-cost, -fno-ira-share-save-slots,
9319 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9321 * flags.h (ira_algorithm): New enumeration.
9322 (flag_ira_algorithm, flag_ira_verbose): New external variable
9325 * postreload.c (gate_handle_postreload): Don't do post reload
9326 optimizations unless the reload is completed.
9328 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9331 * tree-pass.h (pass_ira): New external variable declaration.
9333 * reload.h: Add 2008 to the Copyright.
9335 * cfgloopanal.c: Include params.h.
9336 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9339 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9341 * toplev.c (ira.h): New include.
9342 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9343 (backend_init_target): Call ira_init.
9344 (backend_init): Call ira_init_once.
9345 (finalize): Call finish_ira_once.
9347 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9348 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9351 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9352 may_move_out_cost): New external variable declarations.
9353 (move_table): New typedef.
9355 * caller-save.c: Include headers output.h and ira.h.
9356 (no_caller_save_reg_set): New global variable.
9357 (save_slots_num, save_slots): New variables.
9358 (reg_save_code, reg_restore_code, add_stored_regs): Add
9360 (init_caller_save): Set up no_caller_save_reg_set.
9361 (init_save_areas): Reset save_slots_num.
9362 (saved_hard_reg): New structure.
9363 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9364 (initiate_saved_hard_regs, new_saved_hard_reg,
9365 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9367 (setup_save_areas): Add code for sharing stack slots.
9368 (all_blocks): New variable.
9369 (save_call_clobbered_regs): Process pseudo-register too.
9370 (mark_set_regs): Process pseudo-register too.
9371 (insert_one_insn): Put the insn after bb note in a empty basic
9372 block. Add insn check.
9374 * global.c (eliminable_regset): Make it external.
9375 (mark_elimination): Use DF_LR_IN for IRA.
9376 (pseudo_for_reload_consideration_p): New.
9377 (build_insn_chain): Make it external. Don't ignore spilled
9378 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9379 (gate_handle_global_alloc): New function.
9380 (pass_global_alloc): Add the gate function.
9382 * opts.c (decode_options): Set up flag_ira. Print the warning for
9384 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9386 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9388 * regmove.c (regmove_optimize): Don't do replacement of output for
9391 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9392 New external variable declarations.
9394 * local-alloc.c (update_equiv_regs): Make it external. Return
9395 true if jump label rebuilding should be done. Rescan new_insn for
9397 (gate_handle_local_alloc): New function.
9398 (pass_local_alloc): Add the gate function.
9400 * alias.c (value_addr_p, stack_addr_p): New functions.
9401 (nonoverlapping_memrefs_p): Use them for IRA.
9403 * common.opt (fira, fira-algorithm, fira-coalesce,
9404 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9405 fira-verbose): New options.
9407 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9408 move_cost, may_move_in_cost, may_move_out_cost): Make the
9410 (move_table): Remove typedef.
9411 (init_move_cost): Make it external.
9412 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9415 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9416 setup_reg_classes): New function prototypes.
9417 (eliminable_regset): New external variable declaration.
9418 (build_insn_chain, update_equiv_regs): New function prototypes.
9420 * Makefile.in (IRA_INT_H): New definition.
9421 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9422 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9423 (reload1.o, toplev.o): Add dependence on ira.h.
9424 (cfgloopanal.o): Add PARAMS_H.
9425 (caller-save.o): Add dependence on output.h and ira.h.
9426 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9427 ira-emit.o, ira-lives.o): New entries.
9429 * passes.c (pass_ira): New pass.
9431 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9433 * reload1.c (ira.h): Include the header.
9434 (changed_allocation_pseudos): New bitmap.
9435 (init_reload): Initiate the bitmap.
9436 (compute_use_by_pseudos): Permits spilled registers in FROM.
9437 (temp_pseudo_reg_arr): New variable.
9438 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9439 IRA. Call alter_reg with the additional parameter. Don't clear
9440 spilled_pseudos for IRA. Restore original insn chain for IRA.
9441 Clear changed_allocation_pseudos at the end of reload.
9442 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9443 (hard_regno_to_pseudo_regno): New variable.
9444 (count_pseudo): Check spilled pseudos. Set up
9445 hard_regno_to_pseudo_regno.
9446 (count_spilled_pseudo): Check spilled pseudos. Update
9447 hard_regno_to_pseudo_regno.
9448 (find_reg): Use better_spill_reload_regno_p. Check
9449 hard_regno_to_pseudo_regno.
9450 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9452 (eliminate_regs_1): Use additional parameter for alter_reg.
9453 (finish_spills): Set up pseudo_previous_regs only for spilled
9454 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9455 more arguments. Don't clear live_throughout and dead_or_set for
9456 spilled pseudos. Use additional parameter for alter_reg. Call
9457 mark_allocation_change. Set up changed_allocation_pseudos.
9458 Remove sanity check.
9459 (emit_input_reload_insns, delete_output_reload): Use additional
9460 parameter for alter_reg. Call mark_allocation_change.
9461 (substitute, gen_reload_chain_without_interm_reg_p): New
9463 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9465 * testsuite/gcc.dg/20080410-1.c: New file.
9467 * config/s390/s390.h (IRA_COVER_CLASSES,
9468 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9470 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9472 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9474 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9476 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9478 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9480 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9482 2008-08-24 Jeff Law <law@redhat.com>
9483 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9484 when ignoring unavailable registers.
9486 2008-08-24 Jeff Law <law@redhat.com>
9487 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9488 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9489 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9490 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9492 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9493 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9495 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9496 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9497 * reload1.c (find_reg): Process registers in register allocation order.
9499 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9500 * toplev.c (backend_init_target): Move ira_init call from
9502 (lang_dependent_init_target): ...to here.
9504 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9505 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9506 calculate memory move costs for NO_REGS.
9508 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9509 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9510 STACK_REGS is defined.
9512 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9513 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9515 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9516 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9518 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9519 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9520 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9523 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9524 Dorit Nuzman <dorit@il.ibm.com>
9526 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9527 vec_extract_evenv4sf, vec_extract_evenv8hi,
9528 vec_extract_evenv16qi, vec_extract_oddv4si,
9529 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9530 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9531 vec_interleave_highv4si, vec_interleave_lowv4si,
9532 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9533 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9534 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9536 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9539 * config/rs6000/rs6000.c (optimization_options): Don't default to
9540 section anchors without toplevel reorder.
9542 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9544 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9545 (mfc_end_critical_section): Likewise.
9547 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9549 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9550 all type qualifiers from element type to vector type.
9552 2008-08-25 David Daney <ddaney@avtrex.com>
9554 * config/mips/mips.md (immediate_insn): Move up in file, fix
9555 comment typo, reformat.
9556 (fetchop_bit, atomic_hiqi_op memory_barrier,
9557 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9558 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9559 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9560 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9561 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9562 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9563 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9564 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9565 sync_old_nand<mode>, sync_new_nand<mode>,
9566 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9567 test_and_set_12): Moved to sync.md.
9569 * config/mips/sync.md: New file.
9571 2008-08-25 Richard Henderson <rth@redhat.com>
9573 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9574 (regsave): Likewise.
9575 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9576 (output_cfi_directive): Likewise.
9577 (div_data_align): New.
9578 (output_cfi): Use it.
9580 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9582 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9583 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9584 (TARGET_OCTEON): New macro.
9585 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9586 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9587 (ISA_HAS_POP): New macro.
9588 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9590 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9592 * config/mips/mips.md (cpu): Add octeon.
9593 (type): Add pop attribute value.
9594 (popcount<mode>2): New pattern.
9595 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9597 2008-08-24 Jan Hubicka <jh@suse.cz>
9599 * doc/invoke.texi (-fipa-cp-clone): New option.
9600 (-fipa-cp): Update docs.
9601 (--param ipcp-unit-growth):New.
9602 * ipa-cp.c: Include fibheap.h, params.h
9603 (ipcp_initialize_node_lattices): When not cloning, all externally
9604 visible functions are bottom.
9605 (ipcp_need_redirect_p): Accept clones.
9606 (ipcp_insert_stage): Use cost driven heuristics.
9607 (max_count, dead_nodes): New static vars.
9608 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9609 ipcp_const_param_count): New functions.
9610 * common.opt (ipa-cp-clone): New command line option.
9611 * params.def (ipcp-unit-growth): New.
9613 2008-08-24 Jan Hubicka <jh@suse.cz>
9615 * tree-inline.c (tree_function_versioning): Look harder
9616 for referenced vars.
9618 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9620 PR tree-optimization/37185
9621 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9623 2008-08-23 Jan Hubicka <jh@suse.cz>
9625 * ipa-cp.c (ipcp_analyze_node): New function.
9626 (ipcp_update_cloned_node): Use it.
9627 (ipcp_init_stage): Likewise.
9628 * ipa-inline.c (function_insertion_hook_holder): New static var.
9629 (analyze_function): Break out from ....
9630 (inline_generate_summary): Here; register insertion hook.
9631 (cgraph_decide_inlining): Remove hook.
9632 (add_new_function): New function.
9634 2008-08-23 Jan Hubicka <jh@suse.cz>
9636 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9638 2008-08-23 Jan Hubicka <jh@suse.cz>
9640 * ipa-cp.c (constant_val_insert): Remove.
9641 (ipcp_propagate_one_const): Remove.
9642 (ipcp_create_replace_map): Always insert replacements to the map.
9643 (ipcp_insert_stage): Do not try to insert statements by hand.
9644 * tree-inline.c (insert_init_stmt): Break out from ...
9645 (setup_one_parameter): ... here; allow NULL BB pointer.
9646 (tree_function_versioning): Use setup_one_parameter to process
9649 2008-08-23 Jan Hubicka <jh@suse.cz>
9651 * tree.c (decl_address_ip_invariant_p): New function.
9652 * tree.h (decl_address_ip_invariant_p): Declare.
9653 * gimple.c (strip_invariant_refs): Break out from ...
9654 (is_gimple_invariant_address): ... here
9655 (is_gimple_ip_invariant_address): New function.
9656 (is_gimple_ip_invariant): New function.
9657 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9660 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9661 (ipcp_lat_is_insertable): All constants are insertable.
9662 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9663 IPA_CONST_VALUE_REF.
9664 (ipcp_initialize_node_lattices): Propagate all types of operands.
9665 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9666 (ipcp_create_replace_map): Reformat.
9667 (ipcp_need_redirect_p): Simplify.
9668 (ipcp_insert_stage): Check that argument is used before clonning.
9669 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9671 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9672 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9673 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9674 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9675 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9676 * tree-inline.c (tree_function_versioning): Add variables referenced
9679 2008-08-23 Jan Hubicka <jh@suse.cz>
9682 * i386.c (standard_80387_constant_p): Use optimize_size.
9684 2008-08-23 Ira Rosen <irar@il.ibm.com>
9686 PR tree-optimization/37161
9687 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9688 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9689 (vect_determine_vectorization_factor): Move the scalar type
9690 retrieval to vect_get_smallest_scalar_type.
9691 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9692 scalar type. Remove redundant computation.
9693 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9694 (vect_get_slp_defs): Take the type of RHS into account if
9695 necessary by calling vect_get_smallest_scalar_type. Call
9696 vect_get_constant_vectors with additional argument.
9698 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9701 * doc/invoke.texi (Wwrite-strings): Clarify description.
9703 2008-08-23 Ira Rosen <irar@il.ibm.com>
9705 PR tree-optimization/37174
9706 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9707 def stmt is a part of the loop before accessing its stmt_vec_info.
9709 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9712 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9713 (*swap): New insn pattern.
9714 (*ashlqi3): Rename from ashlqi3 insn pattern.
9715 (ashlqi3): New expanders.
9716 (*lshrqi3): Rename from lshrqi3 insn pattern.
9717 (lshrqi3): New expanders.
9718 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9719 lshrqi3_const5, lshrqi3_const6): New splitters.
9720 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9721 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9724 2008-08-22 Richard Guenther <rguenther@suse.de>
9726 PR tree-optimization/37078
9727 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9728 [+INF, +INF] ranges.
9730 2008-08-22 Richard Guenther <rguenther@suse.de>
9732 PR tree-optimization/37143
9733 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9734 a conversion statement instead of a copy.
9736 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9739 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9740 CCCmode, CCOmode and CCSmode destination modes.
9743 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9744 from different units in a single alternative.
9745 (*vec_extractv2sf_1): Ditto.
9746 (*vec_extractv2si_0): Ditto.
9747 (*vec_extractv2si_1): Ditto.
9748 * config/i386/sse.md (sse2_storehpd): Ditto.
9749 (sse2_storelpd): Ditto.
9750 (sse2_loadhpd): Ditto.
9751 (sse2_loadlpd): Ditto.
9754 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9755 (popcountsi2): Ditto.
9756 (clzdi2_abm): Ditto.
9757 (popcountdi2): Ditto.
9758 (clzhi2_abm): Ditto.
9759 (popcounthi2): Ditto.
9761 2008-08-22 Richard Guenther <rguenther@suse.de>
9765 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9766 if the multiplication does not overflow.
9768 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9770 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9772 2008-08-21 Richard Henderson <rth@redhat.com>
9774 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9775 spurrious comma from test.
9776 * configure: Rebuild.
9778 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9781 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9784 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9786 * c-tree.h (grokfield): New argument.
9787 * c-decl.c (grokfield): Handle new location argument.
9788 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9790 2008-08-21 Richard Guenther <rguenther@suse.de>
9792 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9794 2008-08-21 Jan Hubicka <jh@suse.cz>
9796 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9797 (cgraph_add_function_insertion_hook,
9798 cgraph_remove_function_insertion_hook,
9799 cgraph_call_function_insertion_hooks): New functions.
9800 * cgraph.h (cgraph_add_function_insertion_hook,
9801 cgraph_remove_function_insertion_hook,
9802 cgraph_call_function_insertion_hooks): Declare.
9803 * ipa-reference.c (function_insertion_hook_holder): New variable.
9804 (check_operand, look_for_address_of): When checking late, do not care
9805 about module bitmaps.
9806 (add_new_function): New function.
9807 (generate_summary): Register hooks; zero module bitmaps.
9808 (propagate): Unregister hooks.
9809 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9810 (add_new_function): New function.
9811 (generate_summary): Register hook.
9812 (propagate): Remove hook.
9814 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9816 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9817 * ipa-cp.c (ipcp_update_cloned_node): New function.
9818 (build_const_val): Handle functions correctly; bring type logic
9819 into sync with tree-inline.c
9820 (ipcp_init_stage): Take care of computing stuff needed by
9821 indirect inlining; update clones.
9822 (ipcp_generate_summary): Break out of ipcp_driver.
9823 (ipcp_driver): Do only execution and transformation.
9824 (pass_ipa_cp): Make IPA_PASS.
9825 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9827 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9828 ipcp, some info is already available.
9829 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9830 * tree-inline.c (remap_ssa_name): Unshare expression.
9832 2008-08-21 Richard Guenther <rguenther@suse.de>
9834 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9835 a PHI ask VN if it is already available.
9836 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9837 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9839 2008-08-21 Richard Guenther <rguenther@suse.de>
9842 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9843 makes sure to produce a result of the correct type.
9845 2008-08-21 Jan Hubicka <jh@suse.cz>
9846 Backport from LTO branch:
9848 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9849 Jan Hubicka <jh@suse.cz>
9852 (init_state, finish_state, set_function_state, generate_summary):
9854 (scan_stmt): Renamed from scan_function. Changed to keep state in
9855 local static vars rather than cgraph aux field.
9856 (propagate): Renamed from static_execute. Changed to keep state in
9857 local static vars rather than cgraph aux field.
9858 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9859 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9861 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9863 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9864 * ipa-reference.c (init_function_info, generate_summary,
9865 propagate): New functions.
9866 (analyze_function): Call init_function_info.
9867 (static_execute): Stripped into generate_summary and propagate.
9868 (pass_ipa_reference): Made into ipa_opt_pass.
9870 2008-08-21 Richard Guenther <rguenther@suse.de>
9872 PR tree-optimization/37181
9873 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9875 (extract_range_from_unary_expr): Likewise.
9877 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9879 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9881 * toplev.h (pedwarn_at): Likewise.
9882 * builtins.c: Update all calls to pedwarn.
9883 * c-lex.c: Likewise.
9884 * toplev.c: Likewise.
9885 * c-tree.h: Likewise.
9886 * c-decl.c: Likewise.
9887 * c-errors.c: Likewise.
9888 * c-typeck.c: Likewise.
9889 * c-common.c: Likewise.
9890 * c-parser.c: Likewise.
9892 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9895 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9896 with MODE_VECTOR_INT mode.
9898 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9901 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9902 initialized outside the current module.
9903 (warn_uninitialized_var): Ignore left-hand side when walking the
9904 trees. Ignore address expressions. Examine VUSE operands in gimple
9905 statements with a variable declaration on the right-hand side.
9907 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9910 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9912 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9915 * c-common.c (conversion_warning): Do not warn if applying bit-and
9916 operator to unsigned constant that fits in the target type.
9918 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9921 * c-common.c (conversion_warning): Do not warn for artificial
9924 2008-08-20 Richard Guenther <rguenther@suse.de>
9926 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9927 (extract_range_from_binary_expr): Fall back to constant propagation.
9928 (extract_range_from_unary_expr): Likewise.
9930 2008-08-20 Richard Guenther <rguenther@suse.de>
9932 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9933 with TREE_THIS_VOLATILE on shared nodes.
9934 (fold_stmt_r): Likewise.
9936 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9939 * c-parser.c (c_parser_attributes): For keywords use canonical
9940 spelling for attr_name.
9942 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9944 * value-prof.c (check_counter): Revert wrong call to error.
9946 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9948 * profile.c: Update calls to inform.
9949 * value-prof.c: Update calls to inform.
9951 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9953 * diagnostic.c (inform): Add an explicit location_t parameter.
9954 * toplev.h (inform): Update declaration.
9955 * builtins.c: Update all calls to inform.
9956 * c-common.c: Likewise.
9957 * c-decl.c: Likewise.
9958 * c-opts.c: Likewise.
9959 * c-pch.c: Likewise.
9960 * c-pragma.c: Likewise.
9961 * c-typeck.c: Likewise.
9962 * coverage.c: Likewise.
9964 * toplev.c: Likewise.
9965 * tree-cfg.c: Likewise.
9966 * tree-ssa.c: Likewise.
9968 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9971 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9972 V2DI mode, for SSE4.1, use movq instead of vector set if the
9973 second element is zero and inter-unit moves are OK.
9975 2008-08-20 Richard Guenther <rguenther@suse.de>
9977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9978 properly handle conversion/copy chains after tuplification.
9980 2008-08-20 Richard Guenther <rguenther@suse.de>
9982 * passes.c (init_optimization_passes): Move the second
9983 forwprop pass before alias computation. Remove the second
9984 DCE pass. Remove the first dominator and phi copy/const
9987 2008-08-20 Nick Clifton <nickc@redhat.com>
9989 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9990 support of this feature. Do not assume that a sufficiently new
9991 assembler will support the feature regardless of the target type.
9992 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9993 * configure: Regenerate.
9995 2008-08-20 Richard Guenther <rguenther@suse.de>
9997 * tree-vrp.c (found_in_subgraph): Remove.
9998 (live): New global static.
9999 (live_on_edge): New function.
10000 (blocks_visited): Remove.
10001 (register_edge_assert_for_2): Use live_on_edge.
10002 (find_conditional_asserts): Remove code dealing with
10003 found_in_subgraph. Do not walk the CFG.
10004 (find_switch_asserts): Likewise.
10005 (find_assert_locations_1): Renamed from find_assert_locations.
10006 Move finding assert locations for conditional and switch
10007 statements first. Update live bitmap. Do not walk the CFG.
10008 (find_assert_locations): New function.
10009 (insert_range_assertions): Remove entry of CFG walk.
10010 Adjust call to find_assert_locations.
10011 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
10012 that only can appear because of fake exit edges but assert we
10013 never try to insert on those.
10014 (fini_pre): Do not remove fake exit edges here...
10015 (execute_pre): ...but here, before committing edge inserts.
10017 2008-08-19 Richard Guenther <rguenther@suse.de>
10019 * passes.c (init_optimization_passes): Exchange store-ccp
10022 2008-08-19 Rafael Espíndola <espindola@google.com>
10024 * varasm.c (weak_decls): Move earlier in the file.
10025 (assemble_external): Add weak decls to the weak_decls list.
10026 (declare_weak): Don't add decls to the weak_decls list.
10028 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10031 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10032 before (sse2_shufpd_<mode>).
10034 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10037 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10038 * tree.c (block_nonartificial_location): Likewise.
10040 2008-08-19 Richard Guenther <rguenther@suse.de>
10042 PR tree-optimization/35972
10043 PR tree-optimization/23094
10044 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10046 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10047 handle MISALIGNED_INDIRECT_REF.
10048 (get_ref_from_reference_ops): New helper.
10049 (vn_reference_lookup_pieces): Walk the use-def chain using the
10050 alias-oracle if requested.
10051 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10052 walking the use-def chain.
10053 (compute_avail): But not here.
10054 (create_component_ref_by_pieces_1): Properly handle
10055 MISALIGNED_INDIRECT_REF.
10056 (do_regular_insertion): Handle fully redundant
10057 expressions after PHI-translation also for SSA_NAME values, not
10058 only constants. Correctly use edoubleprime for that.
10060 2008-08-19 Ira Rosen <irar@il.ibm.com>
10062 * tree-vectorizer.c (supportable_widening_operation): Support
10063 multi-step conversion, return the number of steps in such conversion
10064 and the required intermediate types.
10065 (supportable_narrowing_operation): Likewise.
10066 * tree-vectorizer.h (vect_pow2): New function.
10067 (supportable_widening_operation): Change argument types.
10068 (supportable_narrowing_operation): Likewise.
10069 (vectorizable_type_promotion): Add an argument.
10070 (vectorizable_type_demotion): Likewise.
10071 * tree-vect-analyze.c (vect_analyze_operations): Call
10072 vectorizable_type_promotion and vectorizable_type_demotion with
10073 additional argument.
10074 (vect_get_and_check_slp_defs): Detect patterns.
10075 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10077 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10078 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10079 factor according to the smallest type in the loop.
10080 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10081 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10082 supportable_widening_operation with correct arguments.
10083 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10084 operands lists according to the number of vector statements in left
10085 or right node, if exists.
10086 (vect_gen_widened_results_half): Remove unused argument.
10087 (vectorizable_conversion): Call supportable_widening_operation,
10088 supportable_narrowing_operation, and vect_gen_widened_results_half
10089 with correct arguments.
10090 (vectorizable_assignment): Change documentation, support multiple
10092 (vectorizable_operation): Likewise.
10093 (vect_get_loop_based_defs): New function.
10094 (vect_create_vectorized_demotion_stmts): Likewise.
10095 (vectorizable_type_demotion): Support loop-aware SLP and general
10096 multi-step conversion. Call vect_get_loop_based_defs and
10097 vect_create_vectorized_demotion_stmts for transformation.
10098 (vect_create_vectorized_promotion_stmts): New function.
10099 (vectorizable_type_promotion): Support loop-aware SLP and general
10100 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10101 for transformation.
10102 (vectorizable_store): Change documentation, support multiple
10104 (vectorizable_load): Likewise.
10105 (vect_transform_stmt): Pass SLP_NODE to
10106 vectorizable_type_promotion and vectorizable_type_demotion.
10107 (vect_schedule_slp_instance): Move here the calculation of number
10108 of vectorized statements for each node from...
10109 (vect_schedule_slp): ... here.
10110 (vect_transform_loop): Call vect_schedule_slp without the last
10113 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10116 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10117 to == in assert statement.
10118 (vectorizable_reduction): Fix typo.
10120 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10123 * value-prof.c (check_counter): Dereference pointer to overall
10124 count when printing it.
10126 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10128 * profile.h: Really add it.
10130 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10132 * mcf.c: Really add it.
10134 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10135 Vinodha Ramasamy <vinodha@google.com>
10137 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10139 * value-prof.c (check_counter): Fix the counter if
10140 flag_profile_correction is true.
10141 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10142 tree_mod_subtract_transform):
10143 Follow check_counter parameter change.
10144 * common.opt (fprofile-correction): New option.
10146 * profile.h: Likewise.
10147 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10148 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10149 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10151 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10152 flag_profile_correction is set.
10154 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10156 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10158 2008-08-18 Tomas Bily <tbily@suse.cz>
10160 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10161 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10163 * tree-data-ref.c (split_constant_offset_1): Likewise.
10164 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10165 * tree-sra.c (sra_walk_expr): Likewise.
10166 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10167 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10168 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10169 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10171 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10172 * tree-vect-transform.c (vectorizable_type_demotion)
10173 (vectorizable_type_promotion): Likewise.
10174 * tree-inline.c (expand_call_inline):
10175 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10176 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10177 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10178 * expr.c (expand_expr_real_1): Likewise.
10179 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10180 (gimple_assign_unary_useless_conversion_p): Likewise.
10181 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10182 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10183 * fold-const.c (fold_unary): Likewise.
10184 * tree.h (CONVERT_EXPR_P): Likewise.
10185 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10186 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10188 (register_edge_assert_for_2, extract_range_from_unary_expr)
10189 (register_edge_assert_for_1): Likewise.
10191 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10193 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10194 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10195 (enum real_value_const): Delete.
10196 (get_real_const): Delete.
10197 * real.c (get_real_const): Delete.
10198 (dconst_e_ptr): Define.
10199 (dconst_third_ptr): Define.
10200 (dconst_sqrt2_ptr): Define.
10201 * builtins.c: Update all callers.
10203 2008-08-18 Richard Guenther <rguenther@suse.de>
10205 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10206 statement iterator after statement removal.
10208 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10210 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10211 (detect_processor_freebsd): Likewise.
10212 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10214 2008-08-18 Richard Guenther <rguenther@suse.de>
10216 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10217 and loads have the correct types.
10219 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10222 * c-opts.c (cpp_opts): Remove static.
10223 * c-parser.c (cpp_opts): Declare it extern.
10224 (disable_extension_diagnostics): Handle cpp options.
10225 (enable_extension_diagnostics): Likewise.
10227 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10229 * diagnostics.c (permerror_at): Rename as permerror.
10230 (permerror): Delete.
10231 * toplev.h: Likewise.
10233 2008-08-18 Richard Guenther <rguenther@suse.de>
10235 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10236 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10237 Move call_cdce before build_alias. Move copyrename2,
10238 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10239 right after final inlining.
10240 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10241 (pass_build_cfg): But instead via TODO_dump_func.
10243 2008-08-18 Richard Guenther <rguenther@suse.de>
10245 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10247 (scalarize_init): If we failed to generate some initializers
10248 do not generate zeros for not instantiated members. Instead
10249 rely on the copy out.
10250 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10251 about missing flow-sensitive alias info only if we have
10254 2008-08-17 Nick Clifton <nickc@redhat.com>
10256 * doc/extend.texi (Function Attributes): Fix typo in description
10257 if hot function attribute.
10259 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10260 Richard Sandiford <rdsandiford@googlemail.com>
10262 * doc/install.texi (--with-mips-plt): Document.
10263 * doc/invoke.texi (-mplt, -mno-plt): Document.
10264 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10265 and handle ${with_mips_plt}.
10266 * config/mips/mips.opt (mplt): New option.
10267 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10268 (TARGET_ABICALLS_PIC2): Likewise.
10269 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10270 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10271 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10272 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10273 to decide whether to output ".option picX" directives.
10274 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10275 Pass -call_nonpic rather than -KPIC for -mplt.
10276 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10277 on the command line. Also remove it when -mabi=64 is used without
10279 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10280 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10281 TARGET_ABICALLS_PIC0.
10282 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10284 (mips16_build_function_stub): Only output ".option pic" directives
10285 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10286 (mips16_build_call_stub): Fix comment and remove redundant
10287 ".set at"/"set .noat" directives.
10288 (mips_function_rodata_section): Use the default behaviour for
10289 TARGET_ABSOLUTE_ABICALLS.
10290 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10291 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10292 (mips_restore_gp): Do nothing if the current function doesn't use
10294 (mips_expand_prologue): Only save $gp if the current function uses it.
10295 Use a normal move for TARGET_ABICALLS_PIC0.
10296 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10298 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10300 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10301 of function when handling GLOBAL_POINTER_REGNUM.
10303 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10306 * common.opt (-fstack-check): Do not declare the variable here.
10307 (-fstack-check=): New option variant.
10308 * doc/invoke.texi (Code Gen Options): Document it.
10309 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10310 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10311 (STACK_CHECK_STATIC_BUILTIN): New macro.
10312 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10313 * opts.c: Include expr.h.
10314 (common_handle_option) <OPT_fold_stack_check_>: New case.
10315 <OPT_fstack_check>: Likewise.
10316 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10317 consistently in the test for variable-sized types. Adjust for
10318 new behaviour of flag_stack_check.
10319 * explow.c: Include except.h.
10320 (allocate_dynamic_stack_space): Do not take into account
10321 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10322 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10323 for variable-sized parameters. Treat all parameters whose size is
10324 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10325 stack checking is enabled.
10326 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10327 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10328 if generic stack checking is enabled.
10329 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10330 * reload1.c (reload): Likewise.
10331 * stmt.c (expand_decl): Assert that all automatic variables have
10332 fixed size at this point and remove dead code.
10333 * flags.h (stack_check_type): New enumeration type.
10334 (flag_stack_check): Declare.
10335 * toplev.c (flag_stack_check): New global variable.
10336 * Makefile.in (opts.o): Add dependency on EXPR_H.
10337 (explow.o): Add dependency on except.h.
10339 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10341 * config/avr/avr.c (avr_override_options): Reduce value of
10342 PARAM_INLINE_CALL_COST.
10344 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10346 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10347 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10348 lieu of TYPE_MODE (type) throughout.
10350 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10352 * config/arm/arm.c (add_minipool_backward_ref): Check for
10353 8-byte-aligned entries in second case of forcing insertion after a
10354 particular entry. Change third case to avoid inserting
10355 non-8-byte-aligned entries before 8-byte-aligned ones.
10357 2008-08-15 Richard Guenther <rguenther@suse.de>
10359 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10360 strip components for unknown size accesses.
10362 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10364 * config/s390/2097.md New file.
10365 * config/s390/s390.md ("z10prop" attribute): Define none,
10366 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10367 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10368 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10369 possible values and apply them to insns as appropriate.
10370 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10371 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10372 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10373 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10374 ("bfp" mode attribute): Removed. Every occurence replaced
10376 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10377 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10380 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10383 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10386 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10388 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10389 additional argument. Support reduction when duplication is needed due
10390 to data-types of different sizes in the loop.
10391 (get_initial_def_for_induction): Fix printout.
10392 (vect_get_vec_def_for_stmt_copy): Support case where the
10393 vec_stmt_for_operand is a phi node.
10394 (vectorizable_reduction): Support reduction when duplication is needed
10395 due to data-types of different sizes in the loop.
10396 (vectorizable_call): Remove restriction to not vectorize in case we
10397 have data-types of different sizes in the loop.
10398 (vectorizable_conversion): Likewise.
10399 (vectorizable_operation): Likewise.
10400 (vectorizable_type_demotion): Likewise.
10401 (vectorizable_type_promotion): Likewise.
10402 (vectorizable_induction): Add restriction to not vectorize in case
10403 we have data-types of different sizes in the loop.
10405 2008-08-14 Christophe Saout <christophe@saout.de>
10406 Uros Bizjak <ubizjak@gmail.com>
10409 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10410 (*vec_concatv2di_rex64_sse4_1): Ditto.
10411 (*vec_concatv2di_rex64_sse): Ditto.
10413 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10415 PR middle-end/37103
10416 * fold-const.c (fold_widened_comparison): Do not allow
10417 sign changes that change the result even if shorter type
10418 is wider than arg1_unw's type.
10420 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10422 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10423 Skip if the multilib testing specifies -march that does not
10424 agree with the one specified in the testcase.
10426 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10428 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10429 zero extend SImode values being converted to TFmode before passing
10432 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10434 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10435 __PPU__ when targeting the Cell/B.E. PPU processor.
10437 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10439 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10440 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10441 Rematerialize the static chain, if any.
10442 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10445 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10447 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10448 (new_loc_descr): Likewise.
10449 (add_loc_descr): Likewise.
10450 (size_of_loc_descr): Likewise.
10451 (size_of_locs): Likewise.
10452 (output_loc_operands): Likewise.
10453 (output_loc_sequence): Likewise.
10454 (new_reg_loc_descr): New.
10455 (build_cfa_loc): Use it.
10456 (build_cfa_aligned_loc): Likewise.
10457 (one_reg_loc_descriptor): Likewise.
10458 (based_loc_descr): Likewise.
10460 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10463 * doc/invoke.texi (Wmain): Update.
10464 * c-decl.c (start_decl): warn_main is only 0 or 1.
10465 (start_function): Likewise. Fix formatting.
10466 (finish_function): Delete redundant warning.
10467 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10468 * c-opts (c_common_handle_option): -Wall only has effect if
10469 warn_main is uninitialized. OPT_Wmain is automatically
10470 handled. -pedantic also enables Wmain.
10471 (c_common_post_options): Handle all logic for Wmain here.
10472 * c-common.c (warn_main): Delete.
10473 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10474 * c-common.h (warn_main): Delete.
10476 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10478 PR middle-end/36701
10479 * expr.c (emit_group_store): Allocate stack temp with the
10480 largest alignment when copying from register to stack.
10482 2008-08-13 Richard Guenther <rguenther@suse.de>
10484 * tree.h (maybe_fold_offset_to_address): Declare.
10485 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10486 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10487 Likewise for POINTER_PLUS_EXPR.
10488 (maybe_fold_offset_to_reference): Enable disabled code.
10489 (maybe_fold_offset_to_address): New function.
10490 (fold_stmt_r): Use it.
10491 (fold_gimple_assign): Likewise.
10492 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10493 (gimplify_expr): Likewise.
10495 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10497 * toplev.h (pedwarn_at): Fix declaration.
10499 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10501 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10502 LINK_SPEC): Use %R in -Y P argument.
10504 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10507 * diagnostic.c (pedwarn_at): New.
10508 * toplev.h (pedwarn_at): Declare.
10509 * c-tree.h (build_enumerator): Update declaration.
10510 * c-decl.c (finish_enum): Update comment.
10511 (build_enumerator): Take a location parameter. Give a pedwarn but do
10512 not perform any conversion.
10513 * c-parser.c (c_parser_enum_specifier): Set correct location for
10516 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10519 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10520 expressions except for conversions to signed:1 bitfields. Handle
10521 COND_EXPR with constant operands.
10523 2008-08-13 Richard Guenther <rguenther@suse.de>
10525 PR tree-optimization/15255
10526 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10527 (struct oecount_s): New struct and VEC types.
10528 (cvec): New global.
10529 (oecount_hash): New function.
10530 (oecount_eq): Likewise.
10531 (oecount_cmp): Likewise.
10532 (zero_one_operation): New function.
10533 (build_and_add_sum): Likewise.
10534 (undistribute_ops_list): Perform un-distribution of multiplication
10535 and division on the chain of summands.
10536 (should_break_up_subtract): Also break up subtracts for factors.
10537 (reassociate_bb): Delete dead visited statements.
10538 Call undistribute_ops_list. Re-sort and optimize if it did something.
10539 * passes.c (init_optimization_passes): Move DSE before
10541 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10544 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10546 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10548 * doc/invoke.texi: Revert unintended checkin.
10550 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10553 * gcc.c (include_spec_function): Tweak call to find_a_file.
10555 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10557 PR middle-end/37014
10558 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10559 and TRUTH_ORIF_EXPR.
10560 * dojump.c (do_jump): Likewise.
10562 PR tree-optimization/37084
10563 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10564 if id->regimplify, don't assume stmt is a cast assignment.
10566 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10568 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10570 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10573 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10576 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10578 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10579 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10581 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10582 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10583 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10584 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10585 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10587 * doc/tm.texi (Storage Layout): Remove documentation for
10588 TARGET_FLOAT_FORMAT.
10590 * simplify-rtx.c (simplify_binary_operation_1): Replace
10591 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10593 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10595 * real.h (struct real_format): New member has_sign_dependent_rounding.
10596 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10597 spu_single_format, ieee_double_format, mips_double_format,
10598 motorola_double_format, ieee_extended_motorola_format,
10599 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10600 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10601 mips_extended_format, ieee_quad_format, mips_quad_format,
10602 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10603 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10605 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10606 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10607 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10608 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10609 (ROUND_TOWARDS_ZERO): Likewise.
10611 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10612 (FLOAT_MODE_FORMAT): New macro.
10613 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10614 (MODE_COMPOSITE_P): ... this new macro.
10615 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10616 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10617 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10619 * flags.h: Include "real.h".
10621 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10622 REAL_MODE_FORMAT_COMPOSITE_P.
10623 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10625 * doc/tm.texi (Storage Layout): Remove documentation of
10626 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10627 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10628 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10629 they only apply to libgcc2.a.
10631 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10633 * config/spu/float_disf.c: New file.
10634 * config/spu/float_unsdisf.c: New file.
10635 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10636 (LIB2FUNCS_EXCLUDE): Define.
10638 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10639 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10641 * real.h (struct real_format): New member round_towards_zero.
10642 * real.c (round_for_format): Respect fmt->round_towards_zero.
10643 (ieee_single_format, mips_single_format, motorola_single_format,
10644 spu_single_format, ieee_double_format, mips_double_format,
10645 motorola_double_format, ieee_extended_motorola_format,
10646 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10647 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10648 mips_extended_format, ieee_quad_format, mips_quad_format,
10649 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10650 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10652 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10653 real_format to choose rounding mode when calling MPFR functions.
10654 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10655 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10657 * real.h (real_to_decimal_for_mode): Add prototype.
10658 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10659 Respect target rounding mode when generating decimal representation.
10660 (real_to_decimal): New stub for backwards compatibility.
10661 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10662 real_to_decimal_for_mode instead of real_to_decimal.
10664 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10666 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10667 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10669 * real.c (spu_single_format): New variable.
10670 * real.h (spu_single_format): Declare.
10672 * config/spu/spu.c (spu_override_options): Install SFmode format.
10673 (spu_split_immediate): Use integer mode to operate on pieces of
10674 floating-point values in all cases.
10676 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10677 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10678 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10680 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10682 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10684 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10686 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10688 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10691 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10692 on the VAR_DECL instead of TYPE_READONLY on its type.
10694 2008-08-12 Ira Rosen <irar@il.ibm.com>
10696 * tree-vectorizer.c: Depend on langhooks.h.
10697 (supportable_widening_operation): Add two arguments. Support double
10699 (supportable_narrowing_operation): Likewise.
10700 * tree-vectorizer.h (supportable_widening_operation): Add two
10702 (supportable_narrowing_operation): Likewise.
10703 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10704 supportable_widening_operation with correct arguments.
10705 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10706 (vectorizable_type_demotion): Support double type conversions.
10707 (vectorizable_type_promotion): Likewise.
10708 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10710 2008-08-11 Michael Matz <matz@suse.de>
10712 * i386/i386.c (override_options): Move initialisation from
10713 flag_schedule_insns_after_reload to here from ...
10714 (optimization_options): ... here.
10716 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10718 PR rtl-optimization/36998
10719 * dwarf2out.c (compute_barrier_args_size_1,
10720 compute_barrier_args_size): Temporarily remove assertions.
10722 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10724 PR middle-end/20644
10725 * tree-ssa.c (struct walk_data): Add new flag
10726 warn_possibly_uninitialized.
10727 (warn_uninitialized_var): Use it.
10728 (warn_uninitialized_vars): New.
10729 (execute_early_warn_uninitialized): Call it.
10730 (execute_late_warn_uninitialized): Likewise.
10732 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10734 PR middle-end/36238
10735 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10736 for memory subregs.
10738 2008-08-09 Jan Hubicka <jh@suse.cz>
10741 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10743 (expand_fix): Be prepared for expansion to fail.
10744 (expand_sfix_optab): Remove instructions if expansion failed.
10746 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10748 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10749 avr31 architecture.
10750 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10751 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10753 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10755 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10756 mips/t-libgcc-mips16 to tmake_file.
10757 * config/mips/mips-protos.h (mips_call_type): New enum.
10758 (mips_pic_base_register, mips_got_load): Declare.
10759 (mips_restore_gp): Take an rtx argument.
10760 (mips_use_pic_fn_addr_reg_p): Declare.
10761 (mips_expand_call): Replace the sibcall_p argument with
10762 a mips_call_type argument. Add a lazy_p parameter.
10763 (mips_split_call): Declare.
10764 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10765 (MIPS16_PIC_TEMP): Likewise.
10766 (reg_class): Delete M16_NA_REGS.
10767 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10768 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10769 (mips_split_hi_p): Declare.
10770 * config/mips/mips.c (mips_split_hi_p): New array.
10771 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10772 (mips_got_symbol_type_p): New function.
10773 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10774 (mips16_stub_function_p): New function.
10775 (mips16_local_function_p): Likewise.
10776 (mips_use_pic_fn_addr_reg_p): Likewise.
10777 (mips_cannot_force_const_mem): Return false for HIGHs.
10778 Extend CONST_INT and symbolic handling to MIPS16, using
10779 mips_symbol_insns to check that the base symbol type is a
10780 legitimate constant. Reject GOT-based constants if
10781 TARGET_MIPS16_PCREL_LOADS.
10782 (mips_const_insns): Check targetm.cannot_force_const_mem when
10783 decomposing a symbolic base and a large offset.
10784 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10785 When calling a function that needs $25 from MIPS16 code,
10786 move the target address into $25 separately and add a USE
10788 (mips16_gp_pseudo_reg): Insert the initializer immediately
10789 before the first real insn.
10790 (mips_pic_base_register, mips_got_load): New functions.
10791 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10792 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10793 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10794 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10795 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10796 also passing NULL_RTX rather than const0_rtx as the aux argument.
10797 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10798 instead of TARGET_EXPLICIT_RELOCS.
10799 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10800 (mips_load_call_address): Replace the sibcall_p argument with
10801 a mips_call_type argument. Use mips_got_load.
10802 (mips16_local_alias): New structure.
10803 (mips16_local_aliases): New variable.
10804 (mips16_local_aliases_hash): New function.
10805 (mips16_local_aliases_eq): Likewise.
10806 (mips16_local_alias): Likewise.
10807 (mips16_stub_function): Likewise.
10808 (mips16_build_function_stub): Create a local alias for the target
10809 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10810 .cpload directive and an R_MIPS_NONE relocation for the target
10811 function, then load the alias rather than the function itself.
10812 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10813 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10814 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10815 (mips16_build_call_stub): Replace the FN parameter with an
10816 FN_PTR parameter. Force the address into a register if it
10817 isn't a call_insn_operand; don't rely on the caller to do this.
10818 If a call to a locally-defined and locally-binding MIPS16
10819 function must be made indirectly, redirect the call to the
10820 function's local alias. Use mips16_stub_function_p,
10821 mips16_stub_function, mips_expand_call and use_reg.
10822 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10823 Use explicit %hi and %lo accesses where possible.
10824 Use MIPS_CALL to generate the correct code form of a
10825 jal instruction. Add clobbers of $18 instead of uses.
10826 Update the call to mips_emit_call_insn.
10827 (mips_expand_call): Replace the SIBCALL_P argument with a
10828 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10829 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10830 allowing it to modify the call address. Update the calls to
10831 mips_load_call_address and mips_emit_call_insn.
10832 (mips_split_call): New function.
10833 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10834 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10835 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10836 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10837 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10839 (mips_cprestore_slot): New function.
10840 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10841 and use mips_cprestore_slot.
10842 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10844 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10845 then use a copygp_mips16 instruction to set up $28.
10846 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10847 (mips16_lay_out_constants): Call split_all_insns_noflow.
10848 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10849 false if TARGET_MIPS16.
10850 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10851 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10852 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10853 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10854 MIPS16 code. Allow MIPS16 o32 PIC.
10855 (mips_override_options): Allow MIPS16 o32 PIC.
10856 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10857 after reload if TARGET_USE_GOT.
10858 (UNSPEC_COPYGP): New constant.
10859 (length): Use a default length of 8 for MIPS16 GOT loads.
10860 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10861 (*got_page<mode>): Check mips_split_hi_p.
10862 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10863 (unspec_got<mode>, unspec_call<mode>): New expanders.
10864 (load_got<mode>, load_call<mode>): Remove the length attributes.
10865 Use a got attribute instead of a type attribute.
10866 (copygp_mips16): New insn.
10867 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10868 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10869 (sibcall, sibcall_value, call, call_value): Update the calls
10870 to mips_expand_call.
10871 (call_internal, call_value_internal): Use mips_split_call.
10872 (call_value_multiple_internal): Likewise.
10873 (call_split): Move after call_internal (the insn it is split from).
10874 (call_internal_direct, call_value_internal_direct): Turn into
10875 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10876 (call_direct_split, call_value_direct_split): New patterns.
10877 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10878 and use M16_REGS instead of M16_NA_REGS.
10879 * config/mips/predicates.md (const_call_insn_operand): Replace
10880 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10881 mips_use_pic_fn_addr_reg_p check.
10882 (move_operand): Reject HIGHs if mips_split_hi_p.
10883 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10884 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10885 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10886 * config/mips/libgcc-mips16.ver: New file.
10887 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10888 $(srcdir)/config/mips/libgcc-mips16.ver.
10890 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10892 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10894 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10895 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10896 (mips16_cfun_returns_in_fpr_p): Likewise.
10898 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10900 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10901 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10902 rather than 4 to PC.
10904 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10906 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10907 (FUNCTION_PROFILER): Save the static chain pointer into $2
10908 beforehand and restore it aftewards.
10909 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10910 address directly into $25 and call the function through $25;
10911 do not clobber $3. Pad the DImode version to cover the space
10912 left by the deleted $25 <- $3 move.
10913 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10914 the removal of the $25 <- $3 move.
10915 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10916 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10918 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10919 Daniel Jacobowitz <dan@codesourcery.com>
10921 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10922 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10923 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10924 * config/mips/mips.c (mips_start_function_definition): New function.
10925 (mips_end_function_definition): Likewise.
10926 (mips_output_function_prologue): Use mips_start_function_definition.
10927 (mips_output_function_epilogue): Use mips_end_function_definition.
10928 (build_mips16_function_stub): Use mips_start_function_definition
10929 and mips_end_function_definition.
10930 (build_mips16_call_stub): Likewise.
10932 2008-08-09 Richard Guenther <rguenther@suse.de>
10934 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10935 * gimple.h (gimple_call_fn): Adjust comment.
10936 (gimple_call_set_fndecl): New function.
10937 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10938 longer having bare FUNCTION_DECL operand.
10939 (gimple_call_return_type): Likewise.
10940 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10942 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10943 (gimple_mod_pow2): Likewise.
10944 (gimple_mod_subtract): Likewise.
10945 (gimple_ic): Likewise.
10946 (gimple_stringop_fixed_value): Likewise.
10947 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10948 longer having bare FUNCTION_DECL operand.
10949 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10950 * omp-low.c (optimize_omp_library_calls): Likewise.
10951 * cgraphunit.c (update_call_expr): Likewise.
10952 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10953 (execute_convert_to_rsqrt): Likewise.
10954 * cfgexpand.c (gimple_to_tree): Simplify.
10955 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10956 bare FUNCTION_DECL operand.
10957 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10958 (convert_gimple_call): Use gimple_call_fndecl.
10959 * c-common.c (c_warn_unused_result): Likewise.
10961 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10964 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10965 (c_finish_return): Likewise.
10966 (c_start_case): Likewise.
10967 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10968 * c-parser.c (c_parser_condition): New. Call
10969 verify_sequence_points.
10970 (c_parser_paren_condition): Call c_parser_condition.
10971 (c_parser_for_statement): Call c_parser_condition.
10973 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10976 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10977 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10978 Moved from diagnostic.h
10979 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10981 (emit_diagnostic): New.
10982 (warning0, pedwarn0): Delete.
10983 (warning, warning_at, pedwarn, permerror): Return bool.
10984 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10985 Moved to diagnostic.c.
10986 (struct diagnostic_context): Use correct type for
10987 classify_diagnostic.
10988 (diagnostic_report_diagnostic): Update declaration.
10989 (emit_diagnostic): Declare.
10990 * errors.c (warning): Return bool.
10991 * errors.h (warning): Update declaration.
10992 * toplev.h (warning0, pedwarn0): Delete.
10993 (warning, warning_at, pedwarn, permerror): Return bool.
10994 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10995 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10996 inform. Update all calls.
10997 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10998 before giving informative note.
10999 (implicit_decl_warning): Likewise.
11000 * c-typeck.c (build_function_call): Likewise.
11001 * tree-sssa.c (warn_uninit): Likewise.
11002 * builtins.c (gimplify_va_arg_expr): Likewise.
11004 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11007 * doc/invoke.texi (-Wextra): Move warning from here...
11008 (-Wuninitialized): ... to here.
11010 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11013 * flags.h (set_Wunused): Delete
11014 * toplev.c (process_options): Handle Wunused flags here.
11015 * opts.c (maybe_warn_unused_parameter): Delete.
11016 (common_handle_option): Replace set_Wunused by warn_unused.
11017 (set_Wextra): Do not handle Wunused-parameter here.
11018 (set_Wunused): Delete.
11019 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11021 * common.opt (Wunused): Add Var and Init.
11022 (Wunused-function): Likewise.
11023 (Wunused-label): Likewise.
11024 (Wunused-parameter): Likewise.
11025 (Wunused-value): Likewise.
11026 (Wunused-variable): Likewise.
11028 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11030 * doc/invoke.texi: Add cpu_type power7.
11031 * config.in (HAVE_AS_VSX): New.
11032 * config.gcc: Add cpu_type power7.
11033 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11035 * configure: Regenerate.
11036 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11038 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11039 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11040 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11042 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11044 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11045 type to vectorize.builtin_conversion.
11046 (vectorizable_conversion): Likewise.
11047 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11048 integral type as input.
11049 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11051 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11052 and ALTIVEC_BUILTIN_VCTSXS.
11053 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11056 2008-08-08 Richard Guenther <rguenther@suse.de>
11058 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11059 (surely_varying_stmt_p): Calls are varying only if they are
11060 non-builtin and not indirect or have no result.
11061 (ccp_fold): Re-instantiate code before the tuples merge.
11063 2008-08-08 Richard Guenther <rguenther@suse.de>
11065 PR tree-optimization/37056
11066 * gimple.h (gimple_assign_rhs_class): New helper function.
11067 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11068 unary operations properly.
11070 2008-08-07 Jan Hubicka <jh@suse.cz>
11072 * i386.h (ix86_size_cost): Declare.
11073 (ix86_cur_cost): New function macro.
11074 * i386.md (peepholes expanding size and splitters): Predicate by
11075 optimize_insn_for_speed_p.
11076 (peepholes reduce size and splitters): Predicate by
11077 optimize_insn_for_size_p.
11078 * i386.c (ix86_size_cost): Rename from ...
11079 (size_cost): This one.
11080 (override_options): Update.
11081 (decide_alg): Likewise.
11082 (ix86_expand_clear): Use RTL profile.
11083 (ix86_pad_returns): Use RTL profile.
11085 2008-08-07 Jan Hubicka <jh@suse.cz>
11087 * recog.c (split_all_insns): Set RTL profile
11088 (peephole2_optimize): Likewise.
11089 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11090 * combine.c (combine_instructions): Likewise.
11092 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11094 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11096 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11098 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11099 value in a6 after the set_frame_ptr insn.
11101 2008-08-07 Richard Henderson <rth@redhat.com>
11104 * gcc.c (cpp_options): Pass along -g*.
11106 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11108 * config/arm/arm.c (output_move_neon): Update comment describing
11109 big-endian vector layout.
11110 (arm_assemble_integer): Do not handle big-endian NEON vectors
11112 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11113 neon_vget_lane<mode>_sext_internal,
11114 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11115 element indices for big-endian.
11117 2008-08-07 Richard Henderson <rth@redhat.com>
11119 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11120 * configure, config.in: Rebuild.
11121 * debug.h (dwarf2out_do_cfi_asm): Declare.
11122 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11123 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11124 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11125 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11127 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11129 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11130 movv2si_internal): Combine into mov<mode>_internal.
11131 (movv2si_internal_2): Remove.
11133 2008-08-07 Jan Hubicka <jh@suse.cz>
11136 * i386.md (single stringop patterns): Enable unconditionally.
11138 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11141 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11143 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11144 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11146 * config/i386/sse.md (sse2_movq128): New.
11148 * doc/extend.texi: Document __builtin_ia32_movq128.
11150 2008-08-07 Richard Guenther <rguenther@suse.de>
11152 PR middle-end/37042
11153 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11154 pointers can access anything.
11156 2008-08-06 Jan Hubicka <jh@suse.cz>
11158 * optabs.c (emit_unop_insn): Break out to ...
11159 (maybe_emit_unop_insn): ... this one.
11160 (expand_sfix_optab): Use maybe variant.
11161 * optabs.h (maybe_emit_unop_insn): Declare.
11163 * i386.md (mov0 patterns): Enable by default.
11164 (FP conversion expanders): Disable expansion of code expanding
11165 sequences when instruction should be optimized for size.
11166 (single strinop patterns): Enable when optimizing for size.
11167 (string expanders): Disable expanding of code expanding sequences
11168 when optimizning instruction for size.
11169 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11171 (ix86_fp_comparison_sahf_cost): Likewise.
11172 (ix86_expand_branch): Likewise.
11173 (ix86_expand_ashl_const): Likewise.
11174 (ix86_split_ashl): Likewise.
11175 (ix86_expand_strlen): Likewise.
11176 (ix86_emit_fp_unordered_jump): Likewie.
11178 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11180 * c-common.c: Fix typo.
11181 (c_common_reswords): Activate more C++ keyword warnings.
11183 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11185 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11188 * diagnostic.c (permerror_at): New.
11189 * toplev.h (permerror_at): Declare.
11191 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11192 Ira Rosen <irar@il.ibm.com>
11194 * tree-vect-transform.c (vect_model_simple_cost): Return
11195 immediately if stmt is pure SLP.
11196 (vect_model_store_cost): Ditto.
11197 (vect_model_load_cost): Ditto.
11198 (vectorizable_store): Remove PURE_SLP check before call
11199 to vect_model_store_cost.
11200 (vect_model_store_cost): When checking whether stmt describe
11201 strided access, add a check that it is not slp_node.
11203 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11206 * c-common.c (warn_for_sign_compare): New. Handle separately the
11207 case that 'constant' is zero.
11208 * c-typeck.c (build_binary_op): Move code to c-common.c
11210 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11212 * config/alpha/alpha.c (alpha_preferred_reload_class,
11213 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11214 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11215 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11216 * config/arm/arm.md: Likewise.
11217 * config/avr/avr-protos.h (preferred_reload_class,
11218 test_hard_reg_class, avr_simplify_comparison_p,
11219 out_shift_with_cnt, class_max_nregs): Likewise.
11220 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11221 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11222 preferred_reload_class, test_hard_reg_class): Likewise.
11223 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11224 bfin_memory_move_cost, bfin_secondary_reload,
11225 bfin_output_mi_thunk): Likewise.
11226 * config/crx/crx.c (crx_secondary_reload_class,
11227 crx_memory_move_cost): Likewise.
11228 * config/frv/frv-protos.h (frv_secondary_reload_class,
11229 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11230 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11231 frv_secondary_reload_class, frv_class_likely_spilled_p,
11232 frv_class_max_nregs): Likewise.
11233 * config/h8300/h8300.c (h8300_classify_operand,
11234 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11236 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11237 * config/ia64/ia64.c (ia64_preferred_reload_class,
11238 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11239 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11240 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11242 * config/m68hc11/m68hc11.c (preferred_reload_class,
11243 m68hc11_memory_move_cost): Likewise.
11244 * config/mcore/mcore.c (mcore_secondary_reload_class,
11245 mcore_reload_class): Likewise.
11246 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11247 mips_class_max_nregs, mips_cannot_change_mode_class,
11248 mips_preferred_reload_class, mips_secondary_reload_class,
11249 mips_output_mi_thunk): Likewise.
11250 * config/mmix/mmix.c (mmix_preferred_reload_class,
11251 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11253 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11255 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11256 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11257 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11258 * config/rs6000/rs6000.c (paired_expand_vector_init,
11259 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11260 compare_section_name, rs6000_memory_move_cost): Likewise.
11261 * config/s390/s390.c (s390_emit_compare_and_swap,
11262 s390_preferred_reload_class, s390_secondary_reload,
11263 legitimize_pic_address, legitimize_tls_address,
11264 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11265 s390_class_max_nregs): Likewise.
11266 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11267 * config/s390/s390.md: Likewise.
11268 * config/score/score-protos.h (score_secondary_reload_class,
11269 score_preferred_reload_class): Likewise.
11270 * config/score/score.c (score_preferred_reload_class,
11271 score_secondary_reload_class): Likewise.
11272 * config/score/score3.c (score3_output_mi_thunk,
11273 score3_preferred_reload_class, score3_secondary_reload_class,
11274 score3_hard_regno_mode_ok): Likewise.
11275 * config/score/score3.h (score3_preferred_reload_class,
11276 score3_secondary_reload_class): Likewise.
11277 * config/score/score7.c (score7_output_mi_thunk,
11278 score7_preferred_reload_class, score7_secondary_reload_class,
11279 score7_hard_regno_mode_ok): Likewise.
11280 * config/score/score7.h (score7_preferred_reload_class,
11281 score7_secondary_reload_class): Likewise.
11282 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11283 output_branchy_insn, add_constant, gen_block_redirect,
11284 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11285 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11286 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11287 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11288 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11289 xstormy16_preferred_reload_class): Likewise.
11290 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11291 xtensa_expand_atomic, override_options,
11292 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11294 * reorg.c (try_merge_delay_insns): Likewise.
11295 * tree.c (merge_dllimport_decl_attributes): Likewise.
11297 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11299 2008-08-06 Michael Matz <matz@suse.de>
11301 * Makefile.in (write_entries_to_file): Quote words.
11302 * gengtype.c: (read_input_line): Skip over leading white-space.
11304 2008-08-06 Marc Gauthier <marc@tensilica.com>
11306 * config.gcc: Match more processor names for Xtensa.
11307 * configure.ac: Likewise.
11308 * doc/install.texi (Specific): Likewise.
11309 * configure: Regenerate.
11311 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11313 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11314 * calls.c (avoid_likely_spilled_reg): Likewise.
11315 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11316 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11317 * config/i386/i386.c (ix86_expand_special_args_builtin,
11318 ix86_secondary_reload): Likewise.
11319 * except.c (struct eh_region, gen_eh_region_catch,
11320 remove_unreachable_regions, duplicate_eh_regions,
11321 assign_filter_values, build_post_landing_pads,
11322 sjlj_find_directly_reachable_regions, remove_eh_handler,
11323 reachable_next_level, foreach_reachable_handler,
11324 can_throw_internal_1, can_throw_external_1,
11325 collect_one_action_chain): Likewise.
11326 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11327 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11328 * function.c (update_temp_slot_address, instantiate_new_reg,
11329 instantiate_virtual_regs_in_rtx,
11330 instantiate_virtual_regs_in_insn): Likewise.
11331 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11332 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11333 gimplify_cleanup_point_expr): Likewise.
11334 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11335 * passes.c (next_pass_1): Likewise.
11336 * print-tree.c (print_node_brief, print_node): Likewise.
11337 * profile.c (branch_prob): Likewise.
11338 * tree-dump.c (dump_register): Likewise.
11339 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11341 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11342 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11343 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11344 copy_arguments_for_versioning, copy_static_chain): Likewise.
11345 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11346 add_new_name_mapping, register_new_name_mapping): Likewise.
11347 * tree-mudflap.c (mf_xform_derefs): Likewise.
11348 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11349 get_init_expr, combine_chains): Likewise.
11350 * tree-pretty-print.c (dump_generic_node): Likewise.
11351 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11352 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11353 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11354 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11356 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11358 PR middle-end/37010
11359 * calls.c (expand_call): Use the biggest preferred stack
11362 2008-08-06 Michael Matz <matz@suse.de>
11365 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11366 for reused reload, instead of overwriting them.
11368 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11370 PR middle-end/37009
11371 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11372 for incoming stack boundary.
11374 * function.c (assign_parm_find_entry_rtl): Update
11375 parm_stack_boundary.
11377 * function.h (rtl_data): Add parm_stack_boundary.
11379 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11380 parm_stack_boundary for incoming stack boundary.
11382 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11384 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11385 for unrepresentable subregs or treat them as equal to other regs
11386 or subregs with the same register number.
11388 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11390 PR middle-end/35432
11391 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11394 2008-08-06 Jan Hubicka <jh@suse.cz>
11396 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11397 frequencies might be hot.
11399 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11401 * reload.c (find_reloads): Force constants into literal pool
11402 also if they are wrapped in a SUBREG.
11404 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11407 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11408 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11409 Don't allow predicated instructions for data speculation.
11410 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11413 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11415 * haifa-sched.c (extend_global): Split to extend_global_data and
11416 extend_region_data. Update all uses.
11417 (extend_all): Rename to extend_block_data.
11419 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11421 * sched-rgn.c (new_ready): Check if instruction can be
11422 speculatively scheduled before attempting speculation.
11423 (debug_rgn_dependencies): Remove wrongful assert.
11425 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11427 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11429 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11431 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11432 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11433 va_size, and type_size.
11435 2008-08-04 Jason Merrill <jason@redhat.com>
11438 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11439 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11441 2008-08-05 Richard Henderson <rth@redhat.com>
11443 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11444 * configure: Rebuild.
11446 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11449 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11450 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11453 2008-08-05 Richard Henderson <rth@redhat.com>
11455 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11456 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11457 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11458 * common.opt (fdwarf2-cfi-asm): New.
11459 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11460 * config.in, configure: Rebuild.
11461 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11462 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11464 (dw2_force_const_mem): Externalize.
11465 * dwarf2asm.h: Update.
11466 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11467 generate a real label.
11468 (output_cfi_directive): New.
11469 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11470 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11471 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11473 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11474 (output_loc_operands_raw, output_loc_sequence_raw): New.
11475 (output_cfa_loc_raw): New.
11477 2008-08-05 Paul Brook <paul@codesourcery.com>
11479 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11480 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11481 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11482 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11483 * config/arm/arm.h (TARGET_VFPD32): Define.
11484 (TARGET_VFP3): Use TARGET_VFPD32.
11485 (fputype): Add FPUTYPE_VFP3D16.
11486 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11487 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11488 * config/arm/arm-cores.def: Add cortex-r4f.
11489 * config/arm/arm-tune.md: Regenerate.
11491 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11493 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11494 Reword some comments throughout the file.
11496 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11497 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11498 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11499 MFC_MIN_DMA_LIST_ELEMENTS.
11500 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11501 MFC_MAX_DMA_LIST_ELEMENTS.
11503 (MFC_START_ENABLE): Remove PPU-only define.
11504 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11505 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11507 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11508 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11509 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11510 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11511 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11512 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11513 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11515 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11516 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11517 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11518 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11520 (spu_read_machine_status): Fix typo.
11522 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11524 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11525 SUBREG of multi-word hard register.
11526 * config/spu/spu.c (valid_subreg): Likewise.
11527 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11529 2008-08-04 Richard Guenther <rguenther@suse.de>
11531 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11532 the candidate with the stripped base if that base is different
11533 from the original base even for offset zero.
11535 2008-08-04 Richard Guenther <rguenther@suse.de>
11537 PR middle-end/36691
11538 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11539 check for no_overflow.
11541 2008-08-04 Richard Guenther <rguenther@suse.de>
11543 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11545 2008-08-04 Paul Brook <paul@codesourcery.com>
11547 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11548 (arm_order_regs_for_local_alloc): New function.
11549 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11551 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11553 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11556 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11557 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11558 (ix86_expand_epilogue): Likewise.
11560 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11562 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11565 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11567 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11568 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11569 (*movv2sf_internal_rex64): Ditto.
11571 2008-08-03 Jan Hubicka <jh@suse.cz>
11573 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11574 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11575 * expmed.c (expand_smod_pow2): Likewise.
11577 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11580 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11581 alternative 0 of operand 1.
11582 (*vec_concatv2di_rex64_sse): Ditto.
11583 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11585 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11586 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11587 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11588 (*movv2sf_internal_rex64): Ditto.
11590 2008-08-02 Richard Guenther <rguenther@suse.de>
11593 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11594 (ssedoublesizemode): New mode attribute.
11595 (sse_shufps): Call gen_sse_shufps_v4sf.
11596 (sse_shufps_1): Macroize.
11597 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11598 (sse2_shufpd_1): Macroize.
11599 (vec_extract_odd, vec_extract_even): New expanders.
11600 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11601 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11602 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11603 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11604 (ix86_expand_vector_set): Likewise.
11605 (ix86_expand_reduc_v4sf): Likewise.
11607 2008-08-01 Doug Kwan <dougkwan@google.com>
11609 * matrix-reorg.c: Re-enable all code.
11610 (struct malloc_call_data): Change CALL_STMT to gimple type.
11611 (collect_data_for_malloc_call): Tuplify.
11612 (struct access_site_info): Change STMT to gimple type.
11613 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11614 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11615 (struct free_info): Change STMT to gimple type.
11616 (struct matrix_access_phi_node): Change PHI to gimple type.
11617 (get_inner_of_cast_expr): Remove.
11618 (may_flatten_matrices_1): Tuplify.
11619 (may_flatten_matrices): Ditto.
11620 (mark_min_matrix_escape_level): Ditto.
11621 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11622 (ssa_accessed_in_call_rhs): New
11623 (ssa_accessed_in_assign_rhs): New
11624 (record_access_alloc_site_info): Tuplify.
11625 (add_allocation_site): Ditto.
11626 (analyze_matrix_allocation_site): Ditto.
11627 (analyze_transpose): Ditto.
11628 (get_index_from_offset): Ditto.
11629 (update_type_size): Ditto.
11630 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11631 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11632 (analyze_accesses_for_phi_node): Tuplify.
11633 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11634 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11635 (analyze_matrix_accesses): Tuplify.
11636 (check_var_data): New call-back type for check_var_notmodified_p.
11637 (check_var_notmodified_p): Tuplify and use call-back struct to
11638 return statement found.
11639 (can_calculate_expr_before_stmt): Factor out statement related code
11641 (can_calculate_stmt_before_stmt): New.
11642 (check_allocation_function): Tuplify.
11643 (find_sites_in_func): Ditto.
11644 (record_all_accesses_in_func): Ditto.
11645 (transform_access_sites): Ditto.
11646 (transform_allocation_sites): Ditto.
11647 (matrix_reorg): Re-enable.
11648 (gate_matrix_reorg): Re-enable.
11650 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11652 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11653 for labels for which it hasn't been set yet. If it has been set,
11654 stop walking insns and continue with next worklist item.
11655 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11656 if the only BARRIER is at the very end of a function.
11658 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11660 * cfgexpand.c (expand_stack_alignment): Assert that
11661 stack_realign_drap and drap_rtx must match.
11663 * function.c (instantiate_new_reg): If DRAP is used to realign
11664 stack, replace virtual_incoming_args_rtx with internal arg
11667 2008-08-01 Richard Guenther <rguenther@suse.de>
11669 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11670 loop information only if we initialized it.
11671 (execute_pre): Call fini_pre with in_fre.
11672 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11673 if we do not unroll because we hit max-completely-peeled-insns.
11674 Use our estimation for consistency, do allow shrinking.
11676 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11678 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11679 with MIN_STACK_BOUNDARY.
11680 (ix86_update_stack_boundary): Likewise.
11681 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11684 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11685 (MIN_STACK_BOUNDARY): This.
11687 2008-08-01 Richard Guenther <rguenther@suse.de>
11689 PR middle-end/36997
11690 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11692 2008-08-01 Richard Guenther <rguenther@suse.de>
11694 PR tree-optimization/36988
11695 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11696 do not matter if that doesn't change volatile qualification.
11698 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11700 * configure.ac: Do not generate libada-mk. Do not subst
11701 host_cc_for_libada.
11702 * libada-mk.in: Remove.
11703 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11704 * configure: Regenerate.
11706 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11708 * tree-pass.h: Added comment about not dumping passes with name
11709 starting with star in struct opt_pass.
11710 * passes.c (register_dump_files_1): Don't do dump for a pass with
11711 name starting with star.
11712 * doc/passes.texi (Pass manager): Mention pass names and special
11713 meaning of star prefix to avoid dump.
11715 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11717 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11719 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11720 (ISA_MIPS64R2): New macro.
11721 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11722 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11723 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11724 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11725 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11726 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11727 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11728 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11729 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11730 Move up to keep list alphabetically sorted.
11731 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11732 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11734 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11735 (-march=@var{arch}): Add mips64r2.
11737 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11739 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11741 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11743 * expr.c (expand_assignment): Check for complete type.
11745 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11748 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11750 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11751 for stack alignment.
11753 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11755 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11757 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11758 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11760 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11762 PR rtl-optimization/36419
11763 * dwarf2out.c (barrier_args_size): New variable.
11764 (compute_barrier_args_size, compute_barrier_args_size_1): New
11766 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11767 if not called yet in the current function, use barrier_args_size
11768 array to find the new args_size value.
11769 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11771 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11774 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11777 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11780 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11781 (dwarf2out_stack_adjust): Use it.
11782 (dwarf2out_frame_debug_expr): Likewise.
11784 2008-07-31 Richard Guenther <rguenther@suse.de>
11786 PR tree-optimization/36978
11787 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11788 the generated condition.
11790 2008-07-31 Richard Guenther <rguenther@suse.de>
11792 * passes.c (init_optimization_passes): Always call
11793 pass_early_warn_uninitialized.
11794 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11795 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11796 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11798 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11801 * builtins.c (maybe_emit_free_warning): New function.
11802 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11803 maybe_emit_free_warning for BUILT_IN_FREE.
11806 * dwarf2out.c (get_context_die): New function.
11807 (force_decl_die, force_type_die): Use it.
11808 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11809 returns NULL, force generation of DW_TAG_typedef and put that into
11812 PR preprocessor/36649
11813 * c-pch.c (c_common_read_pch): Save and restore
11814 line_table->trace_includes across PCH restore.
11816 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11819 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11821 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11824 * final.c (call_from_call_insn): Handle COND_EXEC.
11826 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11828 * builtins.c (std_gimplify_va_arg_expr): Replace
11829 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11830 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11832 2008-07-30 Joey Ye <joey.ye@intel.com>
11833 H.J. Lu <hongjiu.lu@intel.com>
11835 * builtins.c (expand_builtin_setjmp_receiver): Replace
11836 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11837 (expand_builtin_apply_args_1): Likewise.
11838 (expand_builtin_longjmp): Need DRAP for stack alignment.
11839 (expand_builtin_apply): Likewise.
11841 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11842 instead of assign_stack_local to allow alignment reduction.
11844 * calls.c (emit_call_1): Need DRAP for stack alignment if
11846 (expand_call): Replace virtual_incoming_args_rtx with
11847 crtl->args.internal_arg_pointer.
11848 * stmt.c (expand_nl_goto_receiver): Likewise.
11850 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11851 alignment and store to stack_alignment_estimated and
11852 max_used_stack_slot_alignment.
11853 (expand_one_var): Likewise.
11854 (expand_stack_alignment): New function.
11855 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11856 and stack_alignment_estimated fields in rtl_data. Call
11857 expand_stack_alignment at end.
11859 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11860 (MAX_STACK_ALIGNMENT): Likewise.
11861 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11862 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11864 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11865 stack alignment when generating virtual registers.
11867 * function.c (assign_stack_local): Renamed to ...
11868 (assign_stack_local_1): This. Add a parameter to indicate
11869 if it is OK to reduce alignment.
11870 (assign_stack_local): Use it.
11871 (instantiate_new_reg): Instantiate virtual incoming args rtx
11872 to vDRAP if stack realignment and DRAP is needed.
11873 (assign_parms): Collect parameter/return type alignment and
11874 contribute to stack_alignment_estimated.
11875 (locate_and_pad_parm): Likewise.
11876 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11877 with crtl->args.internal_arg_pointer.
11879 * function.h (rtl_data): Add new field drap_reg,
11880 max_used_stack_slot_alignment, stack_alignment_estimated,
11881 stack_realign_needed, need_drap, stack_realign_processed and
11882 stack_realign_finalized.
11883 (stack_realign_fp): New macro.
11884 (stack_realign_drap): Likewise.
11886 * global.c (compute_regsets): Frame pointer is needed when
11887 stack is realigned. Can eliminate frame pointer when stack is
11888 realigned and dynamic realigned argument pointer isn't used.
11890 * reload1.c (update_eliminables): Frame pointer is needed
11891 when stack is realigned.
11892 (init_elim_table): Can eliminate frame pointer when stack is
11893 realigned and dynamic realigned argument pointer isn't used.
11895 * rtl.h (assign_stack_local_1): Declare new funtion.
11897 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11898 (TARGET_GET_DRAP_RTX): Likewise.
11899 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11900 TARGET_GET_DRAP_RTX.
11902 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11904 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11905 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11907 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11908 H.J. Lu <hongjiu.lu@intel.com>
11910 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11911 vdrap_reg, stack_realign and drap_reg_saved.
11912 (add_cfi): Don't allow redefining CFA when DRAP is used.
11913 (reg_save): Handle stack alignment.
11914 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11915 alignment. Don't generate DWARF information for (set fp sp)
11917 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11919 (int_loc_descriptor): Move prototype forward. Also define if
11920 DWARF2_UNWIND_INFO is true.
11921 (output_cfa_loc): Handle DW_CFA_expression.
11922 (build_cfa_aligned_loc): New.
11923 (based_loc_descr): Update assert for stack realign. For local
11924 variables, use sp+offset when stack is aligned without drap and
11925 fp+offset when stack is aligned with drap. For arguments, use
11926 cfa+offset when drap is used to align stack.
11928 2008-07-30 Joey Ye <joey.ye@intel.com>
11929 H.J. Lu <hongjiu.lu@intel.com>
11931 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11933 (ix86_gen_andsp): New.
11934 (ix86_user_incoming_stack_boundary): Likewise.
11935 (ix86_default_incoming_stack_boundary): Likewise.
11936 (ix86_incoming_stack_boundary): Likewise.
11937 (ix86_can_eliminate): Likewise.
11938 (find_drap_reg): Likewise.
11939 (ix86_update_stack_boundary): Likewise.
11940 (ix86_get_drap_rtx): Likewise.
11941 (ix86_finalize_stack_realign_flags): Likewise.
11942 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11943 (TARGET_GET_DRAP_RTX): Likewise.
11944 (override_options): Overide option value for new options.
11945 (ix86_function_ok_for_sibcall): Remove check for
11946 force_align_arg_pointer.
11947 (ix86_handle_cconv_attribute): Likewise.
11948 (ix86_function_regparm): Likewise.
11949 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11950 (ix86_va_start): Replace virtual_incoming_args_rtx with
11951 crtl->args.internal_arg_pointer.
11952 (ix86_select_alt_pic_regnum): Check DRAP register.
11953 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11954 (ix86_compute_frame_layout): Compute frame layout wrt stack
11956 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11957 (ix86_expand_prologue): Decide if stack realignment is needed
11958 and generate prologue code accordingly.
11959 (ix86_expand_epilogue): Generate epilogue code wrt stack
11960 realignment is really needed or not.
11962 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11963 (ABI_STACK_BOUNDARY): Likewise.
11964 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11965 (STACK_REALIGN_DEFAULT): Likewise.
11966 (INCOMING_STACK_BOUNDARY): Likewise.
11967 (MAX_STACK_ALIGNMENT): Likewise.
11968 (ix86_incoming_stack_boundary): Likewise.
11969 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11970 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11971 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11972 (machine_function): Remove force_align_arg_pointer.
11974 * config/i386/i386.md (BX_REG): New.
11975 (R13_REG): Likewise.
11977 * config/i386/i386.opt (mforce_drap): New.
11978 (mincoming-stack-boundary): Likewise.
11979 (mstackrealign): Add Init(-1).
11981 * config/i386/i386-protos.h (ix86_can_eliminate): New
11983 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11985 * doc/extend.texi: Update force_align_arg_pointer.
11987 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11990 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11991 (INCOMING_STACK_BOUNDARY): Likewise.
11992 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11993 (TARGET_GET_DRAP_RTX): Likewise.
11995 2008-07-30 Andreas Schwab <schwab@suse.de>
11997 PR rtl-optimization/36929
11998 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11999 add_insn_before and fix argument order.
12000 (replace_inc_dec_mem): Handle NULL rtx.
12002 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
12004 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
12006 (arm_compute_initial_elimination_offset): Use it.
12007 (arm_compute_save_reg_mask): Include static chain save slot when
12008 calculating alignment.
12009 (arm_get_frame_offsets): Ditto.
12010 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
12011 that we can use to decrement the stack when the stack decrement
12012 could be too big for an immediate value in a single insn.
12013 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
12015 2008-07-30 Richard Guenther <rguenther@suse.de>
12017 PR tree-optimization/36967
12018 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
12019 Release defs of statements we remove.
12021 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12023 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12024 instead of NULL_RTVEC.
12026 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12030 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12033 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12035 * final.c (call_from_call_insn): New.
12036 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12038 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12040 * configure.ac: Substitute ADA_CFLAGS.
12041 * configure: Regenerate.
12042 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12043 * Makefile.in: Remove mention of X_* variables.
12044 * config/pa/x-ada-hpux10: Remove.
12045 * config/pa/x-ada: Remove.
12047 * doc/fragments.texi: Update.
12049 2008-07-30 Olivier Hainque <hainque@adacore.com>
12051 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12052 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12053 __dso_handle explicitly here.
12055 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12058 * c-typeck.c (build_binary_op): Encapsulate code into...
12059 * c-common.c (shorten_binary_op): ...this new function.
12060 (conversion_warning): Use the new function. Handle non-negative
12061 constant in bitwise-and.
12062 * c-common.h (shorten_binary_op): Declare.
12064 2008-07-30 Olivier Hainque <hainque@adacore.com>
12066 * scan.c (make_sstring_space): Add explicit conversions of
12067 allocator's return value.
12068 * fix-header.c (recognized_function): Likewise.
12070 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12072 * doc/cpp.texi: Update to GFDL 1.2.
12073 * doc/gcc.texi: Do not list GPL as Invariant Section.
12074 * doc/gccint.texi: Likewise. Update copyright years.
12075 * doc/install.texi: Update copyright years.
12077 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12080 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12081 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12083 2008-07-29 Jan Hubicka <jh@suse.cz>
12085 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12086 (grokdeclarator): Likewise.
12087 * langhooks.c (lhd_warn_unused_global_decl): Use
12088 DECL_DECLARED_INLINE_P.
12089 * print-tree.c (print_node): Remove DECL_INLINE check.
12091 2008-07-29 Richard Guenther <rguenther@suse.de>
12093 PR tree-optimization/36945
12094 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12095 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12096 Record invariant addresses un-decomposed.
12097 (copy_reference_ops_from_call): Record reference call
12098 arguments properly. Simplify.
12099 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12100 helper split out from ...
12101 (create_component_ref_by_pieces): ... here. Simplify.
12102 Prepare for recursive invocation for call arguments.
12103 (create_expression_by_pieces): Adjust call to
12104 create_component_ref_by_pieces.
12105 (compute_avail): Process operand 2 of reference ops.
12107 2008-07-29 Richard Guenther <rguenther@suse.de>
12109 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12111 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12113 * c-format.c (check_format_types): Revert unwanted checkin.
12115 2008-07-29 Jan Hubicka <jh@suse.cz>
12117 * flags.h (flag_really_no_inline): Remove.
12118 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12119 * toplev.c (flag_really_no_inline): Remove.
12120 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12121 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12122 (cgraph_decide_inlining_incrementally): Likewise.
12123 (compute_inline_parameters): Likewise.
12124 * opts.c (decode_options): Simplify.
12125 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12126 * common.opt (finline): Initialize to 1.
12127 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12129 2008-07-29 Jan Hubicka <jh@suse.cz>
12131 * predict.c (always_optimize_for_size_p): New function.
12132 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12133 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12134 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12136 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12137 * function.c (prepare_function_start): Set default profile.
12138 * function.h (rtl_data): Add maybe_hot_insn_p.
12139 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12140 (construct_exit_block): Likewise.
12141 (tree_expand_cfg): Likewise.
12143 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12144 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12145 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12146 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12149 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12152 * c-decl.c (merge_decls): Merge USED flags.
12154 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12156 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12157 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12158 next_stack, lab_false and lab_over trees.
12160 2008-07-28 Richard Guenther <rguenther@suse.de>
12162 PR tree-optimization/36957
12163 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12164 (useless_type_conversion_p): Remove.
12165 (types_compatible_p): Remove.
12166 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12167 (useless_type_conversion_p): Declare.
12168 (types_compatible_p): Declare.
12169 (gimple_expr_type): Return the base type only if it is
12170 trivially convertible to the subtype.
12172 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12174 * configure.ac: Use the m4_do macro to concatenate the warnings into
12175 one string in ACX_PROG_CC_WARNING_OPTS,
12176 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12177 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12178 * configure: Regenerate.
12180 2008-07-28 Richard Guenther <rguenther@suse.de>
12182 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12183 (insert_fake_stores): Remove.
12184 (realify_fake_stores): Likewise.
12185 (execute_pre): Remove dead code.
12186 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12187 (find_func_aliases): Deal with it here instead.
12188 Re-enable gcc_unreachable call.
12190 2008-07-28 Richard Guenther <rguenther@suse.de>
12192 Merge from gimple-tuples-branch.
12194 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12195 * gimple.def: New file.
12196 * gsstruct.def: Likewise.
12197 * gimple-iterator.c: Likewise.
12198 * gimple-pretty-print.c: Likewise.
12199 * tree-gimple.c: Removed. Merged into ...
12200 * gimple.c: ... here. New file.
12201 * tree-gimple.h: Removed. Merged into ...
12202 * gimple.h: ... here. New file.
12204 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12205 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12206 --enable-checking=gimple flag.
12207 * config.in: Likewise.
12208 * configure: Regenerated.
12210 * tree-ssa-operands.h: Tuplified.
12211 * tree-vrp.c: Likewise.
12212 * tree-loop-linear.c: Likewise.
12213 * tree-into-ssa.c: Likewise.
12214 * tree-ssa-loop-im.c: Likewise.
12215 * tree-dump.c: Likewise.
12216 * tree-complex.c: Likewise.
12217 * cgraphbuild.c: Likewise.
12218 * tree-ssa-threadupdate.c: Likewise.
12219 * tree-ssa-loop-niter.c: Likewise.
12220 * tree-pretty-print.c: Likewise.
12221 * tracer.c: Likewise.
12222 * gengtype.c: Likewise.
12223 * tree-loop-distribution.c: Likewise.
12224 * tree-ssa-loop-unswitch.c: Likewise.
12225 * cgraph.c: Likewise.
12226 * cgraph.h: Likewise.
12227 * tree-ssa-loop-manip.c: Likewise.
12228 * value-prof.c: Likewise.
12229 * tree-ssa-loop-ch.c: Likewise.
12230 * tree-tailcall.c: Likewise.
12231 * value-prof.h: Likewise.
12232 * tree.c: Likewise.
12233 * tree.h: Likewise.
12234 * tree-pass.h: Likewise.
12235 * ipa-cp.c: Likewise.
12236 * tree-scalar-evolution.c: Likewise.
12237 * tree-scalar-evolution.h: Likewise.
12238 * target.h: Likewise.
12239 * lambda-mat.c: Likewise.
12240 * tree-phinodes.c: Likewise.
12241 * diagnostic.h: Likewise.
12242 * builtins.c: Likewise.
12243 * tree-ssa-alias-warnings.c: Likewise.
12244 * cfghooks.c: Likewise.
12245 * fold-const.c: Likewise.
12246 * cfghooks.h: Likewise.
12247 * omp-low.c: Likewise.
12248 * tree-ssa-dse.c: Likewise.
12249 * ipa-reference.c: Likewise.
12250 * tree-ssa-uncprop.c: Likewise.
12251 * toplev.c: Likewise.
12252 * tree-gimple.c: Likewise.
12253 * tree-gimple.h: Likewise.
12254 * tree-chrec.c: Likewise.
12255 * tree-chrec.h: Likewise.
12256 * tree-ssa-sccvn.c: Likewise.
12257 * tree-ssa-sccvn.h: Likewise.
12258 * cgraphunit.c: Likewise.
12259 * tree-ssa-copyrename.c: Likewise.
12260 * tree-ssa-ccp.c: Likewise.
12261 * tree-ssa-loop-ivopts.c: Likewise.
12262 * tree-nomudflap.c: Likewise.
12263 * tree-call-cdce.c: Likewise.
12264 * ipa-pure-const.c: Likewise.
12265 * c-format.c: Likewise.
12266 * tree-stdarg.c: Likewise.
12267 * tree-ssa-math-opts.c: Likewise.
12268 * tree-ssa-dom.c: Likewise.
12269 * tree-nrv.c: Likewise.
12270 * tree-ssa-propagate.c: Likewise.
12271 * ipa-utils.c: Likewise.
12272 * tree-ssa-propagate.h: Likewise.
12273 * tree-ssa-alias.c: Likewise.
12274 * gimple-low.c: Likewise.
12275 * tree-ssa-sink.c: Likewise.
12276 * ipa-inline.c: Likewise.
12277 * c-semantics.c: Likewise.
12278 * dwarf2out.c: Likewise.
12279 * expr.c: Likewise.
12280 * tree-ssa-loop-ivcanon.c: Likewise.
12281 * predict.c: Likewise.
12282 * tree-ssa-loop.c: Likewise.
12283 * tree-parloops.c: Likewise.
12284 * tree-ssa-address.c: Likewise.
12285 * tree-ssa-ifcombine.c: Likewise.
12286 * matrix-reorg.c: Likewise.
12287 * c-decl.c: Likewise.
12288 * tree-eh.c: Likewise.
12289 * c-pretty-print.c: Likewise.
12290 * lambda-trans.c: Likewise.
12291 * function.c: Likewise.
12292 * langhooks.c: Likewise.
12293 * ebitmap.h: Likewise.
12294 * tree-vectorizer.c: Likewise.
12295 * function.h: Likewise.
12296 * langhooks.h: Likewise.
12297 * tree-vectorizer.h: Likewise.
12298 * ipa-type-escape.c: Likewise.
12299 * ipa-type-escape.h: Likewise.
12300 * domwalk.c: Likewise.
12301 * tree-if-conv.c: Likewise.
12302 * profile.c: Likewise.
12303 * domwalk.h: Likewise.
12304 * tree-data-ref.c: Likewise.
12305 * tree-data-ref.h: Likewise.
12306 * tree-flow-inline.h: Likewise.
12307 * tree-affine.c: Likewise.
12308 * tree-vect-analyze.c: Likewise.
12309 * c-typeck.c: Likewise.
12310 * gimplify.c: Likewise.
12311 * coretypes.h: Likewise.
12312 * tree-ssa-phiopt.c: Likewise.
12313 * calls.c: Likewise.
12314 * tree-ssa-coalesce.c: Likewise.
12315 * tree.def: Likewise.
12316 * tree-dfa.c: Likewise.
12317 * except.c: Likewise.
12318 * except.h: Likewise.
12319 * cfgexpand.c: Likewise.
12320 * tree-cfgcleanup.c: Likewise.
12321 * tree-ssa-pre.c: Likewise.
12322 * tree-ssa-live.c: Likewise.
12323 * tree-sra.c: Likewise.
12324 * tree-ssa-live.h: Likewise.
12325 * tree-predcom.c: Likewise.
12326 * lambda.h: Likewise.
12327 * tree-mudflap.c: Likewise.
12328 * ipa-prop.c: Likewise.
12329 * print-tree.c: Likewise.
12330 * tree-ssa-copy.c: Likewise.
12331 * ipa-prop.h: Likewise.
12332 * tree-ssa-forwprop.c: Likewise.
12333 * ggc-page.c: Likewise.
12334 * c-omp.c: Likewise.
12335 * tree-ssa-dce.c: Likewise.
12336 * tree-vect-patterns.c: Likewise.
12337 * tree-ssa-ter.c: Likewise.
12338 * tree-nested.c: Likewise.
12339 * tree-ssa.c: Likewise.
12340 * lambda-code.c: Likewise.
12341 * tree-ssa-loop-prefetch.c: Likewise.
12342 * tree-inline.c: Likewise.
12343 * tree-inline.h: Likewise.
12344 * tree-iterator.c: Likewise.
12345 * tree-optimize.c: Likewise.
12346 * tree-ssa-phiprop.c: Likewise.
12347 * tree-vect-transform.c: Likewise.
12348 * tree-object-size.c: Likewise.
12349 * tree-outof-ssa.c: Likewise.
12350 * cfgloop.c: Likewise.
12351 * system.h: Likewise.
12352 * tree-profile.c: Likewise.
12353 * cfgloop.h: Likewise.
12354 * c-gimplify.c: Likewise.
12355 * c-common.c: Likewise.
12356 * tree-vect-generic.c: Likewise.
12357 * tree-flow.h: Likewise.
12358 * c-common.h: Likewise.
12359 * basic-block.h: Likewise.
12360 * tree-ssa-structalias.c: Likewise.
12361 * tree-switch-conversion.c: Likewise.
12362 * tree-ssa-structalias.h: Likewise.
12363 * tree-cfg.c: Likewise.
12364 * passes.c: Likewise.
12365 * ipa-struct-reorg.c: Likewise.
12366 * ipa-struct-reorg.h: Likewise.
12367 * tree-ssa-reassoc.c: Likewise.
12368 * cfgrtl.c: Likewise.
12369 * varpool.c: Likewise.
12370 * stmt.c: Likewise.
12371 * tree-ssanames.c: Likewise.
12372 * tree-ssa-threadedge.c: Likewise.
12373 * langhooks-def.h: Likewise.
12374 * tree-ssa-operands.c: Likewise.
12375 * config/alpha/alpha.c: Likewise.
12376 * config/frv/frv.c: Likewise.
12377 * config/s390/s390.c: Likewise.
12378 * config/m32c/m32c.c: Likewise.
12379 * config/m32c/m32c-protos.h: Likewise.
12380 * config/spu/spu.c: Likewise.
12381 * config/sparc/sparc.c: Likewise.
12382 * config/i386/i386.c: Likewise.
12383 * config/sh/sh.c: Likewise.
12384 * config/xtensa/xtensa.c: Likewise.
12385 * config/stormy16/stormy16.c: Likewise.
12386 * config/ia64/ia64.c: Likewise.
12387 * config/rs6000/rs6000.c: Likewise.
12388 * config/pa/pa.c: Likewise.
12389 * config/mips/mips.c: Likewise.
12391 2008-07-28 Simon Baldwin <simonb@google.com>
12393 * c-pragma.c (handle_pragma_message): New function.
12394 (init_pragma): Register handle_pragma_message.
12395 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12398 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12400 PR tree-optimization/35252
12401 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12402 REALPART_EXPR to be considered as same load operation.
12404 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12406 PR tree-optimization/36830
12407 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12408 (expressions_equal_p): Return false if only one operand is null.
12410 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12412 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12413 version requirements.
12415 2008-07-26 Olivier Hainque <hainque@adacore.com>
12417 * collect2.c (symkind): New enum. Symbol kinds we care about.
12418 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12419 code and head comment accordingly.
12420 (scan_prog_file): Use symkind names instead of bare integers.
12422 2008-07-25 Jan Hubicka <jh@suse.cz>
12424 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12426 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12427 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12428 * dojump.c (clear_pending_stack_adjust): Likewise.
12429 * print-tree.c (print_node): Ignore DECL_INLINE.
12430 * tree-inline.c (inlinable_function_p): Likewise.
12432 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12434 * doc/extend.texi (hot attribute): Document that the hot attribute
12435 turns on -O3 for some ports.
12436 (cold attribute): Document that the cold attribute turns on -Os
12439 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12440 reflect function specific option support.
12442 * target.h (struct target_option_hooks): Add fields to say whether
12443 the cold attribute implies -Os and the hot attribute implies -O3.
12445 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12446 By default, do not turn on -Os for cold functions.
12447 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12448 not turn on -O3 for hot functions.
12450 * c-common.c (handle_hot_attribute): Use target hook to determine
12451 if hot functions should enable -O3.
12452 (handle_cold_attribute): Use target hook to determine if cold
12453 functions should enable -Os.
12455 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12456 (override_options): Move disable scheduling to
12457 optimization_options.
12458 (optimization_options): Disable scheduling here, not
12460 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12461 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12463 * config/ia64/ia64.c (ia64_override_options): Move setting
12464 scheduling flags to ia64_optimization_options.
12465 (ia64_optimization_options): Disable scheduling options here, and
12466 not in ia64_override_options.
12467 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12468 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12470 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12473 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12475 2008-07-25 Martin Jambor <mjambor@suse.cz>
12477 PR tree-optimization/36926
12478 * ipa-prop.c (ipa_analyze_call_uses): Call
12479 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12481 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12483 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12484 movv2si_internal): Add mem = reg alternative.
12486 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12489 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12490 DEFAULT_PCC_STRUCT_RETURN to 127.
12492 2008-07-24 Jan Hubicka <jh@suse.cz>
12494 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12495 (build_cgraph_edges): Likewise.
12496 * cgraph.c (cgraph_node): Do not update assembler hash.
12497 (cgraph_remove_node): Drop non-unit-at-a-time code.
12498 * tree-pass.h (pass_O0_always_inline): Remove.
12499 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12500 * toplev.c (process_options): Flag unit-at-a-time does not imply
12501 no section anchors.
12502 * cgraphunit.c: Update comments.
12503 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12504 (cgraph_assemble_pending_functions): Remove.
12505 (cgraph_reset_node): Drop non-unit-at-a-time code.
12506 (cgraph_finalize_function): Likewise.
12507 (cgraph_analyze_function): Likewise.
12508 (cgraph_finalize_compilation_unit): Likewise.
12509 (cgraph_expand_function): Likewise.
12510 (cgraph_optimize): Likesise.
12511 (save_inline_function_body): Likewise.
12512 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12513 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12514 * ipa-inline.c: Update comments.
12515 (enum inlining_mode): remove INLINE_SPEED.
12516 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12517 (cgraph_mark_inline_edge): Likewise.
12518 (try_inline): Likewise.
12519 (cgraph_decide_inlining_incrementally): Likewise.
12520 (cgraph_gate_inlining): Remove.
12521 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12522 (cgraph_gate_early_inlining): Likewise.
12523 (gate_inline_passes): Remove.
12524 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12525 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12526 pass_O0_always_inline): Remove.
12527 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12528 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12529 * opts.c (no_unit_at_a_time_default): Remove.
12530 (decode_options): Remove flag_unit_at_a_time reset and warning.
12531 * opts.h (no_unit_at_a_time_default): Remove.
12532 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12533 early in GNU dialect.
12534 (merge_decls): Update comment; drop unit-at-a-time check.
12535 (finish_decl): Likewise.
12536 (grok_declaration): Remove flag_inline_trees code.
12537 (finish_functions): Return on function returning non-void on all
12539 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12540 * cfgexpand.c (expand_one_static_var): Remove.
12541 (expand_one_var): Remove expand_one_static_var call.
12542 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12543 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12544 and flag_unit_at_a-time compatibility checks.
12545 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12546 * tree-inline.c (flag_inline_trees): Remove.
12547 (inlinable_function_p): Don't check it.
12548 (expand_call_inline): Remove non-unit-at-a-time code.
12549 * tree-inline.h (flag_inline_trees): Remove.
12550 * tree-optimize.c (execute_early_local_optimizations): Remove
12551 unit-at-a-time checks.
12552 (tree_rest_of_compilation): Likewise.
12553 * combine.c (setup_incoming_promotions): Likewise.
12554 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12555 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12556 * passes.c (pass_inline_parameters): Update comments; remove
12557 O0_alwaysinline pass.
12558 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12559 (execute_one_pass): Likewise.
12560 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12561 (ix86_function_sseregparm): Likewise.
12562 * arm.c (arm_function_in_section_p): Likewise.
12563 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12564 * varpool.c: Update comments.
12565 (decide_is_variable_needed): Remove unit-at-a-time checks.
12566 (varpool_finalize_decl): Likewise.
12568 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12570 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12571 to 2 instead of -1.
12572 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12574 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12576 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12577 imp symbol extension.
12579 2008-07-23 Ian Lance Taylor <iant@google.com>
12581 * tree-vrp.c (infer_value_range): Ignore asm statements when
12582 looking for memory accesses for -fdelete-null-pointer-checks.
12584 2008-07-24 Ben Elliston <bje@au.ibm.com>
12586 * config/spu/spu-c.c (__vector_keyword): New variable.
12587 (vector_keyword): Likewise.
12588 (spu_categorize_keyword): New function.
12589 (spu_macro_to_expand): Likewise.
12590 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12591 compiling an ISO C dialect.
12593 2008-07-24 Ben Elliston <bje@au.ibm.com>
12595 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12596 conventional usage.
12598 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12600 * configure: Regenerate.
12601 * configure.ac: Require texinfo 4.7.
12602 * doc/install.texi: Document texinfo 4.7 requirement.
12604 2008-07-23 Martin Jambor <mjambor@suse.cz>
12606 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12607 rather than for DECL_SAVED_TREE.
12608 * ipa-prop.c: Include diagnostic.h.
12609 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12611 (ipa_detect_param_modifications): Function rewritten from scratch.
12612 (ipa_compute_jump_functions): Changed accesses to modification flags.
12613 (ipa_free_node_params_substructures): Update flags destruction.
12614 (ipa_node_duplication_hook): Update flags duplication.
12615 (ipa_print_all_params_modified): Updated flag access.
12616 * ipa-prop.h (struct ipa_param_flags): New structure.
12617 (struct ipa_node_params): New field modification_analysis_done,
12618 modified_flags changed into param_flags.
12619 (ipa_is_ith_param_modified): Changed to use new flags.
12620 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12622 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12623 ipa-cp.c and split into two functions.
12624 (ipa_print_node_jump_functions): New function.
12625 (compute_scalar_jump_functions): New function.
12626 (type_like_member_ptr_p): New function.
12627 (compute_pass_through_member_ptrs): New function.
12628 (fill_member_ptr_cst_jump_function): New function.
12629 (determine_cst_member_ptr): New function.
12630 (compute_cst_member_ptr_arguments): New function.
12631 (ipa_compute_jump_functions): Complete rewrite.
12632 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12633 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12634 (struct ipa_member_ptr_cst): New structure.
12635 (union jump_func_value): New field member_cst.
12636 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12637 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12638 jump function types.
12639 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12640 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12641 instead of ipcp_print_all_jump_functions.
12642 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12643 only for replacable scalars.
12645 * doc/invoke.texi (Optimize options): Add description of
12646 -findirect-inlining.
12647 * common.opt (flag_indirect_inlining): New flag.
12648 * opts.c (decode_options): Set flag_indirect_inlining when
12651 * ipa-inline.c: Include ipa-prop.h.
12652 (inline_indirect_intraprocedural_analysis): New function.
12653 (inline_generate_summary): Allocate parameter and argument info
12654 structures, call inline_indirect_intraprocedural_analysis on each
12655 node when doing indirect inlining and deallocate indirect inlining
12656 data structures in the end.
12657 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12658 (free_all_ipa_structures_after_iinln): New function.
12659 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12661 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12663 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12664 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12665 of computing the frequency separately.
12666 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12667 of computing the frequency separately.
12668 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12669 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12670 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12671 (ipa_get_stmt_member_ptr_load_param): New function.
12672 (ipa_is_ssa_with_stmt_def): New function.
12673 (ipa_note_param_call): New function.
12674 (ipa_analyze_call_uses): New function.
12675 (ipa_analyze_stmt_uses): New function.
12676 (ipa_analyze_params_uses): New function.
12677 (ipa_free_node_params_substructures): Also free the param_calls linked
12679 (ipa_node_duplication_hook): Also duplicate the param_calls
12681 (ipa_print_node_param_flags): New function.
12682 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12683 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12684 * ipa-prop.h (struct ipa_param_flags): New field called.
12685 (struct ipa_param_call_note): New structure.
12686 (struct ipa_node_params): New fields param_calls and
12687 uses_analysis_done.
12688 (ipa_is_ith_param_called): New function.
12689 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12690 ipa_analyze_params_uses and dump parameter flags.
12692 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12693 ipa_propagate_indirect_call_infos if performing indirect inlining,
12694 pass a new parameter new_edges to it.
12695 (add_new_edges_to_heap): New fucntion.
12696 (cgraph_decide_inlining_of_small_functions): New vector
12697 new_indirect_edges for newly found indirect edges , call
12698 ipa_propagate_indirect_call_infos after inlining.
12699 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12700 inlining if performing indirect inlining. Call
12701 free_all_ipa_structures_after_iinln when doing so too.
12702 (inline_generate_summary): Do not call
12703 free_all_ipa_structures_after_iinln here.
12704 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12705 (print_edge_addition_message): New function.
12706 (update_call_notes_after_inlining): New function.
12707 (propagate_info_to_inlined_callees): New function.
12708 (ipa_propagate_indirect_call_infos): New function.
12709 * ipa-prop.h: Include cgraph.h
12710 (struct ipa_param_call_note): Fields reordered, new field processed.
12711 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12712 flag indirect_call.
12713 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12714 rediscovered call statements.
12715 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12716 (dump_cgraph_node): Dump also the indirect_call flag.
12717 (cgraph_clone_edge): Copy also the indirect_call flag.
12718 * tree-inline.c (copy_bb): Do not check for fndecls from call
12719 expressions, check for edge availability when moving clones.
12720 (get_indirect_callee_fndecl): New function.
12721 (expand_call_inline): If callee declaration is not apprent from
12722 the statement, try calling get_indirect_callee_fndecl. Do not
12723 issue warnings or call sorry when not inlinings an indirect edge.
12724 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12726 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12727 bit more frandly to matching.
12728 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12729 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12730 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12732 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12735 * opth-gen.awk: Suppress function specific features when building
12737 * optc-gen.awk: Ditto.
12739 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12742 * diagnostic.c (pedwarn): Add opt parameter.
12744 * c-tree.h (pedwarn_init): Add opt parameter.
12745 (pedwarn_c90): Likewise.
12746 (pedwarn_c99): Likewise.
12747 * c-errors.c (pedwarn_c99): Likewise.
12748 (pedwarn_c90): Likewise.
12749 * toplev.h (pedwarn): Update declaration.
12750 (pedwarn0): Declare.
12751 * c-lex.c: All calls to pedwarn changed.
12752 * builtins.c: All calls to pedwarn changed.
12753 * toplev.c: All calls to pedwarn changed.
12754 * c-decl.c: All calls to pedwarn changed.
12755 * c-typeck.c: All calls to pedwarn changed.
12756 * c-common.c: All calls to pedwarn changed.
12757 * c-parser.c: All calls to pedwarn changed.
12759 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12760 Karthik Kumar <karthikkumar@gmail.com>
12762 * attribs.c (file scope): Include c-common.h.
12763 (decl_attributes): Add support for #pragma GCC optimize and
12764 #pragma GCC option.
12766 * targhooks.c (default_can_inline_p): New function that is the
12767 default for the TARGET_CAN_INLINE_P target hook.
12769 * targhooks.h (default_can_inline_p): Add declaration.
12771 * tree.c (cl_optimization_node): New static tree for building
12772 OPTIMIZATION_NODE tree.
12773 (cl_target_option_node): New static tree for building
12774 TARGET_OPTION_NODE tree.
12775 (cl_option_hash_table): New hash table for hashing
12776 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12777 (cl_option_hash_hash): New function to provide the hash value for
12778 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12779 (cl_option_hash_eq): New function to provide an equality test for
12780 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12781 (tree_code_size): Add support for OPTIMIZATION_NODE and
12782 TARGET_OPTION_NODE trees.
12783 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12784 TARGET_OPTION_NODE trees.
12785 (build_optimization_node): Build a tree that has all of the
12786 current optimization options.
12787 (build_target_option_node): Build a tree that has the target
12788 options that might be changed on a per function basis.
12790 * tree.h (file scope): Include options.h.
12791 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12792 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12793 (TREE_OPTIMIZATION): Ditto.
12794 (TREE_TARGET_SPECIFIC): Ditto.
12795 (struct tree_function_decl): Add fields for remembering the
12796 current optimization options and target specific options.
12797 (struct tree_optimization_option): New tree variant that remembers
12798 the optimization options.
12799 (struct tree_target_option): New tree variant that remembers the
12800 target specific flags that might change for compiling a particular
12802 (union tree_node): Include tree_optimization_option and
12803 tree_target_option fields.
12804 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12805 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12806 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12807 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12808 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12809 optimization and target options.
12810 (optimization_default_node): New macro to refer to global_trees
12812 (optimization_current_node): Ditto.
12813 (optimization_cold_node): Ditto.
12814 (optimization_hot_node): Ditto.
12815 (target_option_default_node): Ditto.
12816 (target_option_current_node): Ditto.
12817 (current_option_pragma): Ditto.
12818 (current_optimize_pragma): Ditto.
12820 * target.h (struct gcc_target): Add valid_option_attribute_p,
12821 target_option_save, target_option_restore, target_option_print,
12822 target_option_pragma_parse, and can_inline_p hooks.
12824 * toplev.h (parse_optimize_options): Add declaration.
12825 (fast_math_flags_struct_set_p): Ditto.
12827 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12828 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12831 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12832 tree_can_inline_p hook to see if one function can inline another.
12833 (cgraph_decide_inlining): Ditto.
12834 (cgraph_decide_inlining_incrementally): Ditto.
12836 * opts.c (decode_options): Add support for running multiple times
12837 to allow functions with different target or optimization options
12838 than was specified on the command line.
12839 (fast_math_flags_struct_set_p): New function that is similar to
12840 fast_math_flags_set_p, except it uses the values in the
12841 cl_optimization structure instead of global variables.
12843 * optc-gen.awk: Add support for TargetSave to allow a back end to
12844 declare new fields that need to be saved when using function
12845 specific options. Include flags.h and target.h in the options.c
12846 source. Add support for Save to indicate which options can be set
12847 for individual functions. Generate cl_optimize_save,
12848 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12849 cl_target_option_restore, cl_target_option_print functions to
12850 allow functions to use different optimization or target options.
12852 * opt-functions.awk (var_type_struct): Return the type used for
12853 storing the field in a structure.
12855 * opth-gen.awk: Add support for TargetSave to allow a back end to
12856 declare new fields that need to be saved when using function
12857 specific options. Add support for Save to indicate which options
12858 can be set for individual functions. Only generate one extern for
12859 Mask fields. Generate cl_optimization and cl_target_option
12860 structures to remember optimization and target options.
12862 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12863 collecting new tree nodes.
12864 (TS_TARGET_OPTION): Ditto.
12866 * c-decl.c (merge_decls): Merge function specific target and
12867 optimization options.
12869 * function.c (invoke_set_current_function_hook): If the function
12870 uses different optimization options, change the global variables
12873 * coretypes.h (struct cl_optimization): Add forward reference.
12874 (struct cl_target_option): Ditto.
12876 * c-pragma.c (option_stack): New static vector to remember the
12877 current #pragma GCC option stack.
12878 (handle_pragma_option): New function to support #pragma GCC option
12879 to change target options.
12880 (optimize_stack): New static vector to remember the current
12881 #pragma GCC optimize stack.
12882 (handle_pragma_optimize): New function to support #pragma GCC
12883 optimize to change optimization options.
12884 (init_pragma): Add support for #pragma GCC optimize and #pragma
12887 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12888 optimization options.
12889 (TARGET_OPTION_NODE): New tree code for remembering certain target
12892 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12893 TARGET_OPTION_NODE trees.
12895 * common.opt (-O): Add Optimization flag.
12897 (-fmath-errno): Ditto.
12898 (-falign-functions): Add UInteger flag to make sure flag gets full
12899 int in cl_optimization structure.
12900 (-falign-jumps): Ditto.
12901 (-falign-labels): Ditto.
12902 (-falign-loops): Ditto.
12903 (-fsched-stalled-insns): Ditto.
12904 (-fsched-stalled-insns-dep): Ditto.
12906 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12908 (TARGET_OPTION_SAVE): Ditto.
12909 (TARGET_OPTION_RESTORE): Ditto.
12910 (TARGET_OPTION_PRINT): Ditto.
12911 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12912 (TARGET_CAN_INLINE_P): Ditto.
12913 (TARGET_INITIALIZER): Add new hooks.
12915 * tree-inline.c (tree_can_inline_p): New function to determine
12916 whether one function can inline another. Check if the functions
12917 use compatible optimization options, and also call the backend
12920 * tree-inline.h (tree_can_inline_p): Add declaration.
12922 * c-common.c (c_common_attribute): Add support for option and
12923 optimize attributes.
12924 (handle_option_attribute): Add support for the option attribute to
12925 allow the user to specify different target options for compiling a
12927 (handle_optimize_attribute): Add support for the optimize
12928 attribute to allow the user to specify different optimization
12929 options for compiling a specific function.
12930 (handle_hot_attribute): Turn on -O3 optimization for this one
12931 function if it isn't the default optimization level.
12932 (handle_cold_attribute): Turn on -Os optimization for this one
12933 function if it insn't the default optimization.
12934 (const_char_p): New const char * typedef.
12935 (optimize_args): New static vector to remember the optimization
12937 (parse_optimize_options): New function to set up the optimization
12938 arguments from either the optimize attribute or #pragma GCC optimize.
12940 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12941 (builtin_define_std): Ditto.
12943 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12944 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12945 (x86_64-*-*): Ditto.
12947 * Makefile.in (TREE_H): Add options.h.
12948 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12950 * doc/extend.texi (option attribute): Document new attribute.
12951 (optimize attribute): Ditto.
12952 (hot attribute): Document hot attribute sets -O3.
12953 (cold attribute): Document cold attribute sets -Os.
12954 (#pragma GCC option): Document new pragma.
12955 (#pragma GCC optimize): Ditto.
12957 * doc/options.texi (TargetSave): Document TargetSave syntax.
12958 (UInteger): Document UInteger must be used for certain flags.
12959 (Save): Document Save option to create target specific options
12960 that can be saved/restored on a function specific context.
12962 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12963 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12965 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12966 (TARGET_OPTION_SAVE): Ditto.
12967 (TARGET_OPTION_RESTORE): Ditto.
12968 (TARGET_OPTION_PRINT): Ditto.
12969 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12970 (TARGET_CAN_INLINE_P): Ditto.
12972 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12974 (-mfpmath=both): Ditto.
12976 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12977 Karthik Kumar <karthikkumar@gmail.com>
12979 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12980 (TARGET_POPCNT): Ditto.
12981 (TARGET_SAHF): Ditto.
12982 (TARGET_AES): Ditto.
12983 (TARGET_PCLMUL): Ditto.
12984 (TARGET_CMPXCHG16B): Ditto.
12985 (TARGET_RECIP): Move switch into target_flags.
12986 (TARGET_FUSED_MADD): Ditto.
12987 (ix86_arch_features): Make an unsigned char type.
12988 (ix86_tune_features): Ditto.
12989 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12990 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12991 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12993 * config/i386/i386.opt (arch): New TargetSave field to define
12994 fields that need to be saved for function specific option support.
12997 (branch_cost): Ditto.
12998 (ix86_isa_flags_explicit): Ditto.
12999 (tune_defaulted): Ditto.
13000 (arch_specified): Ditto.
13001 (-m128-long-double): Add Save flag to save option for target
13002 specific option support.
13004 (-maccumulate-outgoing-args): Ditto.
13005 (-malign-double): Ditto.
13006 (-malign-stringops): Ditto.
13007 (-mfancy-math-387): Ditto.
13008 (-mhard-float): Ditto.
13009 (-mieee-fp): Ditto.
13010 (-minline-all-stringops): Ditto.
13011 (-minline-stringops-dynamically): Ditto.
13012 (-mms-bitfields): Ditto.
13013 (-mno-align-stringops): Ditto.
13014 (-mno-fancy-math-387): Ditto.
13015 (-mno-push-args): Ditto.
13016 (-mno-red-zone): Ditto.
13017 (-mpush-args): Ditto.
13018 (-mred-zone): Ditto.
13020 (-msseregparm): Ditto.
13021 (-mstack-arg-probe): Ditto.
13033 (-mno-sse4): Ditto.
13036 (-mrecip): Move flag into target_flags.
13038 (-mno-fused-madd): Ditto.
13039 (-mfused-madd): Ditto.
13040 (-mabm): Move flag into ix86_isa_flags.
13047 * config/i386/i386-c.c: New file for #pragma support.
13048 (ix86_target_macros_internal): New function to #define or #undef
13049 target macros based when the user uses the #pragma GCC option to
13050 change target options.
13051 (ix86_pragma_option_parse): New function to add #pragma GCC option
13053 (ix86_target_macros): Move defining the target macros here from
13054 TARGET_CPU_CPP_BUILTINS in i386.h.
13055 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13056 defined, initialize any subtarget #pragmas.
13058 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13059 REGISTER_TARGET_PRAGMAS.
13061 * config/i386/t-i386: New file for x86 dependencies.
13062 (i386.o): Make dependencies mirror the include files used.
13063 (i386-c.o): New file, add dependencies.
13065 * config/i386/i386-protos.h (override_options): Add bool argument.
13066 (ix86_valid_option_attribute_tree): Add declaration.
13067 (ix86_target_macros): Ditto.
13068 (ix86_register_macros): Ditto.
13070 * config/i386/i386.c (ix86_tune_features): Move initialization of
13071 the target masks to initial_ix86_tune_features to allow functions
13072 to have different target options. Make type unsigned char,
13073 instead of unsigned int.
13074 (initial_ix86_tune_features): New static vector to hold processor
13075 masks for the tune variables.
13076 (ix86_arch_features): Move initialization of the target masks to
13077 initial_ix86_arch_features to allow functions to have different
13078 target options. Make type unsigned char, instead of unsigned int.
13079 (initial_ix86_arch_features): New static vector to hold processor
13080 masks for the arch variables.
13081 (enum ix86_function_specific_strings): New enum to describe the
13082 string options used for attribute((option(...))).
13083 (ix86_target_string): New function to return a string that
13084 describes the target options.
13085 (ix86_debug_options): New function to print the current options in
13087 (ix86_function_specific_save): New function hook to save the
13088 function specific global variables in the cl_target_option structure.
13089 (ix86_function_specific_restore): New function hook to restore the
13090 function specific variables from the cl_target_option structure to
13091 the global variables.
13092 (ix86_function_specific_print): New function hook to print the
13093 target specific options in the cl_target_option structure.
13094 (ix86_valid_option_attribute_p): New function hook to validate
13095 attribute((option(...))) arguments.
13096 (ix86_valid_option_attribute_tree): New function that is common
13097 code between attribute((option(...))) and #pragma GCC option
13098 support that parses the options and returns a tree holding the options.
13099 (ix86_valid_option_attribute_inner_p): New helper function for
13100 ix86_valid_option_attribute_tree.
13101 (ix86_can_inline_p): New function hook to decide if one function
13102 can inline another on a target specific basis.
13103 (ix86_set_current_function); New function hook to switch target
13104 options if the user used attribute((option(...))) or #pragma GCC
13106 (ix86_tune_defaulted): Move to static file scope from
13108 (ix86_arch_specified): Ditto.
13109 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13111 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13112 (OPTION_MASK_ISA_ABM_SET): Ditto.
13113 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13114 (OPTION_MASK_ISA_CX16_SET): Ditto.
13115 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13116 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13117 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13118 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13119 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13120 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13121 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13122 (struct ptt): Move to static file scope from override_options.
13123 (processor_target_table): Ditto.
13124 (cpu_names): Ditto.
13125 (ix86_handle_option): Add support for options that are now isa options.
13126 (override_options): Add support for declaring functions that
13127 support different target options than were specified on the
13128 command line. Move struct ptt, processor_target_table, cpu_names,
13129 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13130 Add bool argument. Fix up error messages so the appropriate error
13131 is given for either command line or attribute.
13132 (ix86_previous_fndecl): New static to remember previous function
13133 declaration to see if we need to change target options.
13134 (ix86_builtins_isa): New array to record the ISA of each builtin
13136 (def_builtin): Always create the builtin function, even if the
13137 current ISA doesn't support it.
13138 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13139 tests for those builtins.
13140 (ix86_init_builtins): Remove TARGET_MMX test for calling
13141 ix86_init_mmx_sse_builtins.
13142 (ix86_expand_builtin): If the current ISA doesn't support a given
13143 builtin, signal an error.
13144 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13145 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13146 (TARGET_OPTION_SAVE): Ditto.
13147 (TARGET_OPTION_RESTORE): Ditto.
13148 (TARGET_OPTION_PRINT): Ditto.
13149 (TARGET_CAN_INLINE_P): Ditto.
13151 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13153 * c-typeck.c (build_external_ref): Don't call assemble_external.
13154 * final.c (output_operand): Call assemble_external.
13156 2008-07-21 DJ Delorie <dj@redhat.com>
13158 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13159 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13161 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13163 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13164 original insn and splitter contents into ...
13165 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13166 flag_unsafe_math_optimizations. Add dummy scratch register.
13167 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13168 !flag_unsafe_math_optimizations. Returns number with next
13169 highest magnitude if this is still less or equal to the true
13170 quotient in magnitude.
13172 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13174 * Makefile.in: Replace toplev.h with TOPLEV_H.
13175 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13176 * c-lex.c (fe_file_change): Don't set in_system_header.
13177 * c-parser.c (c_token): Remove in_system_header.
13178 (c_lex_one_token): Don't set in_system_header.
13179 (c_parser_set_source_position_from_token): Don't set in_system_header.
13180 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13183 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13184 * flags.h (in_system_header): Remove.
13185 * function.c (saved_in_system_header): Remove.
13186 (push_cfun): Don't set in_system_header.
13187 (pop_cfun): Don't set in_system_header.
13188 (push_struct_function): Don't set in_system_header.
13189 * input.h (expanded_location): Add sysp.
13190 (in_system_header_at): New.
13191 (in_system_header): New.
13192 * toplev.c (in_system_header): Remove.
13193 * toplev.h: Include input.h
13195 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13196 * tree-ssa.c (warn_uninit): Call warning_at.
13197 (warn_uninitialized_var): Update calls to warn_uninit.
13198 (warn_uninitialized_phi): Update calls to warn_uninit.
13199 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13200 (expand_location): Initialize xloc.sysp.
13201 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13202 (tree_decl_with_vis): Remove in_system_header_flag.
13204 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13207 * recog.c (asm_operand_ok): Change the order of the extra
13208 memory constraint checks.
13210 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13213 * tree-switch-conversion.c (build_one_array): Call
13214 varpool_mark_needed_node and varpool_finalize_decl
13215 instead of assemble_variable.
13217 2008-07-19 Jan Hubicka <jh@suse.cz>
13219 * cgraph.c (cgraph_add_new_function): Do early local passes.
13220 * tree-nrv.c (gate_pass_return_slot): New gate.
13221 (pass_nrv): Add the gate.
13222 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13224 (coalesce_ssa_name): Coalesce SSA names.
13225 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13226 not optimizing so unused user vars remains visible.
13227 * common.opt (flag_tree_ter): Always enable by default.
13228 * tree-ssa-ter.c: Include flags.h
13229 (is_replaceable_p): Check that locations match; when aliasing
13230 is missing be conservative about loads.
13231 * tree-optimize.c (gate_init_datastructures): Remove.
13232 (pass_init_datastructures): New.
13233 * passes.c: Reorder passes so we always go into SSA.
13235 2008-07-19 Jan Hubicka <jh@suse.cz>
13237 * doc/extend.texi (flatten attribute): Remove note about
13239 * doc/invoke.texi (--combine): Likewise.
13240 (-finline-functions-called-once): Update levels when enabled.
13241 (-funit-at-a-time): Document new behaviour.
13242 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13243 -fno-section-anchors when disabled explicitly.
13244 (inline params): They are not ignored now.
13245 (precompiled headers): Remove unit-at-a-time as being incompatible.
13246 * opts.c (decode_options): Handle unit-at-a-time as alias;
13247 imply -fno-section-anchors when toplevel reorder is disabled
13249 * common.opt (ftoplevel-reorder): Set default value to 2.
13250 (funit-at-a-time): Set default value to 1.
13251 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13254 2008-07-19 Jan Hubicka <jh@suse.cz>
13256 * builtins.c (expand_builtin_int_roundingfn,
13257 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13260 2008-07-19 Richard Guenther <rguenther@suse.de>
13263 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13264 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13265 * tree-ssa-pre.c (get_expr_value_id): For newly created
13266 constant value-ids make sure to add the expression to its
13269 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13271 PR middle-end/36877
13272 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13273 return value of the builtin is ignored.
13275 2008-07-19 Olivier Hainque <hainque@adacore.com>
13277 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13278 bits, a C conformant malloc implementation has to provide.
13279 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13281 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13285 * reload.c (find_reloads_subreg_address): Only reload address if
13286 reloaded == 0, not for reloaded != 1.
13289 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13290 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13291 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13292 m32c_legitimize_reload_address.
13294 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13295 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13296 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13298 2008-07-19 Olivier Hainque <hainque@adacore.com>
13300 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13301 argument, saying whether nested array are to be collapsed
13302 into a single array type DIE with multiple subscripts.
13303 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13304 issues, centralize the nested array types collapsing control and
13305 disable the transformation for Ada.
13307 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13310 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13312 (x86_64_shift_adj_2): New expander.
13313 (x86_64_shift_adj_3): Ditto.
13314 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13315 to split TImode operands.
13316 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13317 (ix86_split_lshr): Ditto.
13319 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13321 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13322 and __CHAR32_TYPE__.
13323 * c-typeck.c (digest_init): Support char16_t and char32_t.
13324 (set_nonincremental_init_from_string): Idem.
13326 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13328 PR middle-end/36859
13329 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13330 PREFERRED_STACK_BOUNDARY.
13331 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13333 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13335 PR middle-end/36858
13336 * function.c (locate_and_pad_parm): Cap boundary earlier.
13338 2008-07-17 Julian Brown <julian@codesourcery.com>
13340 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13341 no-op for targets which don't use DLLs.
13343 2008-07-17 Martin Jambor <mjambor@suse.cz>
13345 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13346 that nodes are relevant by examining the node->analyzed flag.
13347 (ipcp_init_stage): Check which nodes are relevant, assert that the
13348 relevant ones are also required.
13349 (ipcp_propagate_stage): Check on the side arrays are properly
13351 (ipcp_print_all_jump_functions): Make sure not to touch any node
13352 that is not analyzed or an edge that does not have a corresponding
13353 entry in the on-the-side vectors.
13354 (ipcp_function_scale_print): Likewise.
13355 (ipcp_update_callgraph): Check that the node is relevant.
13356 (ipcp_insert_stage): Check that the node is relevant. Check there is
13357 an info for every node and edge.
13358 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13359 (ipa_print_all_tree_maps): Likewise and a new variable info.
13360 (ipa_print_all_params_modified): Likewise.
13361 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13363 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13366 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13368 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13370 PR rtl-optimization/36753
13371 * fwprop.c (use_killed_between): Don't shortcut
13372 single-definition global registers.
13374 2008-07-16 Jan Hubicka <jh@suse.cz>
13376 * cgraph.h (varpool_empty_needed_queue): Declare.
13377 * cgraphunit.c (output_in_order): Mark all variables as needed;
13379 * varpool.c (varpool_assemble_node): Update debug queue.
13380 (varpool_assemble_pending_decls): Don't do it here.
13381 (varpool_empty_needed_queue): New function.
13383 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13385 * recog.c (peephole2_optimize): Fix formatting.
13387 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13389 * c-pch.c (get_ident): Avoid C++ keywords.
13390 * combine-stack-adj.c (single_set_for_csa): Likewise.
13391 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13392 output_asm_insn): Likewise.
13393 * reload.c (push_secondary_reload, find_reusable_reload,
13394 push_reload, combine_reloads, find_reloads,
13395 debug_reload_to_stream): Likewise.
13396 * reload.h (struct reload): Likewise.
13397 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13398 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13399 emit_output_reload_insns): Likewise.
13400 * targhooks.c (default_secondary_reload): Likewise.
13401 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13403 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13405 * recog.c (validate_change_1, validate_change,
13406 validate_unshare_change, validate_replace_rtx_1, struct
13407 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13409 * reload.c (push_secondary_reload, secondary_reload_class,
13410 scratch_reload_class, find_valid_class, find_reusable_reload,
13411 push_reload, find_dummy_reload, find_reloads_address_1,
13412 find_reloads_address_part, find_equiv_reg): Likewise.
13413 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13414 choose_reload_regs): Likewise.
13415 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13417 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13418 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13419 * sched-rgn.c (concat_INSN_LIST): Likewise.
13420 * stor-layout.c (mode_for_size, mode_for_size_tree,
13421 smallest_mode_for_size): Likewise.
13423 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13425 * cfg.c (dump_reg_info): Avoid C++ keywords.
13426 * dwarf2asm.c (dw2_force_const_mem,
13427 dw2_asm_output_encoded_addr_rtx): Likewise.
13428 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13429 * expmed.c (expand_shift): Likewise.
13430 * global.c (find_reg): Likewise.
13431 * graph.c (draw_edge): Likewise.
13432 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13433 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13434 widen_clz, widen_bswap, expand_parity, expand_unop,
13435 emit_cmp_and_jump_insn_1): Likewise.
13436 * postreload.c (reload_cse_simplify_operands): Likewise.
13437 * ra.h (add_neighbor): Likewise.
13438 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13439 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13440 record_reg_classes, copy_cost, record_address_regs,
13441 invalid_mode_change_p): Likewise.
13442 * regrename.c (regrename_optimize, scan_rtx_reg,
13443 dump_def_use_chain, find_oldest_value_reg,
13444 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13446 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13448 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13449 MASK_POWERPC64 for power4 in previous commit.
13451 2008-07-16 Olivier Hainque <hainque@adacore.com>
13453 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13454 instead of bare conversion to cast const-ness away.
13456 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13458 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13459 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13460 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13461 (TARGET_FUNCTION_VALUE): Define.
13463 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13465 * config/rs6000/rs6000.c (processor_target_table): Add
13466 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13468 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13471 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13472 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13473 m32c_legitimize_reload_address.
13475 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13477 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13478 DECL_IN_SYSTEM_HEADER in sync.
13480 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13482 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13483 * tree-ssa-pre.c (pre_expr_eq): Ditto
13484 (get_constant_for_value_id): Take a type as an argument.
13485 (fully_constant_expression): Pass in type.
13486 (find_or_generate_expression): Short circuit constant case.
13487 (create_expression_by_pieces): Remove special casing of
13489 (do_regular_insertion): Short circuit constant case.
13490 (do_partial_partial_insertion): Ditto.
13492 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13495 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13497 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13499 * config/xtensa/libgcc-xtensa.ver: New file.
13500 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13502 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13504 * df-problems.c (df_set_note): Avoid C++ keywords.
13505 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13506 * dse.c (record_store, remove_useless_values): Likewise.
13507 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13508 gen_reg_rtx_offset, operand_subword, change_address_1,
13509 change_address, adjust_address_1, offset_address,
13510 widen_memory_access, emit_copy_of_insn_after): Likewise.
13511 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13512 * fwprop.c (should_replace_address, propagate_rtx_1,
13513 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13515 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13516 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13517 * lcm.c (compute_insert_delete, pre_edge_lcm,
13518 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13519 * lower-subreg.c (resolve_reg_notes): Likewise.
13520 * mode-switching.c (optimize_mode_switching): Likewise.
13522 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13524 * bt-load.c (add_btr_def, migrate_btr_def,
13525 branch_target_load_optimize): Avoid C++ keywords.
13526 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13528 * combine.c (subst, simplify_set, make_extraction,
13529 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13530 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13531 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13533 2008-07-15 Richard Guenther <rguenther@suse.de>
13535 PR middle-end/36369
13536 * c-common.c (strict_aliasing_warning): Do not warn for
13537 TYPE_REF_CAN_ALIAS_ALL pointers.
13538 (c_common_get_alias_set): may_alias types are not special.
13539 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13540 attribute and set can_ref_all accordingly.
13541 (build_reference_type_for_mode): Likewise.
13542 * doc/extend.texi (may_alias): Clarify.
13544 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13547 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13548 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13550 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13553 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13554 gcc_assert, instead call output_operand_lossage.
13556 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13558 * builtins.c (std_canonical_va_list): Treat structure based
13561 2008-07-15 Ben Elliston <bje@au.ibm.com>
13563 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13565 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13567 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13570 2008-07-14 Jan Hubicka <jh@suse.cz>
13572 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13573 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13574 fix predicates and constraints.
13575 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13576 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13578 2008-07-14 Doug Kwan <dougkwan@google.com>
13580 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13581 additional option file arm/eabi.opt.
13582 * config/arm/eabi.h (File): New configuration file for EABI targets.
13583 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13584 SUBSUBTARGET_EXTRA_SPECS.
13585 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13586 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13587 from STARTFILE_SPEC so that it can be referenced in an override.
13588 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13589 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13590 can be referenced in an override.
13591 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13592 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13593 so that it can be referenced in an override.
13594 (LINK_SPEC): Use BPABI_LINK_SPEC.
13595 * config/arm/eabi.opt (File): New.
13597 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13599 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13600 (FIXED_VALUE_H): New variable.
13601 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13602 input.h, fixed-value.h.
13603 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13604 (BASIC_BLOCK_H): Use $(BITMAP_H).
13605 (FUNCTION_H): Add varray.h.
13606 (IPA_REFERENCE_H): Use $(BITMAP_H).
13607 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13608 (DF_H): Use $(BITMAP_H).
13609 (GGC_H): Add statistics.h.
13610 (INSN_ADDR_H): New.
13611 (INSN_ATTR_H): Use it.
13612 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13614 (SYMTAB_H): Add $(OBSTACK_H).
13615 (CPP_INTERNAL_H): New.
13616 (TREE_DUMP_H): Add tree-pass.h.
13617 (TREE_FLOW_H): Use $(BITMAP_H)
13618 (PRETTY_PRINT_H): Use $(INPUT_H).
13619 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13622 (many object files): Fix lots of header dependencies throughout.
13624 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13626 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13628 (s-gtyp-input): Use them to write tmp-gi.list.
13629 (echo_to_gi.list): Remove.
13631 2008-07-14 Richard Guenther <rguenther@suse.de>
13633 * tree-ssa-sccvn.c (pre_info): Remove.
13634 (switch_to_PRE_table): Likewise.
13635 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13636 (set_hashtable_value_ids): Do not create value-ids for the
13638 (run_scc_vn): Remove double test. Remove bogus special-case
13639 in value-number printing.
13640 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13641 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13643 * tree-flow-inline.h (get_value_handle): Remove.
13644 * tree-flow.h (get_value_handle): Remove.
13646 2008-07-14 Martin Jambor <mjambor@suse.cz>
13648 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13649 in which we generate arithmetics is not a subrange.
13651 2008-07-14 Martin Jambor <mjambor@suse.cz>
13653 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13655 2008-07-14 Richard Guenther <rguenther@suse.de>
13657 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13659 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13662 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13663 reload for symbol refs moved to r0 with -fPIC.
13664 (legitimize_pic_address): Use the target register as temporary
13666 (emit_symbolic_move): Adjust comment.
13667 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13670 2008-07-14 Ben Elliston <bje@au.ibm.com>
13672 * c-common.h (C_CPP_HASHNODE): New macro.
13673 * coretypes.h (struct cpp_token): Forward declare.
13674 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13675 the context-sensitive keyword method.
13676 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13677 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13678 expand_bool_pixel): New.
13679 (altivec_categorize_keyword): New function.
13680 (init_vector_keywords): New function.
13681 (rs6000_macro_to_expand): Likewise.
13682 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13683 compiling an ISO C dialect.
13685 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13687 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13688 (create_expression_by_pieces): Fix typo.
13689 (do_regular_insertion): Use debug counter here too.
13691 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13694 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13695 CONST_OK_FOR_LETTER_P. All port-local users changed.
13696 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13697 implement Kp matching power-of-two.
13698 (CONSTRAINT_LEN): Define to match.
13699 * config/cris/cris.md: Replace all use of constraint K with Kc.
13700 ("*btst*): Use Kp for operand 0 of last alternative.
13702 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13705 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13708 2008-07-13 Jan Hubicka <jh@suse.cz>
13710 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13713 2008-07-13 Richard Guenther <rguenther@suse.de>
13715 PR middle-end/36811
13716 * langhooks.c (lhd_print_error_function): Deal with recursive
13719 2008-07-12 Jan Hubicka <jh@suse.cz>
13721 * cgraph.c (assembler_name_hash): New static var.
13722 (hash_node_by_assembler_name, eq_assembler_name): New.
13723 (cgraph_node_for_asm): Use hashtable.
13724 (cgraph_remove_node): Maintain hashtable.
13725 (change_decl_assembler_name): Sanity check that names are not changing
13726 after aliasing was processed.
13727 * cgraph.h (varpoon_node): Add next GGC marker.
13728 * tree.c (decl_assembler_name_equal): Constify.
13729 (decl_assembler_name_hash): New.
13730 * tree.h (decl_assembler_name_equal): Constify.
13731 (decl_assembler_name_hash): Update.
13733 2008-07-12 David Daney <ddaney@avtrex.com>
13735 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13736 sb1 and r5000 cpus.
13738 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13740 * doc/md.texi: Document the MIPS "v" constraint.
13741 * config/mips/mips.h (reg_class): Revert last change.
13742 (REG_CLASS_NAMES): Likewise.
13743 (REG_CLASS_CONTENTS): Likewise.
13744 * config/mips/mips.c (mips_regno_to_class): Likewise.
13745 * config/mips/constraints.md (v): Likewise, but add documentation.
13746 Add a comment to say that this constraint should not be used in
13749 2008-07-11 DJ Delorie <dj@redhat.com>
13751 * config/h8300/h8300.md (length): Fix branch offset limit.
13753 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13755 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13756 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13757 (avr_hard_regno_scratch_ok): New function.
13758 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13759 * config/avr/avr.md (all peepholes that request a scratch register):
13760 Remove avr_peep2_scratch_safe use.
13762 2008-07-11 Tom Tromey <tromey@redhat.com>
13763 Ian Lance Taylor <iant@google.com>
13765 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13766 (struct c_common_resword): Define.
13767 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13768 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13769 (c_common_reswords, num_c_common_reswords): Declare.
13770 * c-common.c (c_common_reswords): New global const array.
13771 (num_c_common_reswords): New const int.
13772 * c-parser.c (struct resword, reswords): Don't define.
13773 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13774 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13775 than reswords. If warning about C++ keywords, give them a special
13777 (c_lex_one_token): Warn about C++ keywords. Call
13778 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13779 (c_parser_external_declaration): Look for RID_xxx rather than
13780 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13781 (c_parser_statement_after_labels): Likewise.
13782 (c_parser_objc_class_instance_variables): Likewise.
13783 (c_parser_objc_class_declaration): Likewise.
13784 (c_parser_objc_try_catch_statement): Likewise.
13785 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13786 (declspecs_add_type): Likewise.
13788 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13790 * ggc-page.c (alloc_page):
13791 Substituting xmalloc, xcalloc with
13792 XNEWVEC and XCNEWVAR macros which add the
13795 2008-07-11 Richard Guenther <rguenther@suse.de>
13797 PR tree-optimization/36765
13798 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13799 aliases from HEAP vars to SMTs.
13801 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13803 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13804 * configure.ac (loose_warn): Move -Wc++-compat from here...
13805 (strict_warn): ...to here.
13806 * configure: Regenerate.
13808 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13810 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13811 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13812 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13813 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13814 excluding more specific h8300-*-* and sh-*-* targets.
13816 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13818 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13819 (eliminate): Ditto.
13820 (execute_pre): Call loop_optimizer_finalize in early exit.
13822 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13824 PR middle-end/36790
13825 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13826 uids in the bitmap, not just VAR_DECL uids.
13828 PR rtl-optimization/36419
13829 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13830 (combine_stack_adjustments_for_block): Call it if needed. Delete
13832 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13833 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13834 prologue sp adjustment.
13836 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13839 * opts.c (print_ignored_options): Report postponed diagnostics for
13840 unknown -Wno-* options as warnings, not errors.
13841 (postpone_unknown_option_error): Renamed to...
13842 (postpone_unknown_option_warning): ... this.
13844 2008-07-09 Doug Kwan <dougkwan@google.com>
13847 2008-07-08 Doug Kwan <dougkwan@google.com>
13849 * config/arm/arm.opt (mandroid): New option.
13850 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13851 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13853 (CC1PLUS_SPEC): Same.
13855 (STARTFILE_SPEC): Same.
13856 (ENDFILE_SPEC): Same.
13857 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13860 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13863 * config/mips/mips.h (reg_class): Remove V1_REG.
13864 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13865 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13866 instead of V1_REGS.
13867 (mips_get_tp): New function.
13868 (mips_legitimize_tls_address): Use it.
13869 * config/mips/constraints.md (v): Delete.
13870 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13871 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13872 After reload, split into a move and ...
13873 (*tls_get_tp_<mode>_split): ...this new instruction.
13875 2008-07-09 David Daney <ddaney@avtrex.com>
13877 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13879 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13881 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13882 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13884 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13885 htab_delete should be called. Don't free c.
13886 (lookup_tmp_var): Create temp_htab lazily.
13887 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13888 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13890 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13891 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13892 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13893 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13894 * tree-sra.c (generate_element_init): Likewise.
13895 * tree-mudflap.c (execute_mudflap_function_ops,
13896 execute_mudflap_function_decls): Likewise.
13897 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13898 * tree-gimple.h (struct gimplify_ctx): New type.
13899 (push_gimplify_context): Adjust prototype.
13901 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13903 * tree-ssa-pre.c (phi_translate_1): Update placement of
13904 add_to_value calls.
13906 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13908 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13909 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13910 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13911 * targhooks.c (default_hard_regno_scratch_ok): New function.
13912 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13913 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13914 * recog.c: Include "target.h".
13915 (peep2_find_free_register): Add check for global regs. Add target
13917 * Makefile.in (recog.o): Depend on target.h.
13919 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13921 * config/sh/sh.c (sh_canonical_va_list_type): New.
13922 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13924 2008-07-09 Raksit Ashok <raksit@google.com>
13926 * doc/invoke.texi (Option Summary): Mention new option
13927 -Wdisallowed-function-list=...
13928 (Warning Options): Document -Wdisallowed-function-list=...
13929 * common.opt (Wdisallowed-function-list=): New flag.
13930 * flags.h (warn_disallowed_functions): External definition of new
13931 boolean warning flag.
13932 (warn_if_disallowed_function_p): Declare new function.
13933 * opts.c (warning_disallowed_functions): New static variable.
13934 (warn_disallowed_functions): New boolean warning flag.
13935 (warn_if_disallowed_function_p): New function.
13936 (add_comma_separated_to_vector): Rename
13937 add_instrument_functions_exclude_list to this.
13938 (common_handle_option): Handle new option. Rename calls to
13939 add_instrument_functions_exclude_list into calls to
13940 add_comma_separated_to_vector.
13941 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13942 based on flag warn_disallowed_functions.
13944 2008-07-09 Christian Bruel <christian.bruel@st.com>
13946 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13947 instead of get_attr_length.
13949 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13951 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13953 * genemit.c (gen_insn): Likewise.
13954 * gengtype.c (note_def_vec): Likewise.
13955 * gengtype.h (note_def_vec): Likewise.
13956 * genoutput.c (struct data, output_insn_data, process_template,
13957 gen_expand, gen_split, note_constraint): Likewise.
13958 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13959 make_insn_sequence): Likewise.
13960 * gensupport.c (record_insn_name): Likewise.
13962 2008-07-08 Doug Kwan <dougkwan@google.com>
13964 * config/arm/arm.opt (mandroid): New option.
13965 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13966 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13968 (CC1PLUS_SPEC): Same.
13970 (STARTFILE_SPEC): Same.
13971 (ENDFILE_SPEC): Same.
13972 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13975 2008-07-08 Raksit Ashok <raksit@google.com>
13977 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13978 (set_storage_via_setmem): Fix expected_align parameter.
13979 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13980 missing from the list.
13981 * doc/md.texi (movmem): Explicitly state that expected alignment is
13982 to be expressed in bytes.
13983 (setmem): Explicitly state that expected alignment is to be expressed
13986 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13988 * reload.c (find_reloads_subreg_address): Do not require validity
13989 of address in original mode before reloading address.
13991 2008-07-07 Tianwei Sheng <tianweis@google.com>
13993 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13994 bounds array access.
13996 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13998 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
14000 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
14002 Fix PR tree-optimization/23455
14003 Fix PR tree-optimization/35286
14004 Fix PR tree-optimization/35287
14005 * Makefile.in (OBJS-common): Remove tree-vn.o.
14006 (tree-vn.o): Remove.
14007 * dbgcnt.def: Add treepre_insert debug counter.
14008 * gcc/tree-flow.h (add_to_value): Updated for other changes.
14009 (debug_value_expressions): Ditto.
14010 (print_value_expressions): Ditto.
14011 * tree-pretty-print.c (dump_generic_node): Updated for
14012 VALUE_HANDLE removal.
14013 * tree-ssa-dom.c (record_equality): Ditto.
14014 (cprop_operand): Ditto.
14015 (lookup_avail_expr): Ditto.
14016 * tree-ssa-threadedge.c
14017 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
14018 (simplify_control_stmt_condition): Ditto.
14019 * tree.c (tree_code_size): Ditto.
14020 (tree_node_structure): Ditto.
14021 (iterative_hash_expr): Ditto.
14023 * tree.h (VALUE_HANDLE_ID): Ditto.
14024 (VALUE_HANDLE_EXPR_SET): Ditto.
14025 (struct tree_value_handle): Ditto.
14026 (union tree_node): Ditto.
14027 * treestruct.def: Ditto.
14028 * tree-vn.c: Removed.
14029 * tree-ssa-pre.c: Rewritten entirely.
14030 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14031 (constant_value_ids): Ditto.
14032 (vn_nary_op_t): Moved to header.
14034 (vn_reference_op_t): Ditto
14035 (vn_reference_t): Ditto.
14036 (next_value_id): New variable.
14037 (VN_INFO): Add an assert.
14038 (vn_constant_eq): New function.
14039 (vn_constant_hash): Ditto.
14040 (get_or_alloc_constant_value_id): Ditto.
14041 (value_id_constant_p): Ditto.
14042 (vn_reference_compute_hash): De-staticify.
14043 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14044 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14045 (valueize_refs): Update opcode if it changes from ssa name to constant.
14046 (vn_reference_lookup_1): Add new argument.
14047 (vn_reference_lookup): Ditto.
14048 (vn_reference_lookup_pieces): New function.
14049 (vn_reference_insert): Add return type. Modify to deal with value ids.
14050 (vn_reference_insert_pieces): New function.
14051 (vn_nary_op_compute_hash): De-staticify.
14052 (vn_nary_op_eq): Ditto.
14053 (vn_nary_op_lookup_pieces): New function.
14054 (vn_nary_op_lookup): Add new argument.
14055 (vn_nary_op_insert_pieces): New function.
14056 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14057 (vn_phi_insert): Ditto.
14058 (visit_unary_op): Update for callee changes.
14059 (visit_binary_op): Ditto.
14060 (visit_reference_op_load): Ditto.
14061 (visit_reference_op_store): Ditto.
14062 (init_scc_vn): Init next_value_id, constant_to_value_id and
14063 constant_value_ids.
14064 (free_scc_vn): Free them.
14065 (set_hashtable_value_ids): New function.
14066 (run_scc_vn): Use it.
14067 (get_max_value_id): New function.
14068 (get_next_value_id): Ditto.
14069 (expressions_equal_p): Moved from tree-vn.c
14070 (sort_vuses): Ditto.
14071 (sort_vuses_heap): Ditto.
14072 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14074 * tree.c (iterative_hash_hashval_t): Made non-static
14075 * tree.h (iterative_hash_hashval_t): Declare it.
14077 2008-07-08 Martin Jambor <mjambor@suse.cz>
14079 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14080 instead of ipa_create_node_params.
14081 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14082 ipa_check_create_edge_args, free them with
14083 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14085 * ipa-prop.c: Include flags.h and tree-inline.h.
14086 (ipa_node_params_vector): New variable.
14087 (ipa_edge_args_vector): New variable.
14088 (edge_removal_hook_holder): New variable.
14089 (node_removal_hook_holder): New variable.
14090 (edge_duplication_hook_holder): New variable.
14091 (node_duplication_hook_holder): New variable.
14092 (ipa_detect_param_modifications): Check for presence of modified flags.
14093 (ipa_compute_jump_functions): Check for presence of jump functions.
14094 (ipa_free_edge_args_substructures): New function.
14095 (ipa_create_node_params): Removed.
14096 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14097 (ipa_free_node_params_substructures): New function.
14098 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14100 (ipa_edge_removal_hook): New function.
14101 (ipa_node_removal_hook): New function.
14102 (duplicate_array): New function.
14103 (ipa_edge_duplication_hook): New function.
14104 (ipa_node_duplication_hook): New function.
14105 (ipa_register_cgraph_hooks): New function.
14106 (ipa_unregister_cgraph_hooks): New function.
14107 (free_all_ipa_structures_after_ipa_cp): New function.
14109 * ipa-prop.h: Include vec.h.
14110 (ipa_node_params_t): New typedef with vector types for it.
14111 (ipa_edge_args_t): New typedef with vector types for it.
14112 (IPA_NODE_REF): Changed to access an on-the-side vector.
14113 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14114 (ipa_check_create_node_params): New function.
14115 (ipa_check_create_edge_args): New function.
14117 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14120 2008-07-07 Tom Tromey <tromey@redhat.com>
14122 * configure, config.in: Rebuilt.
14123 * configure.ac: Don't check for scandir or alphasort.
14125 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14127 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14128 types immediately after creating them.
14130 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14132 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14134 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14136 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14137 dump_constraint_graph.
14138 (dump_constraint_edge): New function.
14139 (dump_constraint_graph): New function.
14140 (debug_constraint_graph): New function.
14141 (dump_constraint): Removed useless comparison.
14142 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14143 (dump_constraint_graph): Declare.
14144 (debug_constraint_graph): Declare.
14145 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14147 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14149 * config/i386/i386.c (is_va_list_char_pointer): New.
14150 (ix86_va_start): Replace compare with ms_va_list_type_node
14151 by is_va_list_char_pointer.
14152 (ix86_gimplify_va_arg): Likewise.
14154 2008-07-07 Martin Jambor <mjambor@suse.cz>
14156 * cgraph.c (cgraph_edge_max_uid): New variable.
14157 (struct cgraph_edge_hook_list): New type.
14158 (struct cgraph_node_hook_list): New type.
14159 (struct cgraph_2edge_hook_list): New type.
14160 (struct cgraph_2node_hook_list): New type.
14161 (first_cgraph_edge_removal_hook): New variable.
14162 (first_cgraph_node_removal_hook): New variable.
14163 (first_cgraph_edge_duplicated_hook): New variable.
14164 (first_cgraph_node_duplicated_hook): New variable.
14165 (cgraph_add_edge_removal_hook): New function.
14166 (cgraph_remove_edge_removal_hook): New function.
14167 (cgraph_call_edge_removal_hooks): New function.
14168 (cgraph_add_node_removal_hook): New function.
14169 (cgraph_remove_node_removal_hook): New function.
14170 (cgraph_call_node_removal_hooks): New function.
14171 (cgraph_add_edge_duplication_hook): New function.
14172 (cgraph_remove_edge_duplication_hook): New function.
14173 (cgraph_call_edge_duplication_hooks): New function.
14174 (cgraph_add_node_duplication_hook): New function.
14175 (cgraph_remove_node_duplication_hook): New function.
14176 (cgraph_call_node_duplication_hooks): New function.
14177 (cgraph_create_edge): Assign to edge uid.
14178 (cgraph_remove_edge): Call edge removal hooks.
14179 (cgraph_node_remove_callees): Call edge removal hooks.
14180 (cgraph_node_remove_callers): Call edge removal hooks.
14181 (cgraph_remove_node): Call node removal hooks.
14182 (cgraph_clone_edge): Call edge duplication hooks.
14183 (cgraph_clone_node): Call node duplication hooks.
14185 * cgraph.h (cgraph_edge): New field uid.
14186 (cgraph_edge_hook): New type.
14187 (cgraph_node_hook): New type.
14188 (cgraph_2edge_hook): New type.
14189 (cgraph_2node_hook): New type.
14191 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14193 * config.in: Regenerate.
14195 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14197 * gcc.c (print_sysroot): New.
14198 (option_map, display_help, process_command): Handle the
14199 -print-sysroot option.
14200 (main): Print the sysroot if requested.
14201 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14203 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14206 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14208 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14210 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14211 (assign_parm_setup_block_p): Also check mode of entry_parm.
14213 2008-07-07 Richard Guenther <rguenther@suse.de>
14215 * tree-ssa-structalias.h (set_used_smts): Remove.
14216 * tree-ssa-structalias.c (used_smts): Likewise.
14217 (set_used_smts): Likewise.
14218 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14219 call to set_used_smts.
14221 2008-07-07 Richard Guenther <rguenther@suse.de>
14223 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14224 (new_var_info): Set it to false.
14225 (solution_set_add): Correctly handle pointers outside a var and
14227 (type_safe): Treat variables with is_full_var properly.
14228 (do_sd_constraint): Likewise.
14229 (do_ds_constraint): Likewise.
14230 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14231 (get_constraint_for_ptr_offset): New function.
14232 (get_constraint_for_component_ref): For addresses at least include
14233 the last field of the variable. Handle is_full_vars properly.
14234 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14235 (handle_ptr_arith): Remove.
14236 (find_func_aliases): Simplify assignment handling.
14237 (create_function_info_for): For parameter and result varinfos set
14239 (create_variable_info_for): Set is_full_var flag whenever we
14240 just created a single varinfo for a decl.
14241 (init_alias_vars): Initialize use_field_sensitive from
14242 max-fields-for-field-sensitive parameter.
14244 2008-07-07 Richard Guenther <rguenther@suse.de>
14246 PR tree-optimization/36713
14247 * tree-flow-inline.h (is_call_used): New function.
14248 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14249 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14250 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14252 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14254 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14256 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14258 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14260 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14261 Nathan Sidwell <nathan@codesourcery.com>
14263 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14264 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14266 * config/m68k/t-linux: New.
14267 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14270 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14272 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14273 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14276 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14278 * gcc.c (execute): Fix -Wc++-compat warning.
14280 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14283 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14284 constant for little endian.
14286 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14288 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14289 mips_base_mips16 instead of TARGET_MIPS16.
14290 (mips_base_mips16): Declare.
14291 * config/mips/mips.c (mips_base_mips16): Make global.
14292 (was_mips16_p): Remove GTY marker.
14293 (was_mips16_pch_p): New variable.
14294 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14295 (mips_override_options): Force to non-MIPS16 mode initially.
14296 Do not complain about MIPS16 PIC incompatibilities here.
14297 Only allow -mgpopt if -mexplicit-relocs is in force for
14300 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14302 * configure.ac: Check for caddr_t, define to char * if not defined.
14303 * configure: Regenerate.
14304 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14305 (mmap_gt_pch_use_address): Likewise.
14306 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14308 2008-07-06 Richard Guenther <rguenther@suse.de>
14310 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14311 (new_var_info): Deal with it.
14312 (solution_set_add): Likewise.
14313 (bitpos_of_field): Make signed, fix.
14314 (struct fieldoff): Remove type and decl fields. Make size field
14315 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14317 (fieldoff_compare): Deal with it.
14318 (push_fields_onto_fieldstack): Remove has_union argument, glob
14319 adjacent non-pointer fields together.
14320 (create_function_info_for): Do not set has_union.
14321 (create_variable_info_for): Simplify.
14323 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14325 * config.gcc (extra_headers): Add cross-stdarg.h for target
14326 x86_64-*-* and i?86-*-*.
14327 * config/i386/cross-stdarg.h: New.
14328 * builtins.c (std_fn_abi_va_list): New.
14329 (std_canonical_va_list_type): New.
14330 (stabilize_va_list): Replace va_list_type_node use by
14331 mtarget.canonical_va_list_type.
14332 (gimplify_va_arg_expr): Likewise.
14333 (expand_builtin_va_copy): Replace va_list_type_node use by
14334 mtarget.fn_abi_va_list.
14335 * tree-sra.c (is_va_list_type): New helper.
14336 (decl_can_be_decomposed_p): Replace
14337 va_list_type_node use by is_va_list_type.
14338 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14339 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14340 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14341 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14342 (ix86_enum_va_list): New.
14343 * config/i386/i386.c (sysv_va_list_type_node): New.
14344 (ms_va_list_type_node): New.
14345 (ix86_function_type_abi): Remove sorry.
14346 (ix86_build_builtin_va_list_abi): New.
14347 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14348 for 64-bit targets.
14349 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14350 (ix86_init_builtins_va_builtins_abi): New.
14351 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14352 for 64-bit targets.
14353 (ix86_handle_abi_attribute): New.
14354 (attribute_spec): Add sysv_abi and ms_abi.
14355 (ix86_fn_abi_va_list): New.
14356 (ix86_canonical_va_list_type): New.
14357 (ix86_enum_va_list): New.
14358 (TARGET_FN_ABI_VA_LIST): New.
14359 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14360 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14361 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14362 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14363 (TARGET_ENUM_VA_LIST): New.
14364 * expr.h (std_fn_abi_va_list): New.
14365 (std_canonical_va_list_type): New.
14366 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14367 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14368 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14369 TARGET_CANONICAL_VA_LIST_TYPE.
14370 * target.h (struct gcc_target): Add fn_abi_va_list hook
14371 and canonical_va_list_type hook.
14373 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14375 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14376 integral and pointer types.
14378 2008-07-04 Roger Sayle <roger@eyesopen.com>
14380 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14381 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14383 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14386 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14388 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14390 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14391 build_gimple_modify_stmt.
14392 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14393 gimple operand. Use fold_build* instead of build*.
14395 2008-07-04 Richard Guenther <rguenther@suse.de>
14397 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14398 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14399 properly to compute the reachability set if we do field-sensitive PTA.
14400 * invoke.texi (max-fields-for-field-sensitive): Document default.
14401 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14402 100 for optimize >= 2.
14404 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14406 * ggc-zone.c (lookup_page_table_if_allocated,
14407 set_page_table_entry, zone_find_object_size, alloc_small_page,
14408 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14409 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14410 -Wc++-compat and/or -Wcast-qual warnings.
14412 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14415 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14416 pic_offset_table_rtx to be marked as used here.
14417 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14418 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14419 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14420 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14421 !TARGET_SECURE_PLT.
14423 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14425 * alloc-pool.c (hash_descriptor, eq_descriptor,
14426 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14427 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14429 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14430 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14431 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14432 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14435 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14437 * tree-flow.h (loop_only_exit_p): Declare.
14438 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14439 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14440 the number of iterations if it is constant. Otherwise, if this is the
14441 only possible exit of the loop, use the conservative estimate on the
14442 number of iterations of the entire loop if available.
14444 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14446 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14447 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14448 Add synchronization functions.
14449 * config/sync.c: New file.
14450 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14451 (LIBGCC_SYNC_CFLAGS): Likewise.
14453 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14456 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14457 (*pushtf_sse): New insn pattern.
14458 (pushtf splitters): New splitters.
14460 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14462 PR middle-end/35736
14463 * predict.c (build_predict_expr): Use void_type_node for the tree
14464 type, instead of NULL_TREE.
14466 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14468 * config/i386/i386.c (contains_aligned_value_p): Return true
14470 (ix86_data_alignment): Align TCmode to 128bits.
14471 (ix86_local_alignment): Likewise.
14473 2008-07-03 Andrew Haley <aph@redhat.com>
14476 * vec.h (VEC_TA): New.
14477 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14478 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14479 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14480 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14481 (C_COMMON_FIXED_TYPES): Remove first arg.
14482 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14483 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14484 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14485 not to use empty macro arguments.
14487 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14489 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14490 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14491 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14492 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14493 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14494 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14495 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14496 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14497 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14498 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14499 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14500 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14501 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14502 config/rs6000/e500crtres64gpr.asm,
14503 config/rs6000/e500crtres64gprctr.asm,
14504 config/rs6000/e500crtrest32gpr.asm,
14505 config/rs6000/e500crtrest64gpr.asm,
14506 config/rs6000/e500crtresx32gpr.asm,
14507 config/rs6000/e500crtresx64gpr.asm,
14508 config/rs6000/e500crtsav32gpr.asm,
14509 config/rs6000/e500crtsav64gpr.asm,
14510 config/rs6000/e500crtsav64gprctr.asm,
14511 config/rs6000/e500crtsavg32gpr.asm,
14512 config/rs6000/e500crtsavg64gpr.asm,
14513 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14514 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14515 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14516 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14517 config/sparc/sol2-cn.asm: Remove .file directives.
14519 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14521 * resource.c (mark_referenced_resources): Look inside
14522 UNSPEC_VOLATILEs and ASM_INPUTs.
14524 2008-07-02 Ian Lance Taylor <iant@google.com>
14526 * rtlanal.c (add_reg_note): New function.
14527 * rtl.h (add_reg_note): Declare.
14528 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14529 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14530 * builtins.c (expand_builtin_longjmp): Likewise.
14531 (expand_builtin_nonlocal_goto): Likewise.
14532 * calls.c (emit_call_1, expand_call): Likewise.
14533 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14534 * cfglayout.c (fixup_reorder_chain): Likewise.
14535 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14536 (commit_one_edge_insertion): Likewise.
14537 * combine.c (move_deaths, distribute_notes): Likewise.
14538 * df-problems.c (df_set_note): Likewise.
14539 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14540 (set_unique_reg_note): Likewise.
14541 (emit_copy_of_insn_after): Likewise.
14542 * expr.c (expand_expr_real): Likewise.
14543 * gcse.c (add_label_notes): Likewise.
14544 * haifa-sched.c (create_check_block_twin): Likewise.
14545 * jump.c (mark_jump_label_1): Likewise.
14546 * loop-doloop.c (add_test, doloop_modify): Likewise.
14547 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14548 * lower-subreg.c (move_eh_region_note): Likewise.
14549 * optabs.c (emit_libcall_block): Likewise.
14550 * predict.c (predict_insn): Likewise.
14551 (combine_predictions_for_insn): Likewise.
14552 * recog.c (peephole2_optimize): Likewise.
14553 * regmove.c (try_auto_increment): Likewise.
14554 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14555 * reload.c (find_reloads): Likewise.
14556 * reload1.c (fixup_eh_region_note): Likewise.
14557 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14558 * reorg.c (delete_prior_computation): Likewise.
14559 (delete_computation, dbr_schedule): Likewise.
14560 * config/pa/pa.c (legitimize_pic_address): Likewise.
14561 * config/sh/sh.c (sh_reorg): Likewise.
14563 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14566 * config/libgcc-glibc.ver: Add %exclude.
14567 * config/m32r/libgcc-glibc.ver: Likwise.
14568 * config/s390/libgcc-glibc.ver: Likwise.
14569 * config/sh/libgcc-glibc.ver: Likwise.
14570 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14572 * config/i386/libgcc-glibc.ver: New.
14574 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14576 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14578 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14579 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14580 i[34567]86-*-linux*, x86_64-*-linux*. Add
14581 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14582 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14583 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14584 i[34567]86-*-linux*, x86_64-*-linux*.
14586 * libgcc-std.ver: Add empty GCC_4.4.0.
14588 * mkmap-symver.awk: Support multiple versions per symbol.
14590 * config/i386/i386.c (ix86_init_builtins): Always define
14591 __builtin_fabsq and __builtin_copysignq with fallbacks.
14592 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14593 and __builtin_copysignq if SSE2 isn't available.
14595 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14596 (LIBGCC2_TF_CEXT): Likwise.
14597 (TF_SIZE): Likwise.
14599 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14601 * config/i386/sfp-machine.h: Moved to libgcc.
14603 * config/i386/sfp-machine.h: New.
14604 * config/i386/t-linux: Likwise.
14606 * config/i386/t-darwin: Remove softfp_wrap_start and
14608 * config/i386/t-darwin64: Likewise.
14610 * config/i386/t-fprules-softfp64: Renamed to ...
14611 * config/i386/t-fprules-softfp: This.
14613 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14614 and softfp_wrap_end.
14616 2008-07-02 Jason Merrill <jason@redhat.com>
14618 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14620 * tree.c (ctor_to_list): New fn.
14621 * tree.h: Declare it.
14622 (CONSTRUCTOR_ELT): New macro.
14623 (CONSTRUCTOR_NELTS): New macro.
14625 2008-07-02 Richard Guenther <rguenther@suse.de>
14627 * tree-ssa-structalias.c (struct variable_info): Reorder
14628 to fill padding on 64bit hosts. Make collapsed_to an int.
14629 (get_varinfo_fc): Deal with that.
14630 (new_var_info): Likewise.
14631 (collapse_rest_of_var): Likewise.
14633 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14635 * doc/install.texi (--enable-java-home): Document.
14636 (--enable-aot-compile-rpm): Likewise.
14637 (--with-arch-directory): Likewise.
14638 (--with-os-directory): Likewise.
14639 (--with-origin-name): Likewise.
14640 (--with-arch-suffix): Likewise.
14641 (--with-jvm-root-dir): Likewise.
14642 (--with-jvm-jar-dir): Likewise.
14643 (--with-python-dir): Likewise.
14645 2008-07-02 Richard Guenther <rguenther@suse.de>
14647 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14648 from decls explicitly. Merge operand checking from tuples.
14650 2008-07-02 Martin Jambor <mjambor@suse.cz>
14652 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14654 2008-07-02 Martin Jambor <mjambor@suse.cz>
14656 * tree-switch-conversion.c: Included timevar.h
14657 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14659 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14661 2008-07-02 Martin Jambor <mjambor@suse.cz>
14663 * tree-switch-conversion.c: Corrected various comments and
14665 (build_constructors): Fixed minor formatting mistakes.
14667 * invoke.texi (Optimize Options): Corrected the
14668 switch-conversion-max-branch-ratio parameter.
14670 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14672 * final.c (asm_insn_count): Return zero for an empty asm body.
14674 2008-07-02 Richard Guenther <rguenther@suse.de>
14676 * bitmap.h (bitmap_set_bit): Return bool.
14677 (bitmap_clear_bit): Likewise.
14678 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14679 write to the bitmap if it would.
14680 (bitmap_clear_bit): Likewise.
14681 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14682 bitmap_set_bit return value.
14683 (add_pred_graph_edge): Likewise.
14684 (add_graph_edge): Likewise.
14685 (do_sd_constraint): Likewise.
14686 (do_ds_constraint): Likewise.
14688 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14690 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14691 Fix -Wc++-compat and/or -Wcast-qual warnings.
14692 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14693 gen_regparm_prefix): Likewise.
14694 * vmsdbgout.c (write_modbeg, lookup_filename,
14695 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14697 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14699 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14700 defaults.h definition apply.
14702 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14704 * function.c (assign_parm_remove_parallels): New.
14705 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14707 (assign_parm_setup_block): Do not handle them.
14708 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14709 assign_parm_remove_parallels.
14711 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14713 * c-typeck.c (convert_for_assignment): Use
14714 vector_targets_convertible_p.
14715 * c-common.c (vector_targets_convertible_p): New.
14716 * c-common.h (vector_targets_convertible_p): New prototype.
14717 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14718 opaque_p_V2SI_type_node.
14720 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14722 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14725 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14727 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14728 TFmode constants via two element DImode vector for hosts with
14729 HOST_BITS_PER_WIDE_INT < 64.
14730 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14731 also for HOST_BITS_PER_WIDE_INT < 64.
14733 2008-07-01 Richard Guenther <rguenther@suse.de>
14735 PR tree-optimization/36666
14736 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14737 (get_constraint_exp_from_ssa_var): Split into ...
14738 (get_constraint_exp_for_temp): ... this ...
14739 (get_constraint_for_ssa_var): ... and that.
14740 Return constraint expressions for all touched sub-fields
14741 if the results address is not taken.
14742 (process_constraint): Remove assertion that aggregate
14743 assignments do not happen at this place.
14744 (get_constraint_for_component_ref): Add address_p argument.
14745 Return constraint expressions for all touched sub-fields
14746 if the results address is not taken.
14747 (do_deref): Use get_constraint_exp_for_temp.
14748 (get_constraint_for_1): Rename from ...
14749 (get_constraint_for): ... this. Add the old function as wrapper.
14750 (do_structure_copy): Use get_constraint_for_1.
14752 2008-07-01 Martin Jambor <mjambor@suse.cz>
14754 * Makefile.in (tree-switch-conversion.o): Add.
14755 (OBJS-common): Add tree-swtch-conversion.o.
14756 * passes.c (init_optimization_passes): Add pass_convert_switch.
14757 * tree-pass.h: (pass_convert_switch): Add.
14758 * tree-switch-conversion.c: New file.
14759 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14760 * common.opt (ftree-cswtch): New option.
14761 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14762 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14763 * opts.c (decode_options): Set flag_tree_switch_conversion when
14764 optimization level is >= 2.
14765 * doc/invoke.texi (Optimize Options): Added description of
14766 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14768 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14770 * config/darwin-driver.c (darwin_default_min_version): Fix
14771 -Wc++-compat warnings.
14773 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14775 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14778 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14780 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14782 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14784 PR rtl-optimization/34744
14785 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14786 (df_scan_free_internal): Free data structures not
14787 allocated in storage pools.
14788 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14789 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14790 df_scan_free_mws_vec.
14791 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14794 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14796 * config/i386/i386.c (contains_aligned_value_p): Return true
14798 (ix86_function_arg_boundary): Return its natural boundary
14800 (return_in_memory_32): Don't check TDmode.
14801 (ix86_split_to_parts): Support splitting into 4 parts and
14802 support TFmode for 32bit target.
14803 (ix86_split_long_move): Support splitting into 4 parts.
14804 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14806 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14807 (ix86_init_builtins): Here.
14808 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14809 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14810 'q' and 'w', respectively.
14812 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14814 (movtf_internal): Likewise.
14815 (<code>tf2): Likewise.
14816 (*absnegtf2_sse): Likewise.
14817 (copysign<mode>3): Likewise.
14818 (copysign<mode>3_const): Likewise.
14819 (copysign<mode>3_var): Likewise.
14820 (define_split UNSPEC_COPYSIGN): Likewise.
14821 * config/i386/sse.md (*nandtf3): Likewise.
14822 (<code>tf3): Likewise.
14823 (*<code>tf3): Likewise.
14825 2008-06-30 Joey Ye <joey.ye@intel.com>
14826 H.J. Lu <hongjiu.lu@intel.com>
14828 * global.c (compute_regsets): Set frame_pointer_needed here.
14829 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14831 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14833 * doc/install.texi (specific): Expand Windows build notes.
14835 2008-06-30 Ira Rosen <irar@il.ibm.com>
14837 PR tree-optimization/36648
14838 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14839 number of prolog iterations by step. Fix the comment.
14841 2008-06-30 Richard Guenther <rguenther@suse.de>
14843 PR middle-end/36671
14844 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14845 handle calls from ECF_MALLOC functions.
14846 (handle_pure_call): ECF_MALLOC functions do not return
14848 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14850 2008-06-29 Andreas Schwab <schwab@suse.de>
14852 * config/m68k/m68k.c (print_operand): Always print a float
14854 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14855 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14858 * config/rs6000/x-linux64: Remove never used file.
14860 2008-06-29 Richard Guenther <rguenther@suse.de>
14862 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14864 (struct alias_info): Move ...
14865 * tree-ssa-alias.c: ... here.
14866 (update_alias_info): Declare.
14867 (compute_may_aliases): Call it.
14868 (update_alias_info): New function.
14869 * tree-ssa-structalias.c (update_alias_info): Move ...
14870 * tree-ssa-alias.c (update_alias_info_1): ... here.
14871 * tree-ssa-structalias.c (process_constraint_1): Remove
14872 unused from_call argument. Rename to ...
14873 (process_constraint): ... this. Delete old wrapper.
14874 (make_constraint_to): Adjust callers.
14875 (handle_const_call): Likewise.
14876 (handle_pure_call): Likewise.
14877 (init_base_vars): Likewise.
14878 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14879 (find_func_aliases): We don't need structure copies for
14881 (make_constraint_from_anything): Remove.
14882 (create_variable_info_for): For globals make constraints
14883 from escaped, not from anything.
14884 (compute_points_to_sets): Do not call update_alias_info.
14885 (ipa_pta_execute): Use make_constraint_from.
14887 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14889 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14890 (bitmap.o-warn, dominance.o-warn): New.
14891 * configure.ac (cxx_compat_warn): Delete.
14892 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14893 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14895 * configure: Regenerate.
14897 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14900 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14902 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14903 * df-scan.c (df_notes_rescan): Likewise.
14904 * ggc-page.c (set_page_table_entry): Likewise.
14905 * intl.c (gcc_gettext_width): Likewise.
14906 * varasm.c (get_unnamed_section, get_noswitch_section,
14907 get_section): Likewise.
14909 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14911 * regrename.c (build_def_use): Don't copy RTX.
14913 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14915 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14916 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14917 punctuation. Use @ref instead of @xref.
14918 (Function Names): Remove stray @display/@end display.
14919 (C++ Attributes): Use @ref instead of @xref.
14920 (Deprecated Features): Fix punctuation around @xref.
14921 (Backwards Compatibility): Likewise.
14922 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14924 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14926 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14927 constants for E500 double.
14929 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14931 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14932 element type of const_vector.
14934 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14936 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14937 Remove FLAGS_REG clobber from expander pattern.
14938 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14939 (anddi3, andsi3, andhi3, andqi3): Ditto.
14940 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14941 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14942 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14943 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14944 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14945 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14946 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14947 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14949 2008-06-28 Richard Guenther <rguenther@suse.de>
14951 * tree-ssa-structalias.c (callused_id, var_callused,
14952 callused_tree): Add.
14953 (handle_pure_call): New function.
14954 (find_func_aliases): Call it.
14955 (find_what_p_points_to): Handle the call-used set.
14956 (clobber_what_escaped): Likewise.
14957 (compute_call_used_vars): New function.
14958 (init_base_vars): Init the call-used variable.
14959 (do_sd_constraint): Do not propagate the solution from CALLUSED
14960 but use CALLUSED as a placeholder.
14961 (solve_graph): Likewise.
14962 * tree-flow-inline.h (gimple_call_used_vars): New function.
14963 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14964 (compute_call_used_vars): Declare.
14965 * tree-ssa-alias.c (set_initial_properties): Call
14966 compute_call_used_vars.
14967 (reset_alias_info): Clear call-used variables.
14968 (add_call_clobber_ops): Assert we are not called for const/pure
14969 functions. Remove handling of them.
14970 (add_call_read_ops): Handle pure functions by adding the
14971 call-used set of variables as VUSEs.
14972 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14973 (delete_tree_ssa): Free it.
14974 * tree-dfa.c (remove_referenced_var): Clear the var from the
14977 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14979 * tree.c (build_varargs_function_type_list): New.
14980 (build_function_type_list_1): New.
14981 (build_function_type_list): Use build_function_type_list_1.
14982 * tree.h (build_varargs_function_type_list): New.
14984 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14987 * config/spu/spu.c (spu_builtin_splats): Do not generate
14988 invalid CONST_VECTOR expressions.
14989 (spu_expand_vector_init): Likewise.
14991 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14993 * optabs.c (libfunc_decls): New variable.
14994 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14995 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14996 for the same function twice.
14998 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
15000 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
15001 ix86_expand_binary_operator directly.
15002 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
15004 (*ashrti3_1): Ditto.
15005 (*lshrti3_1): Ditto.
15006 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
15007 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
15008 using only one splitter. Conditionaly execute splitter before or
15009 after peephole2 pass.
15010 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
15011 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15012 Use only one alternative in asm template.
15013 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
15015 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
15016 "J" operand constraint for operand 2.
15017 (*ashldi3_cconly_rex64): Ditto.
15018 (*ashrdi3_cmp_rex64): Ditto.
15019 (*ashrdi3_cconly_rex64): Ditto.
15020 (*lshrdi3_cmp_rex64): Ditto.
15021 (*lshrdi3_cconly_rex64): Ditto.
15022 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15023 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15024 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15027 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15029 * gimplify.c (omp_is_private): Don't return true if decl is not
15030 already private on #pragma omp for or #pragma omp parallel for.
15033 * tree-cfg.c (struct move_stmt_d): Replace block field with
15034 orig_block and new_block fields.
15035 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15036 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15037 (move_block_to_fn): Replace vars_map and new_label_map arguments
15038 with struct move_stmt_d pointer.
15039 (replace_block_vars_by_duplicates): New function.
15040 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15041 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15042 all subblocks of ORIG_BLOCK to the new function. Call
15043 replace_block_vars_by_duplicates.
15044 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15045 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15046 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15047 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15048 (expand_omp): Temporarily set input_location to the location of
15049 region's controlling stmt.
15050 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15051 BIND_EXPR, push ctx->block_vars and gimplification vars into
15052 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15053 into dest function.
15054 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15055 there are any BLOCK_VARS.
15056 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15057 OMP_PARALLEL or OMP_TASK stmt.
15058 (lower_omp): Save and restore input_location around the lower_omp_1
15061 2008-06-27 Richard Guenther <rguenther@suse.de>
15063 PR tree-optimization/36400
15064 PR tree-optimization/36373
15065 PR tree-optimization/36344
15066 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15067 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15068 (update_alias_info): Remove call clobbering code.
15069 (make_constraint_to): New helper function.
15070 (make_escape_constraint): Likewise.
15071 (handle_rhs_call): Use it on all pointer containing arguments.
15072 Also mark the static chain escaped.
15073 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15074 instead of ANYTHING.
15075 (make_constraint_from): New helper split out from ...
15076 (make_constraint_from_anything): ... here.
15077 (find_func_aliases): Add constraints for escape sites.
15078 (intra_create_variable_infos): Make constraints from NONLOCAL
15080 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15082 (clobber_what_p_points_to): Remove.
15083 (clobber_what_escaped): New function.
15084 (init_base_vars): Init NONLOCAL and ESCAPED.
15085 (do_sd_constraint): Do not propagate the solution from ESCAPED
15086 but use ESCAPED as a placeholder.
15087 (solve_graph): Likewise.
15088 * tree-flow.h (clobber_what_p_points_to): Remove.
15089 (clobber_what_escaped): Declare.
15090 * tree-ssa-alias.c (set_initial_properties): Call it.
15091 Remove code clobbering escaped pointers.
15093 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15095 * function.c (allocate_struct_function): Only allocate a unique
15096 funcdef_no if the decl is nonzero.
15098 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15100 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15101 * config/mips/mips.c (mips_split_const_insns): New function.
15102 * config/mips/mips.md (move_type): New attribute.
15103 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15104 (dword_mode): New attribute.
15105 (type): Avoid long line. Map "move_type"s to "type"s,
15106 choosing "multi" for doubleword moves if appropriate.
15107 Swap MTC/MFC comments to match their declaration order.
15108 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15109 "type" is "branch" or "jal" is "direct".
15110 (length): Handle "extended_mips16" first. Make the default
15111 "0" for "ghost" instructions. Set the length from "move_type".
15112 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15113 of "type", with "sll0" for the register alternative. Remove the
15114 "extended_mips16" attribute.
15115 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15116 of "type", with "shift_shift" for the register alternative.
15117 Remove the "length" attribute.
15118 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15119 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15120 of "type", with "andi" for the register alternative.
15121 (*zero_extendqihi2): Likewise.
15122 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15123 of "andi" instead of a "type" of "arith".
15124 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15126 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15127 (mov_<store>r, *mov<mode>_ra): Likewise.
15128 (extendsidi2): Use "move_type" instead of "type", with "move"
15129 for the register alternative.
15130 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15131 of "type", with "signext" for the register alternative.
15132 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15133 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15134 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15135 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15136 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15137 (unnamed branch insn): Likewise.
15138 (*movdi_gp32_fp64): Fold into...
15139 (*movdi_32bit): ...here.
15140 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15141 (*movdf_hardfloat): ...this new pattern.
15142 (*movdf_softfloat): Remove redundant FPR alternatives.
15143 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15144 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15145 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15146 the "move" attribute.
15147 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15148 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15149 and "store" for COP loads and stores.
15150 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15151 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15152 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15153 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15154 (*movtf_mips16, *movv2sf): Likewise.
15155 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15156 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15157 (mfhc1<mode>): Use "move_type" instead of "move".
15158 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15159 (loadgp_blockage): Remove the "length" attribute.
15160 (blockage, set_got_version, update_got_version): Likewise.
15161 (call_internal): Remove the "extended_mips16" attribute.
15162 (call_value_internal, call_value_multiple_internal): Likewise.
15163 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15165 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15166 the "length" attribute.
15168 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15170 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15171 -Wcast-qual warnings.
15172 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15173 handle_pragma_pop_macro): Likewise.
15174 * collect2.c (resolve_lib_name): Likewise.
15175 * config/arc/arc.c (arc_init): Likewise.
15176 * config/arm/arm.c (neon_builtin_compare,
15177 locate_neon_builtin_icode): Likewise.
15178 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15179 * config/bfin/bfin.c (bfin_init_machine_status,
15180 bfin_optimize_loop): Likewise.
15181 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15182 * config/cris/cris.c (cris_init_expanders): Likewise.
15183 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15184 * config/darwin.c (machopic_indirection_eq,
15185 machopic_indirection_name, machopic_output_indirection): Likewise.
15186 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15187 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15188 frv_optimize_membar): Likewise.
15189 * config/i386/cygwin.h (mingw_scan,
15190 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15191 * config/i386/cygwin1.c (mingw_scan): Likewise.
15192 * config/i386/i386.c (machopic_output_stub): Likewise.
15193 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15194 i386_pe_unique_section): Likewise.
15195 * config/ia64/ia64.c (ia64_init_machine_status,
15196 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15198 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15199 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15200 * config/m68k/m68k.c (m68k_handle_option,
15201 m68k_sched_md_init_global): Likewise.
15202 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15203 mcore_unique_section): Likewise.
15204 * config/mips/mips.c (mips_block_move_straight,
15205 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15207 * config/mmix/mmix.c (mmix_init_machine_status,
15208 mmix_encode_section_info): Likewise.
15209 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15210 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15211 print_operand_address, output_toc, redefine_groups,
15212 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15213 * config/s390/s390.c (s390_init_machine_status): Likewise.
15214 * config/score/score.c (score_block_move_straight,
15215 score_block_move_loop_body): Likewise.
15216 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15217 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15218 * emit-rtl.c (find_auto_inc): Likewise.
15219 * gcc.c (translate_options, process_command): Likewise.
15220 * reorg.c (dbr_schedule): Likewise.
15221 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15222 * xcoffout.c (xcoffout_declare_function): Likewise.
15224 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15226 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15227 ipa-pta working again.
15229 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15231 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15234 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15236 * config.gcc (powerpc*-*-*): Add new core e500mc.
15237 * config/rs6000/e500mc.md: New file.
15238 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15240 (rs6000_override_options): Add e500mc case to
15241 processor_target_table. Altivec and Spe options not allowed
15242 with e500mc. Add isel instruction to e500mc by
15243 default. Initialize rs6000_cost for e500mc.
15244 (rs6000_issue_rate): Set issue rate for e500mc.
15245 * config/rs6000/rs6000.h (processor_type): Add
15246 PROCESSOR_PPCE500MC.
15247 (ASM_CPU_SPEC): Add e500mc.
15248 Set TARGET_ISEL to rs6000_isel.
15249 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15250 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15251 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15253 * doc/invoke.texi: Add e500mc to list of cpus.
15255 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15258 * c-lex.c (lex_charconst): Initialize unsignedp.
15260 2008-06-27 Olivier Hainque <hainque@adacore.com>
15262 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15263 documented assumptions.
15265 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15267 * dwarf2out.c: Remove trailing white spaces. Break long line
15270 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15272 * libfuncs.h (LTI_synchronize): New libfunc_index.
15273 (synchronize_libfunc): Declare.
15274 * builtins.c (expand_builtin_synchronize): Consider using
15275 synchronize_libfunc before falling back on an asm blockage.
15276 * config/mips/mips.c: Include libfuncs.h
15277 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15279 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15281 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15282 parameter. Copy stack_reg to r11 where appropriate.
15283 (no_global_regs_above): Add gpr parameter.
15284 (rs6000_stack_info): Only add padding for SPE save area if we
15285 are saving SPE GPRs and CR.
15286 (saveres_routine_syms): New variable.
15287 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15289 (rs6000_savres_routine_sym): New function.
15290 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15292 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15293 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15294 Tweak FPR out-of-line saving.
15295 (rs6000_make_savres_rtx): New function.
15296 (rs6000_use_multiple_p): New function.
15297 (rs6000_savres_strategy): New function.
15298 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15299 out-of-line if appropriate.
15300 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15301 if we are optimizing for size.
15302 (GP_SAVE_INLINE): Define.
15303 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15304 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15305 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15306 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15307 (*save_fpregs_<mode>): Add use of r11.
15308 (*restore_gpregs_<mode>): New insn.
15309 (*return_and_restore_gpregs_<mode>): New insn.
15310 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15312 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15313 (*restore_gpregs_spe): New insn.
15314 (*return_and_restore_gpregs_spe): New insn.
15315 * config/rs6000/predicates.md (save_world_operation): Fix check.
15317 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15319 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15320 this point, so assert that.
15322 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15324 * cfganal.c: Include vec.h and vecprim.h.
15325 (compute_idf): Import from...
15326 * tree-into-ssa (compute_idf): ...here.
15327 * basic-block.h (compute_idf): Export.
15329 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15331 * c-decl.c (merge_decls): Use !current_function_decl to check for
15332 extern declaration of C99 inline function being at file scope.
15334 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15336 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15338 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15340 * alias.c (record_alias_subset, init_alias_analysis): Fix
15341 -Wc++-compat and/or -Wcast-qual warnings.
15342 * attribs.c (lookup_attribute_spec): Likewise.
15343 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15344 copy_bb, connect_traces,
15345 find_rarely_executed_basic_blocks_and_cr): Likewise.
15346 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15347 note_btr_set, migrate_btr_defs): Likewise.
15348 * builtins.c (result_vector, expand_builtin_memcpy,
15349 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15350 builtin_memset_read_str, expand_builtin_printf,
15351 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15353 * caller-save.c (mark_set_regs): Likewise.
15354 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15355 * cgraph.c (cgraph_edge): Likewise.
15356 * combine.c (likely_spilled_retval_1): Likewise.
15357 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15358 htab_counts_entry_del, get_coverage_counts): Likewise.
15359 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15360 new_cselib_val): Likewise.
15361 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15362 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15364 * df-core.c (df_compact_blocks): Likewise.
15365 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15366 * df-scan.c (df_grow_reg_info, df_ref_create,
15367 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15368 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15369 df_record_entry_block_defs, df_record_exit_block_uses,
15370 df_bb_verify): Likewise.
15371 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15372 DF_REF_EXTRACT_MODE_CONST): New.
15373 * dominance.c (get_immediate_dominator, get_dominated_by,
15374 nearest_common_dominator, root_of_dom_tree,
15375 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15376 -Wc++-compat and/or -Wcast-qual warnings.
15377 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15378 record_store, replace_read, check_mem_read_rtx, scan_insn,
15379 dse_step1, dse_record_singleton_alias_set): Likewise.
15380 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15382 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15384 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15385 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15386 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15387 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15388 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15389 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15390 file_name_acquire, output_file_names, add_const_value_attribute,
15391 premark_used_types_helper, file_table_eq, file_table_hash,
15392 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15393 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15394 -Wcast-qual warnings.
15395 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15396 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15397 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15398 gen_reg_rtx, start_sequence, init_emit): Likewise.
15399 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15400 * except.c (init_eh_for_function, gen_eh_region,
15401 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15402 arh_to_landing_pad, arh_to_label, add_action_record,
15403 add_call_site, switch_to_exception_section): Likewise.
15404 * expmed.c (synth_mult): Likewise.
15405 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15406 store_expr): Likewise.
15407 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15409 * function.c (assign_stack_temp_for_type,
15410 allocate_struct_function, match_asm_constraints_1): Likewise.
15411 * gcov-io.c (gcov_allocate): Likewise.
15412 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15413 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15414 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15415 record_one_set, insert_expr_in_table, insert_set_in_table,
15416 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15417 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15418 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15419 -Wcast-qual warnings.
15421 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15423 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15424 -Wcast-qual warnings.
15425 * gcc.c (process_command): Likewise.
15426 * genattrtab.c (oballoc): Use XOBNEW.
15427 (oballocvec): Define.
15428 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15429 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15430 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15431 -Wc++-compat and/or -Wcast-qual warnings.
15432 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15433 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15434 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15435 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15436 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15437 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15438 add_excls, process_presence_absence_names,
15439 process_presence_absence_patterns, add_presence_absence,
15440 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15441 get_free_state, add_arc, get_free_automata_list_el,
15442 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15443 transform_3, cache_presence, create_ainsns, create_automata,
15444 create_state_ainsn_table, dfa_insn_code_enlarge,
15445 output_trans_func, output_min_issue_delay_func,
15446 output_dead_lock_func, output_reset_func,
15447 output_get_cpu_unit_code_func, output_dfa_start_func,
15448 expand_automata): Likewise.
15449 * genextract.c (gen_insn): Likewise.
15450 * gengtype-lex.l: Likewise.
15451 * gengtype.c (read_input_list, adjust_field_type,
15452 process_gc_options): Likewise.
15453 * genoutput.c (note_constraint): Likewise.
15454 * genpreds.c (mangle, add_constraint): Likewise.
15455 * genrecog.c (process_define_predicate, new_decision,
15456 add_to_sequence): Likewise.
15457 * gensupport.c (record_insn_name): Likewise.
15459 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15461 * config/i386/driver-i386.c (detect_caches_amd,
15462 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15463 and/or -Wcast-qual warnings.
15464 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15465 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15466 gt_pch_save): Likewise.
15467 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15468 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15469 * global.c (compute_regsets): Likewise.
15470 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15471 finish_graph_dump_file): Likewise.
15472 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15473 unlink_bb_notes): Likewise.
15474 * integrate.c (get_hard_reg_initial_val): Likewise.
15475 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15476 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15477 * local-alloc.c (update_equiv_regs): Likewise.
15478 * loop-invariant.c (check_invariant_table_size,
15479 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15481 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15482 altered_reg_used, mark_altered): Likewise.
15483 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15484 insert_var_expansion_initialization,
15485 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15486 release_var_copies): Likewise.
15487 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15488 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15489 analyze_accesses_for_phi_node, check_var_notmodified_p,
15490 check_allocation_function, find_sites_in_func,
15491 record_all_accesses_in_func, transform_access_sites,
15492 transform_allocation_sites): Likewise.
15493 * omp-low.c (new_omp_region, create_omp_child_function_name,
15494 check_omp_nesting_restrictions, check_combined_parallel,
15495 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15496 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15497 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15498 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15500 * opts-common.c (prune_options): Likewise.
15501 * opts.c (add_input_filename, print_filtered_help,
15502 get_option_state): Likewise.
15503 * params.c (add_params): Likewise.
15504 * passes.c (set_pass_for_id, next_pass_1,
15505 do_per_function_toporder, pass_fini_dump_file): Likewise.
15506 * postreload.c (reload_cse_simplify_operands): Likewise.
15507 * predict.c (tree_predicted_by_p, tree_predict_edge,
15508 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15510 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15512 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15514 * recog.c (check_asm_operands, validate_change_1): Likewise.
15515 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15516 subst_asm_stack_regs): Likewise.
15517 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15518 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15519 * regmove.c (reg_is_remote_constant_p): Likewise.
15520 * regrename.c (regrename_optimize, scan_rtx_reg,
15521 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15523 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15524 regstat_compute_calls_crossed): Likewise.
15525 * reload1.c (init_reload, new_insn_chain,
15526 has_nonexceptional_receiver, reload, copy_reloads,
15527 calculate_needs_all_insns, init_elim_table): Likewise.
15528 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15529 * rtl.c (shallow_copy_rtx_stat): Likewise.
15530 * rtlanal.c (parms_set): Likewise.
15531 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15532 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15533 * sched-ebb.c (earliest_block_with_similiar_load,
15534 add_deps_for_risky_insns): Likewise.
15535 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15536 schedule_region): Likewise.
15537 * see.c (eq_descriptor_pre_extension,
15538 hash_descriptor_pre_extension, hash_del_pre_extension,
15539 eq_descriptor_properties, hash_descriptor_properties,
15540 hash_del_properties, see_seek_pre_extension_expr,
15541 see_initialize_data_structures, see_print_register_properties,
15542 see_print_pre_extension_expr, see_delete_merged_def_extension,
15543 see_delete_unmerged_def_extension, see_emit_use_extension,
15544 see_pre_delete_extension, see_map_extension, see_commit_changes,
15545 see_analyze_merged_def_local_prop,
15546 see_analyze_merged_def_local_prop,
15547 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15548 see_set_prop_merged_def, see_set_prop_unmerged_def,
15549 see_set_prop_unmerged_use, see_print_one_extension,
15550 see_merge_one_use_extension, see_merge_one_def_extension,
15551 see_store_reference_and_extension, see_update_uses_relevancy,
15552 see_update_defs_relevancy): Likewise.
15553 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15554 hash_statistics_free, curr_statistics_hash): Likewise.
15555 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15556 expand_asm_operands, expand_return, case_bit_test_cmp,
15557 expand_case): Likewise.
15558 * stor-layout.c (start_record_layout): Likewise.
15559 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15560 gt_pch_save_stringpool): Likewise.
15561 * tree-data-ref.c (hash_stmt_vertex_info,
15562 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15563 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15565 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15568 * config/i386/i386.md : Change constraints of HImode and QImode
15569 immediate operands from "i" to "n". Change SImode "ni" constraint to
15570 "i" and SImode "rmi" constraint to "g". Remove all constraints
15571 from const0_operand and const1_operand predicated operands.
15572 (i): Change QImode and HImode attribute from "i" to "n".
15573 (*subqi_2): Change HImode operands to QImode.
15576 2008-06-25 Olivier Hainque <hainque@adacore.com>
15578 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15581 2008-06-25 Richard Guenther <rguenther@suse.de>
15583 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15584 not overflow the result type.
15586 2008-06-25 Richard Guenther <rguenther@suse.de>
15588 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15589 (vn_lookup): Likewise.
15591 2008-06-25 Richard Guenther <rguenther@suse.de>
15593 PR tree-optimization/35518
15594 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15595 * tree-sra.c (instantiate_element): Use fold_build3 to build
15597 (try_instantiate_multiple_fields): Likewise.
15599 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15601 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15604 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15606 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15607 use_backchain_to_restore_sp to true
15608 if the offset of the link register save area would go over the 32k - 1
15609 offset limit of the load
15612 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15614 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15615 anchor for the type-punning blurb. Cross-reference "Structures
15616 unions enumerations and bit-fields implementation". Provide a
15617 cast-through-pointer example. Make final sentence self-contained.
15618 * doc/implement-c.texi (Structures unions enumerations and
15619 bit-fields implementation): Cross-reference the type-punning blurb
15620 in the -fstrict-aliasing documentation.
15622 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15624 PR middle-end/36594
15625 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15626 the memory instead of the memory itself for the save area.
15628 2008-06-24 Olivier Hainque <hainque@adacore.com>
15629 Nicolas Roche <roche@adacore.com>
15631 * gengtype.c (srcdir_len): size_t instead of int.
15632 (get_file_realbasename): New function. For F a filename, the real
15633 basename of F, with all the path components stripped.
15634 (get_file_srcdir_relative_path): New function. For F a filename, the
15635 relative path to F from $(srcdir).
15636 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15637 get_file_realbasename. Adjust the head comment.
15638 (get_prefix_langdir_index): New function. For F a filename, return the
15639 lang_dir_names[] relative index of the language directory that is
15641 (get_file_langdir): For F a filename, return the name of the language
15642 directory where F is located.
15643 (get_file_gtfilename): New function. The gt- output file name for an
15645 (get_output_file_with_visibility): Replace in-line computations with
15646 uses of get_file_gtfilename and get_prefix_langdir_index.
15647 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15649 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15651 PR tree-optimization/36504
15652 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15653 references without base address.
15655 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15657 PR middle-end/36584
15658 * calls.c (expand_call): Increase alignment for recursive functions.
15660 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15662 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15663 (TARGET_FUNCTION_VALUE): New define.
15664 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15665 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15667 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15669 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15670 (fmod<mode>3): Ditto.
15671 (remainderxf3): Ditto.
15672 (remainder<mode>3): Ditto.
15674 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15677 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15678 REG is a hard register.
15680 PR tree-optimization/36508
15681 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15682 499, don't check it at all in release compilers.
15684 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15686 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15687 together with SSE_TARGET_MATH to disable insn pattern.
15688 (*fop_<MODEF:mode>_2_i387): Ditto.
15689 (*fop_<MODEF:mode>_3_i387): Ditto.
15691 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15693 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15695 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15697 PR middle-end/34906
15698 * gimplify.c (gimplify_asm_expr): Check the return code of
15699 parse_output_constraint call, set function return and is_inout
15700 value if it failed.
15702 2008-06-22 Ian Lance Taylor <iant@google.com>
15704 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15705 (narrowest_signed_type): Likewise.
15706 * c-typeck.c (c_common_type): Change local variable mclass to enum
15708 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15709 tcc_comparison, not the tree code itself.
15710 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15711 (c_expand_expr): Cast modifier to enum expand_modifier.
15712 * c-common.h (C_RID_CODE): Add casts.
15713 (C_SET_RID_CODE): Define.
15714 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15715 (c_lex_one_token): Add cast to avoid warning.
15716 (c_parser_objc_type_name): Rename local typename to type_name.
15717 (check_no_duplicate_clause): Change code parameter to enum
15719 (c_parser_omp_var_list_parens): Change kind parameter to enum
15721 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15722 c_parser_omp_list_var_parens.
15723 (c_parser_omp_threadprivate): Likewise.
15724 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15725 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15726 * c-format.c (NO_FMT): Define.
15727 (printf_length_specs): Use NO_FMT.
15728 (asm_fprintf_length_specs): Likewise.
15729 (gcc_diag_length_specs): Likewise.
15730 (scanf_length_specs): Likewise.
15731 (strfmon_length_specs): Likewise.
15732 (gcc_gfc_length_specs): Likewise.
15733 (printf_flag_specs): Change 0 to STD_C89.
15734 (asm_fprintf_flag_specs): Likewise.
15735 (gcc_diag_flag_specs): Likewise.
15736 (gcc_cxxdiag_flag_specs): Likewise.
15737 (scanf_flag_specs): Likewise.
15738 (strftime_flag_specs): Likewise.
15739 (strfmon_flag_specs): Likewise.
15740 (print_char_table): Likewise.
15741 (asm_fprintf_char_table): Likewise.
15742 (gcc_diag_char_table): Likewise.
15743 (gcc_tdiag_char_table): Likewise.
15744 (gcc_cdiag_char_table): Likewise.
15745 (gcc_cxxdiag_char_table): Likewise.
15746 (gcc_gfc_char_table): Likewise.
15747 (scan_char_table): Likewise.
15748 (time_char_table): Likewis.
15749 (monetary_char_table): Likewise.
15750 * c-format.h (BADLEN): Likewise.
15752 2008-06-21 Ian Lance Taylor <iant@google.com>
15754 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15755 Define END_OF_BASE_TREE_CODES around inclusion.
15756 * tree.c (tree_code_type): New global array.
15757 (tree_code_length, tree_code_name): Likewise.
15758 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15759 $(lang_tree_files).
15760 (all-tree.def, s-alltree): New targets.
15761 (gencheck.h, s-gencheck): Remove.
15762 (tree.o): Depend upon all-tree.def.
15763 (build/gencheck.o): Remove gencheck.h dependency.
15764 (mostlyclean): Don't remove gencheck.h.
15765 * c-common.h (enum c_tree_code): Remove.
15766 * c-lang.c (tree_code_type): Remove.
15767 (tree_code_length, tree_code_name): Remove.
15768 * gencheck.c (tree_codes): Include all-tree.def, rather than
15769 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15771 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15773 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15774 (operator_name_info): Size to MAX_TREE_CODES.
15775 (assignment_operator_name_info): Likewise.
15776 * cp/cp-lang.c (tree_code_type): Remove.
15777 (tree_code_length, tree_code_name): Remove.
15778 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15779 (assignment_operator_name_info): Likewise.
15780 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15782 * cp/mangle.c (write_expression): Likewise.
15783 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15784 * fortran/f95-lang.c (tree_code_type): Remove.
15785 (tree_code_length, tree_code_name): Remove.
15786 * java/java-tree.h (enum java_tree_code): Remove.
15787 * java/lang.c (tree_code_type): Remove.
15788 (tree_code_length, tree_code_name): Remove.
15789 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15790 * objc/objc-act.h (enum objc_tree_code): Remove.
15791 * objc/objc-lang.c (tree_code_type): Remove.
15792 (tree_code_length, tree_code_name): Remove.
15793 * objcp/objcp-lang.c (tree_code_type): Remove.
15794 (tree_code_length, tree_code_name): Remove.
15795 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15796 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15797 * ada/misc.c (tree_code_type): Remove.
15798 (tree_code_length, tree_code_name): Remove.
15800 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15802 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15803 the grand_bitmap_obstack.
15805 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15807 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15808 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15809 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15810 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15811 move_stmt_r, new_label_mapper): Likewise.
15812 * tree-complex.c (cvc_lookup): Likewise.
15813 * tree-dfa.c (create_function_ann): Likewise.
15814 * tree-dump.c (dump_register): Likewise.
15815 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15816 find_phi_replacement_condition): Likewise.
15817 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15818 tree_function_versioning): Likewise.
15819 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15820 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15821 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15822 get_nonlocal_debug_decl, convert_nonlocal_reference,
15823 convert_nonlocal_omp_clauses, get_local_debug_decl,
15824 convert_local_reference, convert_local_omp_clauses,
15825 convert_nl_goto_reference, convert_nl_goto_receiver,
15826 convert_tramp_reference, convert_call_expr): Likewise.
15827 * tree-outof-ssa.c (contains_tree_r): Likewise.
15828 * tree-parloops.c (reduction_phi, initialize_reductions,
15829 eliminate_local_variables_1, add_field_for_reduction,
15830 add_field_for_name, create_phi_for_local_result,
15831 create_call_for_reduction_1, create_loads_for_reductions,
15832 create_stores_for_reduction, create_loads_and_stores_for_name):
15834 * tree-phinodes.c (allocate_phi_node): Likewise.
15835 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15836 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15837 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15838 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15839 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15840 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15841 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15842 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15843 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15844 vn_nary_op_insert): Likewise.
15845 * tree-ssa.c (redirect_edge_var_map_add,
15846 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15847 * tree-vectorizer.c (vectorize_loops): Likewise.
15848 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15849 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15850 tree_cons_stat, build1_stat, build_variant_type_copy,
15851 decl_init_priority_lookup, decl_fini_priority_lookup,
15852 decl_priority_info, decl_restrict_base_lookup,
15853 decl_restrict_base_insert, decl_debug_expr_lookup,
15854 decl_debug_expr_insert, decl_value_expr_lookup,
15855 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15856 type_hash_add, get_file_function_name, tree_check_failed,
15857 tree_not_check_failed, tree_range_check_failed,
15858 omp_clause_range_check_failed, build_omp_clause,
15859 build_vl_exp_stat): Likewise.
15860 * value-prof.c (gimple_histogram_value,
15861 gimple_duplicate_stmt_histograms): Likewise.
15862 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15863 unshare_variable, variable_union_info_cmp_pos, variable_union,
15864 dataflow_set_different_1, dataflow_set_different_2,
15865 vt_find_locations, variable_was_changed, set_variable_part,
15866 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15867 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15868 section_entry_hash, object_block_entry_eq,
15869 object_block_entry_hash, create_block_symbol,
15870 initialize_cold_section_name, default_function_rodata_section,
15871 strip_reg_name, set_user_assembler_name, const_desc_eq,
15872 build_constant_desc, output_constant_def, lookup_constant_def,
15873 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15874 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15875 default_internal_label): Likewise.
15876 * varray.c (varray_init, varray_grow): Likewise.
15877 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15879 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15881 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15882 operators for "test" insn. Macroize insn using SWI mode macro.
15883 (*jcc_fused_2): Ditto.
15884 (*jcc_fused_3): Macroize insn using SWI mode macro.
15885 (*jcc_fused_4): Ditto.
15887 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15889 * tree-ssa-pre.c: Fix typo in comment.
15890 (init_antic, fini_antic): Add explicit funtions for
15891 initializing and deinitializing ANTIC and AVAIL sets.
15892 (create_expression_by_pieces): Fix typo in comment.
15893 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15894 (execute_pre): Eventually dump details about ANTIC_IN.
15896 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15898 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15899 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15900 add_to_obstack, file_at_path, find_a_file, execute,
15901 add_preprocessor_option, add_assembler_option, add_linker_option,
15902 process_command, insert_wrapper, do_option_spec, do_self_spec,
15903 spec_path, do_spec_1, is_directory, main, used_arg,
15904 getenv_spec_function): Likewise.
15905 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15906 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15909 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15911 * doc/rtl.texi: Updated subreg section.
15913 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15916 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15917 node->needed and node->reachable.
15918 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15919 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15920 (expand_task_call): Don't call expand_task_copyfn.
15921 (expand_task_copyfn): Renamed to...
15922 (finalize_task_copyfn): ... this.
15924 2008-06-19 Jan Hubicka <jh@suse.cz>
15926 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15927 clobbering framepointer.
15929 2008-06-19 Jan Hubicka <jh@suse.cz>
15931 * tree-optimize.c (execute_early_local_optimizations): Set
15932 cgraph_state only at first invocation.
15934 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15936 * system.h (-Wc++-compat): Activate as a warning, no an error.
15938 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15940 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15941 instead of "#" in insn asm template.
15942 (*jcc_fused_2): Ditto.
15944 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15946 * config/i386/i386.h (ix86_tune_indices)
15947 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15948 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15949 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15950 (*jcc_fused_2): Ditto.
15951 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15952 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15953 (print operand): Handle 'E' and 'e' code.
15955 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15957 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15958 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15959 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15961 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15963 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15965 (cgraph_expand_function): Use local copy of decl.
15966 (cgraph_expand_all_functions): Remove redundant initialization of
15968 (cgraph_optimize): Reword internal_error message.
15970 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15972 * arm-protos.h (arm_return_in_memory): Remove public
15973 arm_return_in_memory() prototype.
15974 * arm.c (arm_return_in_memory): Add static prototype, add target
15975 hook macro, change definition and comments.
15976 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15978 2008-06-19 Ben Elliston <bje@au.ibm.com>
15980 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15981 real.c: Remove references to IEEE 754R.
15982 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15983 * doc/libgcc.texi (Decimal float library routines): Likewise.
15985 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15987 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15988 (default_unwind_word_mode): Add prototype.
15989 * targhooks.c (default_unwind_word_mode): New function.
15990 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15991 instead of word_mode.
15992 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15993 (TARGET_INITIALIZER): Use it.
15995 * c-common.c (handle_mode_attribute): Support "unwind_word"
15997 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15999 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
16000 word_mode to access SjLj_Function_Context member "data".
16001 (sjlj_emit_dispatch_table): Likewise. Also, perform type
16002 conversion from targetm.eh_return_filter_mode () to
16003 targetm.unwind_word_mode () if they differ.
16005 * builtin-types.def (BT_UNWINDWORD): New primitive type.
16006 (BT_FN_UNWINDWORD_PTR): New function type.
16007 (BT_FN_WORD_PTR): Remove.
16008 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
16009 * except.c (expand_builtin_extend_pointer): Convert pointer to
16010 targetm.unwind_word_mode () instead of word_mode.
16012 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
16013 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
16014 (spu_unwind_word_mode): New function.
16015 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
16016 (TARGET_UNWIND_WORD_MODE): Define.
16017 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
16019 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16021 * config/spu/spu.c (reg_align): Remove.
16022 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16023 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16024 (spu_split_store): Likewise.
16026 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16028 * gcc/tree-vn.c: Fix typo in comment.
16030 2008-06-18 Jan Hubicka <jh@suse.cz>
16032 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16033 toplevel reorder too.
16035 2008-06-18 Jan Hubicka <jh@suse.cz>
16037 * c-opts.c (c_common_post_options): PCH is not compatible with
16039 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16040 -fno-toplevel-reorder by default now.
16042 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16044 PR documentation/30739
16045 * doc/install.texi (Prerequisites): Document dependency on awk.
16047 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16048 Ian Lance Taylor <iant@google.com>
16050 PR rtl-optimization/35604
16051 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16052 only want to change jump destinations, not eventual label comparisons.
16054 2008-06-16 Jan Hubicka <jh@suse.cz>
16056 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16058 (cgraph_analyze_function): Likewise.
16060 2008-06-16 Jan Hubicka <jh@suse.cz>
16062 * cgraph.h (cgraph_mark_if_needed): New function.
16063 * cgraphunit.c (cgraph_mark_if_needed): New function.
16064 * c-decl.c (duplicate_decl): Use it.
16066 2008-06-16 Jan Hubicka <jh@suse.cz>
16068 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16071 2008-06-16 Jan Hubicka <jh@suse.cz>
16073 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16075 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16076 Kazu Hirata <kazu@codesourcery.com>
16077 Maxim Kuvyrkov <maxim@codesourcery.com
16079 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16080 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16081 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16082 EXTRA_SPEC_FUNCTIONS.
16083 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16084 (DRIVER_SELF_SPECS): Adjust.
16085 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16086 * config/mips/st.h, config/mips/t-st: New.
16087 * config/mips/driver-native.c, config/mips/x-native: New.
16088 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16091 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16093 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16095 (ISA_HAS_FP_CONDMOVE): New macro.
16096 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16097 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16098 (ISA_HAS_NMADD3_NMSUB3): New macro.
16099 * config/mips/mips.c (mips_rtx_costs): Update.
16100 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16101 compiling for ST Loongson 2E/2F.
16102 (madd<mode>): Rename to madd4<mode>. Update.
16103 (madd3<mode>): New pattern.
16104 (msub<mode>): Rename to msub4<mode>. Update.
16105 (msub3<mode>): New pattern.
16106 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16107 (nmadd3<mode>): New pattern.
16108 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16109 (nmadd3<mode>_fastmath): New pattern.
16110 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16111 (nmsub3<mode>): New pattern.
16112 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16113 (nmsub3<mode>_fastmath): New pattern.
16114 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16116 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16118 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16119 (DF_REF_INSN_INFO): New.
16120 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16121 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16122 with a NULL DF_REF_INSN_INFO.
16123 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16125 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16126 DF_INSN_INFO_EQ_USES): New.
16127 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16128 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16129 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16130 * df-core.c: Update comment for above changes.
16131 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16132 DF_INSN_UID_* macros.
16133 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16134 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16135 insn rtx. Update all callers.
16136 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16137 df_ref_create_structure, df_insn_refs_collect): Likewise.
16138 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16139 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16140 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16141 macros to access the insn refs.
16142 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16143 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16144 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16145 for accessing the refs.
16146 (try_fwprop_subst): Likewise.
16147 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16148 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16149 for accessing the refs.
16150 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16151 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16152 to look at the insn refs.
16153 (record_uses): Likewise.
16154 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16156 (mark_artificial_uses): Don't mark_insn for artificial refs.
16157 (mark_reg_rependencies): Likewise.
16159 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16161 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16163 * configure: Regenerate.
16165 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16167 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16168 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16169 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16171 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16173 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16174 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16175 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16177 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16179 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16180 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16181 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16183 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16185 * tree-ssa-sccvn.c: Fix format of comments.
16187 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16189 * cgraph.c: Remove unneeded forward declarations of eq_node()
16192 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16194 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16196 (see_update_relevancy): Likewise.
16197 * fwprop.c (try_fwprop_subst): Likewise.
16198 * rtlanal.c (noop_move_p): Likewise.
16199 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16200 notes to non-existing libcall blocks.
16201 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16203 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16204 (dead_libcall_p): Remove.
16205 (delete_trivially_dead_insns): Don't use it.
16206 * web.c (union_defs): Remove comment about keeping nops.
16207 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16208 (compute_hash_table_work): Don't track libcall notes.
16209 (do_local_cprop): Don't take libcall pointers. Don't update
16211 (adjust_libcall_notes): Deleted.
16212 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16213 ever have existed in the first place).
16214 (replace_store_insn): Don't try to remove libcall notes.
16215 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16216 (resolve_reg_notes): Don't call them.
16217 (resolve_simple_move): Likewise.
16218 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16219 Don't remove REG_RETVAL notes.
16220 * emit-rtl.c (try_split): Don't update libcall notes.
16221 (emit_copy_of_insn_after): Dito.
16222 * cselib.c (cselib_current_insn_in_libcall): Remove.
16223 (cselib_process_insn): Don't set/clear it.
16224 (new_elt_loc_list): Don't record it.
16225 (cselib_init): Don't initialize it.
16226 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16227 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16229 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16230 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16231 (init_deps): Don't initialize it.
16232 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16233 * combine.c (delete_noop_moves): Don't update libcall notes.
16234 (can_combine_p): Remove now pointless #if 0 block.
16235 (try_combine): Remove another obsolete #if 0 block.
16236 (distribute_notes): Don't distribute libcall notes.
16237 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16238 * dce.c (libcall_dead_p): Remove.
16239 (delete_unmarked_insns): Don't handle libcall blocks.
16240 (preserve_libcall_for_dce): Remove.
16241 (prescan_insns_for_dce): Don't special-case libcall block insns.
16242 * reload1 (reload): Don't handle libcall notes.
16243 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16246 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16248 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16249 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16250 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16252 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16254 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16255 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16256 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16258 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16260 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16262 2008-06-16 Ira Rosen <irar@il.ibm.com>
16264 PR tree-optimization/36493
16265 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16266 the arguments list. Use VECTYPE to create vector pointer.
16267 (vectorizable_store): Fail if accesses through a pointer to vectype
16268 do not alias the original memory reference operands.
16269 Call vect_create_data_ref_ptr without the removed argument.
16270 (vectorizable_load): Likewise.
16271 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16274 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16277 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16278 reg_equiv_constant.
16280 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16282 * config/mips/loongson2ef.md: New file.
16283 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16284 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16285 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16286 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16287 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16289 (loongson2ef.md): New include.
16290 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16291 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16292 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16293 (loongson_gt_<mode>, loongson_extract_halfword)
16294 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16295 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16296 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16297 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16298 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16299 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16300 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16301 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16302 (vec_interleave_low<mode>): Define type attribute.
16303 * config/mips/mips.c (mips_ls2): New static variable.
16304 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16305 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16306 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16307 Implement target scheduling hooks.
16308 (mips_multipass_dfa_lookahead): Update to handle tuning for
16310 (mips_sched_init): Initialize data for Loongson scheduling.
16311 (mips_ls2_variable_issue): New static function.
16312 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16314 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16315 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16316 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16317 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16318 Handle ST Loongson 2E/2F cores.
16319 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16321 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16323 * omp-low.c (extract_omp_for_data): Fix comment typo.
16326 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16328 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16329 FIXME note about gcc/config.guess.
16330 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16331 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16332 * doc/cppopts.texi: Likewise.
16333 * doc/extend.texi: Likewise.
16334 * doc/gcc.texi: Likewise.
16335 * doc/gccint.texi: Likewise.
16336 * doc/gcov.texi: Likewise.
16337 * doc/gty.texi: Likewise.
16338 * doc/hostconfig.texi: Likewise.
16339 * doc/install.texi: Likewise.
16340 * doc/invoke.texi: Likewise.
16341 * doc/loop.texi: Likewise.
16342 * doc/makefile.texi: Likewise.
16343 * doc/md.texi: Likewise.
16344 * doc/passes.texi: Likewise.
16345 * doc/tm.texi: Likewise.
16346 * doc/tree-ssa.texi: Likewise.
16347 * doc/trouble.texi: Likewise.
16349 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16350 Nathan Sidwell <nathan@codesourcery.com>
16351 Maxim Kuvyrkov <maxim@codesourcery.com>
16352 Richard Sandiford <rdsandiford@googlemail.com>
16354 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16355 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16356 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16358 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16359 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16360 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16362 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16363 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16364 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16365 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16366 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16367 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16368 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16369 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16370 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16371 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16372 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16373 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16374 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16375 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16376 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16377 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16378 (mips_builtins): Add Loongson builtins.
16379 (mips_loongson_2ef_bdesc): New.
16380 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16381 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16382 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16383 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16385 (mips_expand_vector_init): New.
16386 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16387 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16389 * config/mips/mips.md: Add unspec numbers for Loongson
16390 builtins. Include loongson.md.
16391 (MOVE64): Include Loongson vector modes.
16392 (SPLITF): Include Loongson vector modes.
16393 (HALFMODE): Handle Loongson vector modes.
16394 * config/mips/loongson.md: New.
16395 * config/mips/loongson.h: New.
16396 * config.gcc: Add loongson.h header for mips*-*-* targets.
16397 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16399 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16401 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16402 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16403 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16404 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16405 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16406 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16407 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16408 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16409 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16410 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16411 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16412 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16413 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16414 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16415 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16416 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16417 Remove use_fixproto=yes.
16418 (ia64*-*-hpux*): Remove comment about using fixproto.
16419 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16421 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16423 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16425 * configure: Regenerate.
16427 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16429 PR middle-end/36520
16430 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16431 before evaluating it.
16433 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16436 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16437 nested inline functions.
16438 (start_decl, start_function): Don't invert DECL_EXTERNAL
16439 for nested inline functions.
16441 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16443 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16444 splits that must be made for correctness.
16446 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16448 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16449 (AVAIL_NON_MIPS16): Likewise.
16450 (mips_builtin_description): Replace target_flags with a predicate.
16451 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16452 (dspr2_32): New availability predicates.
16453 (MIPS_BUILTIN): New macro.
16454 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16455 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16456 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16457 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16458 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16459 (mips_dsp_32only_bdesc): Merge into...
16460 (mips_builtins): ...this new array.
16461 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16462 (mips_init_builtins): Update after above changes.
16463 (mips_expand_builtin_1): Merge into...
16464 (mips_expand_builtin): ...here and update after above changes.
16466 2008-06-12 Paul Brook <paul@codesourcery.com>
16468 * longlong.h (__arm__): Define count_leading_zeros.
16469 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16470 (clzsi2, clzdi2): New functions.
16471 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16472 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16473 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16474 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16475 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16476 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16477 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16478 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16479 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16480 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16482 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16484 * config/m68k/m68k.c (m68k_tune_flags): New.
16485 (override_options): Compute m68k_tune_flags.
16486 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16487 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16489 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16491 PR middle-end/36506
16492 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16494 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16496 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16497 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16499 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16501 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16502 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16504 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16506 PR middle-end/36506
16507 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16510 2008-06-12 Richard Guenther <rguenther@suse.de>
16512 PR tree-optimization/36345
16513 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16514 add memory_tag_needed flag.
16515 (may_alias_p): Declare.
16516 * tree-ssa-alias.c (may_alias_p): Export.
16517 (set_initial_properties): Use memory_tag_needed flag.
16518 (update_reference_counts): Likewise.
16519 (reset_alias_info): Reset memory_tag_needed flag.
16520 (create_name_tags): Check memory_tag_needed flag.
16521 (dump_points_to_info_for): Dump it.
16522 * tree-ssa-structalias.c (struct variable_info): Remove
16523 directly_dereferenced flag.
16524 (new_var_info): Do not initialize it.
16525 (process_constraint_1): Do not set it.
16526 (update_alias_info): Set is_dereferenced flag.
16527 (set_uids_in_ptset): Use may_alias_p.
16528 (set_used_smts): Check memory_tag_needed flag.
16529 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16530 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16531 memory_tag_needed flag.
16532 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16533 from broken design.
16535 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16537 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16538 red zone for w64 abi.
16539 (ix86_expand_prologue): Likewise.
16540 (ix86_force_to_memory): Likewise.
16541 (ix86_free_from_memory): Likewise.
16543 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16546 * config/rs6000/rs6000.c (rs6000_override_options): Set
16547 rs6000_isel conditionally to the absence of comand line override.
16548 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16549 Remove duplicate rs6000_isel setting.
16550 * config/rs6000/eabispe.h: Ditto.
16552 2008-06-11 Richard Guenther <rguenther@suse.de>
16554 * alias.c (get_alias_set): Use the element alias-set for arrays.
16555 (record_component_aliases): For arrays and vectors do nothing.
16556 * c-common.c (strict_aliasing_warning): Handle the cases
16557 of alias set zero explicitly.
16558 * Makefile.in (dfp.o-warn): Add -Wno-error.
16560 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16562 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16564 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16565 tune_32 tune_64 to supported_defaults. Allow values not
16566 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16567 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16568 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16569 with_cpu_64 to generic for 64-bit-supporting configurations, not
16570 with_cpu. Remove FIXMEs.
16571 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16572 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16573 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16574 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16575 arch_32 and arch_64.
16577 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16578 Olivier Hainque <hainque@adacore.com>
16580 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16581 Use DECL_SIZE_UNIT to retrieve the size of the field.
16583 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16585 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16586 with function calls after declarations. Lay out
16587 neon_float_type_node before further use.
16589 2008-06-11 Richard Guenther <rguenther@suse.de>
16591 * tree-flow.h (may_point_to_global_var): Declare.
16592 * tree-ssa-alias.c (may_point_to_global_var): New function.
16593 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16595 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16597 * configure.ac: Teach that fido supports .debug_line.
16598 * configure: Regenerate.
16600 2008-06-10 Tom Tromey <tromey@redhat.com>
16602 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16605 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16607 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16608 (encode_decimal64, decode_decimal64, encode_decimal128,
16609 decode_decimal128): Reverse order of 32-bit parts of value if host
16610 and target endianness differ.
16612 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16614 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16615 Avoid division by 0.
16616 (tree_mod_pow2_value_transform): Likewise.
16617 (tree_ic_transform): Likewise.
16618 (tree_stringops_transform): Likewise.
16619 (tree_mod_subtract_transform): Likewise.
16620 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16621 (copy_edges_for_bb): Likewise.
16622 (initialize_cfun): Likewise.
16624 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16626 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16627 nonmemory_operand. Add "N" operand constraint.
16629 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16630 (*jcc_btsi_mask): Ditto.
16631 (*jcc_btsi_mask_1): Ditto.
16633 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16635 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16636 TYPE_CANONICAL for copied element type.
16638 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16641 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16642 Add m_CORE2 and m_GENERIC.
16643 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16644 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16646 (*jcc_btdi_rex64): New instruction and split pattern.
16647 (*jcc_btsi): Ditto.
16648 (*jcc_btsi_1): Ditto.
16649 (*btsq): Fix Intel asm dialect operand order.
16653 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16655 PR middle-end/36447
16656 * simplify-rtx.c (simplify_subreg): Add check for shift count
16659 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16661 * doc/md.texi: Synchronize with later constraints.md change.
16662 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16663 with a C implementation.
16664 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16666 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16667 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16668 when moving to and from MD_REGNUM.
16669 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16670 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16671 Handle byte and halfword moves.
16672 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16674 * config/mips/constraints.md (h): Turn into NO_REGS.
16675 (l, x): Update documentation.
16676 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16677 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16678 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16679 (HILO): New mode iterator.
16681 (any_div): New code iterator.
16682 (u): Extend code attribute to div and udiv.
16683 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16684 d_operand in the splitters. Remove redundant CONST_INT checks.
16685 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16686 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16687 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16688 accordingly, using normal moves instead of unspecs to move LO into
16689 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16690 (<u>mulsidi3): Handle expansion in C code.
16691 (<u>mulsidi3_32bit_internal): Rename to...
16692 (<u>mulsidi3_32bit): ...this.
16693 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16694 (*<u>mulsidi3_64bit): Rename to...
16695 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16696 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16697 to set LO and HI to the multiplication result. Use a normal move
16698 for MFLO and an unspec for MFHI.
16699 (*<u>mulsidi3_64bit_parts): Replace with...
16700 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16701 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16702 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16703 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16704 instead of HI. Split the instruction into a separate multiplication
16705 and MFHI if !TARGET_FIX_R4000.
16706 (<su>muldi3_highpart): Likewise.
16707 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16708 and the "=h" clobber.
16709 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16710 (<u>mulditi3): New expander.
16711 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16712 (madsi): Remove "=h" clobber.
16713 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16714 Force the modulus result to be a GPR and split the instruction into
16715 a division followed by an MFHI after reload.
16716 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16717 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16718 the MIPS16 HIGH define_split.
16719 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16720 of acc<->gpr moves to "multi".
16721 (*movdi_64bit): Replace the single "x" alternative with
16722 alternatives for moving into and out of "a".
16723 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16724 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16725 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16726 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16727 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16728 (movti): New expander.
16729 (*movti, *movti_mips16): New insns.
16730 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16731 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16732 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16733 * config/mips/predicates.md (fpr_operand): Delete.
16734 (d_operand): New predicate.
16736 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16738 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16739 failure on some Bourne shells.
16740 (x86_64-*-*): Ditto.
16742 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16744 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16746 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16748 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16749 (sparc-sun-solaris2*): Likewise.
16751 2008-06-09 Arnaud Charlet <charlet@adacore.com
16753 * doc/install.texi: Update requirements to build the Ada compiler.
16755 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16757 * df-scan.c (struct df_scan_problem_data): Remove the
16758 mw_link_pool alloc pool.
16759 (df_scan_free_internal): Don't free it.
16760 (df_scan_alloc): Don't allocate it.
16761 * df.h (struct df_link): Update comment.
16763 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16765 * except.h: Correct checks for when SJLJ exceptions must be used.
16767 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16769 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16772 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16774 PR tree-optimization/36218
16775 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16776 configure for the build system.
16777 (BUILD_LDFLAGS): Define.
16778 * configure: Regenerate.
16779 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16781 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16784 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16785 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16786 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16788 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16790 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16792 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16794 * config.gcc (Obsolete configurations): Remove list of
16796 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16797 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16798 targets matched by those patterns.
16799 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16800 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16801 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16802 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16803 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16804 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16805 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16806 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16807 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16808 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16809 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16810 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16811 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16812 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16813 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16814 Make code for Solaris 7 and greater unconditional for Solaris.
16815 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16816 Remove --with-* handling.
16817 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16818 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16819 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16820 LINK_OS_WINDISS_SPEC): Remove.
16821 * config/rs6000/sysv4.opt (mwindiss): Remove.
16822 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16823 * configure: Regenerate.
16824 * doc/cpp.texi: Don't mention BeOS.
16825 * doc/extend.texi (interrupt): Don't mention MS1.
16826 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16827 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16828 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16829 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16830 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16832 * doc/invoke.texi (MT Options): Remove.
16833 (-mwindiss): Remove.
16834 (CRIS Options): Remove cris-axis-aout references.
16835 (HPPA Options): Don't mention hppa1.1-*-pro.
16836 * doc/md.texi: (MorphoTech family): Remove.
16837 * libgcc2.c: Don't handle UWIN.
16838 * config/alpha/t-unicosmk: Remove.
16839 * config/alpha/unicosmk.h: Remove.
16840 * config/arm/kaos-arm.h: Remove.
16841 * config/arm/kaos-strongarm.h: Remove.
16842 * config/arm/strongarm-coff.h: Remove.
16843 * config/arm/strongarm-elf.h: Remove.
16844 * config/arm/strongarm-pe.h: Remove.
16845 * config/arm/t-strongarm-pe: Remove.
16846 * config/arm/t-xscale-coff: Remove.
16847 * config/arm/t-xscale-elf: Remove.
16848 * config/arm/xscale-coff.h: Remove.
16849 * config/arm/xscale-elf.h: Remove.
16850 * config/chorus.h: Remove.
16851 * config/cris/aout.h: Remove.
16852 * config/cris/aout.opt: Remove.
16853 * config/cris/t-aout: Remove.
16854 * config/i386/beos-elf.h: Remove.
16855 * config/i386/kaos-i386.h: Remove.
16856 * config/i386/ptx4-i.h: Remove.
16857 * config/i386/sco5.h: Remove.
16858 * config/i386/sco5.opt: Remove.
16859 * config/i386/sysv4-cpp.h: Remove.
16860 * config/i386/sysv5.h: Remove.
16861 * config/i386/t-beos: Remove.
16862 * config/i386/t-sco5: Remove.
16863 * config/i386/t-uwin: Remove.
16864 * config/i386/uwin.asm: Remove.
16865 * config/i386/uwin.h: Remove.
16866 * config/kaos.h: Remove.
16867 * config/mips/windiss.h: Remove.
16868 * config/mt: Remove directory.
16869 * config/pa/pa-osf.h: Remove.
16870 * config/pa/pa-pro-end.h: Remove.
16871 * config/pa/t-pro: Remove.
16872 * config/ptx4.h: Remove.
16873 * config/rs6000/beos.h: Remove.
16874 * config/rs6000/kaos-ppc.h: Remove.
16875 * config/rs6000/t-beos: Remove.
16876 * config/rs6000/windiss.h: Remove.
16877 * config/sh/kaos-sh.h: Remove.
16878 * config/sol2-6.h: Remove.
16879 * config/sparc/sol26-sld.h: Remove.
16880 * config/sparc/sysv4-only.h: Remove.
16881 * config/vax/bsd.h: Remove.
16882 * config/vax/t-memfuncs: Remove.
16883 * config/vax/ultrix.h: Remove.
16884 * config/vax/vaxv.h: Remove.
16885 * config/windiss.h: Remove.
16887 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16889 PR rtl-optimization/36438
16890 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16891 for vector shifts with constant scalar shift operands.
16893 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16895 * doc/invoke.texi: Document -march=xlr.
16896 * config/mips/xlr.md: New file.
16897 * config/mips/mips.md: Include it.
16899 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16900 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16901 (mips_rtx_cost_data): Likewise.
16903 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16905 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16906 PRE_INC and PRE_DEC cases.
16908 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16910 PR rtl-optimization/36419
16911 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16912 the emitting jump insn.
16915 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16916 is not bool, boolify the whole *expr_p and convert to the desired type.
16918 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16920 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16921 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16922 Add omp_private_outer_ref hook, add another argument to
16923 omp_clause_default_ctor hook.
16924 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16925 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16926 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16927 hook_tree_tree_tree_tree_null.
16928 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16929 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16930 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16931 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16932 * tree.def (OMP_TASK): New tree code.
16933 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16934 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16935 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16936 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16937 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16938 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16939 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16940 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16941 (OMP_DIRECTIVE_P): Add OMP_TASK.
16942 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16943 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16944 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16945 and OMP_CLAUSE_UNTIED entries.
16946 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16948 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16949 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16950 * tree-pretty-print.c (dump_omp_clause): Handle
16951 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16952 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16953 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16954 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16955 warning about unsigned iterators. Change decl/init/cond/incr
16956 arguments to TREE_VECs, check arguments for all collapsed loops.
16957 (c_finish_omp_taskwait): New function.
16958 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16960 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16961 default_function_array_conversion on init. Add par_clauses argument.
16962 If decl is present in parallel's lastprivate clause, change it to
16963 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16964 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16965 collapse count in clauses.
16966 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16967 c_parser_omp_for_loop callers.
16968 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16969 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16970 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16971 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16973 (c_parser_omp_clause_schedule): Handle schedule(auto).
16974 Include correct location in the error message.
16975 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16976 and PRAGMA_OMP_CLAUSE_UNTIED.
16977 (OMP_TASK_CLAUSE_MASK): Define.
16978 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16979 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16980 * tree-nested.c (convert_nonlocal_omp_clauses,
16981 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16982 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16983 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16984 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16986 (conver_nonlocal_reference, convert_local_reference,
16987 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16988 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16989 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16990 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16991 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16992 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16993 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16994 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16995 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16997 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16998 * c-common.h (c_finish_omp_taskwait): New prototype.
16999 * gimple-low.c (lower_stmt): Handle OMP_TASK.
17000 * tree-parloops.c (create_parallel_loop): Create 1 entry
17001 vectors for OMP_FOR_{INIT,COND,INCR}.
17002 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
17003 (make_edges): Handle OMP_TASK.
17004 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
17005 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17006 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
17007 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
17008 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
17009 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17010 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
17011 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
17012 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
17013 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
17014 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
17015 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
17016 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
17017 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
17018 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
17019 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17020 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17021 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17022 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17023 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17024 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17025 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17026 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17027 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17028 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17029 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17030 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17031 original iterator is present in lastprivate clause or if
17032 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17033 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17034 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17035 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17036 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17037 if it is set, lookup var in outer contexts too. Handle
17038 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17039 to be implicitly determined firstprivate for task regions.
17040 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17041 if it is set, lookup var in outer contexts too. Set
17042 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17043 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17044 OMP_CLAUSE_UNTIED. Take region_type as last argument
17045 instead of in_parallel and in_combined_parallel.
17046 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17048 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17049 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17050 (new_omp_context): Set default_kind to
17051 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17052 (omp_region_type): New enum.
17053 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17054 fields, add region_type.
17055 (new_omp_context): Take region_type as argument instead of is_parallel
17056 and is_combined_parallel.
17057 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17058 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17059 ctx->is_combined_parallel checks.
17060 (gimplify_omp_task): New function.
17061 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17063 * omp-low.c (extract_omp_for_data): Use schedule(static)
17064 for schedule(auto). Handle pointer and unsigned iterators.
17065 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17066 Add loops argument. Extract data for collapsed OMP_FOR loops.
17067 (expand_parallel_call): Assert sched_kind isn't auto,
17068 map runtime schedule to index 3.
17069 (struct omp_for_data_loop): New type.
17070 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17071 Add loop, loops, collapse and iter_type fields.
17072 (workshare_safe_to_combine_p): Disallow combined for if
17073 iter_type is unsigned long long. Don't combine collapse > 1 loops
17074 unless all bounds and steps are constant. Adjust extract_omp_for_data
17076 (expand_omp_for_generic): Handle pointer, unsigned and long long
17077 iterators. Handle collapsed OMP_FOR loops. Adjust
17078 for struct omp_for_data changes. If libgomp function doesn't return
17079 boolean_type_node, add comparison of the return value with 0.
17080 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17081 pointer, unsigned and long long iterators. Adjust for struct
17082 omp_for_data changes.
17083 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17084 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17085 unsigned long long. Allocate loops array, pass it to
17086 extract_omp_for_data. For collapse > 1 loops use always
17087 expand_omp_for_generic.
17088 (omp_context): Add sfield_map and srecord_type fields.
17089 (is_task_ctx, lookup_sfield): New functions.
17090 (use_pointer_for_field): Use is_task_ctx helper. Change first
17091 argument's type from const_tree to tree. Clarify comment.
17092 In OMP_TASK disallow copy-in/out sharing.
17093 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17094 (install_var_field): Add mask argument. Populate both record_type
17095 and srecord_type if needed.
17096 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17098 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17099 and DECL_FIELD_OFFSET.
17100 (scan_sharing_clauses): Adjust install_var_field callers. For
17101 firstprivate clauses on explicit tasks allocate the var by value in
17102 record_type unconditionally, rather than by reference.
17103 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17104 Use is_taskreg_ctx instead of is_parallel_ctx.
17105 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17106 (create_omp_child_function_name): Add task_copy argument, use
17107 *_omp_cpyfn* names if it is true.
17108 (create_omp_child_function): Add task_copy argument, if true create
17109 *_omp_cpyfn* helper function.
17110 (scan_omp_parallel): Adjust create_omp_child_function callers.
17111 Rename parallel_nesting_level to taskreg_nesting_level.
17112 (scan_omp_task): New function.
17113 (lower_rec_input_clauses): Don't run constructors for firstprivate
17114 explicit task vars which are initialized by *_omp_cpyfn*.
17115 Pass outer var ref to omp_clause_default_ctor hook if
17116 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17117 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17118 OMP_CLAUSE_REDUCTION_INIT.
17119 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17120 avoid duplicate setting of fields. Handle
17121 OMP_CLAUSE_PRIVATE_OUTER_REF.
17122 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17123 copy-out if TREE_READONLY, only copy-in.
17124 (expand_task_copyfn): New function.
17125 (expand_task_call): New function.
17126 (struct omp_taskcopy_context): New type.
17127 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17129 (lower_omp_parallel): Rename to...
17130 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17131 Call create_task_copyfn if srecord_type is needed. Adjust
17133 (task_shared_vars): New variable.
17134 (check_omp_nesting_restrictions): Warn if work-sharing,
17135 barrier, master or ordered region is closely nested inside OMP_TASK.
17136 Add warnings for barrier if closely nested inside of work-sharing,
17137 ordered, or master region.
17138 (scan_omp_1): Call check_omp_nesting_restrictions even for
17139 GOMP_barrier calls. Rename parallel_nesting_level to
17140 taskreg_nesting_level. Handle OMP_TASK.
17141 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17142 work-sharing construct, continue looking for them on parent parallel
17144 (lower_omp_for_lastprivate): Add lastprivate clauses
17145 to the beginning of dlist rather than end. Adjust for struct
17146 omp_for_data changes.
17147 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17148 not after it. Handle collapsed OMP_FOR loops, adjust for
17149 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17150 (get_ws_args_for): Adjust extract_omp_for_data caller.
17151 (scan_omp_for): Handle collapsed OMP_FOR
17152 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17153 (lower_omp_single_simple): If libgomp function doesn't return
17154 boolean_type_node, add comparison of the return value with 0.
17155 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17156 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17157 (parallel_nesting_level): Rename to...
17158 (taskreg_nesting_level): ... this.
17159 (is_taskreg_ctx): New function.
17160 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17161 of is_parallel_ctx.
17162 (execute_lower_omp): Rename parallel_nesting_level to
17163 taskreg_nesting_level.
17164 (expand_omp_parallel): Rename to...
17165 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17166 Call omp_task_call for OMP_TASK regions.
17167 (expand_omp): Adjust caller, handle OMP_TASK.
17168 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17170 * bitmap.c (bitmap_default_obstack_depth): New variable.
17171 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17172 if argument is NULL and bitmap_default_obstack is already initialized.
17173 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17175 * matrix-reorg.c (matrix_reorg): Likewise.
17177 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17179 * config/i386/i386.md (*indirect_jump): Macroize using P
17180 mode iterator. Remove !TARGET_64BIT from insn constraints.
17181 (*tablejump_1): Ditto.
17182 (*indirect_jump_rex64): Remove insn pattern.
17183 (*tablejump_1_rex64): Ditto.
17184 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17185 and eh_return_si insn patterns.
17187 2008-06-06 Richard Guenther <rguenther@suse.de>
17189 * tree-ssa-structalias.c (merge_smts_into): Remove.
17190 (find_what_p_points_to): Do not bother to compute the
17191 points-to set for pt_anything pointers.
17192 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17193 for pt_anything pointers is ok.
17195 2008-06-06 Jan Hubicka <jh@suse.cz>
17197 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17199 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17201 * cgraph.c: Fix typos in comments.
17202 (cgraph_availability_names): Fix string typo.
17203 * fold-const.c: Fix typos in comments.
17204 (fold_binary): Fix typo in warning.
17205 * genautomata.c: Fix typos in comments.
17206 (check_presence_pattern_sets): Fix typo in local variable.
17207 (output_description): Fix typo in output.
17208 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17209 * hwint.h: Likewise.
17210 * matrix-reorg.c (check_allocation_function): Likewise.
17211 * omega.c (smooth_weird_equations): Likewise.
17212 * auto-inc-dec.c: Fix typos in comments.
17213 * bb-reorder.c: Likewise.
17214 * builtins.c: Likewise.
17215 * c-common.c: Likewise.
17216 * c-cppbuiltin.c: Likewise.
17217 * c-parser.c: Likewise.
17218 * c-pretty-print.c: Likewise.
17219 * cfgcleanup.c: Likewise.
17220 * cfgexpand.c: Likewise.
17221 * cfghooks.c: Likewise.
17222 * cfglayout.c: Likewise.
17223 * cfgloopmanip.c: Likewise.
17224 * cgraphunit.c: Likewise.
17225 * coverage.c: Likewise.
17226 * dbxout.c: Likewise.
17227 * df-byte-scan.c: Likewise.
17228 * df-core.c: Likewise.
17229 * df-problems.c: Likewise.
17230 * df-scan.c: Likewise.
17232 * dominance.c: Likewise.
17233 * domwalk.c: Likewise.
17235 * dwarf2out.c: Likewise.
17236 * emit-rtl.c: Likewise.
17237 * et-forest.c: Likewise.
17238 * function.c: Likewise.
17239 * function.h: Likewise.
17241 * gcov-io.c: Likewise.
17242 * gcov.c: Likewise.
17243 * gcse.c: Likewise.
17244 * genattrtab.c: Likewise.
17245 * ggc-page.c: Likewise.
17246 * gimplify.c: Likewise.
17247 * gthr-lynx.h: Likewise.
17248 * haifa-sched.c: Likewise.
17249 * ipa-cp.c: Likewise.
17250 * ipa-inline.c: Likewise.
17251 * ipa-prop.h: Likewise.
17252 * ipa-pure-const.c: Likewise.
17253 * ipa-struct-reorg.c: Likewise.
17254 * ipa-struct-reorg.h: Likewise.
17255 * ipa-type-escape.c: Likewise.
17257 * loop-doloop.c: Likewise.
17258 * mips-tfile.c: Likewise.
17259 * mkmap-flat.awk: Likewise.
17260 * mkmap-symver.awk: Likewise.
17261 * modulo-sched.c: Likewise.
17262 * omp-low.c: Likewise.
17263 * optabs.c: Likewise.
17264 * optabs.h: Likewise.
17265 * opts.c: Likewise.
17266 * passes.c: Likewise.
17267 * postreload-gcse.c: Likewise.
17268 * postreload.c: Likewise.
17269 * predict.c: Likewise.
17270 * pretty-print.h: Likewise.
17271 * profile.c: Likewise.
17272 * protoize.c: Likewise.
17273 * ra-conflict.c: Likewise.
17274 * real.c: Likewise.
17275 * recog.c: Likewise.
17276 * regclass.c: Likewise.
17277 * regs.h: Likewise.
17278 * reload.c: Likewise.
17279 * rtl-error.c: Likewise.
17280 * rtlanal.c: Likewise.
17281 * scan.h: Likewise.
17282 * sched-rgn.c: Likewise.
17284 * stmt.c: Likewise.
17285 * target.h: Likewise.
17286 * tree-dfa.c: Likewise.
17287 * tree-eh.c: Likewise.
17288 * tree-flow-inline.h: Likewise.
17289 * tree-inline.c: Likewise.
17290 * tree-into-ssa.c: Likewise.
17291 * tree-loop-distribution.c: Likewise.
17292 * tree-nested.c: Likewise.
17293 * tree-parloops.c: Likewise.
17294 * tree-pass.h: Likewise.
17295 * tree-pretty-print.c: Likewise.
17296 * tree-profile.c: Likewise.
17297 * tree-scalar-evolution.c: Likewise.
17298 * tree-sra.c: Likewise.
17299 * tree-ssa-alias-warnings.c: Likewise.
17300 * tree-ssa-ccp.c: Likewise.
17301 * tree-ssa-coalesce.c: Likewise.
17302 * tree-ssa-dom.c: Likewise.
17303 * tree-ssa-dse.c: Likewise.
17304 * tree-ssa-forwprop.c: Likewise.
17305 * tree-ssa-live.c: Likewise.
17306 * tree-ssa-live.h: Likewise.
17307 * tree-ssa-loop-im.c: Likewise.
17308 * tree-ssa-loop-ivopts.c: Likewise.
17309 * tree-ssa-loop-niter.c: Likewise.
17310 * tree-ssa-loop-prefetch.c: Likewise.
17311 * tree-ssa-phiopt.c: Likewise.
17312 * tree-ssa-phiprop.c: Likewise.
17313 * tree-ssa-sccvn.c: Likewise.
17314 * tree-ssa-ter.c: Likewise.
17315 * tree-ssa-threadupdate.c: Likewise.
17316 * tree-ssa.c: Likewise.
17317 * tree-vect-analyze.c: Likewise.
17318 * tree-vect-transform.c: Likewise.
17319 * tree-vectorizer.c: Likewise.
17320 * tree-vn.c: Likewise.
17321 * tree-vrp.c: Likewise.
17322 * tree.c: Likewise.
17323 * tree.def: Likewise.
17324 * tree.h: Likewise.
17325 * unwind-dw2-fde.c: Likewise.
17326 * unwind.inc: Likewise.
17327 * value-prof.c: Likewise.
17328 * vmsdbgout.c: Likewise.
17330 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17332 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17333 always place FP constants in the TOC for TARGET_POWERPC64.
17334 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17336 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17338 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17339 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17340 enable for TARGET_E500_DOUBLE.
17341 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17342 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17343 floating-point modes like integer modes for E500 double.
17344 (rs6000_legitimate_offset_address_p): Likewise.
17345 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17346 addressing for DDmode for E500 double.
17347 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17348 modes as using 64-bits of registers for E500 double.
17349 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17350 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17351 specially for E500 double.
17352 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17353 TDmode for E500 double.
17354 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17355 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17356 (rs6000_split_multireg_move): Do not handle TDmode specially for
17358 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17359 using 64-bit registers for E500 double.
17360 (emit_frame_save): Do not handle DDmode specially for E500 double.
17361 (gen_frame_mem_offset): Likewise.
17362 (rs6000_function_value): Do not call spe_build_register_parallel
17363 for DDmode or TDmode.
17364 (rs6000_libcall_value): Likewise.
17365 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17366 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17369 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17371 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17374 2008-06-04 Junjie Gu <jgu@tensilica.com>
17376 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17377 comparison for frame pointers.
17379 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17382 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17384 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17387 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17388 register is already smaller or equal to required mode.
17390 2008-06-04 Xinliang David Li <davidxl@google.com>
17392 * tree-call-cdce.c: New file.
17393 (cond_dead_built_in_calls): New static variable.
17394 (input_domain): New struct.
17395 (check_pow): New function.
17396 (check_builtin_call): Ditto.
17397 (check_target_format): Ditto.
17398 (is_call_dce_candidate): Ditto.
17399 (gen_one_condition): Ditto.
17400 (gen_conditions_for_domain): Ditto.
17401 (get_domain): Ditto.
17402 (gen_conditions_for_pow_cst_base): Ditto.
17403 (gen_conditions_for_pow_int_base): Ditto.
17404 (gen_conditions_for_pow): Ditto.
17405 (get_no_error_domain): Ditto.
17406 (gen_shrink_wrap_conditions): Ditto.
17407 (shrink_wrap_one_built_in_call): Ditto.
17408 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17409 (tree_call_cdce): Ditto.
17410 (gate_call_cdce): Ditto.
17411 (pass_call_cdce): New gimple pass.
17412 * passes.c: (init_optimization_passes): New pass.
17413 * tree-pass.h: New pass declaration.
17414 * opts.c (decode_options): New flag setting.
17415 * common.opt: Add -ftree-builtin-call-dce flag.
17416 * Makefile.in: Add new source file.
17417 * tempvar.def: New tv_id.
17418 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17420 2008-06-04 Richard Guenther <rguenther@suse.de>
17422 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17423 (is_call_clobbered): Always check var_ann->call_clobbered.
17424 (mark_call_clobbered): Always set var_ann->call_clobbered.
17425 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17426 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17427 (reset_alias_info): Clear call clobbering info on MTAGs and
17429 (set_pt_anything): Set pt_global_mem.
17430 (create_tag_raw): Adjust comment.
17431 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17433 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17434 Maxim Kuvyrkov <maxim@codesourcery.com>
17436 * config/m68k/m68k.opt (mxgot): New option.
17437 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17438 (m68k_output_addr_const_extra): New.
17439 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17440 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17441 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17442 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17444 2008-06-04 Richard Guenther <rguenther@suse.de>
17446 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17447 negative or non-representable offsets.
17449 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17451 * config/i386/i386.c (ix86_gen_leave): New.
17452 (ix86_gen_pop1): Likewise.
17453 (ix86_gen_add3): Likewise.
17454 (ix86_gen_sub3): Likewise.
17455 (ix86_gen_sub3_carry): Likewise.
17456 (ix86_gen_one_cmpl2): Likewise.
17457 (ix86_gen_monitor): Likewise.
17458 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17459 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17460 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17461 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17462 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17463 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17464 (ix86_expand_epilogue): Updated.
17465 (print_operand): Handle integer register operand for 'z'.
17466 (ix86_expand_strlensi_unroll_1): Likewise.
17467 (ix86_expand_strlen): Likewise.
17468 (ix86_expand_builtin): Likewise.
17469 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17470 mov{q}/mov{l} and add{q}/add{l}.
17472 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17474 * config/i386/i386.md (P): New mode iterator.
17475 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17476 using P mode iterator.
17477 (DFmode push_operand splitter): Ditto.
17478 (XFmode push_operand splitter): Ditto.
17479 (DFmode float_extend SFmode push_operand splitter): Ditto.
17480 (XFmode float_extend SFmode push_operand splitter): Do not generate
17481 SImode pushes for 64bit target. Macroize Dimode and SImode
17482 pushes using P mode iterator.
17483 (XFmode float_extend DFmode push_operand splitter): Ditto.
17485 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17487 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17488 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17489 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17490 return type to int.
17491 (ix86_call_abi_override): Remove check for call_used_regs.
17493 2008-06-03 Richard Guenther <rguenther@suse.de>
17495 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17496 for the lhs of calls if the return type contains pointers.
17498 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17500 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17501 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17502 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17503 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17504 of cfun and DEFAULT_ABI to deceide abi mode.
17505 (DEFAULT_ABI): New.
17506 (REG_PARM_STACK_SPACE): Removed.
17507 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17508 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17509 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17510 (ix86_function_abi): Likewise.
17511 (ix86_function_type_abi): Likewise.
17512 (ix86_call_abi_override): Likewise.
17513 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17514 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17515 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17516 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17518 (X86_64_REGPARM_MAX): New.
17519 (X86_64_SSE_REGPARM_MAX): New.
17520 (X64_REGPARM_MAX): New.
17521 (X64_SSE_REGPARM_MAX): New.
17522 (X86_32_REGPARM_MAX): New.
17523 (X86_32_SSE_REGPARM_MAX): New.
17524 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17525 (ix86_function_regparm): Handle user calling abi.
17526 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17527 by DEFAULT_ABI versus SYSV_ABI check.
17528 (ix86_reg_parm_stack_space): New.
17529 (ix86_function_type_abi): New.
17530 (ix86_call_abi_override): New.
17531 (ix86_function_abi): New.
17532 (ix86_cfun_abi): New.
17533 (init_cumulative_args): Call abi specific initialization.
17534 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17535 (function_arg_64): Extend SSE_REGPARM_MAX check.
17536 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17537 (ix86_pass_by_reference): Likewise.
17538 (ix86_function_value_regno_p): Likewise.
17539 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17540 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17541 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17542 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17543 (setup_incoming_varargs_64): Adjust regparm for call abi.
17544 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17545 (ix86_va_start): Likewise.
17546 (ix86_gimplify_va_arg): Likewise.
17547 (ix86_expand_prologue): Likewise.
17548 (output_pic_addr_const): Likewise.
17549 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17550 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17551 (x86_output_mi_thunk): Likewise.
17552 (x86_function_profiler): Likewise.
17553 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17554 (SYSV_ABI, MS_ABI): New constants.
17555 (DEFAULT_ABI): New.
17556 (init_regs): Add prototype of function in regclass.c file.
17557 (OVERRIDE_ABI_FORMAT): New.
17558 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17559 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17560 (OUTGOING_REG_PARM_STACK_SPACE): New.
17561 (ix86_reg_parm_stack_space): New prototype.
17562 (CUMULATIVE_ARGS): Add call_abi member.
17563 (machine_function): Add call_abi member.
17564 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17565 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17567 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17570 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17571 (avr_builtin_setjmp_frame_value): New function.
17572 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17573 (nonlocal_goto): Define.
17575 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17577 * config/mips/mips.c (mips_emit_loadgp): Return early if
17578 there is nothing do to, otherwise emit a blockage if
17579 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17580 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17582 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17584 * configure.ac: Drop unneeded backslash ending up in config.in.
17585 * acinclude.m4: Likewise.
17586 * config.in: Regenerate.
17588 2008-05-26 Jan Hubicka <jh@suse.cz>
17590 * predict.c (maybe_hot_frequency_p): Break out of...
17591 (maybe_hot_bb_p): ... here.
17592 (maybe_hot_edge_p): New.
17593 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17594 * basic-block.h (maybe_hot_edge_p): Declare.
17596 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17598 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17599 (*cmpfp_<mode>_cc): Ditto.
17600 (*fp_jcc_8<mode>_387): Ditto.
17601 (*fop_<MODEF:mode>_2_i387): Ditto.
17602 (*fop_<MODEF:mode>_3_i387): Ditto.
17603 (*fop_xf_2_i387): Ditto.
17604 (*fop_xf_3_i387): Ditto.
17606 2008-06-02 Tomas Bily <tbily@suse.cz>
17608 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17610 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17612 * config/mips/mips.c (mips_valid_offset_p): New function.
17613 (mips_valid_lo_sum_p): Likewise.
17614 (mips_classify_address): Use them.
17615 (mips_force_address): New function.
17616 (mips_legitimize_address): Use it.
17617 * config/mips/mips.md (MOVE128): New mode iterator.
17618 (movtf): Require TARGET_64BIT. Remove empty strings.
17619 (*movtf_internal): Rename to...
17620 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17621 of "R" and use {,fp}{load,store} attributes instead of "multi".
17622 Use a separate define_split.
17623 (*movtf_mips16): New pattern.
17625 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17627 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17628 * config/mips/mips.c (mips_expand_before_return): New function.
17629 (mips_expand_epilogue): Call it.
17630 * config/mips/mips.md (return): Turn into a define_expand.
17631 (*return): New insn.
17633 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17635 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17636 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17637 functions. Do not emit uses and clobbers of CONCATs; individually
17638 use and clobber their operands.
17639 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17640 gen_clobber, emit_use and gen_use.
17641 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17642 (expand_builtin_return): Likewise.
17643 * cfgbuild.c (count_basic_blocks): Likewise.
17644 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17645 * explow.c (emit_stack_restore): Likewise.
17646 * expmed.c (extract_bit_field_1): Likewise.
17647 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17648 (emit_move_multi_word, store_constructor): Likewise.
17649 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17650 (thread_prologue_and_epilogue_insns): Likewise.
17651 * lower-subreg.c (resolve_simple_move): Likewise.
17652 * optabs.c (widen_operand, expand_binop): Likewise.
17653 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17654 * reload.c (find_reloads): Likewise.
17655 * reload1.c (eliminate_regs_in_insn): Likewise.
17656 * stmt.c (expand_nl_goto_receiver): Likewise.
17657 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17658 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17659 * config/arm/arm.c (arm_load_pic_register): Likewise.
17660 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17661 * config/arm/arm.md (untyped_return): Likewise.
17662 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17663 * config/avr/avr.c (expand_prologue): Likewise.
17664 * config/bfin/bfin.c (do_unlink): Likewise.
17665 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17666 * config/cris/cris.c (cris_expand_prologue): Likewise.
17667 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17668 (machopic_legitimize_pic_address): Likewise.
17669 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17670 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17671 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17672 (ix86_expand_convert_uns_didf_sse): Likewise.
17673 (ix86_expand_vector_init_general): Likewise.
17674 * config/ia64/ia64.md (eh_epilogue): Likewise.
17675 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17676 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17677 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17678 (config/iq2000/iq2000.c): Likewise.
17679 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17680 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17681 (builtin_longjmp): Likewise.
17682 * config/mn10300/mn10300.md (call, call_value): Likewise.
17683 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17684 * config/pdp11/pdp11.md (abshi2): Likewise.
17685 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17686 * config/s390/s390.c (s390_emit_prologue): Likewise.
17687 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17688 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17689 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17690 * config/sh/sh.c (prepare_move_operands): Likewise.
17691 (output_stack_adjust, sh_expand_epilogue): Likewise.
17692 (sh_set_return_address, sh_expand_t_scc): Likewise.
17693 * config/sparc/sparc.c (load_pic_register): Likewise.
17694 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17695 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17696 * config/v850/v850.c (expand_epilogue): Likewise.
17698 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17700 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17701 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17702 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17703 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17704 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17705 stack pointer register.
17706 (output_movhi): Remove code for interrupt specific writing to the
17707 stack pointer register.
17709 2008-05-31 Richard Guenther <rguenther@suse.de>
17711 PR tree-optimization/34244
17712 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17713 (tree_expr_nonzero_warnv_p): Likewise.
17714 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17715 ssa_name_nonnegative_p.
17716 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17717 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17718 not tree_expr_nonzero_warnv_p.
17720 PR tree-optimization/36262
17722 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17724 PR tree-optimization/34244
17725 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17726 (record_numbers_of_iterations): New function.
17727 (execute_vrp): Cache the numbers of iterations of loops.
17728 * tree-scalar-evolution.c (scev_reset_except_niters):
17730 (scev_reset): Use scev_reset_except_niters.
17731 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17733 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17735 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17736 __WORKAROUND_RETS when appropriate.
17738 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17740 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17741 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17743 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17744 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17745 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17746 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17747 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17748 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17749 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17750 *fop_df_1_sse insn patterns using MODEF mode iterator.
17751 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17752 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17753 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17754 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17755 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17756 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17757 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17758 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17759 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17760 (*fop_xf_5_i387): Ditto.
17761 (*fop_xf_6_i387): Ditto.
17763 2008-05-30 Richard Guenther <rguenther@suse.de>
17765 * builtins.c (build_string_literal): Avoid generating
17766 a non-gimple_val result.
17768 2008-05-30 DJ Delorie <dj@redhat.com>
17770 * exec-tool.in: Use an environment variable (private) instead of a
17771 file (shared) as a semaphore, so as to not break parallel builds.
17773 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17775 * optabs.c (maybe_encapsulate_block): Remove.
17776 (emit_libcall_block): Adjust accordingly.
17777 * optabs.h (maybe_encapsulate_block): Remove prototype.
17779 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17780 Don't use maybe_encapsulate_block.
17782 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17784 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17785 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17786 rtx is a SYMBOL_REF before calling get_pool_constant.
17788 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17790 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17792 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17794 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17795 rather than OS names to choose INO_T_EQ definition.
17796 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17797 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17799 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17802 * config/darwin-f.c: New.
17803 * config/t-darwin: Added rule to build darwin-f.o.
17804 * config.gcc: Defined new variable, fortran_target_objs.
17805 (*-*-darwin*): Set fortran_target_objs.
17806 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17807 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17808 * configure: Regenerated.
17810 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17813 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17814 canonical type if needed.
17816 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17818 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17820 2008-05-29 Richard Guenther <rguenther@suse.de>
17822 PR tree-optimization/36343
17823 PR tree-optimization/36346
17824 PR tree-optimization/36347
17825 * tree-flow.h (clobber_what_p_points_to): Declare.
17826 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17827 pointed-to variable is dereferenced is irrelevant to whether
17828 the pointer can access the pointed-to variable.
17829 (clobber_what_p_points_to): New function.
17830 * tree-ssa-alias.c (set_initial_properties): Use it.
17831 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17832 call clobber check for NMTs.
17834 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17836 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17837 for printing gcov_type.
17839 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17841 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17842 and the eh region information.
17843 * value-prof.c (gimple_move_stmt_histograms): New function.
17844 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17846 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17848 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17850 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17852 * value-prof.c (tree_ic_transform): Print counts.
17853 * tree-profile.c (tree_gen_ic_func_profiler):
17854 Clear __gcov_indreict_call_callee variable to avoid misattribution
17857 2008-05-28 Rafael Espíndola <espindola@google.com>
17859 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17862 2008-05-28 Richard Guenther <rguenther@suse.de>
17864 PR tree-optimization/36339
17865 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17866 and clobbering code out of the loop.
17868 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17870 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17873 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17874 s390_contiguous_bitmask_p, s390_symref_operand_p,
17875 s390_check_symref_alignment, s390_reload_larl_operand,
17876 s390_reload_symref_address): New functions.
17877 (s390_branch_condition_mnemonic): Support compare and branch
17879 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17880 and 'W' constraints.
17881 (s390_secondary_reload): Add secondary reloads for unaligned
17882 symbol refs or symbol refs to floating point or QI/TI mode
17884 (legitimate_address_p): Accept symbol references as addresses.
17885 (s390_expand_insv): Use rotate and insert selected bits
17886 instruction for insv when building for z10.
17887 (print_operand_address): Handle symbol ref addresses.
17888 (print_operand): Output modifier 'c' added for signed byte values.
17889 (s390_encode_section_info): Mark symbol refs with
17890 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17892 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17893 (length attribute): RRF, RRR have 4 byte length.
17894 (FPALL, INTALL): New mode iterators added.
17895 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17896 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17897 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17898 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17899 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17900 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17901 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17902 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17904 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17905 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17906 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17907 reload<INTALL:mode><P:mode>_toreg_z10,
17908 reload<FPALL:mode><P:mode>_tomem_z10,
17909 reload<FPALL:mode><P:mode>_toreg_z10,
17910 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17911 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17912 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17913 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17915 (movmem, clrmem, cmpmem): New splitters added.
17917 * config/s390/predicates.md (larl_operand): Use
17918 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17919 SYMBOL_REF_ALIGN1_P.
17920 (s390_signed_integer_comparison,
17921 s390_unsigned_integer_comparison): New predicates.
17923 * config/s390/s390-protos.h (s390_check_symref_alignment,
17924 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17925 s390_reload_symref_address,
17926 s390_compare_and_branch_condition_mask): Prototypes added.
17928 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17929 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17930 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17932 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17934 * config/s390/s390.c (z10_cost): New cost function for z10.
17935 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17936 (s390_issue_rate): Adjust issue rate for z10.
17937 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17938 (processor_flags): Add PF_Z10.
17939 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17940 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17941 * gcc/config.gcc: Add z10.
17943 2008-05-28 Richard Guenther <rguenther@suse.de>
17945 PR tree-optimization/36291
17946 * tree-flow. h (struct gimple_df): Remove var_anns member.
17947 * tree-flow-inline.h (gimple_var_anns): Remove.
17948 (var_ann): Simplify.
17949 * tree-dfa.c (create_var_ann): Simplify.
17950 (remove_referenced_var): Clear alias info from var_anns of globals.
17951 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17952 (delete_tree_ssa): Clear alias info from var_anns of globals.
17953 Do not free var_anns.
17954 (var_ann_eq): Remove.
17955 (var_ann_hash): Likewise.
17957 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17959 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17960 and loongson2f entries.
17961 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17962 * config/mips/mips.h (processor_type): Add Loongson-2E
17963 and Loongson-2F entries.
17964 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17965 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17966 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17967 * doc/invoke.texi (MIPS Options): Document loongson2e
17968 and loongson2f processor names.
17970 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17974 * config/i386/i386.c (ix86_function_arg_boundary): Use
17975 alignment of canonical type.
17976 (ix86_expand_vector_move): Check unaligned memory access for
17979 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17981 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17982 Moved to the front of file.
17984 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17985 H.J. Lu <hongjiu.lu@intel.com>
17987 * dwarf2out.c (current_fde): New.
17989 (lookup_cfa:): Likewise.
17990 (dwarf2out_end_epilogue): Likewise.
17991 (dwarf2out_note_section_used): Likewise.
17993 2008-05-27 Michael Matz <matz@suse.de>
17996 * c.opt (Wenum-compare): New warning option.
17997 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17999 2008-05-27 Michael Matz <matz@suse.de>
18001 PR middle-end/36326
18002 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
18004 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
18005 into memory as tail calls.
18007 2008-05-27 Richard Guenther <rguenther@suse.de>
18009 PR tree-optimization/36339
18010 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
18011 pointers cause all addressable variables to be call clobbered.
18013 2008-05-27 Richard Guenther <rguenther@suse.de>
18015 PR tree-optimization/36245
18016 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
18018 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18020 * config/s390/s390.md: Replace all occurences of the 'm'
18021 constraint with 'RT'.
18023 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18025 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18027 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18029 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18030 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18031 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18033 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18035 * reload.c: (find_reloads): Skip alternatives according to the
18036 "enabled" attribute. Constify the constraint variable.
18037 * recog.c (get_attr_enabled): Add default implementation.
18038 (extract_insn): Set the alternative_enabled_p array
18039 in the recog_data struct.
18040 (preprocess_constraints, constrain_operands): Skip
18041 alternatives according to the "enabled" attribute
18042 * recog.h (struct recog_data): New field alternative_enabled_p.
18043 (skip_alternative): New inline function.
18044 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18045 (record_reg_classes): Skip alternative according to the
18046 "enabled" attribute.
18048 * doc/md.texi: Add documention for the "enabled" attribute.
18050 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18052 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18053 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18054 constraint with TARGET_MEM_CONSTRAINT.
18055 * recog.c (asm_operand_ok, preprocess_constraints,
18056 constrain_operands): Likewise.
18057 * regclass.c (record_reg_classes): Likewise.
18058 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18059 * reload1.c (maybe_fix_stack_asms): Likewise.
18060 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18061 * recog.h: Adjust comment.
18062 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18063 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18064 * doc/md.texi: Add a note to description of 'm' constraint.
18065 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18067 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18069 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18070 that the bitfield is of integral type before testing its precision.
18072 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18073 Sa Liu <saliu@de.ibm.com>
18075 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18076 __modti3, __udivti3, __umodti3 and __udivmodti4.
18077 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18078 that implement TImode mul and div functions.
18079 * config/spu/multi3.c: New. Implement __multi3.
18080 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18081 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18084 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18086 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18087 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18088 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18089 tls_sysv_suffix): New mode and mode attribute iterators.
18090 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18091 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18092 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18093 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18094 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18097 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18099 PR tree-optimization/36329
18100 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18101 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18102 * cgraphbuild.c (initialize_inline_failed): Use the latter
18103 macro in lieu of the former.
18104 * ipa-inline.c (cgraph_mark_inline): Likewise.
18105 (cgraph_decide_inlining_of_small_function): Likewise.
18106 (cgraph_decide_inlining): Likewise.
18107 (cgraph_decide_inlining_incrementally): Likewise.
18109 2008-05-26 Tristan Gingold <gingold@adacore.com>
18110 Anatoly Sokolov <aesok@post.ru>
18112 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18113 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18114 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18115 optimization for 'avr6' architecture.
18117 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18120 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18122 2008-05-26 Richard Guenther <rguenther@suse.de>
18124 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18125 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18127 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18129 PR middle-end/36253
18130 * caller-save.c (insert_restore): Verify alignment of spill space.
18131 (insert_save): Likewise.
18132 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18133 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18134 (STACK_SLOT_ALIGNMENT): Likewise.
18135 * function.c (LOCAL_ALIGNMENT): Removed.
18136 (get_stack_local_alignment): New.
18137 (assign_stack_local): Use it. Set alignment on stack slot.
18138 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18139 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18140 (STACK_SLOT_ALIGNMENT): New.
18141 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18142 stack slot in XFmode.
18144 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18146 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18149 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18150 argument operand in rax isn't removed.
18152 2008-05-26 Richard Guenther <rguenther@suse.de>
18154 PR middle-end/36300
18155 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18156 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18158 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18161 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18163 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18165 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18166 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18168 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18170 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18171 build a trampoline if we don't want one.
18172 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18173 return zero for nested functions if we don't want a trampoline.
18175 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18177 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18179 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18182 * c.opt: Removed undocumented option '-lang-fortran'.
18183 * c-common.h: Removed global variable 'lang_fortran'.
18184 * c-opts.c (c_common_handle_option): Removed code to handle
18185 option '-lang-fortran'. Updated includes.
18186 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18187 definition of '__GFORTRAN__'.
18188 (define__GNUC__): Reimplemented to use BASEVER and
18189 cpp_define_formatted.
18190 (builtin_define_with_value_n): Removed.
18191 * c-incpath.h: Renamed to ...
18192 * incpath.h: ... this.
18193 * c-incpath.c: Renamed to ...
18194 * incpath.c: ... this. Updated includes.
18195 * fix-header.c: Updated includes.
18196 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18197 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18198 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18200 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18202 * tree.h: Update the table of flags used on tree nodes.
18203 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18204 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18205 (FORCED_LABEL): Add access check.
18206 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18207 (ASM_INPUT_P): Likewise.
18208 (ASM_VOLATILE_P): Likewise.
18209 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18210 (OMP_SECTION_LAST): Access private_flag directly.
18211 (OMP_RETURN_NOWAIT): Likewise.
18212 (OMP_PARALLEL_COMBINED): Likewise.
18213 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18214 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18215 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18216 deprecated_flag directly.
18218 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18220 * final.c (frame_pointer_needed): Removed.
18221 * flags.h (frame_pointer_needed): Likewise.
18223 * function.h (rtl_data): Add frame_pointer_needed.
18224 (frame_pointer_needed): New.
18226 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18228 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18230 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18232 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18235 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18237 * c-common.c (strip_array_types): Move function to..
18239 (get_inner_array_type): Delete.
18240 * c-common.h (strip_array_types): Move declaration to..
18242 (get_inner_array_type): Delete.
18243 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18244 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18245 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18246 * config/pa/pa.c (emit_move_sequence): Likewise.
18248 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18250 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18253 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18255 * function.c: Include target hook for nonlocal_goto frame value.
18257 2008-05-24 Richard Guenther <rguenther@suse.de>
18259 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18260 variable can be only accessed through a pointer or a union.
18262 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18264 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18265 * doc/extend.texi: Likewise.
18267 2008-05-23 DJ Delorie <dj@redhat.com>
18269 * config/m32c/jump.md (untyped_call): Add.
18271 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18272 for A24 to PSImode.
18273 (m32c_address_cost): Detail costs for indirect offsets.
18275 2008-05-23 Rafael Espíndola <espindola@google.com>
18277 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18278 if a node is a SUBREG.
18279 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18282 2008-05-23 Paul Brook <paul@codesourcery.com>
18283 Carlos O'Donell <carlos@codesourcery.com>
18285 * doc/extend.texi: Clarify use of __attribute__((naked)).
18286 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18287 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18288 * function.c (use_register_for_decl): Use
18289 targetm.calls.allocate_stack_slots_for_args.
18290 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18291 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18292 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18294 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18296 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18298 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18300 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18301 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18302 is only rounded once.
18304 2008-05-23 Richard Guenther <rguenther@suse.de>
18306 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18308 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18309 Jakub Jelinek <jakub@redhat.com>
18312 * configure.ac: Handle --enable-cld.
18313 * configure: Regenerated.
18314 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18315 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18316 (ix86_current_function_needs_cld): New define.
18317 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18318 (cld): New isns pattern.
18319 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18320 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18321 * config/i386/i386.opt (mcld): New option.
18322 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18323 TARGET_CLD and ix86_current_function_needs_cld.
18324 (override_options): Use -mcld by default for 32-bit code if
18327 * doc/install.texi (Options specification): Document --enable-cld.
18328 * doc/invoke.texi (Machine Dependent Options)
18329 [i386 and x86-64 Options]: Add -mcld option.
18330 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18332 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18333 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18334 (return_in_memory_64): Likewise.
18335 (return_in_memory_ms_64): Likewise.
18337 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18339 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18340 * builtins.c (fold_builtin_fpclassify): New.
18341 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18342 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18343 * c-common.c (handle_type_generic_attribute): Adjust to accept
18344 fixed arguments before an elipsis.
18345 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18346 * doc/extend.texi: Document __builtin_fpclassify.
18348 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18350 * omp-low.c (gate_expand_omp_ssa): Remove.
18351 (pass_expand_omp_ssa): Remove.
18352 (gate_expand_omp): Do not check for flag_openmp_ssa.
18353 * common.opt (-fopenmp-ssa): Remove.
18354 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18356 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18358 * config/sh/sh.opt (mfixed-range): New option.
18359 * config/sh/sh-protos.h (sh_fix_range): Declare.
18360 * config/sh/sh.c (sh_fix_range): New function.
18361 * config/sh/sh.h (sh_fixed_range_str): Declare.
18362 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18364 * doc/invoke.texi (SH Options): Document -mfixed-range.
18366 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18368 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18369 it before the redeclaration.
18371 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18373 * config/avr/avr.c (get_sequence_length): Add new function.
18374 (expand_prologue, expand_epilogue): Remove duplicate code.
18376 2008-05-22 Rafael Espíndola <espindola@google.com>
18378 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18381 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18383 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18384 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18386 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18387 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18388 (vect_update_misalignment_for_peel): Likewise.
18389 (vector_alignment_reachable_p): Likewise.
18390 * tree-vect-transform.c (vectorizable_load): Likewise.
18391 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18392 (get_vectype_for_scalar_type): Pass mode of scalar_type
18393 to UNITS_PER_SIMD_WORD.
18395 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18396 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18397 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18398 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18399 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18401 2008-05-22 Ira Rosen <irar@il.ibm.com>
18403 PR tree-optimization/36293
18404 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18405 if the first load must be skipped because of a gap.
18407 2008-05-22 Richard Guenther <rguenther@suse.de>
18409 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18410 more cases of offset disambiguation that is possible if
18411 strict-aliasing rules apply.
18412 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18413 for basic offset and type-based disambiguation.
18415 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18417 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18418 ix86_expand_vector_set on V16QImode for SSE4.1.
18420 2008-05-21 Tom Tromey <tromey@redhat.com>
18422 * c.opt (Wimport): Mark as undocumented.
18423 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18425 (Warning Options): Likewise.
18426 * doc/cppopts.texi: Don't mention -Wimport.
18428 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18430 PR tree-optimization/36287
18431 PR tree-optimization/36286
18432 * lambda-code.c (build_access_matrix): Do not use the loop->num
18433 for computing the number of induction variables: use the loop depth
18436 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18439 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18440 option -f(no-)leading-underscore.
18442 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18444 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18445 GET_MODE_NUNITS (mode).
18447 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18449 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18450 (-mmulhw): Add 464 to description.
18451 (-mdlmzb): Likewise.
18452 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18453 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18455 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18456 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18457 * config/rs6000/rs6000.md: Update comments for 464.
18459 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18461 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18465 * config/i386/sse.md (vec_extractv4sf): Removed.
18466 (vec_extractv2df): Likewise.
18467 (vec_extractv2di): Likewise.
18468 (vec_extractv4si): Likewise.
18469 (vec_extractv8hi): Likewise.
18470 (vec_extractv16qi): Likewise.
18471 (vec_extract<mode>): New.
18473 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18475 * config/i386/sse.md (vec_setv4sf): Removed.
18476 (vec_setv2df): Likewise.
18477 (vec_setv2di): Likewise.
18478 (vec_setv4si): Likewise.
18479 (vec_setv8hi): Likewise.
18480 (vec_setv16qi): Likewise.
18481 (vec_set<mode>): New.
18483 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18485 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18486 goto for vec_concat and vec_interleave.
18488 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18490 * config/i386/sse.md (vec_initv4sf): Removed.
18491 (vec_initv2df): Likewise.
18492 (vec_initv2di): Likewise.
18493 (vec_initv4si): Likewise.
18494 (vec_initv8hi): Likewise.
18495 (vec_initv16qi): Likewise.
18496 (vec_init<mode>): New.
18498 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18500 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18502 2008-05-21 Tom Tromey <tromey@redhat.com>
18504 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18505 (zone_find_object_offset): Likewise.
18506 (gt_ggc_m_S): Likewise.
18507 (highest_bit): Likewise.
18508 * ggc-page.c (gt_ggc_m_S): New function.
18509 * stringpool.c (string_stack): Remove.
18510 (init_stringpool): Update.
18511 (ggc_alloc_string): Use ggc_alloc.
18512 (maybe_delete_ident): New function.
18513 (ggc_purge_stringpool): Likewise.
18514 (gt_ggc_m_S): Remove.
18515 * ggc-common.c (ggc_protect_identifiers): New global.
18516 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18517 ggc_protect_identifiers.
18518 * ggc.h (ggc_protect_identifiers): Declare.
18519 (gt_ggc_m_S): Update.
18520 (ggc_purge_stringpool): Declare.
18521 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18522 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18524 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18526 2008-05-21 David S. Miller <davem@davemloft.net>
18528 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18531 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18533 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18536 2008-05-20 David Daney <ddaney@avtrex.com>
18538 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18539 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18540 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18541 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18542 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18543 (atomic_hiqi_op): New define_code_iterator.
18544 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18545 mips_expand_compare_and_swap_12.
18546 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18547 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18548 (sync_<optab><mode>, sync_old_<optab><mode>,
18549 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18550 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18551 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18552 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18553 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18554 (test_and_set_12): New insn.
18555 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18556 sync_new_<optab><mode>, sync_old_nand<mode>,
18557 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18558 clobber to operand 0 for SI and DI mode insns.
18559 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18560 mips_gen_fn_4): New typedefs.
18561 (mips_gen_fn_ptrs): Define new union type.
18562 (mips_expand_compare_and_swap_12): Remove declaration.
18563 (mips_expand_atomic_qihi): Declare function.
18564 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18565 (mips_expand_atomic_qihi): ... this. Use new generator function
18567 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18568 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18569 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18570 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18571 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18572 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18573 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18574 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18575 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18576 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18579 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18581 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18584 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18586 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18587 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18588 (avr_attribute_table): Add 'OS_main' function attribute.
18589 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18590 functions with 'OS_main' attribute.
18592 2008-05-20 Richard Guenther <rguenther@suse.de>
18594 PR tree-optimization/35204
18595 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18596 helper, split out from ...
18597 (DFS): ... here. Make the DFS walk non-recursive.
18599 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18600 Jan Sjodin <jan.sjodin@amd.com>
18602 PR tree-optimization/36181
18603 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18604 (parallelize_loops): Don't parallelize when the loop has vector
18607 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18608 Sebastian Pop <sebastian.pop@amd.com>
18610 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18611 matrix, and never look at the tree representation of the memory
18613 (linear_transform_loops): Computes parameters and access matrices.
18614 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18616 (access_matrix_get_index_for_parameter): New.
18617 * tree-data-ref.h (struct access_matrix): New.
18618 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18619 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18620 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18621 am_vector_index_for_loop): New.
18622 (struct data_reference): Add field access_matrix.
18623 (DR_ACCESS_MATRIX): New.
18624 (compute_data_dependences_for_loop): Update declaration.
18625 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18626 * lambda.h (lambda_vector_vec_p): Declared.
18627 * lambda-code.c: Depend on pointer-set.h.
18628 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18629 av_for_af_base, av_for_af, build_access_matrix,
18630 lambda_compute_access_matrices): New.
18631 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18633 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18635 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18636 $SOURCEDIR/include.
18638 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18639 Sebastian Pop <sebastian.pop@amd.com>
18641 PR tree-optimization/36206
18642 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18644 (instantiate_scev_1): Rename flags to fold_conversions.
18645 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18646 outeside instantiation_loop.
18647 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18648 (evolution_function_is_affine_or_constant_p): Removed.
18649 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18651 (analyze_siv_subscript): Pass in the loop nest number.
18652 Call evolution_function_is_affine_in_loop instead of
18653 evolution_function_is_affine_p.
18654 (analyze_overlapping_iterations): Pass in the loop nest number.
18656 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18657 Sebastian Pop <sebastian.pop@amd.com>
18659 PR tree-optimization/36206
18660 * tree-chrec.h (chrec_fold_op): New.
18661 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18664 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18666 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18668 (remove_duplicates): Do not set inode on non-inode systems.
18671 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18673 * config.gcc (tm_file): Update comments about relative pathnames.
18675 2008-05-20 Richard Guenther <rguenther@suse.de>
18677 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18678 * tree-ssa-sccvn.c (process_scc): Likewise.
18679 * tree-ssa-sink.c (execute_sink_code): Likewise.
18680 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18681 * tree-vrp.c (process_assert_insertions): Likewise.
18682 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18683 (perform_tree_ssa_dce): Likewise.
18684 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18685 (dump_dominator_optimization_stats): Likewise.
18686 * tree-vectorizer.c (vectorize_loops): Likewise.
18688 2008-05-20 Richard Guenther <rguenther@suse.de>
18690 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18692 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18694 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18695 (ix86_i386elf_return_in_memory): Likewise.
18696 (ix86_i386interix_return_in_memory): Likewise.
18697 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18698 (SUBTARGET_RETURN_IN_MEMORY): New.
18699 * config/i386/i386elf.h: Likewise.
18700 * config/i386/ptx4-i.h: Likewise.
18701 * config/i386/sol2-10.h: Likewise.
18702 * config/i386/sysv4.h: Likewise.
18703 * config/i386/vx-common.h: Likewise.
18704 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18705 * config/i386/i386.c (ix86_return_in_memory): Made static and
18706 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18707 (ix86_i386elf_return_in_memory): Removed.
18708 (ix86_i386interix_return_in_memory): Removed.
18709 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18710 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18712 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18714 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18716 2008-05-19 Xinliang David Li <davidxl@google.com>
18718 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18720 * common.opt: Ditto.
18721 * doc/invoke.texi: Ditto.
18723 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18725 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18726 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18728 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18730 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18731 sizes of operand array from 8/4 to 4/2.
18732 (ix86_expand_vector_init_general): Change size of operand array
18733 from 32 to 16. Remove op0, op1 and half_mode.
18735 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18737 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18738 (ix86_expand_vector_init_interleave): Likewise.
18739 (ix86_expand_vector_init_general): Use them. Assert
18740 word_mode == SImode when n_words == 4.
18742 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18744 * config/i386/i386.c (ix86_secondary_reload): New static function.
18745 (TARGET_SECONDARY_RELOAD): New define.
18746 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18747 * config/i386/i386.md (reload_outqi): Remove.
18749 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18751 PR middle-end/35509
18752 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18753 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18754 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18755 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18756 (fold_builtin_1): Likewise.
18757 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18758 c-common.c (check_builtin_function_arguments): Handle
18759 BUILT_IN_ISINF_SIGN.
18760 * doc/extend.texi: Document __builtin_isinf_sign.
18761 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18763 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18765 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18766 EH cleanup at the end of the pass, search for those that have been
18767 turned into forwarder blocks and do the cleanup on their successor.
18769 2008-05-18 Richard Guenther <rguenther@suse.de>
18771 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18772 pointers to sizetype and vice versa.
18774 2008-05-18 Xinliang David Li <davidxl@google.com>
18776 * gcc/tree-ssa-dce.c: Coding style fix.
18777 (check_pow): Documentation comment.
18778 (check_log): Documenation comment. Coding style fix.
18779 (is_unnecessary_except_errno_call): Ditto.
18780 (gen_conditions_for_pow): Ditto.
18781 (gen_conditions_for_log): Ditto.
18782 (gen_shrink_wrap_conditions): Ditto.
18783 (shrink_wrap_one_built_in_calls): Ditto.
18784 * gcc/doc/invoke.texi: Better documentation string.
18785 * ChangeLog: Fix wrong change log entries from
18786 May 17 checkin on function call DCE.
18788 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18790 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18792 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18794 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18795 * df-problems.c (simulation routines): Fixed block comment to
18796 properly say how to add forwards scanning functions.
18798 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18800 * tree-inline.c (setup_one_parameter): Remove dead code.
18802 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18804 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18805 a BIT_AND_EXPR only for an INTEGER_TYPE.
18807 2008-05-17 Xinliang David Li <davidxl@google.com>
18809 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18810 (check_pow, check_log, is_unnecessary_except_errno_call): New
18811 functions to check for eliminating math functions that are pure
18812 except for setting errno.
18813 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18814 general condition expressions for shrink-wrapping pow/log calls.
18815 (gen_shrink_wrap_conditions): Ditto.
18816 (shrink_wrap_one_built_in_call): Ditto.
18817 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18818 (mark_operand_necessary): If debugging, output if OP is necessary.
18819 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18821 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18823 * gcc/common.opt: New user flag -ftree-builtin-dce.
18824 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18826 2008-05-16 David S. Miller <davem@davemloft.net>
18828 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18829 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18831 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18834 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18836 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18838 * ifcvt.c (dead_or_predicable): Rename
18839 df_simulate_one_insn_backwards to df_simulate_one_insn.
18840 * recog.c (peephole2_optimize): Ditto.
18841 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18843 * df.h: Rename df_simulate_one_insn_backwards to
18844 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18845 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18846 scanning of defs and uses.
18847 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18848 (df_simulate_one_insn_forwards): Removed.
18850 2008-05-16 Doug Kwan <dougkwan@google.com>
18852 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18854 (real_from_string): Handle NaNs and Inf as approriate.
18856 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18858 * doc/gty.texi (Source Files Containing Type Information): Note
18859 that headers should appear first in the gtfiles list.
18861 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18863 * tree.def (COND_EXEC): Properly documented this code.
18865 2008-05-16 Diego Novillo <dnovillo@google.com>
18867 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18868 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18871 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18873 * tree-ssa-dse (max_stmt_uid): Removed.
18874 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18875 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18876 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18877 * function.h (cfun.last_stmt_uid): New field.
18878 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18879 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18881 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18882 (create_stmt_ann): Initialize the ann->uid field.
18883 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18885 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18887 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18889 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18890 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18891 (init_empty_tree_cfg): Call it.
18893 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18895 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18898 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18900 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18901 * tree-dump.c (dump_options): New verbose option.
18902 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18904 * tree-pass.h (TDF_VERBOSE): New dump flag.
18905 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18906 (tree-flow.h): Added include.
18907 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18909 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18911 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18913 From Jie Zhang <jie.zhang@analog.com>
18914 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18915 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18916 mcpu=bf561-none and mcpu=bf561-0.2.
18917 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18918 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18919 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18920 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18921 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18922 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18923 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18925 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18926 (cputype_selected): Remove.
18927 (bfin_handle_option): Don't use cputype_selected.
18928 (override_options): When no mcpu option, enable all workarounds.
18929 Don't use bfin_workarounds.
18930 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18932 (DEFAULT_CPU_TYPE): Don't define.
18934 2008-05-16 Richard Guenther <rguenther@suse.de>
18936 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18937 on deletion of the last stmt.
18939 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18941 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18942 V8HImode for SSE2 and V16QImode for SSE4.1.
18944 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18946 * cgraph.h (compute_inline_parameters): Made public.
18947 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18948 variable_generate_summary, function_write_summary,
18949 variable_write_summary, variable_read_summary. Added generate_summary,
18950 write_summary, read_summary.
18951 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18952 pass_ipa_inline.function_generate_summary, to
18953 compute_inline_parameters.
18954 * ipa-inline.c (compute_inline_parameters): Made public and added
18956 (compute_inline_parameters_for_current): New function.
18957 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18958 (inline_generate_summary): Removed parameter and made to loop over
18960 (pass_ipa_inline): Updated for new IPA_PASS structure.
18961 * passes.c (execute_ipa_summary_passes): Now is called once per
18962 pass rather than once per node*pass.
18964 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18966 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18967 avr_have_mul_p, avr_asm_only_p): Remove variables.
18968 (avr_override_options): Remove initialization of removed variables.
18969 (avr_file_start): Convert removed variables to fields of
18970 'struct base_arch_s *avr_current_arch'.
18971 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18972 (AVR_HAVE_MUL): (Ditto.).
18973 (AVR_HAVE_MOVW): (Ditto.).
18974 (AVR_HAVE_LPMX): (Ditto.).
18975 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18976 avr_asm_only_p): Remove declaration.
18978 2008-05-15 Diego Novillo <dnovillo@google.com>
18980 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18981 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18983 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18985 PR middle-end/36194
18986 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18987 Don't call record_truncated_value from here.
18988 (record_truncated_value): Turn it into a for_each_rtx callback.
18989 (record_truncated_values): New function.
18990 (combine_instructions): Call note_uses with record_truncated_values.
18991 Change name of check_conversion to check_promoted_subreg.
18993 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18995 * doc/sourcebuild.texi: Document support for torture tests.
18997 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18999 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
19000 to alternative 4 of operand 2.
19002 2008-05-15 Richard Guenther <rguenther@suse.de>
19004 * tree-pass.h (current_pass): Declare.
19005 (get_pass_for_id): Likewise.
19006 * passes.c (passes_by_id, passes_by_id_size): New globals.
19007 (set_pass_for_id): New function.
19008 (get_pass_for_id): Likewise.
19009 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
19010 (execute_function_todo): Flush per function statistics.
19011 * toplev.c (compile_file): Init statistics.
19012 (general_init): Do early statistics initialization.
19013 (finalize): Finish statistics.
19014 * statistics.h (statistics_early_init): Declare.
19015 (statistics_init): Likewise.
19016 (statistics_fini): Likewise.
19017 (statistics_fini_pass): Likewise.
19018 (statistics_counter_event): Likewise.
19019 (statistics_histogram_event): Likewise.
19020 * statistics.c: New file.
19021 * Makefile.in (OBJS-common): Add statistics.o.
19022 (statistics.o): Add dependencies.
19023 * doc/invoke.texi (-fdump-statistics): Document.
19025 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19026 (insert): Likewise.
19027 (execute_pre): Use statistics_counter_event.
19028 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19029 (substitute_and_fold): Increment it. Use statistics_counter_event.
19031 2008-05-15 Diego Novillo <dnovillo@google.com>
19033 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19035 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19036 * tree-ssa-alias.c (new_type_alias): Remove references to
19037 sub-variables from comment.
19038 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19040 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19042 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19043 attribute to 1 only for insertps alternative.
19045 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19047 * config/bfin/bfin.md (loadbytes): New pattern.
19048 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19049 (bfin_init_builtins): Initialize it.
19050 (bdesc_1arg): Add it.
19052 2008-05-15 Sa Liu <saliu@de.ibm.com>
19054 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19055 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19056 * testsuite/lib/target-supports.exp: Add
19057 check_effective_target_fortran_integer_16.
19059 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19061 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19062 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19063 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19064 (TARGET_RETURN_IN_MEMORY): Define.
19066 2008-05-15 Richard Guenther <rguenther@suse.de>
19068 PR middle-end/36244
19069 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19070 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19071 represent unmodifiable vars.
19073 2008-05-15 Richard Guenther <rguenther@suse.de>
19075 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19076 INDIRECT_REF and TARGET_MEM_REF.
19077 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19080 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19081 H.J. Lu <hongjiu.lu@intel.com>
19083 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19084 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19085 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19086 insn alternatives. Add missing alternatives.
19087 (*vec_concatv2di_rex64_sse4_1): Likewise.
19088 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19089 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19090 Require TARGET_SSE.
19092 2008-05-15 Richard Guenther <rguenther@suse.de>
19094 PR tree-optimization/36009
19095 PR tree-optimization/36204
19096 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19097 (determine_invariantness_stmt): Record the loop a store is
19098 always executed in.
19099 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19102 2008-05-15 Richard Guenther <rguenther@suse.de>
19104 PR tree-optimization/34330
19105 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19106 through the pointer will alias the SMT.
19108 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19110 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19112 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19114 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19116 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19117 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19119 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19120 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19121 (vashl_optab): New optab for vector/vector shifts.
19122 (vashr_optab): Ditto.
19123 (vlshr_optab): Ditto.
19124 (vrotl_optab): Ditto.
19125 (vrotr_optab): Ditto.
19126 (optab_subtype): New enum for optab_for_tree_code call.
19127 (optab_for_tree_code): Add enum optab_subtype argument.
19129 * optabs.c (optab_for_tree_code): Take an additional argument to
19130 distinguish between a vector shift by a scalar and vector shift by
19131 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19132 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19133 vector shift by a vector.
19134 (expand_widen_pattern_expr): Pass additional argument to
19135 optab_for_tree_code.
19137 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19138 vrotl_optab, vrotr_optab.
19140 * expr.c (expand_expr_real_1): Update calls to
19141 optab_for_tree_code to distinguish between vector shifted by a
19142 scalar and vector shifted by a vector.
19143 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19144 (supportable_narrowing_operation): Ditto.
19145 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19146 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19147 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19148 (vect_create_epilog_for_reduction): Ditto.
19149 (vectorizable_reduction): Ditto.
19150 (vectorizable_operation): Ditto.
19151 (vect_strided_store_supported): Ditto.
19152 (vect_strided_load_supported): Ditto.
19153 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19154 * expmed.c (expand_shift): Ditto.
19156 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19158 (ashr@var{m}3): Ditto.
19159 (vashl@var{m}3): Document new vector/vector shift standard name.
19160 (vashr@var{m}3): Ditto.
19161 (vlshr@var{m}3): Ditto.
19162 (vrotl@var{m}3): Ditto.
19163 (vrotr@var{m}3): Ditto.
19165 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19166 (PPERM_INVERT): Ditto.
19167 (PPERM_REVERSE): Ditto.
19168 (PPERM_REV_INV): Ditto.
19169 (PPERM_ZERO): Ditto.
19170 (PPERM_ONES): Ditto.
19171 (PPERM_SIGN): Ditto.
19172 (PPERM_INV_SIGN): Ditto.
19173 (PPERM_SRC1): Ditto.
19174 (PPERM_SRC2): Ditto.
19176 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19177 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19178 allows a memory operand to be the value being added, and split it
19179 to improve vectorization.
19180 (sse5_pmacsdqh_mem): Ditto.
19181 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19182 (sse5_mulv2div2di3_high): Ditto.
19183 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19184 (vec_pack_trunc_v4si): Ditto.
19185 (vec_pack_trunc_v2di): Ditto.
19186 (sse5_pcmov_<mode>): Remove code that tried to use use
19187 andps/andnps instead of pcmov.
19188 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19189 pmacsdqh instructions.
19190 (vec_widen_smult_lo_v4si): Ditto.
19192 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19193 (PPERM_INVERT): Ditto.
19194 (PPERM_REVERSE): Ditto.
19195 (PPERM_REV_INV): Ditto.
19196 (PPERM_ZERO): Ditto.
19197 (PPERM_ONES): Ditto.
19198 (PPERM_SIGN): Ditto.
19199 (PPERM_INV_SIGN): Ditto.
19200 (PPERM_SRC1): Ditto.
19201 (PPERM_SRC2): Ditto.
19202 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19204 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19206 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19207 says ignore whether the last reference is a memory operand.
19209 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19210 Paolo Bonzini <bonzini at gnu dot org>
19212 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19215 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19216 (vlshr<mode>3): Rename from vlshr<mode>3.
19217 (vashr<mode>3): Rename from vashr<mode>3.
19218 (mulv4sf3): Change the names of vector shift patterns.
19222 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19225 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19250 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19251 (floatunssidf2_internal): Change vector/vector shift names.
19252 (floatunsdidf2_internal): Ditto.
19259 (vashl<mode>3): Rename from ashl<mode>3.
19260 (vashr<mode>3): Rename from ashr<mode>3.
19261 (vlshr<mode>3): Rename from lshr<mode>3.
19262 (vrotl<mode>3): Rename from rotl<mode>3.
19264 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19267 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19268 multiply gives the wrong value when doing widening multiplies.
19269 (vec_widen_smult_lo_v4si): Ditto.
19271 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19273 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19274 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19275 emit_library_call_value.
19276 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19277 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19278 * calls.c (initialize_argument_information, precompute_arguments,
19279 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19280 (precompute_arguments): Removed flags parameter.
19281 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19283 2008-05-14 Richard Guenther <rguenther@suse.de>
19285 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19286 Make sure to register the store if the use is a PHI_NODE.
19288 2008-05-14 Olivier Hainque <hainque@adacore.com>
19290 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19291 memory if the component is to be referenced in BLKmode according
19292 to get_inner_reference.
19294 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19296 * calls.c (emit_library_call_value_1): Restore code clearing
19297 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19299 2008-05-14 Olivier Hainque <hainque@adacore.com>
19300 Nicolas Roche <roche@adacore.com>
19302 * configure.ac: Add support for a "gcc_subdir" variable in
19303 config-lang.in, to denote a subdirectory where the language/GCC
19304 integration files are to be found.
19305 * configure: Regenerate.
19307 2008-05-14 Ira Rosen <irar@il.ibm.com>
19309 PR tree-optimization/36098
19310 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19311 value for the first load in the group in case of a gap.
19312 (vect_build_slp_tree): Check that there are no gaps in loads.
19314 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19316 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19317 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19318 expand_copysign_bit): Change call to emit_no_conflict_block to
19319 emit_insn and remove unneeded code to construct extra args.
19320 (emit_no_conflict_block): Removed.
19321 * optabls.h: (emit_no_conflict_block): Removed.
19322 * cse.c (cse_extended_basic_block): Remove search for
19323 REG_NO_CONFLICT note.
19324 * global.c: Removed incorrect comment added in revision 117.
19325 * expr.c (convert_move): Change call to emit_no_conflict_block to
19327 * recog.c: Change comments so that they do not mention
19329 * local_alloc.c (combine_regs): Removed last parameter.
19330 (no_conflict_p): Removed.
19331 (block_alloc): Removed note, no_conflict_combined_regno and set
19332 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19333 (combine_regs): Removed already_dead and code to look for
19334 REG_NO_CONFLICT notes.
19335 * lower_subreg (remove_retval_note): Removed code to look for
19336 REG_NO_CONFLICT block.
19337 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19338 (resolve_clobber): Remove code to process libcalls that have
19339 REG_NO_CONFLICT notes.
19340 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19342 * combine.c (can_combine_p, distribute_notes): Removed
19343 REG_NO_CONFLICT case.
19344 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19346 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19347 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19349 * reg-notes.def (NO_CONFLICT): Removed.
19351 2008-05-14 David S. Miller <davem@davemloft.net>
19353 * config/sparc/sparc.c (sparc_profile_hook): If
19354 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19355 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19356 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19358 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19360 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19362 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19365 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19366 and op1 expansion before vector concat to have less live pseudos.
19368 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19370 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19371 ix86_expand_vector_set if supported.
19373 2008-05-13 Diego Novillo <dnovillo@google.com>
19374 Kenneth Zadeck <zadeck@naturalbridge.com>
19376 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19378 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19379 phinodes_print_statistics, init_ssanames, fini_ssanames,
19380 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19381 release_ssa_name, release_defs, replace_ssa_name_symbol,
19382 ssanames_print_statistics): Move ...
19383 * tree-flow.h: ... here.
19384 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19385 Use FN instead of cfun.
19386 (make_ssa_name_fn): Rename from make_ssa_name.
19387 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19388 * tree-flow-inline.h (make_ssa_name): Move from
19389 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19390 * omp-low.c (expand_omp_parallel):
19391 * tree-flow-inline.h (redirect_edge_var_map_result):
19392 * tree-ssa.c (init_tree_ssa): Add argument FN.
19393 Use it instead of cfun. Update all users.
19395 2008-05-13 Tom Tromey <tromey@redhat.com>
19397 PR preprocessor/22168:
19398 * doc/cpp.texi (Top): Update menu.
19399 (Alternatives to Wrapper #ifndef): New node.
19400 (Other Directives): Document deprecation.
19401 (Obsolete Features): Remove menu.
19402 (Assertions): Merge node into Obsolete Features.
19403 (Obsolete once-only headers): Move earlier; rename to Alternatives
19404 to Wrapper #ifndef.
19405 * doc/cppopts.texi: Update.
19406 * c.opt (Wdeprecated): Enable for C and ObjC.
19407 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19408 (C++ Dialect Options): Move -Wno-deprecated from here to...
19409 (Warning Options): ... here.
19411 2008-05-13 Richard Guenther <rguenther@suse.de>
19413 PR middle-end/36227
19414 * fold-const.c (fold_sign_changed_comparison): Do not allow
19415 changes in pointer-ness.
19417 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19420 * config/sh/sh.c (sh_expand_prologue): Don't clear
19421 RTX_FRAME_RELATED_P for push insns.
19423 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19425 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19427 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19429 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19430 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19431 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19433 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19435 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19436 (*vec_concatv4sf_sse): This.
19437 (*sse2_concatv2si): Renamed to ...
19438 (*vec_concatv2si_sse2): This.
19439 (*sse1_concatv2si): Renamed to ...
19440 (*vec_concatv2si_sse): This.
19441 (*vec_concatv2di_rex): Renamed to ...
19442 (*vec_concatv2di_rex64): This.
19443 (*vec_concatv2si_sse4_1): New.
19444 (*vec_concatv2di_rex64_sse4_1): Likewise.
19446 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19448 PR rtl-optimization/36111
19449 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19450 that was created for swappable operands.
19452 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19455 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19456 * configure.ac: Add call to ACX_PROG_GNAT.
19458 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19460 * optc-gen.awk: Fix comment typo.
19462 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19464 * pretty-print.c (pp_integer_with_precision): Use
19465 HOST_LONG_LONG_FORMAT.
19467 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19469 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19471 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19473 * config/i386/i386.c (bdesc_ptest): Removed.
19474 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19475 (bdesc_args): Add __builtin_ia32_ptestz128,
19476 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19477 (ix86_init_mmx_sse_builtins): Updated.
19478 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19479 (ix86_expand_builtin): Updated.
19481 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19483 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19484 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19486 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19488 * value-prof.c (interesting_stringop_to_profile): Do not
19489 return early for BUILT_IN_MEMPCPY.
19491 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19493 * calls.c (expand_call): Don't use callgraph to increase
19494 preferred_stack_boundary.
19496 * cgraph.h (cgraph_rtl_info): Use unsigned on
19497 preferred_incoming_stack_boundary.
19499 * final.c (rest_of_clean_state): Use unsigned on
19500 preferred_stack_boundary.
19502 2008-05-09 Tom Tromey <tromey@redhat.com>
19504 PR preprocessor/22231:
19505 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19508 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19510 PR tree-optimization/36129
19511 * tree-ssa-ccp.c: Include value-prof.h.
19512 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19513 built-in function was folded to a constant.
19514 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19516 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19517 Sebastian Pop <sebastian.pop@amd.com>
19519 * tree-scalar-evolution.c: Document instantiate_scev.
19520 (instantiate_parameters_1): Renamed instantiate_scev_1.
19521 Don't use the same loop for instantiation_loop and evolution_loop.
19522 (instantiate_scev): New.
19523 (instantiate_parameters): Moved...
19524 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19525 same loop twice. Maintains the semantics for this function.
19526 * tree-scalar-evolution.h (instantiate_scev): Declare.
19527 (instantiate_parameters): ...here. Now static inline.
19528 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19529 instead of resolve_mixers.
19531 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19533 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19535 2008-05-09 Tomas Bily <tbily@suse.cz>
19537 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19538 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19539 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19540 * c-common.c (c_common_truthvalue_conversion): Likewise.
19541 * tree-object-size.c (compute_object_offset): Likewise.
19542 * tree-inline.c (estimate_num_insns_1): Likewise.
19543 * varasm.c (const_hash_1, compare_constant, copy_constant)
19544 (compute_reloc_for_constant, output_addressed_constants)
19545 (initializer_constant_valid_p): Likewise.
19546 * c-omp.c (check_omp_for_incr_expr): Likewise.
19547 * gimplify.c (gimplify_expr): Likewise.
19548 * c-typeck.c (c_finish_return): Likewise.
19549 * tree-vectorizer.c (supportable_widening_operation)
19550 (supportable_narrowing_operation): Likewise.
19551 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19552 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19553 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19554 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19555 (descr_info_loc): Likewise.
19556 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19557 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19558 (fold_unary): Likewise.
19559 * builtins.c (get_pointer_alignment): Likewise.
19560 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19561 (instantiate_parameters_1): Likewise.
19562 * tree.c (expr_align, stabilize_reference): Likewise.
19563 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19564 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19565 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19566 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19567 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19568 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19570 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19571 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19572 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19573 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19574 (forward_propagate_comparison)
19575 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19576 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19577 * emit-rtl.c (component_ref_for_mem_expr)
19578 (set_mem_attributes_minus_bitpos): Likewise.
19579 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19580 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19582 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19583 (build_function_call, pointer_diff, build_compound_expr)
19584 (c_finish_return): Likewise.
19585 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19586 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19588 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19589 * expr.c (is_aligning_offset): Likewise.
19590 * tree-ssa-alias.c (is_escape_site): Likewise.
19591 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19592 (check_all_va_list_escapes): Likewise.
19593 * tree-ssa-loop-ivopts.c (determine_base_object)
19594 (determine_common_wider_type): Likewise.
19595 * dojump.c (do_jump): Likewise.
19596 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19597 * tree-gimple.c (is_gimple_cast): Likewise.
19598 * fold-const.c (decode_field_reference)
19599 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19600 (fold_binary): Likewise.
19601 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19602 (already_warned_in_frontend_p): Likewise.
19603 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19604 * tree.c (really_constant_p, get_unwidened): Likewise.
19605 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19606 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19607 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19609 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19611 (CONVERT_EXPR_P): Define.
19612 (CASE_CONVERT): Define.
19614 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19616 PR middle-end/36117
19617 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19618 (delete_unmarked_insns): When deleting a call, call
19619 delete_unreachable_blocks.
19620 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19621 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19623 2008-05-08 Richard Guenther <rguenther@suse.de>
19625 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19626 (-ftree-salias): Likewise.
19627 (salias-max-implicit-fields): Remove param documentation.
19628 (salias-max-array-elements): Likewise.
19629 * tree-pass.h (pass_create_structure_vars): Remove.
19630 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19631 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19632 * tree-ssa-alias.c (create_structure_vars): Remove.
19633 (gate_structure_vars): Likewise.
19634 (pass_create_structure_vars): Likewise.
19635 (gate_build_alias): Likewise.
19636 (pass_build_alias): Adjust to run always and dump the function.
19637 * common.opt (ftree-salias): Hide.
19638 * passes.c (init_optimization_passes): Remove
19639 pass_create_structure_vars, adjust comment.
19640 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19641 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19642 * opts.c (decode_options): Do not set flag_tree_salias.
19643 (common_handle_option): Add OPT_ftree_salias to the backward
19644 compatibility section.
19646 2008-05-08 Richard Guenther <rguenther@suse.de>
19648 * tree-flow-inline.h (var_can_have_subvars): Move ...
19649 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19650 * tree-flow.h (var_can_have_subvars): Remove.
19651 (push_fields_onto_fieldstack): Remove.
19652 (sort_fieldstack): Likewise.
19653 (struct fieldoff): Move ...
19654 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19655 alias_set and base_for_components fields.
19656 (sort_fieldstack): Make static.
19657 (push_fields_onto_fieldstack): Likewise. Remove code that
19658 handles anything but RECORD_TYPEs. Remove alias_set and
19659 base_for_components handling.
19660 (create_variable_info_for): Adjust.
19662 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19664 * common.opt (Wframe-larger-than=): Shorten the help message
19666 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19668 2008-05-08 Rafael Espíndola <espindola@google.com>
19670 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19672 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19673 trap and that both operands are gimple values.
19674 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19675 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19678 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19680 * read-rtl.c (join_c_conditions): Return the first string if the
19681 two strings are equal.
19683 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19685 * gensupport.h (pred_data): Add a "num_codes" field.
19686 (add_predicate_code): Declare.
19687 * gensupport.c (add_predicate_code): New function.
19688 (std_pred_table): Add an "allows_const_p" field.
19689 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19690 Remove the (incomplete) list of such codes from the codes field.
19691 (init_predicate_table): Use add_predicate_code. Add all
19692 RTX_CONST_OBJs if allows_const_p is true.
19693 * genrecog.c (process_define_predicate): Use add_predicate_code.
19695 2008-05-08 David Daney <ddaney@avtrex.com>
19696 Richard Sandiford <rsandifo@nildram.co.uk>
19698 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19699 special case of constant zero operands.
19700 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19701 old and new values. Special case constant zero values.
19702 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19704 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19705 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19707 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19710 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19711 similar RTX_CONST_OBJ before CONST_INT.
19713 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19715 * stmt.c (expand_stack_restore): Change sa mode if needed.
19717 2008-05-08 Richard Guenther <rguenther@suse.de>
19719 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19720 return type to bool.
19721 (ix86_sol10_return_in_memory): Likewise.
19722 (ix86_i386elf_return_in_memory): Likewise.
19723 (ix86_i386interix_return_in_memory): Likewise.
19724 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19725 (ix86_sol10_return_in_memory): Likewise.
19726 (ix86_i386elf_return_in_memory): Likewise.
19727 (ix86_i386interix_return_in_memory): Likewise.
19729 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19732 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19734 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19735 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19738 2008-05-08 Richard Guenther <rguenther@suse.de>
19740 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19741 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19742 (DR_SUBVARS): Remove.
19743 * tree-dfa.c (dump_subvars_for): Remove.
19744 (debug_subvars_for): Likewise.
19745 (dump_variable): Do not dump subvars.
19746 (remove_referenced_var): Do not remove subvars.
19747 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19748 (lookup_subvars_for_var): Remove.
19749 (get_subvars_for_var): Likewise.
19750 (get_subvars_at): Likewise.
19751 (get_first_overlapping_subvar): Likewise.
19752 (overlap_subvar): Likewise.
19753 * tree-flow.h (subvar_t): Remove.
19754 (struct var_ann_d): Remove subvars field.
19755 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19756 argument. Remove special handling of SFTs.
19757 (compute_tag_properties): Likewise.
19758 (set_initial_properties): Likewise.
19759 (compute_call_clobbered): Likewise.
19760 (count_mem_refs): Likewise.
19761 (compute_memory_partitions): Likewise.
19762 (compute_flow_insensitive_aliasing): Likewise.
19763 (setup_pointers_and_addressables): Likewise.
19764 (new_type_alias): Likewise.
19765 (struct used_part): Remove.
19766 (used_portions): Likewise.
19767 (struct used_part_map): Likewise.
19768 (used_part_map_eq): Likewise.
19769 (used_part_map_hash): Likewise.
19770 (free_used_part_map): Likewise.
19771 (up_lookup): Likewise.
19772 (up_insert): Likewise.
19773 (get_or_create_used_part_for): Likewise.
19774 (create_sft): Likewise.
19775 (create_overlap_variables_for): Likewise.
19776 (find_used_portions): Likewise.
19777 (create_structure_vars): Likewise.
19778 * tree.def (STRUCT_FIELD_TAG): Remove.
19779 * tree.h (MTAG_P): Adjust.
19780 (struct tree_memory_tag): Remove base_for_components and
19781 unpartitionable flags.
19782 (struct tree_struct_field_tag): Remove.
19783 (SFT_PARENT_VAR): Likewise.
19784 (SFT_OFFSET): Likewise.
19785 (SFT_SIZE): Likewise.
19786 (SFT_NONADDRESSABLE_P): Likewise.
19787 (SFT_ALIAS_SET): Likewise.
19788 (SFT_UNPARTITIONABLE_P): Likewise.
19789 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19790 (union tree_node): Remove sft field.
19791 * alias.c (get_alias_set): Remove special handling of SFTs.
19792 * print-tree.c (print_node): Remove handling of SFTs.
19793 * tree-dump.c (dequeue_and_dump): Likewise.
19794 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19795 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19796 * tree-predcom.c (set_alias_info): Do not set subvars.
19797 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19798 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19799 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19800 (add_vars_for_offset): Remove.
19801 (add_virtual_operand): Remove special handling of SFTs.
19802 (add_call_clobber_ops): Likewise.
19803 (add_call_read_ops): Likewise.
19804 (get_asm_expr_operands): Likewise.
19805 (get_modify_stmt_operands): Likewise.
19806 (get_expr_operands): Likewise.
19807 (add_to_addressable_set): Likewise.
19808 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19809 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19810 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19811 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19812 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19813 (tree_node_structure): Likewise.
19814 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19816 (find_what_p_points_to): Likewise.
19818 2008-05-08 Sa Liu <saliu@de.ibm.com>
19820 * config/spu/spu.md: Fixed subti3 pattern.
19822 2008-05-08 Richard Guenther <rguenther@suse.de>
19824 PR middle-end/36154
19825 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19826 sure to create a representative for trailing arrays for PTA.
19828 2008-05-08 Richard Guenther <rguenther@suse.de>
19830 PR middle-end/36172
19831 * fold-const.c (operand_equal_p): Two objects which types
19832 differ in pointerness are not equal.
19834 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19836 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19837 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19838 (emit_library_call_value_1): Add new variable fndecl initialized by
19839 NULL_TREE. It should be the decl type of orgfun, but this information
19840 seems not to be available here, so it uses the default calling abi.
19841 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19842 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19843 by TARGET_RETURN_IN_MEMORY.
19844 * config/i386/i386-interix.h: Likewise.
19845 * config/i386/i386.h: Likewise.
19846 * config/i386/i386elf.h: Likewise.
19847 * config/i386/ptx4-i.h: Likewise.
19848 * config/i386/sol2-10.h: Likewise.
19849 * config/i386/sysv4.h: Likewise.
19850 * config/i386/vx-common.h: Likewise.
19851 * config/cris/cris.h: Removed #if 0 clause.
19852 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19853 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19855 (ix86_sol10_return_in_memory): Likewise.
19856 (ix86_i386elf_return_in_memory): New.
19857 (ix86_i386interix_return_in_memory): New.
19858 * config/mt/mt-protos.h (mt_return_in_memory): New.
19859 * config/mt/mt.c: Likewise.
19860 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19861 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19862 * config/bfin/bfin.h: Likewise.
19863 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19865 * config/bfin/bfin.c: Likewise.
19866 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19867 * config/alpha/unicosmk.h: Likewise.
19868 * config/i386/cygming.h: Likewise.
19869 * config/iq2000/iq2000.h: Likewise.
19870 * config/mips/mips.h: Likewise.
19871 * config/mn10300/mn10300.h: Likewise.
19872 * config/rs6000/rs6000.h: Likewise.
19873 * config/score/score.h: Likewise.
19874 * config/spu/spu.h: Likewise.
19875 * config/v850/v850.h: Likewise.
19876 * defaults.h: Likewise.
19877 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19878 * expr.c (emit_block_move): Adjust use of
19879 OUTGOING_REG_PARM_STACK_SPACE.
19880 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19881 OUTGOING_REG_PARM_STACK_SPACE.
19882 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19884 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19886 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19887 on OMP_RETURN for OMP_FOR.
19890 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19891 (fortran_common): New function.
19892 (gen_variable_die): Call fortran_common instead of common_check,
19893 adjust for it returning tree instead of rtx. Formatting.
19895 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19899 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19900 * c-decl.c (merge_decls): Ditto.
19901 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19902 to RTL_CONST_OR_PURE_CALL_P.
19903 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19904 Initialized DECL_LOOPING_CONST_PURE.
19905 (process_call_operands): Set tree_side_effects properly.
19906 * tree.h (TREE_READONLY_DECL_P): Removed.
19907 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19908 (DECL_LOOPING_OR_CONST_P): New macro.
19909 (struct tree_function_decl): Added looping_const_or_pure_p.
19910 (ECF_*) Renumbered.
19911 (ECF_LOOPING_OR_CONST_P): New macro.
19912 * rtlanal.c (pure_const_p): Removed.
19913 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19914 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19915 to RTL_CONST_CALL_P.
19916 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19917 (check_decl, check_tree, check_call, scan_function): Initialize
19919 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19920 (static_execute): Set looping true for recursive functions.
19921 Undo setting state to IPA_NEITHER for recursive functions.
19922 * cse.c (cse_insn):
19923 * ifcvt.c (noce_can_store_speculate_p): Changed
19924 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19925 RTL_CONST_OR_PURE_CALL_P.
19926 * dse.c (scan_insn): Ditto.
19927 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19928 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19929 RTL_CONST_OR_PURE_CALL_P.
19930 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19931 pure_call_p to RTL_CONST_CALL_P.
19932 * gimplify.c (gimplify_call_expr): Clear side effects for
19933 non-looping pure and constant calls.
19934 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19935 (flags_from_decl_or_type): Set ecf flags from decl flags.
19936 (initialize_argument_information): Turn off
19937 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19938 Change const to pure if callee_copies is true rather than just
19940 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19941 way of marking pure calls.
19942 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19943 Remove hack that was supposed to fix pr7335 and remove old
19944 way of marking pure calls.
19945 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19946 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19947 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19948 RTL_CONST_OR_PURE_CALL_P.
19949 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19950 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19951 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19952 * sched-deps.c (schedule_analyze): Ditto.
19953 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19954 return_val field of calls to represent pure and const function info.
19955 (CONST_OR_PURE_CALL_P): Deleted macro.
19956 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19957 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19958 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19960 * tree-optimize.c (execute_fixup_cfg): Added test for
19961 ECF_LOOPING_CONST_OR_PURE.
19962 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19964 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19965 effects for looping pure or const calls.
19966 (verify_gimple_expr): Added verification code.
19967 * config/alpha/alpha.c (alpha_legitimize_address,
19968 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19970 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19971 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19972 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19973 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19974 RTL_CONST_OR_PURE_CALL_P.
19975 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19976 and const calls to be deleted.
19978 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19981 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19982 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19983 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19984 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19985 to handle nonimmediate operands.
19986 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19987 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19988 to handle nonimmediate operands.
19989 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19990 (mmx_pmulhrwv4hi3): New expander. Use
19991 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19992 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19993 (sse2_umulv1siv1di3): New expander. Use
19994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19995 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19996 (mmx_eq<mode>3): New expander. Use
19997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19998 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19999 (mmx_uavgv8qi3): New expander. Use
20000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20001 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
20002 (mmx_uavgv4hi3): New expander. Use
20003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20005 * config/i386/sse.md
20006 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
20007 to handle nonimmediate operands.
20008 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
20009 to handle nonimmediate operands.
20010 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
20011 to handle nonimmediate operands.
20012 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
20013 to handle nonimmediate operands.
20014 (sse2_unpckhpd_exp): New expander. Use
20015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20016 (sse2_unpcklpd_exp): New expander. Use
20017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20018 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
20019 to handle nonimmediate operands.
20020 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20021 to handle nonimmediate operands.
20022 (*sse2_<plusminus_insn><mode>3): Rename from
20023 sse2_<plusminus_insn><mode>3 insn pattern.
20024 (sse2_<plusminus_insn><mode>3): New expander. Use
20025 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20026 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20027 (sse2_umulv2siv2di3): New expander. Use
20028 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20029 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20030 (sse4_1_mulv2siv2di3): New expander. Use
20031 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20032 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20033 (sse2_pmaddwd): New expander. Use
20034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20035 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20036 (sse2_eq<mode>3): New expander. Use
20037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20038 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20039 (sse4_1_eqv2di3): New expander. Use
20040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20041 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20042 (sse2_uavgv16qi3): New expander. Use
20043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20044 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20045 (sse2_uavgv16qi3): New expander. Use
20046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20047 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20048 (sse2_uavgv8hi3): New expander. Use
20049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20050 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20051 (ssse3_pmulhrswv8hi3): New expander. Use
20052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20053 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20054 (ssse3_pmulhrswv4hi3): New expander. Use
20055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20057 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20058 (<sse>_vmmul<mode>3): Ditto.
20059 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20061 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20062 (ssse3_pmaddubsw): Ditto.
20064 * config/i386/i386.c (struct_builtin_description)
20065 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20066 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20067 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20068 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20069 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20070 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20071 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20072 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20073 (ix86_fixup_binary_operands): Assert that src1
20074 and src2 must have the same mode when swapped.
20075 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20076 and ix86_binary_operator_ok. Do not force operands in registers
20079 2008-05-07 Jan Hubicka <jh@suse.cz>
20081 * cgraph.c (dump_cgraph_node): Update.
20082 * cgraph.h (cgraph_local_info): Break out inline summary.
20083 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20085 * ipa-inline (inline_summary): New accestor function.
20086 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20087 cgraph_decide_inlining, compute_inline_parameters): Update.
20088 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20090 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20092 Cleanup ColdFire scheduling support and add V4 pipeline model.
20094 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20095 (define_attr cpu): Add cfv4 value.
20096 (define_attr type, define_attr type1): Merge into a single 'type'
20097 attribute. Update all uses.
20098 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20099 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20101 (define_attr opx_mem, define_attr opy_mem): Remove.
20102 (define_attr op_mem): Clean up, update comment.
20103 (define_attr size): Use specific values instead of general int.
20104 (define_attr guess, define_attr split): Remove. Update all uses.
20105 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20106 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20107 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20108 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20109 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20110 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20111 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20112 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20113 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20114 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20115 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20116 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20117 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20118 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20119 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20120 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20121 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20122 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20123 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20124 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20125 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20126 Update or set attributes.
20127 (stack_tie): New fake instruction.
20129 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20130 (m68k_sched_attr_size): Update declaration.
20131 (m68k_sched_attr_type2): Remove.
20132 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20133 Declare new bypass predicates.
20135 * config/m68k/m68k.c (m68k_sched_issue_rate,
20136 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20138 (TARGET_SCHED_ISSUE_RATE,
20139 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20140 (override_options): Handle scheduling for ColdFire V4 core.
20141 (m68k_expand_prologue): Emit stack_tie.
20142 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20143 'OP_TYPE_FPN'. Update all uses.
20144 (sched_guess_p): Remove.
20145 (sched_address_type): Handle symbolic addresses.
20146 (sched_get_operand): New static function.
20147 (sched_operand_type): Merge into sched_attr_op_type.
20148 (sched_attr_op_type): Handle FP registers, handle quick constants,
20150 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20151 (m68k_sched_attr_size): Update. Move logic to ...
20152 (sched_get_attr_size_int): New static function.
20153 (sched_get_opxy_mem_type): New static function.
20154 (m68k_sched_attr_op_mem): Update.
20155 (m68k_sched_attr_type2): Remove.
20156 (sched_cfv4_bypass_data): New static variable.
20157 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20158 (m68k_sched_issue_rate): Implement scheduler hook.
20159 (struct _sched_ib: enabled_p): New field.
20160 (m68k_sched_variable_issue): Update. Handle V4.
20161 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20162 sched_dump_class_func_t, sched_dump_split_class,
20163 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20164 sched_dump_dfa_class, m68k_sched_dump): Remove.
20165 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20167 (m68k_sched_init_global): Remove statisctics dumping, introduce
20168 sanity check that all instructions have pipeline reservations. Handle
20170 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20171 Handle ColdFire V4 core.
20172 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20173 New static functions.
20174 (m68k_sched_address_bypass_p): New bypass predicate.
20175 (sched_get_indexed_address_scale): New static function.
20176 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20178 * cf.md: Update comments.
20179 (define_attr type2): Remove. Use 'type' attribute instead.
20181 (cf_ib): Rename to cfv123_ib. Update all uses.
20182 (cf_oep): Rename to cfv123_oep. Update all uses.
20183 (cf_chr): Rename to cfv123_chr. Update all uses.
20184 (cf_mem): Rename to cfv123_mem. Update all uses.
20185 (cf_mac): Move to more appropriate place.
20186 (cfv123_guess): New automaton and cpu_unit.
20187 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20188 Update uses of 'size' attribute. Handle before reload scheduling.
20189 (cfv123_guess): New dummy reservation for unhandled instructions.
20190 (cfv4_*): Pipeline description of ColdFire V4 core.
20191 (ignore): New reservation to handle 'ignore' type.
20193 2008-05-07 Ian Lance Taylor <iant@google.com>
20195 PR middle-end/36013
20196 * gimplify.c (find_single_pointer_decl_1): Don't look through
20198 (find_single_pointer_decl): Adjust comments.
20200 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20202 PR middle-end/36137
20203 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20204 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20206 PR middle-end/36106
20207 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20208 integral type rather than floating point, then VIEW_CONVERT_EXPR
20209 to the floating point type.
20211 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20213 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20214 TFmode op0 to register.
20216 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20218 * c-decl.c (grokdeclarator): Comment typo.
20220 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20222 * tree-flow.h: Remove prototype for computed_goto_p.
20223 * tree-cfg.c (computed_goto_p): Make static.
20225 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20228 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20229 (contains_aligned_value_p): This. Handle _Decimal128.
20230 (ix86_function_arg_boundary): Only align _Decimal128 to its
20231 natural boundary and handle it properly.
20233 2008-05-06 Martin Jambor <mjambor@suse.cz>
20235 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20236 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20237 (ipcp_method_set_orig_node): Removed.
20238 (ipcp_cval_get_cvalue_type): Removed.
20239 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20240 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20241 (ipcp_cval_set_cvalue_type): Removed.
20242 (ipcp_cval_get_cvalue): Removed.
20243 (ipcp_cval_set_cvalue): Removed.
20244 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20245 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20246 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20247 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20248 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20249 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20250 (ipcp_get_ith_lattice): Changed parameters.
20251 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20252 (ipcp_lattice_from_jfunc): Changed parameters.
20253 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20254 (ipcp_method_cval_print): Added temporary variable info.
20255 (ipcp_redirect): Removed already unused local variable caller.
20256 (ipcp_redirect): New temporary variable orig_callee_info
20257 (ipcp_redirect): Removed newly unused local variable callee.
20258 (ipcp_redirect): Removed (a bit confusing) local variable type.
20259 (ipcp_insert_stage): Added local variable info.
20260 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20262 (ipcp_formal_create): Removed.
20263 (ipcp_method_cval_set): Removed.
20264 (ipcp_propagate_stage): Renamed lattice variables.
20265 (ipcp_method_cval_set_cvalue_type): Removed.
20266 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20267 (ipcp_print_all_lattices): Changed printed strings to refer to
20268 lattices rather than cvals.
20269 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20270 (ipcp_propagate_const): Changed formal parameters.
20271 (build_const_val): Changed formal parameters.
20272 (ipcp_insert_stage): Removed useless variable cvalue
20273 (build_const_val): Changed formal parameters.
20274 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20275 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20276 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20277 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20278 (ipcp_print_func_profile_counts): Changed string from "method" to
20280 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20281 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20282 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20283 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20284 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20285 (ipcp_lat_is_const): Changed parameters and made inline.
20286 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20287 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20288 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20289 the predicate condition directly
20290 (ipcp_propagate_stage): Added local variable args. Removed local
20291 variable callee. (Both are mere code simplifications.)
20292 (ipcp_method_dont_insert_const): Renamed to
20293 ipcp_node_not_modifiable_p.
20294 (ipcp_node_not_modifiable_p): Made inline.
20295 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20296 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20297 (ipcp_print_all_lattices): Removed variable cvalue
20298 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20301 2008-05-06 Olivier Hainque <hainque@adacore.com>
20303 * tree-sra.c (try_instantiate_multiple_fields): Early return
20304 if field has POINTER_TYPE.
20306 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20308 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20309 by using 'q' specifier for instruction.
20310 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20312 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20314 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20315 Change mode of zero_extract from QImode to HImode.
20316 (sign bit tests peepholes): (Ditto.).
20318 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20320 * config/i386/mmx.md: Remove double backslashes from asm templates.
20321 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20322 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20323 to handle nonimmediate operands.
20324 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20325 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20326 to handle nonimmediate operands.
20327 (*mmx_<code>v2sf3_finite): New insn pattern.
20328 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20329 (mmx_<code>v2sf3): New expander. Use
20330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20331 (mmx_<plusminus_insn><mode>3): New expander. Use
20332 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20333 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20334 (mmx_add<mode>3): Removed.
20335 (mmx_ssadd<mode>3): Ditto.
20336 (mmx_usadd<mode>3): Ditto.
20337 (mmx_sub<mode>3): Ditto.
20338 (mmx_sssub<mode>3): Ditto.
20339 (mmx_ussub<mode>3): Ditto.
20340 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20341 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20342 to handle nonimmediate operands.
20343 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20345 (mmx_smulv4hi3_highpart): New expander. Use
20346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20347 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20349 (mmx_umulv4hi3_highpart): New expander. Use
20350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20351 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20352 (mmx_<code>v4hi3): New expander. Use
20353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20354 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20355 (mmx_<code>v8qi3): New expander. Use
20356 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20357 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20358 (mmx_<code><mode>3): New expander. Use
20359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20361 2008-05-05 Jan Hubicka <jh@suse.cz>
20363 PR tree-optimization/36118
20364 * passes.c (pass_init_dump_file): Fix dump header.
20366 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20368 PR middle-end/36141
20369 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20370 VCE for function decls.
20372 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20374 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20376 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20378 * config/i386/i386.md (sat_plusminus): New.
20379 (plusminus_insn): Likewise.
20380 (plusminus_mnemonic): Likewise.
20382 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20383 (*<addsub><mode>3_cc_overflow): Renamed to ...
20384 (*<plusminus_insn><mode>3_cc_overflow): This.
20385 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20386 (*<plusminus_insn>si3_zext_cc_overflow): This.
20388 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20389 (<plusminus_insn><mode>3): This.
20390 (*<addsub><mode>3): Renamed to ...
20391 (*<plusminus_insn><mode>3): This.
20392 (<sse>_vm<addsub><mode>3): Renamed to ...
20393 (<sse>_vm<plusminus_insn><mode>3): This.
20394 (sse3_h<addsub>v4sf3): Renamed to ...
20395 (sse3_h<plusminus_insn>v4sf3): This.
20396 (sse3_h<addsub>v2df3): Renamed to ...
20397 (sse3_h<plusminus_insn>v2df3): This.
20398 (<plusminus_insn><mode>3): New.
20399 (*<plusminus_insn><mode>3): Likewise.
20400 (sse2_<plusminus_insn><mode>3): Likewise.
20401 (add<mode>): Removed.
20402 (*add<mode>3): Likewise.
20403 (sse2_ssadd<mode>3): Likewise.
20404 (sse2_usadd<mode>3): Likewise.
20405 (sub<mode>3): Likewise.
20406 (*sub<mode>3): Likewise.
20407 (sse2_sssub<mode>3): Likewise.
20408 (sse2_ussub<mode>3): Likewise.
20410 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20412 * gthr-single.h: Add in required interface elements as per gthr.h.
20413 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20414 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20415 Generalize UNUSED macro.
20416 (__gthread_once): Add.
20417 (__gthread_key_create): Add.
20418 (__gthread_key_delete): Add.
20419 (__gthread_getspecific): Add.
20420 (__gthread_setspecific): Add.
20422 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20424 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20425 the same size types for the indirect reference on the rhs, then
20428 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20430 * config/i386/i386.md
20431 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20432 one insn template instead of template series.
20433 (*xordi_1_rex64): Ditto.
20434 (*xordi_2_rex64): Ditto.
20436 2008-05-05 Ira Rosen <irar@il.ibm.com>
20438 PR tree-optimization/36119
20439 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20442 2008-06-04 Jan Hubicka <jh@suse.cz>
20444 tree-optimization/36100
20445 * tree-pass.h (pass_O0_always_inline): Declare.
20446 * ipa-inline.c (inline_transform): Remove dead code.
20447 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20448 pass_O0_always_inline): New.
20449 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20451 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20453 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20454 mnemonic in this_param move for TARGET_64BIT.
20456 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20458 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20459 (*strmovsi_rex_1): Ditto.
20460 (*strsetsi_1): Ditto.
20461 (*strsetsi_rex_1): Ditto.
20463 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20464 adddicc expanders using SWI mode iterator.
20466 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20469 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20472 2008-05-04 David S. Miller <davem@davemloft.net>
20474 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20475 (sparc*-*-linux*): Use linux.h in tm_file.
20476 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20477 compiler defaulting to 32-bit.
20478 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20480 * config/sparc/linux.h: Remove definitions now obtained
20481 properly from linux.h
20482 * config/sparc/linux64.h: Likewise.
20483 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20484 don't want this setting for 32-bit builds in a biarch compiler.
20485 * doc/install.texi: Add sparc-linux to list of targets
20486 supporting --enable-targets=all.
20488 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20490 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20492 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20494 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20495 after V4SI_FTYPE_V8HI.
20496 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20497 case V4SI_FTYPE_V2DF.
20499 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20501 * doc/invoke.texi (max-flow-memory-locations): Removed.
20502 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20504 2008-05-03 Richard Guenther <rguenther@suse.de>
20506 PR middle-end/34973
20507 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20509 2008-05-02 David S. Miller <davem@davemloft.net>
20511 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20513 2008-05-02 Simon Baldwin <simonb@google.com>
20516 * c-common.h (warn_array_subscript_range): Removed.
20517 * c-common.c (warn_array_subscript_range): Ditto.
20518 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20519 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20521 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20523 * config/i386/i386.c (ix86_special_builtin_type): New.
20524 (bdesc_special_args): Likewise.
20525 (ix86_expand_special_args_builtin): Likewise.
20526 (ix86_init_mmx_sse_builtins): Updated.
20527 (ix86_expand_builtin): Updated.
20528 (ix86_expand_store_builtin): Removed.
20529 (ix86_expand_unop_builtin): Likewise.
20531 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20532 * config/i386/mmintrin.h (__v2sf): Here.
20534 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20536 (_mm_loadl_pi): Likewise.
20537 (_mm_storeh_pi): Replace __v2si with __v2sf.
20538 (_mm_storel_pi): Likewise.
20540 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20541 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20542 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20543 __builtin_ia32_loadlpd.
20545 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20547 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20548 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20549 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20550 (ix86_init_mmx_sse_builtins): Updated.
20551 (ix86_expand_args_builtin): Likewise.
20552 (ix86_expand_builtin): Likewise.
20553 (ix86_expand_unop1_builtin): Renamed to ...
20554 (ix86_expand_unop_vec_merge_builtin): This.
20556 2008-05-01 Jan Hubicka <jh@suse.cz>
20559 * ipa-inline.c (inline_generate_summary): Make static.
20560 (inline_transform): Do not call inlining at -O0; make static.
20561 * passes.c (execute_todo): Add sanity check.
20562 (execute_one_ipa_transform_pass): Execute proper flags.
20564 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20566 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20567 (DECL_NONADDRESSABLE_P): Likewise.
20568 * alias.c (record_component_aliases): Fix comment.
20570 2008-05-01 Simon Baldwin <simonb@google.com>
20572 * c-common.h (warn_array_subscript_range): New function.
20573 * c-common.c (warn_array_subscript_range): Ditto.
20574 * tree-vrp.c (check_array_ref): Corrected code to agree with
20575 comment, ignoring only arrays of size 0 or size 1.
20576 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20578 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20580 * config/i386/i386.c (ix86_builtin_type): Replace
20581 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20582 (bdesc_args): Updated.
20583 (ix86_init_mmx_sse_builtins): Likewise.
20584 (ix86_expand_args_builtin): Likewise.
20586 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20589 * doc/extend.texi: Correct __builtin_ia32_palignr.
20591 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20594 * config/i386/i386.c (bdesc_crc32): Removed.
20595 (ix86_expand_crc32): Likewise.
20596 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20597 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20598 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20599 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20600 UINT_FTYPE_UINT_UCHAR.
20601 (bdesc_args): Updated. Add crc32 builtins.
20602 (ix86_init_mmx_sse_builtins): Updated.
20603 (ix86_expand_args_builtin): Updated to support subreg.
20605 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20607 2008-05-01 Jan Hubicka <jh@suse.cz>
20609 * tree-pass.h (opt_pass): Add IPA_PASS.
20610 (varpool_node, cgraph_node): Forward declare.
20611 (ipa_opt_pass): Define.
20612 (pass_ipa_inline): Turn into ipa_opt_pass.
20613 (pass_apply_inline): Remove.
20614 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20615 (apply_inline): Turn into ....
20616 (inline_transform): ... this one.
20617 (inline_generate_summary): New function.
20618 (pass_apply_inline): Remove.
20619 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20621 (struct function): Add ipa_transforms_to_apply.
20622 * passes.c (register_one_dump_file): Work on IPA_PASS.
20623 (init_optimization_passes): Remove pass_inline_parameters and
20625 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20626 (execute_one_pass) ... here; apply transforms when possible.
20627 (add_ipa_transform_pass, execute_ipa_summary_asses,
20628 execute_one_ipa_transform_pass): New.
20629 (execute_ipa_pass_list): Update for IPA_PASS type.
20631 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20633 * config/i386/i386.c (ix86_builtin_type): Add
20634 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20635 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20636 (bdesc_args): Add SSE4a builtins.
20637 (ix86_init_mmx_sse_builtins): Updated.
20638 (ix86_expand_args_builtin): Likewise.
20639 (ix86_expand_builtin): Likewise.
20641 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20643 * config/i386/i386.c (ix86_builtin_type): Add
20644 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20645 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20646 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20647 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20648 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20649 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20650 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20651 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20652 and DI_FTYPE_DI_DI_INT.
20653 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20654 (ix86_init_mmx_sse_builtins): Updated.
20655 (ix86_expand_args_builtin): Likewise.
20656 (ix86_expand_builtin): Likewise.
20657 (ix86_expand_binop_imm_builtin): Removed.
20659 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20661 2008-04-30 Richard Guenther <rguenther@suse.de>
20663 PR tree-optimization/32921
20664 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20666 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20668 * config/arm/arm.c (arm_unwind_emit): Use
20669 crtl->all_throwers_are_sibcalls instead of
20670 cfun->all_throwers_are_sibcalls.
20671 (arm_output_fn_unwind): Likewise.
20672 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20673 instead of cfun->uses_pic_offset_table.
20674 (frv_expand_prologue): Likewise.
20675 (frv_frame_pointer_required): Likewise.
20676 (frv_expand_fdpic_call): Likewise.
20677 (frv_emit_movsi): Likewise.
20678 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20679 cfun->returns_pcc_struct instead of
20680 current_function_returns_pcc_struct.
20681 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20682 instead of cfun->calls_eh_return.
20683 (m32c_pushm_popm): Likewise.
20684 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20685 "extern" declaration.
20687 2008-04-30 Richard Guenther <rguenther@suse.de>
20689 PR tree-optimization/21636
20690 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20692 (evaluate_stmt): Print the likely value.
20693 (ccp_visit_stmt): Avoid excessive vertical spacing.
20695 2008-04-30 Rafael Espíndola <espindola@google.com>
20697 * builtins.c (fold_call_expr): Return realret.
20698 * tree-ssa-threadedge.c
20699 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20700 __builtin_object_size.
20702 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20704 * gcc.c (wrapper_string): New variable.
20705 (insert_wrapper): New function.
20706 (execute): New option -wrapper.
20707 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20709 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20711 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20712 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20713 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20715 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20716 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20717 config/rs6000/e500crtres64gprctr.asm,
20718 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20719 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20720 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20721 config/rs6000/e500crtsav64gprctr.asm,
20722 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20723 config/rs6000/e500crtsavg64gprctr.asm: New files.
20724 * config/rs6000/t-ppccomm: Add build rules for new files.
20725 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20726 * config/rs6000/t-netbsd: Add build rules for new files.
20727 (LIB2FUNCS_STATIC_EXTRA): New variable.
20728 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20729 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20730 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20732 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20734 * config/i386/i386.c (ix86_builtin_type): Add
20735 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20736 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20737 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20738 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20739 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20740 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20741 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20742 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20743 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20744 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20745 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20746 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20747 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20748 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20749 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20750 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20751 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20752 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20753 V1DI_FTYPE_V2SI_V2SI.
20754 (bdesc_2arg): Moved to ...
20755 (bdesc_args): Here.
20756 (ix86_init_mmx_sse_builtins): Updated.
20757 (ix86_expand_args_builtin): Updated. Take a pointer
20758 to const struct builtin_description. Handle comparison
20760 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20761 (ix86_expand_builtin): Updated.
20763 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20764 (ssse3_pmaddubsw128): This.
20765 (ssse3_pmaddubswv4hi3): Renamed to ...
20766 (ssse3_pmaddubsw): This.
20768 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20769 (__builtin_ia32_packssdw128): Likewise.
20770 (__builtin_ia32_packuswb128): Likewise.
20771 (__builtin_ia32_pmaddubsw): Likewise.
20772 (__builtin_ia32_pmaddubsw128): Likewise.
20774 2008-04-30 Richard Guenther <rguenther@suse.de>
20776 PR tree-optimization/14847
20777 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20778 (recognize_bits_test): Use it.
20779 (recognize_single_bit_test): Likewise.
20781 2008-04-30 Martin Jambor <mjambor@suse.cz>
20783 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20784 instead of setting number of formal parameters to zero.
20785 (ipcp_init_stage): Do not set the number of actual parameters to zero
20787 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20788 which are called with variable number of arguments.
20789 (ipcp_insert_stage): Explicitely skipping all nodes which are
20790 called with variable number of arguments.
20791 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20792 number of parameters.
20794 * ipa-prop.h (struct ipa_node_params): Added flag
20795 called_with_var_arguments
20796 (ipa_set_param_count): Added. Changed sole setter to use it.
20797 (ipa_get_param_count): Added. All readers of param_count
20798 converted to use it instead.
20799 (ipa_set_called_with_variable_arg): Added.
20800 (ipa_is_called_with_var_arguments): Added.
20801 (ipa_get_ith_param): Added. All readers of param_decls converted
20803 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20805 (ipa_get_cs_argument_count): Added, all readers of argument_count
20807 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20810 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20811 (struct ipcp_lattice): Renamed cval_type to type
20812 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20814 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20815 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20816 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20817 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20818 (build_const_val): Changed the type of parameter cvalue to tree
20819 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20820 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20822 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20825 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20826 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20827 (ipa_add_method): Renamed to ipa_push_func_to_list
20828 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20829 (ipa_callsite_param_count): Removed.
20830 (ipa_callsite_param_count_set): Removed.
20831 (ipa_callsite_param): Removed.
20832 (ipa_callsite_callee): Removed.
20833 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20834 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20835 (ipa_method_formal_count): Removed.
20836 (ipa_method_formal_count_set): Removed.
20837 (ipa_method_get_tree): Removed.
20838 (ipa_method_tree_map_create): Removed.
20839 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20840 (ipa_create_param_decls_array): Creates the array itself
20841 (ipa_create_param_decls_array): Temporary variable info instead of
20842 a few dereferences.
20843 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20844 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20845 (get_type): Removed.
20846 (ipa_jf_get_info_type): Removed.
20847 (ipa_node_create): Renamed to ipa_create_node_params
20848 (ipa_free): Renamed to ipa_free_all_node_params
20849 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20850 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20851 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20852 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20853 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20854 ipa_free_all_edge_args
20855 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20856 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20857 (ipa_create_methodlist_node): Removed.
20858 (ipa_methodlist_method): Removed.
20859 (ipa_methodlist_method_set): Removed.
20860 (ipa_methodlist_next_method): Removed.
20861 (ipa_methodlist_next_method_set): Removed.
20862 (ipa_method_is_modified): Removed.
20863 (ipa_method_modify_create): Removed.
20864 (ipa_method_modify_init): Temporary variable info instead of a few
20866 (ipa_detect_param_modifications): Temporary variable info instead of
20867 a few dereferences.
20868 (ipa_compute_jump_functions): Temporary variable info instead of
20869 a few dereferences.
20870 (ipa_method_modify_set): Removed.
20871 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20872 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20873 than craph_node as the first parameter.
20874 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20875 (ipa_method_modify_init): Removed.
20876 (ipa_compute_jump_functions): Added a temp variable instead of
20877 repeatadly dereferencing the cgraph_edge.aux pointer
20878 (ipa_callsite_param_set_type): Removed.
20879 (ipa_compute_jump_functions): i renamed to index and moved to
20881 (ipa_callsite_param_set_info_type_formal): Removed.
20882 (ipa_callsite_param_set_info_type): Removed.
20883 (ipa_callsite_param_map_create): Removed.
20884 (ipa_callsite_tree): Removed.
20885 (ipa_callsite_caller): Removed.
20886 (ipa_pop_func_from_list): return_method removed to return_func
20888 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20889 prefixed all values with IPA_. Changed all users.
20890 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20891 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20892 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20893 (union parameter_info): Renamed to jump_func_value.
20894 (union jump_func_value): Renamed value to constant
20895 (struct ipa_jump_func): Renamed info_type to value
20896 (struct ipa_node): Renamed to ipa_node_params
20897 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20898 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20899 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20900 (struct ipa_edge): Renamed to ipa_edge_args
20901 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20902 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20903 (struct ipa_methodlist): Renamed to ipa_func_list
20904 (struct ipa_func_list): method_p renamed to node, next_method
20906 (ipa_methodlist_p): Removed, switched all users to struct pointer
20907 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20909 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20911 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20912 (rs6000_emit_epilogue): Use backchain to restore only when we
20913 have a large frame. Make use of frame pointer to restore if we
20914 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20916 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20918 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20919 Add mode to zero_extract.
20920 (sign bit tests peepholes): (Ditto.).
20922 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20924 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20925 Instructions in comments with SSE3.
20926 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20927 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20928 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20929 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20930 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20931 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20932 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20933 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20934 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20935 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20936 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20937 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20938 (bdesc_sse_args): Renamed to ...
20939 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20940 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20941 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20942 IX86_BUILTIN_FABSQ.
20943 (bdesc_1arg): Moved to ...
20944 (bdesc_args): Here.
20945 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20946 Instructions in comments with SSE3.
20947 (ix86_expand_sse_operands_builtin): Renamed to ...
20948 (ix86_expand_args_builtin): This. Updated.
20949 (ix86_expand_unop1_builtin): Update comments.
20950 (ix86_expand_builtin): Updated.
20952 2008-04-29 Richard Guenther <rguenther@suse.de>
20954 PR tree-optimization/36078
20955 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20956 Update virtual SSA form after cleaning up the CFG.
20958 2008-04-29 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/15255
20961 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20963 2008-04-29 Richard Guenther <rguenther@suse.de>
20965 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20966 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20967 (compute_flow_insensitive_aliasing): Do not treat
20968 PTR_IS_REF_ALL pointers special.
20969 (get_smt_for): Likewise.
20970 (may_alias_p): Re-structure.
20971 (is_escape_site): A ref-all pointer conversion is not an escape site.
20972 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20973 PTR_IS_REF_ALL pointers special.
20974 * tree-ssa-structalias.h (struct alias_info): Remove
20975 ref_all_symbol_mem_tag field.
20976 (PTR_IS_REF_ALL): Remove.
20978 2008-04-29 Richard Guenther <rguenther@suse.de>
20980 PR middle-end/36077
20981 * fold-const.c (extract_muldiv_1): In combining division constants
20982 make sure to never overflow.
20984 2008-04-29 Nick Clifton <nickc@redhat.com>
20986 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20988 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20991 * optc-gen.awk: Work around HP-UX/IA awk bug.
20993 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20995 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20998 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21001 * config/i386/i386.md
21002 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
21003 Change operand 1 predicate to nonimmediate_operand.
21005 2008-04-28 Jakub Jelinek <jakub@redhat.com>
21008 * dwarf2out.c (struct die_struct): Mark as chain_circular through
21010 * gengtype.c (walk_type, write_func_for_structure): Handle
21012 * doc/gty.texi: Document chain_circular.
21014 2008-04-28 Richard Guenther <rguenther@suse.de>
21016 PR tree-optimization/36066
21017 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21020 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21023 * config/i386/i386.md
21024 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21025 Use match_scratch instead of match_operand for operands 3 and 4.
21027 2008-04-27 Richard Guenther <rguenther@suse.de>
21029 PR tree-optimization/18754
21030 PR tree-optimization/34223
21031 * tree-pass.h (pass_complete_unrolli): Declare.
21032 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21033 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21034 Rewrite loop into loop closed SSA form if it is not already.
21035 (tree_unroll_loops_completely): Re-structure to iterate over
21036 innermost loops with intermediate CFG cleanups.
21037 Unroll outermost loops only if requested or the code does not grow
21039 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21040 loops are available.
21041 (tree_vectorize): Instead do so here.
21042 (tree_complete_unroll): Also unroll outermost loops.
21043 (tree_complete_unroll_inner): New function.
21044 (gate_tree_complete_unroll_inner): Likewise.
21045 (pass_complete_unrolli): New pass.
21046 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21047 uses outside of the loop.
21048 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21049 form if it is available.
21050 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21051 * passes.c (init_optimization_passes): Schedule complete inner
21052 loop unrolling pass before the first CCP pass after final inlining.
21054 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21056 * targhooks.h (default_emutls_var_fields,
21057 default_emutls_var_init): Declare.
21058 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21059 * target.h (struct gcc_target): Add struct emutls member.
21060 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21061 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21062 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21063 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21064 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21065 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21066 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21067 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21068 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21069 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21070 emit debug information.
21071 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21072 * varasm.c: Include targhooks.h.
21073 (emutls_object_section, emutls_tmpl_section): New.
21074 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21075 (EMUTLS_SEPARATOR): New.
21076 (prefix_name): New.
21077 (get_emutls_object_name): New.
21078 (default_emutls_var_fields): New, broken out of ...
21079 (get_emutls_object_type): ... here. Adjust to use target hooks.
21080 (get_emutls_init_templ_addr): Adjust to use target hooks.
21081 (emutls_decl): Adjust to use target hooks.
21082 (emutls_finish): Likewise.
21083 (default_emutls_var_init): New, broken out of ...
21084 (assemble_variable): ... here. Adjust to use target hooks.
21085 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21086 SECCAT_EMUTLS_TMPL.
21087 * c-common.c (handle_section_attribute): Prevent overriding
21088 sections for emulated tls with special sections.
21089 * config/i386/i386.c (x86_64_elf_select_section): Add
21090 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21091 (x86_64_elf_unique_section): Likewise.
21092 * config/vxworks.c: Include tree.h.
21093 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21094 (vxworks_override_options): Set TLS scheme.
21095 * doc/tm.texi (Emulated TLS): New node.
21097 2008-04-26 Simon Baldwin <simonb@google.com>
21100 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21101 with propagated string constants.
21103 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21105 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21106 constraint for operand 2 when operand 0 is memory operand.
21107 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21108 operand 0 is memory operand.
21109 (fix_trunc<mode>_i387_with_temp): Ditto.
21110 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21111 operand 2 when operand 1 is memory operand.
21112 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21113 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21114 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21115 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21116 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21117 operands 2,3 and 4 when operand 1 is memory operand.
21118 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21120 (fistdi2_floor_with_temp): Ditto.
21121 (fist<mode>2_floor_with_temp): Ditto.
21122 (fistdi2_ceil_with_temp): Ditto.
21123 (fist<mode>2_ceil_with_temp): Ditto.
21124 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21126 2008-04-26 David Daney <ddaney@avtrex.com>
21128 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21130 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21131 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21132 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21133 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21134 (compare_and_swap_12): New insn.
21135 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21136 * config/mips/mips.c (mips_force_binary): New function.
21137 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21138 (mips_expand_compare_and_swap_12): New function.
21139 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21141 2008-04-25 Jan Hubicka <jh@suse.cz>
21144 * cfgexpand.c (pass_expand): Turn into RTL pass.
21145 * passes.c (execute_one_pass): Do pass typechecking after execution.
21146 * tree-pass.h (pass_expand): Turn into RTL pass.
21148 * function.h (struct rtl_data): Move here fields
21149 accesses_prior_frames, calls_eh_return, saves_all_registers,
21150 has_nonlocal_goto, has_asm_statement, is_thunk,
21151 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21152 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21153 arg_pointer_save_area_init from struct function; turn into bool.
21154 (struct function): Move
21155 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21156 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21157 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21158 tail_call_emit, arg_pointer_save_area_init
21159 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21160 (current_function_returns_struct, current_function_returns_pcc_struct,
21161 current_function_calls_setjmp, current_function_calls_alloca,
21162 current_function_accesses_prior_frames,
21163 current_function_calls_eh_return, current_function_is_thunk,
21164 current_function_stdarg, current_function_profile,
21165 current_function_limit_stack, current_function_uses_pic_offset_table,
21166 current_function_uses_const_pool, current_function_has_nonlocal_label,
21167 current_function_saves_all_registers,
21168 current_function_has_nonlocal_goto,
21169 current_function_has_asm_statement): Remove accesor macros.
21170 * ra-conflict.c (global_conflicts): Update.
21171 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21172 (suitable_for_tail_call_opt_p): Update.
21173 * builtins.c (expand_builtin_return_addr): Update.
21174 (expand_builtin_setjmp_setup): Update.
21175 (expand_builtin_nonlocal_goto): Update.
21176 * final.c (final_start_function): Update.
21177 (profile_function): Update.
21178 (leaf_function_p): Update.
21179 (only_leaf_regs_used): Update.
21180 * df-scan.c (df_get_exit_block_use_set): Update.
21181 * dojump.c (clear_pending_stack_adjust): Update.
21182 * tree-stdarg.c (gate_optimize_stdarg): Update.
21183 * gimple-low.c (lower_function_body): Update.
21184 * global.c (compute_regsets): Update.
21185 (global_alloc): Update.
21186 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21187 * expr.c (expand_assignment): Update.
21188 * dse.c (dse_step0): Update.
21189 (dse_step1): Update.
21190 * c-decl.c (store_parm_decls): Update.
21191 * local-alloc.c (combine_regs): Update.
21192 (find_free_reg): Update.
21193 * function.c (assign_parms_augmented_arg_list): Update.
21194 (assign_parm_find_data_types): Update.
21195 (assign_parms): Update.
21196 (allocate_struct_function): Update.
21197 (expand_function_start): Update.
21198 (expand_function_end): Update.
21199 (get_arg_pointer_save_area): Update.
21200 (thread_prologue_and_epilogue_insns): Update.
21201 (rest_of_match_asm_constraints): Update.
21202 * stor-layout.c (variable_size): Update.
21203 * gcse.c (gcse_main): Update.
21204 (bypass_jumps): Update.
21205 * gimplify.c (gimplify_function_tree): Update.
21206 * calls.c (emit_call_1): Update.
21207 (expand_call): Update.
21208 * bt-load.c (compute_defs_uses_and_gen): Update.
21209 * except.c (sjlj_assign_call_site_values): Update.
21210 (sjlj_emit_function_enter): Update.
21211 (can_throw_external): Update.
21212 (set_nothrow_function_flags): Update.
21213 (expand_builtin_unwind_init): Update.
21214 (expand_eh_return): Update.
21215 (convert_to_eh_region_ranges): Update.
21216 (output_function_exception_table): Update.
21217 * emit-rtl.c (gen_tmp_stack_mem): Update.
21218 * cfgexpand.c (expand_used_vars): Update.
21219 (tree_expand_cfg): Update.
21220 * cfgcleanup.c (rest_of_handle_jump): Update.
21221 * explow.c (allocate_dynamic_stack_space): Update.
21222 * varasm.c (assemble_start_function): Update.
21223 (force_const_mem): Update.
21224 (mark_constant_pool): Update.
21225 * tree-optimize.c (tree_rest_of_compilation): Update.
21226 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21227 * tree-cfg.c (notice_special_calls): Update.
21228 (is_ctrl_altering_stmt): Update.
21229 (tree_can_make_abnormal_goto): Update.
21230 (tree_purge_dead_abnormal_call_edges): Update.
21231 * config/alpha/predicates.md: Update.
21232 * config/alpha/alpha.c (alpha_sa_mask): Update.
21233 (alpha_sa_size): Update.
21234 (alpha_does_function_need_gp): Update.
21235 (alpha_expand_prologue): Update.
21236 (alpha_start_function): Update.
21237 (alpha_output_function_end_prologue): Update.
21238 (alpha_expand_epilogue): Update.
21239 * config/frv/frv.c (frv_stack_info): Update.
21240 (frv_expand_epilogue): Update.
21241 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21242 (s390_register_info): Update.
21243 (s390_frame_info): Update.
21244 (s390_init_frame_layout): Update.
21245 (s390_can_eliminate): Update.
21246 (save_gprs): Update.
21247 * config/spu/spu.c (spu_split_immediate): Update.
21248 (need_to_save_reg): Update.
21249 (spu_expand_prologue): Update.
21250 (spu_expand_epilogue): Update.
21251 * config/sparc/sparc.md: Update.
21252 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21253 (sparc_tls_got): Update.
21254 (legitimize_pic_address): Update.
21255 (sparc_emit_call_insn): Update.
21256 (sparc_expand_prologue): Update.
21257 (output_return): Update.
21258 (print_operand): Update.
21259 (sparc_function_ok_for_sibcall): Update.
21260 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21261 * config/m32r/m32r.md: Update.
21262 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21263 (m32r_compute_frame_size): Update.
21264 (m32r_expand_prologue): Update.
21265 (m32r_expand_epilogue): Update.
21266 (m32r_legitimize_pic_address): Update.
21267 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21268 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21269 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21270 (gen_push): Update.
21271 (ix86_save_reg): Update.
21272 (ix86_compute_frame_layout): Update.
21273 (ix86_expand_prologue): Update.
21274 (ix86_expand_epilogue): Update.
21275 * config/sh/sh.c (output_stack_adjust): Update.
21276 (calc_live_regs): Update.
21277 (sh5_schedule_saves): Update.
21278 (sh_expand_prologue): Update.
21279 (sh_expand_epilogue): Update.
21280 (sh_setup_incoming_varargs): Update.
21281 (sh_allocate_initial_value): Update.
21282 (sh_get_pr_initial_val): Update.
21283 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21284 * config/sh/sh.md (label:): Update.
21285 * config/avr/avr.c (out_movhi_mr_r): Update.
21286 * config/crx/crx.h (enum): Update.
21287 * config/xtensa/xtensa.h (along): Update.
21288 * config/stormy16/stormy16.c Update.
21289 (xstormy16_compute_stack_layout): Update.
21290 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21291 (fr30_expand_prologue): Update.
21292 * config/cris/cris.c (cris_conditional_register_usage): Update.
21293 (cris_reg_saved_in_regsave_area): Update.
21294 (cris_initial_frame_pointer_offset): Update.
21295 (cris_simple_epilogue): Update.
21296 (cris_expand_prologue): Update.
21297 (cris_expand_epilogue): Update.
21298 (cris_expand_pic_call_address): Update.
21299 (cris_asm_output_symbol_ref): Update.
21300 (cris_asm_output_label_ref): Update.
21301 * config/cris/cris.md Update.
21302 * config/iq2000/iq2000.c (compute_frame_size): Update.
21303 (iq2000_expand_epilogue): Update.
21304 * config/mt/mt.h (save_direction): Update.
21305 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21306 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21307 (ia64_secondary_reload_class): Update.
21308 * config/m68k/m68k.c (m68k_save_reg): Update.
21309 (m68k_expand_prologue): Update.
21310 (m68k_expand_epilogue): Update.
21311 (legitimize_pic_address): Update.
21312 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21313 (first_reg_to_save): Update.
21314 (first_altivec_reg_to_save): Update.
21315 (compute_vrsave_mask): Update.
21316 (compute_save_world_info): Update.
21317 (rs6000_stack_info): Update.
21318 (spe_func_has_64bit_regs_p): Update.
21319 (rs6000_ra_ever_killed): Update.
21320 (rs6000_emit_eh_reg_restore): Update.
21321 (rs6000_emit_allocate_stack): Update.
21322 (rs6000_emit_prologue): Update.
21323 (rs6000_emit_epilogue): Update.
21324 (rs6000_output_function_epilogue): Update.
21325 (output_profile_hook): Update.
21326 (rs6000_elf_declare_function_name): Update.
21327 * config/rs6000/rs6000.h (rs6000_args): Update.
21328 * config/rs6000/rs6000.md: Update.
21329 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21330 * config/arc/arc.c (arc_output_function_epilogue): Update.
21331 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21332 * config/darwin.c (machopic_function_base_name): Update.
21333 * config/score/score3.c (score3_compute_frame_size): Update.
21336 (score3_epilogue): Update.
21337 * config/score/score7.c (score7_compute_frame_size): Update.
21338 (score7_prologue): Update.
21339 (score7_epilogue): Update.
21340 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21341 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21342 * config/arm/arm.c (use_return_insn): Update.
21343 (require_pic_register): Update.
21344 (arm_load_pic_register): Update.
21345 (arm_compute_save_reg0_reg12_mask): Update.
21346 (arm_compute_save_reg_mask): Update.
21347 (thumb1_compute_save_reg_mask): Update.
21348 (output_return_instruction): Update.
21349 (arm_output_function_prologue): Update.
21350 (arm_output_epilogue): Update.
21351 (arm_get_frame_offsets): Update.
21352 (arm_expand_prologue): Update.
21353 (thumb_pushpop): Update.
21354 (thumb_exit): Update.
21355 (thumb1_expand_prologue): Update.
21356 (thumb1_expand_epilogue): Update.
21357 (arm_unwind_emit): Update.
21358 (arm_output_fn_unwind): Update.
21359 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21360 * config/arm/arm.md: Update.
21361 * config/pa/pa.md: Update.
21362 * config/pa/pa.c (legitimize_pic_address): Update.
21363 (compute_frame_size): Update.
21364 (hppa_expand_prologue): Update.
21365 (hppa_expand_epilogue): Update.
21366 (borx_reg_operand): Update.
21367 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21368 (HARD_REGNO_RENAME_OK): Update.
21369 * config/mips/mips.c (mips_global_pointer): Update.
21370 (mips_save_reg_p): Update.
21371 (mips_compute_frame_info): Update.
21372 (mips_frame_pointer_required): Update.
21373 (mips_expand_prologue): Update.
21374 (mips_expand_epilogue): Update.
21375 (mips_can_use_return_insn): Update.
21376 (mips_reorg_process_insns): Update.
21377 * config/v850/v850.c (compute_register_save_size): Update.
21378 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21379 * config/mmix/mmix.c (along): Update.
21380 (mmix_expand_epilogue): Update.
21381 * config/bfin/bfin.c (legitimize_pic_address): Update.
21382 (must_save_p): Update.
21383 (stack_frame_needed_p): Update.
21384 (add_to_reg): Update.
21385 (bfin_expand_prologue): Update.
21386 * stmt.c (expand_asm_operands): Update.
21387 * reload1.c (reload): Update.
21388 (init_elim_table): Update.
21390 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21392 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21394 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21396 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21397 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21398 (mov<mode>): Removed.
21399 (*movv4sf_internal): Likewise.
21400 (*movv2df_internal): Likewise.
21402 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21404 * config.gcc (crx-*-elf): Remove deprecation.
21406 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21408 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21409 __gcc_deregister_frame with atexit.
21410 (deregister_frame_dtor): Remove.
21412 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21413 Nathan Sidwell <nathan@codesourcery.com>
21415 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21417 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21418 (rs6000_isel): Likewise.
21419 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21420 (rs6000_isel): New variable.
21421 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21423 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21426 * c-common.c (handle_vector_size_attribute): Call
21427 lang_hooks.types.reconstruct_complex_type instead of
21428 reconstruct_complex_type.
21429 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21430 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21431 * langhooks.h (struct lang_hooks_for_types): Add
21432 reconstruct_complex_type hook.
21433 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21434 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21436 2008-04-24 Richard Guenther <rguenther@suse.de>
21438 * c-common.h (check_builtin_function_arguments): Declare.
21439 * c-common.c (validate_nargs): New function.
21440 (check_builtin_function_arguments): Likewise.
21441 * c-typeck.c (build_function_call): Call
21442 check_builtin_function_arguments.
21443 * builtins.c (fold_builtin_classify): Remove error reporting code.
21444 (fold_builtin_unordered_cmp): Likewise.
21445 (fold_builtin_1): Likewise.
21446 (fold_builtin_n): Likewise.
21448 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21450 PR tree-optimization/36008
21451 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21452 the original op1, rather than delta by step.
21454 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21455 Sebastian Pop <sebastian.pop@amd.com>
21457 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21458 eliminate_local_variables_stmt, eliminate_local_variables,
21459 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21460 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21461 of code delimited by two edges in the CFG.
21462 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21463 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21464 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21465 the case of parallelisation of reductions.
21466 (expr_invariant_in_region_p): New.
21468 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21469 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21471 2008-04-24 Ira Rosen <irar@il.ibm.com>
21472 Richard Guenther <rguenther@suse.de>
21474 PR tree-optimization/36034
21475 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21476 incapable of dealing with loads with gaps.
21478 2008-04-24 Rafael Espíndola <espindola@google.com>
21480 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21481 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21482 vrp_evaluate_conditional.
21483 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21484 (vrp_evaluate_conditional): Split the cond argument.
21485 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21486 (simplify_stmt_for_jump_threading): Update call to
21487 vrp_evaluate_conditional.
21489 2008-04-24 Ira Rosen <irar@il.ibm.com>
21491 PR tree-optimization/35982
21492 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21493 interleaved data-refs are of the same type.
21495 2008-04-24 Danny Smith <dannysmith@users.net>
21497 * c-format.c (check_format_info_main): Use strncmp rather than a
21498 magic prefix to handle multichar length specs.
21499 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21500 Don't prefix "I64" and "I32" with '\0'.
21502 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21505 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21506 in registers for -m32 only if stdarg_p (fntype).
21508 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21510 PR rtl-optimization/36006
21511 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21512 temp to op0 in order to avoid invalid rtx sharing.
21514 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21516 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21517 check TREE_INVARIANT.
21518 * tree-gimple.c (is_gimple_address): New.
21519 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21520 * tree-gimple.h (is_gimple_address): New.
21521 * tree.h (decl_address_invariant_p): New.
21522 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21523 (build_string): Likewise.
21524 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21525 (tree_invariant_p_1): Likewise.
21526 (save_expr): Use it.
21527 (tree_invariant_p): New.
21528 (skip_simple_arithmetic): Use it.
21529 (stabilize_reference_1): Use it.
21530 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21532 (build1_stat): Drop code to compute TREE_INVARIANT.
21533 (build2_stat): Drop code to compute TREE_INVARIANT.
21534 (build3_stat): Drop code to compute TREE_INVARIANT.
21535 (build4_stat): Drop code to compute TREE_INVARIANT.
21536 (build5_stat): Drop code to compute TREE_INVARIANT.
21537 (build7_stat): Drop code to compute TREE_INVARIANT.
21538 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21539 * tree.h (struct tree_base): Remove invariant_flag.
21540 (TREE_INVARIANT): Remove.
21541 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21542 (fold_builtin_expect): Check TREE_CONSTANT.
21543 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21544 * c-tree.h (c_expr_to_decl): Drop third parameter.
21545 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21546 (build_c_cast): Don't set TREE_INVARIANT.
21547 (pop_init_level): Don't set TREE_INVARIANT.
21548 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21549 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21551 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21552 (gimplify_addr_expr): Adjust comment.
21553 * tree-mudflap.c (mf_build_string):
21554 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21555 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21556 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21557 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21558 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21559 * langhooks.h (struct lang_hooks): Drop third parameter from
21562 2008-04-23 Richard Guenther <rguenther@suse.de>
21564 PR tree-optimization/27799
21565 PR tree-optimization/32921
21566 PR tree-optimization/32624
21567 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21568 SMTs aliases and the tag itself into the solution.
21569 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21570 merge the points-to solution back into the SMT aliases.
21571 (may_alias_p): Use alias_set_subset_of instead of
21572 aliases_conflict_p. A pointer which points to
21573 memory with alias set zero may access any variable.
21575 2008-04-23 Richard Guenther <rguenther@suse.de>
21577 * alias.c (alias_set_subset_of): Correctly handle asking
21578 if zero is a subset of an alias set with zero child.
21579 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21580 (compute_flow_insensitive_aliasing): Correctly walk all
21581 pointers. Do not unnecessarily union sets.
21583 2008-04-23 Richard Guenther <rguenther@suse.de>
21585 PR middle-end/36021
21586 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21588 2008-04-22 Tomas Bily <tbily@suse.cz>
21590 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21592 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21594 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21595 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21596 * tree-inline.c (estimate_num_insns_1): Likewise.
21597 * varasm.c (const_hash_1, compare_constant, copy_constant)
21598 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21599 * emit-rtl.c (component_ref_for_mem_expr)
21600 (set_mem_attributes_minus_bitpos): Likewise.
21601 * expr.c (highest_pow2_factor, expand_expr_real_1)
21602 (is_aligning_offset): Likewise.
21603 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21604 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21605 * dojump.c (do_jump): Likewise.
21606 * builtins.c (get_pointer_alignment, get_memory_rtx)
21607 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21608 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21610 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21612 PR rtl-optimization/36017
21613 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21614 expanding the library call.
21616 2008-04-22 Ian Lance Taylor <iant@google.com>
21618 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21619 than size_in_bytes.
21621 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21623 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21624 of LR/CTR moves for Power6.
21626 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21628 PR middle-end/36003
21629 * passes.c (init_optimization_passes): Remove
21630 pass_fast_rtl_byte_dce.
21632 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21635 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21636 builtin functions to generate faster code.
21637 (_mm_cvtpu16_ps): Ditto.
21638 (_mm_cvtpi32x2_ps): Ditto.
21640 2008-04-22 Nick Clifton <nickc@redhat.com>
21642 * common.opt (ftree-loop-distribution): Add Optimization
21645 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21646 (frv_expand_builtin_va_start): Likewise.
21648 * config/arm/arm.c (thumb_find_work_register): Fix location of
21649 argument register count.
21651 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21653 Support scheduling for ColdFire V1 and V3 microarchitecture.
21654 Improve scheduling of multiplication instructions.
21656 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21657 (mac): New instruction attribute.
21658 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21659 (m68k_sched_mac): New variable.
21660 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21661 Handle cfv1 and cfv3.
21662 (max_insn_size): New static variable.
21663 (struct _sched_ib): New type.
21664 (sched_ib): New static variable.
21665 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21666 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21667 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21669 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21670 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21671 new variables. Update.
21672 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21673 Add modeling of cfv3 instruction buffer. Update.
21674 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21675 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21676 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21677 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21678 a particular reservation applies to.
21679 (type2): Reorganize attribute values. Rename alu to alu_reg,
21680 alu_l to alu, move_l to omove. Join move to alu. Split mul
21681 to mul_l and mul_w.
21682 (cf_ib_*): Simplify description of instruction buffer.
21683 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21684 (cf_mem): Split into cf_mem1 and cf_mem2.
21685 (cf_v2_move_??): Rename to cfv12_alu_??.
21686 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21687 (cf_v2_mul_??): Remove reservations.
21688 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21689 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21690 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21692 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21693 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21694 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21695 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21696 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21697 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21698 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21699 expansions of the above reservations for instructions of sizes
21702 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21704 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21706 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21708 * coverage.c: Include tree-pass.h.
21709 (coverage_counter_alloc): Print da_file_name to the dump file.
21711 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21713 * sbitmap.c (sbitmap_range_empty_p): New function.
21714 * sbitmap.h (sbitmap_range_empty_p): New function.
21715 * bitmap.h: Now includes obstack.h.
21717 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21718 Kenneth Zadeck <zadeck@naturalbridge.com>
21720 * dbgcnt.def (ra_byte_scan): Added.
21721 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21722 when the last hit happens for a counter.
21723 * timevar.def (TV_DF_BYTE_LR): New variable.
21724 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21725 * passes.c (pass_fast_rtl_byte_dce): New pass.
21726 * fwprop.c (update_df): Added mode to call df_ref_create.
21727 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21728 DF_REF_EXTRACT_OFFSET.
21729 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21730 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21732 (df_ref_extract): Added mode field.
21733 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21734 DF_REF_EXTRACT_OFFSET.
21735 (DF_REF_EXTRACT_MODE): New macro.
21736 (df_byte_lr_bb_info): New structure.
21737 (df_print_byte_regset, df_compute_accessed_bytes,
21738 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21739 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21740 df_byte_lr_simulate_uses,
21741 df_byte_lr_simulate_artificial_refs_at_top,
21742 df_byte_lr_simulate_artificial_refs_at_end,
21743 df_compute_accessed_bytes): New function.
21744 (df_ref_create): Add parameter.
21745 (df_byte_lr_get_bb_info): New inline function.
21746 * df-scan.c (df_ref_record, df_uses_record,
21747 df_ref_create_structure): Added mode parameter.
21748 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21749 df_defs_record, df_uses_record, df_get_conditional_uses,
21750 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21751 df_entry_block_defs_collect, df_exit_block_uses_collect):
21752 Added mode parameter to calls to df_ref_record, df_uses_record,
21753 df_ref_create_structure.
21754 (df_ref_equal_p, df_ref_compare): Added test for modes.
21755 (df_ref_create_structure): Added code to set mode. Renamed
21756 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21757 DF_REF_EXTRACT_OFFSET.
21758 * df-core.c (df_print_byte_regset): New function.
21759 * df-byte-scan.c: New file.
21760 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21761 calls to BITMAP_FREE.
21762 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21763 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21764 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21765 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21766 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21767 df_byte_lr_local_compute, df_byte_lr_init,
21768 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21769 df_byte_lr_transfer_function, df_byte_lr_free,
21770 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21771 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21772 df_byte_lr_simulate_uses,
21773 df_byte_lr_simulate_artificial_refs_at_top,
21774 df_byte_lr_simulate_artificial_refs_at_end): New function.
21775 * dce.c (byte_dce_process_block): New function.
21776 (dce_process_block): au is now passed in rather than computed
21777 locally. Changed loops that look at artificial defs to not look
21778 for conditional or partial ones, because there never are any.
21779 (fast_dce): Now is able to drive byte_dce_process_block or
21780 dce_process_block depending on the kind of dce being done.
21781 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21782 (rest_of_handle_fast_byte_dce): New function.
21783 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21784 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21786 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21789 * gcc.h: Added fortran options that take arguments to
21790 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21793 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21795 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21796 scalarization if on the LHS and not a full access.
21798 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21800 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21802 2008-04-18 Rafael Espíndola <espindola@google.com>
21804 * tree-vrp.c (find_case_label_index): Fix the binary search.
21805 (find_case_label_range): New.
21806 (vrp_visit_switch_stmt): Use find_case_label_range.
21807 (simplify_switch_using_ranges): Use find_case_label_range.
21809 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21811 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21812 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21814 2008-04-18 Tom Tromey <tromey@redhat.com>
21817 * doc/cpp.texi (Implementation-defined behavior): Mention
21820 2008-04-18 Ian Lance Taylor <iant@google.com>
21822 * fold-const.c (pointer_may_wrap_p): New static function.
21823 (fold_comparison): Add another test for pointer overflow. Use
21824 pointer_may_wrap_p to disable some false positives.
21826 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21828 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21829 (fname_as_string): Match updated cpp_interpret_string prototype.
21830 (fix_string_type): Support char16_t* and char32_t*.
21831 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21832 derivative) nodes. Register as builtin if C++0x.
21833 (c_parse_error): Support CPP_CHAR{16,32}.
21834 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21835 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21836 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21837 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21838 CTI_CHAR32_ARRAY_TYPE>: New elements.
21839 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21840 char32_type_node, signed_char32_type_node, char16_array_type_node,
21841 char32_array_type_node): New defines.
21842 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21843 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21844 (lex_string): Support CPP_STRING{16,32}, match updated
21845 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21846 (lex_charconst): Support CPP_CHAR{16,32}.
21847 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21848 and CPP_STRING{16,32}.
21850 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21853 * aclocal.m4: Regenerate.
21854 * configure: Regenerate.
21856 2008-04-18 Jan Hubicka <jh@suse.cz>
21858 * except.c (dw2_size_of_call_site_table,
21859 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21861 * cgraphbuild.c (build_cgraph_edges): Update.
21862 * tree-pass.h: Update comment.
21863 * final.c (leaf_function_p): Update.
21864 (leaf_renumber_regs): Update.
21865 (rest_of_clean_state): Update.
21866 * omp-low.c (expand_omp_parallel): Update.
21867 * ipa-reference.c (analyze_function): Update.
21868 * reorg.c (find_end_label): Update.
21869 (optimize_skip): Update.
21870 (fill_simple_delay_slots): Update.
21871 (fill_simple_delay_slots): Update.
21872 (make_return_insns): Update.
21873 (dbr_schedule): Update.
21874 * gimple-low.c (record_vars_into): Update.
21875 * cfgbuild.c (make_edges): Update.
21876 * function.c (assign_stack_local): Update.
21877 (assign_parm_adjust_stack_rtl): Update.
21878 (locate_and_pad_parm): Update.
21879 (allocate_struct_function): Do not initialize stack_alignment_needed
21880 and preferred_stack_boundary here.
21881 (stack_protect_prologue): Update.
21882 (stack_protect_epilogue): Update.
21883 (expand_function_start): Initialize stack_alignment_needed,
21884 preferred_stack_boundary and max_jumptable_ents.
21885 (expand_function_end): Update.
21886 (free_after_compilation): Do not NULLify epilogue_delay_list.
21887 * function.h (struct rtl_data): Add stack_protect_guard,
21888 stack_alignment_needed,
21889 preferred_stack_boundary, epilogue_delay_list.
21890 (struct function): Remove value_histograms, stack_alignment_needed,
21891 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21893 unexpanded_var_list, stack_protect_guard.
21894 (current_function_epilogue_delay_list): Remove.
21895 * ipa-type-escape.c (analyze_function): Update.
21896 * gimplify.c (pop_gimplify_context): Update comment.
21897 * calls.c (expand_call): Update.
21898 (emit_library_call_value_1): Update.
21899 * except.c (set_nothrow_function_flags): Update.
21900 * cfgexpand.c (get_decl_align_unit): Update.
21901 (create_stack_guard): Update.
21902 (estimated_stack_frame_size): Update.
21903 (expand_used_vars): Update.
21904 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21905 * explow.c (allocate_dynamic_stack_space): Update.
21906 * tree-ssa-live.c (remove_unused_locals): Update.
21907 * varasm.c (mark_constant_pool): Update.
21908 * tree-inline.c (remap_decls): Update.
21909 (initialize_cfun): Update.
21910 (declare_return_variable): Update.
21911 (inline_forbidden_p): Update.
21912 (expand_call_inline): Update.
21913 (declare_inline_vars): Update.
21914 (tree_function_versioning): Update.
21915 * tree-flow.h (value_histograms): New.
21916 (VALUE_HISTOGRAMS): New macro.
21917 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21919 * tree-cfg.c (set_bb_for_stmt): Update.
21920 (replace_by_duplicate_decl): Update.
21921 (move_block_to_fn): Update.
21922 (new_label_mapper): Update.
21923 (dump_function_to_file): Update.
21924 * ipa-struct-reorg.c (build_data_structure): Update.
21925 * cfgrtl.c (print_rtl_with_bb): Update.
21926 * reload1.c (reload): Update.
21928 * config/i386/i386.c (setup_incoming_varargs_64,
21929 ix86_compute_frame_layout): Update.
21930 * config/arc/arc.c (arc_output_function_epilogue): Update.
21932 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21934 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21935 for FreeBSD as well.
21936 * gthr-posix95.h: Likewise.
21938 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21940 PR rtl-optimization/35838
21941 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21942 out the byte offset of the first subreg.
21944 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21946 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21947 to split_ti instead of three separate calls with single member arrays.
21948 (subti3 splitter): Ditto.
21949 (adddi3 splitter): Ditto with split_di.
21950 (subdi3 splitter): Ditto.
21951 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21952 two separate calls with single member arrays. Swap match_dup
21953 operands 1 and 2 to better fit into the array.
21954 (negdi2 splitter): Ditto with split_di.
21955 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21956 two separate calls with single member arrays. Swap match_dup operands
21957 6 and 7 to better fit into the array.
21959 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21961 * config/i386/i386.c (sse_builtin_type): New.
21962 (bdesc_sse_args): Likewise.
21963 (bdesc_sse_3arg): Removed.
21964 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21965 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21966 IX86_BUILTIN_ROUNDPS.
21967 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21968 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21969 IX86_BUILTIN_ROUNDPS.
21970 (ix86_expand_sse_4_operands_builtin): Removed.
21971 (ix86_expand_sse_operands_builtin): New.
21972 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21973 and CODE_FOR_sse4_1_roundps.
21974 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21975 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21977 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21980 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21981 regs before frame pop when needed. If use_backchain_to_restore_sp
21982 then load backchain into a temp reg to restore vr and vrsave. Add
21983 code to restore vr after frame pop if possible.
21985 2008-04-17 Richard Guenther <rguenther@suse.de>
21987 * tree-vn.c (expressions_equal_p): Do not check type
21988 equality or compatibility before calling operand_equal_p.
21989 * fold-const.c (operand_equal_p): Check equivalence of
21990 integer constants before bailing out due to signedness or
21991 precision differences.
21992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21993 spurious differences in type qualification. Ignore types
21994 for COMPONENT_REFs at all.
21996 2008-04-17 Christian Bruel <christian.bruel@st.com>
21998 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21999 msw_skip comparison.
22001 2008-04-16 Jakub Jelinek <jakub@redhat.com>
22004 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
22007 PR tree-optimization/35899
22008 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
22009 rather than TREE_OPERAND.
22011 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
22014 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
22015 temporary registers. Change operand predicate to general_operand.
22016 (remainderxf3): Ditto.
22018 2008-04-16 Richard Guenther <rguenther@suse.de>
22020 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22021 * tree-affine.c (aff_combination_expand): Look through some
22024 2008-04-15 Doug Kwan <dougkwan@google.com>
22026 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22028 * tree-pretty-print.c (dump_generic_node): Ditto.
22029 * final.c (output_addr_const): Ditto.
22030 * dwarf2out.c (output_cfi): Ditto.
22031 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22032 * print-rtl.c (print_rtx): Ditto.
22033 * print-tree.c (print_node_brief, print_node): Ditto.
22034 * c-common.c (match_case_to_enum_1): Ditto.
22035 * sched-vis.c (print_value): Ditto.
22036 * config/i386/i386.c (print_operand): Cast to long unsigned int
22039 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22040 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22041 MS Windows VirtualProtect function.
22043 2008-04-15 Jan Hubicka <jh@suse.cz>
22045 * gengtype.c (write_root): Param_is argument is OK.
22046 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22047 * function.h: Include varray.h
22048 (rtl_eh): New stucture based on except.c one.
22049 (call_site_record): New forward declaration and vector type.
22050 * calls.c (emit_call_1): Do not call
22051 note_current_region_may_contain_throw.
22052 * except.c (eh_status): Remove cur_region, try_region since they are
22054 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22055 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22056 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22057 Remove call_site_data_used, call_site_data_size.
22058 Turn call_site_record into vector in function.h.
22059 (note_current_region_may_contain_throw): Remove.
22060 (get_exception_pointer, get_exception_filter): Do not take struct
22061 function argument; update.
22062 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22063 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22064 build_post_landing_pads, dw2_build_landing_pads,
22065 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22066 sjlj_emit_function_enter, sjlj_emit_function_enter,
22067 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22068 sjlj_build_landing_pads, finish_eh_generation,
22069 remove_exception_handler_label, remove_eh_handler,
22070 maybe_remove_eh_handler, add_reachable_handler,
22071 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22072 add_action_record, collect_one_action_chain, add_call_site,
22073 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22074 sjlj_output_call_site_table, output_function_exception_table,
22075 * except.h (note_current_region_may_contain_throw): Remove
22076 (get_exception_pointer, get_exception_filter): Do not take struct
22078 * Makefile.in (GTFILES): Put varargs before struct function.
22080 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22082 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22083 punt for STRING_CST.
22084 (get_constraint_for): Deal with STRING_CST here instead.
22086 2008-04-15 Richard Guenther <rguenther@suse.de>
22088 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22089 statements in a basic-block with a backward walk. Do not
22090 substitute into dead statements but instead remove those.
22092 2008-04-15 Richard Guenther <rguenther@suse.de>
22094 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22095 to zero, thus disable creation of SFTs.
22097 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22099 * tree-predcom.c (suitable_reference_p): Return false if the
22100 reference can throw.
22102 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22105 * c-decl.c (finish_decl): If extern or static var has variable
22106 size, set TREE_TYPE (decl) to error_mark_node.
22108 2008-04-15 Rafael Espíndola <espindola@google.com>
22110 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22113 2008-04-15 Richard Guenther <rguenther@suse.de>
22115 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22116 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22117 (visit_reference_op_load): Do walk vuse-vdef chains on
22118 vn_reference_lookup.
22119 (visit_reference_op_store): But do not here.
22120 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22121 vn_reference_lookup.
22122 (vn_lookup_with_vuses): But do so here.
22124 2008-04-14 Ian Lance Taylor <iant@google.com>
22126 * fold-const.c (fold_overflow_warning): Remove assertion.
22128 2008-04-15 Ben Elliston <bje@au.ibm.com>
22130 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22131 temp1 local variables.
22133 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22136 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22137 ".text.unlikely" section as executable.
22139 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22141 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22142 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22143 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22144 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22145 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22146 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22147 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22149 2008-04-14 Ian Lance Taylor <iant@google.com>
22151 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22152 * fold-const.c (fold_comparison): If appropriate, test
22153 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22154 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22155 reassociating a pointer type.
22156 * doc/invoke.texi (Optimize Options): Document that
22157 -fstrict-overflow applies to pointer wraparound.
22159 2008-04-13 Jan Hubicka <jh@suse.cz>
22161 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22163 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22165 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22166 we are going to "save the world".
22168 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22170 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22171 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22172 operand 0 constraint, not "=".
22174 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22176 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22178 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22180 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22181 of size of positions_needed * CHAR_BIT.
22183 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22185 PR middle-end/35897
22186 * dse.c (store_info): Change positions_needed to unsigned
22188 (lowpart_bitmask): New.
22189 (record_store): Cast to unsigned HOST_WIDE_INT for
22190 positions_needed. Assert width <= size of positions_needed *
22191 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22192 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22193 lowpart_bitmask to set mask.
22195 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22197 * config/bfin/constraints.md: New file.
22198 * config/bfin/bfin.md: Include it.
22199 (adddi3): Use satisfies_constraint functions instead of the old macros.
22200 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22201 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22202 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22203 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22204 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22205 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22206 EXTRA_CONSTRAINT): Delete.
22207 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22208 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22210 * config/bfin/bfin.c: Include "tm-constrs.h".
22211 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22212 Use satisfies_constraint functions instead of the old macros.
22213 * doc/md.texi (Blackfin Constraints): Update file name reference.
22215 2008-04-11 Richard Guenther <rguenther@suse.de>
22217 PR tree-optimization/35869
22218 * tree-vrp.c (execute_vrp): Move switch statement update after
22219 jump threading. Schedule another cfg cleanup run.
22221 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22224 * attribs.c (decl_attributes): Return early on errorneous node.
22226 2008-04-10 Oleg Ryjkov <olegr@google.com>
22228 * tree.h (struct tree_base): Added a new flag default_def_flag.
22229 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22231 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22233 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22235 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22238 * pa.md: Define mode iterator P. Define mode attribute dwc.
22239 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22240 (icacheflush): Likewise.
22241 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22242 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22244 2008-04-11 Ben Elliston <bje@au.ibm.com>
22246 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22248 2008-04-10 Rafael Espíndola <espindola@google.com>
22250 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22251 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22252 (extract_range_from_expr): The same.
22254 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22256 * config/mips/mips.md (GPR2): New mode iterator.
22257 (seq): Add comment.
22258 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22259 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22260 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22261 Rewrite these to take two modes, the mode of comparison and the
22262 mode of the destination.
22263 * config/mips/mips.c (mips_expand_scc): Instead of having
22264 paradoxical subreg as destination, expand "narrowing" scc if mode
22265 of comparison is SI and target is requested in DI mode.
22266 (mips_emit_int_order_test): Update comment. Make mode of
22267 comparison match CMP0 rather than TARGET. When creating inverse
22268 target use mode of TARGET.
22270 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22272 * gcov-dump.c (tag_summary): Only print summaries for the first
22273 GCOV_COUNTERS_SUMMABLE counters.
22275 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22277 * config/i386/i386.md (absneg): New code iterator.
22278 (absnegprefix): New code attribute.
22279 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22280 patterns using absneg code iterator.
22281 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22282 using absneg code iterator.
22283 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22284 *neg<mode>2 patterns using absneg code iterator.
22285 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22286 *negextendsfdf2 patterns using absneg code iterator.
22287 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22288 *negextendsfxf2 patterns using absneg code iterator.
22289 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22290 *negextendsfdf2 patterns using absneg code iterator.
22291 * config/i386/sse.md (<code><mode>2): Macroize expander from
22292 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22294 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22296 * config/s390/s390.h: Remove the remains of the recent search
22297 & replace action of current_function_outgoing_args_size.
22299 2008-04-10 Ira Rosen <irar@il.ibm.com>
22301 PR tree-optimization/35821
22302 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22303 NEW_STMT_LIST is not NULL.
22305 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22308 * toplev.c (process_options): Remove -ffunction-sections debugging
22311 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22313 PR middle-end/PR28690
22314 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22315 than gen_rtx_fmt_ee to perform more canonicalizations.
22317 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22320 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22322 2008-04-09 Richard Guenther <rguenther@suse.de>
22324 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22325 (dump_function_to_file): Dump function arguments with types.
22327 2008-04-08 Richard Guenther <rguenther@suse.de>
22329 * fold-const.c (fold_widened_comparison): Do not allow
22330 sign-changes that change the result.
22332 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22335 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22336 kinds of indirect references.
22338 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22340 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22341 GNU Fortran language string.
22343 2008-04-08 Rafael Espíndola <espindola@google.com>
22345 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22346 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22347 * tree.h (tree_call_nonnegative_warnv_p): New.
22349 2008-04-08 Jan Hubicka <jh@suse.cz>
22351 * function.c (free_after_compilation): Clear out regno_reg_rtx
22354 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22357 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22359 PR middle-end/PR28690
22360 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22361 same precedence as REG_POINTER and MEM_POINTER operands.
22363 2008-04-08 Richard Guenther <rguenther@suse.de>
22365 PR middle-end/35834
22366 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22367 for adding index to base.
22369 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22371 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22372 (MINGW_ENABLE_EXECUTE_STACK): New.
22373 (IN_LIBGCC2): For libgcc include windows.h file for
22374 function declarations.
22376 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22378 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22379 and tem2 if tem1 is not a REG or MULT.
22381 2008-04-08 Jan Hubicka <jh@suse.cz>
22383 * function.h (incomming_args): Break out of struct function.
22384 (function_subsections): Break out of struct function.
22385 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22386 return_rtx and hard_reg_initial_vals from struct function.
22387 Kill inl_max_label_num.
22388 (current_function_pops_args, current_function_args_info,
22389 current_function_args_size, current_function_args_size,
22390 current_function_pretend_args_size,
22391 current_function_outgoing_args_size,
22392 current_function_internal_arg_pointer, current_function_return_rtx):
22393 Kill compatibility accestor macros.
22394 * builtins.c (expand_builtin_apply_args_1): Update.
22395 (expand_builtin_next_arg): Update.
22396 * df-scan.c (df_get_call_refs): Update.
22397 * dbxout.c (dbxout_function_end): Update.
22398 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22399 (output_line_info): Update.
22400 (secname_for_decl): Update.
22401 (dwarf2out_var_location): Update.
22402 * function.c (free_after_compilation): Update.
22403 (assign_parm_find_stack_rtl): Update.
22404 (assign_parms): Update.
22405 (expand_dummy_function_end): Update.
22406 (expand_function_end): Update.
22407 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22408 (expand_call): Update.
22409 (emit_library_call_value_1): Update.
22410 (store_one_arg): Update.
22411 * varasm.c (initialize_cold_section_name): Update.
22412 (unlikely_text_section): Update.
22413 (unlikely_text_section_p): Update.
22414 (assemble_start_function): Update.
22415 (assemble_end_function): Update.
22416 (default_section_type_flags): Update.
22417 (switch_to_section): Update.
22418 * integrate.c (set_decl_abstract_flags): Update.
22419 (get_hard_reg_initial_val): Update.
22420 (has_hard_reg_initial_val): Update.
22421 (allocate_initial_values): Update.
22422 * resource.c (init_resource_info): Update.
22423 * config/alpha/alpha.c (NUM_ARGS): Update.
22424 (direct_return): Update.
22425 (alpha_va_start): Update.
22426 (alpha_sa_size): Update.
22427 (alpha_initial_elimination_offset): Update.
22428 (alpha_expand_prologue): Update.
22429 (alpha_start_function): Update.
22430 (alpha_expand_epilogue): Update.
22431 (unicosmk_initial_elimination_offset):
22432 * config/alpha/alpha.md (call expander): Update.
22433 * config/s390/s390.c (s390_register_info): Update.
22434 (s390_register_info): Update.
22435 (s390_frame_info): Update.
22436 (s390_initial_elimination_offset): Update.
22437 (s390_build_builtin_va_list): Update.
22438 (s390_va_start): Update.
22439 * config/spu/spu.c (direct_return): Update.
22440 (spu_expand_prologue): Update.
22441 (spu_initial_elimination_offset): Update.
22442 (spu_build_builtin_va_list): Update.
22443 (spu_va_start): Update.
22444 * config/sparc/sparc.c (sparc_init_modes): Update.
22445 (sparc_compute_frame_size): Update.
22446 (function_value): Update.
22447 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22448 * config/i386/i386.md (return expander): Update.
22449 * config/i386/i386.c (ix86_va_start): Update.
22450 (ix86_can_use_return_insn_p): Update.
22451 (ix86_compute_frame_layout): Update.
22452 (ix86_expand_epilogue): Update.
22453 * config/sh/sh.c (output_stack_adjust): Update.
22454 (calc_live_regs): Update.
22455 (sh_expand_prologue): Update.
22456 (sh_builtin_saveregs): Update.
22457 (sh_va_start): Update.
22458 (initial_elimination_offset): Update.
22459 (sh_allocate_initial_value): Update.
22460 (sh_function_ok_for_sibcall): Update.
22461 (sh_get_pr_initial_val): Update.
22462 * config/sh/sh.md (return expander): Update.
22463 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22464 * config/crx/crx.c (crx_compute_frame): UPdate.
22465 (crx_initial_elimination_offset): UPdate.
22466 * config/xtensa/xtensa.c (compute_frame_size): Update
22467 (xtensa_builtin_saveregs): Update.
22468 (xtensa_va_start): Update.
22469 (order_regs_for_local_alloc): Update.
22470 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22471 (xstormy16_expand_builtin_va_start): Update.
22472 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22473 * config/m68hc11/m68hc11.md (return expanders): Update.
22474 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22475 (expand_epilogue): Update.
22476 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22477 (cris_simple_epilogue): Update.
22478 (cris_expand_prologue): Update.
22479 (cris_expand_epilogue): Update.
22480 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22481 (compute_frame_size): Update.
22482 * config/mt/mt.c (mt_compute_frame_size): Update.
22483 * config/mn10300/mn10300.c (expand_prologue): Update.
22484 (expand_epilogue): Update.
22485 (initial_offset): Update.
22486 (mn10300_builtin_saveregs):
22487 * config/mn10300/mn10300.md (return expander): Update.
22488 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22489 (ia64_initial_elimination_offset): Update.
22490 (ia64_initial_elimination_offset): Update.
22491 (ia64_expand_prologue): Update.
22492 * config/m68k/m68k.md (return expander): Update.
22493 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22494 (rs6000_stack_info): Update.
22495 * config/mcore/mcore.c (layout_mcore_frame): Update.
22496 (mcore_expand_prolog): Update.
22497 * config/arc/arc.c (arc_compute_frame_size): Update.
22498 * config/score/score3.c (score3_compute_frame_size): Update.
22499 * config/score/score7.c (score7_compute_frame_size): Update.
22500 * config/arm/arm.c (use_return_insn): Update.
22501 (thumb_find_work_register): Update.
22502 (arm_compute_save_reg_mask): Update.
22503 (arm_output_function_prologue): Update.
22504 (arm_output_epilogue): Update.
22505 (arm_size_return_regs): Update.
22506 (arm_get_frame_offsets): Update.
22507 (arm_expand_prologue): Update.
22508 (thumb_exit): Update.
22509 (thumb_unexpanded_epilogue): Update.
22510 (thumb1_output_function_prologue): Update.
22511 * config/pa/pa.md (return expander): Update.
22512 * config/pa/pa.c (compute_frame_size): Update.
22513 (hppa_builtin_saveregs): Update.
22514 * config/mips/mips.c (mips_va_start): Update.
22515 (mips16_build_function_stub): Update.
22516 (mips_compute_frame_info): Update.
22517 (mips_restore_gp): Update.
22518 (mips_output_function_prologue): Update.
22519 (mips_expand_prologue): Update.
22520 * config/v850/v850.c (compute_frame_size): Update.
22521 (expand_prologue): * config/mmix/mmix.c (along): update.
22522 (mmix_initial_elimination_offset): update.
22523 (mmix_reorg): update.
22524 (mmix_use_simple_return): update.
22525 (mmix_expand_prologue): update.
22526 (mmix_expand_epilogue): Update.
22527 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22528 (emit_link_insn): Update.
22530 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22532 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22533 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22535 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22538 2008-04-07 Jan Hubicka <jh@suse.cz>
22540 * function.h (rtl): Rename to x_rtl.
22541 (crtl): New define.
22542 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22543 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22544 used_temp_slots avail_temp_slots, temp_slot_level,
22545 nonlocal_goto_handler_labels): Update accesstors.
22546 (rtl): New global variable.
22547 (struct function): Move some fileds to rtl_data.
22548 (get_arg_pointer_save_area): Update prototype.
22549 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22550 get_arg_pointer_save_area.
22551 * expr.c (init_expr): Update
22552 * function.c (get_frame_size): Update
22553 (assign_stack_local): Update
22554 (expand_function_end): Update.
22555 (get_art_pointer_save_area): Update
22557 * emit-rtl.c (rtl): Declare.
22558 (regno_reg_rtx): Declare.
22559 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22561 (gen_reg_rtx): Update.
22562 * varasm.c (n_deferred_constatns): Update accestor.
22563 (init_varasm_status): Do not allocate varasm_status.
22564 (force_const_mem, get_pool_size, output_constant_pool): Update.
22565 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22566 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22567 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22568 * sparc/sparc.h (INIT_EXPANDERS): Update.
22569 * ia64/ia64.h (INIT_EXPANDERS): Update.
22571 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22573 * reload.c (push_secondary_reload): Add missing break to for loop.
22575 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22577 PR middle-end/PR28690
22578 * rtlanal.c: Update copyright years.
22579 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22580 as REG_POINTER and MEM_POINTER operands.
22581 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22582 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22583 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22584 * gcse.c: Update copyright years.
22585 (pre_delete): Call gen_reg_rtx_and_attrs.
22586 (hoist_code): Likewise.
22587 (build_store_vectors): Likewise.
22588 (delete_store): Likewise.
22589 * loop-invariant.c (move_invariant_reg): Likewise.
22590 Update copyright years.
22592 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22594 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22595 control string instead of quoted.
22597 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22599 * doc/rtl.texi: Rewrite of subreg section.
22601 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22604 * config/i386/i386.c (legitimize_pic_address): Add treating
22605 of dllimport SYM_REF's.
22606 (legitimize_dllimport_symbol): Add prototype.
22608 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22610 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22611 reference in constructor with non self-referential type.
22613 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22615 Removal of Return with Depressed Stack Pointer support
22616 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22617 (ECF_SP_DEPRESSED): Likewise.
22618 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22619 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22620 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22621 (expand_call): Do not test ECF_SP_DEPRESSED.
22622 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22623 * function.c (keep_stack_depressed): Delete.
22624 (handle_epilogue_set): Likewise.
22625 (update_epilogue_consts): Likewise.
22626 (emit_equiv_load): Likewise.
22627 (thread_prologue_and_epilogue_insns): Remove support for Return with
22628 Depressed Stack Pointer.
22629 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22631 2008-04-06 Richard Guenther <rguenther@suse.de>
22633 PR tree-optimization/35400
22634 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22635 information from SSA_NAMEs.
22637 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22639 * config/avr/avr.h (avr_mega_p): Remove declaration.
22640 (AVR_MEGA): Remove macro.
22641 * config/avr/avr.c (avr_mega_p): Remove variable.
22642 (avr_override_options): Remove inicializion of avr_mega_p.
22643 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22644 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22645 (avr_jump_mode): (Ditto.).
22646 (avr_output_progmem_section_asm_op): (Ditto.).
22647 (avr_asm_init_sections): (Ditto.).
22648 (avr_asm_init_sections): (Ditto.).
22649 (avr_rtx_costs): (Ditto.).
22650 * config/avr/avr.md: (Ditto.).
22651 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22654 2008-04-06 Richard Guenther <rguenther@suse.de>
22656 PR tree-optimization/35842
22657 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22658 is_gimple_invariant_address.
22660 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22662 * gcc.c (default_compilers): Sync Fortran extensions list with
22663 that in fortran/lang-specs.h.
22664 * doc/invoke.texi: Likewise.
22665 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22666 * dwarf2out.c (gen_compile_unit_die): Likewise.
22668 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22670 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22672 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22675 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22676 attribute is used for nested functions.
22678 2008-04-05 Jan Hubicka <jh@suse.cz>
22680 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22682 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22684 (dump_files): Update.
22685 (enable_rtl_dump_file): Do not accept letter argument.
22686 * tree-pass.h (dump_file_info): Remove letter argument.
22687 * toplev.c (decode_d_option): Update -da handling.
22688 * toplev.h (enable_rtl_dump_file): Update prototype.
22689 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22690 it out based on pass type.
22691 (register_dump_files_1): Likewise.
22692 (init_optimization_passes): Update register_one_dump_file calls.
22693 (execute_one_pass): Sanity check that IPA passes are called at IPA
22694 level and RTL passes at RTL level.
22695 (execute_pass_list): IPA pass can not be after or subpass of
22697 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22698 disallov RTL subpasses of IPA subpasses.
22700 2008-04-05 Ben Elliston <bje@au.ibm.com>
22702 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22703 builtins that return exactly once and do not throw. Cache call to
22706 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22708 PR rtl-optimization/34916
22709 PR middle-end/35519
22710 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22711 between instruction pairs.
22713 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22715 * doc/invoke.texi: Document -mbitops for SH.
22716 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22717 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22718 * config/sh/sh.c (print_operand): Add %t operand code.
22719 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22720 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22721 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22722 (extendqihi2): Likewise.
22723 (movqi_i): Likewise.
22724 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22725 (extv): Use bld instruction for SH2A if possible.
22727 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22728 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22729 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22730 (bset.b, bclr.b): Define peepholes.
22731 * config/sh/sh.opt (mbitops): New option.
22733 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22736 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22737 and view convert expression.
22739 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22742 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22744 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22746 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22748 * config/i386/cpuid.h (bit_AES): New.
22749 (bit_PCLMUL): Likewise.
22751 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22752 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22753 SSE2 if AES or PCLMUL is enabled.
22754 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22755 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22756 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22757 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22758 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22759 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22760 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22761 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22762 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22763 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22764 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22765 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22766 __builtin_ia32_aeskeygenassist128 and
22767 __builtin_ia32_pclmulqdq128.
22768 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22769 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22770 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22772 * config/i386/i386.h (TARGET_AES): New.
22773 (TARGET_PCLMUL): Likewise.
22774 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22776 * config/i386/i386.md (UNSPEC_AESENC): New.
22777 (UNSPEC_AESENCLAST): Likewise.
22778 (UNSPEC_AESDEC): Likewise.
22779 (UNSPEC_AESDECLAST): Likewise.
22780 (UNSPEC_AESIMC): Likewise.
22781 (UNSPEC_AESKEYGENASSIST): Likewise.
22782 (UNSPEC_PCLMUL): Likewise.
22784 * config/i386/i386.opt (maes): New.
22785 (mpclmul): Likewise.
22787 * config/i386/sse.md (aesenc): New pattern.
22788 (aesenclast): Likewise.
22789 (aesdec): Likewise.
22790 (aesdeclast): Likewise.
22791 (aesimc): Likewise.
22792 (aeskeygenassist): Likewise.
22793 (pclmulqdq): Likewise.
22795 * config/i386/wmmintrin.h: New.
22797 * doc/extend.texi: Document AES and PCLMUL built-in function.
22799 * doc/invoke.texi: Document -maes and -mpclmul.
22801 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22803 * function.c (free_after_parsing): Replace with
22804 cxx_push_function_context from C++ front-end.
22805 (allocate_struct_function): Don't call langhook.
22806 * langhooks.h (struct lang_hooks_for_functions): Delete.
22807 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22809 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22810 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22811 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22812 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22813 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22814 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22815 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22817 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22818 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22820 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22823 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22826 2008-04-04 Richard Guenther <rguenther@suse.de>
22828 PR middle-end/35823
22829 * fold-const.c (optimize_minmax_comparison): Use the correct
22830 type for the constant in the simplified comparison.
22832 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22834 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22835 Pass L2 size as "--param l2-cache-size" to the compiler.
22836 (decode_l2_cache): New function to decode L2 cache parameters using
22837 0x8000006 extended cpuid function.
22838 (detect_caches_amd): Determine parameters of L2 cache using
22839 decode_l2_caches function.
22840 (decode_caches_intel): Decode L2 cache parameters.
22841 (detect_caches_intel): Determine L2 cache parameters using
22842 decode_caches_intel and decode_l2_caches functions.
22844 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22846 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22847 secondary input reload for subword loads from the constant pool.
22849 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22852 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22853 constants of the appropriate size for runtime calculations.
22856 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22857 decimal-float literal constant zero.
22859 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22862 * c-parser.c (c_parser_omp_atomic): Call
22863 default_function_array_conversion on the RHS.
22865 PR middle-end/35818
22866 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22867 call is_variable_sized if decl has incomplete type.
22869 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22871 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22873 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22875 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22877 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22878 (sgt<u>): Merge sgt and sgtu into new expander.
22879 (sgt, sgtu): Remove expanders.
22880 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22881 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22882 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22883 *sgtu_<mode>_mips16 into new pattern.
22884 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22885 (sge<u>): Merge sge and sgeu into new expander.
22886 (sge, sgeu): Remove expanders.
22887 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22889 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22890 (slt<u>): Merge slt and sltu into new expander.
22891 (slt, sltu): Remove expanders.
22892 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22893 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22894 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22895 *sltu_<mode>_mips16 into new pattern.
22896 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22897 (sle<u>): Merge sle and sleu into new expander.
22898 (sle, sleu): Remove expanders.
22899 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22900 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22901 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22902 *sleu_<mode>_mips16 into new pattern.
22903 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22905 2008-04-03 Jan Hubicka <jh@suse.cz>
22907 PR tree-optimization/35795
22908 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22909 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22910 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22911 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22912 * score/score3.c (score3_output_mi_thunk): Likewise.
22913 * score/score7.c (score7_output_mi_thunk): Likewise.
22914 * mips/mips.c (mips_output_mi_thunk): Likewise.
22916 2008-04-03 Richard Guenther <rguenther@suse.de>
22918 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22919 conversions. Simplify code.
22921 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22923 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22925 2008-04-03 Tom Tromey <tromey@redhat.com>
22926 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22928 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22929 * config/bfin/t-bfin-linux (generated_files): Add
22930 linux-sysroot-suffix.h.
22931 * doc/install.texi (Prerequisites): Require make 3.80.
22932 * doc/sourcebuild.texi (Front End Directory): Document new
22934 * Makefile.in (generated_files): New variable.
22935 (ALL_HOST_OBJS): New variable.
22936 ($(ALL_HOST_OBJS)): New target.
22938 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22940 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22941 (remap_block): Call id->transform_lang_insert_block instead
22943 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22944 Set id.transform_lang_insert_block to NULL.
22945 (clone_body): Move to cp/optimize.c
22946 * tree-inline.h (struct copy_body_data): Change
22947 transform_lang_insert_block to function pointer.
22948 (copy_generic_body, copy_decl_no_change): Export.
22949 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22950 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22951 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22953 * c-tree.h (insert_block): Kill.
22954 * c-decl.c (insert_block): Kill.
22956 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22958 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22959 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22960 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22962 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22963 argument, call {push,pop}_function_context from here.
22964 * c-parser.c: Use c_{push,pop}_function_context.
22966 * function.c (push_function_context_to): Move meat ...
22967 (push_function_context): ... here. Simplify.
22968 * function.c (pop_function_context_from): Move meat ...
22969 (pop_function_context): ... here. Simplify.
22970 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22972 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22973 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22974 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22975 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22977 2008-04-03 Ben Elliston <bje@au.ibm.com>
22979 * expmed.c (extract_force_align_mem_bit_field): Remove.
22981 2008-04-03 Richard Guenther <rguenther@suse.de>
22983 PR middle-end/35800
22984 * expr.h (try_casesi): Adjust prototype.
22985 * expr.c (try_casesi): Take fallback label as extra parameter.
22986 Use that for gen_casesi if default_label is NULL.
22987 * stmt.c (expand_case): Pass fallback label to try_casesi,
22988 make sure to fill gaps with a fallback label if default_label
22991 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22994 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22996 2008-04-03 Ben Elliston <bje@au.ibm.com>
22998 * expmed.c (extract_split_bit_field): Remove if (0) code.
22999 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
23000 (do_ds_constraint): Likewise.
23002 2008-04-02 Joseph Myers <joseph@codesourcery.com>
23004 * doc/cppopts.texi (-dU): Document.
23005 * c-common.h (flag_dump_macros): Update comment.
23006 * c-opts.c (handle_OPT_d): Handle -dU.
23007 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
23008 dump_queued_macros, cb_used_define, cb_used_undef): New.
23009 (init_pp_output): Handle -dU.
23010 (cb_line_change): Call dump_queued_macros.
23011 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
23013 2008-04-02 Anatoly Sokolov <aesok@post.ru>
23015 * config/avr/predicates.md (io_address_operand): New predicate.
23016 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
23017 * config/avr/avr.c (avr_io_address_p): Remove function.
23018 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
23019 'avr_io_address_p' function.
23020 (out_movhi_r_mr): (Ditto.).
23021 (out_movqi_mr_r): (Ditto.).
23022 (out_movhi_mr_r): (Ditto.).
23023 (avr_address_cost): (Ditto.).
23025 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23027 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23028 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23029 in 32bit mode when XMM registers are available to avoid store
23031 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23032 corresponding post-reload splitters.
23034 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23036 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23037 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23038 __builtin_ia32_roundss.
23039 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23040 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23041 __builtin_ia32_roundss.
23042 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23043 IX86_BUILTIN_SHUFPD here.
23045 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23047 * config/i386/i386.md (plogic): New.
23048 (plogicprefix): Likewise.
23050 * config/i386/mmx.md (mmx_<code><mode>3): New.
23051 (mmx_and<mode>3): Removed.
23052 (mmx_ior<mode>3): Likewise.
23053 (mmx_xor<mode>3): Likewise.
23055 * config/i386/sse.md (<code><mode>3): New.
23056 (*<code><mode>3): Likewise.
23057 (*<code><mode>3): Likewise.
23058 (<code><mode>3): Likewise.
23059 (*sse_<code><mode>3): Likewise.
23060 (*sse2_<code><mode>3): Likewise.
23061 (<code>tf3): Likewise.
23062 (*<code>tf3): Likewise.
23063 (and<mode>3): Likewise.
23064 (*and<mode>3): Likewise.
23065 (ior<mode>3): Removed.
23066 (*ior<mode>3): Likewise.
23067 (xor<mode>3): Likewise.
23068 (*xor<mode>3): Likewise.
23069 (*and<mode>3): Likewise.
23070 (*ior<mode>3): Likewise.
23071 (*xor<mode>3): Likewise.
23072 (and<mode>3): Likewise.
23073 (*sse_and<mode>3): Likewise.
23074 (*sse2_and<mode>3): Likewise.
23075 (andtf3): Likewise.
23076 (*andtf3): Likewise.
23077 (ior<mode>3): Likewise.
23078 (*sse_ior<mode>3): Likewise.
23079 (*sse2_ior<mode>3): Likewise.
23080 (iortf3): Likewise.
23081 (*iortf3): Likewise.
23082 (xor<mode>3): Likewise.
23083 (*sse_xor<mode>3): Likewise.
23084 (*sse2_xor<mode>3): Likewise.
23085 (xortf3): Likewise.
23086 (*xortf3): Likewise.
23088 2008-04-02 Richard Guenther <rguenther@suse.de>
23090 PR tree-optimization/14495
23091 PR tree-optimization/34793
23092 * tree-vrp.c (struct switch_update): New structure.
23093 (to_remove_edges, to_update_switch_stmts): New VECs.
23094 (simplify_switch_using_ranges): New function. Remove not taken
23095 case labels and edges.
23096 (simplify_stmt_using_ranges): Call it.
23097 (identify_jump_threads): Mark edges we have queued for removal
23098 so we don't thread them.
23099 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23101 * tree-cfg.c (group_case_labels): Deal with missing default label.
23102 (tree_verify_flow_info): Allow missing default label.
23103 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23104 (emit_case_nodes): Likewise.
23105 (expand_case): Do not rely on the default label to be present.
23106 * expr.c (try_casesi): Deal with NULL default_label.
23107 (do_tablejump): Likewise.
23109 2008-04-02 Richard Guenther <rguenther@suse.de>
23111 PR tree-optimization/14495
23112 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23113 SWITCH_EXPR here ...
23114 (vrp_visit_switch_stmt): ... but here (new function).
23115 (find_case_label_index): New helper function.
23116 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23118 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23120 * fwprop.c: Fix ISO-C99ism.
23122 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23125 * Makefile.in (objdir): Set it here.
23126 * configure.ac: Not here. Find dynamic linker characteristics.
23127 * exec-tool.in: Use them.
23128 * aclocal.m4: Regenerate.
23129 * configure: Regenerate.
23131 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23133 * expr.c (expand_var): Delete it.
23134 * expr.h (expand_var): Delete prototype.
23135 * function.c (expand_function_start): Use expand_decl instead.
23136 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23139 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23141 PR rtl-optimization/35542
23142 * fwprop.c (forward_propagate_and_simplify): Replace
23143 loc_reg_mentioned_in_p with reg_mentioned_p.
23145 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23147 PR rtl-optimization/35281
23148 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23149 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23150 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23151 (varying_mem_p): Move above propagate_rtx.
23152 (all_uses_available_at): Do not check MEMs.
23154 2008-04-02 Rafael Espíndola <espindola@google.com>
23156 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23157 (register_edge_assert_for_2): Split the cond argument.
23158 (register_edge_assert_for_1): Adjust for the change in
23159 register_edge_assert_for_2.
23160 (register_edge_assert_for): Split the cond argument.
23161 (find_switch_asserts): Adjust for the change in
23162 register_edge_assert_for.
23164 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23166 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23167 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23168 offsets for 64-bit mingw.
23169 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23170 abi for x86_64-pc-mingw.
23172 2008-04-02 Richard Guenther <rguenther@suse.de>
23174 * tree-vrp.c (extract_range_from_assert): Make sure to not
23175 produce range min/max with TREE_OVERFOW set.
23176 If merging a anti-range and a range keep the anti-range if
23177 the range covers all values of the type.
23178 (register_edge_assert_for_2): Only allow sign-changing
23179 conversions in detecting canonical range checks. Also
23180 register an assert for the unsigned name if useful.
23182 PR tree-optimization/35787
23183 * tree-vrp.c (vrp_val_max): New function.
23184 (vrp_val_min): Likewise.
23185 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23186 (vrp_val_is_min): Likewise.
23187 (supports_overflow_infinity): Use vrp_val_{min,max}.
23188 (negative_overflow_infinity): Likewise.
23189 (positive_overflow_infinity): Likewise.
23190 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23191 (is_positive_overflow_infinity): Likewise.
23192 (is_overflow_infinity): Likewise.
23193 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23194 vrp_val_is_{min,max}.
23195 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23196 to ranges if possible. Avoid empty ranges.
23198 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23200 PR middle-end/35705
23201 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23202 the expression is a function address.
23204 2008-04-01 George Helffrich <george@gcc.gnu.org>
23206 PR fortran/35154, fortran/23057
23207 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23208 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23209 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23210 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23212 (dbxout_syms): Check for COMMON-based symbol and wrap in
23213 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23214 in bracket for efficiency.
23216 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23217 using DW_TAG_common_block + member offset.
23218 (add_pubname_string): New function.
23219 (dw_expand_expr): New function to find block name and offset for
23221 (common_check): New function to check whether symbol in Fortran COMMON.
23222 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23224 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23227 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23229 2008-04-02 Ben Elliston <bje@au.ibm.com>
23231 * config/v850/v850.md (casesi): Remove if (0) code.
23232 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23233 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23235 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23237 * config/i386/i386.md (rex64suffix): New mode attribute.
23238 (floathi<mode>2): Disable expander for SSE math.
23239 (*floathi<mode>2_1): New insn insn_and_split pattern.
23240 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23241 corresponding post-reload splitters.
23242 (*floathi<mode>2_i387): New macroized insn pattern.
23243 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23244 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23245 insn_and_split pattern.
23246 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23247 New macroized instruction patterns and corresponding post-reload
23249 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23250 and corresponding post-reload splitters.
23251 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23252 New macroized instruction patterns.
23253 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23254 macroized instruction patterns and corresponding post-reload splitters.
23255 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23256 corresponding post-reload splitters.
23257 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23258 New macroized instruction patterns.
23259 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23260 corresponding post-reload splitters.
23261 (*floatsi<mode>2_i387): New macroized instruction patterns.
23263 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23265 * config/i386/i386.md (smaxmin): New.
23266 (umaxmin): Likewise.
23267 (maxminiprefix): Likewise.
23268 (maxminfprefix): Likewise.
23269 (<code><mode>3): Likewise.
23270 (smin<mode>3): Removed.
23271 (smax<mode>3): Likewise.
23273 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23274 (mmx_<code>v4hi3): Likewise.
23275 (mmx_<code>v8qi3): Likewise.
23276 (mmx_smaxv2sf3): Removed.
23277 (mmx_sminv2sf3): Likewise.
23278 (mmx_umaxv8qi3): Likewise.
23279 (mmx_smaxv4hi3): Likewise.
23280 (mmx_uminv8qi3): Likewise.
23281 (mmx_sminv4hi3): Likewise.
23283 * config/i386/sse.md (<addsub><mode>3): New.
23284 (*<addsub><mode>3): Likewise.
23285 (<sse>_vm<addsub><mode>3): Likewise.
23286 (<maxmin><mode>3): Likewise.
23287 (*<maxmin><mode>3_finite): Likewise.
23288 (*<maxmin><mode>3): Likewise.
23289 (<sse>_vm<maxmin><mode>3): Likewise.
23290 (sse3_h<addsub>v4sf3): Likewise.
23291 (sse3_h<addsub>v2df3): Likewise.
23292 (<maxmin>v16qi3): Likewise.
23293 (*<maxmin>v16qi3): Likewise.
23294 (<maxmin>v8hi3): Likewise.
23295 (*<maxmin>v8hi3): Likewise.
23296 (*sse4_1_<maxmin><mode>3): Likewise.
23297 (*sse4_1_<maxmin><mode>3): Likewise.
23298 (add<mode>3): Removed.
23299 (*add<mode>3): Likewise.
23300 (<sse>_vmadd<mode>3): Likewise.
23301 (sub<mode>3): Likewise.
23302 (*sub<mode>3): Likewise.
23303 (<sse>_vmsub<mode>3): Likewise.
23304 (smin<mode>3): Likewise.
23305 (*smin<mode>3_finite): Likewise.
23306 (*smin<mode>3): Likewise.
23307 (<sse>_vmsmin<mode>3): Likewise.
23308 (smax<mode>3): Likewise.
23309 (*smax<mode>3_finite): Likewise.
23310 (*smax<mode>3): Likewise.
23311 (<sse>_vmsmax<mode>3): Likewise.
23312 (sse3_haddv4sf3): Likewise.
23313 (sse3_haddv2df3): Likewise.
23314 (sse3_hsubv4sf3): Likewise.
23315 (sse3_hsubv2df3): Likewise.
23316 (umaxv16qi3): Likewise.
23317 (*umaxv16qi3): Likewise.
23318 (smaxv8hi3): Likewise.
23319 (*smaxv8hi3): Likewise.
23320 (*sse4_1_smax<mode>3): Likewise.
23321 (*sse4_1_umax<mode>3): Likewise.
23322 (uminv16qi3): Likewise.
23323 (*uminv16qi3): Likewise.
23324 (sminv8hi3): Likewise.
23325 (*sminv8hi3): Likewise.
23326 (*sse4_1_smin<mode>3): Likewise.
23327 (*sse4_1_umin<mode>3): Likewise.
23329 2008-04-01 Rafael Espíndola <espindola@google.com>
23331 * tree-cfg.c (verify_expr): remove in_phi.
23332 (verify_stmt): Don't call walk_tree with verify_expr. Use
23333 is_gimple_min_invariant instead of is_gimple_val.
23335 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23337 * doc/include/gpl_v3.texi: Update for manpage generation.
23338 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23340 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23341 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23342 gpl_v3.texi instead of gpl.texi.
23345 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23348 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23350 2008-04-01 Rafael Espíndola <espindola@google.com>
23352 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23353 (extract_code_and_val_from_cond): Use
23354 extract_code_and_val_from_cond_with_ops.
23356 2008-04-01 Jan Hubicka <jh@suse.cz>
23358 * function.c (free_after_compilation): Free epilogue_delay_list.
23359 (prepare_function_start): Assert that previous compilation was freed.
23361 2008-04-01 Jan Hubicka <jh@suse.cz>
23362 Jim Wilson <wilson@tuliptree.org>
23363 Andreas Tobler <andreast@gcc.gnu.org>
23365 PR middle-end/35781
23366 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23367 rtl.emit instead cfun->emit.
23368 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23369 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23371 2008-04-01 Ben Elliston <bje@au.ibm.com>
23373 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23375 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23377 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23379 (fprofile-use): Add var flag_profile_use
23380 * coverage.c (coverage_begin_output): Do not open a gcno file for
23381 output only if -ftest-coverage is set.
23382 Do not add getpwd() to gcda file path.
23383 (build_gcov_info): Check the new flag
23384 flag_profile_datafile_relative_path.
23385 (coverage_init): Use profile_data_prefix.
23386 Read profile counter only if flag_profile_use is set.
23387 * opts.c (common_handle_option): New option fprofile-use=,
23388 fprofile-dir=, fprofile-generate=.
23389 * toplev.c (profile_data_prefix): New variable definition.
23390 * toplev.h (profile_data_prefix): New declaration.
23391 * doc/invoke.tex (Option Summary, Optimization Options):
23394 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23396 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23397 use tmp consistently.
23400 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23401 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23402 UNSPEC_FR_RECIP_APPROX_RES.
23403 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23405 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23408 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23410 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23412 PR middle-end/30186
23413 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23414 element of the vector via a pointer.
23416 2008-03-31 Ian Lance Taylor <iant@google.com>
23418 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23420 2008-03-31 Jan Hubicka <jh@suse.cz>
23422 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23423 get_arg_pointer_save_area.
23424 * expr.c (init_expr): Just clear out rtl.expr.
23425 * function.c (free_after_compilation): Clear out whole RTL structure.
23426 (get_func_frame_size): Merge into ...
23427 (get_frame_size): ... this one.
23428 (assign_stack_local_1): Merge into ...
23429 (assign_stack_local): ... this one.
23430 (expand_function_end): Update call of get_arg_pointer_save_area.
23431 (get_art_pointer_save_area): Remove cfun argument.
23432 * function.h (emit_status): regno_pointer_align does not need length
23433 attribute. Move x_regno_reg_rtx to ...
23434 (regno_reg_rtx): ... new global array.
23435 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23436 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23437 apply_args_value, forced_labels, stack_pointer_delta):
23439 (struct varasm_status): Move here from varasm.c
23440 (struct rtl_data): New. Move here some fields from struct function.
23441 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23442 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23443 used_temp_slots avail_temp_slots, temp_slot_level,
23444 nonlocal_goto_handler_labels): Update accesstors.
23445 (rtl): New global variable.
23446 (struct function): Move some fileds to rtl_data.
23447 (get_arg_pointer_save_area): Update prototype.
23448 * emit-rtl.c (rtl): Declare.
23449 (regno_reg_rtx): Declare.
23450 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23452 (gen_reg_rtx): Update.
23453 (init_virtual_regs): Do not tate emit_status argument.
23454 (init_emit): Do not allocate emit.
23455 * varasm.c (varasm_statuc): Move to function.h.
23456 (n_deferred_constatns): Update accestor.
23457 (init_varasm_status): Do not allocate varasm_status.
23458 (force_const_mem, get_pool_size, output_constant_pool): Update.
23459 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23460 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23462 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23464 PR rtl-optimization/35729
23465 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23468 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23471 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23472 load/store if memory is unaligned.
23473 (*movti_rex64): Likewise.
23475 * config/i386/predicates.md (misaligned_operand): New.
23477 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23480 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23483 2008-03-31 Jan Beulich <jbeulich@novell.com>
23485 * config/ia64/constraints.md: Add 'j' constraint.
23486 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23487 (movdi_internal): Likewise.
23489 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23492 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23494 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23497 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23498 proper error message for the third argument on blendpd and
23501 * config/i386/sse.md (blendbits): New.
23502 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23504 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23506 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23508 2008-03-30 Richard Guenther <rguenther@suse.de>
23510 PR middle-end/31023
23511 * fold-const.c (fold_sign_changed_comparison): Do leave
23512 conversions to base-types alone.
23514 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23516 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23517 the link register if one altivec register is be saved.
23519 2008-03-30 Ben Elliston <bje@au.ibm.com>
23521 * final.c (final_scan_insn): Remove if (0) code.
23523 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23525 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23527 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23529 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23530 of V4SFmode to ix86_binary_operator_ok.
23532 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23534 * config/i386/i386.c (override_options): Initialize
23535 ix86_veclib_handler to ix86_veclibabi_svml when
23536 -mveclibabi=svml is used.
23537 (ix86_veclibabi_svml): New function for SVML ABI style
23538 vectorization support.
23539 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23541 2008-03-28 Rafael Espíndola <espindola@google.com>
23543 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23544 (tree_binary_nonnegative_warnv_p): Make it public.
23545 (tree_single_nonnegative_warnv_p): Make it public.
23546 (tree_invalid_nonnegative_warnv_p): Make it public.
23547 (tree_unary_nonzero_warnv_p): Make it public.
23548 (tree_binary_nonzero_warnv_p): Make it public
23549 (tree_single_nonzero_warnv_p): Make it public.
23550 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23551 (extract_range_from_binary_expr): Split the expr argument.
23552 (extract_range_from_unary_expr): Split the expr argument.
23553 (extract_range_from_comparison): Split the expr argument.
23554 (extract_range_from_expr): Use the new aux functions.
23555 (vrp_evaluate_conditional_warnv): Use
23556 vrp_evaluate_conditional_warnv_with_ops.
23557 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23558 (tree_binary_nonzero_warnv_p): Declare.
23559 (tree_single_nonzero_warnv_p): Declare.
23560 (tree_expr_nonzero_warnv_p): Declare.
23561 (tree_unary_nonnegative_warnv_p): Declare.
23562 (tree_binary_nonnegative_warnv_p): Declare.
23563 (tree_single_nonnegative_warnv_p): Declare.
23564 (tree_invalid_nonnegative_warnv_p): Declare.
23566 2008-03-28 Richard Guenther <rguenther@suse.de>
23568 PR tree-optimization/30317
23569 PR tree-optimization/30911
23570 PR tree-optimization/34793
23571 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23572 (struct assert_locus_d): New member EXPR.
23573 (register_new_assert_for): Add EXPR parameter to support
23574 ASSERT_EXPR <name, expr OP limit>.
23575 (register_edge_assert_for_1): Adjust callers.
23576 (find_assert_locations): Likewise.
23577 (process_assert_insertions_for): Build condition from expression.
23578 (extract_range_from_assert): Handle ASSERT_EXPRs
23579 of the form ASSERT_EXPR <name, expr OP limit>.
23580 (register_edge_assert_for_2): New helper registering
23581 asserts for comparisons. Recognize range tests of the form
23582 (unsigned)i - CST1 OP CST2.
23583 (register_edge_assert_for_1): Use it.
23584 (register_edge_assert_for): Likewise.
23585 (needs_overflow_infinity): Integer sub-types
23586 do not need overflow infinities.
23587 (vrp_val_is_max): The extreme values of integer sub-types
23588 are those of the base type.
23589 (vrp_val_is_min): Likewise.
23590 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23593 2008-03-28 Nick Clifton <nickc@redhat.com>
23596 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23597 Return GENERAL_REGS for stack adjustment reloads.
23599 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23602 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23603 const_vector when all the vectors are constant.
23605 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23607 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23609 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23610 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23612 (s<code>_sf): Use new scc_sf attribute for opcode names.
23614 2008-03-27 Tom Tromey <tromey@redhat.com>
23616 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23617 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23618 config/spu/t-spu-elf, config/i386/t-interix,
23619 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23620 config/i386/x-darwin, config/i386/x-mingw32,
23621 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23622 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23623 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23624 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23625 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23626 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23627 config/score/t-score-elf, config/arm/t-strongarm-pe,
23628 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23629 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23630 Revert automatic dependency patch.
23632 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23635 * config/i386/i386.c (ix86_function_arg_boundary): Align
23636 decimal floating point to its natural boundary.
23638 2008-03-27 Richard Guenther <rguenther@suse.de>
23640 PR middle-end/35716
23641 * fold-const.c (fold_comparison): Restrict distinct decl
23642 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23643 solely rely on operand_equal_p.
23645 2008-03-27 Richard Guenther <rguenther@suse.de>
23648 * c-common.c (handle_weak_attribute): Reject combination of
23651 2008-03-27 Richard Guenther <rguenther@suse.de>
23653 PR tree-optimization/32810
23654 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23655 conversions from DECL_INITIAL.
23656 (fold_const_aggregate_ref): Likewise from constructor elements.
23658 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23660 * tree-affine.h (aff_combination_expand): Declare.
23661 (get_inner_reference_aff): Likewise.
23662 * tree-affine.c (aff_combination_expand): Split out from
23663 tree_to_aff_combination_expand.
23664 (get_inner_reference_aff): New function.
23665 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23666 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23667 (struct lim_aux_data): sm_done field removed.
23668 (mem_ref_loc_p, mem_ref_locs_p): New types.
23669 (struct mem_ref): Added id, stored, accesses_in_loop,
23670 indep_loop, dep_loop, indep_ref, dep_ref fields.
23671 Removed is_stored, locs and next fields.
23672 (memory_accesses): New variable.
23673 (movement_possibility): Do not allow moving statements
23674 that store to memory.
23675 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23677 (determine_max_movement): For statements with memory references,
23678 find the outermost loop in that the reference is independent.
23679 (move_computations_stmt): Mark the virtual operands for renaming.
23680 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23681 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23682 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23683 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23684 create_vop_ref_mapping, analyze_memory_references,
23685 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23686 get_all_locs_in_loop, ref_always_accessed_p,
23687 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23688 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23689 store_motion_loop, store_motion): New functions.
23690 (struct vop_to_refs_elt): New type.
23691 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23692 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23693 (schedule_sm): Replaced by...
23694 (execute_sm): ... this.
23695 (determine_lsm_ref, hoist_memory_references,
23696 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23697 find_more_ref_vops, free_mem_ref, free_mem_refs,
23698 determine_lsm_loop, determine_lsm): Removed.
23699 (tree_ssa_lim_finalize): Free data structures used by store motion.
23700 (tree_ssa_lim): Call analyze_memory_references. Use
23701 store_motion instead of determine_lsm.
23703 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23705 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23706 rename tmake_file to m68hc11/t-m68hc11.
23707 (mcore): Set inhibit_libc to true.
23708 * config.host (alpha*-dec-*vms*): Set extra_programs.
23709 (interix3*): Don't use host_xmake_file.
23710 * configure.ac: Let config.gcc override inhibit_libc.
23711 * configure: Regenerate.
23713 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23714 * config/t-openbsd-thread: Remove commented out lines.
23716 * config/x-interix: Remove.
23718 * config/m68hc11/t-m68hc11-gas: Rename to...
23719 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23721 * config/mcore/t-mcore: Remove T_CFLAGS.
23722 * config/mcore/t-mcore-pe: Likewise.
23724 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23726 * configure.ac: Replace custom __GNU_SOURCE test with
23727 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23728 * aclocal.m4: Regenerate.
23729 * configure: Regenerate.
23730 * config.in: Regenerate.
23732 2008-03-27 Richard Guenther <rguenther@suse.de>
23734 * fold-const.c (target.h): Include.
23735 (fold_comparison): Fold comparison of addresses of decls
23736 that bind locally or of constants. Consolidate address folding code.
23737 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23738 results from fold_binary_to_constant.
23739 (compare_values_warnv): Likewise.
23741 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23743 PR middle-end/35429
23744 * fold-const.c (fold_truthop): Check for integeral types when folding
23745 a == 0 && b == 0 and a != 0 || b != 0 .
23747 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23749 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23751 2008-03-26 Andreas Schwab <schwab@suse.de>
23753 * doc/invoke.texi: Fix use of @item vs. @itemx.
23755 2008-03-26 Tom Tromey <tromey@redhat.com>
23757 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23758 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23759 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23760 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23761 build/genconstants.o, build/genemit.o, build/genextract.o,
23762 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23763 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23766 2008-03-26 Richard Guenther <rguenther@suse.de>
23769 2008-03-26 Richard Guenther <rguenther@suse.de>
23771 * fold-const.c (target.h): Include.
23772 (fold_comparison): Fold comparison of addresses of two decls
23773 that bind locally. Consolidate address folding code.
23775 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23777 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23778 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23779 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23780 dconstsqrt2, dconstthird, dconste and/or dconst10.
23781 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23782 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23783 dconstsqrt2, dconste): Delete.
23784 (init_emit_once): Likewise. Simplify initializing dconstm1.
23786 * real.c (get_real_const): New.
23787 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23788 dconstsqrt2, dconste): Delete.
23789 (real_value_const, get_real_const): New.
23791 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23793 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23795 * config/i386/i386.c (ix86_function_arg_boundary): Check
23796 BIGGEST_ALIGNMENT instead of 128.
23797 (setup_incoming_varargs_64): Likewise.
23799 2008-03-26 Tom Tromey <tromey@redhat.com>
23801 * Makefile.in (DEPFILES): Add missing '/'.
23803 2008-03-26 Richard Guenther <rguenther@suse.de>
23805 * fold-const.c (target.h): Include.
23806 (fold_comparison): Fold comparison of addresses of two decls
23807 that bind locally. Consolidate address folding code.
23809 2008-03-26 Nick Clifton <nickc@redhat.com>
23812 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23813 not allow INT+INT as a legitimate addressing mode.
23815 2008-03-26 Richard Guenther <rguenther@suse.de>
23817 * tree-flow.h (widen_bitfield): Remove declaration.
23818 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23819 (widen_bitfield): Remove function.
23820 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23823 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23826 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23829 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23831 PR rtl-optimization/35232
23832 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23833 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23834 reg_reloaded_call_part_clobbered here.
23835 (reload_regs_reach_end_p): New function.
23836 (reload_reg_rtx_for_input): New variable.
23837 (reload_reg_rtx_for_output): Likewise.
23838 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23839 when reassigning a pseudo register. Load reloadreg from
23840 reload_reg_rtx_for_input, moving the mode and register
23842 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23843 instead of the original when deciding whether an input reload
23844 would be a no-op or whether an output reload can be deleted.
23845 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23846 when setting up new_spill_reg_store. Load it from
23847 reload_reg_rtx_for_output, moving the mode and register
23849 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23850 instead of the original when deciding whether an output reload
23851 would be a no-op. Do the same when modifying insn notes.
23852 Use rtx_equal_p instead of == to compare the registers.
23853 (inherit_piecemeal_p): Take a mode and two register numbers
23855 (emit_reload_insns): Clear new_spill_reg_store for every hard
23856 register in the reload register. Remove spill registers
23857 from reg_reloaded_valid before considering whether to record
23858 inheritance information for them. Use reload_reg_rtx_for_output
23859 instead of reg_rtx when recording output reloads. Use
23860 reload_reg_rtx_for_input instead of reg_rtx when recording
23861 input reloads. Set or clear reg_reloaded_call_part_clobbered
23862 at the same time as setting reg_reloaded_valid.
23863 (delete_output_reload): Add a new_reload_reg parameter and use it
23864 instead of rld[j].reg_rtx.
23865 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23868 2008-03-25 Tom Tromey <tromey@redhat.com>
23870 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23871 (build/genattr.o): Likewise.
23872 (build/genattrtab.o): Likewise.
23873 (build/gencodes.o): Likewise.
23874 (build/genconfig.o): Likewise.
23875 (build/genconstants.o): Likewise.
23876 (build/genemit.o): Likewise.
23877 (build/genextract.o): Likewise.
23878 (build/genflags.o): Likewise.
23880 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23882 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23883 instead of size_int for integer types.
23884 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23885 to match type of MINUS_EXPR.
23887 2008-03-25 Tom Tromey <tromey@redhat.com>
23889 * configure: Rebuilt.
23890 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23893 2008-03-25 Tom Tromey <tromey@redhat.com>
23895 * config/x-solaris (host-solaris.o): Update.
23896 * config/x-linux (host-linux.o): Update.
23897 * config/x-hpux (host-hpux.o): Update.
23898 * config/x-darwin (host-darwin.o): Update.
23899 * config/v850/t-v850e (v850-c.o): Update.
23900 * config/v850/t-v850 (v850-c.o): Update.
23901 * config/t-vxworks (vxworks.o): Update.
23902 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23903 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23904 * config/spu/t-spu-elf (spu-c.o): Update.
23906 * config/sh/t-symbian (sh-c.o): Update.
23907 (symbian.o): Update.
23908 * config/sh/t-sh (sh-c.o): Update.
23909 * config/score/t-score-elf (score7.o, score3.o): Update.
23910 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23911 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23912 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23913 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23914 (rs6000.o): Remove.
23915 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23916 * config/m32c/t-m32c (m32c-pragma.o): Update.
23917 * config/ia64/t-ia64 (ia64-c.o): Update.
23918 * config/i386/x-mingw32 (host-mingw32.o): Update.
23919 * config/i386/x-i386 (driver-i386.o): Update.
23920 * config/i386/x-darwin (host-i386-darwin.o): Update.
23921 * config/i386/x-cygwin (host-cygwin.o): Update.
23922 * config/i386/t-nwld (nwld.o): Update.
23923 * config/i386/t-netware (netware.o): Update.
23924 * config/i386/t-interix (winnt.o): Update.
23925 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23926 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23927 msformat-c.o): Update.
23928 * config/bfin/t-bfin-linux (generated_files): Add
23929 linux-sysroot-suffix.h.
23930 * config/arm/t-wince-pe (pe.o): Update.
23931 * config/arm/t-strongarm-pe (pe.o): Update.
23932 * config/arm/t-pe (pe.o): Update.
23933 * config/arm/t-arm (arm-c.o): Update.
23934 * doc/install.texi (Prerequisites): Require make 3.80.
23935 * Makefile.in: Remove .o targets.
23936 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23937 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23938 (simple_generated_h, simple_generated_c): Move earlier.
23939 (generated_files): New variable.
23940 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23941 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23942 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23943 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23944 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23945 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23946 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23947 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23948 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23949 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23950 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23951 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23953 (COMPILE.base, COMPILE): New variables.
23954 (%.o): New pattern rule.
23955 (ALL_HOST_OBJS): New variable.
23956 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23957 (dummy-checksum.o, cc1-checksum.o): Remove.
23958 (DRIVER_SHLIB): New variable.
23959 (DRIVER_DEFINES): Use it.
23960 (gencondmd.c): Move out of build/.
23961 (s-conditions): Update.
23962 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23963 (ALL_BUILD_OBJS): Likewise.
23964 (build/%.o): Use BUILDCOMPILE.
23965 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23966 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23967 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23968 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23969 build/genconfig.o, build/genconstants.o, build/genemit.o,
23970 build/genextract.o, build/genflags.o, build/genmddeps.o,
23971 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23972 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23973 build/gen-protos.o, build/scan.o, build/fix-header.o,
23974 build/scan-decls.o): Simplify.
23975 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23976 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23977 prefix.o, toplev.o): Reduce to variable setting.
23978 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23979 ($(out_object_file), gcc-options.o): New targets.
23980 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23981 * configure: Rebuilt.
23982 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23983 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23985 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23987 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23988 complain when we hit an error, return ERROR_MARK_NODE.
23990 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23992 * config/sh/constraints.md (Pso, Psz): New constraints.
23993 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23994 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23996 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23998 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23999 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
24001 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
24003 * config/sh/sh.md (prefetch): Add condition for SH2A target.
24004 (prefetch_sh2a): New.
24006 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24007 Naveen.H.S <naveen.hs@kpitcummins.com>
24009 * config/sh/constraints.md (I28): New constraint.
24010 * config/sh/sh.c (broken_move): Add support for movi20s.
24011 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
24013 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
24014 Jayant Sonar <Jayant.sonar@kpitcummins.com>
24015 Naveen.H.S <naveen.hs@kpitcummins.com>
24017 * config/sh/sh.c (SH_ATTRIBUTES): Define.
24018 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
24019 (print_operand): Handle resbank in %@ operand code.
24020 (sh_encode_section_info): New.
24021 (push_regs): Add conditions for resbank.
24022 (sh_expand_epilogue): Likewise.
24023 (sh_insert_attributes): Likewise.
24024 (sh_attribute_table): Likewise.
24025 (sh_handle_resbank_handler_attribute): New.
24026 (sh2a_handle_function_vector_handler_attribute): New.
24027 (sh2a_is_function_vector_call): New.
24028 (sh2a_get_function_vector_number): New.
24029 (sh2a_function_vector_p): New.
24030 (sh_cfun_resbank_handler_p): New.
24031 * config/sh/sh.md (calli): Emit jsr/n if possible.
24032 (calli_tbr_rel): New.
24033 (calli_pcrel): Emit jsr/n if possible.
24034 (return_i): Emit rts/n if possible.
24035 (call_valuei_tbr_rel): New.
24036 (call_valuei_pcrel): Add condition for SH2A target.
24037 (call_value): Likewise.
24038 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24039 (sh2a_get_function_vector_number): Likewise.
24040 (sh2a_is_function_vector_call): Likewise.
24041 * doc/extend.texi: Document TBR relative addressing of SH2A.
24042 (resbank): Add description for SH2A.
24044 2008-03-24 Richard Guenther <rguenther@suse.de>
24047 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24048 pointer assignments change conversions according to middle-end rules.
24049 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24050 * configure.ac: Include type checking in yes.
24051 * configure: Regenerate.
24053 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24055 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24056 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24058 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24060 * gthr-vxworks.h (UNUSED): Define.
24062 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24064 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24066 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24068 * doc/extend.texi (Function Attributes): Add missing comma in the
24069 example of the "alloc_size" attribute.
24071 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24074 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24076 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24079 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24082 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24083 of the underlying type of a MS bitfield layout to the natural
24084 alignment of the type.
24086 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24088 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24089 to their natural alignment to avoid store forwarding stalls.
24091 2008-03-22 Richard Guenther <rguenther@suse.de>
24093 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24094 For PHI nodes verify the address is invariant.
24095 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24096 (get_symbol_constant_value): Use is_gimple_min_invariant.
24097 (maybe_fold_stmt_indirect): Likewise.
24099 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24101 PR rtl-optimization/33927
24102 * Makefile.in (dse.o): Depend on $(TM_P_H).
24103 * expr.h (extract_low_bits): Declare.
24104 * expmed.c (extract_low_bits): New function.
24105 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24106 * dse.c: Include tm_p.h.
24107 (find_shift_sequence): Remove the read_reg argument and return the
24108 read value. Emit the instructions instead of returning them.
24109 Iterate on new_mode rather than calculating it each time.
24110 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24111 source to NEW_MODE and extract_low_bits to convert the shifted
24112 value to READ_MODE.
24113 (replace_read): Allow the load and store to have different mode
24114 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24115 or extraction instructions before trying the replacement. Update
24116 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24118 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24120 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24121 to their natural alignment to avoid store forwarding stalls.
24123 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24126 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24127 encouraging but not allowing gprs for input;
24128 change the input constraint to !f#r.
24129 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24131 change the output constraint to !f#r.
24133 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24136 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24137 corresponding post-reload splitters.
24138 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24139 when x87 FP math is selected.
24140 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24141 New function prototype.
24142 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24143 unreachable function to ease macroization of insn patterns.
24145 2008-03-21 Martin Jambor <mjambor@suse.cz>
24147 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24148 reference dumps if ddr is NULL or dependence is unknown.
24150 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24152 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24153 unsigned extension into account.
24154 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24155 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24156 Do computations on a scratch register.
24158 2008-03-21 Richard Guenther <rguenther@suse.de>
24160 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24161 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24162 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24163 * tree-ssa-dom.c (record_equality): Likewise.
24164 * tree-inline.c (copy_body_r): Likewise.
24165 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24168 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24170 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24171 as 'delete_unused' argument.
24173 2008-03-20 Richard Guenther <rguenther@suse.de>
24175 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24176 special casing of constant qualifiers.
24177 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24178 care about them in general.
24179 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24180 regardless of their type.
24181 (fold_stmt_r): Forcefully fold *& if we end up with that.
24183 2008-03-20 Paul Brook <paul@codesourcery.com>
24185 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24186 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24188 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24190 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24191 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24193 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24195 * common.opt (Wmudflap): New option.
24196 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24197 (mx_register_decls): Likewise.
24198 (mudflap_finish_file): Likewise.
24199 * doc/invoke.texi: Document -Wno-mudflap.
24201 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24203 * c-format.c (replace_format_name_to_system_name): New.
24204 (cmp_attribs): New.
24205 (convert_format_name_to_system_name): New.
24206 (decode_format_attr): Add use of convert_format_name_to_system_name.
24207 (format_types_orig): Add gnu_ prefix to names.
24208 (check_format_info_main): Special treating of \0 escaped names for
24209 supporting multi-character format specifiers as I32, I64.
24210 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24211 (gnu_target_overrides_format_attributes): New.
24212 * c-format.h: Add structure target_ovr_attr to hold
24213 system specific formatter names.
24214 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24215 msformat-c.o file to c_target_objs and cxx_target_objs.
24216 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24217 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24218 (TARGET_N_FORMAT_TYPES): New.
24219 * config/i386/msformat-c.c: New.
24220 * config/i386/t-cygming: Add build rule for msformat-c.o.
24221 * doc/extend.texi: Add new format names gnu_* and ms_* and
24223 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24225 2008-03-20 Ira Rosen <irar@il.ibm.com>
24227 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24228 optimizations turned on under -O3.
24229 (ftree-vectorize): Add that the flag is turned on with -O3.
24231 2008-03-20 Ben Elliston <bje@au.ibm.com>
24233 * regmove.c (try_auto_increment): Fix spelling error in comment.
24234 * final.c (final_scan_insn): Likewise.
24236 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24239 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24240 allocator preferences for "y" and "r" class registers.
24241 ("*mov<mode>_internal"): Ditto.
24242 ("*movv2sf_internal_rex64"): Ditto.
24243 ("*movv2sf_internal"): Ditto.
24245 2008-03-19 Michael Matz <matz@suse.de>
24247 PR middle-end/35616
24248 * calls.c (expand_call): Check overlap of arguments with call
24249 address for sibcalls.
24251 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24254 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24255 of the underlying type of a MS bitfield layout to the natural
24256 alignment of the type.
24258 2008-03-19 Jan Hubicka <jh@suse.cz>
24261 * toplev.c (decode_d_option): Handle all CPP flags.
24262 * tree-vrp.c: Update tree_pass descriptors.
24263 * regrename.c: Update tree_pass descriptors.
24264 * fwprop.c: Update tree_pass descriptors.
24265 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24266 * tree-into-ssa.c: Update tree_pass descriptors.
24267 * tree-dump.c: Update tree_pass descriptors.
24268 * tree-complex.c: Update tree_pass descriptors.
24269 * tree-dump.h: Update tree_pass descriptors.
24270 * see.c: Update tree_pass descriptors.
24271 * cgraphbuild.c: Update tree_pass descriptors.
24272 * tracer.c: Update tree_pass descriptors.
24273 * tree-loop-distribution.c: Update tree_pass descriptors.
24274 * cgraph.c: Update tree_pass descriptors.
24275 * postreload-gcse.c: Update tree_pass descriptors.
24276 * postreload.c: Update tree_pass descriptors.
24277 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24278 * tree-tailcall.c: Update tree_pass descriptors.
24279 * tree-pass.h (tree_opt_pass): Rename to ...
24280 (opt_pass) ... this one; add "type" field and remove letter field.
24281 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24282 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24283 all_lowering_passes): Update declaration.
24284 * ipa-cp.c: Update tree_pass descriptors.
24285 * final.c: Update tree_pass descriptors.
24286 * omp-low.c: Update tree_pass descriptors.
24287 * tree-ssa-dse.c: Update tree_pass descriptors.
24288 * ipa-reference.c: Update tree_pass descriptors.
24289 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24290 * auto-inc-dec.c: Update tree_pass descriptors.
24291 * reorg.c: Update tree_pass descriptors.
24292 * cgraphunit.c: Update tree_pass descriptors.
24293 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24294 * tree-ssa-ccp.c: Update tree_pass descriptors.
24295 * df-core.c: Update tree_pass descriptors.
24296 * mode-switching.c: Update tree_pass descriptors.
24297 * tree-nomudflap.c: Update tree_pass descriptors.
24298 * modulo-sched.c: Update tree_pass descriptors.
24299 * ipa-pure-const.c: Update tree_pass descriptors.
24300 * cse.c: Update tree_pass descriptors.
24301 * web.c: Update tree_pass descriptors.
24302 * tree-stdarg.c: Update tree_pass descriptors.
24303 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24304 * tree-ssa-dom.c: Update tree_pass descriptors.
24305 * tree-nrv.c: Update tree_pass descriptors.
24306 * tree-ssa-alias.c: Update tree_pass descriptors.
24307 * loop-init.c: Update tree_pass descriptors.
24308 * gimple-low.c: Update tree_pass descriptors.
24309 * ipa-inline.c: Update tree_pass descriptors.
24310 * tree-ssa-sink.c: Update tree_pass descriptors.
24311 * global.c: Update tree_pass descriptors.
24312 * ifcvt.c: Update tree_pass descriptors.
24313 * jump.c: Update tree_pass descriptors.
24314 * predict.c: Update tree_pass descriptors.
24315 * tree-ssa-loop.c: Update tree_pass descriptors.
24316 * recog.c: Update tree_pass descriptors.
24317 * dse.c: Update tree_pass descriptors.
24318 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24319 * tree-eh.c: Update tree_pass descriptors.
24320 * regmove.c: Update tree_pass descriptors.
24322 * function.c: Update tree_pass descriptors.
24323 * tree-vectorizer.c: Update tree_pass descriptors.
24324 * gcse.c: Update tree_pass descriptors.
24325 * ipa-type-escape.c: Update tree_pass descriptors.
24326 * tree-if-conv.c: Update tree_pass descriptors.
24327 * init-regs.c: Update tree_pass descriptors.
24328 * ipa.c: Update tree_pass descriptors.
24329 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24330 * rtl-factoring.c: Update tree_pass descriptors.
24331 * lower-subreg.c: Update tree_pass descriptors.
24332 * bt-load.c: Update tree_pass descriptors.
24333 * tree-dfa.c: Update tree_pass descriptors.
24334 * except.c: Update tree_pass descriptors.
24335 * emit-rtl.c: Update tree_pass descriptors.
24336 * cfgexpand.c: Update tree_pass descriptors.
24337 * tree-cfgcleanup.c: Update tree_pass descriptors.
24338 * cfgcleanup.c: Update tree_pass descriptors.
24339 * tree-ssa-pre.c: Update tree_pass descriptors.
24340 * tree-sra.c: Update tree_pass descriptors.
24341 * tree-mudflap.c: Update tree_pass descriptors.
24342 * tree-ssa-copy.c: Update tree_pass descriptors.
24343 * cfglayout.c: Update tree_pass descriptors.
24344 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24345 * tree-ssa-dce.c: Update tree_pass descriptors.
24346 * tree-ssa.c: Update tree_pass descriptors.
24347 * regclass.c: Update tree_pass descriptors.
24348 * integrate.c: Update tree_pass descriptors.
24349 * tree-optimize.c: Update tree_pass descriptors.
24350 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24351 * tree-object-size.c: Update tree_pass descriptors.
24352 * combine.c: Update tree_pass descriptors.
24353 * tree-outof-ssa.c: Update tree_pass descriptors.
24354 * bb-reorder.c: Update tree_pass descriptors.
24355 * stack-ptr-mod.c: Update tree_pass descriptors.
24356 * var-tracking.c: Update tree_pass descriptors.
24357 * tree-profile.c: Update tree_pass descriptors.
24358 * tree-vect-generic.c: Update tree_pass descriptors.
24359 * reg-stack.c: Update tree_pass descriptors.
24360 * sched-rgn.c: Update tree_pass descriptors.
24361 * tree-ssa-structalias.c: Update tree_pass descriptors.
24362 * tree-cfg.c: Update tree_pass descriptors.
24363 * passes.c (current_pass): Update declaration.
24364 (finish_optimization_passes): Update.
24365 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24366 (register_one_dump_file, register_dump_files_1, next_pass_1):
24368 (init_optimization_passes): Update handling of new types.
24369 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24370 * ipa-struct-reorg.c: Update tree_pass descriptors.
24371 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24372 * combine-stack-adj.c: Update tree_pass descriptors.
24373 * cfgrtl.c: Update tree_pass descriptors.
24374 * dce.c: Update tree_pass descriptors.
24375 * tree-ssanames.c: Update tree_pass descriptors.
24377 2008-03-19 Richard Guenther <rguenther@suse.de>
24379 PR middle-end/35609
24380 * tree-ssa.c (walk_data): New structure.
24381 (warn_uninitialized_var): If not always_executed warn with "maybe"
24383 (execute_early_warn_uninitialized): Compute post-dominators.
24384 Initialize always_executed before processing each basic block.
24386 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24389 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24390 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24392 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24394 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24396 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24398 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24400 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24401 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24402 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24403 target after ignore has been set, and move there also the commputation
24404 of subtarget and original_target.
24405 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24406 (LANG_HOOKS_INITIALIZER): Remove it.
24407 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24409 2008-03-18 Richard Guenther <rguenther@suse.de>
24411 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24412 found an expression with constants, note that in the VN for the lhs.
24413 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24414 fold them to constants if possible. Run cleanup_cfg if done so.
24415 (execute_pre): Return todo.
24416 (do_pre): Likewise.
24417 (execute_fre): Likewise.
24418 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24420 (get_prop_source_stmt): Look through pointer conversions.
24422 2008-03-18 Jan Hubicka <jh@suse.cz>
24424 * tree-pretty-print.c: Include predict.h.
24425 (dump_generic_node): Dump predictor.
24426 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24427 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24428 * gimple-low.c (lower_stmt): Likewise.
24429 * expr.c (expand_expr_real): Likewise.
24430 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24432 (build_predict_expr, build_predict_expr): New.
24433 * predict.h (predictor_name, build_predict_expr): Update.
24434 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24435 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24436 * predict.def (PRED_CONTINUE): Update hitrate.
24437 * tree.def (PREDICT_EXPR): Define.
24438 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24439 do not handle BIND_EXPR.
24440 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24441 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24442 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24445 2008-03-18 Michael Matz <matz@suse.de>
24447 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24449 2008-03-18 Richard Guenther <rguenther@suse.de>
24451 * tree-gimple.h (is_gimple_invariant_address): Declare.
24452 (is_gimple_constant): Likewise.
24453 * tree-gimple.c (is_gimple_constant): New function.
24454 (is_gimple_invariant_address): Likewise.
24455 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24456 and is_gimple_invariant_address.
24457 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24459 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24460 an addressable base.
24462 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24464 PR middle-end/35611
24465 * gimplify.c (gimplify_expr): Gimplify second operand of
24468 2008-03-17 Richard Guenther <rguenther@suse.de>
24470 PR tree-optimization/19637
24471 * fold-const.c (fold_unary): Remove restrictions of removing
24472 intermediate pointer-conversions (P2)(P1)P0.
24473 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24474 conversion to void pointer.
24475 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24477 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24480 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24481 emulated thread local variables.
24483 2008-03-16 Richard Guenther <rguenther@suse.de>
24485 PR middle-end/35607
24486 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24487 expand TREE_INVARIANT operations that are not gimple invariant.
24489 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24491 * doc/extend.texi (Alignment): Say that the ABI controls
24492 the __alignof__ for non-strict-alignment targets rather
24493 than being a recommendation.
24495 2008-03-15 Paul Brook <paul@codesourcery.com>
24497 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24499 (arm_output_fn_unwind): Mark functions that can not be unwound.
24501 2008-03-15 Paul Brook <paul@codesourcery.com>
24503 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24504 extension instructions.
24506 2008-03-15 Richard Guenther <rguenther@suse.de>
24508 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24509 and fold constant aggregate refs.
24510 (fold_const_aggregate_ref): Handle string constants
24511 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24512 (evaluate_stmt): Simplify now that ccp_fold folds constant
24515 2008-03-15 Paul Brook <paul@codesourcery.com>
24517 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24518 (extzv): Use gen_extzv_t2.
24519 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24521 2008-03-15 Richard Guenther <rguenther@suse.de>
24523 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24524 (fold_const_aggregate_ref): Likewise.
24525 (get_value): Return NULL if we don't have any values.
24526 (ccp_finalize): Set const_val to NULL after freeing it.
24527 * tree-flow.h (get_symbol_constant_value): Declare.
24528 (fold_const_aggregate_ref): Likewise.
24529 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24531 2008-03-15 Richard Guenther <rguenther@suse.de>
24533 PR middle-end/35593
24534 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24535 to not produce negative array indices if not allowed. Add
24536 parameter to indicate that.
24537 (maybe_fold_offset_to_component_ref): Allow negative array
24538 indices only for the first member of a structure.
24539 (maybe_fold_offset_to_reference): Allow negative array indices.
24540 (maybe_fold_stmt_addition): Likewise.
24542 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24543 Anatoly Sokolov <aesok@post.ru>
24545 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24546 (avr_arch): Add ARCH_AVR6.
24547 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24548 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24549 instead of fixed value 2.
24550 (print_operand_address): Use gs() asm specifier instead of pm().
24551 (avr_assemble_integer): (Ditto.).
24552 (avr_output_addr_vec_elt): (Ditto.).
24553 (print_operand): Handle "!" code.
24554 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24555 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24556 (AVR_HAVE_EIJMP_EICALL): Define.
24557 (AVR_3_BYTE_PC): Redefine.
24558 (AVR_2_BYTE_PC): (Ditto.).
24559 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24560 (LINK_SPEC): Add atmega2560 and atmega2561.
24561 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24563 * config/avr/avr.md (call_insn): Use eicall instead of icall
24564 for 3 byte PC devices.
24565 (call_value_insn): (Ditto.).
24566 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24567 (indirect_jump): Use only for for 2 byte PC devices.
24568 (*tablejump): (Ditto.).
24569 (*indirect_jump_avr6): Add insn.
24570 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24571 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24572 instead of ijmp for 3 byte PC devices.
24573 (__tablejump2__): (Ditto.).
24574 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24575 (MULITLIB_DIRNAMES): (Ditto.).
24576 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24578 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24580 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24581 "sse2_umulsidi3". Use V1DI mode for operand 0.
24582 ("mmx_psadbw"): Use V1DI mode for operand 0.
24583 * config/i386/i386-modes.def (V1SI): New vector mode.
24584 * config/i386/i386.c (struct builtin_description)
24585 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24586 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24587 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24588 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24589 v1di_ftype_v8qi_v8qi type.
24590 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24592 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24593 __builtin_ia32_pmuludq]: Fix the mode of return value.
24595 2008-03-15 Richard Guenther <rguenther@suse.de>
24597 PR middle-end/35595
24598 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24601 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24603 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24604 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24605 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24606 unless TARGET_SERIALIZE_VOLATILE is enabled.
24607 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24608 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24609 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24611 2008-03-14 Richard Guenther <rguenther@suse.de>
24613 PR tree-optimization/34172
24614 * tree-flow.h (refs_may_alias_p): Declare.
24615 (get_single_def_stmt): Likewise.
24616 (get_single_def_stmt_from_phi): Likewise.
24617 (get_single_def_stmt_with_phi): Likewise.
24618 * tree-dfa.c (refs_may_alias_p): New function.
24619 (get_single_def_stmt): Likewise.
24620 (get_single_def_stmt_from_phi): Likewise.
24621 (get_single_def_stmt_with_phi): Likewise.
24622 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24623 (vn_reference_lookup_1): New helper function.
24624 (vn_reference_lookup): Walk the virtual use-def chain to
24625 continue searching for a match if the def does not alias the
24626 reference we are looking for.
24628 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24630 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24631 archive and Perzl. Update The Written Word listing.
24633 2008-03-14 Richard Guenther <rguenther@suse.de>
24635 PR tree-optimization/34043
24636 PR tree-optimization/33989
24637 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24639 (bitmap_find_leader): Use extra argument to verify dominance
24640 relationship inside a basic-block.
24641 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24642 (find_leader_in_sets): Adjust.
24643 (create_component_ref_by_pieces): Take extra argument for
24644 dominance check, handle lookup failures.
24645 (find_or_generate_expression): Likewise.
24646 (create_expression_by_pieces): Likewise.
24647 (insert_into_preds_of_block): Adjust.
24648 (create_value_expr_from): If asked for, verify all operands
24649 are in the blocks AVAIL_OUT set.
24650 (make_values_for_stmt): Check for SSA_NAMEs that are life
24651 over an abnormal edge.
24652 (compute_avail): Remove such check.
24653 (do_SCCVN_insertion): New function.
24654 (eliminate): If we do not find a leader suitable for replacement
24655 insert a replacement expression from SCCVN if available.
24656 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24657 (struct vn_ssa_aux): Add needs_insertion flag.
24658 * tree-ssa-sccvn.c (may_insert): New global flag.
24659 (copy_reference_ops_from_ref): Value-number union member access
24660 based on its size, not type and member if insertion is allowed.
24661 (visit_reference_op_load): For a weak match from union type
24662 punning lookup a view-converted value and insert a SSA_NAME
24663 for that value if that is not found.
24664 (visit_use): Make dumps shorter. Do not disallow value numbering
24665 SSA_NAMEs that are life over an abnormal edge to constants.
24666 (free_scc_vn): Release inserted SSA_NAMEs.
24667 (run_scc_vn): New flag to specify whether insertion is allowed.
24668 Process SSA_NAMEs in forward order.
24669 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24670 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24671 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24672 pointer type to/from integral types that do not change the
24673 precision to regular conversions.
24675 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24677 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24678 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24679 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24680 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24681 input arguments and the mode of return value. Built-in functions
24682 that operate on whole 64-bit MMX register now use V1DI mode.
24684 2008-03-13 Alon Dayan <alond@il.ibm.com>
24685 Olga Golovanevsky <olga@il.ibm.com>
24687 PR tree-optimization/35041
24688 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24689 to locate the right position in a statement.
24691 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24695 * config/i386/xmmintrin.h: Change all static inline functions to
24696 extern inline and add __gnu_inline__ attribute.
24697 * config/i386/bmintrin.h: Ditto.
24698 * config/i386/smmintrin.h: Ditto.
24699 * config/i386/tmmintrin.h: Ditto.
24700 * config/i386/mmintrin-common.h: Ditto.
24701 * config/i386/ammintrin.h: Ditto.
24702 * config/i386/emmintrin.h: Ditto.
24703 * config/i386/pmmintrin.h: Ditto.
24704 * config/i386/mmintrin.h: Ditto.
24705 * config/i386/mm3dnow.h: Ditto.
24707 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24709 PR middle-end/35185
24710 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24711 (lower_omp_2): New function.
24712 (lower_omp_1, lower_omp): Rewritten.
24714 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24717 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24718 with the phrase "Microsoft Windows compilers".
24719 (Push/Pop Macro Pragmas): New subsection. Document
24720 #pragma push_macro and pragma pop_macro.
24722 2008-03-12 Paul Brook <paul@codesourcery.com>
24724 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24726 2008-03-12 Paul Brook <paul@codesourcery.com>
24728 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24729 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24730 (thumb2_addsi_shortim): Rename ...
24731 (thumb2_addsi_short): ... to this. Allow register operands.
24732 (thumb2_subsi_short): New pattern.
24733 (thumb2_one_cmplsi2_short,
24734 thumb2_negsi2_short): New patterns and peepholes.
24736 2008-03-12 Paul Brook <paul@codesourcery.com>
24738 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24740 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24742 * config/i386/i386.md (int_cond): New code iterator.
24744 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24745 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24746 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24747 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24748 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24749 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24750 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24751 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24753 2008-03-12 Paul Brook <paul@codesourcery.com>
24755 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24756 instead of {arm,thumb}_compute_save_reg_mask.
24757 (output_return_instruction): Ditto.
24758 (thumb_unexpanded_epilogue): Ditto.
24759 (thumb1_expand_prologue): Ditto.
24760 (thumb1_output_function_prologue): Ditto.
24761 (arm_set_return_address): Ditto.
24762 (thumb_set_return_address): Ditto.
24763 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24764 regs to achieve stack alignment.
24765 (thumb1_compute_save_reg_mask): Fix compiler warning.
24766 (arm_output_epilogue): Use offsets->saved_regs_mask.
24767 Adjust stack pointer by poping call clobered registers.
24768 (arm_expand_prologue): Use offsets->saved_regs_mask.
24769 Adjust stack pointer by pushing extra registers.
24770 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24772 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24775 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24776 conversion to the operands of a multiplication.
24778 2008-03-12 Richard Guenther <rguenther@suse.de>
24780 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24781 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24782 * timevar.def (TV_TREE_PHIPROP): Add.
24783 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24784 pass description. Use TV_TREE_PHIPROP.
24785 * tree-ssa-forwprop.c: Remove phiprop code.
24787 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24789 PR middle-end/35549
24790 * omp-low.c (maybe_lookup_decl): Constify first argument.
24791 (use_pointer_for_field): Change last argument from bool to
24792 omp_context *. Disallow shared copy-in/out in nested
24793 parallel if decl is shared in outer parallel too.
24794 (build_outer_var_ref, scan_sharing_clauses,
24795 lower_rec_input_clauses, lower_copyprivate_clauses,
24796 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24798 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24799 Ira Rosen <irar@il.ibm.com>
24801 * tree-vectorizer.c (free_stmt_vec_info): New function.
24802 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24803 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24804 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24805 * tree-vect-transform.c (vectorizable_conversion): Free
24806 vec_oprnds0 if it was allocated.
24807 (vect_permute_store_chain): Remove unused VECs.
24808 (vectorizable_store): Free VECs that are allocated in the..
24810 (vect_transform_strided_load, vectorizable_load): Likewise.
24811 (vect_remove_stores): Simplify the code.
24812 (vect_transform_loop): Move code to vect_remove_stores().
24813 Call vect_remove_stores() and free_stmt_vec_info().
24815 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24817 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24818 TARGET_HPUX. Revise comment.
24819 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24820 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24821 Use sr4 variant of `be' instruction when not generating PIC code.
24822 (attr_length_call): Adjust for above change.
24824 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24826 * ipa-reference.c (static_execute): Remove module_statics_const and
24827 associated setting code.
24829 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24832 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24833 predicate for operand 1.
24834 (paritysi2_cmp): Use register_operand predicate for operand 2.
24835 Use earlyclobber modifier for operand 1. Remove support for
24837 (paritydi2_cmp): Use register_operand predicate for operand 3.
24838 Use earlyclobber modifier for operand 1. Remove support for
24841 2008-03-11 Paul Brook <paul@codesourcery.com>
24842 Vladimir Prus <vladimir@codesourcery.com>
24844 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24845 (arm_compute_save_reg0_reg12_mask): Always
24846 check if register 11 must be saved. Always safe hard frame pointer
24847 when frame_pointer_needeed.
24848 (arm_compute_save_reg_mask): Save IP and PC
24849 only with apcs frames.
24850 (arm_output_epilogue): Adjust Thumb2 codepath to
24851 be also invoked and work for ARM non-apcs frames.
24852 (arm_expand_prologue): Don't bother saving IP
24853 for non-apcs frame, since it's not clobbered by
24854 prologue code. Implement non-apcs frame
24857 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24859 PR rtl-optimization/35281
24860 * expr.c (convert_move): Use a new pseudo for the intermediate
24861 from_mode->word_mode result.
24863 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24865 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24866 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24867 * toplev.c (compile_file): Don't call it.
24869 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24871 PR middle-end/35526
24872 * expr.c (store_expr): Call emit_block_move if the mode
24873 of "temp" RTX is BLKmode.
24875 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24876 Richard Guenther <rguenther@suse.de>
24878 PR tree-optimization/31358
24879 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24880 the step with a NULL_TREE.
24881 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24882 to sizetype if type is a pointer type.
24883 (add_candidate_1): Don't convert the base and step to
24884 the generic type if the orginal type is a pointer type.
24885 (add_iv_value_candidates): Use sizetype for the step
24886 if type is a pointer type.
24887 (cand_value_at): Likewise.
24888 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24890 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24891 Don't convert the tem affine to the type.
24892 (add_elt_to_tree): Use sizetype for the step if a pointer.
24893 Use POINTER_PLUS_EXPR for pointers.
24894 (aff_combination_to_tree): Use sizetype for the step if a
24897 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24899 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24900 Remove commutativity hint.
24902 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24906 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24907 errorneous type. Check that v is a VAR_DECL.
24909 PR middle-end/35099
24910 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24912 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24914 PR tree-optimization/35494
24915 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24916 may be overriden at link and run time.
24918 2008-03-10 Richard Guenther <rguenther@suse.de>
24920 PR tree-optimization/34677
24921 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24922 (poolify_tree): Likewise.
24923 (modify_expr_template): Likewise.
24924 (poolify_modify_stmt): Likewise.
24925 (insert_fake_stores): Handle all component-ref style stores
24926 in addition to INDIRECT_REF. Also handle complex types.
24927 Do not poolify the inserted load.
24928 (realify_fake_stores): Do not rebuild the tree but only
24929 make it a SSA_NAME copy.
24930 (init_pre): Remove initialzation of modify_expr_template.
24931 Do not allocate modify_expr_node_pool.
24932 (fini_pre): Do not free modify_expr_node_pool.
24934 2008-03-10 Paul Brook <paul@codesourcery.com>
24936 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24937 to avoid conflicts.
24939 2008-03-10 Paul Brook <paul@codesourcery.com>
24940 Mark Shinwell <shinwell@codesourcery.com>
24942 * config/arm/cortex-r4.md: New.
24943 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24945 * config/arm/arm.md: Include cortex-r4.md.
24946 (insn): Add smmls, sdiv and udiv values.
24947 (generic_sched): Don't use generic scheduling for Cortex-R4.
24948 (arm_issue_rate): New function.
24949 (TARGET_SCHED_ISSUE_RATE): Define.
24951 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24953 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24955 2008-03-10 Richard Guenther <rguenther@suse.de>
24957 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24958 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24960 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24962 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24963 Set default to true.
24965 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24967 * c.opt (Wsynth): Deprecate.
24968 * doc/invoke.texi (Option Summary, Warning Options): Document
24969 -Wno-format-contains-nul.
24971 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24974 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24975 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24977 2008-03-09 Ira Rosen <irar@il.ibm.com>
24979 * config/rs6000/rs6000.c (builtin_description): Rename vector
24980 left shift operations.
24981 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24982 (altivec_vsl<VI_char>): Rename to ...
24983 (ashl<mode>3): ... new name.
24984 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24986 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24988 2008-03-08 Richard Guenther <rguenther@suse.de>
24990 * coverage.h (tree_coverage_counter_addr): Declare.
24991 * coverage.c (tree_coverage_counter_addr): New function.
24992 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24993 before using again.
24994 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24995 (tree_gen_one_value_profiler): Likewise.
24996 (tree_gen_ic_profiler): Likewise.
24997 (tree_gen_average_profiler): Likewise.
24998 (tree_gen_ior_profiler): Likewise.
25000 2008-03-08 Richard Guenther <rguenther@suse.de>
25002 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
25003 (vn_binary_op_insert): Likewise.
25004 (vn_unary_op_lookup): Likewise.
25005 (vn_unary_op_insert): Likewise.
25006 (vn_nary_op_lookup): Declare.
25007 (vn_nary_op_insert): Likewise.
25008 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
25009 and binary hashes, use a single obstack for unary_op_pool
25010 and binary_op_pool.
25011 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
25012 a single struct vn_nary_op_s. Store tree code length and
25013 a variable number of operands.
25014 (struct vn_reference_op_struct): Remove unused op2.
25015 (vn_reference_op_eq): Do not compare op2.
25016 (vn_reference_op_compute_hash): Do not compute hash of op2.
25017 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
25018 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
25019 with vn_nary_op_compute_hash.
25020 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25021 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25023 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25025 (visit_unary_op): Call nary functions.
25026 (visit_binary_op): Likewise.
25027 (process_scc): Adjust for struct vn_tables_s changes.
25028 (allocate_vn_table): Likewise.
25029 (free_vn_table): Likewise.
25030 * tree-vn.c (vn_add): Call nary functions.
25031 (vn_lookup): Likewise.
25033 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25036 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25037 wdst back after sync_compare_and_swapqhi_internal.
25039 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25042 * config/i386/i386-modes.def (V1DI): New vector mode.
25043 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25044 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25045 (MMXMODE248): Ditto.
25046 (MMXMODE): Add V1DI mode.
25047 (mmxvecsize): Change DI mode to V1DI mode.
25048 ("mov<mode>): Use MMXMODEI8 mode iterator.
25049 ("*mov<mode>_internal_rex64"): Ditto.
25050 ("*mov<mode>_internal"): Ditto.
25051 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25052 ("mmx_sub<mode>3"): Ditto.
25053 ("mmx_adddi3"): Remove insn pattern.
25054 ("mmx_subdi3"): Ditto.
25055 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25056 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25057 ("mmx_ashl<mode>3"): Ditto.
25058 ("mmx_lshrdi3"): Remove insn pattern.
25059 ("mmx_ashldi3"): Ditto.
25060 * config/i386/i386.c (classify_argument): Handle V1DImode.
25061 (function_arg_advance_32): Ditto.
25062 (function_arg_32): Ditto.
25063 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25064 mmx_addv1di3 insn pattern.
25065 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25066 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25067 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25068 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25069 Remove definitions of built-in functions.
25070 (V1DI_type_node): New node.
25071 (v1di_ftype_v1di_int): Ditto.
25072 (v1di_ftype_v1di_v1di): Ditto.
25073 (v2si_ftype_v2si_si): Ditto.
25074 (v4hi_ftype_v4hi_di): Remove node.
25075 (v2si_ftype_v2si_di): Ditto.
25076 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25077 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25078 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25079 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25080 Add new builtins using def_builtin_const.
25081 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25082 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25083 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25084 * config/i386/mmintrin.h (__v1di): New typedef.
25085 (_mm_add_si64): Cast arguments to __v1di type.
25086 (_mm_sub_si64): Ditto.
25087 (_mm_sll_pi16): Cast __count to __v4hi type.
25088 (_mm_sll_pi32): Cast __count to __v2si type.
25089 (_mm_sll_si64): Cast arguments to __v1di type.
25090 (_mm_srl_pi16): Cast __count to __v4hi type.
25091 (_mm_srl_pi32): Cast __count to __v2si type.
25092 (_mm_srl_si64): Cast arguments to __v1di type.
25093 (_mm_sra_pi16): Cast __count to __v4hi type.
25094 (_mm_sra_pi32): Cast __count to __v2si type.
25095 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25096 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25097 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25098 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25099 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25100 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25101 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25102 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25103 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25104 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25105 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25106 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25108 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25110 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25112 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25115 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25116 reg+const addressing for Altivec modes. Don't generate reg+reg
25117 addressing for TFmode or TDmode quantities.
25119 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25121 * c-common.c (vector_types_convertible_p): Call langhook
25122 instead of comptypes.
25124 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25127 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25128 integral and scalar float variables which have a
25131 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25133 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25134 dwarf_register_span hook when emitting unwind information for
25135 register-to-memory saves.
25136 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25137 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25139 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25141 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25142 for the same VAR_DECL.
25144 2008-03-06 Tom Tromey <tromey@redhat.com>
25146 * treelang: Delete.
25147 * doc/standards.texi (Standards): Don't mention treelang.
25148 * doc/invoke.texi (Overall Options): Don't mention treelang.
25149 * doc/install.texi (Prerequisites): Don't mention bison or
25151 (Configuration): Don't mention treelang.
25152 (Building): Likewise.
25153 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25155 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25157 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25158 word-extractions out of a multi-word object.
25160 2008-03-06 Richard Guenther <rguenther@suse.de>
25162 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25163 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25164 result type and precision.
25165 * expr.c (get_inner_reference): Set unsignedp based on the result
25166 type of BIT_FIELD_REF.
25167 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25168 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25169 (try_instantiate_multiple_fields): Likewise. Use the correct type
25171 (sra_build_assignment): Likewise.
25172 (sra_build_elt_assignment): Likewise.
25173 (sra_explode_bitfield_assignment): Likewise.
25174 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25175 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25176 set BIT_FIELD_REF_UNSIGNED.
25177 (vectorizable_load): Likewise.
25179 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25181 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25184 2008-03-06 Richard Guenther <rguenther@suse.de>
25186 * alias.c (struct alias_set_entry): Move has_zero_child field
25187 to pack with alias_set.
25189 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25191 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25194 2008-03-05 Ian Lance Taylor <iant@google.com>
25196 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25198 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25200 * fwprop.c (update_df): Support width and offset parameters of
25202 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25203 global_conflicts): Change DF_REF_EXTRACT to either
25204 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25205 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25206 * df-scan.c (df_ref_record, df_defs_record,
25207 df_ref_create_structure, df_def_record_1, df_uses_record,
25208 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25209 df_bb_refs_collect, df_entry_block_defs_collect,
25210 df_exit_block_uses_collect): Support new width and offset fields.
25211 (ref_extract_pool): New storage pool.
25212 (df_free_ref): New function.
25213 (df_reg_chain_unlink, df_free_collection_rec,
25214 df_sort_and_compress_refs): Call df_free_ref.
25215 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25217 (df_ref_create_structure): Allocate df_ref_extract if offset and
25218 width fields are used.
25219 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25220 (df_uses_record): Get offset and width from ZERO_EXTRACT
25222 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25223 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25224 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25225 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25226 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25227 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25228 (df_ref_extract): New structure.
25229 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25230 (df_ref_create): Add width and offset parameters.
25232 2008-03-05 Richard Guenther <rguenther@suse.de>
25234 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25235 Use ranges_overlap_p.
25236 (offset_overlaps_with_access): Rename
25237 to ranges_overlap_p and move ...
25238 * tree-flow-inline.h (ranges_overlap_p): ... here.
25240 * tree.h (get_inner_reference, handled_component_p): Update
25243 * tree.h (record_component_aliases, get_alias_set,
25244 alias_sets_conflict_p, alias_sets_must_conflict_p,
25245 objects_must_conflict_p): Move declarations ...
25246 * alias.h (record_component_aliases, get_alias_set,
25247 alias_sets_conflict_p, alias_sets_must_conflict_p,
25248 objects_must_conflict_p): ... here.
25249 Include coretypes.h.
25250 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25252 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25254 * cfg.c: Include tree-flow.h.
25255 (remove_edge_raw): Call redirect_edge_var_map_clear.
25256 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25257 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25258 (redirect_edge_var_map_result): New.
25259 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25260 PENDING_STMT use with redirect_edge_var_map_*.
25261 * tree-ssa.c (edge_var_maps): New definition.
25262 (redirect_edge_var_map_add): New.
25263 (redirect_edge_var_map_clear): New.
25264 (redirect_edge_var_map_dup): New.
25265 (redirect_edge_var_map_vector): New.
25266 (redirect_edge_var_map_destroy): New.
25267 (ssa_redirect_edge): Replace PENDING_STMT use with
25268 redirect_edge_var_map_*.
25269 (flush_pending_stmts): Same.
25270 (delete_tree_ssa): Destroy edge var map.
25271 * tree-flow.h (struct _edge_var_map): New.
25272 Define edge_var_map vector type.
25273 Declare redirect_edge_var_map_* prototypes.
25274 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25275 * tree-cfg.c (reinstall_phi_args): Replace
25276 PENDING_STMT use with redirect_edge_var_map_*.
25278 2008-03-05 Richard Guenther <rguenther@suse.de>
25280 PR tree-optimization/35472
25281 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25282 whose single use_stmt has a overlapping set of loaded and
25283 stored symbols as that use_stmt might be a noop assignment then.
25285 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25287 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25289 2008-03-05 Richard Guenther <rguenther@suse.de>
25292 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25293 should be constants.
25294 * tree-cfg.c (verify_expr): Verify it.
25295 * fold-const.c (fold_truthop): Remove code generating
25296 BIT_FIELD_REFs of structure bases.
25297 (fold_binary): Likewise.
25298 (fold_ternary): Position and size of BIT_FIELD_REFs are
25299 always host integers.
25300 (make_bit_field_ref): Remove.
25301 (optimize_bit_field_compare): Remove.
25302 (all_ones_mask_p): Remove.
25304 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25307 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25308 (split_block_and_df_analyze): New. Split basic block and rebuild
25310 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25312 (split_pattern_seq): Likewise.
25313 (erase_matching_seqs): Likewise.
25314 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25316 2008-03-04 Geoff Keating <geoffk@apple.com>
25318 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25319 declaration and code.
25320 (tree_invalid_nonnegative_warnv_p): Likewise.
25322 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25324 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25325 examples. Truncate option-names then causing overfull hbox.
25327 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25330 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25332 * configure: Rebuilt.
25334 2008-03-04 Rafael Espíndola <espindola@google.com>
25336 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25337 (tree_unary_nonnegative_warnv_p): New.
25338 (tree_binary_nonnegative_warnv_p): New.
25339 (tree_single_nonnegative_warnv_p): New.
25340 (tree_invalid_nonnegative_warnv_p): New.
25341 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25343 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25346 * opts.c (handle_option): Postpone 'unknown option' errors only for
25349 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25352 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25355 2008-03-04 Rafael Espíndola <espindola@google.com>
25357 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25358 (tree_binary_nonzero_warnv_p): New.
25359 (tree_single_nonzero_warnv_p): New.
25360 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25362 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25364 PR middle-end/35456
25365 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25366 transformations for modes that have signed zeros.
25367 * ifcvt.c (noce_try_abs): Ditto.
25369 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25371 * config/i386/i386.c (override_options): Force
25372 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25374 2008-03-04 Jan Hubicka <jh@suse.cz>
25377 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25380 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25382 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25383 label to probe the stack.
25385 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25387 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25388 (__gthr_win32_mutex_destroy): Declare.
25389 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25390 __gthr_win32_mutex_destroy.
25391 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25393 2008-03-03 Jan Hubicka <jh@suse.cz>
25396 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25397 aggressive on inlining cold calls.
25399 2008-03-03 Richard Guenther <rguenther@suse.de>
25401 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25402 struct copies into the expression table.
25403 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25404 (try_to_simplify): Likewise.
25405 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25406 integral and pointer arguments which do not change the
25407 precision to NOP_EXPRs.
25408 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25409 VIEW_CONVERT_EXPR case.
25411 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25413 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25414 defined in a loop at depth 0 is invariant.
25415 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25416 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25417 be called at loop depth 0.
25419 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25422 * gcc.c (process_command): Update copyright notice dates.
25423 * gcov.c (print_version): Likewise.
25424 * gcov-dump.c (print_version): Likewise.
25425 * mips-tfile.c (main): Likewise.
25426 * mips-tdump.c (main): Likewise.
25428 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25431 * c-common.c (flag_permissive): Delete.
25432 (constant_expression_warnings): Check flags first.
25433 (constant_expression_error): New.
25434 * c-common.h (flag_permissive): Delete.
25435 (constant_expression_error): Declare.
25436 * flags.h (flag_permissive): Declare. Update description.
25437 * diagnostic.c (pedwarn): Update.
25439 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25440 (permissive_error_kind): New.
25441 * toplev.c (flag_permissive): Define. Update description.
25442 * toplev.h (permissive_error_kind): Declare.
25443 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25444 (pedwarn_c90): Use pedantic_warning_kind.
25445 * c-opts.c (c_common_post_options): flag_permissive does not affect
25446 flag_pedantic_errors.
25448 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25450 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25451 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25452 __absvsi2, __absvDI2): Use unsigned arithmetic.
25454 2008-03-02 Andi Kleen <ak@suse.de>
25455 Richard Guenther <rguenther@suse.de>
25457 * struct-equiv.c: Remove file.
25458 * cfg_cleanup.c (condjump_equiv_p): Remove.
25459 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25460 (struct-equiv.o): Remove rule.
25461 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25462 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25463 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25465 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25467 * ifcvt.c (noce_process_if_block): Try to handle only the then
25468 block if the else block exists but isn't suitable.
25470 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25473 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25474 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25475 regression from previous patch.
25477 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25480 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25482 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25483 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25484 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25485 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25486 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25487 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25488 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25489 (__gthread_mutex_destroy_function): Rename to
25490 __gthread_mutex_destroy.
25491 * gthr-dce.h (__gthread_mutex_destroy): Call
25492 pthread_mutex_destroy.
25493 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25494 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25495 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25497 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25499 * df-scan.c (df_ref_chain_change_bb): Simplify.
25500 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25501 set_block_for_insn if there's any change.
25502 * df.h ((df_insn_change_bb): Fix prototype.
25503 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25504 df_insn_change_bb, don't call set_block_for_insn.
25505 * emit-rtl.c (reorder_insns): Likewise.
25506 * haifa-sched.c (move_insn): Likewise.
25508 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25510 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25512 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25514 * tree-flow-inline.h (next_readonly_imm_use): Return
25515 NULL_USE_OPERAND_P after the end.
25517 2008-03-01 Richard Guenther <rguenther@suse.de>
25519 PR tree-optimization/35411
25520 * tree-sra.c (sra_build_assignment): Split conversion to
25521 final type to a separate statement if we are not assigning
25524 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25526 * fold-const.c (fold_convertible_p): Correct the logic to follow
25527 that in fold_convert().
25529 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25532 * tree-inline.c (build_duplicate_type): When we make a
25533 duplicate type, make it unique in the canonical types system.
25535 2008-02-29 Tom Tromey <tromey@redhat.com>
25537 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25538 input_file_stack_history, input_file_stack_restored): Remove.
25539 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25540 * input.h (struct file_stack): Remove.
25541 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25542 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25544 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25546 (diagnostic_last_module_changed): Add 'map' argument.
25547 (diagnostic_set_last_function): Likewise.
25548 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25549 line map, not input_file_stack.
25550 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25552 2008-02-29 Paul Brook <paul@codesourcery.com>
25554 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25556 2008-02-29 Paul Brook <paul@codesourcery.com>
25558 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25560 2008-02-29 Richard Guenther <rguenther@suse.de>
25562 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25564 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25565 value for comparing for a store match.
25566 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25567 (try_to_simplify): Do not do a full-blown reference lookup.
25569 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25571 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25572 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25574 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25576 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25578 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25579 strides against cache sizes.
25581 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25583 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25586 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25588 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25589 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25590 is smaller than the original promoted value.
25591 (simplify_subreg): If OP is a SUBREG, try to preserve its
25592 SUBREG_PROMOTED_VAR_P information.
25594 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25596 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25597 (VN_INFO_GET): Allocate new objects on the obstack.
25598 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25599 for rpo_numbers_temp, for consistency.
25600 (free_scc_vn): Free the obstack.
25602 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25604 * doc/invoke.texi: Document -ftree-loop-distribution.
25605 * tree-loop-distribution.c: New.
25606 * tree-pass.h (pass_loop_distribution): New.
25607 * graphds.h (struct graph): Add htab_t indices.
25608 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25609 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25610 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25611 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25612 * tree-data-ref.c (debug_data_dependence_relations): New.
25613 (dump_data_dependence_relation): Also print data references.
25614 (free_data_ref): Extern.
25615 (same_access_functions): Moved...
25616 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25617 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25618 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25619 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25620 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25621 (stmts_from_loop): Skip LABEL_EXPR.
25622 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25624 (build_rdg): Initialize rdg->indices htab.
25625 (free_rdg, stores_from_loop, ref_base_address,
25626 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25627 have_similar_memory_accesses_1, ref_base_address_1,
25628 remove_similar_memory_refs): New.
25629 * tree-data-ref.h: Depend on tree-chrec.h.
25630 (debug_data_dependence_relations, free_data_ref): Declared.
25631 (same_access_functions): ... here.
25632 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25634 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25635 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25636 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25637 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25638 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25639 rdg_vertex_for_stmt): Declared.
25640 (struct rdg_edge): Add level.
25642 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25643 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25645 (rdg_has_similar_memory_accesses): New.
25646 * tree-vect-analyze.c: Remove unused static decls.
25647 * lambda.h (dependence_level): New.
25648 * common.opt (ftree-loop-distribution): New.
25649 * tree-flow.h (mark_virtual_ops_in_bb,
25650 slpeel_tree_duplicate_loop_to_edge_cfg,
25651 rename_variables_in_loop): Declared.
25652 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25653 (OBJS-common): Add tree-loop-distribution.o.
25654 (tree-loop-distribution.o): New rule.
25655 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25656 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25657 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25659 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25662 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25663 other than structures and unions.
25665 2008-02-28 Richard Guenther <rguenther@suse.de>
25668 2008-02-26 Richard Guenther <rguenther@suse.de>
25670 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25671 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25672 (lookup_decl_from_uid): Declare.
25673 (remove_decl_from_map): Likewise.
25674 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25675 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25676 (decl_for_uid_map): New global hashtable mapping DECL_UID
25678 (init_ttree): Allocate it.
25679 (insert_decl_to_uid_decl_map): New helper function.
25680 (make_node_stat): Insert new decls into the map.
25681 (copy_node_stat): Likewise.
25682 (lookup_decl_from_uid): New function.
25683 (remove_decl_from_map): Likewise.
25684 (print_decl_for_uid_map_statistics): New helper.
25685 (dump_tree_statistics): Call it.
25687 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25688 (referenced_var_iterator): Adjust.
25689 (FOR_EACH_REFERENCED_VAR): Adjust.
25690 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25691 (num_referenced_vars): Adjust.
25692 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25693 (first_referenced_var): Remove.
25694 (end_referenced_vars_p): Likewise.
25695 (next_referenced_var): Likewise.
25696 (referenced_var_iterator_set): New helper function.
25697 * tree-dfa.c (referenced_var_lookup): Adjust.
25698 (referenced_var_check_and_insert): Likewise.
25699 (remove_referenced_var): Likewise.
25700 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25701 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25702 (verify_call_clobbering): Likewise.
25703 (verify_memory_partitions): Likewise.
25704 (init_tree_ssa): Allocate bitmap instead of hashtable for
25706 (delete_tree_ssa): Adjust.
25707 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25708 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25709 (compute_tag_properties): Likewise.
25710 (set_initial_properties): Likewise.
25711 (find_partition_for): Likewise.
25712 (update_reference_counts): Likewise.
25713 (dump_may_aliases_for): Likewise.
25714 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25715 (add_call_clobber_ops): Likewise.
25716 (add_call_read_ops): Likewise.
25717 (get_asm_expr_operands): Likewise.
25718 * tree-into-ssa.c (dump_decl_set): Likewise.
25719 (update_ssa): Likewise.
25720 * tree-sra.c (scan_function): Likewise.
25721 (decide_instantiations): Likewise.
25722 (scalarize_parms): Likewise.
25723 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25724 (dsa_named_for): Likewise.
25725 * tree-ssa-structalias.c (update_alias_info): Likewise.
25726 (merge_smts_into): Likewise.
25728 2008-02-27 David Daney <ddaney@avtrex.com>
25731 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25732 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25733 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25734 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25735 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25737 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25740 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25741 (BUILT_IN_NEXTTOWARD): Remove.
25742 (BUILT_IN_NEXTTOWARDF): Ditto.
25743 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25744 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25746 2008-02-27 Tom Tromey <tromey@redhat.com>
25748 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25749 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25751 2008-02-27 Jan Beulich <jbeulich@novell.com>
25753 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25754 update the respective field on newdecl.
25756 2008-02-27 Revital Eres <eres@il.ibm.com>
25758 PR rtl-optimization/34999
25759 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25760 crossing edges that ends with a call insn.
25761 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25762 call insn and clear the EDGE_CROSSING flag of the crossing edge
25763 when fixing fallthru edges.
25765 2008-02-27 Richard Guenther <rguenther@suse.de>
25767 PR middle-end/35390
25768 * fold-const.c (fold_unary): Return the correct argument,
25769 converted to the result type.
25771 2008-02-27 Richard Guenther <rguenther@suse.de>
25773 PR middle-end/34971
25774 * expr.c (expand_expr_real_1): Assert on rotates that operate
25776 * fold-const.c (fold_binary): Use the types precision, not the
25777 bitsize of the mode if folding rotate expressions. Build rotates
25778 only for full modes.
25780 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25782 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25783 and CPP_PRAGMA_EOL.
25784 * c-pragma.c (pragma_ns_name): New typedef.
25785 (registered_pp_pragmas): New variable.
25786 (c_pp_lookup_pragma): New function.
25787 (c_register_pragma_1): If flag_preprocess_only, do nothing
25788 for non-expanded pragmas, for expanded ones push pragma's
25789 namespace and name into registered_pp_pragmas vector.
25790 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25791 flag_preprocess_only, don't register GCC pch_preprocess
25792 pragma if flag_preprocess_only.
25793 * c-opts.c (c_common_init): Call init_pragma even if
25794 flag_preprocess_only.
25795 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25796 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25797 cpp_register_pragma if flag_preprocess_only.
25799 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25802 * c-parser.c (c_parser_translation_unit): Warn for empty
25803 translation unit, not empty source file.
25805 2008-02-26 Paul Brook <paul@codesourcery.com>
25807 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25808 operand for Thumb-2.
25809 * config/arm/arm.h (reg_class): Add CORE_REGS.
25810 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25811 (BASE_REG_CLASS): Use CORE_REGS.
25812 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25813 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25814 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25815 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25816 ARM_REGNO_OK_FOR_INDEX_P.
25817 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25818 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25819 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25820 (ldm/stm peepholes): Ditto.
25821 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25822 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25823 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25824 * config/arm/constraints.md: Enable "k" constraint on ARM.
25826 2008-02-27 Ben Elliston <bje@au.ibm.com>
25828 * config/rs6000/rs6000.c: Annotate cache line size field in all
25829 instances of struct processor_costs.
25831 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25833 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25834 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25835 jump_bypass): New counters.
25836 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25837 * dce.c (gate_ud_dce): Same.
25838 (gate_fast_dce): Same.
25839 * dse.c (gate_dse1): New function.
25840 (gate_dse2): New function.
25841 (gate_dse): Merge results of new gate functions.
25842 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25843 (gate_handle_jump_bypass): Add dbg_cnt.
25844 (gate_handle_gcse): Add dbg_cnt.
25845 * ifcvt.c (gate_handle_if_conversion): Same.
25846 (gate_handle_if_after_combine): Same.
25847 (gate_handle_if_after_reload): Same.
25848 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25850 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25852 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25854 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25856 2008-02-26 Jason Merrill <jason@redhat.com>
25859 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25860 alone if it's the naming decl for the type's main variant.
25862 2008-02-26 Tom Tromey <tromey@redhat.com>
25864 * system.h (USE_MAPPED_LOCATION): Poison.
25865 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25866 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25867 (make_goto_expr_edges): Likewise.
25868 (remove_bb): Likewise.
25869 (execute_warn_function_return): Likewise.
25870 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25872 * c-common.c (fname_decl): Remove old location code.
25873 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25875 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25877 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25878 (gen_rtx_ASM_INPUT): Likewise.
25879 (gen_rtx_ASM_INPUT_loc): Likewise.
25880 (get_rtx_asm_OPERANDS): Remove.
25881 * cfglayout.c (insn_locators_alloc): Remove old location code.
25882 (set_curr_insn_source_location): Likewise.
25883 (curr_insn_locator): Likewise.
25884 * print-tree.c (print_node): Remove old location code.
25885 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25886 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25887 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25888 location_from_locus.
25889 (construct_exit_block): Remove old location code.
25890 * emit-rtl.c (force_next_line_note): Remove old location code.
25891 * profile.c (branch_prob): Remove old location code.
25892 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25893 LOC_LINE): Remove old-location variants.
25894 * langhooks.c (lhd_print_error_function): Remove old location
25896 * configure, config.in: Rebuilt.
25897 * configure.ac (--enable-mapped-location): Remove.
25898 * c-decl.c (c_init_decl_processing): Remove old location code.
25899 (finish_function): Likewise.
25900 * recog.c (decode_asm_operands): Remove old location code.
25901 * c-pch.c (c_common_read_pch): Remove old location code.
25902 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25904 * gimple-low.c (lower_function_body): Remove old location code.
25905 * toplev.c (unknown_location): Remove.
25906 (push_srcloc): Remove old-location variant.
25907 (process_options): Remove old location code.
25908 (lang_dependent_init): Likewise.
25909 * input.h (UNKNOWN_LOCATION): Move definition.
25910 (location_t): Undeprecate.
25911 (source_locus): Remove.
25912 (location_from_locus): Remove.
25913 (struct location_s): Remove.
25914 Remove all old-location code.
25915 (input_line, input_filename): Remove.
25916 * final.c (final_scan_insn): Remove old location code.
25917 * diagnostic.c (diagnostic_build_prefix): Remove
25918 USE_MAPPED_LOCATION test.
25919 * tree.h (gimple_stmt) <locus>: Now a location_t.
25920 (tree_exp) <locus>: Likewise.
25921 (DECL_IS_BUILTIN): Remove old-location variant.
25922 (annotate_with_file_line, annotate_with_locus): Likewise.
25923 (expr_locus, set_expr_locus): Update.
25924 * tree.c (build1_stat): Remove old location code.
25925 (last_annotated_node): Remove.
25926 (annotate_with_file_line): Remove old-location variant.
25927 (annotate_with_locus): Likewise.
25928 (expr_location): Remove old location code.
25929 (set_expr_location): Likewise.
25930 (expr_has_location): Likewise.
25931 (expr_locus): Likewise.
25932 (set_expr_locus): Likewise.
25933 (expr_filename): Don't use location_from_locus.
25934 (expr_lineno): Likewise.
25935 * rtl-error.c (location_for_asm): Remove old location code.
25936 * c-lex.c (cb_line_change): Remove old location code.
25937 (fe_file_change): Likewise.
25938 (cb_def_pragma): Likewise.
25939 (c_lex_with_flags): Likewise.
25940 * gengtype.c (do_typedef): Don't special-case location types.
25941 (define_location_structures): Remove.
25942 (main): Don't call define_location_structures.
25943 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25946 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25949 * builtins.def (BUILT_IN_STDARG_START): Remove.
25950 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25951 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25952 * tree-inline.c (inline_forbidden_p_1): Likewise.
25954 2008-02-26 Richard Guenther <rguenther@suse.de>
25956 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25957 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25958 (lookup_decl_from_uid): Declare.
25959 (remove_decl_from_map): Likewise.
25960 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25961 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25962 (decl_for_uid_map): New global hashtable mapping DECL_UID
25964 (init_ttree): Allocate it.
25965 (insert_decl_to_uid_decl_map): New helper function.
25966 (make_node_stat): Insert new decls into the map.
25967 (copy_node_stat): Likewise.
25968 (lookup_decl_from_uid): New function.
25969 (remove_decl_from_map): Likewise.
25970 (print_decl_for_uid_map_statistics): New helper.
25971 (dump_tree_statistics): Call it.
25973 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25974 (referenced_var_iterator): Adjust.
25975 (FOR_EACH_REFERENCED_VAR): Adjust.
25976 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25977 (num_referenced_vars): Adjust.
25978 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25979 (first_referenced_var): Remove.
25980 (end_referenced_vars_p): Likewise.
25981 (next_referenced_var): Likewise.
25982 (referenced_var_iterator_set): New helper function.
25983 * tree-dfa.c (referenced_var_lookup): Adjust.
25984 (referenced_var_check_and_insert): Likewise.
25985 (remove_referenced_var): Likewise.
25986 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25987 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25988 (verify_call_clobbering): Likewise.
25989 (verify_memory_partitions): Likewise.
25990 (init_tree_ssa): Allocate bitmap instead of hashtable for
25992 (delete_tree_ssa): Adjust.
25993 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25994 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25995 (compute_tag_properties): Likewise.
25996 (set_initial_properties): Likewise.
25997 (find_partition_for): Likewise.
25998 (update_reference_counts): Likewise.
25999 (dump_may_aliases_for): Likewise.
26000 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26001 (add_call_clobber_ops): Likewise.
26002 (add_call_read_ops): Likewise.
26003 (get_asm_expr_operands): Likewise.
26004 * tree-into-ssa.c (dump_decl_set): Likewise.
26005 (update_ssa): Likewise.
26006 * tree-sra.c (scan_function): Likewise.
26007 (decide_instantiations): Likewise.
26008 (scalarize_parms): Likewise.
26009 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26010 (dsa_named_for): Likewise.
26011 * tree-ssa-structalias.c (update_alias_info): Likewise.
26012 (merge_smts_into): Likewise.
26014 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26017 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
26018 * c-opts.c (c_common_handle_option): Wall enables
26019 Wvolatile-register-var.
26020 * common.opt: Move Wvolatile-register-var to...
26023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26025 * common.opt (Wlarger-than=): New.
26026 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26028 * opts.c (common_handle_option): Handle -Wlarger-than=.
26029 * optc-gen.awk: Likewise.
26030 * opth-gen.awk: Likewise.
26031 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26032 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26034 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26036 * c-common.c (match_case_to_enum_1): Add appropriate
26037 OPT_W* parameter to warning.
26038 (c_do_switch_warnings): Likewise.
26039 * c-typeck.c (warning_init): Add one more parameter following
26040 'warning' function.
26041 (push_init_level): Update call to warning_init.
26042 (pop_init_level): Likewise.
26043 (add_pending_init): Likewise.
26044 (output_init_element: Likewise.
26046 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26049 * toplev.c (toplev_main): If there are warnings or error, print
26050 errors for ignored options.
26051 * opts.c (ignored_options): New static variable.
26052 (postpone_unknown_option_error): New.
26053 (print_ignored_options): New.
26054 (handle_option): Postpone errors for unknown -Wno-* options.
26055 * opts.h (print_ignored_options): Declare.
26057 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26059 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26062 2008-02-25 Richard Guenther <rguenther@suse.de>
26065 2008-02-25 Richard Guenther <rguenther@suse.de>
26067 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26068 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26069 (lookup_decl_from_uid): Declare.
26070 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26071 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26072 (decl_for_uid_map): New global hashtable mapping DECL_UID
26074 (init_ttree): Allocate it.
26075 (insert_decl_to_uid_decl_map): New helper function.
26076 (make_node_stat): Insert new decls into the map.
26077 (copy_node_stat): Likewise.
26078 (lookup_decl_from_uid): New function.
26079 (print_decl_for_uid_map_statistics): New helper.
26080 (dump_tree_statistics): Call it.
26082 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26083 (referenced_var_iterator): Adjust.
26084 (FOR_EACH_REFERENCED_VAR): Adjust.
26085 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26086 (num_referenced_vars): Adjust.
26087 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26088 (first_referenced_var): Remove.
26089 (end_referenced_vars_p): Likewise.
26090 (next_referenced_var): Likewise.
26091 (referenced_var_iterator_set): New helper function.
26092 * tree-dfa.c (referenced_var_lookup): Adjust.
26093 (referenced_var_check_and_insert): Likewise.
26094 (remove_referenced_var): Likewise.
26095 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26096 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26097 (verify_call_clobbering): Likewise.
26098 (verify_memory_partitions): Likewise.
26099 (init_tree_ssa): Allocate bitmap instead of hashtable for
26101 (delete_tree_ssa): Adjust.
26102 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26103 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26104 (compute_tag_properties): Likewise.
26105 (set_initial_properties): Likewise.
26106 (find_partition_for): Likewise.
26107 (update_reference_counts): Likewise.
26108 (dump_may_aliases_for): Likewise.
26109 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26110 (add_call_clobber_ops): Likewise.
26111 (add_call_read_ops): Likewise.
26112 (get_asm_expr_operands): Likewise.
26113 * tree-into-ssa.c (dump_decl_set): Likewise.
26114 (update_ssa): Likewise.
26115 * tree-sra.c (scan_function): Likewise.
26116 (decide_instantiations): Likewise.
26117 (scalarize_parms): Likewise.
26118 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26119 (dsa_named_for): Likewise.
26120 * tree-ssa-structalias.c (update_alias_info): Likewise.
26121 (merge_smts_into): Likewise.
26123 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26126 * doc/invoke.texi (-fcx-limited-range): Document new option.
26127 * toplev.c (process_options): Handle -fcx-fortran-rules.
26128 * common.opt: Add documentation for -fcx-fortran-rules.
26130 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26133 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26134 actual behaviour and C99.
26136 2008-02-26 Ben Elliston <bje@au.ibm.com>
26138 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26139 (ASM_CPU_POWER6_SPEC): Likewise.
26140 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26141 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26142 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26144 2008-02-25 Richard Guenther <rguenther@suse.de>
26146 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26147 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26148 (lookup_decl_from_uid): Declare.
26149 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26150 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26151 (decl_for_uid_map): New global hashtable mapping DECL_UID
26153 (init_ttree): Allocate it.
26154 (insert_decl_to_uid_decl_map): New helper function.
26155 (make_node_stat): Insert new decls into the map.
26156 (copy_node_stat): Likewise.
26157 (lookup_decl_from_uid): New function.
26158 (print_decl_for_uid_map_statistics): New helper.
26159 (dump_tree_statistics): Call it.
26161 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26162 (referenced_var_iterator): Adjust.
26163 (FOR_EACH_REFERENCED_VAR): Adjust.
26164 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26165 (num_referenced_vars): Adjust.
26166 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26167 (first_referenced_var): Remove.
26168 (end_referenced_vars_p): Likewise.
26169 (next_referenced_var): Likewise.
26170 (referenced_var_iterator_set): New helper function.
26171 * tree-dfa.c (referenced_var_lookup): Adjust.
26172 (referenced_var_check_and_insert): Likewise.
26173 (remove_referenced_var): Likewise.
26174 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26175 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26176 (verify_call_clobbering): Likewise.
26177 (verify_memory_partitions): Likewise.
26178 (init_tree_ssa): Allocate bitmap instead of hashtable for
26180 (delete_tree_ssa): Adjust.
26181 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26182 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26183 (compute_tag_properties): Likewise.
26184 (set_initial_properties): Likewise.
26185 (find_partition_for): Likewise.
26186 (update_reference_counts): Likewise.
26187 (dump_may_aliases_for): Likewise.
26188 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26189 (add_call_clobber_ops): Likewise.
26190 (add_call_read_ops): Likewise.
26191 (get_asm_expr_operands): Likewise.
26192 * tree-into-ssa.c (dump_decl_set): Likewise.
26193 (update_ssa): Likewise.
26194 * tree-sra.c (scan_function): Likewise.
26195 (decide_instantiations): Likewise.
26196 (scalarize_parms): Likewise.
26197 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26198 (dsa_named_for): Likewise.
26199 * tree-ssa-structalias.c (update_alias_info): Likewise.
26200 (merge_smts_into): Likewise.
26202 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26205 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26206 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26207 * alias.h (nonoverlapping_memrefs_p): Likewise.
26209 2008-02-25 Jan Beulich <jbeulich@novell.com>
26211 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26212 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26213 __emultls_get_address, __emultls_register_common,
26214 __floatundi?f, and _Unwind_GetIPInfo.
26215 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26216 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26217 (gen_regparm_prefix): Likewise.
26218 (i386_nlm_encode_section_info): Sync with
26219 config/i386/winnt.c:i386_pe_encode_section_info().
26220 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26221 i386_nlm_mangle_decl_assembler_name): New.
26222 (netware_override_options): New.
26223 * config/i386/netware.h (netware_override_options): Declare.
26224 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26225 (i386_nlm_mangle_decl_assembler_name): Declare.
26226 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26228 2008-02-25 Ben Elliston <bje@au.ibm.com>
26231 * c-decl.c (grokdeclarator): Remove unused local variables
26232 `typedef_type' and `type_as_written'.
26234 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26235 unused local variable `has_hot_blocks'.
26236 (fix_crossing_conditional_branches): Remove unused local variable
26239 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26241 PR middle-end/19984
26242 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26243 using DEF_C99_BUILTIN.
26244 (BUILT_IN_NANF): Ditto.
26245 (BUILT_IN_NANL): Ditto.
26247 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26248 Revital Eres <eres@il.ibm.com>
26250 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26251 regarding the order of two dependent insns in the same row.
26253 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26255 * stor-layout.c (layout_decl): Do not bump the alignment of a
26256 bit-field to more than byte alignment if it is packed.
26258 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26260 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26263 2008-02-24 Diego Novillo <dnovillo@google.com>
26265 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26268 * tree-vrp.c (vrp_evaluate_conditional): With
26269 -Wtype-limits, emit a warning when comparing against a
26270 constant outside the natural range of OP0's type.
26271 * c.opt (Wtype-limits): Move ...
26272 * common.opt (Wtype-limits): ... here.
26274 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26276 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26277 * config/rs6000/e300c2c3.md: New file.
26278 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26280 (rs6000_override_options): Add e300c2 and e300c3 cases to
26281 processor_target_table. Do not allow usage of Altivec or Spe
26282 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26283 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26284 * config/rs6000/rs6000.h (processor_type): Add
26285 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26286 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26287 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26288 and ppce300c3. Include e300c2c3.md.
26290 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26292 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26293 instead of TARGET_STRICT_ALIGN.
26295 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26297 * explow.c (memory_address): Assert that the generated address is
26300 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26303 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26304 * config/darwin-ppc-ldouble-patch.def: New file.
26305 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26306 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26307 SUBTARGET_INIT_BUILTINS if defined.
26308 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26311 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26314 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26315 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26317 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26320 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26321 file" warning condtional on -Winvalid-PCH.
26323 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26325 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26327 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26331 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26332 prevent reload from using MMX registers.
26333 (*mov<mode>_internal): Ditto.
26334 (*movv2sf_internal_rex64): Ditto.
26335 (*movv2sf_internal): Ditto.
26337 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26339 PR documentation/31569
26340 * doc/install.texi2html: Use makeinfo --no-number-sections.
26342 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26344 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26345 ensure that we can address an entire entity > 8 bytes. Don't
26346 generate reg+reg addressing for such data.
26348 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26350 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26351 strings when optimizing for size, unless the target cares about
26354 2008-02-22 Tom Tromey <tromey@redhat.com>
26356 * regclass.c (current_pass): Remove declaration.
26358 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26360 * config/avr/libgcc.S (__RAMPZ__): Define.
26361 (__do_copy_data): Add for devices with 128KB code memory.
26363 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26365 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26367 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26369 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26371 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26374 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26377 * c-typeck.c (build_binary_op): Warn about floating point
26378 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26380 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26383 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26384 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26386 (rs6000_override_options): Set altivec_abi as default, not override,
26387 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26388 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26389 is used; use new member spe_abi.
26390 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26391 spe_abi and altivec_abi.
26393 2008-02-22 Tomas Bily <tbily@suse.cz>
26395 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26397 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26400 * config.build (build_file_translate): Set to `CMD //c' only if
26402 * Makefile.in (build_file_translate): Improve comment.
26404 2008-02-21 Jan Hubicka <jh@suse.cz>
26406 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26407 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26408 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26410 2008-02-21 Michael Matz <matz@suse.de>
26413 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26415 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26417 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26418 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26419 as insn constraint.
26420 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26421 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26422 SSE_VEC_FLOAT_MODE_P as insn constraint.
26423 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26424 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26425 sse4a_movntdf using MODEF mode iterator.
26426 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26427 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26428 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26429 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26430 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26431 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26432 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26434 2008-02-21 Richard Guenther <rguenther@suse.de>
26436 * tree.def (PAREN_EXPR): New tree code.
26437 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26439 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26440 * expr.c (expand_expr_real_1): Likewise.
26441 * tree-inline.c (estimate_num_insns_1): Likewise.
26442 * tree-complex.c (expand_complex_move): Likewise.
26443 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26446 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26449 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26451 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26454 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26456 * config/sh/sh.c (find_barrier): Don't go past
26457 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26459 2008-02-20 DJ Delorie <dj@redhat.com>
26461 * config/h8300/h8300.md (insv): Force source operand to be a register.
26463 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26464 as a jump, not as a plain insn.
26466 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26468 * doc/invoke.texi (Warning Options): Add new option
26469 -Wframe-larger-than=.
26470 (-Wframe-larger-than): Document.
26472 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26473 Add declarations for new option variables.
26475 * final.c (final_start_function): Check the frame size
26476 before emission and issue a Wframe-larger-than warning.
26478 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26479 Add definitions for new option variables.
26480 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26482 * common.opt (Wframe-larger-than=): New option.
26484 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26486 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26487 (<sse>_div<mode>3): Ditto.
26488 (<sse>_vmdiv<mode>3): Ditto.
26489 (<sse>_vmsqrt<mode>2): Ditto.
26490 (*smax<mode>3): Ditto.
26491 (sse5_frcz<mode>2): Ditto.
26492 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26493 as insn constraint.
26495 2008-02-20 Richard Guenther <rguenther@suse.de>
26497 PR middle-end/35265
26498 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26499 be happy with INTEGRAL_TYPE_P.
26501 2008-02-20 Richard Guenther <rguenther@suse.de>
26503 * fold-const.c (split_tree): Associate floatig-point expressions
26504 if flag_associative_math is set.
26506 2008-02-20 Richard Guenther <rguenther@suse.de>
26508 * tree.h (fold_real_zero_addition_p): Declare.
26509 * fold-const.c (fold_real_zero_addition_p): Export.
26510 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26511 floating-point operations with zero and one.
26513 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26515 * doc/install.texi: Correct references to CFLAGS, replacing them
26516 with BOOT_CFLAGS. Document flags used during bootstrap for
26519 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26521 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26522 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26523 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26525 (smin<mode>3): Ditto from similar patterns.
26526 (smax<mode>3): Ditto.
26527 (*ieee_smin<mode>3): Ditto.
26528 (*ieee_smax<mode>3): Ditto.
26529 * config/i386/sse.md (sse): New mode attribute.
26530 (mov<mode>): Macroize expander from movv4sf and movv2df using
26531 SSEMODEF2P mode iterator.
26532 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26533 SSE_VEC_FLOAT_MODE_P as insn constraint.
26534 (storent<mode>): Ditto.
26535 (storent<mode>): Macroize expander from storentsf and storentdf using
26536 MODEF mode iterator.
26537 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26538 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26539 (abs<mode>2): Ditto from similar patterns.
26540 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26541 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26542 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26543 (<sse>_vmsqrt<mode>2): Ditto.
26544 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26545 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26546 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26547 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26548 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26549 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26550 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26552 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26553 iterator and SSE_FLOAT_MODE_P as insn constraint.
26554 (<sse>_ucomi): Ditto from similar patterns.
26555 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26556 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26557 SSE_VEC_FLOAT_MODE_P as insn constraint.
26558 (vcond<mode>): Ditto from similar patterns.
26559 (and<mode>3, *and<mode>3): Ditto.
26560 (<sse>_nand<mode>3): Ditto.
26561 (ior<mode>3, *ior<mode>3): Ditto.
26562 (xor<mode>3, *xor<mode>3): Ditto.
26563 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26564 iterator and SSE_FLOAT_MODE_P as insn constraint.
26565 (*nand<mode>3): Ditto from similar patterns.
26566 (*ior<mode>3): Ditto.
26567 (*xor<mode>3): Ditto.
26569 2008-02-20 Ira Rosen <irar@il.ibm.com>
26571 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26572 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26573 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26575 2008-02-19 Jan Hubicka <jh@suse.cz>
26577 * predict.c (tree_bb_level_predictions): Remove variable next
26578 mistakely introduced by previous commit.
26580 2008-02-19 Jan Hubicka <jh@suse.cz>
26582 * predict.c (predict_paths_leading_to): Rewrite.
26583 (predict_paths_for_bb): New.
26584 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26586 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26589 * Makefile.in (build_file_translate): New.
26590 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26591 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26592 * configure.ac (build_file_translate): Substitute it.
26593 * configure: Regenerate.
26595 2008-02-19 Jan Hubicka <jh@suse.cz>
26597 PR rtl-optimization/34408
26598 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26601 2008-02-19 Jan Hubicka <jh@suse.cz>
26603 PR middle-end/28779
26604 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26607 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26610 * config/i386/i386-modes.def: Revert the last DI alignment
26611 change until Ada people can look into it.
26613 2008-02-19 Nick Clifton <nickc@redhat.com>
26615 * opts.c (print_specific_help): Fix typo in --help text.
26617 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26620 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26621 32-bit inline asm without asm alternatives for host GCC < 3.0.
26623 2008-02-19 Richard Guenther <rguenther@suse.de>
26625 PR tree-optimization/34989
26626 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26627 Allow propagation to INDIRECT_REF if we can simplify only.
26629 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26631 * c-common.c (warn_for_collisions_1): Use appropriate option when
26634 2008-02-19 Nick Clifton <nickc@redhat.com>
26637 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26638 (handle_options): Fix indentation.
26639 (print_filtered_help): If no language-specific options were
26640 displayed tell the user how to list all the options supported by
26641 the language's front-end.
26642 (print_specific_help): Fix indentation and remove duplicate line.
26643 (common_handle_option): Handle the -v option.
26644 For --help enable the display of undocumented options if the -v
26645 switch has been included on the command line.
26646 For --help= check for overlaps in the arguments between the option
26647 classes and the language names and issue a warning when they
26648 cannot be disambiguated.
26649 * c.opt (v): Pass on to the common option handler.
26651 2008-02-19 Revital Eres <eres@il.ibm.com>
26653 * modulo-sched.c (sms_schedule): Change dump message when
26654 create_ddg function fails.
26655 (try_scheduling_node_in_cycle): Rename row to cycle.
26656 (print_partial_schedule): Rename CYCLE to ROW.
26658 2008-02-19 Christian Bruel <christian.bruel@st.com>
26659 Zdenek Dvorak <ook@ucw.cz>
26661 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26663 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26666 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26667 (*x86_movdicc_0_m1_se): Ditto.
26669 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26671 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26672 (CMPtype): Define as __gcc_CMPtype.
26673 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26674 (CMPtype): Define as __gcc_CMPtype.
26676 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26678 Support valgrind 3.3 for --enable-checking=valgrind.
26679 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26681 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26682 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26683 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26684 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26685 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26686 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26687 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26689 * ggc-zone.c: Similar.
26690 * ggc-page.c: Similar.
26692 2008-02-19 Paul Brook <paul@codesourcery.com>
26695 * config/arm/ieee754-df.S: Fix do_it typo.
26696 * config/arm/ieee754-sf.S: Fix do_it typo.
26698 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26701 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26702 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26703 (OPTION_MASK_ISA_SSE_SET): Likewise.
26704 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26705 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26706 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26707 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26708 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26709 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26710 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26711 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26712 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26713 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26714 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26715 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26716 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26717 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26718 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26719 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26720 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26721 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26722 (OPTION_MASK_ISA_SSE4): Removed.
26723 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26724 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26725 (override_options): Don't turn on implied SSE/MMX bits in
26728 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26730 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26733 2008-02-18 Joey Ye <joey.ye@intel.com>
26735 PR middle-end/34921
26736 * tree-nested.c (insert_field_into_struct): Set type alignment
26737 to field alignment if the former is less than the latter.
26739 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26741 * BASE-VER: Set to 4.4.0.
26743 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26745 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26746 * doc/cfg.texi: Likewise.
26747 * doc/extend.texi: Likewise.
26748 * doc/gty.texi: Likewise.
26749 * doc/invoke.texi: Likewise.
26750 * doc/loop.texi: Likewise.
26751 * doc/md.texi: Likewise.
26752 * doc/passes.texi: Likewise.
26753 * doc/rtl.texi: Likewise.
26754 * doc/sourcebuild.texi: Likewise.
26755 * doc/tm.texi: Likewise.
26756 * doc/tree-ssa.texi: Likewise.
26758 2008-02-17 Richard Guenther <rguenther@suse.de>
26760 PR middle-end/35227
26761 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26762 without default definition.
26764 2008-02-17 Richard Guenther <rguenther@suse.de>
26766 PR tree-optimization/35231
26767 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26770 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26773 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26774 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26775 libgcc_cmp_return mode.
26777 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26780 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26782 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26784 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26787 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26789 * doc/c-tree.texi: Use `@.' where appropriate.
26790 * doc/extend.texi: Likewise.
26791 * doc/install.texi: Likewise.
26792 * doc/invoke.texi: Likewise.
26793 * doc/loop.texi: Likewise.
26794 * doc/makefile.texi: Likewise.
26795 * doc/md.texi: Likewise.
26796 * doc/passes.texi: Likewise.
26797 * doc/standards.texi: Likewise.
26798 * doc/tm.texi: Likewise.
26800 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26802 PR middle-end/35196
26803 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26805 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26806 rather than in entry_bb.
26808 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26810 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26811 libgcc_cmp_return mode.
26813 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26815 PR middle-end/35130
26816 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26817 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26819 2008-02-15 Richard Guenther <rguenther@suse.de>
26820 Zdenek Dvorak <ook@ucw.cz>
26822 PR tree-optimization/35164
26823 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26824 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26825 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26826 Only propagate addresses which do not have abnormal SSA_NAMEs
26829 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26832 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26834 2008-02-15 Jan Hubicka <jh@suse.cz>
26836 PR middle-end/35149
26837 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26839 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26841 PR middle-end/34621
26842 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26843 when calculating alignment_pad.
26845 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26847 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26848 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26849 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26850 and STACK_BOUNDARY define.
26852 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26854 PR preprocessor/35061
26855 * c-pragma.c (handle_pragma_pop_macro): Check that
26856 pushed_macro_table has been allocated.
26858 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26860 PR middle-end/35136
26861 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26862 (force_gimple_operand): Likewise.
26863 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26864 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26865 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26866 (find_interesting_uses_address): Check addressability and alignment
26867 of the base expression only after substituting bases of IVs into it.
26869 2008-02-14 Michael Matz <matz@suse.de>
26872 * function.c (instantiate_virtual_regs_in_insn): Reload address
26873 before falling back to reloading the whole operand.
26875 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26877 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26878 before the first section switch note.
26880 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26882 * doc/bugreport.texi: Update copyright years.
26883 * doc/c-tree.texi: Likewise.
26884 * doc/cfg.texi: Likewise.
26885 * doc/cpp.texi: Likewise.
26886 * doc/cppinternals.texi: Likewise.
26887 * doc/fragments.texi: Likewise.
26888 * doc/frontends.texi: Likewise.
26889 * doc/gcc.texi: Likewise.
26890 * doc/gty.texi: Likewise.
26891 * doc/hostconfig.texi: Likewise.
26892 * doc/implement-c.texi: Likewise.
26893 * doc/libgcc.texi: Likewise.
26894 * doc/loop.texi: Likewise.
26895 * doc/makefile.texi: Likewise.
26896 * doc/options.texi: Likewise.
26897 * doc/passes.texi: Likewise.
26898 * doc/rtl.texi: Likewise.
26899 * doc/sourcebuild.texi: Likewise.
26900 * doc/standards.texi: Likewise.
26901 * doc/tree-ssa.texi: Likewise.
26902 * doc/trouble.texi: Likewise.
26904 * doc/extend.texi: Use @: or add comma where appropriate.
26905 * doc/invoke.texi: Likewise.
26906 * doc/tm.texi: Likewise.
26908 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26911 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26914 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26916 * doc/md.texi (clz, ctz): Add reference.
26917 * doc/rtl.texi (clz, ctz): Likewise.
26919 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26922 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26925 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26927 * config/s390/s390.c (struct constant_pool): New field
26928 emit_pool_after added.
26929 (s390_mainpool_start): Set the emit_pool_after flag according
26930 to the section switch notes.
26931 (s390_mainpool_finish): Consider emit_pool_after when emitting
26932 the literal pool at the end of the function.
26933 (s390_chunkify_start): Force literal pool splits at section
26936 2008-02-13 Michael Matz <matz@suse.de>
26939 * var-tracking.c (clobber_variable_part): Correctly traverse the
26942 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26945 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26946 Add -fdump-ipa-inline.
26947 * tree-dump.c (dump_files): Remove tree-inlined dump.
26948 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26950 2008-02-12 Richard Guenther <rguenther@suse.de>
26952 PR tree-optimization/35171
26953 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26956 2008-02-12 Richard Guenther <rguenther@suse.de>
26958 PR middle-end/35163
26959 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26960 value-preserving mode. Disallow final truncation.
26962 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26964 PR middle-end/35136
26965 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26966 code from here to...
26967 (force_gimple_operand): ...here.
26969 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26972 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26973 non-compatible pointers.
26974 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26975 different FIELD_DECLs, try harder by comparing field offsets, sizes
26978 PR inline-asm/35160
26979 * function.c (match_asm_constraints_1): Don't replace the same input
26982 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26984 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26985 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26986 (expand_epilogue): Restore RAMPZ register.
26987 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26989 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26991 * config/i386/cygwin.asm: (__alloca): Correct calling
26992 convention and alignment.
26993 (__chkstk): Force 8 byte stack alignment.
26995 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26996 Richard Guenther <rguenther@suse.de>
26998 PR tree-optimization/33992
26999 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
27000 the zero we compare against.
27002 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
27004 PR libfortran/35063
27005 * gthr-win32.h (__gthread_mutex_destroy_function): New function
27006 to CloseHandle after unlocking to prevent accumulation of handle
27009 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27011 PR middle_end/34150
27012 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
27013 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
27014 and update LABEL_NUSES during and after reload.
27016 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
27018 PR middle-end/34627
27019 * combine.c (simplify_if_then_else): Make sure the comparison is
27020 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27022 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27025 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27026 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27027 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27028 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27029 * tree.h (get_type_static_bounds): Likewise.
27031 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27033 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27034 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27035 Make -Wfoo language annotations match what the compiler outputs.
27037 2008-02-08 Sa Liu <saliu@de.ibm.com>
27039 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27040 intrinsics spu_convts, spu_convtu, spu_convtf.
27042 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27044 * doc/extend.texi (Function Attributes) <noinline>: Mention
27045 asm ("") as method to keep calls.
27047 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27050 * doc/options.texi (Options): Replace references to opts.sh with
27052 * opts-common.c: Likewise.
27053 * optc-gen.awk: Likewise.
27055 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27057 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27059 2008-02-07 Richard Henderson <rth@redhat.com>
27062 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27063 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27066 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27068 PR tree-optimization/35085
27069 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27070 for operand entry oe2 in addition to operand entry oe3 in order to
27071 expose more opportunities for vectorizer sum reduction.
27073 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27076 * Makefile.in (LIBS): Remove $(GMPLIBS).
27077 (cc1-dummy, cc1): Add $(GMPLIBS).
27079 2008-02-06 Jan Hubicka <jh@suse.cz>
27082 * i386.md (moddf_integer): Do not produce partial memory stalls for
27083 targets where it hurts.
27085 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27088 * optabs.c (expand_float): Do not check for decimal modes when
27089 expanding unsigned integer through signed conversion.
27091 2008-02-06 Nick Clifton <nickc@redhat.com>
27093 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27094 inside the clobber with a match_operand and duplicated operand
27095 number in the constraint.
27096 (ineqbranchsi): Delete redundant comment.
27098 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27100 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27101 builtin_define ("__USE_INIT_FINI__").
27102 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27104 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27106 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27108 PR documentation/30330
27109 * doc/invoke.texi (C++ Dialect Options)
27110 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27111 For each warning option -Wfoo that allows -Wno-foo, ensure both
27112 -Wfoo and -Wno-foo are listed in the option index. Fix index
27113 entry of -Wswitch-default, index -Wnormalized= including the
27114 `=', and -Wlarger-than-@var{len} including @var{len}.
27116 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27118 * config/i386/i386.md (floatunssisf2): Use
27119 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27120 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27121 Macroize expander using MODEF mode iterator.
27123 2008-02-05 Diego Novillo <dnovillo@google.com>
27125 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27128 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27130 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27133 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27135 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27138 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27139 to indicate if a message should be generated.
27140 (init_cumulative_args): Updated.
27141 (function_value_32): Likewise.
27143 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27145 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27147 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27150 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27151 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27153 2008-02-04 Diego Novillo <dnovillo@google.com>
27155 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27158 * tree-vrp.c (vrp_evaluate_conditional): With
27159 -Wtype-limits, emit a warning when comparing against a
27160 constant outside the natural range of OP0's type.
27162 2008-02-04 Richard Guenther <rguenther@suse.de>
27164 PR middle-end/33631
27165 * expr.c (count_type_elements): Give for unions instead of
27168 2008-02-04 Richard Guenther <rguenther@suse.de>
27170 PR middle-end/35043
27171 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27172 to TYPE_DOMAINs base type instead of using bitsizetype here.
27174 2008-02-03 Jason Merrill <jason@redhat.com>
27176 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27178 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27181 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27182 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27183 (RS/6000 and PowerPC Options): Fix typos and markup.
27184 * doc/passes.texi (Tree-SSA passes): Likewise.
27186 2008-02-02 Michael Matz <matz@suse.de>
27189 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27190 from record_last_reg_set_info.
27191 (record_last_reg_set_info): Take an RTX argument, iterate over all
27192 constituent hardregs.
27193 (record_last_set_info, record_opr_changes): Change calls to
27194 new signature or to record_last_reg_set_info_regno.
27196 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27198 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27200 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27202 PR rtl-optimization/34773
27203 * reg-notes.def (EQUAL): Mention significance of combination of
27204 REG_EQUAL and REG_RETVAL.
27205 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27206 insn that has a REG_RETVAL.
27208 2008-02-01 Roger Sayle <roger@eyesopen.com>
27211 * configure.ac (--enable-fixed-point): Disable unless explicitly
27213 * configure: Regenerate.
27215 2008-02-01 Richard Guenther <rguenther@suse.de>
27218 * invoke.texi (-finline-limit): Remove no longer true parts
27219 of the documentation. Note that there is no default value.
27221 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27222 Mark Mitchell <mark@codesourcery.com>
27223 Ben Elliston <bje@au.ibm.com>
27226 * doc/extend.texi (Other Builtins): Document.
27228 2008-01-31 Tom Browder <tom.browder@gmail.com>
27230 * doc/c-tree.texi (Types): Fix grammar.
27231 (Expression trees): Ditto.
27232 * doc/passes.texi (Tree-SSA passes): Ditto.
27234 * doc/configterms.texi (Configure Terms): Fix typo.
27235 * doc/cpp.texi (Common Predefined Macros): Ditto.
27236 * doc/md.texi (Machine Constraints): Ditto.
27238 * doc/makefile.texi (Makefile): Add comma.
27240 2008-01-31 Tom Browder <tom.browder@gmail.com>
27241 Gerald Pfeifer <gerald@pfeifer.com>
27243 * doc/sourcebuild.texi (Front End): Remove references to CVS
27244 and CVSROOT/modules.
27245 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27246 (Back End): Remove reference to CVS.
27248 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27251 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27253 (mips16_gp_pseudo_reg): ...here.
27254 * config/mips/mips.md (load_const_gp): Replace with...
27255 (load_const_gp_<mode>): ...this :P-based insn.
27257 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27259 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27260 options. Minor fixes.
27261 (-std): Move reference to standards closer to where language
27262 standards are first mentioned.
27264 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27266 PR rtl-optimization/34995
27267 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27268 parameter and return a bool. If the rtx parameter is nonnull,
27269 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27270 (find_reloads): Update call accordingly. Pass the new operand
27271 if it needed no address reloads, otherwise pass null.
27273 2008-01-30 Richard Henderson <rth@redhat.com>
27276 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27277 for unbounded arrays.
27279 2008-01-30 Silvius Rus <rus@google.com>
27281 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27283 2008-01-30 Jan Hubicka <jh@suse.cz>
27286 * i386.c (init_cumulative_args): Use real function declaration when
27289 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27291 PR rtl-optimization/34998
27292 * global.c (build_insn_chain): Treat non-subreg_lowpart
27293 SUBREGs of pseudos as clobbering all the words covered by the
27294 SUBREG, not just all the bytes.
27295 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27296 original df_ref rather than an extract parameter.
27297 (global_conflicts): Update call accordingly.
27299 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27301 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27302 the overflow check to make it easier to read.
27303 (__fixtfdi): Change the type of the ll member in union
27304 long_double to UDItype_x.
27306 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27308 PR middle-end/34969
27309 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27310 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27311 * tree-inline.c (fold_marked_statements): Call
27312 cgraph_update_edges_for_call_stmt if folding a call statement.
27313 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27314 debug_generic_stmt calls, reset it back afterwards.
27317 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27319 * c-typeck.c (build_external_ref): Don't pedwarn about
27320 static vars in current function's scope.
27322 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27324 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27326 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27329 * ipa-struct-reorg.c: Fix spelling.
27330 * params.def: Ditto.
27332 2008-01-29 Richard Guenther <rguenther@suse.de>
27334 PR middle-end/35006
27335 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27337 * tree-inline.c (remap_type): Increment remapping_type_depth
27338 around remapping types.
27339 (copy_body_r): Only add referenced variables if they are referenced
27340 from code, not types.
27342 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27353 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27354 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27356 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27359 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27360 pointer for tiny stack.
27362 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27364 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27366 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27368 * config/vx-common.h: Fix typo in comment.
27370 2008-01-28 Ian Lance Taylor <iant@google.com>
27374 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27375 coalesce pointers if they have different DECL_NO_TBAA_P values.
27376 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27377 between variables with different DECL_NO_TBAA_P values.
27379 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27382 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27383 are not legitimate small data references on SPE targets.
27385 2008-01-28 David Daney <ddaney@avtrex.com>
27387 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27389 2008-01-28 David Daney <ddaney@avtrex.com>
27391 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27393 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27395 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27396 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27397 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27398 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27399 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27400 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27401 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27402 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27404 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27406 * basic-block.h (condjump_equiv_p): Fix comment.
27408 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27410 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27411 print_generic_stmt_indented): Fix comment.
27413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27415 * configure.ac (__stack_chk_fail): Add detecion for availability
27416 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27417 * configure: Regenerate.
27419 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27421 PR middle-end/34688
27422 * final.c (output_addr_const): Handle TRUNCATE.
27424 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27427 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27428 (zero_cost, infinite_cost): New constants.
27429 (struct cost_pair): Change type of cost to comp_cost.
27430 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27431 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27433 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27434 split_address_cost, ptr_difference_cost, difference_cost,
27435 get_computation_cost_at, get_computation_cost,
27436 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27437 determine_use_iv_cost_condition, determine_use_iv_costs,
27438 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27439 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27440 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27441 Change type of cost to comp_cost.
27442 (determine_iv_cost): Increase cost of non-original ivs, instead
27443 of decreasing the cost of original ones.
27444 (get_address_cost): Indicate the complexity of the addressing mode
27446 (try_add_cand_for): Prefer using ivs not specific to some object.
27447 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27449 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27450 Janis Johnson <janis187@us.ibm.com>
27453 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27454 (TARGET_INSTANTIATE_DECLS): Likewise.
27455 * target.h (expand_to_rtl_hook): New target hook.
27456 (instantiate_decls): Likewise.
27457 * function.c (instantiate_decl): Make non-static. Rename to...
27458 (instantiate_decl_rtl): ... this.
27459 (instantiate_expr): Use instantiate_decl_rtl.
27460 (instantiate_decls_1): Likewise.
27461 (instantiate_decls): Likewise.
27462 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27463 * function.h (instantiate_decl_rtl): Add prototype.
27464 * cfgexpand.c (target.h): New include.
27465 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27466 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27467 (TARGET_INSTANTIATE_DECLS): Likewise.
27468 (TARGET_INITIALIZER): New target hooks added.
27469 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27471 * config/rs6000/rs6000.c (tree-flow.h): New include.
27472 (machine_function): Add sdmode_stack_slot field.
27473 (rs6000_alloc_sdmode_stack_slot): New function.
27474 (rs6000_instantiate_decls): Likewise.
27475 (rs6000_secondary_memory_needed_rtx): Likewise.
27476 (rs6000_check_sdmode): Likewise.
27477 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27478 (TARGET_INSTANTIATE_DECLS): Likewise.
27479 (rs6000_hard_regno_mode_ok): Allow SDmode.
27480 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27481 (rs6000_emit_move): Handle SDmode.
27482 (function_arg_advance): Likewise.
27483 (function_arg): Likewise.
27484 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27485 SDmode var args for 32-bit compiles.
27486 (rs6000_secondary_reload_class): Handle SDmode.
27487 (rs6000_output_function_epilogue): Likewise.
27488 (rs6000_function_value): Simplify if statement.
27489 (rs6000_libcall_value): Likewise.
27490 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27491 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27492 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27493 (movsd_hardfloat): New define_insn.
27494 (movsd_softfloat): Likewise.
27495 (movsd_store): Likewise.
27496 (movsd_load): Likewise.
27497 (extendsddd2): Likewise.
27498 (extendsdtd2): Likewise.
27499 (truncddsd2): Likewise.
27500 (movdd_hardfloat64): Fixup comment.
27501 (UNSPEC_MOVSD_LOAD): New constant.
27502 (UNSPEC_MOVSD_STORE): Likewise.
27504 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27507 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27509 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27510 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27511 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27512 and TRUTH_XOR_EXPR.
27514 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27517 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27518 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27519 __LONGDOUBLE128 too.
27520 * config/rs6000/aix61.h: New file.
27522 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27524 PR rtl-optimization/34959
27525 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27526 popcount and parity rtxes the same mode as their operand.
27527 Truncate or extend the result to the return value's mode
27530 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27533 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27534 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27535 to GOT_VERSION_REGNUM.
27536 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27537 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27538 * config/mips/mips.c (mips_emit_call_insn): New function.
27539 (mips_call_tls_get_addr): Call mips_expand_call directly.
27540 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27542 (mips16_build_call_stub): Likewise. Return the call insn or null.
27543 (mips_expand_call): Update the call to mips16_build_call_stub
27544 accordingly and a remove redundant condition. Assert that MIPS16
27545 stubs do not use lazy binding. Use mips_emit_call_insn and return
27547 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27549 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27550 (mips_avoid_hazard): Remove hazard_set handling.
27551 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27552 (UNSPEC_RESTORE_GP): ...this.
27553 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27554 (FAKE_CALL_REGNO): Rename to...
27555 (GOT_VERSION_REGNUM): ...this.
27556 (type): Add "ghost" value. Add an associated insn reservation.
27557 (hazard_set): Remove.
27558 (exception_receiver): Rename to...
27559 (restore_gp): ...this and update the unspec identifier accordingly.
27560 (exception_receiver, nonlocal_got_receiver): New expanders.
27561 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27562 FAKE_CALL_REGNO. Remove hazard_set attribute.
27563 (set_got_version, update_got_version): New patterns.
27565 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27568 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27570 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27573 * doc/install.texi2html: Generate gcc-vers.texi.
27575 2008-01-25 DJ Delorie <dj@redhat.com>
27577 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27579 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27581 * config/c4x: Remove directory.
27582 * config.gcc (crx-*, mt-*): Mark obsolete.
27583 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27584 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27585 sh-*-rtemscoff*): Remove cases.
27586 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27587 * real.c (encode_c4x_single, decode_c4x_single,
27588 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27589 c4x_extended_format): Remove.
27590 * real.h (c4x_single_format, c4x_extended_format): Remove.
27591 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27593 (Pragmas): Remove comment about c4x pragmas.
27594 * doc/install.texi (c4x): Remove target-specific instructions.
27595 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27596 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27597 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27598 refer to C4x source files as examples.
27599 (C4X_FLOAT_FORMAT): Remove documentation.
27601 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27603 * config/bfin/bfin.c (override_options): Reorder tests so that
27604 flag_pic gets enabled for -msep-data.
27606 2008-01-25 Richard Guenther <rguenther@suse.de>
27608 PR middle-end/32244
27609 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27610 to its bitfield precision if required.
27612 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27614 PR middle-end/33880
27615 * tree-nested.c (walk_omp_for): New function.
27616 (convert_nonlocal_reference, convert_local_reference): Call
27617 walk_omp_for on OMP_FOR.
27618 (convert_call_expr): Call walk_body on OMP_FOR's
27619 OMP_FOR_PRE_INIT_BODY.
27621 2008-01-25 Richard Guenther <rguenther@suse.de>
27623 PR tree-optimization/34966
27624 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27625 default defs and PHI_NODEs we have to insert after the
27626 defining statement.
27628 2008-01-24 Nick Clifton <nickc@redhat.com>
27630 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27631 Provide a default definition.
27632 (LIBGCC2_UNITS_PER_WORD): Likewise.
27634 * config/stormy16/stormy16.c: Include df.h for the prototype
27635 for df_regs_ever_live_p.
27636 (xstormy16_expand_builtin_va_start): Convert the stack offset
27637 into a component_ref and then use POINTER_PLUS_EXPR to add it
27638 to the incoming_virtual_args_rtx.
27639 (xstormy16_gimplify_va_arg_expr): Rename to
27640 xstormy16_gimplify_va_arg_expr.
27641 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27642 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27643 xstormy16_gimplify_va_arg_expr.
27644 Fix up some formatting issues.
27646 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27647 Move to predicates.md.
27648 (xs_hi_general_operand): Likewise.
27649 (xs_hi_nonmemory_operand): Likewise.
27650 * config/stormy16/predicates.md:
27651 (xstormy16_carry_plus_operand): New predicate.
27652 (xs_hi_general_operand): New predicate.
27653 (xs_hi_nonmemory_operand): New predicate.
27654 * config/stormy16/stormy16-protos.h:
27655 (xstormy16_carry_plus_operand): Delete prototype.
27656 (xs_hi_general_operand): Likewise.
27657 (xs_hi_nonmemory_operand): Likewise.
27659 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27660 modifiers as they are no longer needed and they can trigger
27661 reload spill failures.
27663 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27664 with a match_operand in order to help reload.
27666 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27667 constraint with 'e' for the 8th alternative as this version of
27668 the mov.w instruction only accepts the lower 8 registers.
27670 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27673 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27674 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27677 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27679 PR middle-end/33333
27680 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27682 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27684 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27686 (remove_structure): Update allocations list before removing structure.
27688 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27690 * ipa-struct-reorg.c (is_safe_cond_expr,
27691 create_new_stmts_for_cond_expr): Use integer_zerop function,
27692 that recognize not only zero-pointer, but zero-integer too.
27694 2008-01-25 Ben Elliston <bje@au.ibm.com>
27697 * fixproto: Escape "." in sed expression that strips leading "./".
27699 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27702 * gcc.c (SWITCH_OK): Removed.
27703 (SWITCH_LIVE): Changed to bit.
27704 (SWITCH_FALSE): Likewise.
27705 (SWITCH_IGNORE): Likewise.
27706 (switchstr): Change live_cond to unsigned int.
27707 (process_command): Replace SWITCH_OK with 0.
27708 (do_self_spec): Likewise.
27709 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27710 (give_switch): Likewise.
27711 (used_arg): Likewise.
27712 (do_spec_1): Set the SWITCH_IGNORE bit.
27713 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27714 bits. Set the SWITCH_LIVE bit.
27716 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27718 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27720 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27722 PR tree-optimization/34472
27723 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27724 parameter to a "bool *" and set *DATA to false if there is
27725 an unsafe access. Do not delete the structure here.
27726 (check_cond_exprs): Delete it here instead.
27727 (check_cond_exprs, exclude_cold_structs): Do not increase
27728 I when removing a structure.
27730 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27733 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27734 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27736 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27738 PR middle-end/34934
27739 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27740 a fixed vector for stack.
27742 2008-01-24 Ben Elliston <bje@au.ibm.com>
27745 * doc/gcc.texi (Software development): Add a direntry for g++.
27747 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27749 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27750 stale and straggling -fforce-addr comments above.
27752 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27754 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27755 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27757 2008-01-23 Michael Matz <matz@suse.de>
27760 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27763 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27765 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27766 malloc result type.
27768 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27770 * config/avr/avr.c (avr_current_arch): New variable.
27771 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27772 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27773 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27774 (avr_override_options): Init 'avr_current_arch'.
27775 (base_arch_s): Move from here...
27776 * config/avr/avr.h (base_arch_s): ... here. Add new members
27777 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27778 'mega' to 'have_jmp_call'.
27779 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27780 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27782 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27784 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27785 MULTILIB_MATCHES): Ditto.
27787 2008-01-23 Richard Guenther <rguenther@suse.de>
27789 PR middle-end/31529
27790 * cgraphunit.c (cgraph_reset_node): Always mark the node
27791 not reachable if it is not queued already.
27793 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27795 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27796 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27797 (cputype_selected): New static variable.
27798 (bfin_handle_option): Set it if -mcpu is used.
27799 (override_option): Select default set of workarounds if no cpu type
27800 selected on the command line.
27801 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27803 From Michael Frysinger <michael.frysinger@analog.com>
27804 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27805 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27807 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27808 for bf547, bf523, bf524, and bf526.
27809 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27811 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27812 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27813 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27814 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27815 * doc/invoke.texi (Blackfin Options): Document that
27816 -mcpu now accept bf547, bf523, bf524, and bf526.
27818 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27820 PR rtl-optimization/34628
27821 * combine.c (try_combine): Stop and undo after the first combination
27822 if an autoincrement side-effect on the first insn has effectively
27825 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27828 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27829 Offset addresses are not valid for Altivec or paired float modes.
27831 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27834 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27835 if DECL_INITIAL (decl) is error_mark_node.
27838 * c-common.c (handle_vector_size_attribute): Only allow
27839 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27840 the same way as pointer, array etc. types.
27841 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27844 * tree.c (build_type_attribute_qual_variant): Call
27845 build_qualified_type if attributes are equal, but quals are not.
27847 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27850 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27851 * flags.h (warn_strict_aliasing): Remove.
27852 (warn_strict_overflow): Remove.
27853 * opts.c (warn_strict_aliasing): Remove.
27854 (warn_strict_overflow): Remove.
27855 * c-opts.c (c_common_handle_option): -Wall only sets
27856 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27857 (c_common_post_options): Give default values to -Wstrict-aliasing
27858 and -Wstrict-overflow if they are uninitialized.
27859 * common.opt (Wstrict-aliasing): Specify Var and Init.
27860 (Wstrict-overflow): Likewise.
27862 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27864 PR rtl-optimization/26854
27865 PR rtl-optimization/34400
27866 PR rtl-optimization/34884
27867 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27869 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27870 (df_rd_bb_info.expanded_lr_out): Deleted
27871 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27872 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27873 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27874 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27875 Removed code to allocate, initialize or free expanded_lr_out.
27876 (df_rd_bb_local_compute_process_def): Restructured to make more
27878 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27879 sets if the sets are being trimmed.
27881 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27884 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27885 (as_vers): Likewise.
27886 * configure: Regenerated.
27888 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27890 PR middle-end/33092
27891 * tree-pass.h (pass_build_alias): New pass.
27892 * tree-ssa-alias.c (gate_build_alias): New.
27893 (pass_build_alias): New.
27894 * passes.c (init_optimization_passes): Add pass_build_alias after
27895 pass_create_structure_vars.
27897 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27899 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27900 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27901 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27902 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27903 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27904 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27905 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27906 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27907 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27908 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27909 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27910 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27911 * config/s390/s390.md (FP_ALL): New mode iterator.
27912 (_d): New mode attribute.
27913 ("*signbit<mode>2>"): Changed mode of first operand.
27914 ("isinf<mode>2"): Changed mode of first operand.
27915 ("*TDC_insn"): Adaptation for DFP modes.
27917 2008-01-22 Ben Elliston <bje@au.ibm.com>
27919 * tree.c (check_qualified_type): Improve function description.
27921 2008-01-21 Jason Merrill <jason@redhat.com>
27924 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27925 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27928 2008-01-21 DJ Delorie <dj@redhat.com>
27930 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27933 2008-01-21 Richard Guenther <rguenther@suse.de>
27935 PR middle-end/34856
27936 * tree-cfg.c (verify_expr): Allow all invariant expressions
27937 instead of just constant class ones as reference argument.
27938 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27939 like any other constant.
27940 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27942 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27944 * regmove.c (fixup_match_1): Update call crossed frequencies.
27946 2008-01-21 Richard Guenther <rguenther@suse.de>
27949 * tree-inline.c (setup_one_parameter): Deal with mismatched
27950 types using a VIEW_CONVERT_EXPR.
27952 2008-01-21 Alon Dayan <alond@il.ibm.com>
27953 Olga Golovanevsky <olga@il.ibm.com>
27955 PR tree-optimization/34701
27956 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27957 when the structure size is not a power of 2.
27959 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27961 * doc/install.texi: Add doc for --enable-checking=df.
27963 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27965 PR rtl-optimization/34808
27966 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27968 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27970 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27973 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27975 PR rtl-optimization/26854
27976 PR rtl-optimization/34400
27977 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27979 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27980 (df_rd_bb_info.expanded_lr_out): New.
27981 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27982 * loop_iv.c (iv_analysis_loop_init): Ditto.
27983 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27984 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27985 Added code to allocate, initialize or free expanded_lr_out.
27986 (df_rd_bb_local_compute_process_def): Restructured to make
27987 more understandable.
27988 (df_rd_confluence_n): Add code to do nothing with fake edges and
27989 code to no apply invalidate_by_call sets if the sets are being trimmed.
27990 (df_lr_local_finalize): Renamed to df_lr_finalize.
27991 (df_live_local_finalize): Renamed to df_live_finalize.
27993 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27996 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27997 deciding whether to use reciprocal instructions.
27999 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
28001 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
28002 dwarf2out_note_section_used if cold_text_section is NULL.
28004 2008-01-19 Jakub Jelinek <jakub@redhat.com>
28006 PR gcov-profile/34610
28007 * tree-cfg.c (make_edges): Mark both outgoing edges from
28008 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
28009 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
28010 from OMP_FOR and OMP_CONTINUE outgoing edges.
28012 * tree-profile.c (tree_profiling): Return early if
28013 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
28015 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
28016 from cfun to child_cfun.
28017 * function.h (struct function): Add after_tree_profile bit.
28019 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28021 * config/avr/avr.S (_exit): Disable interrupt.
28023 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28024 Steven Bosscher <stevenb.gcc@gmail.com>
28026 PR rtl-optimization/26854
28027 PR rtl-optimization/34400
28028 * df-problems.c (df_live_scratch): New scratch bitmap.
28029 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28030 (df_live_reset): Clear the proper bitmaps.
28031 (df_live_bb_local_compute): Only process the artificial defs once
28032 since the order is not important.
28033 (df_live_init): Init the df_live sets only with the variables
28034 found live by df_lr.
28035 (df_live_transfer_function): Use the df_lr sets to prune the
28036 df_live sets as they are being computed.
28037 (df_live_free): Free df_live_scratch.
28039 2008-01-18 Ian Lance Taylor <iant@google.com>
28041 * common.opt: Add fmerge-debug-strings.
28042 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28043 flag_merge_debug_strings rather than flag_merge_constants.
28044 * doc/invoke.texi (Option Summary): Mention
28045 -fmerge-debug-strings.
28046 (Debugging Options): Document -fmerge-debug-strings.
28048 2008-01-18 Ian Lance Taylor <iant@google.com>
28051 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28052 (struct tree_function_decl): Add new field operator_new_flag.
28053 * tree-inline.c (expand_call_inline): When inlining a call to
28054 operator new, force the return value to go into a variable, and
28055 set DECL_NO_TBAA_P on that variable.
28056 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28058 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28061 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28062 DWARF2_DEBUGGING_INFO.
28063 (dwarf2out_note_section_used): Ditto. Add prototype.
28064 (have_multiple_function_sections, text_section_used,
28065 cold_text_section_used, *cold_text_sections): Move declarations
28068 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28070 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28071 field and add signal_ra.
28072 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28073 assignments to frame state pc. Move end of stack check after
28074 MD_FALLBACK_FRAME_STATE_FOR.
28075 (uw_update_context_1): Use frame state signal_regs if set, instead
28076 of checking signal_frame flag.
28077 (uw_update_context): Use frame state signal_ra if set.
28078 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28079 * config/xtensa/linux-unwind.h: New file.
28081 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28083 * modulo-sched.c (get_sched_window): Fix comment typo.
28085 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28087 PR tree-optimization/34648
28088 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28090 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28092 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28093 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28095 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28097 PR rtl-optimization/34400
28098 * df-core.c (df_worklist_dataflow_overeager,
28099 df_worklist_dataflow_doublequeue): New functions.
28100 (df_worklist_dataflow): Two different worklist solvers.
28101 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28104 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28107 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28108 and ftree-parallelize-loops.
28110 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28112 PR rtl-optimization/34826
28113 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28115 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28117 * global.c (find_reg): Mark the eh regs as used if necessary.
28118 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28119 * ra.h (struct allocno): no_eh_reg field added. Changed
28120 no_stack_reg type to bitfield.
28122 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28124 * tree.c (substitute_in_expr): Add missing 'break'.
28126 2008-01-17 Richard Guenther <rguenther@suse.de>
28128 PR tree-optimization/34825
28129 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28130 x / x as division to handle.
28132 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28134 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28135 "-pthread" is specified.
28136 * pa-hpux11.h (LIB_SPEC): Likewise.
28138 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28139 Peter Bergner <bergner@vnet.ibm.com>
28141 PR rtl-optimization/33796
28142 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28144 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28146 PR libgfortran/34699
28147 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28149 * pa-hpux10.h (LINK_SPEC): Likewise.
28150 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28152 2008-01-16 Richard Guenther <rguenther@suse.de>
28154 PR middle-end/32628
28155 * fold-const.c (fold_convert_const_int_from_int): Do not
28156 set overflow if that occured only because of a sign extension
28157 change when converting from/to a sizetype with the same
28158 precision and signedness.
28160 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28163 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28164 location address to the correct place. Update copyright year.
28166 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28168 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28169 no dependences in the dependence_relations vector.
28171 2008-01-16 Jan Hubicka <jh@suse.cz>
28173 PR rtl-optimization/31396
28174 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28175 * cfg.c (dump_reg_info): Print it.
28176 * regs.h (struct reg_info_t): add freq_calls_crossed.
28177 (REG_FREQ_CALLS_CROSSED): New macro.
28178 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28179 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28180 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28181 regmove_optimize): Update call crossed frequencies.
28182 * local-alloc.c (struct qty): Add freq_calls_crossed.
28183 (alloc_qty): Copute freq_calls_crossed.
28184 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28185 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28186 * ra.h (struct allocno): Add freq_calls_crossed.
28188 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28190 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28191 libgomp when compiling with ftree-parallelize-loops.
28192 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28194 2008-01-16 Richard Guenther <rguenther@suse.de>
28196 PR tree-optimization/34769
28197 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28198 * tree.c (int_cst_value): Instead make this function more
28199 permissive in what it accepts as valid input. Document this
28200 function always sign-extends the value.
28202 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28203 Richard Guenther <rguenther@suse.de>
28206 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28207 (gimple_fold_indirect_ref_rhs): ... this.
28208 (gimple_fold_indirect_ref): New function with foldings
28209 that preserve lvalueness.
28210 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28211 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28212 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28213 to fold an INDIRECT_REF, fall back to the old use of
28214 fold_indirect_ref_1.
28216 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28218 * tree-data-ref.c (subscript_dependence_tester_1): Call
28219 free_conflict_function.
28220 (compute_self_dependence): Same.
28222 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28225 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28226 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28228 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28229 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28230 for DWARF2_UNWIND_INFO targets.
28232 2008-01-16 Richard Guenther <rguenther@suse.de>
28235 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28236 type qualifiers for function types.
28238 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28240 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28241 loop_iterator li from previous commit.
28243 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28245 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28247 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28249 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28250 (parallelize_loops): Don't parallelize irreducible components.
28252 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28255 * c-opts (c_common_post_options): Do not enable CPP
28256 flag_pedantic_errors by default.
28258 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28260 PR rtl-optimization/31944
28261 * cse.c (remove_pseudo_from_table): New function.
28262 (merge_equiv_classes): Use above function to remove pseudo-registers.
28263 (invalidate): Likewise.
28265 2008-01-13 Richard Guenther <rguenther@suse.de>
28267 PR middle-end/34601
28268 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28269 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28271 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28273 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28274 validate_change to unshare the source of the PC set.
28276 2008-01-12 Jan Hubicka <jh@suse.cz>
28278 PR middle-end/32135
28279 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28280 references above array bounds. This might trigger bounds checks for
28281 pointers to arrays.
28283 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28285 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28286 new_replaceable_dependencies.
28288 2008-01-12 Doug Kwan <dougkwan@google.com>
28290 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28291 instead of OPT_Wreturn_type in warning due to ignored return type
28293 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28294 options included in -Wextra.
28295 * c.opt: New option -Wignored_qualifiers.
28296 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28297 -Wignore_qualifiers.
28298 (-Wignored-qualifiers): Document.
28299 (-Wreturn-type): Remove description of functionality now handled
28300 by -Wignored-qualifiers.
28302 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28305 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28306 NOP_EXPR if it is between integral types with the same precision.
28308 2008-01-12 Jan Hubicka <jh@suse.cz>
28311 * invoke.texi (max-inline-recursive-depth): Fix default value.
28313 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28315 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28318 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28320 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28322 2008-01-11 James E. Wilson <wilson@specifix.com>
28325 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28327 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28329 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28330 save/restore frame pointer register and don't use 'call-prologues'
28331 optimization in function with "OS_task" attribute.
28333 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28335 PR middle-end/31309
28336 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28337 when copying to memory.
28339 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28341 PR rtl-optimization/30905
28342 * cfgcleanup.c: Include dce.h
28343 (crossjumps_occured): New global variable.
28344 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28345 If something changed, set crossjumps_occured to true.
28346 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28347 Don't add/remove fake edges to exit here...
28348 (cleanup_cfg): ...but do it here, when crossjumping.
28349 Run a fast DCE when successful crossjumps occured in the latest
28350 iteration of try_optimize_cfg.
28352 2008-01-11 Richard Guenther <rguenther@suse.de>
28354 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28355 (struct vn_unary_op_s): Likewise.
28356 (vn_reference_insert): Free old reference on hash collision.
28358 2008-01-10 Raksit Ashok <raksit@google.com>
28360 PR rtl-optimization/27971
28361 * combine.c (find_split_point): Split PLUS expressions which are
28362 inside a MEM rtx, and whose first operand is complex.
28364 2008-01-10 DJ Delorie <dj@redhat.com>
28366 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28367 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28368 (m32c_hard_regno_ok): Call the underlying function.
28370 2008-01-10 Richard Guenther <rguenther@suse.de>
28372 PR middle-end/34683
28373 * tree-cfg.c (tree_merge_blocks): Do not go through the
28374 full-blown folding and stmt updating path if we just deal
28375 with virtual operands.
28376 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28377 test for abnormal SSA_NAMEs.
28379 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28381 PR middle-end/34641
28382 * reload.c (push_reload): Add assertions. All constants from
28383 reg_equiv_constant should have been used for replacing the respective
28385 (find_reloads_address): Invoke find_reloads_address_part for
28386 constant taken from the reg_equiv_constant array.
28388 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28390 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28391 field (valnum) the first in the struct. Replace bools with
28394 2008-01-10 Richard Guenther <rguenther@suse.de>
28396 PR tree-optimization/34651
28397 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28398 types and ordering for masking and converting.
28400 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28402 PR tree-optimization/34017
28403 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28404 also for PHI_NODE expressions.
28406 2008-01-09 Jan Hubicka <jh@suse.cz>
28408 PR tree-optimization/34708
28409 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28410 based on number of case labels.
28411 (init_inline_once): Remove switch_cost.
28412 * tree-inline.h (eni_weights_d): Remove switch_cost.
28414 2008-01-09 Richard Guenther <rguenther@suse.de>
28415 Andrew Pinski <andrew_pinski@playstation.sony.com>
28417 PR middle-end/30132
28418 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28419 temporary if an rvalue is ok or an lvalue is not required.
28421 2008-01-09 Richard Guenther <rguenther@suse.de>
28423 PR middle-end/34458
28424 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28425 adjust return type.
28427 2008-01-09 Richard Guenther <rguenther@suse.de>
28429 PR middle-end/34679
28430 * tree.c (host_integerp): Check for sizetype only if the
28431 type is an integer type.
28433 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28436 * opts.c (decode_options): Disable inlining of functions called
28437 once if not in unit-at-a-time mode.
28439 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28441 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28443 2008-01-08 Richard Guenther <rguenther@suse.de>
28445 PR middle-end/31863
28446 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28447 out early if the result will be unused.
28449 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28454 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28455 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28458 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28460 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28461 for vectorization tuned.
28463 2008-01-08 Richard Guenther <rguenther@suse.de>
28465 PR tree-optimization/34683
28466 * tree-ssa-operands.c (operand_build_cmp): Export.
28467 * tree-ssa-operands.h (operand_build_cmp): Declare.
28468 * tree-vn.c (vuses_compare): Remove.
28469 (sort_vuses): Use operand_build_cmp.
28470 (sort_vuses_heap): Likewise.
28471 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28472 to re-use old VEC if available. Do not sort already sorted VUSEs.
28473 (vdefs_to_vec): Do not sort already sorted VDEFs.
28475 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28477 PR middle-end/34694
28478 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28480 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28483 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28484 limitations of reciprocal sequences on x86 targets.
28486 2008-01-08 Richard Guenther <rguenther@suse.de>
28488 PR tree-optimization/34683
28489 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28491 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28494 * config/darwin.c (darwin_mergeable_string_section): Don't use
28495 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28497 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28500 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28501 negxf2. Macroize expander using X87MODEF mode iterator. Change
28502 predicates of op0 and op1 to register_operand.
28503 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28504 expander using X87MODEF mode iterator. Change predicates of
28505 op0 and op1 to register_operand.
28506 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28507 corresponding patterns and macroize using MODEF macro. Change
28508 predicates of op0 and op1 to register_operand and remove
28509 "m" constraint. Disparage "r" alternative with "!".
28510 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28511 macroize using X87MODEF macro. Change predicates of op0 and op1
28512 to register_operand and remove "m" constraint. Disparage "r"
28513 alternative with "!".
28514 (absneg splitter with memory operands): Remove.
28515 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28516 patterns and macroize using X87MODEF mode iterator.
28517 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28518 Change predicate of op1 to register_operand.
28519 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28520 for memory operands.
28522 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28524 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28526 2008-01-07 Richard Guenther <rguenther@suse.de>
28528 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28531 2008-01-07 Richard Guenther <rguenther@suse.de>
28533 PR tree-optimization/34683
28534 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28535 VOPs of the needed size to save memory. Use VEC_quick_push
28536 to save compile-time.
28537 (vdefs_to_vec): Likewise.
28539 2008-01-07 Sa Liu <saliu@de.ibm.com>
28541 * config/spu/spu.md (divdf3): Genetate inline code for double
28542 division. The implementation doesn't handle INF or NAN, therefore it
28543 only applies when -ffinite-math-only is given.
28545 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28548 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28549 * doc/cpp.texi ([Common Predefined Macros]): Document.
28551 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28553 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28554 order to use commutative addition instead of subtraction.
28556 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28557 Mircea Namolaru <namolaru@il.ibm.com>
28558 Vladimir Yanovsky <yanov@il.ibm.com>
28559 Revital Eres <eres@il.ibm.com>
28561 PR tree-optimization/34263
28562 * tree-outof-ssa.c (process_single_block_loop_latch,
28563 contains_tree_r): New functions.
28564 (analyze_edges_for_bb): Call process_single_block_loop_latch
28565 function to empty single-basic-block latch block if possible.
28567 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28569 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28571 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28573 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28575 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28577 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28579 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28581 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28583 PR tree-optimization/34618
28584 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28587 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28590 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28591 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28592 Update copyright year.
28594 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28595 Update copyright year.
28596 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28599 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28601 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28602 edge does not point to current bb before changing need_assert.
28604 2008-01-04 Richard Guenther <rguenther@suse.de>
28606 PR middle-end/34029
28607 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28608 for verifying purposes if they are is_gimple_min_invariant.
28610 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28612 PR tree-optimization/34448
28613 PR tree-optimization/34465
28614 * gimplify.c (gimplify_init_constructor): Add new parameter
28615 notify_temp_creation. Use it.
28616 (gimplify_modify_expr_rhs): Take volatiles into account when
28617 optimizing constructors.
28618 Do not optimize constructors if gimplify_init_constructor will dump to
28620 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28621 * gcc.c-torture/compile/pr34448.c: New.
28623 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28625 PR gcov-profile/34609
28626 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28627 return_slot if result is TREE_ADDRESSABLE.
28629 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28631 * config/mips/mips.md (sqrt_condition): Tweak comment.
28632 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28634 2008-01-03 Tom Tromey <tromey@redhat.com>
28637 * c-common.c (c_type_hash): Handle VLAs.
28639 2008-01-03 Jan Hubicka <jh@suse.cz>
28641 PR tree-optimization/31081
28642 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28643 0 when inlining and not inlining to first basic block.
28644 (remap_decl): When var is initialized to 0, don't set default_def.
28645 (expand_call_inline): Set entry_bb.
28646 * tree-inline.h (copy_body_data): Add entry_bb.
28648 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28651 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28654 PR tree-optimization/29484
28655 * tree-inline.c (inline_forbidden_p_2): New function.
28656 (inline_forbidden_p): Disallow inlining if some static var
28657 has an address of a local LABEL_DECL in its initializer.
28658 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28661 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28663 PR tree-optimization/34635
28664 * tree-data-ref.c (add_other_self_distances): Make sure that the
28665 evolution step is constant.
28667 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28669 PR middle-end/34608
28670 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28672 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28674 * tree-sra.c (scalarize_init): Insert the generate_element_init
28675 statements after the generate_element_zero statements.
28677 2008-01-02 Richard Guenther <rguenther@suse.de>
28679 PR middle-end/34093
28680 PR middle-end/31976
28681 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28682 for very large number of operands instead of ICEing.
28684 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28687 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28688 while stack probing.
28690 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28692 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28695 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28697 PR libmudflap/26442
28698 * tree-mudflap.c (mx_register_decls): Guard warning by
28699 !DECL_ARTIFICIAL check.
28701 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28703 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28704 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28705 sse5_perm<mode>): Fix constraints.