1 2008-12-19 Jakub Jelinek <jakub@redhat.com>
4 * config.host: For powerpc*-*-linux* host with 32-bit GCC,
5 use rs6000/x-linux-relax snippet if ld is new enough,
6 otherwise use rs6000/x-linux-O1.
7 * config/rs6000/x-linux-relax: New file.
8 * config/x-cflags-O1: New file.
10 2008-12-18 Joseph Myers <joseph@codesourcery.com>
12 * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
13 choice of e500 comparison instructions on flag_finite_math_only &&
14 !flag_trapping_math, not flag_unsafe_math_optimizations.
15 * config/rs6000/rs6000.md (abstf2): Condition choice of e500
16 instructions on flag_finite_math_only && !flag_trapping_math, not
17 flag_unsafe_math_optimizations.
18 (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
19 * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
20 tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
21 cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
22 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
23 Condition choice of comparison instructions on
24 flag_finite_math_only && !flag_trapping_math, not
25 flag_unsafe_math_optimizations.
27 2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29 * configure: Regenerate.
31 2008-12-18 Jan Hubicka <jh@suse.cz>
32 Kai Tietz <kai.tietz@onevision.com>
34 * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
35 (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
36 df_invalidated_by_call to invalidated_by_call_regset.
37 * df.h (df_invalidated_by_call): Remove.
38 * regclass.c (regs_invalidated_by_call_regset, persistent_obstack): New
40 (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
41 (globalize_reg): Likewise.
42 * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
43 df_byte_lr_alloc): Rename df_invalidated_by_call to
44 invalidated_by_call_regset.
45 * basic-block.h (regs_invalidated_by_call_regset): Declare.
47 2008-12-18 Jan Hubicka <jh@suse.cz>
48 Kai Tietz <kai.tietz@onevision.com>
50 * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
52 2008-12-18 Jan Hubicka <jh@suse.cz>
53 Kai Tietz <kai.tietz@onevision.com>
55 * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current function
57 * i386.c (ix86_call_abi_override): Do not trigger target re-init and
58 do not try to modify call used regs.
59 (ix86_maybe_switch_abi): New function.
60 (TARGET_EXPAND_TO_RTL_HOOK): New macro.
62 2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
64 PR rtl-optimization/37922
65 * dse.c (bb_info): Added regs_live field.
66 (look_for_hardregs): New function.
67 (replace_read): Added regs_live parameter and code to check that
68 shift sequence does not clobber live hardregs.
69 (check_mem_read_rtx): Added parameter to replace_read.
70 (dse_step1): Added regs_live bitmap and initialize it.
71 (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
73 * df-problems.c Renamed to
74 df_simulate_initialize_backwards.
75 (df_simulate_one_insn): Renamed to
76 df_simulate_one_insn_backwards.
77 (df_simulate_artificial_refs_at_top): Renamed to
78 df_simulate_finalize_backwards.
79 (df_simulate_initialized_forwards,
80 df_simulate_one_insn_forwards,
81 df_simulate_finalize_backwards): New functions.
82 * df.h (df_simulate_artificial_refs_at_end): Renamed to
83 df_simulate_initialize_backwards.
84 (df_simulate_one_insn): Renamed to
85 df_simulate_one_insn_backwards.
86 (df_simulate_artificial_refs_at_top): Renamed to
87 df_simulate_finalize_backwards.
88 (df_simulate_initialized_forwards,
89 df_simulate_one_insn_forwards,
90 df_simulate_finalize_backwards): New functions.
91 * ra-conflict.c (global_conflicts): Renamed
92 df_simulate_artificial_refs_at_end to
93 df_simulate_initialize_backwards.
94 * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
95 df_simulate_one_insn_backwards.
96 * ifcvt.c (dead_or_predicable): Renamed
97 df_simulate_artificial_refs_at_end to
98 df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
99 df_simulate_one_insn_backwards.
100 * recog.c (peephole2_optimize): Ditto.
101 * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
103 2008-12-18 Jakub Jelinek <jakub@redhat.com>
106 * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
107 (rewrite_expr_tree): Add moved argument, move stmts together if
108 needed. Call remove_visited_stmt_chain.
109 (linearize_expr_tree): Don't move stmts here.
110 (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
111 Adjust rewrite_expr_tree caller.
114 * tree-ssa.c (useless_type_conversion_p_1): Return
115 false if inner_type is incomplete and outer_type is complete.
117 2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
119 * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
120 dependences and the configure options.
121 (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
122 --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
124 2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
127 * calls.c (expand_call): Check outgoing_reg_parm_stack_space
128 only if REG_PARM_STACK_SPACE is defined.
130 2008-12-17 Jan Hubicka <jh@suse.cz>
131 Kai Tietz <kai.tietz@onevision.com>
133 * calls.c (expand_call): Do not sibcall if
134 outgoing_reg_parm_stack_space does not match.
136 2008-12-16 Anatoly Sokolov <aesok@post.ru>
138 * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
139 atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
141 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
142 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
144 2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
147 * config/picochip/picochip.opt (mae): Squeezed the comments onto one
150 2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
152 * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
154 * configure: Regenerate.
156 2008-12-16 Richard Earnshaw <rearnsha@arm.com>
159 * arm.c (arm_legitimate_index): Only accept addresses that are in
161 * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
162 * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
164 (extendqisi2): Likewise.
165 (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
166 predicate for operand1.
168 2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
170 * config/mips/mips.c (mips_output_conditional_branch): Assert that
171 openrands[1] is a CODE_LABEL.
173 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
175 * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
176 the result of mips_prepare_builtin_target.
178 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
180 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
181 if TARGET_ABICALLS is true.
183 2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
185 * config/mips/mips.md (move_doubleword_fpr<mode>): Use
186 TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
188 2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
190 * config/picochip/picochip.c (picochip_override_options): Disable CFI
191 asm and change the signature of brev and byteSwap functions to use
193 * config/picochip/picochip.md (commsTestPort): This is a complex
194 instruction and should not be vliwed. Dont set insn type.
196 2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
197 * config/s390/s390.c (s390_swap_cmp): New function.
198 (s390_non_addr_reg_read_p): New function.
199 (s390_z10_optimize_cmp): New function.
200 (s390_reorg): Added call to s390_optimize_cmp.
201 * config/s390/s390.md (nop1): New insn.
203 2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
206 * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
207 for the milli.a library.
209 2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
210 Peter Bergner <bergner@vnet.ibm.com>
213 * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
214 TOC into the call pattern.
215 (call_indirect_aix64): Likewise.
216 (call_value_indirect_aix32): Likewise.
217 (call_value_indirect_aix64): Likewise.
218 (call_indirect_nonlocal_aix32_internal): New insn and split patterns
219 to split off the load of the TOC.
220 (call_indirect_nonlocal_aix32): Enable only after reload.
221 (call_indirect_nonlocal_aix64_internal): New insn and split patterns
222 to split off the load of the TOC.
223 (call_indirect_nonlocal_aix64): Enable only after reload.
224 (call_value_indirect_nonlocal_aix32_internal): New insn and split
225 patterns to split off the load of the TOC.
226 (call_value_indirect_nonlocal_aix32): Enable only after reload.
227 (call_value_indirect_nonlocal_aix64_internal): New insn and split
228 patterns to split off the load of the TOC.
229 (call_value_indirect_nonlocal_aix64): Enable only after reload.
231 2008-12-12 Andreas Schwab <schwab@suse.de>
234 2008-12-12 Andreas Schwab <schwab@suse.de>
235 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
238 2008-12-12 Zdenek Dvorak <ook@ucw.cz>
240 PR tree-optimization/32044
241 * tree-scalar-evolution.h (expression_expensive_p): Declare.
242 * tree-scalar-evolution.c (expression_expensive_p): New function.
243 (scev_const_prop): Avoid introducing expensive expressions.
244 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
246 2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
249 * graphite.c (nb_reductions_in_loop): Use simple_iv.
251 2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
253 * config/i386/x86intrin.h: New header file to support all x86
255 * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
257 2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
260 * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
263 2008-12-12 Andreas Schwab <schwab@suse.de>
265 * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
268 2008-12-12 Uros Bizjak <ubizjak@gmail.com>
270 * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
271 Use Pmode for scratch reg.
272 (*mb_internal): Use (match_dup 0) for unspec operand.
274 2008-12-12 Alexandre Oliva <aoliva@redhat.com>
276 * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
277 floor_log2 of zero. Negate widened zero.
279 2008-12-12 Ben Elliston <bje@au.ibm.com>
281 * config/fp-bit.c (nan): Rename from this ...
282 (makenan): ... to this.
284 2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
286 * config/mips/mips.md (*branch_bit<bbv><mode>,
287 *branch_bit<bbv><mode>_inverted): Renumber operands so that the
288 label becomes operands[1].
290 2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
292 PR tree-optimization/38446
293 * graphite.c (register_bb_in_sese): New.
294 (bb_in_sese_p): Check if bb belongs to sese region by explicitly
295 looking at the bbs in the region.
296 * graphite.h (sese): Add region_basic_blocks pointer set to
297 structure and initialize at the time of defining new scop.
299 2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
301 * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
302 (find_params_in_bb): Do not free data refs.
303 (free_graphite_bb): Add FIXME on disabled free_data_refs.
305 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
307 * graphite.c (struct ivtype_map_elt): New.
308 (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
309 new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
310 gcc_type_for_cloog_iv): New.
311 (loop_iv_stack_patch_for_consts): Use the type of the induction
312 variable from the original loop, except for the automatically
313 generated loops, i.e., in the case of a strip-mined loop, in
314 which case there is no original loop: in that case just use
316 (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
317 (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
318 (clast_name_to_gcc): Accept params to be NULL.
319 (clast_to_gcc_expression): Take an extra parameter for the type.
320 Convert to that type all the expressions built by this function.
321 (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
322 (graphite_translate_clast_equation): Compute the type of the
323 clast_equation before translating its LHS and RHS.
324 (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
325 (graphite_create_new_loop): Compute the type of the induction
326 variable before translating the lower and upper bounds and before
327 creating the induction variable.
328 (rename_variables_from_edge, rename_phis_end_scop): New.
329 (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
330 (sese_add_exit_phis_edge): Do not use integer_zero_node.
331 (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
332 compute_cloog_iv_types): New.
333 (gloog): Call compute_cloog_iv_types before starting the
334 translation of the clast.
336 * graphite.h (struct graphite_bb): New field cloog_iv_types.
337 (GBB_CLOOG_IV_TYPES): New.
338 (debug_ivtype_map): Declared.
339 (oldiv_for_loop): New.
341 2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
344 * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
345 (param_index): Assert if parameter is not know after parameter
347 (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
348 (find_scop_parameters): Mark, that we have finished parameter
350 (graphite_transform_loops): Move condition detection before parameter
352 * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
354 2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
357 * emutls.c (__emutls_get_address): Make sure offset is really zero
358 before initializing the object's offset.
360 2008-12-11 Jakub Jelinek <jakub@redhat.com>
363 * gimplify.c (gimplify_init_constructor): Don't force constructor
364 into memory if there is just one nonzero element.
366 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
368 Fix testsuite/gfortran.dg/graphite/id-4.f90.
369 * graphite.c (scan_tree_for_params): Do not compute the multiplicand
372 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
374 * graphite.c (build_scops_1): Initialize open_scop.exit
377 2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
378 Jan Sjodin <jan.sjodin@amd.com>
379 Harsha Jagasia <harsha.jagasia@amd.com>
391 * tree-phinodes.c (remove_phi_nodes): New, extracted from...
392 * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
394 * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
395 * Makefile.in (graphite.o): Depend on value-prof.h.
396 (graphite.o-warn): Removed -Wno-error.
397 * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
398 to be a NULL pointer. Call update_stmt. Return the newly created
399 cannonical induction variable.
401 * graphite.h (debug_rename_map): Declared. Fix some comments.
403 * graphite.c: Reimplement the code generation from graphite to gimple.
404 Include value-prof.h.
405 (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
406 (get_old_iv_from_ssa_name): Removed.
407 (graphite_stmt_p): New.
408 (new_graphite_bb): Test for useful statements before building a
409 graphite statement for the basic block.
410 (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
411 in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
412 (recompute_all_dominators, graphite_verify,
413 nb_reductions_in_loop, graphite_loop_normal_form): New.
414 (scop_record_loop): Call graphite_loop_normal_form.
415 (build_scop_loop_nests): Iterate over all the blocks of the
416 function instead of relying on the incomplete information from
417 SCOP_BBS. Return the success of the operation.
418 (find_params_in_bb): Use the data from GBB_DATA_REFS.
419 (add_bb_domains): Removed.
420 (build_loop_iteration_domains): Don't call add_bb_domains.
421 Add the iteration domain only to the basic blocks that have been
422 translated to graphite.
423 (build_scop_conditions_1): Add constraints only if the basic
424 block have been translated to graphite.
425 (build_scop_data_accesses): Completely disabled until data
426 dependence is correctly implemented.
427 (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
428 (remove_all_edges_1, remove_all_edges): Removed.
429 (get_new_name_from_old_name): New.
430 (graphite_rename_variables_in_stmt): Renamed.
431 rename_variables_in_stmt. Call get_new_name_from_old_name.
432 Use replace_exp and update_stmt.
433 (is_old_iv): Renamed is_iv.
434 (expand_scalar_variables_stmt): Extra parameter for renaming map.
435 Use replace_exp and update_stmt.
436 (expand_scalar_variables_expr): Same. Use the map to get the
437 new names for the renaming of induction variables and for the
438 renaming of variables after a basic block has been copied.
439 (expand_scalar_variables): Same.
440 (graphite_rename_variables): Renamed rename_variables.
441 (move_phi_nodes): Removed.
442 (get_false_edge_from_guard_bb): New.
443 (build_iv_mapping): Do not insert the induction variable of a
444 loop in the renaming iv map if the basic block does not belong
446 (register_old_new_names, graphite_copy_stmts_from_block,
447 copy_bb_and_scalar_dependences): New.
448 (translate_clast): Heavily reimplemented: copy basic blocks,
449 do not move them. Finally, in call cleanup_tree_cfg in gloog.
450 At each translation step call graphite_verify ensuring the
451 consistency of the SSA, loops and dominators information.
452 (collect_virtual_phis, find_vdef_for_var_in_bb,
453 find_vdef_for_var_1, find_vdef_for_var,
454 patch_phis_for_virtual_defs): Removed huge hack.
455 (mark_old_loops, remove_dead_loops, skip_phi_defs,
456 collect_scop_exit_phi_args, patch_scop_exit_phi_args,
457 gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
458 (remove_sese_region, ifsese, if_region_entry, if_region_exit,
459 if_region_get_condition_block, if_region_set_false_region,
460 create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
461 sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
462 sese_add_exit_phis_edge, sese_add_exit_phis_var,
463 rewrite_into_sese_closed_ssa): New.
464 (gloog): Remove dead code. Early return if code cannot be
465 generated. Call cleanup_tree_cfg once the scop has been code
467 (graphite_trans_scop_block, graphite_trans_loop_block): Do not
468 block loops with less than two loops.
469 (graphite_apply_transformations): Remove the call to
470 scop_remove_ignoreable_gbbs.
471 (limit_scops): When build_scop_loop_nests fails, continue on next
472 scop. Fix open_scop.entry.
473 (graphite_transform_loops): Call recompute_all_dominators: force the
474 recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
475 Call initialize_original_copy_tables and free_original_copy_tables
476 to be able to copy basic blocks during code generation.
477 When build_scop_loop_nests fails, continue on next scop.
478 (value_clast): New union.
479 (clast_to_gcc_expression): Fix type cast warning.
481 2008-12-10 Richard Guenther <rguenther@suse.de>
483 PR tree-optimization/36792
484 * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
487 2008-12-10 Daniel Berlin <dberlin@dberlin.org>
489 PR tree-optimization/36792
490 * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
492 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
495 * dwarf2out.c (saved_do_cfi_asm): New.
496 (dwarf2out_do_frame): Take it into account.
497 (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
499 2008-12-10 Alexandre Oliva <aoliva@redhat.com>
502 * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
503 variables initialized from SRAed bit fields.
505 2008-12-10 Martin Guy <martinwguy@yahoo.it>
508 * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
509 result will be in an FPU register.
511 2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
515 * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
516 on the associated SYMBOL_REF_DECL node, if any.
518 2008-12-09 David Daney <ddaney@caviumnetworks.com>
520 * config/mips/sync.md (sync_<optab>_12): Replace
521 MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
522 (sync_old_<optab>_12): Remove third paramater to
523 MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
524 with MIPS_SYNC_OLD_OP_12_AND.
525 (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
526 with MIPS_SYNC_NEW_OP_12_AND.
527 (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
528 MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
529 (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
530 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
531 MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
532 (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
533 MIPS_SYNC_NEW_OP_12_XOR.
534 * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
535 MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
536 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
537 MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
538 MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
539 to implement new __sync_nand semantics.
540 (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
541 remove third parameter.
542 (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
543 MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
544 (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
545 (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
546 (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
547 (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
548 (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
549 (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
551 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
553 * graphite.c (graphite_transform_loops): Always call find_transform ()
554 in ENABLE_CHECKING. So we test these code paths, even if we do not
557 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
559 * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
561 2008-12-09 Jakub Jelinek <jakub@redhat.com>
564 * function.h (struct function): Add always_inline_functions_inlined.
565 * ipa-inline.c (cgraph_early_inlining): Set it to true.
566 * tree-optimize.c (execute_fixup_cfg): Likewise.
567 * builtins.c (avoid_folding_inline_builtin): New function.
568 (fold_call_expr): Don't optimize always_inline builtins before
570 (fold_call_stmt): Likewise.
571 (fold_builtin_call_array): Likewise. Don't call
572 fold_builtin_varargs for BUILT_IN_MD builtins.
574 PR tree-optimization/37416
575 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
577 2008-12-09 Janis Johnson <janis187@us.ibm.com>
579 * doc/sourcebuild.texi (Test Directives): Fix formatting.
581 2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
583 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
585 * doc/invoke.texi (-fira-region): Describe new option.
586 (-fira-algorithm): Change the values.
588 * ira-conflicts.c (build_conflict_bit_table,
589 build_allocno_conflicts): Use ira_reg_classes_intersect_p.
590 (ira_build_conflicts): Use flag flag_ira_region instead of
591 flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
592 base registers for allocnos crossing calls.
594 * flags.h (enum ira_algorithm): Redefine.
595 (enum ira_region): New.
596 (flag_ira_region): New.
598 * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
599 instead of flag_ira_algorithm.
601 * toplev.c (flag_ira_algorithm): Change the initial value.
602 (flag_ira_region): New.
604 * ira-int.h (ira_reg_classes_intersect_p,
605 ira_reg_class_super_classes): New.
607 * ira-color.c (update_copy_costs): Use
608 ira_reg_classes_intersect_p. Use right class to find hard reg index.
609 (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
610 (assign_hard_reg): Ditto. Pass additional argument to
611 update_conflict_hard_regno_costs. Do not uncoalesce for priority
613 (allocno_priorities, setup_allocno_priorities,
614 allocno_priority_compare_func): Move before color_allocnos.
615 (color_allocnos): Add priority coloring. Use flag flag_ira_region
616 instead of flag_ira_algorithm.
617 (move_spill_restore): Check classes of the same reg allocno from
619 (update_curr_costs): Use ira_reg_classes_intersect_p.
620 (ira_reassign_conflict_allocnos): Ditto.
622 * opts.c (decode_options): Always set up flag_ira. Set up
623 flag_ira_algorithm. Warn CB can not be used for architecture.
624 (common_handle_option): Modify code for -fira-algorithm. Add code
625 to process -fira-region.
627 * ira-lives.c (update_allocno_pressure_excess_length): Process
629 (set_allocno_live, clear_allocno_live, mark_reg_live,
630 mark_reg_dead, process_bb_node_lives): Ditto.
632 * ira-emit.c (ira_emit): Fix insn codes.
634 * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
635 instead of flag_ira_algorithm.
636 (allocno_range_compare_func): Ignore classes for priority coloring.
637 (setup_min_max_conflict_allocno_ids): Ditto.
638 (ira_flattening): Use ira_reg_classes_intersect_p.
640 * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
642 * common.opt (fira-algorithm): Modify.
645 * ira.c (setup_class_hard_regs): Initialize.
646 (setup_cover_and_important_classes): Modify code setting class
647 related info for priority coloring.
648 (setup_class_translate): Ditto.
649 (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
650 (setup_reg_class_intersect_union): Rename to
651 setup_reg_class_relations. Add code for setting up new variables.
652 (find_reg_class_closure): Do not check targetm.ira_cover_classes.
653 (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
655 * ira-costs.c (common_classes): New.
656 (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
657 (find_allocno_class_costs): Ditto. Use common_classes. Translate
659 (ira_costs): Allocate/deallocate common_classes.
661 * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
662 (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
665 * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
666 smallest_mode_for_size.
668 2008-12-10 Ben Elliston <bje@au.ibm.com>
670 * config/rs6000/linux-unwind.h (get_regs): Constify casts.
672 2008-12-09 Jan Hubicka <jh@suse.cz>
674 * predict.c (estimate_bb_frequencies): Fix test if profile is present.
676 2008-12-09 Jakub Jelinek <jakub@redhat.com>
678 PR tree-optimization/35468
679 * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
682 2008-12-09 Richard Guenther <rguenther@suse.de>
684 PR tree-optimization/38445
685 * tree-ssa-structalias.c (emit_pointer_definition): Only visit
687 (emit_alias_warning): Adjust.
689 2008-12-09 Andrew Haley <aph@redhat.com>
691 * fixed-value.c (do_fixed_add): Add comment.
692 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
693 * builtins.c (fold_builtin_sqrt): Likewise.
695 2008-12-09 Kai Tietz <kai.tietz@onevision.com>
698 * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
700 * calls.c (nitialize_argument_information): Add fntype argument
701 and use it for calls.promote_function_args.
702 (expand_call): Pass fntype to aggregate_value_p if no fndecl
703 available and pass additional fntype to
704 initialize_argument_information.
705 * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
706 to get function abi type.
707 (init_cumulative_args): Use for abi kind detection fntype, when no
710 2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
712 * config/s390/s390.md (movti, movdi_64, movdi_31,
713 *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
714 *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
716 (Integer->BLKmode splitter): Removed.
718 2008-12-08 Uros Bizjak <ubizjak@gmail.com>
720 * config/alpha/alpha.c (alpha_set_memflags): Process memory
721 references in full insn sequence.
723 2008-12-09 Jason Merrill <jason@redhat.com>
725 * gimplify.c (gimplify_init_constructor): Revert to using < rather
726 than <= for sparseness test.
729 * gimplify.c (gimplify_init_constructor): Don't write out a static
730 copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
733 2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
736 Fix testsuite/gfortran.dg/graphite/id-3.f90.
737 * graphite.c (scopdet_basic_block_info): Fix bug that found some
738 regions more than once.
740 2008-12-09 Ben Elliston <bje@au.ibm.com>
742 * emutls.c (__emutls_get_address): Prototype.
743 (__emutls_register_common): Likewise.
745 * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
747 2008-12-09 Ben Elliston <bje@au.ibm.com>
749 * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
751 2008-12-08 Steve Ellcey <sje@cup.hp.com>
753 * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
754 (nonlocal_goto_receiver): New instruction.
756 2008-12-08 Jakub Jelinek <jakub@redhat.com>
759 * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
762 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
763 VIEW_CONVERT_EXPR the same as CASE_CONVERT.
765 2008-12-08 Richard Henderson <rth@redhat.com>
768 * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
769 (SET_TYPE_MODE): New.
770 * c-decl.c (parser_xref_tag): Use it.
771 (finish_enum): Likewise.
772 * tree.c (build_pointer_type_for_mode): Likewise.
773 (build_reference_type_for_mode, build_index_type): Likewise.
774 (build_range_type, make_vector_type): Likewise.
775 (build_common_tree_nodes_2): Likewise.
776 * stor-layout.c (compute_record_mode): Likewise.
777 (finalize_type_size, layout_type, make_fract_type): Likewise.
778 (make_accum_type, initialize_sizetypes): Likewise.
779 (vector_type_mode): New.
780 * function.c (allocate_struct_function): Call
781 invoke_set_current_function_hook before querying anything else.
783 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
785 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
787 * alias.c (find_base_term): Synch LO_SUM handling with what
788 find_base_value does.
790 2008-12-08 Andrew Haley <aph@redhat.com>
791 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
793 * gimple.h (gimple_build_try): Fix declaration.
795 * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
796 * fixed-value.c (do_fixed_add): Likewise.
797 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
799 2008-12-08 Jakub Jelinek <jakub@redhat.com>
802 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
803 on parallel and task contexts.
805 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
807 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
809 2008-12-07 Richard Guenther <rguenther@suse.de>
811 PR tree-optimization/38405
812 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
813 not sign-extend truth values.
815 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
817 * tree-sra.c (scalarize_use): Create another temporary with the proper
818 type for signed types in the use_all && !is_output bitfield case.
820 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
822 PR rtl-optimization/36365
823 * df-core.c (df_worklist_dataflow_overeager): Remove.
824 (df_worklist_dataflow): Don't call it, use double-queue only.
825 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
827 2008-12-06 Jakub Jelinek <jakub@redhat.com>
830 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
831 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
833 2008-12-07 Ben Elliston <bje@au.ibm.com>
835 * gthr-single.h (__gthread_once): Adjust prototype to match all
836 other gthreads models.
838 2008-12-06 Jakub Jelinek <jakub@redhat.com>
840 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
841 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
844 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
845 operands to mult_type if it isn't narrower than op0's type.
847 2008-12-06 Jan Hubicka <jh@suse.cz>
848 Jakub Jelinek <jakub@redhat.com>
850 PR tree-optimization/38074
851 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
853 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
854 in both dirrection for first match heuristics.
855 (tree_bb_level_predictions): Disable noreturn heuristic when there
856 is no returning path.
858 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
860 PR rtl-optimization/38272
861 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
864 2008-12-05 Jakub Jelinek <jakub@redhat.com>
867 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
868 (pp_c_expression): Likewise.
870 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
873 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
875 2008-12-05 Jakub Jelinek <jakub@redhat.com>
878 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
879 arguments to HOST_WIDE_INT. If type has different signedness
880 than unsignedp or different precision from bitsize, create
881 the right type for BIT_FIELD_REF and cast to type.
882 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
885 2008-03-05 Richard Guenther <rguenther@suse.de>
887 * fold-const.c (fold_truthop): Remove code generating
888 BIT_FIELD_REFs of structure bases.
889 (fold_binary): Likewise.
890 (make_bit_field_ref): Remove.
891 (optimize_bit_field_compare): Remove.
892 (all_ones_mask_p): Remove.
894 2008-12-05 Jakub Jelinek <jakub@redhat.com>
896 * tree-sra.c (sra_explode_bitfield_assignment): Always
897 call unsigned_type_for, if the precision is higher than
898 needed, call build_nonstandard_integer_type.
901 * function.c (assign_parm_find_stack_rtl): If promoted_mode
902 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
906 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
907 only if internal_arg_pointer is a non-virtual pseudo.
909 2008-12-05 Joseph Myers <joseph@codesourcery.com>
911 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
912 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
913 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
915 2008-12-05 Jakub Jelinek <jakub@redhat.com>
917 PR tree-optimization/37716
918 * gimplify.c (gimplify_expr): Allow COND_EXPR if
919 gimplify_ctxp->allow_rhs_cond_expr.
921 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
923 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
924 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
926 (alpha_emit_conditional_branch): Do not generate direct branch
927 for UNORDERED comparisons.
929 2008-12-05 Andreas Schwab <schwab@suse.de>
931 * config/rs6000/linux-unwind.h (frob_update_context): Check for
934 2008-12-05 Jakub Jelinek <jakub@redhat.com>
937 * fold-const.c (fold_checksum_tree): Change buf type to union
940 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
943 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
945 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
947 2008-12-05 Ben Elliston <bje@au.ibm.com>
949 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
951 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
953 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
954 Gary Funck <gary@intrepid.com>
956 * cse.c (lookup_as_function): Delete mode frobbing code.
957 (equiv_constant): Re-implement it there for SUBREGs.
959 2008-12-04 Richard Guenther <rguenther@suse.de>
962 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
963 (tree-ssa-structalias.o): Remove errors.h dependency.
964 (tree-ssa-reassoc.o): Likewise.
965 * tree-ssa-reassoc.c: Do not include errors.h.
966 * tree-ssa-alias-warnings.c: Remove.
967 * tree-ssa-alias.c (compute_may_aliases): Remove call to
968 strict_aliasing_warning_backend.
969 * tree-ssa-structalias.c (emit_pointer_definition): New function.
970 (emit_alias_warning): Likewise.
971 (set_uids_in_ptset): Warn for clear cases of type-punning.
972 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
975 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
977 * cse.c (equiv_constant): Fix pasto.
979 2008-12-04 Nick Clifton <nickc@redhat.com>
981 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
982 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
983 formatting of quotes.
985 2008-12-04 Jakub Jelinek <jakub@redhat.com>
988 * fold-const.c (fold_checksum_tree): Allow modification of
991 2008-12-03 Jakub Jelinek <jakub@redhat.com>
994 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
995 have the right number of arguments.
997 2008-12-03 Richard Guenther <rguenther@suse.de>
1000 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
1003 2008-12-03 Tomas Bily <tbily@suse.cz>
1006 * tree-loop-distribution.c (build_size_arg): New function.
1007 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
1008 Reorganized generating of stmts.
1009 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
1010 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
1011 Indicate if analysis succeed.
1012 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
1013 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
1014 Uses new definition of dr_analyze_innermost.
1016 2008-12-03 Ben Elliston <bje@au.ibm.com>
1018 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
1020 2008-12-03 Jakub Jelinek <jakub@redhat.com>
1022 PR tree-optimization/37716
1023 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
1024 all the needed operations as trees and gimplify_assign it to dst.
1027 * configure.ac (gcc_cv_readelf): Look for readelf.
1028 (gcc_cv_as_cfi_advance_working): Check for working
1029 cfi advances with code alignment factor > 1.
1030 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
1031 don't work properly.
1032 * configure: Regenerated.
1034 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
1035 Jakub Jelinek <jakub@redhat.com>
1036 Andrew Pinski <andrew_pinski@playstation.sony.com>
1038 PR rtl-optimization/38281
1039 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
1040 set it to NULL_RTX afterwards.
1042 * emit-rtl.c (set_insn_deleted): Fix formatting.
1044 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
1046 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
1048 * config/mips/mips.md (IMOVE32): New mode iterator.
1049 (movsi): Generalize with IMOVE32.
1050 (*movsi_internal): Likewise.
1051 (*mov<mode>_mips16): Likewise.
1054 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
1055 Maxim Kuvyrkov <maxim@codesourcery.com>
1057 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
1058 PC-relative addressing when compiling for uclinux PIC.
1059 (__cmpdf_internal, __cmpsf_internal): Hide.
1060 (__cmpdf, __cmpsf): Use PIC call sequence.
1062 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
1063 Jack Howarth <howarth@bromo.med.uc.edu>
1065 * config/i386/t-darwin64: Add m32 multilib support.
1067 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
1069 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
1071 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1074 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
1075 before using it in POINTER_PLUS_EXPR.
1077 2008-12-02 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/38359
1080 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
1083 2008-12-02 Martin Jambor <mjambor@suse.cz>
1086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
1088 (forward_propagate_addr_into_variable_array_index): Check that the
1089 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
1090 than the gimple code directly.
1092 2008-12-02 Ben Elliston <bje@au.ibm.com>
1094 * config/spu/float_disf.c (__floatdisf): Prototype.
1095 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
1096 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
1097 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
1099 2008-12-02 DJ Delorie <dj@redhat.com>
1101 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
1102 (DWARF_CIE_DATA_ALIGNMENT): Define.
1104 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
1105 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
1106 (xstormy16_expand_prologue): Likewise.
1107 (xstormy16_expand_builtin_va_start): Likewise.
1108 (xstormy16_gimplify_va_arg_expr): Likewise.
1110 2008-12-02 Jakub Jelinek <jakub@redhat.com>
1113 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
1114 potentially returned from folding memcpy.
1115 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
1116 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
1118 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
1121 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
1122 decoration of function RTL names here on Ada language.
1124 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1126 PR rtl-optimization/38280
1127 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
1128 ira_rebuild_regno_allocno_list): New functions.
1129 (regno_allocnos): New static variable.
1130 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
1131 Call ira_rebuild_regno_allocno_list.
1133 2008-12-01 David Daney <ddaney@caviumnetworks.com>
1134 Adam Nemet <anemet@caviumnetworks.com>
1136 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
1137 LINUX_DRIVER_SELF_SPECS.
1139 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
1141 PR rtl-optimization/37514
1142 * reload1.c (reload_as_needed): Invalidate reg_last_reload
1143 from previous insns.
1145 2008-12-01 Jakub Jelinek <jakub@redhat.com>
1148 * c-omp.c (c_finish_omp_for): Only transform pointer
1149 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
1151 PR rtl-optimization/38245
1152 * tree-vrp.c (abs_extent_range): New function.
1153 (extract_range_from_binary_expr): Compute range
1154 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
1155 or includes zero or if vr1 is VR_RANGE and op0 has some
1158 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
1161 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
1162 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1163 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
1164 to (not:I48MODE (and:I48MODE (...))).
1165 (sync_old_nand<mode>): Ditto.
1166 (sync_new_nand<mode>): Ditto.
1168 2008-12-01 Nick Clifton <nickc@redhat.com>
1170 * config/stormy16/stormy16.md (CARRY_REG): New constant.
1171 Replace uses of the "y" register class with direct references to
1172 the CARRY_REG register.
1173 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
1174 register with clobbers of the carry register.
1175 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
1176 (xstormy16_split_cbranch): Remove redundant carry parameter.
1177 (xstormy16_expand_arith): Likewise.
1178 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
1179 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
1180 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1181 (CARRY_REGNUM): Define.
1182 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
1184 (xstormy16_expand_arith): Likewise.
1186 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
1188 * config/score/score.h (IRA_COVER_CLASSES): Define.
1190 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
1193 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
1194 (divsi3_sp32): Add new alternative with 'K' for operand #2.
1195 (cmp_sdiv_cc_set): Factor common string.
1196 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
1198 (cmp_udiv_cc_set): Factor common string.
1200 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1203 * varasm.c (emutls_finish): Fix common registration.
1205 2008-11-29 Jakub Jelinek <jakub@redhat.com>
1208 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
1210 2008-11-29 David Edelsohn <edelsohn@gnu.org>
1212 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
1213 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
1214 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
1215 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
1216 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
1217 Ignore sub-word case for now.
1218 (sync_nand<mode>_internal): Represent NAND in RTL.
1219 (sync_old_nand<mode): Same.
1220 (sync_old_name<mode>_internal): Same.
1221 (sync_new_nand<mode>): Same.
1222 (sync_new_nand<mode>_internal): Same.
1223 (sync_boolcshort_internal): Expect NAND.
1225 2008-11-28 Richard Guenther <rguenther@suse.de>
1227 PR tree-optimization/37955
1228 PR tree-optimization/37742
1229 * tree-vect-transform.c (vectorizable_store): Remove assert for
1231 (vectorizable_load): Likewise.
1233 2008-11-27 Richard Guenther <rguenther@suse.de>
1235 * tree-ssa-structalias.c (intra_create_variable_infos): Make
1236 a constraint for the static chain parameter.
1238 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
1240 * config/bfin/bfin.opt (micplb): New option.
1241 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
1242 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
1243 ENABLE_WA_INDIRECT_CALLS): New macros.
1244 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
1246 (indirect_call_p): New function.
1247 (workaround_speculation): Handle anomaly 05-00-0426 when
1248 ENABLE_WA_INDIRECT_CALLS is true.
1249 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1250 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
1251 * doc/invoke.texi (Blackfin Options): Document -micplb.
1253 2008-11-26 DJ Delorie <dj@redhat.com>
1255 * config/m32c/mov.md ("extendhipsi2"): New.
1257 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
1259 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
1260 * config/m32c/mov.md (zero_extendqihi2): Likewise.
1262 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
1264 * config/mips/mips.md (clear_hazard): Rename to
1265 clear_hazard_<mode>. Use mode-specific addition.
1266 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
1267 or gen_clear_hazard_di depending on the size of Pmode.
1269 2008-11-26 DJ Delorie <dj@redhat.com>
1271 * configure.ac: Test m32c-elf-gas for .loc.
1272 * configure: Likewise.
1274 2008-11-26 Janis Johnson <janis187@us.ibm.com>
1277 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
1280 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
1282 * config/i386/sync.md (memory_barrier_nosse): Disable also for
1283 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
1284 (memory_barrier): Do not generate memory_barrier_nosse instruction
1286 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
1288 2008-11-26 Fredrik Unger <fred@tree.se>
1290 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
1291 function name from __floatundisf.
1292 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
1295 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
1296 Richard Guenther <rguenther@suse.de>
1298 PR tree-optimization/37869
1299 * tree-ssa-structalias.c (struct constraint_graph): Remove
1300 pt_used and number_incoming members.
1301 (build_pred_graph): Do not allocate them.
1302 (condense_visit): Do not use them.
1303 (label_visit): Likewise.
1304 (free_var_substitution_info): Do not free them.
1306 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
1308 * doc/invoke.texi (ira-max-loops-num): Change semantics.
1310 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
1312 * ira-color.c (allocno_spill_priority): New function.
1313 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
1314 Print more info about the spilled allocno.
1315 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
1316 checks on bad spill.
1318 * ira-build.c (loop_node_to_be_removed_p): Remove.
1319 (loop_compare_func, mark_loops_for_removal): New functions.
1320 (remove_uneccesary_loop_nodes_from_loop_t): Use member
1322 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
1324 * ira.c (ira): Don't change flag_ira_algorithm.
1326 * params.def (ira-max-loops-num): Change the value.
1328 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
1330 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
1331 Disable unsupported alternative for ColdFire,
1332 add new alternative that ColdFire can handle.
1334 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
1336 * regrename.c (merge_overlapping_regs): Add registers artificially
1337 defined at the top of the basic block to the set of live ones just
1338 before the first insn.
1340 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
1341 Joey Ye <joey.ye@intel.com>
1344 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
1345 false if we need to align the outgoing stack.
1346 (ix86_update_stack_boundary): Check parm_stack_boundary.
1348 2008-11-25 Richard Guenther <rguenther@suse.de>
1352 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
1353 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
1354 in favor of dereferenced_ptrs.
1355 (init_alias_info): Adjust.
1356 (delete_alias_info): Likewise.
1357 (compute_flow_insensitive_aliasing): Properly
1358 include all aliased variables.
1359 (update_alias_info_1): Use dereferenced_ptrs.
1360 (setup_pointers_and_addressables): Likewise.
1361 (get_smt_for): Honor ref-all pointers and pointers with known alias
1363 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
1365 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
1368 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
1369 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
1371 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1373 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
1375 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
1377 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1379 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
1382 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
1383 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
1385 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
1387 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
1388 UNSPECV_CMPXCHG_[12].
1389 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
1390 UNSPECV_CMPXCHG_[12].
1393 * config/i386/sync.md (memory_barrier): New expander.
1395 2008-11-24 Jakub Jelinek <jakub@redhat.com>
1398 * dse.c (find_shift_sequence): Optimize extraction from a constant.
1400 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1402 * pa.c (function_arg): Revert 2008-10-26 change.
1404 2008-11-23 Helge Deller <deller@gmx.de>
1406 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
1407 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
1408 succeeded and lws_ret is not equal to oldval.
1410 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
1412 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
1414 2008-11-22 Andreas Schwab <schwab@suse.de>
1416 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
1419 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
1421 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
1422 Use constant 1 as the operand.
1423 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
1424 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
1425 gen_rdhwr_synci_step_di depending on the size of Pmode.
1427 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
1430 * config/i386/i386.md (SWI248): New mode iterator.
1431 (SWI32): Remove mode iterator.
1432 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
1433 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
1434 iterator. Generate popcnt mnemonic without mode extensions
1435 for Darwin x86 targets.
1436 (*popcount<mode>2_cmp): Ditto.
1437 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
1438 extensions for Darwin x86 targets.
1440 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
1442 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
1443 only if HAVE_AS_SPARC_UA_PCREL is defined.
1445 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
1447 * ira-costs.c (find_allocno_class_costs): Work out the maximum
1448 allocno_costs value of the classees with the lowest total_costs
1449 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
1450 (setup_allocno_cover_class_and_costs): ...rather than here.
1451 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
1454 2008-11-22 Jakub Jelinek <jakub@redhat.com>
1457 * builtins.c (expand_builtin_apply_args): Emit sequence before
1458 parm_birth_insn instead of after entry_of_function's first insn.
1461 * function.c (assign_parm_remove_parallels): Pass
1462 data->passed_type as third argument to emit_group_store.
1465 * final.c (mark_symbol_refs_as_used): New function.
1466 * output.h (mark_symbol_refs_as_used): New prototype.
1467 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
1468 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
1469 * config/arm/arm.md (consttable_4): Likewise.
1472 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
1474 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1477 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
1478 propagate x = &a into *x = b if conversion from b to a's type is
1481 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
1483 * caller-save.c (insert_one_insn): Take into account REG_INC notes
1484 for the liveness computation of the new insn.
1486 2008-11-21 DJ Delorie <dj@redhat.com>
1488 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
1489 Moves to/from below100 space (W) can only use r0-r7.
1491 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
1494 * doc/invoke.texi (Optimization Options): Fix typo.
1496 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
1497 Xuepeng Guo <xuepeng.guo@intel.com>
1499 * config.gcc (extra_headers): For x86 and x86-64, remove
1500 gmmintrin.h, add immintrin.h and avxintrin.h.
1502 * config/i386/gmmintrin.h: Renamed to ...
1503 * config/i386/avxintrin.h: This. Issue an error if
1504 _IMMINTRIN_H_INCLUDED is undedined.
1506 * config/i386/immintrin.h: New.
1508 2008-11-21 Jakub Jelinek <jakub@redhat.com>
1511 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
1512 mode of PLUS, not mode of the eliminated register.
1514 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1516 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
1517 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
1518 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
1519 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
1520 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
1521 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
1522 (*nand<mode>3): Rename to *andnot<mode>3.
1523 (*nandtf3): rename to *andnottf3.
1524 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
1525 Use CODE_FOR_mmx_andnotv2si3.
1526 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
1527 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
1528 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
1529 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
1530 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
1532 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
1535 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
1536 case by calculating ~(new_reg & val) instead of (~new_reg & val).
1537 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
1538 to (not:IMODE (and:IMODE (...))).
1539 (sync_old_nand<mode>): Ditto.
1540 (sync_new_nand<mode>): Ditto.
1542 2008-11-20 Joseph Myers <joseph@codesourcery.com>
1544 * config/arm/thumb2.md (thumb2_casesi_internal,
1545 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
1547 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
1549 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
1550 nand to the changed 4.4 semantic.
1552 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1555 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
1556 (fold_builtin_memory_op): Handle even the case where just one
1557 of src and dest is an address of a var decl component, using
1558 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
1559 and readonly_data_expr src check.
1560 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
1563 PR rtl-optimization/36998
1564 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
1565 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
1566 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
1567 stack_adjust_offset callers.
1568 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
1570 (compute_barrier_args_size): Handle insns in annulled branches
1573 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
1576 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
1577 Handle cases when integer argument crosses argument register boundary.
1579 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1582 * config.gcc (i[34567]86-*-solaris2*): Don't include
1583 i386/t-crtstuff here.
1584 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
1585 * config/i386/t-sol2: Move to libgcc/config/i386.
1587 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
1590 * tlink.c: Include "libiberty.h".
1591 (initial_cwd): Change type into char *.
1592 (tlink_init): Call getpwd instead of getcwd.
1594 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
1596 PR rtl-optimization/32283
1597 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
1598 of the induction variable to decide whether it may wrap.
1599 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
1600 initialization of the bound before the loop.
1601 * simplify-rtx.c (simplify_binary_operation_1): Add two
1602 simplifications regarding AND.
1603 (simplify_plus_minus): Only fail if no simplification is possible.
1604 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
1606 2008-11-20 Jakub Jelinek <jakub@redhat.com>
1609 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
1610 checking until GIMPLE lowering.
1611 * gimple-low.c (check_call_args): New function.
1612 (lower_stmt) <case GIMPLE_CALL>: Call it.
1614 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
1616 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
1617 with the same type as the first operand of the AND expression.
1619 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1622 * ira-int.h (struct ira_loop_tree_node): New member
1623 entered_from_non_parent_p.
1625 * ira-color.c (print_loop_title): Print loop bbs.
1627 * ira-emit.c (entered_from_non_parent_p,
1628 setup_entered_from_non_parent_p): New functions.
1629 (not_modified_p): Rename to store_can_be_removed_p. Check there
1631 (generate_edge_moves): Use store_can_be_removed_p instead of
1633 (ira_emit): Call setup_entered_from_non_parent_p.
1635 * ira-build.c (copy_info_to_removed_store_destinations):
1636 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
1637 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
1638 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
1639 update all accumulated attributes.
1641 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
1644 * ira-int.h (ira_copy_allocno_live_range_list,
1645 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
1646 ira_finish_allocno_live_range_list): New prototypes.
1647 (ira_allocno_live_ranges_intersect_p,
1648 ira_pseudo_live_ranges_intersect_p): Remove.
1650 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
1651 ira_pseudo_live_ranges_intersect_p): Rename to
1652 allocnos_have_intersected_live_ranges_p and
1653 pseudos_have_intersected_live_ranges_p. Move them from here to ...
1655 * ira-color.c: ... here
1656 (coalesced_allocno_conflict_p): Use
1657 allocnos_have_intersected_live_ranges_p.
1658 (coalesced_allocnos_living_at_program_points,
1659 coalesced_allocnos_live_at_points_p,
1660 set_coalesced_allocnos_live_points): Remove.
1661 (slot_coalesced_allocnos_live_ranges,
1662 slot_coalesced_allocno_live_ranges_intersect_p,
1663 setup_slot_coalesced_allocno_live_ranges): New.
1664 (coalesce_spill_slots): Use ranges of coalesced allocnos.
1665 (ira_sort_regnos_for_alter_reg): Use
1666 allocnos_have_intersected_live_ranges_p.
1667 (ira_reuse_stack_slot): Use
1668 pseudos_have_intersected_live_ranges_p.
1670 * global.c (pseudo_for_reload_consideration_p): Check
1671 flag_ira_share_spill_slots too.
1673 * ira-build.c (copy_allocno_live_range_list): Rename to
1674 ira_copy_allocno_live_range_list. Make it external.
1675 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
1677 (ira_allocno_live_ranges_intersect_p): New.
1678 (ira_finish_allocno_live_range_list): New.
1679 (finish_allocno): Use it.
1680 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
1681 (copy_info_to_removed_store_destinations): Ditto. Use
1682 ira_copy_allocno_live_range_list.
1683 (ira_flattening): Use ira_merge_allocno_live_ranges.
1685 * ira.c (too_high_register_pressure_p): New function.
1686 (ira): Switch off sharing spill slots if the pressure is too high.
1688 2008-11-19 Richard Guenther <rguenther@suse.de>
1690 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
1691 non-sizetype offsets if their precision matches that of the pointer.
1692 * expr.c (expand_expr_real_1): Always sign-extend the offset
1693 operand of a POINTER_PLUS_EXPR.
1695 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1697 * config.gcc: Unobsolete mips-sgi-irix[56]*.
1698 (mips-sgi-irix[56]*): No need to use fixproto.
1700 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1701 Paul Brook <paul@codesourcery.com>
1703 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
1706 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
1708 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
1710 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
1713 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
1714 (separate_decls_in_region): Create shared struct even when there
1715 are only reductions.
1717 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
1719 * config/picochip/picochip.c (headers): Remove an unnecessary
1722 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
1725 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
1726 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
1728 * config/m68k/m68k.md: Adjust all conditional branches that use the
1729 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
1731 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
1734 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
1735 is a register or zero operand in the correct mode before generating
1736 mtch1 insn or a register operand in the correct mode before generating
1738 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
1740 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
1742 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
1743 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
1744 mipsisa*-*-elf*. Handle mipsisa64r2*.
1745 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
1746 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1748 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
1749 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1751 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
1752 Fix mips16 if mips64 or mips64r2 are multilib defaults.
1753 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
1756 2008-11-18 Jakub Jelinek <jakub@redhat.com>
1759 * config/i386/i386.md (allocate_stack_worker_32,
1760 allocate_stack_worker_64): Don't use match_dup between input and
1762 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
1763 * config/i386/i386.c (ix86_expand_prologue): Likewise.
1765 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
1767 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
1768 is forced when trying to do a symbol link for it.
1770 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
1772 * expmed.c (extract_bit_field_1): Also use a temporary and
1773 convert_extracted_bit_field when the conversion from ext_mode to
1774 the target mode requires explicit truncation.
1776 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1778 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
1780 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
1781 registers when not optimizing.
1783 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1785 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1786 and its associated define_split. Expose the all-d alternative
1787 to the register allocator, but mark it with "?". Mark the first
1788 alternative with "*?*?".
1789 (*mul_sub_si): Likewise.
1790 (*mul_acc_si_r3900): New pattern.
1792 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1795 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1796 propagating x = &a into *x = b, add a cast if not useless
1797 type conversion or don't optimize if another stmt would be
1800 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1803 * optabs.c (expand_sync_operation): Properly handle NAND case
1804 by calculating ~(t1 & val) instead of (~t1 & val).
1805 * builtins.c (expand_builtin_sync_operation): Warn for changed
1806 semantics in NAND builtins.
1807 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1809 * doc/invoke.texi (Warning options): Add Wsync-nand.
1810 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1811 __sync_fetch_and_nand builtin operation in the example. Add a note
1812 about changed semantics in GCC 4.4.
1813 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1814 operation in the example. Add a note about changed semantics in
1817 2008-11-16 Jan Hubicka <jh@suse.cz>
1819 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1822 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1824 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1827 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1830 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1831 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1833 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1834 rather than call_really_used_regs when handling $gp.
1836 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1839 * config/mips/mips.c (machine_function): Update the comment
1840 above global_pointer.
1841 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1842 that a function doesn't need a global pointer.
1843 (mips_current_loadgp_style): Update accordingly.
1844 (mips_restore_gp): Likewise.
1845 (mips_output_cplocal): Likewise.
1846 (mips_expand_prologue): Likewise.
1848 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1850 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1851 parameter. Use DImode for computing the number of registers.
1852 (function_arg): Adjust for above change.
1853 (function_value): Likewise.
1855 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1857 PR tree-optimization/37950
1858 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1859 not computed for the current function.
1861 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1864 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1865 gpr and other COMPONENT_REFs.
1867 2008-11-15 Richard Guenther <rguenther@suse.de>
1869 PR tree-optimization/38051
1870 * tree-ssa-alias.c (update_alias_info_1): Manually find
1873 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1875 * doc/invoke.texi (-mfix-r10000): Document.
1876 * config/mips/mips.opt (mfix-r10000): New option.
1877 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1878 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1879 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1880 (MIPS_SYNC_OP): Likewise.
1881 (MIPS_SYNC_OP_12): Likewise.
1882 (MIPS_SYNC_OLD_OP_12): Likewise.
1883 (MIPS_SYNC_NEW_OP_12): Likewise.
1884 (MIPS_SYNC_OLD_OP): Likewise.
1885 (MIPS_SYNC_NAND): Likewise.
1886 (MIPS_SYNC_OLD_NAND): Likewise.
1887 (MIPS_SYNC_EXCHANGE): Likewise.
1888 (MIPS_SYNC_EXCHANGE_12): Likewise.
1889 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1891 (MIPS_SYNC_NEW_NAND): Likewise.
1892 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1893 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1894 (mips_output_sync_loop): New function.
1895 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1896 Make -mfix-r10000 require branch-likely instructions.
1897 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1898 mips_output_sync_loop.
1899 (compare_and_swap_12): Likewise.
1900 (sync_add<mode>): Likewise.
1901 (sync_<optab>_12): Likewise.
1902 (sync_old_<optab>_12): Likewise.
1903 (sync_new_<optab>_12): Likewise.
1904 (sync_nand_12): Likewise.
1905 (sync_old_nand_12): Likewise.
1906 (sync_new_nand_12): Likewise.
1907 (sync_sub<mode>): Likewise.
1908 (sync_old_add<mode>): Likewise.
1909 (sync_old_sub<mode>): Likewise.
1910 (sync_new_add<mode>): Likewise.
1911 (sync_new_sub<mode>): Likewise.
1912 (sync_<optab><mode>): Likewise.
1913 (sync_old_<optab><mode>): Likewise.
1914 (sync_new_<optab><mode>): Likewise.
1915 (sync_nand<mode>): Likewise.
1916 (sync_old_nand<mode>): Likewise.
1917 (sync_new_nand<mode>): Likewise.
1918 (sync_lock_test_and_set<mode>): Likewise.
1919 (test_and_set_12): Likewise.
1921 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1923 * gcc.c (cc1_options): Fix comment.
1925 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1928 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1929 argtype instead of result_type.
1931 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1933 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1934 subloop_next/next and subloops/childen fields.
1936 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1938 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1939 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1940 (LOCAL_INCLUDE_DIR): Undefine.
1941 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1943 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1945 PR rtl-optimization/37397
1946 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1947 (ALLOCNO_BAD_SPILL_P): New macro.
1949 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1951 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1952 (create_cap_allocno, propagate_allocno_info,
1953 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1954 (update_bad_spill_attribute): New function.
1955 (ira_build): Call it.
1957 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1959 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1961 PR tree-optimization/38104
1962 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1963 before calling mark_symbols_for_renaming, not after it.
1965 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1967 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1968 (OVERRIDE_OPTIONS): Likewise.
1970 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1971 Andrew Stubbs <ams@codesourcery.com>
1972 Gunnar Von Boehn <gunnar@genesi-usa.com>
1975 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1976 the shorter LEA insn over ADD.L where possible.
1978 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1980 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1981 systems, which are assumend to always provide SSP-support in glibc.
1982 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1984 * configure: Regenerate.
1986 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1989 * function.c (gimplify_parameters): For callee copies parameters,
1990 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1992 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1995 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1996 x86 parts into the `i[34567]86-*-linux*' and parts that are
1997 independent of the processor architecture into the `*-*-linux*' cases.
1998 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1999 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
2000 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
2001 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
2002 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
2003 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
2004 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
2006 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
2008 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
2009 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
2010 (ls2_idiv): Likewise idiv3.
2011 (ls2_prefetch): New reservation.
2012 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
2013 * config/mips/mips.md (type): Add imul3nc and idiv3.
2014 (length): Handle idiv3.
2015 (any_mod): New code_iterator.
2016 (u): Handle MOD and UMOD.
2017 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
2018 (prefetch): Handle TARGET_LOONGSON_2EF.
2020 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2023 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
2024 (prune_unused_types_walk): Call it for non-perennial local classes.
2025 Set die_mark to 2 if recursing on children. If die_mark is 1 on
2026 entry, just set it to 2 and recurse on children, don't walk attributes
2029 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
2031 * c-common.c (warn_about_parentheses): Add missing whitespace
2034 2008-11-13 Paul Brook <paul@codesourcery.com>
2036 * doc/invoke.texi: Document --fix-cortex-m3.
2037 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
2038 Cortex-M3 cpu is selected.
2039 (output_move_double): Avoid overlapping base register and first
2040 destination register when fix_cm3_ldrd.
2041 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
2043 2008-11-13 Jakub Jelinek <jakub@redhat.com>
2046 * gimple.h (gimple_range_check_failed): Remove prototype.
2047 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
2049 (gimple_range_check_failed): Removed.
2051 2008-11-13 Andrew Haley <aph@redhat.com>
2054 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
2057 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2061 2007-05-07 Mike Stump <mrs@apple.com>
2062 * doc/invoke.texi (Warning Options): Document that -Wempty-body
2063 also checks for and while statements in C++.
2065 2008-11-12 Dodji Seketeli <dodji@redhat.com>
2068 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
2069 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
2070 - which clones are reachable - as "abstract and needed".
2071 * cgraph.c (cgraph_release_function_body): If a node is
2072 "abstract and needed", do not release its DECL_INITIAL() content
2073 that will be needed to emit debug info.
2075 2008-11-12 Steve Ellcey <sje@cup.hp.com>
2078 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
2079 to set HAVE_GETIPINFO.
2080 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
2081 * configure: Regenerate.
2082 * config.in: Regenerate.
2084 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
2087 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
2089 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2092 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2093 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2095 2008-11-12 Jason Merrill <jason@redhat.com>
2098 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
2101 2008-11-12 Anatoly Sokolov <aesok@post.ru>
2103 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
2104 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
2106 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
2107 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2109 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2111 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
2112 packed-stack special handling.
2113 (FRAME_ADDR_RTX): Add definition.
2115 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2118 * fold-const.c (native_encode_string): New function.
2119 (native_encode_expr): Use it for STRING_CST.
2121 2008-11-12 DJ Delorie <dj@redhat.com>
2123 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
2124 insns if the intermediate value will be used later.
2126 2008-11-12 Andreas Schwab <schwab@suse.de>
2128 * config/m68k/m68k.c (print_operand): Mask off extra extension
2129 bits when writing out the representation of real values.
2131 2008-11-12 Ira Rosen <irar@il.ibm.com>
2133 PR tree-optimization/38079
2134 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
2137 2008-11-12 Jakub Jelinek <jakub@redhat.com>
2140 * c-pretty-print.c (pp_c_complex_expr): New function.
2141 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
2144 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
2145 than INNER and INNER is a constant, forcibly align INNER as much
2148 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2150 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
2152 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
2154 PR rtl-optimization/37363
2155 * simplify-rtx.c (simplify_plus_minus): Don't create
2156 (const (minus ...)) expresisons.
2158 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
2160 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
2163 2008-11-10 Catherine Moore <clm@codesourcery.com>
2165 * config.gcc (mips64vrel-*-elf*): Include the tm_file
2167 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
2168 (BASE_DRIVER_SELF_SPECS): Remove.
2169 (DRIVER_SELF_SPECS): New definition.
2170 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
2171 BASE_DRIVER_SELF_SPECS.
2172 * config/mips/sde.h: Likewise.
2173 * config/mips/iris6.h: Likewise.
2174 * config/mips/vr.h: Likewise.
2175 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
2177 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
2179 PR rtl-optimizations/37948
2180 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
2181 (ira_create_copy, ira_add_allocno_copy): New parameter.
2183 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
2184 to ira_add_allocno_copy.
2185 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
2186 parameter to process_regs_for_copy.
2187 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
2188 Fix typo in passing second allocno to ira_add_allocno_copy.
2190 * ira-color.c (update_conflict_hard_regno_costs): Use head of
2191 coalesced allocnos list.
2192 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
2194 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
2195 (add_ira_allocno_to_ordered_bucket): Rename to
2196 add_allocno_to_ordered_bucket.
2197 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
2198 head of coalesced allocnos list.
2199 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
2200 Check that it is aready calculated.
2201 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
2202 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
2204 (coalesce_allocnos): Do extended coalescing too.
2206 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
2207 parameter to ira_add_allocno_copy.
2209 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
2211 (print_copy): Print copy origination too.
2213 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
2216 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
2218 PR rtl-optimization/37514
2219 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
2220 flag_ira_share_spill_slots to 2 if it's already non-zero.
2221 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
2222 flag_ira_share_spill_slots is 2.
2224 2008-11-10 Kevin Buettner <kevinb@redhat.com>
2226 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
2227 (prologue_enter_32): Set FB to SP - 4.
2229 2008-11-10 DJ Delorie <dj@redhat.com>
2231 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
2232 constraint for single-bit-clear in lower byte of HI constant, vs
2233 Imb which just ignores the upper byte.
2234 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
2235 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
2236 (iorhi3_16): Check for single bit set, not single bit clear.
2238 2008-11-10 Janis Johnson <janis187@us.ibm.com>
2240 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
2242 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
2244 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
2246 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
2247 values living in memory and use more precise alignment information.
2249 2008-11-10 Jakub Jelinek <jakub@redhat.com>
2252 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
2253 after __mf_check call if the call must end a bb.
2255 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
2259 * combine.c (force_to_mode): Do not process vector types.
2261 * rtlanal.c (nonzero_bits1): Do not process vector types.
2262 (num_sign_bit_copies1): Likewise.
2264 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
2266 * config/i386/gnu.h: Add copyright and licensing header.
2267 * config/gnu.h: Likewise.
2269 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
2271 * fwprop.c (fwprop_done): Call df_remove_problem.
2273 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
2276 * tree-scalar-evolution.c (instantiate_scev_1): Return
2277 chrec_dont_know for VL_EXP_CLASS_P.
2279 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2281 * reg-stack.c (reg_to_stack): Add missing braces in memset
2284 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
2286 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
2287 (NO_PROFILE_COUNTERS): New define.
2289 2008-11-06 David Edelsohn <edelsohn@gnu.org>
2292 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
2294 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
2297 * config/sparc/constraints.md (D): New.
2298 * config/sparc/predicates.md (const_double_or_vector_operand): New.
2299 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
2301 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
2302 Use the 'D' constraint in addition to 'F' in some alternatives.
2303 (DF splitter): Generalize for V64mode.
2304 * doc/md.texi (SPARC): Document the 'D' constraint.
2306 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
2308 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
2310 2008-11-06 Ben Elliston <bje@au.ibm.com>
2312 * gcc.c: Remove ancient comment about a bug in Sun cc.
2314 2008-11-05 Janis Johnson <janis187@us.ibm.com>
2316 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
2318 2008-11-06 Ben Elliston <bje@au.ibm.com>
2320 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
2322 2008-11-06 Ben Elliston <bje@au.ibm.com>
2324 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
2327 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
2330 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
2333 2008-11-05 Martin Jambor <mjambor@suse.cz>
2336 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
2337 pointer arithmetics into array_ref if the array is accessed
2338 through an indirect_ref.
2340 2008-11-05 Richard Guenther <rguenther@suse.de>
2343 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
2344 qualified pointer conversion before stripping qualifiers.
2345 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
2346 * tree-flow.h (may_propagate_address_into_dereference): Declare.
2347 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
2350 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
2351 properly canonicalize binary ops.
2352 (forward_propagate_addr_expr_1): Use
2353 may_propagate_address_into_dereference.
2355 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
2358 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
2359 Initialize uninitialized input registers with a NaN.
2361 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2365 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
2367 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
2371 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
2372 exits and conditions.
2373 * testsuite/gcc.dg/graphite/pr37943.c: New.
2375 2008-11-04 Jakub Jelinek <jakub@redhat.com>
2376 Andrew Pinski <andrew_pinski@playstation.sony.com>
2379 * c-common.c (warn_for_sign_compare): For complex result_type
2380 use component's type.
2382 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
2384 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
2386 * print-tree.c (print_node): Don't print DECL_INITIAL
2390 * c-common.c (parse_optimize_options): Save and restore
2391 flag_strict_aliasing around decode_options call.
2393 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
2395 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
2396 (host_detect_local_cpu): Use it instead of casted strings to
2397 compare vendor signatures.
2399 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
2402 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
2403 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
2405 2008-11-03 Catherine Moore <clm@codesourcery.com>
2407 * config/mips.c (mips_conditional_register_usage): Handle the
2408 DSP control register.
2409 * doc/extend.texi: Document the DSP control register.
2411 2008-11-03 Steve Ellcey <sje@cup.hp.com>
2412 Jakub Jelinek <jakub@redhat.com>
2414 * omp-low.c (expand_omp_for_generic): If iter_type has different
2415 precision than type and type is a pointer type, cast n1 and n2
2416 first to an integer type with the same precision as pointers
2417 and only afterwards to iter_type.
2419 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
2421 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
2422 (UNSPEC_GOTSYM_OFF): New unspec.
2423 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
2424 (pic_add_dot_plus_eight): Likewise.
2425 (tls_load_dot_plus_eight): Likewise. Update peephole2.
2426 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
2427 UNSPEC_PIC_BASE operands.
2428 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
2429 (arm_output_addr_const_extra): Handle it.
2431 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2433 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
2434 integer class to full integer class if the offset is not word-aligned.
2436 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2439 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
2441 (doloop_optimize): Update call to doloop_modify.
2443 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
2445 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
2447 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2450 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
2451 gcc_cv_as_cfi_directive.
2452 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
2453 merging read-only and read-write sections or assembler emits
2454 read-write .eh_frame sections.
2455 * configure: Regenerate.
2457 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
2460 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2462 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2464 (rs6000_emit_prologue): Invert logic.
2465 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2466 (reg:P 11) instead of match_operand.
2467 (*save_fpregs_<mode>): Likewise.
2468 (*restore_gpregs_<mode>): Likewise.
2469 (*return_and_restore_gpregs_<mode>): Likewise.
2470 (*return_and_restore_fpregs_<mode>): Likewise.
2471 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2472 (reg:P 11) insted of match_operand.
2473 (*restore_gpregs_spe): Likewise.
2474 (*return_and_restore_gpregs_spe): Likewise.
2476 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
2478 PR tree-optimization/37684
2479 * gcc.dg/graphite/pr37684.c: New.
2480 * graphite.c (exclude_component_ref): New.
2481 (is_simple_operand): Call exclude_component_ref.
2483 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2485 PR tree-optimization/36908
2486 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
2487 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
2488 (number_of_rw_in_partition): New.
2489 (partition_contains_all_rw): New.
2490 (ldist_gen): Do not distribute when one of the partitions
2491 contains all the memory operations.
2493 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
2495 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
2496 EDGE_IRREDUCIBLE_LOOP.
2498 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
2500 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
2501 where we have one entry point in the loop which isn't the head.
2503 2008-11-03 Richard Guenther <rguenther@suse.de>
2506 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
2508 2008-11-03 Jakub Jelinek <jakub@redhat.com>
2511 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
2512 for ipa and simple ipa passes.
2514 2008-11-02 Richard Guenther <rguenther@suse.de>
2516 PR tree-optimization/37542
2517 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
2518 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
2519 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
2520 (vn_nary_op_insert_stmt): Likewise.
2521 (visit_use): Likewise.
2523 2008-11-02 Anatoly Sokolov <aesok@post.ru>
2525 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
2527 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
2528 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
2529 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
2530 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
2531 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
2532 peephole2's): Replace unspec with rotate.
2533 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
2535 2008-11-02 Richard Guenther <rguenther@suse.de>
2537 PR tree-optimization/37991
2538 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
2539 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
2540 (set_ssa_val_to): Print if the value changed.
2541 (simplify_binary_expression): Strip useless conversions.
2543 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
2546 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
2549 2008-11-01 Richard Guenther <rguenther@suse.de>
2552 * builtins.c (fold_builtin_strspn): Return a size_t.
2553 (fold_builtin_strcspn): Likewise.
2555 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2557 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
2558 attribute for struct return convention.
2560 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2562 * config/rs6000/crtsavres.asm: Really, really delete.
2564 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
2566 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
2568 (rs6000_emit_prologue): Invert logic.
2569 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
2570 (reg:P 11) instead of match_operand.
2571 (*save_fpregs_<mode>): Likewise.
2572 (*restore_gpregs_<mode>): Likewise.
2573 (*return_and_restore_gpregs_<mode>): Likewise.
2574 (*return_and_restore_fpregs_<mode>): Likewise.
2575 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
2576 (reg:P 11) insted of match_operand.
2577 (*restore_gpregs_spe): Likewise.
2578 (*return_and_restore_gpregs_spe): Likewise.
2580 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
2582 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
2583 list of word switches that take args.
2585 2008-10-30 Jakub Jelinek <jakub@redhat.com>
2587 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
2588 (s390_output_pool_entry): Call it through for_each_rtx.
2591 * expr.c (store_constructor): For vectors, if target is a MEM, use
2592 target's MEM_ALIAS_SET instead of elttype alias set.
2594 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
2597 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
2600 2008-10-29 David Edelsohn <edelsohn@gnu.org>
2603 * config/rs6000/predicates.md (word_offset_memref_operand):
2604 Restructure code and look inside auto-inc/dec addresses.
2606 2008-10-29 Steve Ellcey <sje@cup.hp.com>
2609 * libgcov.c ( __gcov_indirect_call_profiler): Check
2610 TARGET_VTABLE_USES_DESCRIPTORS.
2612 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
2614 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2615 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2616 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
2617 offset if eliminating soft frame pointer.
2618 * config/spu/spu.md (stack_protect_set, stack_protect_test)
2619 (stack_protect_test_si): Add initial machine description
2620 for Stack Smashing Protector
2622 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2625 * c-common.c (min_precision): Move to...
2626 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
2627 * tree.h (tree_int_cst_min_precision): Declare.
2628 * c-common.h (min_precision): Delete declaration.
2629 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
2630 multiplication of non-negative integer constants.
2631 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
2632 tree_int_cst_min_precision.
2633 (finish_enum): Likewise.
2635 2008-10-29 Joseph Myers <joseph@codesourcery.com>
2638 * convert.c (convert_to_real): Do not optimize conversions of
2639 binary arithmetic operations between binary and decimal
2640 floating-point types. Consider mode of target type in determining
2641 decimal type for arithmetic. Unless
2642 flag_unsafe_math_optimizations, do not optimize binary conversions
2643 where this may change rounding behavior.
2644 * real.c (real_can_shorten_arithmetic): New.
2645 * real.h (real_can_shorten_arithmetic): Declare.
2647 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2649 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
2650 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
2651 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
2653 (must_save_p): For some workarounds, interrupts need to clobber a
2655 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
2656 and LC1 for WA_05000257.
2657 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
2658 WA_05000283 and WA_05000315.
2659 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
2660 (movbi): Add alternative to set CC to 1; improve code for setting
2662 (dummy_load): New pattern.
2664 2008-10-29 Jakub Jelinek <jakub@redhat.com>
2667 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
2668 BLKmode for non-memory, convert using a wider MODE_INT mode
2672 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
2673 that haven't been removed yet.
2675 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
2677 * config/bfin/bfin.c (struct machine_function): New member
2678 has_loopreg_clobber.
2679 (bfin_expand_movmem): Set it when generating memcpy insns.
2680 (n_regs_saved_by_prologue, expand_prologue_reg_save,
2681 expand_epilogue_reg_restore): If we have hardware loops,
2682 memcpy insns (indicated by has_loopreg_clobber) or function
2683 calls, we need to save the loop registers.
2685 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
2687 * config/i386/i386.c (core2_cost): Fix typos in comments.
2689 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2692 * combine.c (make_compound_operation): Don't call make_extraction with
2693 non-positive length.
2694 (simplify_shift_const_1): Canonicalize count even if complement_p.
2696 2008-10-28 Joseph Myers <joseph@codesourcery.com>
2698 * convert.c (strip_float_extensions): Do not remove or introduce
2699 conversions between binary and decimal floating-point types.
2701 2008-10-28 Jakub Jelinek <jakub@redhat.com>
2704 * fold-const.c (distribute_bit_expr): Convert common, left and
2705 right arguments to type.
2707 2008-10-28 Nick Clifton <nickc@redhat.com>
2709 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
2710 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
2711 call_really_used_regs array rather than the call_used_regs array.
2712 (mn10300_get_live_callee_saved_regs, expand_prologue,
2713 expand_epilogue, output_tst): Likewise.
2715 2008-10-27 Jakub Jelinek <jakub@redhat.com>
2718 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
2719 (df_get_entry_block_def_set): Neither here.
2720 (df_get_regular_block_artificial_uses): Add EH_USES registers.
2722 PR tree-optimization/37879
2723 * predict.c (tree_estimate_probability): Check if last_stmt is
2724 non-NULL before dereferencing it.
2726 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2728 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
2729 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
2730 (ira_fast_allocation): Remove the prototype.
2732 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
2733 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
2734 (color_pass): Modify the updated costs.
2735 (ira_color): Rename to color. Make it static.
2736 (ira_fast_allocation): Rename to fast_allocation. Make it static.
2737 (ira_color): New function.
2739 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
2742 * ira-lives.c (last_call_num, allocno_saved_at_call): New
2744 (set_allocno_live, clear_allocno_live, mark_ref_live,
2745 mark_ref_dead): Invalidate corresponding element of
2746 allocno_saved_at_call.
2747 (process_bb_node_lives): Increment last_call_num. Setup
2748 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
2749 allocno was already saved.
2750 (ira_create_allocno_live_ranges): Initiate last_call_num and
2751 allocno_saved_at_call.
2753 * ira-build.c (ira_create_allocno): Initiate
2754 ALLOCNO_UPDATED_COVER_CLASS_COST.
2755 (create_cap_allocno, propagate_allocno_info,
2756 remove_unnecessary_allocnos): Remove setting updated costs.
2757 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
2759 * ira.c (ira): Don't call ira_fast_allocation.
2761 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
2764 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2767 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
2769 * ira-int.h (ira_hard_regno_cover_class): New.
2771 * ira-lives.c (mark_reg_live, mark_reg_dead,
2772 process_bb_node_lives): Use ira_hard_regno_cover_class.
2774 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
2775 (setup_hard_regno_cover_class): New function.
2776 (ira_init): Call setup_hard_regno_cover_class.
2778 * ira-costs.c (cost_class_nums): Add comment.
2779 (find_allocno_class_costs): Initiate cost_class_nums.
2780 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
2782 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2785 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2786 Rename to copy_info_to_removed_store_destinations. Propagate
2787 conflict hard regs and register stack attribute.
2789 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2792 * pa.c (function_arg_padding): Pad complex and vector types
2793 upward in 64-bit runtime.
2794 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2796 2008-10-26 Matthias Klose <doko@ubuntu.com>
2798 * doc/install.texi: Document requirements on antlr.
2800 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2802 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2805 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2808 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2809 is defined, use it to modify the constant offset.
2811 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2813 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2814 and short arguments to the correct location as mandated by the ABI.
2816 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2818 PR rtl-optimization/37769
2819 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2821 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2823 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2824 unwind-dw2-Os-4-200.o.
2826 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2828 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2829 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2831 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2833 PR tree-optimization/36038
2834 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2835 add sizetype IV with initial value zero instead of pointer type.
2837 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2840 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2841 around bit operation.
2842 * profile.c (is_edge_inconsistent): Likewise.
2843 * fold-const.c (truth_value_p): Move from here...
2844 * tree.h (truth_value_p): ... to here.
2845 * c-tree.h (c_expr): Update description of original_code.
2846 * c-typeck.c (parser_build_unary_op): Set original_code.
2847 (parser_build_binary_op): Update call to warn_about_parentheses.
2848 * c-common.c (warn_about_parentheses): Take two additional
2849 arguments of the operands. Use a switch. Quote operators
2850 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2851 Add warning about !x | y and !x & y.
2852 * c-common.h (warn_about_parentheses): Update declaration.
2854 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2856 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2857 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2858 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2860 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2861 (check-%): For test targets listed in lang_checks_parallelized
2862 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2863 run the testing in multiple make goals, possibly parallel, and
2864 afterwards run dg-extract-results.sh to merge the sum and log files.
2866 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2868 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2869 (mips_move_to_gpr_cost): Likewise.
2870 (mips_move_from_gpr_cost): Likewise.
2871 (mips_register_move_cost): Make more fine-grained.
2873 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2875 * graphite.c (graphite_apply_transformations): Check for
2876 -fgraphite-identity.
2877 * toplev.c (process_options): Add graphite_identity.
2878 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2880 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2882 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2883 mulhisihl and mulhisihh builtins.
2885 From Jie Zhang <jie.zhang@analog.com>
2886 * config/bfin/bfin.md (composev2hi): Put operands into vector
2889 2008-10-22 Chao-ying Fu <fu@mips.com>
2891 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2893 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2895 From Mike Frysinger <michael.frysinger@analog.com>
2896 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2897 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2898 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2899 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2900 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2901 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2902 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2903 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2904 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2905 __ADSPBF51x__ for all of them.
2906 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2907 -mcpu bf512, bf514, bf516, and bf518.
2908 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2909 bf512-none, bf514-none, bf516-none, and bf518-none.
2910 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2911 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2912 * doc/invoke.texi (Blackfin Options): Document that
2913 -mcpu now accepts bf512, bf514, bf516, and bf518.
2915 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2918 * fold-const.c (build_range_type): For 1 .. signed_max
2919 range call build_nonstandard_inter_type if signed_type_for
2920 returned a type with bigger precision.
2922 2008-10-22 Richard Guenther <rguenther@suse.de>
2924 * tree.def (COMPLEX_TYPE): Constrain element type.
2925 * tree.c (build_complex_type): Assert that.
2926 * tree-ssa-structalias.c (could_have_pointers): Complex types
2927 cannot have pointers.
2929 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2932 * c-typeck.c (convert_for_assignment): Do not give declaration's
2933 location for builtins. Spell out which type was expected and which
2936 2008-10-22 Nick Clifton <nickc@redhat.com>
2938 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2939 the fdpic register to be a target when running in fdpic mode.
2941 2008-10-22 Rafael Espindola <espindola@google.com>
2943 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2944 newly created statements.
2946 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2949 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2950 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2951 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2953 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2956 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2957 Adjust -mcmodel=medium description for 2005-07-31 changes.
2959 2008-10-22 Jan Hubicka <jh@suse.cz>
2960 Jakub Jelinek <jakub@redhat.com>
2963 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2965 2008-10-21 Richard Henderson <rth@redhat.com>
2968 * emit-rtl.c (get_spill_slot_decl): Export.
2969 * emit-rtl.h (get_spill_slot_decl): Declare.
2970 * var-tracking.c (vt_add_function_parameters): Relax assertion
2971 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2973 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2975 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2976 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2979 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2982 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2983 processed by get_maxval_strlen.
2985 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2988 * tree.c (get_file_function_name): Copy first_global_object_name.
2989 Centralize call to clean_symbol_name.
2991 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2993 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2994 * config/svr4.h (SVR4_ASM_SPEC): New.
2995 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2996 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2998 * doc/invoke.texi (Option Summary): Add -T to linker options.
2999 (Link Options): Document -T.
3001 2008-10-21 Jakub Jelinek <jakub@redhat.com>
3003 * tree-inline.c (tree_inlinable_function_p): Remove tuples
3006 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
3009 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
3011 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
3013 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
3016 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
3018 * doc/install.texi: Fix typos in previous patch.
3020 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
3022 * doc/install.texi: Document in-tree building of gcc and mpfr.
3024 2008-10-19 Richard Guenther <rguenther@suse.de>
3026 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
3028 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
3031 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
3032 (build_enumerator): Convert enumerators that fit in integer to
3035 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
3037 * config/i386/i386.md (unnamed peephole2): Do not force memory
3038 operands of arith or logical instructions into registers for
3039 non-TARGET_READ_MODIFY targets.
3041 (ffs_cmove): Change operand 0 predicate to register_operand.
3042 Change operand 1 predicate to nonimmediate_operand.
3044 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
3046 2008-10-18 Richard Guenther <rguenther@suse.de>
3048 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
3049 VIEW_CONVERT_EXPR case against invalid gimple.
3051 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
3053 * c-parser.c (c_parser_binary_expression): Silence the
3054 uninitialized variable warning emitted for binary_loc.
3056 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
3058 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
3061 2008-10-16 Joseph Myers <joseph@codesourcery.com>
3064 * c-typeck.c (build_unary_op): Use omit_one_operand for
3065 IMAGPART_EXPR of real argument.
3067 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3069 PR tree-optimization/37664
3070 * fold-const.c (fold_binary): When optimizing comparison with
3071 highest or lowest type's value, don't consider TREE_OVERFLOW.
3073 2008-10-16 David Edelsohn <edelsohn@gnu.org>
3076 * Makefile.in (coverage.o): Depend on $(TM_P_H).
3077 * coverage.c: Include tm_p.h.
3078 * config/rs6000/x-aix (jc1): Override LDFLAGS.
3079 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
3080 dollar signs from PREFIX.
3081 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
3082 instead of manual strip_name_encoding.
3084 2008-10-16 Richard Guenther <rguenther@suse.de>
3087 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
3088 volatile qualified functions or methods as relevant.
3090 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3092 PR tree-optimization/37525
3093 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
3094 sizetype unsigned constants, both in the case of C and bounds.
3096 2008-10-15 Jan Hubicka <jh@suse.cz>
3098 * ira-emit.c (change_regs): Return false when replacing reg by itself.
3100 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
3103 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
3104 HARD_REGNO_CALL_PART_CLOBBERED.
3106 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3109 * ira-lives.c (mark_early_clobbers): Remove.
3110 (make_pseudo_conflict, check_and_make_def_use_conflicts,
3111 check_and_make_def_conflicts,
3112 make_early_clobber_and_input_conflicts,
3113 mark_hard_reg_early_clobbers): New functions.
3114 (process_bb_node_lives): Call
3115 make_early_clobber_and_input_conflicts and
3116 mark_hard_reg_early_clobbers. Make hard register inputs live again.
3118 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
3119 early clobbers of pseudo-registers.
3121 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
3124 * ira-build.c (ira_flattening): Recalculate
3125 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
3126 from the scratch instead of the propagation.
3128 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3130 * doc/rtl.texi (const_double): Remove the "addr" operand.
3131 Describe CONST_DOUBLE_* macros under const_double rather
3133 (const_fixed): Fix the operand description.
3134 (const): Add an @findex directive.
3135 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
3136 after the constant rtl table.
3137 (fix): Combine floating-point and fixed-point descriptions.
3139 * sched-deps.c (sched_analyze_2): Remove reference to
3142 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
3144 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
3146 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
3147 for UNSPEC_GOTSYM_OFFs.
3148 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
3149 (add_GOT_to_pic_reg): Use it.
3150 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
3152 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
3153 Harsha Jagasia <harsha.jagasia@amd.com>
3155 PR tree-optimization/37485
3156 * graphite.c (gmp_cst_to_tree): Moved.
3157 (iv_stack_entry_is_constant): New.
3158 (iv_stack_entry_is_iv): New.
3159 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
3160 (loop_iv_stack_insert_constant): New.
3161 (loop_iv_stack_pop): Use new datatpype.
3162 (loop_iv_stack_get_iv): Same.
3163 (loop_iv_stack_get_iv_from_name): Same.
3164 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
3165 (loop_iv_stack_patch_for_consts): New.
3166 (loop_iv_stack_remove_constants): New.
3167 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
3168 (translate_clast): Call loop_iv_stack_patch_for_consts and
3169 loop_iv_stack_remove_constants.
3170 (gloog): Use new datatype. Redirect construction edge to end
3171 block to avoid accidental deletion.
3172 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
3174 (union iv_stack_entry_data): New. Data in iv stack entry.
3175 (struct iv_stack_entry): New. Datatype for iv stack entries.
3177 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3179 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
3180 * graphite.c (free_scop): Same.
3181 (build_scops): Same.
3182 (free_scattering): New.
3183 (build_cloog_prog): Call free_scattering.
3184 (patch_phis_for_virtual_defs): Fix memleak.
3185 (graphite_trans_bb_strip_mine): Same.
3186 (limit_scops): Same.
3188 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3189 Harsha Jagasia <harsha.jagasia@amd.com>
3191 PR tree-optimization/37828
3192 * graphite.c (graphite_trans_loop_block): Do not loop block
3193 single nested loops.
3195 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
3197 PR tree-optimization/37686
3198 * tree-loop-linear.c (linear_transform_loops): Build a
3199 loop nest vector. Pass it to lambda_compute_access_matrices.
3200 * tree-data-ref.h (struct access_matrix): Store the loop nest
3201 relative to which it encodes the information.
3202 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
3203 (am_vector_index_for_loop): Reimplemented: iterate over the
3204 loop nest for finding the loop index in the access matrix.
3205 (lambda_compute_access_matrices): Update declaration.
3206 * lambda-code.c (build_access_matrix): Pass the loop nest and
3208 (lambda_compute_access_matrices): Same.
3210 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
3212 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
3213 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
3214 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
3215 already implies hard float. Also fix several insn condition
3216 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
3218 2008-10-15 David Edelsohn <edelsohn@gnu.org>
3221 Based on patches by Laurent Vivier.
3222 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
3223 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
3224 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
3225 dollar sign to underscore.
3226 (ASM_OUTPUT_EXTERNAL): Same.
3227 (ASM_OUTPUT_LABELREF): New.
3228 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
3230 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
3231 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
3232 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
3233 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
3235 2008-10-15 Jakub Jelinek <jakub@redhat.com>
3237 PR tree-optimization/36881
3238 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
3239 that each value doesn't need runtime relocations, for !flag_pic
3240 check that each value is just a valid initializer constant.
3242 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
3244 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
3245 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
3246 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
3247 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
3249 (REG_CLASS_NAMES): Update accordingly.
3250 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
3251 rather than an unpredictable descriptive string.
3252 * config/mips/mips.c (mips_register_move_cost): Remove comment.
3253 (mips_register_move_cost): Check for specific COP*_REGS classes,
3254 instead of ALL_COP_AND_GR_REGS.
3255 (mips_ira_cover_classes): New function.
3256 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
3257 (TARGET_IRA_COVER_CLASSES): Define.
3259 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
3262 * tree.c (build_type_attribute_qual_variant): Hash on the
3263 unqualified type, and don't overwrite an existing
3264 (type_hash_eq): Make the TYPE_NAME of the types significant, to
3265 allow distinguishing between wchar_t and its underlying type. This
3266 also means that we'll retain a little more typedef information.
3268 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
3269 Dmitry Melnik <dm@ispras.ru>
3270 Dmitry Zhurikhin <zhur@ispras.ru>
3271 Alexander Monakov <amonakov@ispras.ru>
3272 Maxim Kuvyrkov <maxim@codesourcery.com>
3274 * target.h (struct gcc_target): Update prototypes of needs_block_p
3276 * haifa-sched.c (create_check_block_twin): Update calls to the above.
3277 * sel-sched.c (create_speculation_check): Likewise.
3278 * doc/tm.texi: Provide documentation for new target hooks.
3280 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
3281 (ia64_gen_spec_insn): Removed.
3282 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
3283 ia64_gen_spec_check): New static functions.
3284 (ia64_alloc_sched_context, ia64_init_sched_context,
3285 ia64_set_sched_context, ia64_clear_sched_context,
3286 ia64_free_sched_context, ia64_get_insn_spec_ds,
3287 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
3288 (ia64_needs_block_p): Change prototype.
3289 (ia64_gen_check): Rename to ia64_gen_spec_check.
3290 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
3291 into declaration, add special memory dependencies handling.
3292 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3293 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3294 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
3295 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
3296 Define new target hooks.
3297 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3298 (ia64_optimization_options): Turn on selective scheduling with -O3,
3299 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
3300 default with selective scheduling.
3301 (ia64_override_options): Initialize align_loops and align_functions
3302 to 32 and 64, respectively. Set global selective scheduling flags
3303 according to target-dependent flags.
3304 (rtx_needs_barrier): Support UNSPEC_LDS_A.
3305 (group_barrier_needed): Use new mstop-bit-before-check flag.
3307 (dfa_state_size): Make global.
3308 (spec_check_no, max_uid): Remove.
3309 (mem_ops_in_group, current_cycle): New variables.
3310 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
3311 Initialize new variables.
3312 (is_load_p, record_memory_reference): New functions.
3313 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
3315 (ia64_variable_issue): Change use of current_sched_info to
3316 sched_deps_info. Update comment. Note if a load or a store is issued.
3317 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
3318 advance if maximal number of loads or stores was issued on current
3320 (scheduled_good_insn): New static helper function.
3321 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
3322 a group barrier is needed. Fix vertical spacing. Guard the code
3323 doing state transition with last_scheduled_insn check.
3324 Mark that a stop bit should be before current insn if there was a
3325 cycle advance. Update current_cycle and mem_ops_in_group.
3326 (ia64_h_i_d_extended): Change use of current_sched_info to
3327 sched_deps_info. Reallocate stops_p by larger chunks.
3328 (struct _ia64_sched_context): New structure.
3329 (ia64_sched_context_t): New typedef.
3330 (ia64_alloc_sched_context, ia64_init_sched_context,
3331 ia64_set_sched_context, ia64_clear_sched_context,
3332 ia64_free_sched_context): New static functions.
3333 (gen_func_t): New typedef.
3334 (get_spec_load_gen_function): New function.
3335 (SPEC_GEN_EXTEND_OFFSET): Declare.
3336 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
3337 (get_mode_no_for_insn): Change the condition that prevents use of
3338 special hardware registers so it can now handle pseudos.
3339 (get_spec_unspec_code): New function.
3340 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
3341 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
3342 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
3343 during selective scheduling.
3344 (ia64_speculate_insn): Use ds_get_speculation_types when
3345 determining whether we need to change the pattern.
3346 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
3347 (ia64_spec_check_src_p): Support new speculation/check codes.
3348 (struct bundle_state): New field.
3349 (issue_nops_and_insn): Initialize it.
3350 (insert_bundle_state): Minimize mid-bundle stop bits.
3351 (important_for_bundling_p): New function.
3352 (get_next_important_insn): Use important_for_bundling_p.
3353 (bundling): When shifting TImode from unimportant insns, ignore
3354 also group barriers. Assert that best state is found before
3355 the backward bundling pass. Print number of mid-bundle stop bits.
3356 Minimize mid-bundle stop bits. Check correct calculation of
3357 mid-bundle stop bits.
3358 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
3359 (final_emit_insn_group_barriers): Emit stop bits before insns starting
3361 (sel2_run): New variable.
3362 (ia64_reorg): When flag_selective_scheduling2 is set, run the
3363 selective scheduling pass instead of schedule_ebbs.
3365 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
3366 (UNSPEC_LDS_A): New UNSPEC.
3367 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
3368 movti_internal, movsf_internal, movdf_internal,
3369 movxf_internal): Make visible. Add speculable* attributes.
3370 (output_c_nc): New mode attribute.
3371 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
3372 mov<mode>_nc, zero_extend<mode>di2_nc,
3373 advanced_load_check_nc_<mode>): New insns.
3374 (zero_extend*): Add speculable* attributes.
3376 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
3377 (msched-stop-bits-after-every-cycle): Likewise.
3378 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
3380 (msched-spec-verbose): Remove.
3381 (msched-prefer-non-data-spec-insns,
3382 msched-prefer-non-control-spec-insns,
3383 msched-count-spec-in-critical-path,
3384 msel-sched-dont-check-control-spec): Use Target Report Var
3385 instead of Common Report Var.
3387 * config/ia64/itanium2.md: Remove incorrect bypass.
3389 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
3391 2008-10-14 Jakub Jelinek <jakub@redhat.com>
3394 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
3395 and -fhelp=separate.
3397 2008-10-14 Ben Elliston <bje@au.ibm.com>
3399 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
3401 2008-10-13 Joseph Myers <joseph@codesourcery.com>
3403 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
3406 2008-10-13 Matthias Klose <doko@ubuntu.com>
3408 * config/pa/linux-atomic.c: Work around missing header file
3409 for hppa64-linux-gnu targets.
3411 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
3412 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
3413 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3414 Grace Cao <grace_cao@playstation.sony.com>
3416 * doc/invoke.texi (-mgen-cell-microcode): Document.
3417 (-mwarn-cell-microcode): Document.
3418 * cfglayout.c (locator_location): Export.
3419 * rtl.h (locator_location): Define prototype.
3420 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
3422 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
3423 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
3424 (mwarn-cell-microcode): New option.
3425 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
3426 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
3427 cell and not already set.
3428 Turn off string instructions if not generating cell microcode.
3429 (rs6000_final_prescan_insn): New function that warns about microcoded
3431 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
3432 * config/rs6000/rs6000.md
3433 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
3434 the instruction would have been microcoded on the Cell. Set
3435 cell_micro to always on unnamed patterns for the string instructions.
3436 (cell_micro): Update definition, remove load/store conditional
3438 (sign_extend:DI): Define new pattern for non microcoded version.
3439 (sign_extend:SI): Likewise.
3440 (compare (div:P)): Set cell_micro to not.
3441 (andsi3): Define as an expand.
3442 (andsi3_mc): New pattern.
3443 (andsi3_nomc): New pattern.
3444 (andsi3_internal0_nomc): New pattern.
3445 (andsi3_internal2): Rename to ...
3446 (andsi3_internal2_mc): this and enable iff generating microcode.
3447 (andsi3_internal3): Rename to ...
3448 (andsi3_internal3_mc): this and enable iff generating microcode.
3449 (andsi3_internal4): Enable iif generating microcode.
3450 (andsi3_internal5): Rename to ..
3451 (andsi3_internal5_mc): this and enable iff generating microcode.
3452 (andsi3_internal5_nomc): New pattern.
3453 (extzvdi_internal1): Enable iff generating microcode.
3454 (extzvdi_internal2): Likewise.
3455 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
3456 (anddi3): Change to expand.
3457 (anddi3_mc): Rename from anddi3.
3458 (anddi3_no_mc): New pattern.
3459 (anddi3_internal2): Rename to ..
3460 (anddi3_internal2_mc): this and enable iff generating microcode.
3461 (anddi3_internal2_nomc): New pattern.
3462 (anddi3_internal3): Rename to ..
3463 (anddi3_internal3_mc): this and enable iff generating microcode.
3464 (anddi3_internal3_nomc): New pattern.
3465 (movti_string): Set cell_micro to always if TARGET_STRING.
3466 (stmsi8): Set cell_micro to always.
3472 (stmsi8_power): Likewise.
3473 (stmsi7_power): Likewise.
3474 (stmsi6_power): Likewise.
3475 (stmsi5_power): Likewise.
3476 (stmsi4_power): Likewise.
3477 (stmsi3_power): Likewise.
3478 (movsi_update2): Enable iff generating microcode.
3479 (movhi_update3): Likewise.
3480 (lmw): Set cell_micro to always.
3482 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
3484 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
3485 * config/s390/s390.c (machine_function): Remove
3486 decomposed_literal_pool_addresses_ok_p.
3487 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
3488 the difference of two labels.
3489 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
3490 (s390_pool_offset): New function.
3491 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
3492 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
3494 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
3496 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
3497 (powerpc*-*-linux-gnu*): Describe.
3498 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
3499 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
3500 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
3501 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
3502 config/rs6000/e500crtres32gpr.asm,
3503 config/rs6000/e500crtres64gpr.asm,
3504 config/rs6000/e500crtres64gprctr.asm,
3505 config/rs6000/e500crtrest32gpr.asm,
3506 config/rs6000/e500crtrest64gpr.asm,
3507 config/rs6000/e500crtresx32gpr.asm,
3508 config/rs6000/e500crtresx64gpr.asm,
3509 config/rs6000/e500crtsav32gpr.asm,
3510 config/rs6000/e500crtsav64gpr.asm,
3511 config/rs6000/e500crtsav64gprctr.asm,
3512 config/rs6000/e500crtsavg32gpr.asm,
3513 config/rs6000/e500crtsavg64gpr.asm,
3514 config/rs6000/e500crtsavg64gprctr.asm: Use it.
3515 * config/rs6000/crtsavres.asm: Really remove.
3517 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
3520 * c-format.c (convert_format_name_to_system_name): Use
3521 TARGET_OVERRIDES_FORMAT_INIT.
3522 * config.gcc (extra_options): Add for mingw targets mingw.opt.
3523 * config/i386/mingw.opt: New.
3524 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
3525 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
3526 (ms_printf_length_specs): Removed const specifier.
3527 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
3528 * doc/invoke.texi (Wno-pedantic-ms-format): New.
3530 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3532 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
3533 * doc/install.texi: Bump recommended MPFR to 2.3.2.
3535 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3538 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
3539 sure that ref has valid bb.
3541 2008-10-12 Richard Henderson <rth@redhat.com>
3544 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
3545 * alias.c (value_addr_p, stack_addr_p): Remove.
3546 (nonoverlapping_memrefs_p): Remove IRA special case.
3547 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
3548 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
3549 * reload1.c (alter_reg): Use it.
3551 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
3553 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
3554 of registers instead of eax, ebx, ecx and edx. Use for loop
3555 and check register for non-zero value before the call
3556 to decode_caches_intel.
3558 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3560 PR rtl-optimization/37448
3561 * df.h: (df_ref_class): New enum.
3562 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
3563 (struct df_ref): Replaced with union df_ref_d.
3564 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
3565 New members of df_ref_d union.
3566 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
3567 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
3568 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
3569 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
3570 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
3571 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
3572 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
3573 (df_scan_bb_info, df_bb_regno_first_def_find,
3574 df_bb_regno_last_def_find, df_find_def, df_find_use,
3575 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3576 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
3577 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
3578 df_get_artificial_defs, df_get_artificial_uses, union_defs)
3579 Replaced struct df_ref * with df_ref.
3580 * df-scan.c (df_collection_rec, df_null_ref_rec,
3581 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
3582 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
3583 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
3584 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
3585 df_reorganize_refs_by_reg_by_reg,
3586 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
3587 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
3588 df_sort_and_compress_refs, df_install_ref, df_install_refs,
3589 df_ref_record, df_get_conditional_uses, df_get_call_refs,
3590 df_bb_refs_record, df_exit_block_uses_collect,
3591 df_record_exit_block_uses, df_reg_chain_mark,
3592 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
3593 df_ref * with df_ref.
3594 (df_ref_record, df_uses_record, df_ref_create_structure): Added
3595 df_ref_class parameter.
3596 (df_scan_problem_data): Added new pools for different types of refs.
3597 (df_scan_free_internal, df_scan_alloc, df_free_ref,
3598 df_ref_create_structure): Processed new ref pools.
3599 (df_scan_start_dump): Added counts of refs and insns.
3600 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
3601 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
3602 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
3603 code to pass df_ref_class down to ref creation functions.
3604 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
3605 df_reg_chain_mark): Use macros to hide references to df_refs.
3606 (df_ref_chain_change_bb): Removed.
3607 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
3608 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
3609 Enhanced to understand df_ref union structure.
3610 * fwprop.c (local_ref_killed_between_p, use_killed_between,
3611 all_uses_available_at, update_df, try_fwprop_subst,
3612 forward_propagate_subreg, forward_propagate_and_simplify,
3613 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
3614 df_ref * with df_ref.
3615 (use_killed_between, all_uses_available_at): Use macros to hide
3616 references to df_refs.
3617 * regstat.c (regstat_bb_compute_ri,
3618 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
3620 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
3621 see_handle_relevant_refs, see_analyze_one_def,
3622 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
3623 struct df_ref * with df_ref.
3624 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
3625 global_conflicts): Replaced struct df_ref * with df_ref.
3626 * ddg.c (create_ddg_dep_from_intra_loop_link,
3627 add_cross_iteration_register_deps, build_inter_loop_deps):
3628 Replaced struct df_ref * with df_ref.
3629 (create_ddg_dep_from_intra_loop_link,
3630 add_cross_iteration_register_deps): Use macros to hide references
3632 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
3633 df_ref * with df_ref.
3634 * df-core.c (df_bb_regno_first_def_find,
3635 df_bb_regno_last_def_find, df_find_def, df_find_use,
3636 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
3637 debug_df_ref): Replaced struct df_ref * with df_ref.
3638 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
3639 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
3641 * web.c (union_defs, entry_register, replace_ref, web_main):
3642 Replaced struct df_ref * with df_ref.
3643 (union_defs, replace_ref): Use macros to hide references to df_refs.
3644 * global.c (compute_regs_asm_clobbered, build_insn_chain):
3645 Replaced struct df_ref * with df_ref.
3646 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
3647 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
3648 Replaced struct df_ref * with df_ref.
3649 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
3650 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
3652 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
3653 * df-byte-scan.c (df_compute_accessed_bytes_extract,
3654 df_compute_accessed_bytes_strict_low_part,
3655 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
3656 Replaced struct df_ref * with df_ref.
3657 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
3658 * init-regs.c (initialize_uninitialized_regs): Replaced struct
3659 df_ref * with df_ref.
3660 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
3661 check_dependency, check_dependencies, record_uses): Replaced
3662 struct df_ref * with df_ref.
3663 (invariant_for_use, check_dependency): Use macros to hide
3664 references to df_refs.
3665 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
3666 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
3667 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
3668 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
3669 references to df_refs.
3670 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
3672 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
3673 * df-problems.c (df_rd_bb_local_compute_process_def,
3674 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
3675 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
3676 df_chain_remove_problem, df_chain_create_bb_process_use,
3677 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
3678 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
3679 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
3680 df_byte_lr_simulate_artificial_refs_at_top,
3681 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
3682 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
3683 df_simulate_uses, df_simulate_artificial_refs_at_end,
3684 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
3686 (df_chain_dump): Use macros to hide references to df_refs.
3687 * config/mips/mips.c (r10k_simplify_address): Replaced struct
3688 df_ref * with df_ref.
3689 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
3690 mark_artificial_uses, mark_reg_dependencies,
3691 byte_dce_process_block): Replaced struct df_ref * with df_ref.
3693 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
3695 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
3697 (array_ref_element_size): Likewise.
3698 (array_ref_low_bound): Likewise.
3699 (array_ref_up_bound): Likewise.
3700 * expr.c (contains_packed_reference): Likewise.
3701 (array_ref_element_size): Likewise.
3702 (array_ref_low_bound): Likewise.
3703 (array_ref_up_bound): Likewise.
3704 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
3705 with ARRAY_RANGE_REF.
3706 (idx_find_step): Likewise.
3707 (idx_record_use): Likewise.
3708 (strip_offset_1): Likewise.
3709 (idx_remove_ssa_names): Likewise.
3711 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
3712 Andi Kleen <ak@linux.intel.com>
3714 * config/i386/cpuid.h (__cpuid_count): New defines.
3715 * config/i386/driver-i386.c (struct cache_desc): New structure.
3716 (describe_cache): Use struct cache_desc to pass cache descriptions.
3717 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
3718 (detect_caches_amd): Use struct cache_desc to describe caches.
3719 (decode_caches_intel): Use struct cache_desc to pass cache
3720 descriptions. Update descriptions to match latest (rev -032,
3721 December 2007) CPUID documentation. Do not check valid bit here.
3722 Check for Xeon MP value 0x49 problems.
3723 (detect_caches_cpuid2): New function, split from detect_caches_intel.
3724 Check valid bit before calling decode_caches_intel. Detect number
3725 of times to repeat CPUID instruction.
3726 (detect_caches_cpuid4): New function.
3727 (detect_caches_intel): Depending on max_level, call
3728 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
3729 only when other methods fail to provide valid L2 cache description.
3731 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3734 * pa.md (call, call_value): Generate an rtx for register r4 and pass
3735 it to PIC call patterns.
3736 (call_symref_pic): Revise pattern to expose PIC register save. Remove
3737 code generation and attributes from pattern. Change peephole2 to
3738 split for noreturn case. Revise split pattern for non noreturn case.
3739 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
3740 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
3741 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
3744 2008-10-11 David Edelsohn <edelsohn@gnu.org>
3746 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
3747 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
3749 (divdf3): Reformat long line.
3751 2008-10-11 Michael J. Eager <eager@eagercon.com>
3753 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
3755 (rs6000_handle_option): Process -mfpu options.
3756 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
3757 (enum fpu_type_t): New.
3758 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
3759 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
3761 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
3762 (floatdidf2): Add TARGET_SINGLE_FPU condition.
3763 * config/rs6000/rs6000.opt (-mfpu): New.
3764 (-mxilinx-fpu): New.
3765 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
3766 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
3767 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
3768 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
3769 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
3771 2008-10-11 Jakub Jelinek <jakub@redhat.com>
3774 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
3775 LO_SUM on Darwin if mode has just one unit.
3777 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
3780 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
3781 has been optimized out.
3783 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3785 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3786 instead of PIC_DIRECT_ADDR_P.
3787 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3788 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3789 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3790 (PIC_OFFSET_P): Rename to...
3791 (PCREL_SYMOFF_P): ...this.
3792 (PIC_DIRECT_ADDR_P): Delete.
3793 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3795 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3796 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3797 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3798 * config/sh/sh.c (print_operand): Remove CONST handling.
3799 (unspec_caller_rtx_p): Rewrite to use split_const and check
3800 the operands of UNSPEC bases.
3801 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3802 with (unspec [A B] UNSPEC_SYMOFF).
3803 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3804 UNSPEC_PCREL_SYMOFF.
3805 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3806 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3807 (UNSPEC_EXTRACT_U16): Likewise.
3808 (UNSPEC_SYMOFF): Likewise.
3809 (UNSPEC_PCREL_SYMOFF): Likewise.
3810 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3812 (movsi_const_16bit): Likewise.
3813 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3814 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3815 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3816 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3817 with (unspec [A B] UNSPEC_SYMOFF).
3818 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3819 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3820 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3821 (Csu): Likewise UNSPEC_EXTRACT_U16.
3822 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3823 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3825 2008-10-10 Stepan Kasal <skasal@redhat.com>
3827 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3828 for loop strip mining and loop blocking.
3830 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3832 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3833 vary types depending on debug info.
3835 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3837 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3838 before ensuring it's already computed.
3840 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3842 * rtl.h (locator_eq): New decl.
3843 * cfglayout.c (locator_scope): New function.
3844 (insn_scope): Use it.
3845 (locator_eq): New function.
3846 (fixup_reorder_chain): Search for last insn in src bb
3847 that has locator set or first insn in dest bb. Use
3848 locator_eq instead of == to compare locators.
3849 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3850 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3851 == to compare locators.
3853 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3855 * gimple-low.c (lower_function_body, lower_gimple_return,
3856 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3857 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3858 goto_block on edges if goto_locus is known.
3861 * tree.h (get_object_alignment): Declare.
3862 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3863 get_object_alignment if needed.
3864 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3866 (get_object_alignment): ... here. New function. Try harder to
3867 determine alignment from get_inner_reference returned offset.
3869 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3871 * graphite.c (gloog): Don't call find_unreachable_blocks
3872 before delte_unreachable_blocks.
3874 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3875 goto_locus of true_edge into RTL locator.
3877 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3879 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3880 (*jcc_btdi_mask_rex64): Ditto.
3882 (*jcc_btsi_mask): Ditto.
3883 (*jcc_btsi_1): Ditto.
3884 (*jcc_btsi_mask_1): Ditto.
3886 2008-10-08 Paul Brook <paul@codesourcery.com>
3888 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3889 compatible profiler (__gnu_mcount_nc).
3890 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3892 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3894 * config/i386/i386.c (initial_ix86_tune_features): Add
3895 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3896 * config/i386/i386.h (ix86_tune_indices): Likewise.
3897 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3899 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3900 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3901 for FP to FP splitters.
3903 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3905 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3908 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3912 PR rtl-optimization/37341
3913 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3914 to ORIG_BB, pass through ORIG_BB recursively.
3915 (cse_condition_code_reg): Adjust caller.
3917 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3919 * sdbout.c (sdbout_one_type): Treat the value type
3920 CONST_DECL for enumerals.
3922 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3924 * config/i386/i386.md: Remove trailing white spaces.
3926 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3928 PR rtl-optimization/37448
3929 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3930 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3932 (struct output_info) [count]: Renamed total_created and made
3934 (struct output_info) [size]: Renamed total_allocated and made
3936 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3937 Properly keep track of desc->size.
3938 (print_statistics, dump_alloc_pool_statistics): Enhance the
3939 printing of statistics to print the number of elements and to use
3942 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3945 * opts.h (CL_SAVE): Move up to flags range.
3946 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3947 CL_COMMON): Renumber.
3948 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3949 * opts.c (common_handle_option): Revert last change.
3951 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3953 * config/i386/i386-protos.h (ix86_schedule): New.
3955 * config/i386/i386.c (ix86_schedule): New.
3956 (override_options): Add schedule to processor_alias_table. Set
3957 ix86_schedule from the schedule field in processor_alias_table.
3958 (ix86_function_specific_save): Save ix86_schedule.
3959 (ix86_function_specific_restore): Restore ix86_schedule.
3961 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3962 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3965 * config/i386/i386.opt: Add schedule.
3967 * config/i386/ppro.md: Remove generic32.
3969 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3972 * expr.c (count_type_elements): Handle ERROR_MARK.
3974 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3979 * basic-block.h (struct edge_def): Add goto_block field.
3980 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3981 one insn with locus corresponding to edge's goto_locus if !optimize.
3982 * profile.c (branch_prob): Copy edge's goto_block.
3983 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3985 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3986 locator in between the merged basic blocks if !optimize and needed.
3987 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3988 goto_locus into RTL locator. For unconditional jump use that
3989 locator for the jump insn.
3990 (expand_gimple_cond): Convert goto_block and goto_locus into
3991 RTL locator for all remaining edges. For unconditional jump
3992 use that locator for the jump insn.
3993 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3994 there is more than one edge or insn locator along the forwarding
3995 edges and !optimize. If there is just one, set e->goto_locus.
3996 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3998 (move_block_to_fn): Adjust edge's goto_block.
4000 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4003 * expmed.c (expand_mult): Properly check DImode constant in
4006 2008-10-07 Jakub Jelinek <jakub@redhat.com>
4009 * dwarf2out.c (common_block_die_table): New variable.
4010 (common_block_die_table_hash, common_block_die_table_eq): New
4012 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
4013 COMMON block in the current scope rather than globally. Optimize
4014 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
4015 DW_OP_addr SYMBOL_REF+off.
4017 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
4019 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
4020 Return true for non-addressable GIMPLE operands.
4022 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
4025 * config/i386/i386.c (initial_ix86_tune_features): Remove
4026 X86_TUNE_USE_BIT_TEST.
4027 * config/i386/i386.h (ix86_tune_indices): Likewise.
4028 (TARGET_USE_BIT_TEST): Removed.
4030 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
4032 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
4034 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
4036 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
4037 (mul<mode>3_mul3): ... into this new template.
4039 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4041 * gimplify.c (gimplify_arg): Add location argument. Use it.
4042 (gimplify_call_expr): Pass location to gimplify_arg.
4043 (gimplify_modify_expr_to_memcpy): Same.
4044 (gimplify_modify_expr_to_memset): Same.
4046 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
4048 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4049 Update calls to build_unary_op and build_indirect_ref for location
4052 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
4055 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
4056 * c-typeck.c (array_to_pointer_conversion): Pass location to
4058 (function_to_pointer_conversion): Use error_at and warning_at.
4059 (build_indirect_ref): Same.
4060 (build_array_ref): Pass location to build_binary_op.
4061 (parser_build_unary_op): Do not set location after calling
4063 (build_unary_op): Add location argument. Use it throughout. Set
4064 EXPR_LOCATION before returning new tree.
4065 (build_modify_expr): Same.
4066 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
4068 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
4069 build_indirect_ref, build_modify_expr.
4070 (c_finish_omp_for): Same. Use error_at instead of error.
4071 * c-common.c (c_common_truthvalue_conversion): Pass location to
4073 (warn_for_div_by_zero): Add location argument.
4074 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
4075 build_unary_op, warn_for_div_by_zero.
4076 * c-parser.c (c_parser_typeof_specifier): Use
4077 protected_set_expr_location.
4078 (c_parser_statement_after_labels): Same.
4079 (c_parser_condition): Same.
4080 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
4081 (c_parser_conditional_expression): Use protected_set_expr_location.
4082 (c_parser_unary_expression): Pass location to build_indirect_ref.
4083 (c_parser_postfix_expression_after_primary): Pass location to
4084 build_indirect_ref, build_unary_op.
4085 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
4087 2008-10-06 Joshua Kinard <kumba@gentoo.org>
4089 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
4090 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
4091 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
4093 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
4094 (mips_issue_rate): Handle PROCESSOR_R10000.
4095 * config/mips/mips.md (cpu): Add r10000.
4097 * config/mips/10000.md: New file.
4099 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4101 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
4102 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
4103 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
4105 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4107 * config/darwin-protos.h (machopic_function_base_name): Delete.
4108 (machopic_function_base_sym): Likewise.
4109 (machopic_gen_offset): Declare.
4110 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
4111 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
4112 * config/darwin.c (machopic_function_base_name): Delete.
4113 (machopic_function_base_sym): Likewise.
4114 (gen_pic_offset): Rename to...
4115 (machopic_gen_offset): ...this and remove the pic_base argument.
4116 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
4117 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
4118 crtl->uses_pic_offset_table.
4119 (machopic_indirect_data_reference): Use new machopic_gen_offset
4121 (machopic_legitimize_pic_address): Likewise.
4122 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
4124 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
4125 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
4126 * config/i386/i386.c (output_set_got): Likewise.
4127 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
4129 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
4130 (legitimate_address_p): Likewise.
4131 (output_pic_addr_const): Likewise.
4132 (output_addr_const_extra): Likewise.
4133 (ix86_delegitimize_address): Expect darwin_local_data_pic to
4134 match an UNSPEC rather than a MINUS.
4135 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
4136 (builtin_setjmp_receiver): Use machopic_gen_offset.
4137 * config/i386/predicates.md (pic_symbolic_operand): Handle
4138 UNSPEC_MACHOPIC_OFFSET.
4140 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4141 Use machopic_gen_offset and machopic_operand_p.
4142 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
4143 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
4144 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
4145 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
4146 Set crtl->uses_pic_offset_table.
4148 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
4150 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
4152 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
4153 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
4154 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
4155 (constant_pool_expr_p): Use split_const and check the base.
4156 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
4158 (legitimate_constant_pool_address_p): Check toc_relative_p
4159 instead of constant_pool_expr_p.
4160 (print_operand_address): Always use output_addr_const for
4161 constant pool addresses.
4162 (rs6000_output_addr_const_extra): New function.
4163 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
4165 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
4169 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4170 (mark_ref_live, mark_ref_dead): Use them.
4171 (def_conflicts_with_inputs_p): Remove.
4172 (mark_early_clobbers): New function.
4173 (process_bb_node_lives): Call preprocess_constraints and
4174 mark_early_clobbers.
4176 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
4178 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
4180 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
4181 lib with -mthread switch.
4183 2008-10-05 Dodji Seketeli <dodji@redhat.com>
4186 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
4187 function in two, making it call a new and reusable
4188 dwarf2out_imported_module_or_decl() that takes the containing
4189 BLOCK of the declaration in argument.
4190 (dwarf2out_imported_module_or_decl_real): New function.
4191 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
4192 IMPORTED_DECL in account.
4193 * tree.def: Added IMPORTED_DECL node type.
4194 * tree.h: Added accessors for IMPORTED_DECL nodes.
4195 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
4197 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4199 * doc/gimple.texi: Fix some typos, wrap some long lines,
4200 fix some broken wraps with continuations.
4201 * tree-ssa-reassoc.c: Fix comment typos.
4203 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4206 * pa.c (legitimize_pic_address): Force function labels to memory in
4209 2008-10-04 Anton Blanchard <anton@samba.org>
4211 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
4212 (rs6000_split_atomic_op): Same.
4213 (rs6000_split_compare_and_swap): Same.
4214 (rs6000_split_compare_and_swapqhi): Same.
4216 2008-10-04 Richard Guenther <rguenther@suse.de>
4218 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
4219 instead of pointer equality.
4220 (vn_nary_op_eq): Likewise.
4222 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4224 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
4226 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
4227 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
4229 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
4231 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4232 Revert previous change.
4234 2008-10-03 Tom Tromey <tromey@redhat.com>
4236 * stringpool.c (ggc_alloc_string): Terminate string.
4238 2008-10-03 Jakub Jelinek <jakub@redhat.com>
4240 * gimplify.c (gimplify_function_tree): For -finstrument-functions
4241 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
4242 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
4245 * gimplify.c (declare_vars): Use gimple_bind_block instead of
4248 2008-10-03 Pascal Obry <obry@adacore.com>
4250 * gcov.c (create_file_names): Properly handle UNIX and DOS
4251 directory separators.
4252 (make_gcov_file_name): Likewise + convert the ':' DOS drive
4253 separator to '~' to ensure clean filenames on Windows.
4255 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4257 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
4258 Add a null terminator to the stripped name.
4260 2008-10-02 David Edelsohn <edelsohn@gnu.org>
4262 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
4263 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4264 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
4265 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
4266 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4267 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
4268 TARGET_SINGLE_FLOAT.
4270 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
4272 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
4274 2008-10-02 Richard Guenther <rguenther@suse.de>
4277 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
4278 and VECTOR_TYPE recurse with useless_type_conversion_p which
4279 properly handles void pointer conversion.
4281 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
4284 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
4285 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
4287 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4289 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
4290 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
4291 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
4292 they translate to non builtins.
4293 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
4294 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
4295 __builtin_vec_promote, __builtin_vec_extract, and
4296 __builtin_vec_insert.
4297 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
4298 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
4299 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
4300 * config/rs6000/altivec.h (vec_extract): Define
4301 (vec_insert): Define.
4302 (vec_splats): Define.
4303 (vec_promote): Define.
4305 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
4306 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
4307 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4309 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
4311 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
4312 prototype. Add new parameter, blk.
4313 Use BLKmode for the MEM if blk is true.
4314 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
4315 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
4316 ALTIVEC_BUILTIN_STVRXL.
4317 Update usage of altivec_expand_lv_builtin.
4318 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
4319 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
4320 (altivec_init_builtins): If compiling for the Cell, also define the
4322 * config/rs6000/rs6000.h (rs6000_builtins): Define
4323 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
4324 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
4325 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
4326 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
4327 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
4328 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
4329 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
4330 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
4331 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
4332 UNSPEC_STVRX, and UNSPEC_STVRXL.
4333 (altivec_lvlx): New pattern.
4334 (altivec_lvlxl): New pattern.
4335 (altivec_lvrx): New pattern.
4336 (altivec_lvrxl): New pattern.
4337 (altivec_stvlx): New pattern.
4338 (altivec_stvlxl): New pattern.
4339 (altivec_stvrx): New pattern.
4340 (altivec_stvrxl): New pattern.
4341 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
4342 (vec_lvlxl): Likewise.
4343 (vec_lvrx): Define if PPU is defined.
4344 (vec_lvrxl): Likewise.
4345 (vec_stvlx): Define if PPU is defined.
4346 (vec_stvlxl): Likewise.
4347 (vec_stvrx): Define if PPU is defined.
4348 (vec_stvrxl): Likewise.
4350 2008-10-01 Geert Bosch <bosch@adacore.com>
4352 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
4354 2008-10-01 Richard Guenther <rguenther@suse.de>
4356 PR tree-optimization/37617
4357 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
4358 do not add to the NEW_SETS.
4360 2008-10-01 Richard Guenther <rguenther@suse.de>
4363 * tree-vrp.c (execute_vrp): If we optimized away the default
4364 case make sure to promote the label that got in place of it
4365 to a default case label.
4367 2008-10-01 Richard Henderson <rth@redhat.com>
4370 * tree-complex.c (set_component_ssa_name): Don't optimize
4371 is_gimple_min_invariant values with ssa_names in abnormal phis.
4373 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4375 PR tree-optimization/37662
4376 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
4377 commutative binary operation if they are in the wrong order and
4378 fold_build2 produces non-GIMPLE.
4380 2008-09-30 Jakub Jelinek <jakub@redhat.com>
4382 PR tree-optimization/37662
4383 PR tree-optimization/37663
4384 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
4385 get_value_range with non-SSA_NAME. Don't assert operands have been
4386 folded, instead just bail out.
4388 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4390 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
4392 2008-09-30 Richard Guenther <rguenther@suse.de>
4395 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
4396 build restrict-qualified pointers.
4397 (vectorizable_store): Move alias check later.
4398 (vectorizable_load): Likewise.
4400 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
4402 * c-common.c (empty_if_body_warning): Remove.
4403 * c-common.h (empty_if_body_warning): Remove.
4404 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
4405 here the -Wempty-body warning for `if' and `else' statements.
4406 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
4408 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
4410 * config/i386/i386.opt: Add msse2avx.
4412 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
4413 * config/i386/linux64.h (ASM_SPEC): Likewise.
4415 * doc/invoke.texi: Document -msse2avx.
4417 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4419 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
4421 2008-09-29 Joseph Myers <joseph@codesourcery.com>
4423 * ifcvt.c (noce_emit_store_flag): If using condition from original
4424 jump, reverse it if if_info->cond was reversed.
4426 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
4428 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4429 non-constant memory if it cannot be forced to constant memory.
4430 Overhaul surrounding code and factor out common condition.
4432 2008-09-29 Jeff Law <law@redhat.com>
4434 * reload1.c (alter_reg): Add missing curly braces.
4436 2008-09-29 Michael J. Eager <eager@eagercon.com>
4438 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4440 * config/rs6000/rs6000.c (rs6000_override_options): Move
4441 rs6000_init_hard_regno_mode_ok after all options changed.
4442 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4443 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4444 -msimple-fpu flags. Add warning messages if single FP not configured.
4445 (rs6000_file_start): Output gnu_attribute for single-float.
4446 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4447 (rs6000_legitimize_address): Likewise.
4448 (rs6000_legitimize_reload_address): Likewise.
4449 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4450 TARGET_SINGLE_FLOAT.
4451 (function_arg_advance): Likewise (partial conversion).
4452 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4453 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4454 TARGET_SINGLE_FLOAT.
4455 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4456 (rs6000_emit_prologue): Likewise.
4457 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4458 TARGET_SINGLE_FLOAT.
4459 (rs6000_libcall_value): Likewise.
4460 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4461 (TARGET_DOUBLE_FLOAT): New default to 1
4462 (TARGET_SIMPLE_FPU): New default to 0
4463 (TARGET_SINGLE_FPU): New default to 0
4464 (TARGET_SINGLE_FLOAT_MODE): New.
4465 (TARGET_DOUBLE_FLOAT_MODE): New.
4466 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4467 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4469 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4470 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4471 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4472 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4473 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4474 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4475 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4476 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4477 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4478 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4479 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4480 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4481 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4482 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4483 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4484 cmptf_internal1, *cmptf_internal2): Condition on
4485 TARGET_DOUBLE_FLOAT.
4486 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4487 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4488 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4489 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4490 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4491 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4492 TARGET_SINGLE_FLOAT.
4493 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4494 * config/rs6000/rs6000.opt (-msingle-float): New.
4495 (-mdouble-float): New.
4496 (-msimple-fpu): New.
4497 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4498 -msingle-float, -mdouble-float, -msimple-fpu options.
4499 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4500 _SOFT_DOUBLE for -msingle-float.
4501 * config.gcc: New config for target=powerpc-xilinx-eabi.
4503 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
4505 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
4506 have exit and entry.
4507 (new_scop): Take entry and exit edge to define new SCoP.
4508 (sd_region_p): New structure used during SCoP detection.
4509 (move_scops): Delete.
4510 (move_sd_regions): New.
4511 (scopdet_info): Change the definition from edges back to basic_blocks.
4512 (scopdet_edge_info): Work on basic_blocks and rename to
4513 scopdet_basic_block_info.
4514 (split_difficult_bb): At the moment removed. We should later
4515 add it at another place.
4516 (build_scops_1): Work on basic_blocks.
4517 (bb_in_sd_region): New.
4518 (find_single_entry_edge): New.
4519 (find_single_exit_edge): New.
4520 (create_single_entry_edge): New.
4521 (sd_region_without_exit): New.
4522 (create_single_exit_edge): New.
4523 (unmark_exit_edges): New.
4524 (mark_exit_edges): New.
4525 (create_sese_edges): New.
4526 (build_graphite_scops): New.
4527 (build_scops): Make SCoPs SESE.
4528 (limit_scops): Use the new functions.
4530 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
4532 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
4534 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4537 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
4538 address to a register before taking the lower part.
4540 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
4542 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
4545 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4546 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
4549 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
4550 the newly created variable.
4551 Create a VECTOR_CST of all 1s for vector types.
4553 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4556 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
4558 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
4560 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
4561 order to convert between modes.
4562 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
4564 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
4566 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
4569 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
4572 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4576 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
4578 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
4579 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
4580 them to yield false with MIPS16.
4582 2008-09-26 Jakub Jelinek <jakub@redhat.com>
4585 * dwarf2out.c (tls_mem_loc_descriptor): New function.
4586 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
4587 mem_loc_descriptor failed. Accept UNSPEC.
4588 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
4589 fail if one of the loc_descriptor calls for pieces failed.
4590 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
4591 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
4592 if loc_descriptor_from_tree_1 on offset failed.
4595 * opts.c (common_handle_option): Don't call print_specific_help with
4596 CL_SAVE as first argument.
4598 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
4599 Steve Ellcey <sje@cup.hp.com>
4601 * configure: Regenerate for new libtool.
4602 * aclocal.m4: Ditto.
4604 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
4606 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
4607 alias set on MEM when saving stack pointer.
4608 * config/rs6000/rs6000.md (allocate_stack): Likewise
4610 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
4612 PR tree-optimization/37574
4613 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
4614 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
4615 instead of vector_type for constants. Take computation out of loop.
4616 (vect_get_vec_def_for_operand): Use only vectype for constant case,
4617 and use only vector_type for invariant case.
4618 (get_initial_def_for_reduction): Use vectype instead of vector_type.
4620 2008-09-25 Jakub Jelinek <jakub@redhat.com>
4623 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
4624 the decl is a VAR_DECL or FUNCTION_DECL.
4626 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4629 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
4630 (mark_ref_live, mark_ref_dead): Use them.
4631 (def_conflicts_with_inputs_p): Remove.
4632 (mark_early_clobbers): New function.
4633 (process_bb_node_lives): Call preprocess_constraints and
4634 mark_early_clobbers.
4636 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
4638 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
4641 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
4642 (ira_compress_allocno_live_ranges): New prototype.
4644 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
4645 (coalesced_allocnos_living_at_program_points): New.
4646 (coalesced_allocnos_live_at_points_p,
4647 set_coalesced_allocnos_live_points): New functions.
4648 (coalesce_spill_slots): Rewrite.
4650 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
4651 ira_compress_allocno_live_ranges): New functions.
4653 * ira-build.c (ira_flattening): Call
4654 ira_compress_allocno_live_ranges.
4657 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
4659 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
4662 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
4664 * combine.c (make_compound_operation): Handle the 'E' format.
4665 (count_rtxs): Likewise.
4666 (update_table_tick): Likewise.
4667 (get_last_value_validate): Likewise.
4669 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
4671 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
4673 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
4675 * matrix-reorg.c (transform_allocation_sites): Initializers
4676 added to avoid the warning.
4678 2008-09-25 Martin Jambor <mjambor@suse.cz>
4680 * cgraph.c (free_nodes): New variable.
4681 (NEXT_FREE_NODE): New macro.
4682 (cgraph_create_node): Reuse nodes from the free list. Do not
4683 update uid if doing so.
4684 (cgraph_remove_node): Add the node to the free list.
4686 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
4688 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
4690 2008-09-24 Richard Henderson <rth@redhat.com>
4692 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
4693 * unwind-dw2.c (execute_stack_op): Handle it.
4695 2008-09-24 David Edelsohn <edelsohn@gnu.org>
4698 2008-09-24 Michael J. Eager <eager@eagercon.com>
4700 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
4702 * c-common.c (fname_decl): New location argument.
4703 * c-common.h (fname_decl): Same.
4704 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
4706 (c_parser_typeof_specifier): Same.
4707 (c_parser_parms_list_declarator): Same.
4708 (c_parser_asm_string_literal): Same.
4709 (c_parser_compound_statement_nostart): Same.
4710 (c_parser_label): Same.
4711 (c_parser_do_statement): Same.
4712 (c_parser_asm_statement): Same.
4713 (c_parser_unary_expression): Same.
4714 (c_parser_sizeof_expression): Same.
4715 (c_parser_postfix_expression): Same.
4716 (c_parser_pragma): Same.
4717 (c_parser_omp_clause_collapse): Same.
4718 (c_parser_omp_clause_num_threads): Same.
4719 (c_parser_omp_clause_schedule): Same.
4720 (c_parser_omp_all_clauses): Same.
4721 (c_parser_omp_sections_scope): Same.
4722 (c_parser_omp_for_loop): Same. Pass condition's location to
4723 c_objc_common_truthvalue_conversion.
4724 (c_parser_enum_specifier): Remove comment.
4726 2008-09-24 Michael J. Eager <eager@eagercon.com>
4728 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
4730 * config/rs6000/rs6000.c (rs6000_override_options): Move
4731 rs6000_init_hard_regno_mode_ok after all options changed.
4732 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
4733 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
4734 -msimple-fpu flags. Add warning messages if single FP not configured.
4735 (rs6000_file_start): Output gnu_attribute for single-float.
4736 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
4737 (rs6000_legitimize_address): Likewise.
4738 (rs6000_legitimize_reload_address): Likewise.
4739 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
4740 TARGET_SINGLE_FLOAT.
4741 (function_arg_advance): Likewise.
4742 (function_arg): Likewise.
4743 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
4744 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
4745 TARGET_SINGLE_FLOAT.
4746 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
4747 (rs6000_emit_prologue): Likewise.
4748 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
4749 TARGET_SINGLE_FLOAT.
4750 (rs6000_libcall_value): Likewise.
4751 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
4752 (TARGET_DOUBLE_FLOAT): New default to 1
4753 (TARGET_SIMPLE_FPU): New default to 0
4754 (TARGET_SINGLE_FPU): New default to 0
4755 (TARGET_SINGLE_FLOAT_MODE): New.
4756 (TARGET_DOUBLE_FLOAT_MODE): New.
4757 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
4758 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
4760 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
4761 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
4762 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
4763 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
4764 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
4765 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
4766 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
4767 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
4768 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
4769 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
4770 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
4771 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
4772 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
4773 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
4774 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
4775 cmptf_internal1, *cmptf_internal2): Condition on
4776 TARGET_DOUBLE_FLOAT.
4777 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
4778 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
4779 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
4780 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
4781 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
4782 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4783 TARGET_SINGLE_FLOAT.
4784 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4785 * config/rs6000/rs6000.opt (-msingle-float): New.
4786 (-mdouble-float): New.
4787 (-msimple-fpu): New.
4788 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4789 -msingle-float, -mdouble-float, -msimple-fpu options.
4790 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4791 _SOFT_DOUBLE for -msingle-float.
4792 * config.gcc: New config for target=powerpc-xilinx-eabi.
4794 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4796 * config/sparc/constraints.md: New file.
4797 * config/sparc/sparc.md: Include it.
4798 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4799 (sparc_extra_constraint_check): Delete.
4800 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4801 (memory_ok_for_ldd): New predicate.
4802 (sparc_extra_constraint_check): Delete.
4803 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4804 (CONST_OK_FOR_LETTER_P): Likewise.
4805 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4806 (EXTRA_CONSTRAINT): Likewise.
4808 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4810 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4812 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4814 * alias.c (find_base_value): Use FIND_BASE_TERM.
4815 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4817 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4819 * config/i386/i386.c: Include cselib.h.
4820 (ix86_pic_register_p): New function.
4821 (ix86_delegitimize_address): Use it to check for the PIC register.
4823 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4825 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4826 * config/i386/i386.c (ix86_find_base_term): Don't check for
4827 SYMBOL_REF and LABEL_REF.
4829 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4831 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4832 constant PLUS in a CONST.
4834 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4836 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4837 check for sibcall support for w64.
4839 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4841 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4843 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4845 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4846 parser_build_binary_op.
4847 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4848 * c-typeck.c (build_array_ref): Same.
4849 (parser_build_unary_op): New location argument.
4850 (pointer_diff): Pass location to build_binary_op,
4851 c_objc_common_truthvalue_conversion.
4852 (build_modify_expr): Same.
4853 (build_unary_op): New location argument.
4854 (build_binary_op): New location argument.
4855 (c_objc_common_truthvalue_conversion): Pass location to
4856 c_*common_truthvalue_conversion.
4857 * c-convert.c (convert): Same.
4858 * c-common.c (binary_op_error): New location argument.
4859 (pointer_int_sum): Pass location to build_binary_op.
4860 (c_common_truthvalue_conversion): New location argument.
4861 (warn_for_sign_compare): Same.
4862 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4863 binary_op_error, build_binary_op, warn_for_sign_compare.
4864 * c-parser.c (c_parser_condition): Pass location to
4865 c_*common_truthvalue_conversion.
4866 (c_parser_conditional_expression): Save condition's location and pass
4868 (c_parser_binary_expression): Same, but for the binary operator's
4870 (c_parser_omp_for_loop): Pass location to
4871 c_objc_common_truthvalue_conversion.
4873 2008-09-23 Martin Jambor <mjambor@suse.cz>
4875 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4876 (cgraph_node_remove_callees): New temporary f. Hold the next item
4878 (cgraph_node_remove_callers): Likewise.
4880 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4881 (ipa_node_removal_hook): Likewise.
4883 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4884 gimple_call_copy_skip_args and moved to the gimple_call section.
4885 * gimple.c (gimple_copy_call_skip_args): Renamed to
4886 gimple_call_copy_skip_args. Changed al users.
4888 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4890 * ira-color.c (start_allocno_priorities): Rename to
4891 setup_allocno_priorities. Use costs and
4892 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4893 range lengths. Get rid off doubles.
4894 (ira_fast_allocations): Call start_allocno_priorities.
4896 2008-09-22 David Daney <ddaney@avtrex.com>
4899 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4900 register if TARGET_LONG_CALLS.
4902 2008-09-22 Richard Guenther <rguenther@suse.de>
4904 PR tree-optimization/37145
4905 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4906 value-numbering union accesses with their offset and size only.
4907 (visit_reference_op_load): Fix simplification of inserted conversions.
4908 * tree-ssa-pre.c (find_or_generate_expression): Do not
4909 recursively generate expressions if running FRE.
4911 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4913 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4914 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4917 2008-09-22 Richard Guenther <rguenther@suse.de>
4919 PR tree-optimization/37145
4920 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4921 (phi_translate_1): Constant fold references.
4923 2008-09-22 Ira Rosen <irar@il.ibm.com>
4925 PR tree-optimization/37482
4926 * tree-vectorizer.h (struct _slp_instance): Add new field.
4927 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4928 (get_earlier_stmt): New function.
4929 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4931 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4932 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4933 asserts that GSI points to the scalar statement being vectorized.
4934 Set new statement location according to GSI.
4935 (vect_schedule_slp_instance): Use GSI of
4936 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4938 2008-09-21 Jan Hubicka <jh@suse.cz>
4940 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4941 (ipcp_insert_stage): Update dead_nodes bitmap.
4943 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4946 * config/i386/t-cygming (SHLIB_LC): Remove.
4947 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4948 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4950 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4954 * final.c (mark_symbol_ref_as_used): New helper function.
4955 (output_operand): Instead of just looking inside MEMs for
4956 SYMBOL_REFs, use new helper function and for_each_rtx.
4957 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4958 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4959 Make head comment more general.
4960 * config/darwin.c (machopic_output_indirection): Handle weak
4961 references here, like in assemble_external.
4963 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4965 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4966 (sparc_emit_float_lib_cmp): Change return type.
4967 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4968 (gen_compare_operator): New function.
4969 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4970 the comparison sequence. Minor tweaks.
4971 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4972 that the final operator and the result of sparc_emit_float_lib_cmp
4973 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4974 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4975 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4976 result of sparc_emit_float_lib_cmp match for software TFmode.
4977 (movqicc, movhicc, movsicc, movdicc): Merge into...
4978 (mov<I:mode>cc): ...this.
4979 (movsfcc, movdfcc, movtfcc): Merge into...
4980 (mov<F:mode>cc): ...this.
4981 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4983 (mov<I:mode>_cc_v9): ...this.
4984 (movdi_cc_sp64_trunc): Delete.
4985 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4986 movdi_cc_reg_sp64): Merge into...
4987 (mov<I:mode>_cc_reg_sp64): ...this.
4988 (movsf_cc_sp64): Rename into...
4989 (movsf_cc_v9): ...this.
4990 (movdf_cc_sp64): Rename into...
4991 (movdf_cc_v9): ...this.
4992 (movtf_cc_hq_sp64): Rename into...
4993 (movtf_cc_hq_v9): ...this.
4994 (movtf_cc_sp64): Rename into...
4995 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4997 2008-09-21 Diego Novillo <dnovillo@google.com>
4999 * doc/gccint.texi: Include generic.texi and gimple.texi.
5001 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
5002 (GIMPLE): Move to gimple.texi.
5003 (Annotations): Remove references to to stmt_ann_t and
5005 (SSA Operands): Rename from 'Statement Operands'.
5006 * doc/generic.texi: New.
5007 * doc/gimple.texi: New.
5008 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
5009 * Makefile.in (TEXI_GCCINT_FILES):
5010 * gimple.c (gimple_copy_call_skip_args): Rename from
5011 giple_copy_call_skip_args. Update all users.
5012 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
5014 2008-09-21 Ira Rosen <irar@il.ibm.com>
5016 PR tree-optimization/37539
5017 * tree-vect-transform.c (vect_transform_strided_load): Save vector
5018 statement in related statement field only for the first load of the
5019 group of loads with the same data reference.
5021 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
5023 * config/mips/mips.h (TUNE_OCTEON): New macro.
5024 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
5025 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
5026 * config/mips/octeon.md: New file.
5027 * config/mips/mips.md: Include octeon.md. Restore
5028 semi-alphabetical order of include files.
5030 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
5033 * config/i386/i386.md (*jcc_fused_1): Removed.
5034 (*jcc_fused_2): Likewise.
5035 (*jcc_fused_3): Likewise.
5036 (*jcc_fused_4): Likewise.
5038 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5040 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
5041 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
5042 * target.h (gcc_target): Add ira_cover_classes.
5043 * ira.c: Remove IRA_COVER_CLASSES guards.
5044 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
5045 instead of IRA_COVER_CLASSES.
5046 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
5047 (setup_class_translate): Likewise.
5048 (setup_reg_class_intersect_union): Likewise.
5049 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
5050 test of targetm.ira_cover_classes.
5051 * opts.c (decode_options): Use targetm.ira_cover_classes instead
5052 of IRA_COVER_CLASSES.
5053 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
5054 (TARGET_INITIALIZER): Include it.
5055 * targhooks.h (default_ira_cover_classes): Declare.
5056 * targhooks.c (default_ira_cover_classes): New function.
5058 2008-09-19 Bob Wilson <bob.wilson@acm.org>
5060 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
5062 2008-09-19 Ian Lance Taylor <iant@google.com>
5064 * varasm.c (narrowing_initializer_constant_valid_p): Return
5065 NULL_TREE if ENDTYPE is not an integer.
5067 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
5070 * tree-ssa.c (execute_update_addresses_taken): Also update
5071 DECL_GIMPLE_REG_P for vector and complex types.
5073 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
5074 Jan Hubicka <jh@suse.cz>
5077 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
5078 empty before freeing them.
5079 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
5081 2008-09-18 Bob Wilson <bob.wilson@acm.org>
5083 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
5084 * config/xtensa/predicates.md (tls_symbol_operand): New.
5085 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
5086 (TARGET_CANNOT_FORCE_MEM): Define.
5087 (xtensa_tls_symbol_p): New.
5088 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
5089 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
5090 (xtensa_tls_module_base): New.
5091 (xtensa_call_tls_desc): New.
5092 (xtensa_legitimize_tls_address): New.
5093 (xtensa_legitimize_address): Handle TLS symbols.
5094 (xtensa_tls_referenced_p_1): New.
5095 (xtensa_tls_referenced_p): New.
5096 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
5098 (XTENSA_BUILTIN_THREAD_POINTER): New.
5099 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
5100 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
5101 builtin. Add declarations for __builtin_thread_pointer and
5102 __builtin_set_thread_pointer.
5103 (xtensa_fold_builtin): Recognize new builtins.
5104 (xtensa_expand_builtin): Expand new builtins.
5105 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
5106 (TARGET_THREADPTR): Define.
5107 (HAVE_AS_TLS): Define default value.
5108 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
5109 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
5110 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
5111 (UNSPECV_SET_TP): New.
5112 (sym_TPOFF, sym_DTPOFF): New.
5113 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
5114 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
5115 * configure: Regenerated.
5117 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
5120 * config/ia64/ia64.c (ia64_optimization_options): Move
5121 checking and setting flag_schedule_insns_after_reload and
5122 ia64_flag_schedule_insns2 back to ...
5123 (ia64_override_options): Here.
5125 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
5128 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
5129 zero extend count after the correction to it is done.
5130 (doloop_optimize): Update call to doloop_modify, don't zero extend
5133 2008-09-18 Martin Jambor <mjambor@suse.cz>
5135 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
5137 * ipa-prop.c: Correct comments.
5138 * ipa-prop.h: Likewise.
5140 2008-09-18 Jan Hubicka <jh@suse.cz>
5143 * ipa-reference.c (ipa_reference_local_vars_info_d,
5144 ipa_reference_global_vars_info_d,
5145 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5146 ipa_reference_vars_info_t): Move here from ipa-reference.h
5147 (node_duplication_hook_holder, node_removal_hook_holder): New.
5148 (get_reference_vars_info_from_cgraph): Rename to ...
5149 (get_reference_vars_info): ... this one, use cgraph uids.
5150 (get_local_reference_vars_info, get_global_reference_vars_info):
5151 Use cgraph instead of decl.
5152 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5154 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
5155 ipa_reference_get_written_global,
5156 ipa_reference_get_not_written_global): Use cgraph argument.
5157 (check_call): Simplify avail check.
5158 (scan_stmt_for_static_refs): Update.
5159 (propagate_bits): Update.
5160 (merge_callee_local_info): Remove.
5161 (init_function_info): Use cgraph nodes.
5162 (clean_function_local_data): Break out from ...
5163 (clean_function): ... here.
5164 (copy_local_bitmap, copy_global_bitmap): New functions.
5165 (duplicate_node_data, remove_node_data): New functions.
5166 (generate_summary): Register hooks; use visibility instead of
5168 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
5169 * ipa-reference.h (ipa_reference_local_vars_info_d,
5170 ipa_reference_global_vars_info_d,
5171 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
5172 ipa_reference_vars_info_t): Move to ipa-reference.c
5173 (ipa_reference_get_read_local, ipa_reference_get_written_local):
5175 (ipa_reference_get_read_global, ipa_reference_get_written_global,
5176 ipa_reference_get_not_read_global,
5177 ipa_reference_get_not_written_global): Update prototype.
5178 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
5179 (init_state): Remove.
5180 (node_duplication_hook_holder, node_removal_hook_holder): New.
5181 (get_function_state, set_function_state): Use VECtor.
5182 (analyze_function): Check body availability.
5183 (add_new_function): Likewise.
5184 (duplicate_node_data, remove_node_data): New.
5185 (generate_summary): Register hooks; do not care about clones.
5186 (propafate): Do not care about clones; recursive functions are
5188 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
5189 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
5190 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
5192 * tree-flow.h (function_ann_d): Remove reference_vars_info.
5193 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
5194 Update call of ipa-reference accesors.
5196 2008-09-18 Simon Baldwin <simonb@google.com>
5198 * c-opts.c (c_common_handle_option): Add handling for
5199 -Wbuiltin-macro-redefined command line option.
5200 * c.opt: Added builtin-macro-redefined option.
5201 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
5204 2008-09-18 Richard Guenther <rguenther@suse.de>
5206 PR tree-optimization/37258
5207 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
5208 and signedness for integral types.
5209 (vn_phi_eq): Require compatible types.
5211 2008-09-18 Jakub Jelinek <jakub@redhat.com>
5214 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
5215 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
5217 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
5218 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
5219 ggc_free other TREE_LIST nodes from that chain.
5220 * function.c (instantiate_decls): Instantiate also DECL_RTL
5221 of vars in cfun->local_decls, free that list afterwards.
5223 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
5225 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
5226 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
5228 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5230 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
5231 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
5233 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
5235 PR tree-optimization/37102
5236 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
5237 from a node. Check to see if another PHI is dead.
5238 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
5239 remove real PHIs which have no uses.
5240 (rewrite_out_of_ssa): Call eliminate_useless_phis.
5242 2008-09-18 Richard Guenther <rguenther@suse.de>
5245 * tree-cfg.c (remove_useless_stmts_1): Remove
5246 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
5248 2008-09-18 Nick Clifton <nickc@redhat.com>
5250 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
5251 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
5252 to frv_secondary_reload_class.
5253 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
5254 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
5255 (frv_secondary_reload_class): Omit unused parameter.
5256 (frv_secondary_reload): New function. Handle the case when
5257 secondary_reload_class() is called before the reload_(in|out)
5258 _optabs have been initialised.
5259 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
5261 * config/frv/frv.md: Define an exclusion set between fr550_m0
5264 2008-09-18 Richard Guenther <rguenther@suse.de>
5266 PR tree-optimization/37456
5267 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
5268 want to insert after ends a BB insert on the single fallthru
5271 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
5273 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
5274 Mention -march=z9-109, z9-ec and z10.
5276 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
5278 PR rtl-optimization/37544
5279 * regrename.c (maybe_mode_change): Exit early when copy_mode
5280 is narrower than orig_mode and narrower than new_mode.
5282 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
5285 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
5287 * sched-rgn.c (ref_counts): Remove.
5288 (insn_referenced): New static variable.
5289 (INSN_REF_COUNT): Remove.
5290 (sched_run_compute_dependencies): Use insn_referenced instead of
5292 (add_branch_dependences): Likewise. Delete dead assignment.
5294 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
5296 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
5297 consumer is an asm. Add comment why this is important.
5298 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
5299 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
5301 2008-09-17 Joseph Myers <joseph@codesourcery.com>
5303 * expr.c (emit_group_store): Do not shift before moving via a
5306 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
5308 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
5309 from aggregate to non-aggregate type if the bit pattern is not fully
5310 preserved afterwards.
5312 2008-09-17 Richard Guenther <rguenther@suse.de>
5314 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
5315 (verify_gimple_assign): ... this. Split into ...
5316 (verify_gimple_assign_unary): ... this,
5317 (verify_gimple_assign_binary): ... that,
5318 (verify_gimple_assign_single): ... and this.
5319 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
5320 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
5321 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
5322 (verify_types_in_gimple_reference): Be forgiving with
5324 (verify_gimple_phi): Deal with virtual operands.
5326 * tree.def (PREDICT_EXPR): Change to tcc_expression.
5328 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
5330 * tree.c (get_callee_fndecl): Don't call the language hook.
5331 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
5332 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
5333 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
5335 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5337 * tree.c (protected_set_expr_location): Don't unnecessarily
5338 check for error_mark_node.
5340 2008-09-17 Art Haas <ahaas@impactweather.com>
5342 * ipa-reference.c (analyze_function): Declare step only if
5343 ENABLE_CHECKING is defined.
5345 2008-09-17 Jan Hubicka <jh@suse.cz>
5348 * tree.h (DECL_INLINE): remove.
5349 (DECL_DECLARED_INLINE_P): Update docs.
5350 (DECL_NO_INLINE_WARNING_P): new.
5351 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
5352 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
5354 2008-09-17 Jakub Jelinek <jakub@redhat.com>
5355 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5358 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
5361 2008-09-17 Jan Hubicka <jh@suse.cz>
5363 * ipa-reference.c (ipa_obstack): Remove.
5364 (local_info_obstack, global_info_obstack): New.
5365 (add_static_var): We now handle variables only.
5366 (mark_address_taken, mark_load, mark_store): New functions based on ...
5367 (check_operand): ... remove.
5368 (get_asm_stmt_operands): Rename to ...
5369 (check_asm_memory_clobber): ... this. Look only for memory clobber.
5370 (scan_stmt_for_static_refs): Rewrite.
5371 (scan_op_for_static_refs): Rename to ...
5372 (scan_initializer_for_static_refs): do not look for VAR_DECL
5373 initializers; stop recursion on types and decls.
5374 (ipa_init): Use proper obstacks.
5375 (analyze_variable): Use scan_initializer_for_static_refs.
5376 (init_function_info): Use local obstack.
5377 (analyze_function): Simplify.
5378 (add_new_function): We don't need visited_nodes obstack.
5379 (generate_summary): Use proper obstacks; cleanup after propagation.
5381 2008-09-17 Richard Guenther <rguenther@suse.de>
5384 PR tree-optimization/37491
5385 * alias.c (get_alias_set): Use the canonical type.
5386 * tree-vect-transform.c (vectorizable_store): Use the type of
5387 the lhs for the vector type. Adjust checking.
5388 (vectorizable_load): Adjust checking.
5390 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5391 Adam Nemet <anemet@caviumnetworks.com>
5393 PR rtl-optimization/37483
5394 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
5395 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
5396 Rearrange code to better match the original comment. Check
5397 t_unconditional first. Improve comment.
5399 2008-09-16 Jakub Jelinek <jakub@redhat.com>
5402 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
5403 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
5406 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
5407 GIMPLE_TRY if cleanup sequence is empty.
5409 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
5412 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
5413 eliminate IV if the cost are the same.
5415 2008-09-16 Richard Guenther <rguenther@suse.de>
5418 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
5421 2008-09-16 Richard Guenther <rguenther@suse.de>
5423 PR tree-optimization/37508
5424 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
5426 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
5428 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
5430 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5432 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
5433 use gen_floatdidf2 directly.
5434 (floatunssidf2): Likewise.
5435 (floatsidf_ppc64_mfpgpr): Remove.
5436 (floatsidf_ppc64): Remove.
5437 (floatunssidf_ppc64): Remove.
5439 2008-09-15 Jakub Jelinek <jakub@redhat.com>
5441 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
5442 rather than update_cost_queue.
5444 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
5445 in every call starting with the second one, instead of only when
5446 alias_bitmap_obstack.elements != NULL.
5448 * tree-predcom.c (filter_suitable_components): Free all refs in
5449 act->refs vector before calling release_component.
5450 (add_ref_to_chain): Free ref if not adding it to chain->refs.
5452 * tree-data-ref.c (free_subscripts): Free all subscript objects.
5454 * tree-loop-linear.c (linear_transform_loops): Initialize
5455 lambda_obstack only after calling perfect_loop_nest_depth.
5456 Goto free_and_continue instead of just continue for later failures.
5459 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
5462 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
5464 2008-09-14 Andreas Schwab <schwab@suse.de>
5466 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
5468 2008-09-14 Jan Hubicka <jh@suse.cz>
5470 * invoke.texi (-fconserve-stack): Document.
5471 * opts.c (decode_options): Handle conserve_stack.
5472 * common.opt (fconvserve_stack): New.
5474 2008-09-14 David Edelsohn <edelsohn@gnu.org>
5476 * config.host: Add x-aix to host_xmake_file.
5477 * config/rs6000/t-aix52: Do not override LDFLAGS.
5478 * config/rs6000/x-aix: New file.
5480 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
5486 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
5487 is not recognized as a valid register usage. Allow REG_X to be used
5489 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
5490 forces a reload when using a base register.
5492 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
5494 * config/i386/cygming-crtend.c (register_frame_ctor): If
5495 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
5496 directly with atexit.
5497 (deregister_frame_ctor): Rename to ...
5498 (deregister_frame_dtor): Use to call __gcc_deregister_frame
5499 if !DEFAULT_USE_CXA_ATEXIT.
5501 2008-09-13 Jan Hubicka <jh@suse.cz>
5503 * cgraph.c: Include value-prof.h
5504 * Makefile.in (cgraph.o): Add value-prof.h dependency.
5506 2008-09-13 Jan Hubicka <jh@suse.cz>
5509 * tree-profile.c (add_abnormal_goto_call_edges): New function.
5510 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
5511 tree_gen_one_value_profiler, tree_gen_average_profiler,
5512 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
5514 2008-09-13 Jan Hubicka <jh@suse.cz>
5516 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
5517 too many bytes on misalligned blocks.
5519 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5521 * doc/cfg.texi: Fix some typos.
5522 * doc/extend.texi: Likewise.
5523 * doc/install.texi: Likewise.
5524 * doc/invoke.texi: Likewise.
5525 * doc/rtl.texi: Likewise.
5526 * doc/tree-ssa.texi: Likewise.
5528 2008-09-13 Richard Guenther <rguenther@suse.de>
5531 * tree-nested.c (finalize_nesting_tree_1): Generate valid
5532 gimple stores for memory rhs.
5534 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
5536 PR rtl-optimization/37489
5537 * cse.c (fold_rtx): Don't return const_true_rtx for float
5538 compare if FLOAT_STORE_FLAG_VALUE is undefined.
5540 2008-09-13 Jan Hubicka <jh@suse.cz>
5542 PR tree-optimization/37392
5543 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
5545 2008-09-13 Martin Jambor <mjambor@suse.cz>
5546 Jan Hubicka <jh@suse.cz>
5548 * cgraph.c (free_edges): New variable.
5549 (NEXT_FREE_EDGE): New macro.
5550 (cgraph_free_edge): New function.
5551 (cgraph_remove_edge): Call cgraph_remove_edge_1.
5552 (cgraph_node_remove_callees): Likewise.
5553 (cgraph_node_remove_callers): Likewise.
5554 (cgraph_create_edge): Reuse edges from the free list. Do not
5555 update uid if doing so.
5556 (cgraph_remove_*_hook): Add free call.
5558 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
5560 * ira-color.c (conflict_allocno_vec): Delete.
5561 (update_cost_queue_elem): New structure.
5562 (update_cost_queue): New variable.
5563 (update_cost_queue_tail): Likewise.
5564 (update_cost_queue_elems): Likewise.
5565 (allocno_update_cost_check): Delete.
5566 (initiate_cost_update): Allocate update_cost_queue_elems
5567 instead of allocno_update_cost_check.
5568 (finish_cost_update): Update the free()s accordingly.
5569 (start_update_cost): New function.
5570 (queue_update_cost): Likewise.
5571 (get_next_update_cost): Likewise.
5572 (update_copy_costs_1): Inline into...
5573 (update_copy_costs): ...here. Use a queue instead of recursive calls.
5574 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
5575 once we've established they are equal. Don't allocate update
5576 costs if there is nothing to add to them.
5577 (update_conflict_hard_regno_costs): Remove ALLOCNO and
5578 DIVISOR arguments. Use a queue instead of recursive calls;
5579 process all the allocnos in the initial queue, rather than
5581 (assign_hard_reg): Use queue_update_cost instead of
5582 conflict_allocno_vec. Queue coalesced allocnos instead
5583 of calling update_conflict_hard_regno_costs for each one.
5584 Just call update_conflict_hard_regno_costs once for the
5586 (ira_color): Remove conflict_allocno_vec handling.
5588 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5590 PR tree-optimization/37484
5591 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
5592 (save_var_name): Same.
5593 (initialize_cloog_names): Same.
5594 (initialize_cloog_names): Same.
5596 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
5598 * tree-scalar-evolution.c (set_instantiated_value): Set
5601 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
5605 * ira-build.c (common_loop_tree_node_dominator): Remove.
5606 (copy_live_ranges_to_removed_store_destinations): New function.
5607 (regno_top_level_allocno_map): Move to top level from ...
5608 (ira_flattening): ... here. Use
5609 copy_live_ranges_to_removed_store_destinations.
5611 * ira-emit.c (generate_edge_moves): Fix a comment.
5613 2008-09-12 Anatoly Sokolov <aesok@post.ru>
5616 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
5617 scratch register after 'set' pattern.
5619 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5621 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
5622 information passed to mark_reg_pointer.
5623 * explow.c (force_reg): Likewise.
5625 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5627 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
5628 when building for the celledp architecture.
5630 2008-09-12 Richard Guenther <rguenther@suse.de>
5632 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
5634 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
5636 PR rtl-optimization/37424
5637 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
5638 the regnos instead of the addresses.
5640 2008-09-11 Janis Johnson <janis187@us.ibm.com>
5642 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
5644 2008-09-11 Richard Guenther <rguenther@suse.de>
5646 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
5647 entering the weaker equivalence recording.
5649 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
5651 2008-09-11 Jeff Law <law@redhat.com>
5653 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
5654 by assign_stack_local on the IRA path for stack slot sharing
5655 as well as the non-IRA path.
5657 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
5659 * config/i386/i386.h: Fix whitespace issues.
5661 2008-09-11 Martin Jambor <mjambor@suse.cz>
5663 * ipa-prop.h (struct ipa_param_flags): Removed.
5664 (struct ipa_param_descriptor): New structure.
5665 (struct ipa_node_params): ipcp_lattices, param_decls and
5666 param_flags moved to ipa_param_description.
5667 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
5668 descriptors. Renamed all users.
5669 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
5670 changed to access descriptors. Renamed all users.
5671 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
5672 to access descriptors. Renamed all users.
5673 * ipa-cp.c (ipcp_init_cloned_node): Call
5674 ipa_initialize_node_params instead of ipa_count_formal_params and
5675 ipa_create_param_decls_array.
5676 (ipcp_analyze_node): Likewise.
5677 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
5678 descriptors. Renamed all users.
5679 (ipcp_initialize_node_lattices): Remove allocation.
5680 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
5681 ipa_initialize_node_params instead of ipa_count_formal_params and
5682 ipa_create_param_decls_array.
5683 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
5684 ipa_populate_param_decls, made static, added parameter info,
5685 renamed mt to node, removed allocation, changed to use
5687 (ipa_count_formal_params): Made static, added parameter info,
5689 (ipa_initialize_node_params): New function.
5690 (ipa_check_stmt_modifications): Changed to use descriptors.
5691 (ipa_detect_param_modifications): Removed allocation, changed to
5693 (ipa_note_param_call): Changed to use descriptors.
5694 (ipa_analyze_params_uses): Removed allocation.
5695 (ipa_free_node_params_substructures): Changed to use descriptors.
5696 (ipa_edge_duplication_hook): Use the unused attribute.
5697 (ipa_node_duplication_hook): Use the unused attribute, changed to
5698 use descriptors, changed to duplicate descriptors.
5700 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
5701 changed all callers. Call ipa_propagate_indirect_call_infos if doing
5702 indirect inlining. Made static.
5703 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
5704 functions called only once.
5705 (cgraph_decide_recursive_inlining): Don't call
5706 ipa_propagate_indirect_call_infos, pass new_edges to
5707 cgraph_mark_inline_edge instead.
5708 (cgraph_decide_inlining_of_small_functions): Don't call
5709 ipa_propagate_indirect_call_infos, pass new_edges to
5710 cgraph_mark_inline_edge instead.
5711 (cgraph_decide_inlining): Don't call
5712 ipa_propagate_indirect_call_infos.
5713 * ipa-prop.c: Check that vectors are allocated.
5715 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
5716 iff a new cgraph edges have been created.
5717 (cgraph_decide_inlining): New variable redo_always_inline.
5718 Flattening and always_inlining loop until callgraph stabilizes.
5719 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
5720 true iff new cgraph edges have been created.
5721 (propagate_info_to_inlined_callees): Likewise.
5722 (ipa_propagate_indirect_call_infos): Likewise.
5724 2008-09-11 Richard Guenther <rguenther@suse.de>
5726 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
5727 (set_prologue_iterations): Likewise.
5728 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
5730 (vect_update_init_of_dr): Likewise.
5731 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
5733 * fold-const.c (fold_unary): Do not generate calculations
5736 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
5738 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
5739 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
5740 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
5742 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
5744 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
5745 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
5746 before finalizing the changes.
5747 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
5749 (simplify_truth_ops_using_ranges): New.
5750 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
5751 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
5752 whether a simplification was made.
5753 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
5754 use a switch statement and also call simplify_truth_ops_using_ranges.
5756 2008-09-11 Jan Hubicka <jh@suse.cz>
5758 * ggc-common.c (loc_array): Make static.
5759 * dce.c (rest_of_handle_ud_dce): Free worklist.
5761 2008-09-11 Jan Hubicka <jh@suse.cz>
5763 * cgraph.c (cgraph_release_function_body): Plug memory leak on
5764 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
5765 function so we are sure we do not dangle it forever.
5766 * function.c (outer_function_chain, find_function_data): Remove.
5767 (function_context_stack): New.
5768 (push_function_context, pop_function_context): Update.
5769 * function.h (struct function): Remove pointer outer.
5770 (outer_function_chain, find_function_data): Remove.
5771 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
5773 2008-09-11 Jan Hubicka <jh@suse.cz>
5776 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
5778 2008-09-11 Jan Hubicka <jh@suse.cz>
5780 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
5782 2008-09-11 Jan Hubicka <jh@suse.cz>
5784 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5785 (free_var_map_entry): New function.
5786 (redirect_edge_var_map_destroy): Use it.
5788 2008-09-11 Jan Hubicka <jh@suse.cz>
5791 * tree-inline.c (add_lexical_block): Replace with ...
5792 (prepend_lexical_block): ... prepend at begginig.
5793 (remap_blocks): Use it and reverse later.
5794 (expand_call_inline): Use prepend_lexical_block.
5796 2008-09-11 Jan Hubicka <jh@suse.cz>
5798 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5800 2008-09-11 Jan Hubicka <jh@suse.cz>
5802 * function.c (free_after_compilation): Call insn_locators_free.
5803 * cfglayout.c (insn_locators_free): New function.
5804 * rtl.h (insn_locators_free): Declare.
5806 2008-09-11 Jan Hubicka <jh@suse.cz>
5808 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5810 (cond_move_process_if_block): Update call.
5812 2008-09-11 Jan Hubicka <jh@suse.cz>
5814 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5815 * vec.c: Include hashtab.h
5816 (vec_descriptor, ptr_hash_entry): New structures.
5817 (vec_desc_hash, vec_ptr_map): New static variables.
5818 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5819 register_overhead, free_overhead, vec_heap_free): New functions.
5820 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5821 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5822 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5825 2008-09-11 Ira Rosen <irar@il.ibm.com>
5827 PR tree-optimization/37474
5828 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5829 length of load permutation.
5831 2008-09-11 Andreas Schwab <schwab@suse.de>
5833 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5835 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5838 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5839 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5840 simplify_gen_subreg.
5842 2008-09-11 Ira Rosen <irar@il.ibm.com>
5844 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5847 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5850 * gimplify.c (gimplify_body): Call default_rtl_profile.
5853 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5854 instead of tok->val.node if not expanding to something else. Handle
5855 intervening CPP_PADDING tokens.
5856 (altivec_categorize_keyword): Remove unneeded comparisons.
5858 2008-09-10 Richard Guenther <rguenther@suse.de>
5860 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5862 2008-09-10 Richard Guenther <rguenther@suse.de>
5865 * tree-inline.c (insert_init_stmt): Make sure to not
5866 insert invalid gimple stores.
5868 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5870 PR tree-optimization/37388
5871 * toplev.c (process_options): Fail and warn when graphite
5872 flags are used, but the compiler has not been configured
5873 with graphite libraries.
5874 * graphite.c (graphite_transform_loops): Remove printfs
5875 to dump_file for the case when graphite is not available.
5877 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5880 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5881 the even element into register.
5882 (ix86_expand_vector_init_general): Don't use
5883 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5884 if we can't move from GPR to SSE register directly.
5886 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5888 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5889 not lose track of the number of NOPs needed. Number of NOPs needed
5890 for sync vs. loads workaround was switched; corrected. Run second
5891 pass for all workarounds. No NOPs needed after call insns. Change
5892 second pass to use find_next_insn_start and find_load helpers in order
5893 to properly detect parallel insns.
5894 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5896 2008-09-10 Jan Hubicka <jh@suse.cz>
5898 * value-prof.c (gimple_ic): Fix tuplification bug.
5899 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5902 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5904 PR tree-optimization/37353
5905 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5906 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5907 calls instead of cond_dead_built_in_calls.
5908 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5909 initalize the vector only before adding first entry. Use VEC_safe_push
5910 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5911 shrink_wrap_conditional_dead_built_in_calls call.
5913 2008-09-10 Ira Rosen <irar@il.ibm.com>
5915 PR tree-optimization/37385
5916 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5917 argument, and use it as a vector type if not NULL.
5918 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5920 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5921 additional argument.
5922 (vectorizable_load): Likewise.
5924 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5926 * config/i386/i386.md (SWI32): New mode iterator.
5927 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5930 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5932 PR rtl-optimization/37435
5933 * caller-save.c (insert_restore, insert_save): Check the mode by
5936 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5939 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5941 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5944 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5946 * doc/invoke.texi (ARM Options): Correct errors in discussion
5947 of -mfloat-abi, -mhard-float, and -msoft-float.
5949 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5950 Jan Hubicka <jh@suse.cz>
5953 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5954 calling gimple_regimplify_operands on it. Iterate over all newly
5955 added statements, not just the last one.
5956 (insert_init_stmt): Insert stmt into seq first, then call
5957 gimple_regimplify_operands on it. Don't create new gimplification
5958 context, nor find referenced vars.
5960 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5963 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5964 to pointer to vector pointer.
5965 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5966 propagate_info_to_inlined_callees): Likewise.
5967 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5968 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5969 ipa_check_create_edge_args.
5970 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5971 argument to pointer to vector pointer.
5972 (cgraph_decide_inlining_of_small_function): Adjust
5973 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5977 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5978 optimizing for size, not speed.
5980 PR rtl-optimization/37408
5981 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5982 if parm is promoted.
5984 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5986 PR tree-optimization/37375
5987 * tree-scalar-evolution.c (scev_info_str): Add field
5989 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5990 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5991 set_instantiated_value): Pass instantiated_below.
5992 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5994 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5995 the definitions are not instantiated.
5997 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5998 (block_before_loop): New.
5999 * tree-data-ref.c (dr_analyze_indices): Update uses of
6001 * graphite.c (block_before_scop): New.
6002 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
6003 basic block, not a loop for determining the parameters.
6004 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
6006 (idx_record_params, find_params_in_bb, find_scop_parameters,
6007 build_loop_iteration_domains, add_conditions_to_domain): Update calls
6008 to instantiate_scev.
6010 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
6012 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6016 * ira-build.c (ira_create_allocno): Setup frequency to 0.
6018 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
6019 Check zero freq and increase if necessary.
6021 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
6023 * ira-conflicts.c (process_regs_for_copy): Check that the hard
6024 regno is in the right range. Add comments.
6026 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6028 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
6030 * mips-tfile.c (copy_object): Cast alloca result to int *.
6031 * mips-tdump.c (print_symbol): Cast xmalloc return values to
6033 Rename class to sclass.
6034 (read_tfile): Cast read_seek return values to proper types.
6035 Cast xcalloc return value to proper type.
6037 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6039 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
6040 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
6041 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
6043 2008-09-09 Jan Hubicka <jh@suse.cz>
6045 * profile.c (is_edge_inconsistent): Add debug output; ignore
6046 negative count on fake edges.
6047 (is_inconsistent): Add debug output.
6049 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6051 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
6053 (choose_ready): When first insn is chosen from the ready list, also
6056 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
6058 PR rtl-optimization/37360
6059 * haifa-sched.c (max_issue): Do not assert that we never issue more
6060 insns than issue_rate. Add comment.
6062 2008-09-09 Richard Guenther <rguenther@suse.de>
6064 * tree-cfg.c (verify_types_in_gimple_op): Remove.
6065 (verify_types_in_gimple_call): Rename to ...
6066 (verify_gimple_call): ... this. Enhance.
6067 (verify_types_in_gimple_cond): Remove.
6068 (verify_gimple_comparison): New function ...
6069 (verify_types_in_gimple_assign): ... split out from here.
6070 (verify_types_in_gimple_return): Rename to ...
6071 (verify_gimple_return): ... this. Enhance.
6072 (verify_types_in_gimple_switch): Rename to ...
6073 (verify_gimple_switch): ... this. Enhance.
6074 (verify_gimple_goto): New function.
6075 (verify_types_in_gimple_phi): Rename to ...
6076 (verify_gimple_phi): ... this. Enhance.
6077 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
6078 Fold in single-statement cases from verify_types_in_gimple_seq_2.
6079 (verify_types_in_gimple_seq_2): Remove cases handled in
6080 verify_types_in_gimple_stmt.
6082 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
6084 * config/bfin/bfin.c (n_regs_to_save): New static variable.
6085 (push_multiple_operation, pop_multiple_operation): Set it.
6086 (workaround_rts_anomaly): New function.
6087 (workaround_speculation): New function, broken out of bfin_reorg.
6088 (bfin_reorg): Call the new functions.
6090 2008-09-09 Richard Guenther <rguenther@suse.de>
6094 * gimplify.c (gimplify_conversion): Change conversions of
6095 non-register type to VIEW_CONVERT_EXPRs.
6096 (gimplify_addr_expr): If we need to make the operand
6097 addressable make sure to use a properly initialized
6098 temporary for that so it gets a valid gimple store.
6100 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
6102 * function.h (struct function): Add function_start_locus.
6103 * cfgexpand.c (gimple_expand_cfg): Use it.
6104 * c-parser.c (c_parser_declaration_or_fndef): Set it.
6106 2008-09-09 Richard Guenther <rguenther@suse.de>
6108 PR tree-optimization/37433
6109 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
6112 2008-09-09 Richard Guenther <rguenther@suse.de>
6114 PR tree-optimization/37387
6115 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
6116 and bits to a common type.
6118 2008-09-09 Nick Clifton <nickc@redhat.com>
6120 * config/v850/v850.md (return): Restore frame size restriction.
6122 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
6124 * c-common.c (c_expand_decl): Remove.
6125 * c-common.h (anon_aggr_type_p): Remove prototype.
6126 (DECL_ANON_UNION_ELEMS): Remove.
6127 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
6128 * c-decl.c (anon_aggr_type_p): Remove.
6129 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
6130 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
6131 * langhooks.h (struct lang_hooks): Remove expand_decl.
6132 * langhooks.c (lhd_expand_decl): Remove.
6133 * stmt.c (expand_anon_union_decl): Remove.
6134 * tree.h (expand_anon_union_decl): Remove prototype.
6136 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
6139 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
6141 * config/avr/avr.md (QISI) : Define mode iterator.
6142 (negated_tst<mode>) : Redefine as split using mode macro.
6143 (reversed_tstqi): Define insn as reversed compare with zero.
6144 (reversed_tsthi): Ditto.
6145 (reversed_tstsi): Ditto.
6147 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6150 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
6151 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
6154 * predict.c (optimize_function_for_size_p): Don't segfault if
6156 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
6157 tree_swap_operands_p): Don't test cfun != NULL before calling
6158 optimize_function_for_s*_p.
6160 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
6162 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
6165 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
6167 * crx/crx.h (IRA_COVER_CLASSES): Define.
6169 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6172 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
6173 even when a stmt has been gimple_modified_p, but after fold_stmt is
6174 not any longer. Remove unneeded may_have_exposed_new_symbols
6177 2008-09-08 Richard Guenther <rguenther@suse.de>
6179 PR tree-optimization/37421
6180 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
6183 2008-09-08 Jakub Jelinek <jakub@redhat.com>
6186 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
6188 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6191 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
6192 * pa-hpux10.h (LINK_SPEC): Likewise.
6193 * pa-hpux11.h (LINK_SPEC): Likewise.
6195 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6197 * pa32-regs.h (IRA_COVER_CLASSES): Define.
6198 * pa64-regs.h (IRA_COVER_CLASSES): Define.
6200 2008-09-07 Helge Deller <deller@gmx.de>
6202 * pa/linux-atomic.c: New file.
6203 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
6204 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
6206 2008-09-07 Richard Guenther <rguenther@suse.de>
6207 Ira Rosen <irar@il.ibm.com>
6209 PR tree-optimization/36630
6210 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
6211 Call STRIP_NOPS before calling evolution_part_in_loop_num.
6213 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
6214 Ira Rosen <irar@il.ibm.com>
6216 PR tree-optimization/35642
6217 * config/rs6000/altivec.md (mulv8hi3): Implement.
6219 2008-09-06 Jeff Law <law@redhat.com>
6221 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
6223 2008-09-06 Jan Hubicka <jh@suse.cz>
6225 PR tree-optimization/14703
6226 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
6228 * passes.c (init_optimization_passes): Recompute inline parameters.
6230 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6232 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
6235 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
6236 Peter Fuerst <post@pfrst.de>
6238 * doc/invoke.texi: Document -mr10k-cache-barrier=.
6239 * doc/extend.texi: Document __builtin_mips_cache.
6240 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
6241 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
6242 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6243 __GCC_HAVE_BUILTIN_MIPS_CACHE.
6244 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
6245 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
6246 (set_push_mips_isas): New variable.
6247 (mips_r10k_cache_barrier): New variable.
6248 (cache): New availability predicate.
6249 (mips_builtins): Add an entry for __builtin_mips_cache.
6250 (mips_build_cvpointer_type): New function.
6251 (MIPS_ATYPE_CVPOINTER): New macro.
6252 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
6254 (r10k_simplified_address_p, r10k_simplify_address)
6255 (r10k_uncached_address_p, r10k_safe_address_p)
6256 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
6257 (r10k_needs_protection_p_call, r10k_needs_protection_p)
6258 (r10k_insert_cache_barriers): New functions.
6259 (mips_reorg_process_insns): Delete cache barriers after a
6260 branch-likely instruction.
6261 (mips_reorg): Call r10k_insert_cache_barriers.
6262 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
6263 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
6264 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
6265 (mips_cache, r10k_cache_barrier): New define_insns.
6267 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
6269 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6270 * ira-color.c (setup_allocno_left_conflicts_num): Use
6271 hard_reg_set_equal_p instead of a comparison with
6272 ira_zero_hard_reg_set.
6273 * ira.c (setup_reg_subclasses): Likewise.
6274 (setup_cover_and_important_classes): Likewise.
6275 (setup_class_translate): Likewise.
6276 (setup_reg_class_intersect_union): Likewise.
6277 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
6278 (ira_init_once): Don't initialize them.
6280 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6282 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
6284 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
6286 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
6288 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
6290 Improved branch hints, safe hints, and scheduling.
6292 * haifa-sched.c (sched_emit_insn) : Define.
6293 * sched-int.h (sched_emit_insn) : Add prototype.
6294 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
6295 -mhint-max-distance -msafe-hints) : Document.
6296 * config/spu/spu.c (spu_flag_var_tracking): New.
6297 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
6298 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
6299 TARGET_ASM_FILE_START): Define.
6300 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
6301 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
6302 (spu_emit_branch_hint): Add blocks argument.
6303 (insert_branch_hints, insert_nops): Remove.
6304 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
6305 uses_ls_unit, spu_sched_init_global, spu_sched_init,
6306 spu_sched_reorder, asm_file_start): New functions.
6307 (clock_var, spu_sched_length, pipe0_clock,
6308 pipe1_clock, prev_clock_var, prev_priority,
6309 spu_ls_first, prev_ls_clock): New static variables.
6310 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
6311 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
6312 (nopn_nv): Add a non-volatile version of nop.
6313 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
6314 -mhint-max-distance, -msafe-hints): New options.
6316 2008-09-05 Janis Johnson <janis187@us.ibm.com>
6317 Samuel Tardieu <sam@rfc1149.net>
6319 * opts.c (decode_options): Combine nested if statements.
6322 * opts.c (decode_options): Handle more relationships among
6323 unit-at-a-time, toplevel-reorder, and section-anchors.
6325 2008-09-05 David Daney <ddaney@avtrex.com>
6327 * doc/install.texi (--enable-reduced-reflection): Document new option.
6329 2008-09-05 Bob Wilson <bob.wilson@acm.org>
6331 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
6333 (constantpool_operand): New.
6334 (move_operand): Disallow sub-word modes for the constant pool.
6335 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
6336 (xtensa_secondary_reload_class): Replace with....
6337 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
6338 Set icode for sub-word reloads from the constant pool.
6339 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
6340 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
6341 * config/xtensa/xtensa.md (reload<mode>_literal): New.
6342 * config/xtensa/xtensa-protos.h: Update prototypes.
6344 2008-09-05 Joseph Myers <joseph@codesourcery.com>
6346 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
6347 (REG_CLASS_NAMES): Update.
6348 (REG_CLASS_CONTENTS): Update.
6349 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
6350 of ALL_REGS for regs 77 and 78.
6351 * function.c (instantiate_virtual_regs_in_insn): Assert that
6352 return value of simplify_gen_subreg is not NULL.
6354 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
6356 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
6357 (gen_rtvec_v): Fix coding standards.
6359 2008-09-04 Jan Hubicka <jh@suse.cz>
6361 * i386.c (decide_alg): Be more conservative about optimizing for size.
6363 2008-09-04 Ian Lance Taylor <iant@google.com>
6365 * varasm.c (narrowing_initializer_constant_valid_p): New
6367 (initializer_constant_valid_p): Call it.
6369 2008-09-04 Jeff Law <law@redhat.com>
6371 * fold-const.c (native_encode_real): Fix computation of WORDS.
6372 (native_interpret_real): Likewise.
6374 2008-09-04 Janis Johnson <janis187@us.ibm.com>
6376 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
6378 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6380 * ira-conflicts.c (process_regs_for_copy): Check insn to check
6381 that the cost is already taken into account in ira-costs.c
6383 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
6385 * ira-build.c (print_copy, print_copies, ira_debug_copy,
6386 ira_debug_copies): New.
6387 (ira_bulid): Call print_copies.
6389 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
6391 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
6394 * config/rs6000/rs6000.c (optimization_options): Remove check of
6395 flag_toplevel_order.
6397 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6399 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
6400 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
6401 second operand is a reg_imm10_operand.
6402 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
6403 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
6404 (*seq_<GPR:mode><GPR2:mode>): Rename to
6405 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
6407 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
6408 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
6410 (*sne_<GPR:mode><GPR2:mode>): Rename to
6411 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
6414 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6416 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
6417 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
6418 combining an arithmetic right shift by more than 31 and a
6419 trunction. Don't match for out-of-range shift amounts. Set
6420 attribute mode to <MODE>.
6421 (*lshr32_trunc<mode>): Name the pattern combining a logical right
6422 shift by 32 and and a truncation. Set attribute mode to <MODE>.
6423 (*<optab>_trunc<mode>_exts): New pattern for truncated right
6424 shifts by less than 32.
6425 (extv): Change predicate on first operand to accept registers.
6426 Change predicate of the other operands from immediate_operand to
6427 const_int_operand. Expand exts when source is a register.
6428 (extzv): Change predicate of the constant operands from
6429 immediate_operand to const_int_operand.
6430 (extzv<mode>): Change predicate of the constant operands from
6431 immediate_operand to const_int_operand and no constraint. Also
6433 (*extzv_trunc<mode>_exts): New pattern.
6435 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
6437 * config/mips/mips.h (ISA_HAS_CINS): New macro.
6438 * config/mips/mips-protos.h (mask_low_and_shift_p,
6439 mask_low_and_shift_len): Declare.
6440 * config/mips/mips.c (mask_low_and_shift_p,
6441 mask_low_and_shift_len): New functions.
6442 (mips_print_operand): Handle new operand prefix "m".
6443 * config/mips/mips.md (*cins<mode>): New pattern.
6445 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6447 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
6448 optimizing for size.
6450 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6452 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
6453 regardless of epilogue_completed.
6455 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
6458 * ira-lives.c (process_bb_node_lives): Check setjmp.
6460 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
6463 * ira-build.c (form_loop_tree): Reverse BB walk.
6464 (create_bb_allocnos): Likewise.
6465 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
6466 (mark_reg_store): Rename to...
6467 (mark_ref_live): ...this and take a df_ref argument instead of
6468 note_stores arguments. Assert that we have a register.
6469 (mark_reg_clobber): Delete.
6470 (def_conflicts_with_inputs_p): New function.
6471 (mark_reg_conflicts): Delete.
6472 (mark_reg_death): Rename to...
6473 (mark_ref_dead): ...this and take a df_ref argument instead of
6474 a register. Assert that we have a register.
6475 (process_bb_node_lives): Hoist frequency calculation out of
6476 instruction walk. Convert from a forwards scan to a backwards scan.
6477 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
6478 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
6479 (create_allocno_live_ranges): Don't create regs_set.
6481 2008-09-04 Ian Lance Taylor <iant@google.com>
6483 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
6484 or REG_LABEL_TARGET.
6485 * calls.c (emit_library_call_value_1): Use MEM_P rather than
6486 comparing MODE with MEM.
6487 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
6488 comparing with GF_PREDICT_TAKEN.
6489 (gimple_get_lhs): Change code to enum gimple_code.
6490 (gimple_set_lhs): Likewise.
6491 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
6492 * omp-low.c (find_omp_clause): Change kind parameter to enum
6494 * tree-flow.h (find_omp_clause): Update declaration.
6495 * regrename.c (clear_dead_regs): Change kind parameter to enum
6497 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
6499 * see.c (see_get_extension_data): Change return type to enum
6500 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
6501 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
6502 (see_gen_normalized_extension): Change extension_code parameter to
6504 (see_seek_pre_extension_expr): Change extension_code to enum
6506 (see_merge_one_def_extension): Likewise.
6507 (see_handle_relevant_defs): Likewise.
6508 (see_handle_relevant_uses): Likewise.
6509 (see_analyze_one_def): Likewise.
6510 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
6511 GIMPLE_ASM rather than ASM_EXPR.
6512 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
6513 GIMPLE_RETURN rather than RETURN_EXPR.
6514 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
6515 (evaluate_stmt): Likewise.
6516 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
6517 to enum vect_relevant.
6518 (vect_mark_stmts_to_be_vectorized): Change assertion to not
6519 compare gimple codes with tree codes.
6521 2008-09-04 Paul Brook <paul@codesourcery.com>
6523 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
6525 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
6527 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
6528 pointer check lost in the recent no-unit-at-a-time patch.
6530 2008-09-04 Jan Hubicka <jh@suse.cz>
6533 * tree-switch-conversion.c (check_final_bb): Accept only IP
6536 2008-09-04 Jan Hubicka <jh@suse.cz>
6538 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
6540 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
6541 using_ranges argument.
6542 (vrp_evaluate_conditional): Avoid bogus warning for type range.
6543 (vrp_visit_cond_stmt): Update call of
6544 vrp_evaluate_conditional_warnv_with_ops
6546 2008-09-04 Jan Hubicka <jh@suse.cz>
6548 PR tree-optimization/37345
6549 PR tree-optimization/37358
6550 PR tree-optimization/37357
6551 * tree.c (build_function_type_skip_args): Build distinct type copy;
6553 (build_function_decl_skip_args): Set type of new decl not orig decl;
6554 clear DECL_VINDEX for methods turned into functions.
6556 2008-09-04 Nick Clifton <nickc@redhat.com>
6558 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
6559 * configure: Regenerate.
6560 * config.in: Regenerate.
6561 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
6562 alignment field, if it is supported.
6564 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
6566 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
6569 2008-09-03 David Edelsohn <edelsohn@gnu.org>
6571 * config/rs6000/rs6000.c (processor_target_table): Do not
6572 enable VMX for POWER6.
6574 2008-09-03 Anton Blanchard <anton@samba.org>
6576 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
6577 emit memory barrier before operation.
6579 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
6582 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
6583 default_elf_asm_output_external.
6585 2008-09-03 Jeff Law <law@redhat.com>
6587 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
6589 2008-09-03 Richard Henderson <rth@redhat.com>
6591 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
6592 memory barrier to below the test-and-set.
6593 (alpha_split_lock_test_and_set_12): Likewise.
6595 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6599 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
6602 * ira-color.c (print_loop_title): Use all_allocnos.
6603 (color_pass): Ditto. Don't add border_allocnos. Check that
6604 subloop allocno in the correspdoning bitmap all_allocnos.
6606 * ira-emit.c (change_loop): Use all_allocnos.
6608 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
6609 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
6610 (create_cap_allocno): Remove setting mentioned_allocnos.
6611 (create_insn_allocnos): Ditto.
6612 (remove_unnecessary_allocnos): Use all_allocnos.
6613 (check_allocno_creation): Check that allocnos are in the
6614 corresponding bitmap all_allocnos.
6616 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6620 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
6621 (process_regs_for_copy): Process subregs. Refine check when cost
6622 is taken into account in ira-costs.c.
6623 (process_reg_shuffles): Use REG_SUBREG_P.
6624 (add_insn_allocno_copies): Ditto. Ignore modes.
6626 * ira-color.c (conflict_allocno_vec): New.
6627 (COST_HOP_DIVISOR): New macro.
6628 (update_copy_costs_1): Use it.
6629 (update_conflict_hard_regno_costs): New function.
6630 (assign_hard_reg): Use it.
6631 (ira_color): Allocate and free conflict_allocno_vec.
6633 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
6637 * ira-int.h (ira_sort_insn_chain): Remove.
6639 * ira.c (basic_block_order_nums, chain_insn_order,
6640 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
6641 (ira): Don't call ira_sort_insn_chain.
6643 * reload1.c (reload): Don't call ira_sort_insn_chain.
6645 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6648 * cgraphunit.c (update_call_expr): Remove eh regions from statements
6649 which become non throw.
6650 (cgraph_function_versioning): Also clear DECL_WEAK. Call
6651 update_call_expr after updating the flags on the decl.
6653 2008-09-03 Jan Hubicka <jh@suse.cz>
6655 PR tree-optimization/37315
6656 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
6657 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
6658 (cgraph_analyze_functions): Use node->analyzed
6659 (cgraph_mark_functions_to_output): Likewise.
6660 (cgraph_expand_function): All functions can be released after
6662 (cgraph_optimize): Use gimple_has_body_p.
6663 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
6664 (cgraph_decide_inlining_incrementally): Likewise.
6665 (inline_transform): Inline transform.
6666 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
6668 (inlinable_function_p): Drop gimple_body check.
6669 (expand_call_inline): Use gimple_has_body_p.
6670 * gimple.c (gimple_has_body_p): New.
6671 * gimple.h (gimple_has_body_p): Add prototype.
6672 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
6673 (dump_function_to_file): Use gimple_has_body_p check.
6675 2008-09-03 Jakub Jelinek <jakub@redhat.com>
6678 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
6680 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
6682 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6684 From Michael Frysinger <michael.frysinger@analog.com>
6685 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
6686 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
6689 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
6692 * doc/extend.texi: Document picoChip builtin functions.
6693 * doc/invoke.texi: Document picoChip options.
6694 * doc/contrib.texi: Add picoChip contribution.
6695 * doc/md.texi: Document picoChip constraints.
6696 * config.gcc: Add picochip-*-*.
6697 * config/picochip/: Add new port.
6699 2008-09-03 Richard Guenther <rguenther@suse.de>
6701 PR tree-optimization/37328
6702 * tree-sra.c (sra_build_assignment): Gimplify properly.
6703 (generate_copy_inout): Take the correct stmt as definition,
6704 remove bogus assert.
6706 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
6708 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
6711 From Michael Frysinger <michael.frysinger@analog.com>
6712 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
6714 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
6716 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
6717 (__gthread_setspecific): Revert 2008-08-31 change to
6718 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
6720 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
6722 * diagnostic.c (error_at): New.
6723 * toplev.h (error_at): New prototype.
6724 * c-typeck.c (build_array_ref): Call error_at instead of error.
6725 Pass location to pedwarn.
6727 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
6729 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
6731 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6733 * dwarf2out.c (tree_add_const_value_attribute): Only handle
6734 VAR_DECL and CONST_DECL.
6736 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6737 Jakub Jelinek <jakub@redhat.com>
6739 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
6740 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
6741 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
6742 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
6743 Don't set ix86_save_varrargs_registers.
6744 (ix86_setup_incoming_varargs): Assume cum != NULL.
6745 (ix86_va_start): Check ix86_varargs_gpr_size and
6746 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
6747 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
6748 from frame pointer if ix86_varargs_gpr_size == 0.
6749 (ix86_compute_frame_layout): Updated.
6750 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
6751 (ix86_varargs_gpr_size): Define.
6752 (ix86_varargs_fpr_size): Likewise.
6753 (machine_function): Remove save_varrargs_registers.
6754 Add varargs_gpr_size and varargs_fpr_size.
6756 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6758 * config/alpha/alpha.c (va_list_skip_additions,
6759 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
6760 (alpha_gimplify_va_arg): Call unshare_expr on second use of
6763 PR tree-optimization/36766
6764 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
6765 for already removed basic blocks.
6768 * real.c (real_maxval): Clear a lower bit to make real_maxval
6769 match get_max_float for IBM long double format.
6771 2008-09-02 Andreas Schwab <schwab@suse.de>
6773 * configure.ac: Use m4_quote to quote the expansion of m4_do.
6774 * configure: Regenerate.
6776 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
6778 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
6779 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
6780 checking for a non-VOID CONSTANT_P.
6782 2008-09-02 Jan Hubicka <jh@suse.cz>
6784 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6785 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6788 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6790 * expr.c (emit_group_store): Don't assert stack temp mode size.
6792 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6793 Tobias Grosser <grosser@fim.uni-passau.de>
6794 Jan Sjodin <jan.sjodin@amd.com>
6795 Harsha Jagasia <harsha.jagasia@amd.com>
6796 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6797 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6798 Adrien Eliche <aeliche@isty.uvsq.fr>
6800 Merge from graphite branch.
6803 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6804 * doc/invoke.texi (-floop-block, -floop-interchange,
6805 -floop-strip-mine): Document new flags.
6806 * tree-into-ssa.c (gimple_vec): Moved...
6807 * tree-loop-distribution.c (rdg_component): Moved...
6808 * cfgloopmanip.c: Include tree-flow.h.
6809 (update_dominators_in_loop): New.
6810 (create_empty_if_region_on_edge): New.
6811 (create_empty_loop_on_edge): New.
6812 (loopify): Use update_dominators_in_loop.
6813 * tree-pass.h (pass_graphite_transforms): Declared.
6814 * configure: Regenerate.
6815 * tree-phinodes.c (make_phi_node): Export.
6816 (add_phi_node_to_bb): New, split from create_phi_node.
6817 * tree-chrec.c (for_each_scev_op): New.
6818 * tree-chrec.h (for_each_scev_op): Declared.
6819 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6820 (remove_statement): Call get_phi_with_result.
6821 * config.in (HAVE_cloog): Undef.
6822 * gdbinit.in (pgg): New.
6823 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6824 * tree-ssa-loop.c (graphite_transforms): New.
6825 (gate_graphite_transforms): New.
6826 (pass_graphite_transforms): New.
6827 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6828 HAVE_cloog): Defined.
6829 * tree-vectorizer.c (rename_variables_in_bb): Export.
6830 * tree-data-ref.c (dr_may_alias_p): Export.
6831 (stmt_simple_memref_p): New.
6832 (find_data_references_in_stmt): Export.
6833 (find_data_references_in_loop): Export.
6834 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6835 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6836 (create_rdg_vertices): Export.
6837 (build_empty_rdg): New.
6838 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6839 * tree-data-ref.h (rdg_component): ... here.
6841 (struct data_reference): Add a field scop.
6843 (find_data_references_in_loop): Declared.
6844 (find_data_references_in_stmt): Declared.
6845 (create_rdg_vertices): Declared.
6846 (dr_may_alias_p): Declared.
6847 (stmt_simple_memref_p): Declared.
6848 (struct rdg_edge): Add a field ddr_p relation.
6849 (build_empty_rdg): Declared.
6850 * lambda.h (lambda_matrix): Declare a VEC of.
6851 (find_induction_var_from_exit_cond): Declared.
6852 (lambda_vector_compare): New.
6853 * common.opt (fgraphite, floop-strip-mine,
6854 floop-interchange, floop-block): New flags.
6855 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6856 * cfgloop.c (is_loop_exit): New.
6857 * cfgloop.h (is_loop_exit): Declared.
6858 (create_empty_if_region_on_edge): Declared.
6859 (create_empty_loop_on_edge): Declared.
6860 * tree-flow.h (add_phi_node_to_bb): Declared.
6861 (make_phi_node): Declared.
6862 (rename_variables_in_bb): Declared.
6863 (perfect_loop_nest_depth): Declared.
6864 (graphite_transform_loops): Declared.
6865 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6866 (graphite.o-warn): Add -Wno-error.
6867 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6868 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6869 (INCLUDES): Add PPLINC, CLOOGINC.
6870 (OBJS-common): Add graphite.o.
6871 (graphite.o): Add rule.
6872 * gimple.h (gimple_vec): ... here.
6873 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6874 * passes.c (init_optimization_passes): Schedule
6875 pass_graphite_transforms.
6877 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6880 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6881 and -fno-toplevel-reorder after handle_options.
6883 2008-09-02 Paul Brook <paul@codesourcery.com>
6885 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6886 (arm_override_options): Set arm_tune_cortex_a9.
6887 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6888 (arm_issue_rate): Handle cortexa9.
6889 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6890 * config/arm/arm-cores.def: Add cortex-a9.
6891 * config/arm/arm-tune.md: Regenerate.
6892 * config/arm/arm.md: Include cortex-a9.md.
6893 (generic_sched, generic_vfp): Add cortexa9.
6894 * config/arm/cortex-a9.md: New file.
6896 2008-09-02 Richard Guenther <rguenther@suse.de>
6898 PR tree-optimization/37327
6899 * tree-vrp.c (register_new_assert_for): Make sure to not have
6900 TREE_OVERFLOW set on the bound.
6902 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6904 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6906 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6907 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6910 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6912 * gcc/config/spu/spu.md (divdf3): Removed.
6914 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6916 PR tree-optimization/37095
6917 * cgraph.c (cgraph_node): When creating new cgraph node after
6918 assembler_name_hash has been populated, record it in the hash
6921 2008-09-01 Paul Brook <paul@codesourcery.com>
6923 * doc/invoke.texi: Document -mword-relocations.
6924 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6925 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6926 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6927 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6928 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6929 (arm_emit_movpair): New function.
6930 (arm_print_operand <c>): Handle sybolic addresses.
6931 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6932 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6933 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6934 * config/arm/arm.opt: Add -mword-relocations.
6935 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6936 (arm_movt, arm_movw): New.
6938 2008-09-01 Paul Brook <paul@codesourcery.com>
6940 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6941 Allow Interworking on ARMv4 EABI based targets.
6942 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6943 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6945 2008-09-01 Paul Brook <paul@codesourcery.com>
6947 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6948 optimized LT0 test. Remove optimization for GT.
6950 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6952 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6953 openmp applications.
6954 * pa-hpux11.h (LIB_SPEC): Likewise.
6956 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6959 2008-09-01 Jan Hubicka <jh@suse.cz>
6961 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6962 present, use only counts; when guessed use only frequencies.
6963 (estimate_bb_frequencies): Use function_frequency.
6964 * profile.c (compute_branch_probabilities): Exit early when
6965 profile reading failed. Set profile_status.
6966 (branch_prob): Do not set profile_status.
6968 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6970 * tree.c (protected_set_expr_location): New.
6971 * tree.h (protected_set_expr_location): New prototype.
6972 * c-tree.h (build_array_ref): Add argument.
6973 (parser_build_unary_op): Same.
6974 * c-typeck.c (build_indirect_ref): Handle new location argument.
6975 (build_array_ref): Same.
6976 (parser_build_unary_op): Same.
6977 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6979 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6981 * c-common.c (finish_label_address_expr): Handle new location argument.
6982 * c-common.h (build_indirect_ref): Add argument.
6983 (finish_label_address_expr): Same.
6984 * c-parser.c (c_parser_unary_expression): Pass location to build
6986 (c_parser_postfix_expression): Same.
6988 2008-09-01 Paul Brook <paul@codesourcery.com>
6990 * config/arm/arm.md: Include cortex-r4f.md.
6991 (attr fpu): Update type list.
6992 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6993 fconstd, fcmps and fcmpd.
6994 (attr tune_cortexr4): Define.
6995 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6996 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6997 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6998 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6999 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
7000 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
7001 cortex_a8_vfp_farith: Ditto.
7002 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
7003 * config/arm/cortex-r4.md: Use tune_cortexr4.
7004 * config/arm/cortex-r4f.md: New file.
7006 2008-09-01 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/37305
7009 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
7010 the result of constant conversions.
7011 (fold_gimple_assign): Likewise.
7013 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7015 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
7016 #ifdef ENABLE_CHECKING.
7018 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
7020 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
7021 * sched-int.h (print_insn, print_pattern, print_value): Declare also
7022 when !INSN_SCHEDULING.
7024 2008-09-01 Andreas Schwab <schwab@suse.de>
7026 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
7028 2008-09-01 Paul Brook <paul@codesourcery.com>
7030 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
7032 2008-09-01 Jan Hubicka <jh@suse.cz>
7034 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
7036 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
7038 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
7039 * gimplify.c (gimplify_init_constructor): Add speed operand.
7040 * tree-sra.c (decide_block_copy): Likewise.
7041 * tree-inline.c (estimate_move_cost): Likewise.
7042 * config/alpha/alpha.h (MOVE_RATIO): Update.
7043 * config/frv/frv.c (MOVE_RATIO): Update.
7044 * config/spu/spu.h (MOVE_RATIO): Update.
7045 * config/sparc/sparc.h (MOVE_RATIO): Update.
7046 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
7047 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
7048 * config/cris/cris.h (MOVE_RATIO): Update.
7049 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
7050 * config/arm/arm.h (MOVE_RATIO): Update.
7051 * config/pa/pa.md: Update uses of MOVE_RATIO
7052 * config/pa/pa.h (MOVE_RATIO): Update.
7053 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
7054 CLEAR_RATIO, SET_RATIO): Update.
7055 * config/h8300/h8300.h (MOVE_RATIO): Update.
7056 * config/v850/v850.h (MOVE_RATIO): Update.
7057 * config/bfin/bfin.h (MOVE_RATIO): Update.
7059 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
7060 Dmitry Melnik <dm@ispras.ru>
7061 Dmitry Zhurikhin <zhur@ispras.ru>
7062 Alexander Monakov <amonakov@ispras.ru>
7063 Maxim Kuvyrkov <maxim@codesourcery.com>
7065 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
7066 sel-sched-dump.c, sel-sched-ir.c: New files.
7067 * Makefile.in (OBJS-common): Add selective scheduling object files.
7068 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
7069 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
7070 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
7071 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
7072 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
7073 (make_forwarder_block): Update loop latch if we have redirected
7074 the loop latch edge.
7075 * cfgloop.c (get_loop_body_in_custom_order): New function.
7076 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
7077 (CP_FALLTHRU_PREHEADERS): Likewise.
7078 (get_loop_body_in_custom_order): Declare.
7079 * cfgloopmanip.c (has_preds_from_loop): New.
7080 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
7081 Assert that the preheader edge will be fall thru when it is set.
7082 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
7083 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
7084 fsel-sched-substitution, fselective-scheduling): New flags.
7085 * cse.c (hash_rtx_cb): New.
7087 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
7088 sel_sched_insn_cnt): New counters.
7089 * final.c (compute_alignments): Export. Free dominance
7090 info after loop_optimizer_finalize.
7091 * genattr.c (main): Output maximal_insn_latency prototype.
7092 * genautomata.c (output_default_latencies): New.
7093 Factor its code from ...
7094 (output_internal_insn_latency_func): ... here.
7095 (output_internal_maximal_insn_latency_func): New.
7096 (output_maximal_insn_latency_func): New.
7097 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
7098 (struct hard_reg_set_iterator): New.
7099 (hard_reg_set_iter_init, hard_reg_set_iter_set,
7100 hard_reg_set_iter_next): New functions.
7101 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
7102 * lists.c (remove_free_INSN_LIST_node,
7103 remove_free_EXPR_LIST_node): New functions.
7104 * loop-init.c (loop_optimizer_init): When
7105 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
7106 calling create_preheaders.
7107 (loop_optimizer_finalize): Do not verify flow info after reload.
7108 * recog.c (validate_replace_rtx_1): New parameter simplify.
7109 Default it to true. Update all uses. Factor out simplifying
7111 (simplify_while_replacing): ... this new function.
7112 (validate_replace_rtx_part,
7113 validate_replace_rtx_part_nosimplify): New.
7114 * recog.h (validate_replace_rtx_part,
7115 validate_replace_rtx_part_nosimplify): Declare.
7116 * rtl.c (rtx_equal_p_cb): New.
7117 (rtx_equal_p): Use it.
7118 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
7119 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
7120 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
7121 * vecprim.h: Add a vector type for unsigned int.
7122 * haifa-sched.c: Include vecprim.h and cfgloop.h.
7123 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
7124 ready_try, cycle_issued_insns, spec_info): Make global.
7125 (readyp): Initialize.
7126 (dfa_lookahead): New global variable.
7127 (old_max_uid, old_last_basic_block): Remove.
7128 (h_i_d): Make it a vector.
7129 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
7131 (after_recovery, adding_bb_to_current_region_p):
7132 New variables to handle correct insertion of the recovery code.
7133 (struct ready_list): Move declaration to sched-int.h.
7134 (rgn_n_insns): Removed.
7135 (rtx_vec_t): Move to sched-int.h.
7136 (find_insn_reg_weight): Remove.
7137 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
7138 (haifa_init_h_i_d, haifa_finish_h_i_d):
7139 New functions to initialize / finalize haifa instruction data.
7140 (extend_h_i_d, init_h_i_d): Rewrite.
7141 (unlink_other_notes): Move logic to add_to_note_list. Handle
7142 selective scheduler.
7143 (ready_lastpos, ready_element, ready_sort, reemit_notes,
7144 find_fallthru_edge): Make global, remove static prototypes.
7145 (max_issue): Make global. Add privileged_n and state parameters. Use
7147 (extend_global, extend_all): Removed.
7148 (init_before_recovery): Add new param. Fix the handling of the case
7149 when we insert a recovery code before the EXIT which has a predecessor
7150 with a fallthrough edge to it.
7151 (create_recovery_block): Make global. Rename to
7152 sched_create_recovery_block. Update.
7153 (change_pattern): Rename to sched_change_pattern. Make global.
7154 (speculate_insn): Rename to sched_speculate_insn. Make global.
7155 Split haifa-specific functionality into ...
7156 (haifa_change_pattern): New static function.
7157 (sched_extend_bb): New static function.
7158 (sched_init_bbs): New function.
7159 (current_sched_info): Change type to struct haifa_sched_info.
7160 (insn_cost): Adjust for selective scheduling.
7161 (dep_cost_1): New function. Move logic from ...
7162 (dep_cost): ... here.
7163 (dep_cost): Use dep_cost_1.
7164 (contributes_to_priority_p): Use sched_deps_info instead of
7166 (priority): Adjust to work with selective scheduling. Process the
7167 corner case when all dependencies don't contribute to priority.
7168 (rank_for_schedule): Use ds_weak instead of dep_weak.
7169 (advance_state): New function. Move logic from ...
7170 (advance_one_cycle): ... here.
7171 (add_to_note_list, concat_note_lists): New functions.
7172 (rm_other_notes): Make static. Adjust for selective scheduling.
7173 (remove_notes, restore_other_notes): New functions.
7174 (move_insn): Add two arguments. Update assert. Don't call
7176 (choose_ready): Remove lookahead variable, use dfa_lookahead.
7177 Remove more_issue, max_points. Move the code to initialize
7178 max_lookahead_tries to max_issue.
7179 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
7180 ready. Adjust use of move_insn. Call restore_other_notes.
7182 (sched_init, sched_finish): Move Haifa-specific initialization/
7184 (haifa_sched_init, haifa_sched_finish): ... respectively.
7186 (setup_sched_dump): New function.
7187 (haifa_init_only_bb): New static function.
7188 (haifa_speculate_insn): New static function.
7189 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
7190 (extend_ready, extend_all): Remove.
7191 (sched_extend_ready_list, sched_finish_ready_list): New functions.
7192 (create_check_block_twin, add_to_speculative_block): Use
7193 haifa_insns_init instead of extend_global. Update to use new
7194 initialization functions. Change parameter. Factor out code from
7195 create_check_block_twin to ...
7196 (sched_create_recovery_edges) ... this new function.
7197 (add_block): Remove.
7198 (sched_scan_info): New.
7199 (extend_bb): Use sched_scan_info.
7200 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
7201 static functions for walking through scheduling region.
7202 (sched_luids): New vector variable to replace uid_to_luid.
7203 (luids_extend_insn): New function.
7204 (sched_max_luid): New variable.
7205 (luids_init_insn): New function.
7206 (sched_init_luids, sched_finish_luids): New functions.
7207 (insn_luid): New debug function.
7208 (sched_extend_target): New function.
7209 (haifa_init_insn): New static function.
7210 (sched_init_only_bb): New hook.
7211 (sched_split_block): New hook.
7212 (sched_split_block_1): New function.
7213 (sched_create_empty_bb): New hook.
7214 (sched_create_empty_bb_1): New function.
7215 (common_sched_info, ready): New global variables.
7216 (current_sched_info_var): Remove.
7217 (move_block_after_check): Use common_sched_info.
7218 (haifa_luid_for_non_insn): New static function.
7219 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
7220 (increase_insn_priority): New.
7221 * modulo-sched.c: (issue_rate): Remove static declaration.
7222 (sms_sched_info): Change type to haifa_sched_info.
7223 (sms_sched_deps_info, sms_common_sched_info): New variables.
7224 (setup_sched_infos): New.
7225 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
7226 Do not call regstat_free_calls_crossed.
7227 (sms_print_insn): Use const_rtx.
7228 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
7229 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
7230 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
7231 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
7232 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
7233 current_sched_info to use it.
7234 (enum reg_pending_barrier_mode): Move to sched-int.h.
7235 (h_d_i_d): New variable. Initialize to NULL.
7236 ({true, output, anti, spec, forward}_dependency_cache): Initialize
7238 (estimate_dep_weak): Remove static declaration.
7239 (sched_has_condition_p): New function. Adjust users of
7240 sched_get_condition to use it instead.
7241 (conditions_mutex_p): Add arguments indicating which conditions are
7243 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
7244 argument to indicate whether returned condition is reversed. Do not
7245 generate new rtx when condition should be reversed; indicate it by
7246 setting new argument instead.
7247 (add_dependence_list_and_free): Add deps parameter.
7248 Update all users. Do not free dependence list when
7249 deps context is readonly.
7250 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
7252 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
7253 (remove_from_deps): New. Use the above functions.
7254 (cur_insn, can_start_lhs_rhs_p): New static variables.
7255 (add_or_update_back_dep_1): Initialize present_dep_type.
7256 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
7257 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
7258 haifa_note_dep): New functions implementing dependence hooks for
7259 the Haifa scheduler.
7260 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
7261 note_dep): New functions.
7262 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
7264 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
7265 (free_deps): Initialize deps->reg_last.
7266 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
7267 sched_analyze_insn): Update to use dependency hooks infrastructure
7268 and readonly contexts.
7269 (deps_analyze_insn): New function. Move part of logic from ...
7270 (sched_analyze): ... here. Also move some logic to ...
7271 (deps_start_bb): ... here. New function.
7272 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
7274 (sched_deps_init): New function. Move code from ...
7275 (init_dependency_caches): ... here. Remove.
7276 (init_deps_data_vector): New.
7277 (sched_deps_finish): New function. Move code from ...
7278 (free_dependency_caches): ... here. Remove.
7279 (init_deps_global, finish_deps_global): Adjust for use with
7280 selective scheduling.
7281 (get_dep_weak): Move logic to ...
7282 (get_dep_weak_1): New function.
7283 (ds_merge): Move logic to ...
7284 (ds_merge_1): New static function.
7285 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
7286 (ds_get_max_dep_weak): New function.
7287 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
7288 (n_insns): Rename to rgn_n_insns.
7289 (debug_ebb_dependencies): New function.
7290 (init_ready_list): Use it.
7291 (begin_schedule_ready): Use sched_init_only_bb.
7292 (ebb_print_insn): Indicate when an insn starts a new cycle.
7293 (contributes_to_priority, compute_jump_reg_dependencies,
7294 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
7295 (add_block1): Remove to ebb_add_block.
7296 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
7297 (schedule_ebb): Initialize them. Use remove_notes instead of
7298 rm_other_notes. Use haifa_local_init/finish.
7299 (schedule_ebbs): Use haifa_sched_init/finish.
7300 * sched-int.h: Include vecprim.h, remove rtl.h.
7301 (struct ready_list): Delete declaration.
7302 (sched_verbose_param, enum sched_pass_id_t,
7303 bb_vec_t, insn_vec_t, rtx_vec_t): New.
7304 (struct sched_scan_info_def): New structure.
7305 (sched_scan_info, sched_scan, sched_init_bbs,
7306 sched_init_luids, sched_finish_luids, sched_extend_target,
7307 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
7308 (struct common_sched_info_def): New.
7309 (common_sched_info, haifa_common_sched_info,
7310 sched_emulate_haifa_p): Declare.
7312 (sched_luids): Declare.
7313 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
7314 (sched_max_luid, insn_luid): Declare.
7315 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
7316 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
7317 print_insn, print_pattern, print_value, haifa_classify_insn,
7318 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
7319 setup_sched_dump, sched_init, sched_finish,
7320 sel_insn_is_speculation_check): Export.
7321 (struct ready_list): Move from haifa-sched.c.
7322 (ready_try, ready, max_issue): Export.
7323 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
7324 sched_init_only_bb, sched_split_block, sched_split_block_1,
7325 sched_create_empty_bb, sched_create_empty_bb_1,
7326 sched_create_recovery_block, sched_create_recovery_edges): Export.
7327 (enum reg_pending_barrier_mode): Export.
7328 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
7330 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
7331 print_insn field. Move add_block and fix_recovery_cfg to
7332 common_sched_info_def. Move compute_jump_reg_dependencies,
7334 (struct sched_deps_info_def): ... this new structure.
7335 (sched_deps_info): Declare.
7336 (struct spec_info_def): Remove weakness_cutoff, add
7337 data_weakness_cutoff and control_weakness_cutoff.
7338 (spec_info): Declare.
7339 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
7341 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
7342 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
7343 (current_sched_info): Change type to struct haifa_sched_info.
7344 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
7345 (h_d_i_d): New variable.
7346 (HDID): New accessor macro.
7347 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
7348 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
7350 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
7351 (enum SCHED_FLAGS): Update for selective scheduler.
7352 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
7353 (init_dependency_caches, free_dependency_caches): Delete declarations.
7354 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
7355 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
7356 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
7357 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
7358 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
7360 (rm_other_notes): Delete declaration.
7361 (schedule_block): Remove one argument.
7362 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
7363 ready_element, ready_lastpos, sched_extend_ready_list,
7364 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
7365 concat_note_lists): Export.
7366 (struct region): Move from sched-rgn.h.
7367 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7368 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7369 BLOCK_TO_BB, CONTAINING_RGN): Export.
7370 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
7371 (current_nr_blocks, current_blocks, target_bb): Likewise.
7372 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
7373 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
7374 sched_rgn_local_init, extend_regions,
7375 rgn_make_new_region_out_of_new_block, compute_priorities,
7376 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
7377 extend_rgns, deps_join rgn_setup_common_sched_info,
7378 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
7379 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
7380 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
7381 increase_insn_priority): Likewise.
7382 * sched-rgn.c: Include sel-sched.h.
7383 (ref_counts): New static variable. Use it ...
7384 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
7385 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
7386 (sched_is_disabled_for_current_region_p): Delete static declaration.
7387 (struct region): Move to sched-int.h.
7388 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
7389 ebb_head): Define and initialize.
7390 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
7391 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
7392 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
7394 (find_single_block_region): Add new argument to indicate that EBB
7395 regions should be constructed.
7396 (debug_live): Delete declaration.
7397 (current_nr_blocks, current_blocks, target_bb):
7398 Remove static qualifiers.
7399 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
7401 (init_regions): Delete declaration.
7402 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
7403 rgn_estimate_number_of_insns): New.
7404 (too_large): Use estimate_number_of_insns.
7405 (haifa_find_rgns): New. Move the code from ...
7406 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
7407 (free_trg_info): New.
7408 (compute_trg_info): Allocate candidate tables here instead of ...
7409 (init_ready_list): ... here.
7410 (rgn_print_insn): Use const_rtx.
7411 (contributes_to_priority, extend_regions): Delete static declaration.
7412 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
7413 (add_block1): Rename to rgn_add_block.
7414 (debug_rgn_dependencies): Delete static qualifier.
7415 (new_ready): Use sched_deps_info. Simplify.
7416 (rgn_common_sched_info, rgn_const_sched_deps_info,
7417 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
7419 (region_sched_info): Rename to rgn_const_sched_info.
7420 (deps_join): New, extracted from ...
7421 (propagate_deps): ... here.
7422 (compute_block_dependences, debug_dependencies): Update for selective
7424 (free_rgn_deps, compute_priorities): New functions.
7425 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
7426 sched_rgn_compute_dependencies): New functions.
7427 (schedule_region): Use them.
7428 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
7429 rgn_setup_common_sched_info, rgn_setup_sched_infos):
7431 (schedule_insns): Call new functions that were split out.
7432 (rgn_make_new_region_out_of_new_block): New.
7433 (get_rgn_sched_max_insns_priority): New.
7434 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
7435 scheduling when appropriate.
7436 * sched-vis.c: Include insn-attr.h.
7437 (print_value, print_pattern): Make global.
7438 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
7439 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
7440 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
7441 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
7442 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
7443 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
7444 hooks. Initialize them to 0.
7445 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
7446 * target.h (struct gcc_target): Add them. Rename gen_check field to
7448 * flags.h (sel_sched_switch_set): Declare.
7449 * opts.c (sel_sched_switch_set): New variable.
7450 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
7451 pipelining is disabled from command line.
7452 (common_handle_option): Record whether selective scheduling is
7453 requested from command line.
7454 * doc/invoke.texi: Document new flags and parameters.
7455 * doc/tm.texi: Document new target hooks.
7456 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
7458 (dfa_state_size): Do not declare locally.
7459 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
7460 * config/rs6000/rs6000.c (rs6000_init_sched_context,
7461 rs6000_alloc_sched_context, rs6000_set_sched_context,
7462 rs6000_free_sched_context): New functions.
7463 (struct _rs6000_sched_context): New.
7464 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
7466 (rs6000_sched_finish): Do not run for selective scheduling.
7468 2008-08-31 Jan Hubicka <jh@suse.cz>
7470 * frv.c (frv_rtx_costs): Update forward declaration.
7471 * spu.c (spu_rtx_costs): Likewise.
7472 * pdp11.c: Include df.h
7473 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
7474 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
7475 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
7476 * iq2000.c (iq2000_address_cost): Add speed argument.
7477 (iq2000_rtx_costs): Likewise.
7478 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
7479 update call of mn10300_address_cost.
7480 * mcore.c: Include df.h
7481 (mcore_rtx_costs): Update prototype.
7482 * score3.c: Include df.h
7483 (score3_rtx_costs): Remove speed argument.
7484 * score7.c: Include df.h
7485 (score7_address_cost): Remove speed argument.
7486 * score-protos.h (score_address_cost): Update prototype.
7487 * score.c: Include df.h
7488 (score_rtx_costs): Update call of costs functions.
7489 * v850.c (v850_rtx_costs): Add bool argument.
7491 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
7493 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
7495 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7497 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
7498 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
7500 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7502 * mkmap-flat.awk: Add option pe_dll.
7503 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
7504 * config/i386/t-cygwin (SHLIB_LC): Add.
7505 * config/i386/t-mingw32 (SHLIB_LC): Add.
7506 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
7507 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
7508 (LINK_SPEC): Support libgcc_s.
7509 (LIBGCC_SPEC): Support libgcc_s.
7510 (LIBGCC_SONAME): New.
7512 2008-08-31 Jan Hubicka <jh@suse.cz>
7514 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
7515 mistakely had old version of patch.
7517 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
7518 (ipcp_estimate_growth): New.
7519 (ipcp_insert_stage): Use ipcp_estimate_growth.
7520 * profile.c (branch_prob): When reading failed, do not consider
7523 2008-08-31 Jan Hubicka <jh@suse.cz>
7525 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
7526 loop is optimized for speed.
7528 2008-08-31 Richard Guenther <rguenther@suse.de>
7531 * fold-const.c (fold_binary): Retain conversions in folding
7534 2008-08-31 Jan Hubicka <jh@suse.cz>
7536 * postreload-gcse.c (eliminate_partially_redundant_loads):
7537 Use optimize_bb_for_size_p.
7538 * predict.c (maybe_hot_frequency_p): Make inline.
7539 (maybe_hot_count_p): Break out from ...
7540 (maybe_hot_bb_p): ... this one.
7541 (maybe_hot_edge_p): Simplify.
7542 * basic-block.h (probably_cold_bb_p): Remove.
7544 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7547 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
7549 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
7550 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
7551 Also split V4SFmode.
7552 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
7555 2008-08-31 Jan Hubicka <jh@suse.cz>
7557 * predict.c (PROB_VERY_LIKELY): Make small enough so things
7559 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
7561 2008-08-31 Jakub Jelinek <jakub@redhat.com>
7564 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
7567 * dwarf2out.c (native_encode_initializer): Subtract min_index for
7568 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
7570 2008-08-31 Jan Hubicka <jh@suse.cz>
7572 * sparc.h (BRANCH_COST): Fix macro definition.
7573 * avr.c (avr_operand_rtx_cost): Add speed argument.
7574 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
7576 2008-08-31 Richard Guenther <rguenther@suse.de>
7578 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
7579 types instead of operands. Re-instantiate verifying of
7580 binary expression operands.
7582 2008-08-30 Jan Hubicka <jh@suse.cz>
7584 * fwprop.c (should_replace_address): Add speed attribute.
7585 (PR_OPTIMIZE_FOR_SPEED): New flag.
7586 (propagate_rtx_1): Use it.
7587 (propagate_rtx): Set it.
7588 (try_fwprop_subst): Update call of rtx_costs.
7589 (forward_propagate_and_simplify): LIkewise.
7590 * hooks.c (hook_int_rtx_bool_0): New
7591 (hook_bool_rtx_int_int_intp_false): Replace by ...
7592 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7593 * hooks.h (hook_int_rtx_bool_0): New
7594 (hook_bool_rtx_int_int_intp_false): Replace by ...
7595 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
7596 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
7597 (prepare_cmp_insn): UPdate call of rtx_cost.
7598 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
7599 (reload_cse_simplify_operands): Update call of rtx_cost.
7600 (reload_cse_move2add): call of rtx_cost.
7601 * target.h (struct gcc_target): Update rtx_costs and address_costs.
7602 * rtlanal.c (rtx_cost): Add speed argument.
7603 (address_cost): Add speed argument
7604 (default_address_cost): Likewise.
7605 (insn_rtx_cost): Likewise.
7606 * cfgloopanal.c (seq_cost): Add speed argument.
7607 (target_reg_cost, target_spill_cost): Turn to array.
7608 (init_set_costs): Update for speed.
7609 (estimate_reg_pressure_cost): Add speed argument.
7610 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
7611 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
7612 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
7613 (seq_cost): Add speed argument.
7614 (computation_cost): Add speed arugment.
7615 (add_cost, multiply_by_const, get_address_cost): add speed argument.
7616 (force_expr_to_var_cost): Update for profile info.
7617 (force_var_cost): Likewise.
7618 (split_address_cost): Likewise.
7619 (ptr_difference_cost): Likewise.
7620 (difference_cost): Likewise.
7621 (get_computation_cost_at): Likewise.
7622 (determine_iv_cost): Likewise.
7623 (ivopts_global_cost_for_size): Likewise.
7624 (rewrite_use_address): Likewise.
7625 (tree_ssa_iv_optimize_loop): Initialize speed field.
7626 * cse.c (optimize_this_for_speed_p): New static var.
7627 (notreg_cost): Update call of rtx_cost.
7628 (cse_extended_basic_block): set optimize_this_for_speed_p.
7629 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
7630 (noce_try_cmove_arith): Likewise.
7631 (noce_try_sign_mask): LIkewise.
7632 * expr.c (compress_float_constant): Update rtx_cost calls.
7633 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
7635 (addr_to_parts): Likewise.
7636 (create_mem_ref): Likewise.
7637 * dse.c (find_shift_sequence): Add speed argument.
7638 (replace_read): Update call.
7639 * calls.c (precompute_register_parameters): Update call of rtx_cost.
7640 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
7641 * neg_cost, shift_cost, shiftadd_cost,
7642 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
7643 mul_highpart_cost): Increase dimension.
7644 (init_expmed): Initialize for both size and speed.
7645 (expand_shift): Use profile.
7646 (synth_mult): Use profile.
7647 (choose_mult_variant): Use profile.
7648 (expand_mult): Use profile.
7649 (expand_mult_highpart_optab): Use profile.
7650 (expand_mult_highpart): Use profile.
7651 (expand_smod_pow2): Use profile.
7652 (expand_divmod): Use profile.
7653 * simplify-rtx.c (simplify_binary_operation_1): Update call of
7655 * loop-invariant.c (create_new_invariant): Use profile.
7656 (gain_for_invariant): Add speed parameter.
7657 (best_gain_for_invariant): Likewise.
7658 (find_invariants_to_move): Likewise.
7659 (move_single_loop_invariants): Set it.
7660 * target-def.h (TARGET_RTX_COSTS): Use hook.
7661 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
7662 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
7663 * output.h (default_address_cost): Update prototype.
7664 * combine.c (optimize_this_for_speed_p): New static var.
7665 (combine_validate_cost): Update call of rtx_cost.
7666 (combine_instructions): Set optimize_this_for_speed_p.
7667 (expand_compound_operation): Update call of rtx_cost.
7668 (make_extraction):Update call of rtx_cost.
7669 (force_to_mode):Update call of rtx_cost.
7670 (distribute_and_simplify_rtx):Update call of rtx_cost.
7671 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
7672 (estimate_reg_pressure_cost): Update prototype.
7673 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
7674 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
7676 * config/alpha/alpha.c (alpha_rtx_costs): Update.
7677 (alpha_rtx_costs): Update.
7678 * config/frv/frv.c (frv_rtx_costs): Update.
7679 * config/s390/s390.c (s390_rtx_costs): Update.
7680 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
7681 (m32c_rtx_costs): Update.
7682 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
7683 (spu_rtx_costs): Update.
7684 * config/sparc/sparc.c (sparc_rtx_costs): Update.
7685 * config/m32r/m32r.c (m32r_rtx_costs): Update.
7686 * config/i386/i386.c (:ix86_address_cost): Update.
7687 (ix86_rtx_costs): Update.
7688 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
7689 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
7690 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
7691 * config/crx/crx.c (crx_address_cost): Update.
7692 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
7693 * config/stormy16/stormy16.c
7694 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
7695 * config/m68hc11/m68hc11.c
7696 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
7697 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
7698 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
7700 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
7702 * config/ia64/ia64.c (ia64_rtx_costs): Update.
7703 * config/m68k/m68k.c (m68k_rtx_costs): Update.
7704 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
7705 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
7706 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
7707 (mcore_rtx_costs): update.
7708 * config/score/score3.c (score3_rtx_costs): Update.
7709 * config/score/score7.c (score7_rtx_costs): Update.
7710 * config/score/score3.h (score3_rtx_costs):Update.
7711 * config/score/score7.h (score7_rtx_costs): Update.
7712 * config/score/score.c (score_rtx_costs): Update.
7713 * config/arm/arm.c (arm_address_cost): Update.
7714 (arm_rtx_costs_1): Update.
7715 (arm_rtx_costs_1): Update.
7716 (arm_size_rtx_costs): Update.
7717 (arm_size_rtx_costs): Update.
7718 (arm_size_rtx_costs): Update.
7719 (arm_xscale_rtx_costs): Update.
7720 (arm_thumb_address_cost): Update.
7721 * config/pa/pa.c (hppa_address_cost): Update.
7722 * config/mips/mips.c (mips_rtx_costs): Update.
7723 * config/vax/vax.c (vax_address_cost): Update.
7724 * config/h8300/h8300.c (h8300_shift_costs): Update.
7725 (h8300_rtx_costs): Update.
7726 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
7727 (v850_rtx_costs): Update.
7728 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
7729 * config/bfin/bfin.c
7730 (bfin_address_cost): Update.
7731 (bfin_rtx_costs): Update.
7732 * stmt.c (lshift_cheap_p): Update.
7734 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7737 * expmed.c (extract_bit_field_1): Check the mode size to make
7738 sure the vector modes have the same size.
7740 2008-08-29 Michael Meissner <gnu@the-meissners.org>
7742 * dojump.c (top level): Include basic-block.h to declare
7743 optimize_insn_for_speed_p
7745 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
7747 * opts.h (CL_SAVE): New option class for marking options that are
7748 target specific options usable in the target attribute.
7749 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
7751 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
7752 can easily find the target specific options that are safe to use
7753 in the attribute or pragma.
7755 * attribs.c (decl_attributes): Change #pragma GCC option to
7756 #pragma GCC target, and attribute((option(...))) to
7757 attribute((target(...))).
7759 * doc/extend.texi (target attribute): Change from option
7760 attribute. Delete push/pop/reset.
7761 (#pragma GCC target): Change from #pragma GCC option. Delete
7763 (#pragma GCC push_options): Document new pragma.
7764 (#pragma GCC pop_options): Document new pragma.
7765 (#pragma GCC reset_options): Document new pragma.
7767 * targhooks.c (default_target_option_valid_attribute_p): Add
7768 warning about port not supporting target attributes.
7769 (default_target_option_pragma_parse): New function, warn about
7770 #pragma GCC target not being supported.
7772 * targhooks.h (default_target_option_pragma_parse): Add
7775 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
7776 TI_CURRENT_OPTION_PRAGMA.
7777 (current_target_pragma): Rename from current_option_pragma.
7779 * target.h: (struct target_option): Delete booleans for changing
7780 the optimization level on hot/cold functions. Change signature of
7781 pragma_parse hook to take a second tree.
7783 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7785 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7786 that the declaration is done at global scope.
7788 * langhooks.c (add_builtin_function_common): Move most of the code
7789 from add_builtin_function here, calling the hook passed in.
7790 (add_builtin_function): Call add_builtin_function_common with
7791 standard builtin hook.
7792 (add_builtin_function_ext_scope): New function to add builtins to
7795 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7797 (add_builtin_function_ext_scope): Add declaration.
7799 * c-pragma.c (handle_pragma_target): Rename from
7800 handle_pragma_option, #pragma GCC option is now #pragma GCC
7801 target. Move warning about port not supporting target options to
7802 default pragma parse hook. Remove push/pop/reset from this
7804 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7805 (option_stack): Delete static variable.
7806 (optimize_stack): Ditto.
7807 (optons_stack): New stack of saved target and optimization
7809 (handle_pragma_push_options): New function to handle pushing both
7810 target and optimization options.
7811 (handle_pragma_pop_options): New function to handle popping both
7812 target and optimization options.
7813 (handle_pragma_reset_options): New function to handle resetting
7814 both target and optimization options to their initial state.
7815 (init_pragma): Rename handle_pragma_option to
7816 handle_pragma_target. Add support for push_options, pop_options,
7817 and reset_options pragmas.
7819 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7820 default_target_option_pragma_parse.
7821 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7822 default_target_option_valid_attribute_p.
7823 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7824 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7825 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7826 optimization level on hot/cold functions.
7828 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7829 if the caller and callee have different optimization levels.
7831 * c-common.c (handle_target_attribute): Rename from
7832 handle_option_attribute, attribute((option(...))) is now
7833 attribute((target(...))). Move warning if the port does not
7834 support target attributes to the default hook.
7835 (handle_hot_attribute): Delete code to change the optimization
7836 level of hot functions.
7837 (handle_cold_attribute): Ditto.
7839 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7840 argument that is the binary tree options to use if there are no
7841 arguments. Call ix86_valid_target_attribute_tree instead of
7842 ix86_valid_option_attribute_tree.
7843 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7844 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7845 ix86_pragma_option_parse.
7847 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7848 Rename from ix86_valid_option_attribute_tree.
7850 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7851 new builtins when the ISA changes.
7852 (ix86_valid_target_attribute_tree): Rename from
7853 ix86_valid_option_attribute_tree. Change callers. If the
7854 function specified optimization options, use those as the starting
7855 point before setting up the target attributes. If the
7856 optimization options were changed in the course of setting the
7857 target attributes, record the new optimization options.
7858 (ix86_valid_target_attribute_tree_inner_p): Rename from
7859 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7860 ix86_add_new_builtins if the ISA changed.
7861 (ix86_valid_target_attribute_p): Rename from
7862 ix86_valid_option_attribute_p. Change callers.
7863 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7864 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7865 as delayed builtin functions.
7866 (struct builtin_isa): New structure to record builtin functions
7867 that should be delayed until the ISA for that function is used.
7868 (ix86_builtins_isa): Change from int to struct to track builtin
7869 functions we want to declare at some point.
7870 (def_builtin): If the front end can delay defining the builtin
7871 functions, don't create builtins for ISAs not part of the default
7873 (def_builtin_const): Ditto.
7874 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7875 __builtin_ia32_pcmov_v2di to be different builtin functions.
7876 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7877 a structure instead of an int.
7878 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7879 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7880 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7881 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7883 * config/ia64/ia64.h
7884 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7885 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7887 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7888 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7889 (LANG_HOOKS_INITIALIZER): Add
7890 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7892 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7895 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7896 the reload address with the index register for SFmode
7897 access with a displacement.
7899 2008-08-30 Jan Hubicka <jh@suse.cz>
7901 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7902 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7903 * dojump.c (do_jump): Likewise.
7904 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7905 (note-if_info): Add BRANCH_COST.
7906 (noce_try_store_flag_constants, noce_try_addcc,
7907 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7908 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7909 find_if_case_2): Use computed branch cost.
7910 * expr.h (BRANCH_COST): Update default.
7911 * predict.c (predictable_edge_p): New function.
7912 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7913 Update BRANCH_COST call.
7914 * basic-block.h (predictable_edge_p): Declare.
7915 * config/alpha/alpha.h (BRANCH_COST): Update.
7916 * config/frv/frv.h (BRANCH_COST): Update.
7917 * config/s390/s390.h (BRANCH_COST): Update.
7918 * config/spu/spu.h (BRANCH_COST): Update.
7919 * config/sparc/sparc.h (BRANCH_COST): Update.
7920 * config/m32r/m32r.h (BRANCH_COST): Update.
7921 * config/i386/i386.h (BRANCH_COST): Update.
7922 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7924 * config/sh/sh.h (BRANCH_COST): Update.
7925 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7926 * config/avr/avr.h (BRANCH_COST): Update.
7927 * config/crx/crx.h (BRANCH_COST): Update.
7928 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7929 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7930 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7931 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7932 * config/ia64/ia64.h (BRANCH_COST): Update.
7933 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7934 * config/arc/arc.h (BRANCH_COST): Update.
7935 * config/score/score.h (BRANCH_COST): Update.
7936 * config/arm/arm.h (BRANCH_COST): Update.
7937 * config/pa/pa.h (BRANCH_COST): Update.
7938 * config/mips/mips.h (BRANCH_COST): Update.
7939 * config/vax/vax.h (BRANCH_COST): Update.
7940 * config/h8300/h8300.h (BRANCH_COST): Update.
7941 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7942 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7943 * doc/tm.texi (BRANCH_COST): Update.
7945 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7948 * config/arm/arm.c (arm_optimization_options): Set
7949 flag_section_anchors to 2 instead of 1 to distinguish it from
7950 -fsection-anchors given explicitely on the command line.
7952 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7954 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7955 final insn of a split.
7957 2008-08-30 Jan Hubicka <jh@suse.cz>
7959 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7960 optimized for speed.
7961 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7962 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7963 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7964 flag_gcse_after_reload_set): New static vars.
7965 (common_handle_option): Enable those flags for profile-use.
7966 (decode_options): Remove optimize_size flags that are handled
7967 on higher granuality.
7968 * tree-vectorizer.c (vectorize_loops): Use
7969 optimize_loop_nest_for_speed_p.
7970 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7971 * tree-predcom.c (tree_predictive_commoning): Use
7972 optimize_loop_for_speed_p.
7973 * varasm.c (assemble_start_function): Use
7974 optimize_function_for_speed_p.
7975 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7976 * predict.c (optimize_loop_for_speed_p): Fix walk.
7978 2008-08-30 Jan Hubicka <jh@suse.cz>
7980 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7982 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7983 profile presence locally.
7985 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7988 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7989 versions before 4.0.
7991 2008-08-29 Jan Hubicka <jh@suse.cz>
7993 * tree-inline.c (insert_init_stmt): Insert sequence even when
7996 2008-08-29 Jeff Law <law@redhat.com>
7998 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7999 reloads for AM33-2 if IN is a pseudo with an equivalent memory
8000 location and class is an FP register.
8002 2008-08-29 Jan Hubicka <jh@suse.cz>
8004 * see.c (see_merge_one_def_extension): Silence used uninitialized
8006 * matrix-reorg.c (check_allocation_function): Likewise.
8007 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
8009 2008-08-29 Jakub Jelinek <jakub@redhat.com>
8012 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
8013 compute new & and | in type rather than TREE_TYPE (arg0).
8015 * dwarf2out.c (fortran_common): Update comment.
8016 (gen_variable_die): Swap com_die and var_die variables in Fortran
8017 COMMON block handling code.
8019 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
8021 * dwarf2out.c (gen_const_die): New function.
8022 (size_of_die, value_format, output_die): Output larger
8023 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
8024 (native_encode_initializer): New function.
8025 (tree_add_const_value_attribute): Call it.
8026 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
8028 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
8029 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
8030 TREE_THIS_VOLATILE to add_type_attribute.
8032 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
8034 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
8037 * dwarf2out.c (loc_by_reference): New function.
8038 (add_location_or_const_value_attribute): Use it.
8041 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
8042 as DW_TAG_variable children of DW_TAG_common_block rather than
8043 DW_TAG_member children. Put DW_AT_external to individual
8044 DW_TAG_variable DIEs, not to DW_TAG_common_block.
8046 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
8047 loc_descriptor_from_tree_1.
8051 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
8052 arguments to imported_module_or_decl.
8053 (debug_nothing_tree_tree): Removed.
8054 (debug_nothing_tree_tree_tree_bool): New prototype.
8055 * debug.c (do_nothing_debug_hooks): Adjust.
8056 (debug_nothing_tree_tree): Removed.
8057 (debug_nothing_tree_tree_tree_bool): New function.
8058 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
8059 (gen_variable_die): Put all common vars for the
8060 same COMMON block under one DW_TAG_common_block.
8061 (declare_in_namespace): Return new context_die, for Fortran
8062 return the module DIE instead of adding extra declarations into
8064 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
8065 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
8066 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
8068 (dwarf2out_global_decl): Don't skip Fortran global vars.
8069 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
8070 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
8071 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
8072 DW_TAG_imported_declaration as child of previous
8073 DW_TAG_imported_module.
8074 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
8075 * sdbout.c (sdb_debug_hooks): Likewise.
8076 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
8078 2008-08-29 Jan Hubicka <jh@suse.cz>
8080 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
8082 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
8083 * ipa-cp.c (n_cloning_candidates): New static variable.
8084 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
8085 (ipcp_print_all_lattices): Improve debug output.
8086 (ipcp_cloning_candidate_p): New function.
8087 (ipcp_initialize_node_lattices): Use it.
8088 (ipcp_init_stage): Do only analyzis here; prettier debug output.
8089 (ipcp_propagate_stage): Prettier debug output.
8090 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
8091 (ipcp_print_all_structures): Remove.
8092 (ipcp_need_redirect_p): Test !n_cloning_candidates.
8093 (ipcp_insert_stage): Prettier debug output; call
8094 cgraph_remove_unreachable_nodes before propagating.
8095 (pass_ipa_cp): Schedule function removal pass.
8096 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
8098 (cgraph_maybe_hot_edge_p): Move to ...
8099 * predict.c (cgraph_maybe_hot_edge_p) ... here.
8100 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
8101 (common_handle_option): Set them; enable ipa-cp when profiling.
8102 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
8103 (ipa_print_all_jump_functions): Likewise.
8104 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
8105 (ipa_print_node_params, ipa_print_all_params): New.
8106 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
8107 ipa_print_all_param_flags): Remove.
8108 (ipa_print_node_params, ipa_print_all_params): New.
8110 2008-08-29 Bob Wilson <bob.wilson@acm.org>
8112 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
8113 change from 2008-04-03.
8114 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
8116 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8119 * ira-color.c (push_allocnos_to_stack): Truncate
8120 removed_splay_allocno_vec.
8122 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
8125 * ira-color (ira_fast_allocation): Don't assign hard registers to
8128 2008-08-29 Jan Hubicka <jh@suse.cz>
8131 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
8132 for cold internal loops.
8134 2008-08-29 Richard Guenther <rguenther@suse.de>
8136 * tree-ssa-structalias.c (create_variable_info_for): Do not
8137 create fields for heap vars or vars with a noalias state.
8138 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
8141 2008-08-29 Richard Guenther <rguenther@suse.de>
8143 * common.opt (ftree-store-ccp): Mark as preserved for
8144 backward compatibility.
8145 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
8146 * tree-pass.h (pass_store_ccp): Remove.
8147 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
8148 (first_vdef): Remove declaration.
8149 (get_value_loaded_by): Likewise.
8150 * tree-ssa-ccp.c (do_store_ccp): Remove.
8151 (get_default_value): Simplify as do_store_ccp is always false
8152 now. Do not initialize mem_ref.
8153 (set_value_varying): Likewise.
8154 (canonicalize_float_value): Likewise.
8155 (set_lattice_value): Likewise.
8156 (likely_value): Likewise.
8157 (surely_varying_stmt_p): Likewise.
8158 (ccp_initialize): Likewise.
8159 (ccp_lattice_meet): Likewise.
8160 (ccp_visit_phi_node): Likewise.
8161 (ccp_fold): Likewise.
8162 (evaluate_stmt): Likewise.
8163 (visit_assignment): Likewise.
8164 (ccp_visit_stmt): Likewise.
8165 (execute_ssa_ccp): Fold into ...
8166 (do_ssa_ccp): ... this.
8167 (do_ssa_store_ccp): Remove.
8168 (gate_store_ccp): Likewise.
8169 (pass_store_ccp): Likewise.
8170 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
8172 * tree-ssa-propagate.c (first_vdef): Remove.
8173 (get_value_loaded_by): Likewise.
8174 (replace_vuses_in): Likewise.
8175 (substitute_and_fold): Do not call replace_vuses_in.
8176 * opts.c (decode_options): Do not set flag_tree_store_ccp.
8178 2008-08-29 Richard Guenther <rguenther@suse.de>
8181 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
8182 PARAM_NOALIAS tags with is_heapvar.
8183 * tree-ssa-operands.c (access_can_touch_variable): Offset
8184 based tests do not apply for heapvars. Fix offset test.
8186 2008-08-29 Jan Hubicka <jh@suse.cz>
8188 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
8189 (-fipa-cp-clone): Enabled by default at -O3.
8190 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
8191 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
8193 2008-08-29 Jan Hubicka <jh@suse.cz>
8195 * tree.c (build_function_type_skip_args,
8196 build_function_decl_skip_args): New functions.
8197 * tree.h (build_function_type_skip_args,
8198 build_function_decl_skip_args): Declare.
8199 * gimple.c (giple_copy_call_skip_args): New function.
8200 (giple_copy_call_skip_args): Declare.
8202 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
8203 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
8204 (ipcp_node_modifiable_p): ... this one; use
8205 tree_versionable_function_p.
8206 (ipcp_create_replace_map): Improve debug output.
8207 (ipcp_need_redirect_p): Return false when not clonning.
8208 (ipcp_update_callgraph): Skip args.
8209 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
8211 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
8212 (save_inline_function_body): Update call of tree_function_versioning.
8213 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
8214 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
8216 (tree_function_versioning): Likewise.
8217 * tree-inline.h (tree_function_versioning): Update prototype.
8219 2008-08-29 Jan Hubicka <jh@suse.cz>
8221 * loop-unswitch.c (unswitch_single_loop): Use
8222 optimize_loop_for_speed_p.
8223 * tree-ssa-threadupdate.c (mark_threaded_blocks):
8224 Use optimize_function_for_size_p.
8225 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
8226 * postreload-gcse.c (eliminate_partially_redundant_load):
8227 Use optimize_bb_for_size_p.
8228 * value-prof.c (gimple_divmod_fixed_value_transform,
8229 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
8230 gimple_stringops_transform): Use optimize_bb_for_size_p.
8231 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
8232 * final.c (compute_alignments): Use optimize_function_for_size_p.
8233 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
8234 (fold_builtin_strcpy, fold_builtin_fputs): Use
8235 optimize_function_for_size_p.
8236 * fold-const.c (tree_swap_operands_p): Use
8237 optimize_function_for_size_p.
8238 * recog.c (relax_delay_slots): Likewise.
8239 * tree-ssa-math-opts.c (replace_reciprocal):
8240 Use optimize_bb_for_speed_p.
8241 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
8242 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
8243 optimize_function_for_size_p.
8244 (cgraph_decide_inlining_of_small_function): Use
8245 optimize_function_for_size_p.
8246 * global.c (find_reg): Use optimize_function_for_size_p.
8247 * opts.c (decode_options): Do not clear flag_tree_ch,
8248 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
8249 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
8250 work it out from profile.
8251 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
8252 optimize_loop_for_speed_p.
8253 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8255 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
8256 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
8257 * tree-eh.c (decide_copy_try_finally): Use
8258 optimize_function_for_size_p.
8259 * local-alloc.c (block_alloc): Pass BB pointer.
8260 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
8261 * gcse.c (gcse_main): Use optimize_function_for_size_p.
8262 * loop-unroll.c (decide_unrolling_and_peeling):
8263 Use optimize_loop_for_size_p.
8264 (decide_peel_completely): Likewise.
8265 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
8266 optimize_loop_for_size_p.
8267 (vect_enhance_data_refs_alignment): Likewise.
8268 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
8269 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
8271 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
8272 (try_crossjump_bb): Use optimize_bb_for_size_p.
8273 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
8274 optimize_loop_for_speed_p.
8275 * bb-reorder.c (find_traces_1_round): Likewise.
8276 (copy_bb): Use optimize_bb_for_speed_p.
8277 (duplicate_computed_gotos): Likewise.
8278 * basic-block.h (optimize_loop_nest_for_size_p,
8279 optimize_loop_nest_for_speed_p): New.
8280 * stmt.c (expand_case): Use optimize_insn_for_size_p.
8282 2008-08-29 Tristan Gingold <gingold@adacore.com>
8284 * gcov.c (main): Call expandargv.
8286 2008-08-29 Jan Hubicka <jh@suse.cz>
8288 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
8290 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8292 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
8293 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
8295 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
8297 2008-08-29 Jan Hubicka <jh@suse.cz>
8299 * tree-pass.h (pass_strip_predict_hints): Declare.
8300 * predict.c (strip_builtin_expect): Rename to ...
8301 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
8302 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
8303 (tree_estimate_probability): Do not strip builtin_expect.
8304 (pass_strip_predict_hints): New pass.
8305 * tree-inline.c (expand_call_inline): When inlining cold function,
8306 predict it as unlikely.
8307 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
8309 2008-08-29 Richard Guenther <rguenther@suse.de>
8311 PR tree-optimization/37207
8312 * tree-vrp.c (extract_range_from_binary_expr): Also try
8313 to constant fold if only one of the operands is a constant.
8315 2008-08-29 Nick Clifton <nickc@redhat.com>
8317 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
8318 the same way as SYMBOL_REFs.
8320 2008-08-28 Bob Wilson <bob.wilson@acm.org>
8322 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
8324 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8326 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
8327 * config/mips/mips.md (branch_likely): Remove const. Fix
8329 (define_delay for type "branch"): Change to only apply for branch
8330 with likely variant.
8331 (define_delay for type "branch" and "branch_likely" no). New delay
8333 (equality_op): New code iterator.
8334 (bbv, bbinv): New code attributes.
8335 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
8338 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8339 Andrew Pinski <pinskia@gcc.gnu.org>
8342 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
8344 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
8346 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
8347 rule that a symbolic constant must be defined and >= 0 for the
8348 corresponding facility to be present at compile-time.
8349 * gthr-posix.c: Likewise.
8351 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
8353 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
8354 * config/mips/mips.md (D): New mode attribute.
8355 (mulsi3, muldi3): Merge it into ...
8356 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
8357 (muldi3_mul3): New pattern.
8358 (mulsi3_mult3): Rename to mulsi3_mul3.
8360 2008-08-28 Jan Hubicka <jh@suse.cz>
8362 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
8364 * predict.c (always_optimize_for_size_p): Rename to ...
8365 (optimize_function_for_size): ... this one; make extern.
8366 (optimize_function_for_speed_p): New.
8367 (optimize_bb_for_size_p, optimize_bb_for_size_p,
8368 optimize_edge_for_size_p,optimize_edge_for_size_p,
8369 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
8370 * basic-block.h (optimize_function_for_size_p,
8371 optimize_function_for_speed_p): Declare.
8372 * i386.md (optimize_size checks): Replace them by appropriate
8374 (standard_80387_constant_p, ix86_compute_frame_layout,
8375 ix86_expand_epilogue, ix86_decompose_address,
8376 print_operand, emit_i387_cw_initialization,
8377 inline_memory_move_cost, ix86_pad_returns,
8378 ix86_reorg): Replace optimize_size checks.
8380 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
8382 * rtl.h (simplify_subreg_regno): Declare.
8383 * rtlanal.c (simplify_subreg_regno): New function, split out from...
8384 * simplify-rtx.c (simplify_subreg): ...here.
8385 * reload.c (find_reloads): Use simplify_subreg_regno instead of
8386 subreg_offset_representable_p.
8388 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8391 * c-typeck.c (convert_for_assignment): Give a note describing what
8392 was passed and what was expected.
8394 2008-08-28 Joey Ye <joey.ye@intel.com>
8396 * doc/extend.texi: Document AVX built-in functions.
8397 * doc/invoke.texi: Document -mavx.
8399 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
8400 Joey Ye <joey.ye@intel.com>
8401 Xuepeng Guo <xuepeng.guo@intel.com>
8403 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
8405 * config/i386/cpuid.h (bit_FMA): New.
8406 (bit_XSAVE): Likewise.
8407 (bit_OSXSAVE): Likewise.
8408 (bit_AVX): Likewise.
8410 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
8411 define. Use ASM_OUTPUT_AVX_PREFIX.
8413 * config/i386/gmmintrin.h: New.
8415 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
8416 (OPTION_MASK_ISA_AVX_SET): New.
8417 (OPTION_MASK_ISA_FMA_SET): Likewise.
8418 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
8419 (OPTION_MASK_ISA_FMA_SET): Likewise.
8420 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
8421 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
8422 (pta_flags): Add PTA_AVX and PTA_FMA.
8423 (override_options): Handle PTA_AVX and PTA_FMA.
8424 (init_cumulative_args): Handle warn_avx.
8425 (classify_argument): Return 0 for COImode and OImode. Return
8426 1 and X86_64_AVX_CLASS for 256bit vector types.
8427 (examine_argument): Handle X86_64_AVX_CLASS.
8428 (construct_container): Likewise.
8429 (function_arg_advance_32): Pass OImode and 256bit vector types
8431 (function_arg_advance_64): Take a new argument to indicate if a
8432 parameter is named. Handle 256bit vector types. Return
8433 immediately for unnamed 256bit vector mode parameters.
8434 (function_arg_advance): Updated.
8435 (function_arg_32): Add comments for TImode. Handle OImode
8436 and 256bit vector types.
8437 (function_arg_64): Take a new argument to indicate if a
8438 parameter is named. Handle 256bit vector types. Return NULL
8439 for unnamed 256bit vector mode parameters.
8440 (function_arg): Updated.
8441 (setup_incoming_varargs_64): Support
8442 AVX encoding for *sse_prologue_save_insn.
8443 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
8444 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
8445 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
8446 enabled, otherwise return -3.
8447 (standard_sse_constant_opcode): Handle AVX and 256bit vector
8449 (print_reg): Support AVX registers. Handle 'x' and 't'.
8450 Handle 'd' to duplicate the operand.
8451 (print_operand): Likewise. Also support AVX vector compare
8453 (output_387_binary_op): Support AVX.
8454 (output_fp_compare): Likewise.
8455 (ix86_expand_vector_move_misalign): Likewise.
8456 (ix86_attr_length_vex_default): New.
8457 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8458 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8459 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8460 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8461 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
8462 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8463 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
8464 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
8465 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
8466 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
8467 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
8468 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
8469 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
8470 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
8471 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8472 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
8473 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
8474 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8475 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
8476 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
8477 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8478 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8479 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8480 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
8481 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
8482 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
8483 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
8484 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8485 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
8486 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
8487 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
8488 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
8489 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
8490 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8491 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8492 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8493 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
8494 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
8495 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
8496 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
8497 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
8498 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
8499 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
8500 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
8501 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
8502 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
8503 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8504 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8505 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8506 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8507 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8508 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8509 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8510 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8511 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8512 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8513 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8514 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8515 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8516 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8517 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8518 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8519 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8520 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
8521 and IX86_BUILTIN_MOVMSKPS256,
8522 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
8523 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
8524 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
8525 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
8526 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
8527 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
8528 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
8529 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
8530 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
8531 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
8532 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
8533 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
8534 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
8535 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
8536 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
8537 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
8538 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
8539 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
8540 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
8541 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
8542 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
8543 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
8544 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
8545 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
8546 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
8547 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
8548 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
8549 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
8550 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
8551 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
8552 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
8553 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
8554 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
8555 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
8556 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
8557 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
8558 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
8559 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
8560 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
8561 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
8562 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
8563 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
8564 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
8565 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
8566 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
8567 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
8568 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
8569 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
8570 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
8571 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
8572 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
8573 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
8574 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
8575 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
8576 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
8577 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
8578 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
8579 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
8581 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
8582 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
8583 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
8584 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
8585 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
8586 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
8587 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
8588 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
8589 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
8590 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8591 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
8592 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
8593 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
8594 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
8595 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
8596 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
8597 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
8598 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
8599 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
8600 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
8601 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
8602 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
8603 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
8604 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
8605 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
8606 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
8607 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
8608 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
8609 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
8610 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
8611 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
8612 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
8613 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
8614 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
8615 IX86_BUILTIN_MOVMSKPS256.
8616 (ix86_init_mmx_sse_builtins): Support AVX builtins.
8617 (ix86_expand_args_builtin): Likewise.
8618 (ix86_expand_special_args_builtin): Likewise.
8619 (ix86_hard_regno_mode_ok): Handle AVX modes.
8620 (ix86_expand_vector_init_duplicate): Likewise.
8621 (ix86_expand_vector_init_one_nonzero): Likewise.
8622 (ix86_expand_vector_init_one_var): Likewise.
8623 (ix86_expand_vector_init_concat): Likewise.
8624 (ix86_expand_vector_init_general): Likewise.
8625 (ix86_expand_vector_set): Likewise.
8626 (ix86_vector_mode_supported_p): Likewise.
8627 (x86_extended_reg_mentioned_p): Check INSN_P before using
8630 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
8631 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
8633 * config/i386/i386.h (TARGET_AVX): New.
8634 (TARGET_FMA): Likewise.
8635 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
8636 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
8637 (VALID_AVX256_REG_MODE): New.
8638 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8639 (AVX_FLOAT_MODE_P): Likewise.
8640 (AVX128_VEC_FLOAT_MODE_P): Likewise.
8641 (AVX256_VEC_FLOAT_MODE_P): Likewise.
8642 (AVX_VEC_FLOAT_MODE_P): Likewise.
8643 (ASM_OUTPUT_AVX_PREFIX): Likewise.
8644 (ASM_OUTPUT_OPCODE): Likewise.
8645 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
8647 (SSE_REG_MODE_P): Allow 256bit vector modes.
8648 (ix86_args): Add a warn_avx field.
8650 * config/i386/i386.md (UNSPEC_PCMP): New.
8651 (UNSPEC_VPERMIL): Likewise.
8652 (UNSPEC_VPERMIL2): Likewise.
8653 (UNSPEC_VPERMIL2F128): Likewise.
8654 (UNSPEC_MASKLOAD): Likewise.
8655 (UNSPEC_MASKSTORE): Likewise.
8656 (UNSPEC_CAST): Likewise.
8657 (UNSPEC_VTESTP): Likewise.
8658 (UNSPECV_VZEROALL): Likewise.
8659 (UNSPECV_VZEROUPPER): Likewise.
8660 (XMM0_REG): Likewise.
8661 (XMM1_REG): Likewise.
8662 (XMM2_REG): Likewise.
8663 (XMM3_REG): Likewise.
8664 (XMM4_REG): Likewise.
8665 (XMM5_REG): Likewise.
8666 (XMM6_REG): Likewise.
8667 (XMM8_REG): Likewise.
8668 (XMM9_REG): Likewise.
8669 (XMM10_REG): Likewise.
8670 (XMM11_REG): Likewise.
8671 (XMM12_REG): Likewise.
8672 (XMM13_REG): Likewise.
8673 (XMM14_REG): Likewise.
8674 (XMM15_REG): Likewise.
8676 (prefix_vex_imm8): Likewise.
8677 (prefix_vex_w): Likewise.
8678 (length_vex): Likewise.
8681 (*avx_ashlti3): Likewise.
8682 (*avx_lshrti3): Likewise.
8683 (*avx_setcc<mode>): Likewise.
8684 (*fop_<mode>_comm_mixed_avx): Likewise.
8685 (*fop_<mode>_comm_avx): Likewise.
8686 (*fop_<mode>_1_mixed_avx): Likewise.
8687 (*fop_<mode>_1_avx): Likewise.
8688 (*avx_<code><mode>3): Likewise.
8689 (*avx_ieee_smin<mode>3): Likewise.
8690 (*avx_ieee_smax<mode>3): Likewise.
8691 (mode): Add OI, V8SF and V4DF.
8692 (length): Support VEX prefix.
8693 (*cmpfp_i_mixed): Set prefix attribute.
8694 (*cmpfp_i_sse): Likewise.
8695 (*cmpfp_iu_mixed): Likewise.
8696 (*cmpfp_iu_sse): Likewise.
8697 (*movsi_1): Support AVX.
8698 (*movdi_2): Likewise.
8699 (*movdi_1_rex64): Likewise.
8700 (*movti_internal): Likewise.
8701 (*movti_rex64): Likewise.
8702 (*movsf_1): Likewise.
8703 (*movdf_nointeger): Likewise.
8704 (*movdf_integer_rex64): Likewise.
8705 (*movtf_internal): Likewise.
8706 (zero_extendsidi2_32): Likewise.
8707 (zero_extendsidi2_rex64): Likewise.
8708 (*extendsfdf2_mixed): Likewise.
8709 (*extendsfdf2_sse): Likewise.
8710 (*truncdfsf_fast_mixed): Likewise.
8711 (*truncdfsf_fast_sse): Likewise.
8712 (*truncdfsf_mixed): Likewise.
8713 (fix_trunc<mode>di_sse): Likewise.
8714 (fix_trunc<mode>si_sse): Likewise.
8715 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
8716 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
8717 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
8718 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
8719 (*rcpsf2_sse): Likewise.
8720 (*rsqrtsf2_sse): Likewise.
8721 (*sqrt<mode>2_sse): Likewise.
8722 (sse4_1_round<mode>2): Likewise.
8723 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
8724 Support AVX. Set length attribute properly for AVX.
8726 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
8727 (VECTOR_MODES (FLOAT, 32)): Likewise.
8728 (VECTOR_MODE (INT, DI, 8)): Likewise.
8729 (VECTOR_MODE (INT, HI, 32)): Likewise.
8730 (VECTOR_MODE (INT, QI, 64)): Likewise.
8731 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
8732 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
8733 (VECTOR_MODE (INT, DI, 4)): Removed.
8734 (VECTOR_MODE (INT, SI, 8)): Likewise.
8735 (VECTOR_MODE (INT, HI, 16)): Likewise.
8736 (VECTOR_MODE (INT, QI, 32)): Likewise.
8737 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
8738 (INT_MODE (OI, 32)): Likewise.
8740 * config/i386/i386.opt (mavx): New.
8743 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
8745 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
8746 (*mov<mode>_internal_avx): New.
8747 (*movv2sf_internal_rex64_avx): Likewise.
8748 (*movv2sf_internal_avx): Likewise.
8750 * config/i386/predicates.md (const_4_to_5_operand): New.
8751 (const_6_to_7_operand): Likewise.
8752 (const_8_to_11_operand): Likewise.
8753 (const_12_to_15_operand): Likewise.
8754 (avx_comparison_float_operator): Likewise.
8756 * config/i386/sse.md (AVX256MODEI): New.
8757 (AVX256MODE): Likewise.
8758 (AVXMODEQI): Likewise.
8759 (AVXMODE): Likewise.
8760 (AVX256MODEF2P): Likewise.
8761 (AVX256MODE2P): Likewise.
8762 (AVX256MODE4P): Likewise.
8763 (AVX256MODE8P): Likewise.
8764 (AVXMODEF2P): Likewise.
8765 (AVXMODEF4P): Likewise.
8766 (AVXMODEDCVTDQ2PS): Likewise.
8767 (AVXMODEDCVTPS2DQ): Likewise.
8768 (avxvecmode): Likewise.
8769 (avxvecpsmode): Likewise.
8770 (avxhalfvecmode): Likewise.
8771 (avxscalarmode): Likewise.
8772 (avxcvtvecmode): Likewise.
8773 (avxpermvecmode): Likewise.
8774 (avxmodesuffixf2c): Likewise.
8775 (avxmodesuffixp): Likewise.
8776 (avxmodesuffixs): Likewise.
8777 (avxmodesuffix): Likewise.
8778 (vpermilbits): Likewise.
8779 (pinsrbits): Likewise.
8780 (mov<mode>): Likewise.
8781 (*mov<mode>_internal): Likewise.
8782 (push<mode>1): Likewise.
8783 (movmisalign<mode>): Likewise.
8784 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8785 (avx_movdqu<avxmodesuffix>): Likewise.
8786 (avx_lddqu<avxmodesuffix>): Likewise.
8787 (<plusminus_insn><mode>3): Likewise.
8788 (*avx_<plusminus_insn><mode>3): Likewise.
8789 (*avx_vm<plusminus_insn><mode>3): Likewise.
8790 (mul<mode>3): Likewise.
8791 (*avx_mul<mode>3): Likewise.
8792 (*avx_vmmul<mode>3): Likewise.
8793 (divv8sf3): Likewise.
8794 (divv4df3): Likewise.
8795 (avx_div<mode>3): Likewise.
8796 (*avx_div<mode>3): Likewise.
8797 (*avx_vmdiv<mode>3): Likewise.
8798 (avx_rcpv8sf2): Likewise.
8799 (*avx_vmrcpv4sf2): Likewise.
8800 (sqrtv8sf2): Likewise.
8801 (avx_sqrtv8sf2): Likewise.
8802 (*avx_vmsqrt<mode>2): Likewise.
8803 (rsqrtv8sf2): Likewise.
8804 (avx_rsqrtv8sf2): Likewise.
8805 (*avx_vmrsqrtv4sf2): Likewise.
8806 (<code><mode>3): Likewise.
8807 (*avx_<code><mode>3_finite): Likewise.
8808 (*avx_<code><mode>3): Likewise.
8809 (*avx_vm<code><mode>3): Likewise.
8810 (*avx_ieee_smin<mode>3): Likewise.
8811 (*avx_ieee_smax<mode>3): Likewise.
8812 (avx_addsubv8sf3): Likewise.
8813 (avx_addsubv4df3): Likewise.
8814 (*avx_addsubv4sf3): Likewise.
8815 (*avx_addsubv2df3): Likewise.
8816 (avx_h<plusminus_insn>v4df3): Likewise.
8817 (avx_h<plusminus_insn>v8sf3): Likewise.
8818 (*avx_h<plusminus_insn>v4sf3): Likewise.
8819 (*avx_h<plusminus_insn>v2df3): Likewise.
8820 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8821 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8822 (*avx_maskcmp<mode>3): Likewise.
8823 (avx_nand<mode>3): Likewise.
8824 (*avx_<code><mode>3): Likewise.
8825 (*avx_nand<mode>3): Likewise.
8826 (*avx_<code><mode>3): Likewise.
8827 (*avx_cvtsi2ss): Likewise.
8828 (*avx_cvtsi2ssq): Likewise.
8829 (*avx_cvtsi2sd): Likewise.
8830 (*avx_cvtsi2sdq): Likewise.
8831 (*avx_cvtsd2ss): Likewise.
8832 (avx_cvtss2sd): Likewise.
8833 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8834 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8835 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8836 (*avx_cvtsi2sd): Likewise.
8837 (*avx_cvtsi2sdq): Likewise.
8838 (avx_cvtdq2pd256): Likewise.
8839 (avx_cvtpd2dq256): Likewise.
8840 (avx_cvttpd2dq256): Likewise.
8841 (*avx_cvtsd2ss): Likewise.
8842 (*avx_cvtss2sd): Likewise.
8843 (avx_cvtpd2ps256): Likewise.
8844 (avx_cvtps2pd256): Likewise.
8845 (*avx_movhlps): Likewise.
8846 (*avx_movlhps): Likewise.
8847 (avx_unpckhps256): Likewise.
8848 (*avx_unpckhps): Likewise.
8849 (avx_unpcklps256): Likewise.
8850 (*avx_unpcklps): Likewise.
8851 (avx_movshdup256): Likewise.
8852 (avx_movsldup256): Likewise.
8853 (avx_shufps256): Likewise.
8854 (avx_shufps256_1): Likewise.
8855 (*avx_shufps_<mode>): Likewise.
8856 (*avx_loadhps): Likewise.
8857 (*avx_storelps): Likewise.
8858 (*avx_loadlps): Likewise.
8859 (*avx_movss): Likewise.
8860 (*vec_dupv4sf_avx): Likewise.
8861 (*vec_concatv2sf_avx): Likewise.
8862 (*vec_concatv4sf_avx): Likewise.
8863 (*vec_setv4sf_0_avx): Likewise.
8864 (*vec_setv4sf_avx): Likewise.
8865 (*avx_insertps): Likewise.
8866 (avx_vextractf128<mode>): Likewise.
8867 (vec_extract_lo_<mode>): Likewise.
8868 (vec_extract_hi_<mode>): Likewise.
8869 (vec_extract_lo_<mode>): Likewise.
8870 (vec_extract_hi_<mode>): Likewise.
8871 (vec_extract_lo_v16hi): Likewise.
8872 (vec_extract_hi_v16hi): Likewise.
8873 (vec_extract_lo_v32qi): Likewise.
8874 (vec_extract_hi_v32qi): Likewise.
8875 (avx_unpckhpd256): Likewise.
8876 (*avx_unpckhpd): Likewise.
8877 (avx_movddup256): Likewise.
8878 (*avx_movddup): Likewise.
8879 (avx_unpcklpd256): Likewise.
8880 (*avx_unpcklpd): Likewise.
8881 (avx_shufpd256): Likewise.
8882 (avx_shufpd256_1): Likewise.
8883 (*avx_punpckhqdq): Likewise.
8884 (*avx_punpcklqdq): Likewise.
8885 (*avx_shufpd_<mode>): Likewise.
8886 (*avx_storehpd): Likewise.
8887 (*avx_loadhpd): Likewise.
8888 (*avx_loadlpd): Likewise.
8889 (*avx_movsd): Likewise.
8890 (*vec_concatv2df_avx): Likewise.
8891 (*avx_<plusminus_insn><mode>3): Likewise.
8892 (*avx_<plusminus_insn><mode>3): Likewise.
8893 (*avx_mulv8hi3): Likewise.
8894 (*avxv8hi3_highpart): Likewise.
8895 (*avx_umulv8hi3_highpart): Likewise.
8896 (*avx_umulv2siv2di3): Likewise.
8897 (*avx_mulv2siv2di3): Likewise.
8898 (*avx_pmaddwd): Likewise.
8899 (*avx_mulv4si3): Likewise.
8900 (*avx_ashr<mode>3): Likewise.
8901 (*avx_lshr<mode>3): Likewise.
8902 (*avx_ashl<mode>3): Likewise.
8903 (*avx_<code><mode>3): Likewise.
8904 (*avx_eq<mode>3): Likewise.
8905 (*avx_gt<mode>3): Likewise.
8906 (*avx_nand<mode>3): Likewise.
8907 (*avx_nand<mode>3): Likewise.
8908 (*avx_<code><mode>3): Likewise.
8909 (*avx_<code><mode>3): Likewise.
8910 (*avx_packsswb): Likewise.
8911 (*avx_packssdw): Likewise.
8912 (*avx_packuswb): Likewise.
8913 (*avx_punpckhbw): Likewise.
8914 (*avx_punpcklbw): Likewise.
8915 (*avx_punpckhwd): Likewise.
8916 (*avx_punpcklwd): Likewise.
8917 (*avx_punpckhdq): Likewise.
8918 (*avx_punpckldq): Likewise.
8919 (*avx_pinsr<avxmodesuffixs>): Likewise.
8920 (*avx_pinsrq): Likewise.
8921 (*avx_loadld): Likewise.
8922 (*vec_extractv2di_1_rex64_avx): Likewise.
8923 (*vec_extractv2di_1_avx): Likewise.
8924 (*vec_dupv2di_avx): Likewise.
8925 (*vec_concatv2si_avx): Likewise.
8926 (*vec_concatv4si_1_avx): Likewise.
8927 (*vec_concatv2di_avx): Likewise.
8928 (*vec_concatv2di_rex64_avx): Likewise.
8929 (*avx_uavgv16qi3): Likewise.
8930 (*avx_uavgv8hi3): Likewise.
8931 (*avx_psadbw): Likewise.
8932 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8933 (*avx_phaddwv8hi3): Likewise.
8934 (*avx_phadddv4si3): Likewise.
8935 (*avx_phaddswv8hi3): Likewise.
8936 (*avx_phsubwv8hi3): Likewise.
8937 (*avx_phsubdv4si3): Likewise.
8938 (*avx_phsubswv8hi3): Likewise.
8939 (*avx_pmaddubsw128): Likewise.
8940 (*avx_pmulhrswv8hi3): Likewise.
8941 (*avx_pshufbv16qi3): Likewise.
8942 (*avx_psign<mode>3): Likewise.
8943 (*avx_palignrti): Likewise.
8944 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8945 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8946 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8947 (*avx_mpsadbw): Likewise.
8948 (*avx_packusdw): Likewise.
8949 (*avx_pblendvb): Likewise.
8950 (*avx_pblendw): Likewise.
8951 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8952 (avx_ptest256): Likewise.
8953 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8954 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8955 (*avx_aesenc): Likewise.
8956 (*avx_aesenclast): Likewise.
8957 (*avx_aesdec): Likewise.
8958 (*avx_aesdeclast): Likewise.
8959 (avx_vzeroupper): Likewise.
8960 (avx_vzeroupper_rex64): Likewise.
8961 (avx_vpermil<mode>): Likewise.
8962 (avx_vpermilvar<mode>3): Likewise.
8963 (avx_vpermil2<mode>3): Likewise.
8964 (avx_vperm2f128<mode>3): Likewise.
8965 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8966 (avx_vbroadcastss256): Likewise.
8967 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8968 (avx_vinsertf128<mode>): Likewise.
8969 (vec_set_lo_<mode>): Likewise.
8970 (vec_set_hi_<mode>): Likewise.
8971 (vec_set_lo_<mode>): Likewise.
8972 (vec_set_hi_<mode>): Likewise.
8973 (vec_set_lo_v16hi): Likewise.
8974 (vec_set_hi_v16hi): Likewise.
8975 (vec_set_lo_v32qi): Likewise.
8976 (vec_set_hi_v32qi): Likewise.
8977 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8978 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8979 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8980 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8981 (vec_init<mode>): Likewise.
8982 (*vec_concat<mode>_avx): Likewise.
8983 (blendbits): Support V8SF and V4DF.
8984 (sse2_movq128): Support AVX.
8985 (<sse>_movnt<mode>): Likewise.
8986 (sse2_movntv2di): Likewise.
8987 (sse_rcpv4sf2): Likewise.
8988 (sse_sqrtv4sf2): Likewise.
8989 (sse_rsqrtv4sf2): Likewise.
8990 (<sse>_comi): Likewise.
8991 (<sse>_ucomi): Likewise.
8992 (sse_cvtss2si): Likewise.
8993 (sse_cvtss2si_2): Likewise.
8994 (sse_cvtss2siq): Likewise.
8995 (sse_cvtss2siq_2): Likewise.
8996 (sse_cvttss2si): Likewise.
8997 (sse_cvttss2siq): Likewise.
8998 (sse2_cvtsd2si): Likewise.
8999 (sse2_cvtsd2si_2): Likewise.
9000 (sse2_cvtsd2siq): Likewise.
9001 (sse2_cvtsd2siq_2): Likewise.
9002 (sse2_cvttsd2si): Likewise.
9003 (sse2_cvttsd2siq): Likewise.
9004 (sse2_cvtdq2pd): Likewise.
9005 (*sse2_cvtpd2dq): Likewise.
9006 (*sse2_cvttpd2dq): Likewise.
9007 (*sse2_cvtpd2ps): Likewise.
9008 (sse2_cvtps2pd): Likewise.
9009 (sse3_movshdup): Likewise.
9010 (sse3_movsldup): Likewise.
9011 (sse_storehps): Likewise.
9012 (*sse4_1_extractps): Likewise.
9013 (sse2_storelpd): Likewise.
9014 (vec_dupv2df_sse3): Likewise.
9015 (*vec_concatv2df_sse3): Likewise.
9016 (*sse4_1_pextrb): Likewise.
9017 (*sse4_1_pextrb_memory): Likewise.
9018 (*sse2_pextrw): Likewise.
9019 (*sse4_1_pextrw_memory): Likewise.
9020 (*sse4_1_pextrd): Likewise.
9021 (*sse4_1_pextrq): Likewise.
9022 (sse2_pshufd_1): Likewise.
9023 (sse2_pshuflw_1): Likewise.
9024 (sse2_pshufhw_1): Likewise.
9025 (*sse2_storeq_rex64): Likewise.
9026 (*vec_dupv4si): Likewise.
9027 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
9028 (sse2_pmovmskb): Likewise.
9029 (*sse2_maskmovdqu): Likewise.
9030 (*sse2_maskmovdqu_rex64): Likewise.
9031 (sse_ldmxcsr): Likewise.
9032 (sse_stmxcsr): Likewise.
9033 (abs<mode>2): Likewise.
9034 (sse4_1_movntdqa): Likewise.
9035 (sse4_1_phminposuw): Likewise.
9036 (sse4_1_extendv8qiv8hi2): Likewise.
9037 (*sse4_1_extendv8qiv8hi2): Likewise.
9038 (sse4_1_extendv4qiv4si2): Likewise.
9039 (*sse4_1_extendv4qiv4si2): Likewise.
9040 (sse4_1_extendv2qiv2di2): Likewise.
9041 (*sse4_1_extendv2qiv2di2): Likewise.
9042 (sse4_1_extendv4hiv4si2): Likewise.
9043 (*sse4_1_extendv4hiv4si2): Likewise.
9044 (sse4_1_extendv2hiv2di2): Likewise.
9045 (*sse4_1_extendv2hiv2di2): Likewise.
9046 (sse4_1_extendv2siv2di2): Likewise.
9047 (*sse4_1_extendv2siv2di2): Likewise.
9048 (sse4_1_zero_extendv8qiv8hi2): Likewise.
9049 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
9050 (sse4_1_zero_extendv4qiv4si2): Likewise.
9051 (*sse4_1_zero_extendv4qiv4si2): Likewise.
9052 (sse4_1_zero_extendv2qiv2di2): Likewise.
9053 (*sse4_1_zero_extendv2qiv2di2): Likewise.
9054 (sse4_1_zero_extendv4hiv4si2): Likewise.
9055 (*sse4_1_zero_extendv4hiv4si2): Likewise.
9056 (sse4_1_zero_extendv2hiv2di2): Likewise.
9057 (*sse4_1_zero_extendv2hiv2di2): Likewise.
9058 (sse4_1_zero_extendv2siv2di2): Likewise.
9059 (*sse4_1_zero_extendv2siv2di2): Likewise.
9060 (sse4_1_ptest): Likewise.
9061 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
9062 (sse4_2_pcmpestri): Likewise.
9063 (sse4_2_pcmpestrm): Likewise.
9064 (sse4_2_pcmpistri): Likewise.
9065 (sse4_2_pcmpistrm): Likewise.
9067 (aeskeygenassist): Likewise.
9069 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
9071 * config/i386/predicates.md (vzeroall_operation): New.
9073 * config/i386/sse.md (avx_vzeroall): New.
9074 (*avx_vzeroall): Likewise.
9076 2008-08-28 Paul Brook <paul@codesourcery.com>
9077 Mark Shinwell <shinwell@codesourcery.com>
9078 Richard Earnshaw <richard.earnshaw@arm.com>
9080 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
9081 (TARGET_MIN_ANCHOR_OFFSET): New.
9082 (arm_override_options): Set correct anchor ranges for Thumb-1
9083 and Thumb-2 if required.
9084 (legitimize_pic_address): Handle case involving a TLS symbol
9085 reference with an addend.
9086 (arm_optimization_options): Enable section anchors at -O1 and
9088 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
9089 * config/arm/arm-protos.h (arm_optimization_options): New.
9091 2008-08-28 Nick Clifton <nickc@redhat.com>
9093 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
9094 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
9097 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
9098 * config/v850/v850.md (return): Remove frame size restriction.
9100 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
9102 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
9104 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
9106 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
9108 2008-08-28 Paul Brook <paul@codesourcery.com>
9110 * config/arm/vfp11.md: Update license notice.
9111 * config/arm/cortex-r4.md: Ditto.
9113 2008-08-28 Richard Guenther <rguenther@suse.de>
9115 PR tree-optimization/37207
9116 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
9119 2008-08-28 Dodji Seketeli <dodji@redhat.com>
9122 * tree.c (int_fits_type_p): Don't forget unsigned integers
9123 of type sizetype which higher end word equals -1.
9125 2008-08-28 Ira Rosen <irar@il.ibm.com>
9127 * target.h (struct vectorize): Add new target builtin.
9128 * tree-vectorizer.c (destroy_loop_vec_info): Call
9129 vect_free_slp_instance instead of vect_free_slp_node.
9130 * tree-vectorizer.h (enum slp_load_perm_type): New.
9131 (struct _slp_instance): Add new fields.
9132 (SLP_INSTANCE_LOAD_PERMUTATION): New.
9133 (SLP_INSTANCE_LOADS): New.
9134 (vect_free_slp_tree): Remove.
9135 (vect_free_slp_instance): Declare.
9136 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
9137 (vectorizable_load): Add argument.
9138 (vect_transform_slp_perm_load): New.
9139 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
9141 (vect_get_place_in_interleaving_chain): New function.
9142 (vect_free_slp_tree): Make static.
9143 (vect_free_slp_instance): New function.
9144 (vect_build_slp_tree): Add new arguments. Allow load permutations and
9145 collect the load location in the interleaving chain.
9146 (vect_supported_slp_permutation_p): New function.
9147 (vect_supported_load_permutation_p): Likewise.
9148 (vect_analyze_slp_instance): In case of loads permutation, call
9149 vect_supported_load_permutation_p to check that the permutation is
9151 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
9152 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
9153 (vect_create_mask_and_perm): New function.
9154 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
9155 (vectorizable_load): Add an argument. Don't keep the created vectors
9156 statements in the node if permutation is required. Call
9157 vect_transform_slp_perm_load to generate the permutation.
9158 (vect_transform_stmt): Add new argument. Call vectorizable_load with
9159 additional argument.
9160 (vect_schedule_slp_instance): In case of loads permutation, allocate
9161 vectorized statements structure for all the related SLP nodes. Call
9162 vect_transform_stmt with addditional argument.
9163 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
9164 * config/spu/spu.c (spu_builtin_vec_perm): New.
9165 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9166 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
9167 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
9168 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
9170 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
9172 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
9173 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
9174 __gthread_cond_signal, __gthread_cond_timedwait,
9175 __gthread_cond_timedwait_recursive): New functions.
9176 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
9178 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
9181 2008-08-28 Richard Guenther <rguenther@suse.de>
9184 * fold-const.c (maybe_canonicalize_comparison_1): Require
9185 undefined overflow only for canonicalizing A +- CST cmp CST.
9186 Make sure to not generate new constants that are not inside
9187 their TYPE_MIN/MAX_VALUE range.
9188 (maybe_canonicalize_comparison): Remove undefined overflow
9190 (fold_binary): Remove now duplicate folding.
9192 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9194 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
9195 use not updated in the last change.
9197 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
9199 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
9200 (IRA_COVER_CLASSES): Add FPUL_REGS.
9202 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9205 * c-common.c (conversion_warning): Check for null operands.
9207 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9210 * c-decl.c (check_for_loop_decls): Improve error message. Give
9213 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9216 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
9217 (convert_for_assignment): Pass corrent OPT_W* parameter to
9218 WARN_FOR_ASSIGNMENT.
9220 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
9223 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
9225 2008-08-27 Paul Brook <paul@codesourcery.com>
9227 * config.gcc: Loosen checks for arm uclinux eabi targets.
9229 2008-08-27 Paul Brook <paul@codesourcery.com>
9231 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
9233 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
9235 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
9237 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
9238 the enumerators of an ENUMERAL_TYPE.
9239 * dbxout.c (dbxout_type): Ditto.
9241 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
9244 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
9245 (fwprop_addr): Check that the loop_father is not the outer loop.
9247 2008-08-26 Paul Brook <paul@codesourcery.com>
9249 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
9250 Remove documentation entry for fmul type.
9251 Use fmuls to annotate single-precision multiplication patterns,
9252 fmuld to annotate double-precision multiplication patterns,
9253 fmacs to annotate single-precision multiply-accumulate patterns
9254 and fmacd to annotate double-precision multiply-accumulate patterns.
9255 * config/arm/vfp11.md: Update reservations accordingly.
9256 * config/arm/arm.md: Note that certain values of the "type"
9257 attribute are documented in vfp.md.
9258 * config/arm/arm1020e.md: Remove out of date duplicate comment.
9259 (v10_cvt): Use new fmul types.
9261 2008-08-26 Paul Brook <paul@codesourcery.com>
9263 * config/arm/vfp.md: Move pipeline description for VFP11 to...
9264 * config/arm/vfp11.md: ...here. New.
9265 * config/arm/arm.md: Include vfp11.md.
9267 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
9269 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
9270 parameter to inform call.
9272 2008-08-26 Jeff Law <law@redhat.com>
9274 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
9275 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
9276 preferred class when copying a constant into a partial word register.
9278 2008-08-26 Ben Elliston <bje@au.ibm.com>
9280 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
9281 * cp/typeck.c: Likewise.
9282 * cp/tree.c: Likewise.
9283 * gimple-low.c: Likewise.
9286 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
9288 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
9289 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
9291 * doc/passes.texi: Describe IRA.
9293 * doc/tm.texi (IRA_COVER_CLASSES,
9294 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
9296 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
9297 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
9298 -fira-propagate-cost, -fno-ira-share-save-slots,
9299 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
9301 * flags.h (ira_algorithm): New enumeration.
9302 (flag_ira_algorithm, flag_ira_verbose): New external variable
9305 * postreload.c (gate_handle_postreload): Don't do post reload
9306 optimizations unless the reload is completed.
9308 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
9311 * tree-pass.h (pass_ira): New external variable declaration.
9313 * reload.h: Add 2008 to the Copyright.
9315 * cfgloopanal.c: Include params.h.
9316 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
9319 * params.h (IRA_MAX_LOOPS_NUM): New macro.
9321 * toplev.c (ira.h): New include.
9322 (flag_ira_algorithm, flag_ira_verbose): New external variables.
9323 (backend_init_target): Call ira_init.
9324 (backend_init): Call ira_init_once.
9325 (finalize): Call finish_ira_once.
9327 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
9328 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
9331 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
9332 may_move_out_cost): New external variable declarations.
9333 (move_table): New typedef.
9335 * caller-save.c: Include headers output.h and ira.h.
9336 (no_caller_save_reg_set): New global variable.
9337 (save_slots_num, save_slots): New variables.
9338 (reg_save_code, reg_restore_code, add_stored_regs): Add
9340 (init_caller_save): Set up no_caller_save_reg_set.
9341 (init_save_areas): Reset save_slots_num.
9342 (saved_hard_reg): New structure.
9343 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
9344 (initiate_saved_hard_regs, new_saved_hard_reg,
9345 finish_saved_hard_regs, saved_hard_reg_compare_func): New
9347 (setup_save_areas): Add code for sharing stack slots.
9348 (all_blocks): New variable.
9349 (save_call_clobbered_regs): Process pseudo-register too.
9350 (mark_set_regs): Process pseudo-register too.
9351 (insert_one_insn): Put the insn after bb note in a empty basic
9352 block. Add insn check.
9354 * global.c (eliminable_regset): Make it external.
9355 (mark_elimination): Use DF_LR_IN for IRA.
9356 (pseudo_for_reload_consideration_p): New.
9357 (build_insn_chain): Make it external. Don't ignore spilled
9358 pseudos for IRA. Use pseudo_for_reload_consideration_p.
9359 (gate_handle_global_alloc): New function.
9360 (pass_global_alloc): Add the gate function.
9362 * opts.c (decode_options): Set up flag_ira. Print the warning for
9364 (common_handle_option): Process -fira-algorithm and -fira-verbose.
9366 * timevar.def (TV_IRA, TV_RELOAD): New passes.
9368 * regmove.c (regmove_optimize): Don't do replacement of output for
9371 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
9372 New external variable declarations.
9374 * local-alloc.c (update_equiv_regs): Make it external. Return
9375 true if jump label rebuilding should be done. Rescan new_insn for
9377 (gate_handle_local_alloc): New function.
9378 (pass_local_alloc): Add the gate function.
9380 * alias.c (value_addr_p, stack_addr_p): New functions.
9381 (nonoverlapping_memrefs_p): Use them for IRA.
9383 * common.opt (fira, fira-algorithm, fira-coalesce,
9384 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
9385 fira-verbose): New options.
9387 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
9388 move_cost, may_move_in_cost, may_move_out_cost): Make the
9390 (move_table): Remove typedef.
9391 (init_move_cost): Make it external.
9392 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
9395 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
9396 setup_reg_classes): New function prototypes.
9397 (eliminable_regset): New external variable declaration.
9398 (build_insn_chain, update_equiv_regs): New function prototypes.
9400 * Makefile.in (IRA_INT_H): New definition.
9401 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
9402 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
9403 (reload1.o, toplev.o): Add dependence on ira.h.
9404 (cfgloopanal.o): Add PARAMS_H.
9405 (caller-save.o): Add dependence on output.h and ira.h.
9406 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
9407 ira-emit.o, ira-lives.o): New entries.
9409 * passes.c (pass_ira): New pass.
9411 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
9413 * reload1.c (ira.h): Include the header.
9414 (changed_allocation_pseudos): New bitmap.
9415 (init_reload): Initiate the bitmap.
9416 (compute_use_by_pseudos): Permits spilled registers in FROM.
9417 (temp_pseudo_reg_arr): New variable.
9418 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
9419 IRA. Call alter_reg with the additional parameter. Don't clear
9420 spilled_pseudos for IRA. Restore original insn chain for IRA.
9421 Clear changed_allocation_pseudos at the end of reload.
9422 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
9423 (hard_regno_to_pseudo_regno): New variable.
9424 (count_pseudo): Check spilled pseudos. Set up
9425 hard_regno_to_pseudo_regno.
9426 (count_spilled_pseudo): Check spilled pseudos. Update
9427 hard_regno_to_pseudo_regno.
9428 (find_reg): Use better_spill_reload_regno_p. Check
9429 hard_regno_to_pseudo_regno.
9430 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
9432 (eliminate_regs_1): Use additional parameter for alter_reg.
9433 (finish_spills): Set up pseudo_previous_regs only for spilled
9434 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
9435 more arguments. Don't clear live_throughout and dead_or_set for
9436 spilled pseudos. Use additional parameter for alter_reg. Call
9437 mark_allocation_change. Set up changed_allocation_pseudos.
9438 Remove sanity check.
9439 (emit_input_reload_insns, delete_output_reload): Use additional
9440 parameter for alter_reg. Call mark_allocation_change.
9441 (substitute, gen_reload_chain_without_interm_reg_p): New
9443 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
9445 * testsuite/gcc.dg/20080410-1.c: New file.
9447 * config/s390/s390.h (IRA_COVER_CLASSES,
9448 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
9450 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
9452 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
9454 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
9456 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
9458 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
9460 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
9462 2008-08-24 Jeff Law <law@redhat.com>
9463 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
9464 when ignoring unavailable registers.
9466 2008-08-24 Jeff Law <law@redhat.com>
9467 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
9468 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
9469 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
9470 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
9472 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
9473 * ira-build.c (allocno_range_compare_func): Stabilize sort.
9475 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
9476 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
9477 * reload1.c (find_reg): Process registers in register allocation order.
9479 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9480 * toplev.c (backend_init_target): Move ira_init call from
9482 (lang_dependent_init_target): ...to here.
9484 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
9485 * ira.c (setup_class_subset_and_memory_move_costs): Don't
9486 calculate memory move costs for NO_REGS.
9488 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
9489 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
9490 STACK_REGS is defined.
9492 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
9493 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
9495 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
9496 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
9498 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
9499 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
9500 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
9503 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
9504 Dorit Nuzman <dorit@il.ibm.com>
9506 * gcc/config/spu/spu.md (vec_extract_evenv4si,
9507 vec_extract_evenv4sf, vec_extract_evenv8hi,
9508 vec_extract_evenv16qi, vec_extract_oddv4si,
9509 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
9510 vec_interleave_highv4sf, vec_interleave_lowv4sf,
9511 vec_interleave_highv4si, vec_interleave_lowv4si,
9512 vec_interleave_highv8hi, vec_interleave_lowv8hi,
9513 vec_interleave_highv16qi, vec_interleave_lowv16qi,
9514 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
9516 2008-08-25 Janis Johnson <janis187@us.ibm.com>
9519 * config/rs6000/rs6000.c (optimization_options): Don't default to
9520 section anchors without toplevel reorder.
9522 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9524 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
9525 (mfc_end_critical_section): Likewise.
9527 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9529 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
9530 all type qualifiers from element type to vector type.
9532 2008-08-25 David Daney <ddaney@avtrex.com>
9534 * config/mips/mips.md (immediate_insn): Move up in file, fix
9535 comment typo, reformat.
9536 (fetchop_bit, atomic_hiqi_op memory_barrier,
9537 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
9538 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
9539 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
9540 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
9541 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
9542 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
9543 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
9544 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
9545 sync_old_nand<mode>, sync_new_nand<mode>,
9546 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
9547 test_and_set_12): Moved to sync.md.
9549 * config/mips/sync.md: New file.
9551 2008-08-25 Richard Henderson <rth@redhat.com>
9553 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
9554 (regsave): Likewise.
9555 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
9556 (output_cfi_directive): Likewise.
9557 (div_data_align): New.
9558 (output_cfi): Use it.
9560 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
9562 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
9563 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
9564 (TARGET_OCTEON): New macro.
9565 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
9566 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
9567 (ISA_HAS_POP): New macro.
9568 * config/mips/driver-native.c (host_detect_local_cpu): Handle
9570 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
9572 * config/mips/mips.md (cpu): Add octeon.
9573 (type): Add pop attribute value.
9574 (popcount<mode>2): New pattern.
9575 * doc/invoke.texi (-march=@var{arch}): Add octeon.
9577 2008-08-24 Jan Hubicka <jh@suse.cz>
9579 * doc/invoke.texi (-fipa-cp-clone): New option.
9580 (-fipa-cp): Update docs.
9581 (--param ipcp-unit-growth):New.
9582 * ipa-cp.c: Include fibheap.h, params.h
9583 (ipcp_initialize_node_lattices): When not cloning, all externally
9584 visible functions are bottom.
9585 (ipcp_need_redirect_p): Accept clones.
9586 (ipcp_insert_stage): Use cost driven heuristics.
9587 (max_count, dead_nodes): New static vars.
9588 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
9589 ipcp_const_param_count): New functions.
9590 * common.opt (ipa-cp-clone): New command line option.
9591 * params.def (ipcp-unit-growth): New.
9593 2008-08-24 Jan Hubicka <jh@suse.cz>
9595 * tree-inline.c (tree_function_versioning): Look harder
9596 for referenced vars.
9598 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
9600 PR tree-optimization/37185
9601 * matrix-reorg.c (transform_access_sites): Update changed stmt.
9603 2008-08-23 Jan Hubicka <jh@suse.cz>
9605 * ipa-cp.c (ipcp_analyze_node): New function.
9606 (ipcp_update_cloned_node): Use it.
9607 (ipcp_init_stage): Likewise.
9608 * ipa-inline.c (function_insertion_hook_holder): New static var.
9609 (analyze_function): Break out from ....
9610 (inline_generate_summary): Here; register insertion hook.
9611 (cgraph_decide_inlining): Remove hook.
9612 (add_new_function): New function.
9614 2008-08-23 Jan Hubicka <jh@suse.cz>
9616 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
9618 2008-08-23 Jan Hubicka <jh@suse.cz>
9620 * ipa-cp.c (constant_val_insert): Remove.
9621 (ipcp_propagate_one_const): Remove.
9622 (ipcp_create_replace_map): Always insert replacements to the map.
9623 (ipcp_insert_stage): Do not try to insert statements by hand.
9624 * tree-inline.c (insert_init_stmt): Break out from ...
9625 (setup_one_parameter): ... here; allow NULL BB pointer.
9626 (tree_function_versioning): Use setup_one_parameter to process
9629 2008-08-23 Jan Hubicka <jh@suse.cz>
9631 * tree.c (decl_address_ip_invariant_p): New function.
9632 * tree.h (decl_address_ip_invariant_p): Declare.
9633 * gimple.c (strip_invariant_refs): Break out from ...
9634 (is_gimple_invariant_address): ... here
9635 (is_gimple_ip_invariant_address): New function.
9636 (is_gimple_ip_invariant): New function.
9637 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
9640 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
9641 (ipcp_lat_is_insertable): All constants are insertable.
9642 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
9643 IPA_CONST_VALUE_REF.
9644 (ipcp_initialize_node_lattices): Propagate all types of operands.
9645 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
9646 (ipcp_create_replace_map): Reformat.
9647 (ipcp_need_redirect_p): Simplify.
9648 (ipcp_insert_stage): Check that argument is used before clonning.
9649 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
9651 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
9652 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
9653 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
9654 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
9655 (jump_func_type): Remove IPA_CONST_VALUE_REF.
9656 * tree-inline.c (tree_function_versioning): Add variables referenced
9659 2008-08-23 Jan Hubicka <jh@suse.cz>
9662 * i386.c (standard_80387_constant_p): Use optimize_size.
9664 2008-08-23 Ira Rosen <irar@il.ibm.com>
9666 PR tree-optimization/37161
9667 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
9668 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
9669 (vect_determine_vectorization_factor): Move the scalar type
9670 retrieval to vect_get_smallest_scalar_type.
9671 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
9672 scalar type. Remove redundant computation.
9673 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
9674 (vect_get_slp_defs): Take the type of RHS into account if
9675 necessary by calling vect_get_smallest_scalar_type. Call
9676 vect_get_constant_vectors with additional argument.
9678 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9681 * doc/invoke.texi (Wwrite-strings): Clarify description.
9683 2008-08-23 Ira Rosen <irar@il.ibm.com>
9685 PR tree-optimization/37174
9686 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
9687 def stmt is a part of the loop before accessing its stmt_vec_info.
9689 2008-08-22 Anatoly Sokolov <aesok@post.ru>
9692 * config/avr/avr.md (UNSPEC_SWAP): New constants.
9693 (*swap): New insn pattern.
9694 (*ashlqi3): Rename from ashlqi3 insn pattern.
9695 (ashlqi3): New expanders.
9696 (*lshrqi3): Rename from lshrqi3 insn pattern.
9697 (lshrqi3): New expanders.
9698 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
9699 lshrqi3_const5, lshrqi3_const6): New splitters.
9700 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
9701 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
9704 2008-08-22 Richard Guenther <rguenther@suse.de>
9706 PR tree-optimization/37078
9707 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
9708 [+INF, +INF] ranges.
9710 2008-08-22 Richard Guenther <rguenther@suse.de>
9712 PR tree-optimization/37143
9713 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
9714 a conversion statement instead of a copy.
9716 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
9719 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
9720 CCCmode, CCOmode and CCSmode destination modes.
9723 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
9724 from different units in a single alternative.
9725 (*vec_extractv2sf_1): Ditto.
9726 (*vec_extractv2si_0): Ditto.
9727 (*vec_extractv2si_1): Ditto.
9728 * config/i386/sse.md (sse2_storehpd): Ditto.
9729 (sse2_storelpd): Ditto.
9730 (sse2_loadhpd): Ditto.
9731 (sse2_loadlpd): Ditto.
9734 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
9735 (popcountsi2): Ditto.
9736 (clzdi2_abm): Ditto.
9737 (popcountdi2): Ditto.
9738 (clzhi2_abm): Ditto.
9739 (popcounthi2): Ditto.
9741 2008-08-22 Richard Guenther <rguenther@suse.de>
9745 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
9746 if the multiplication does not overflow.
9748 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
9750 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
9752 2008-08-21 Richard Henderson <rth@redhat.com>
9754 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
9755 spurrious comma from test.
9756 * configure: Rebuild.
9758 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9761 * builtins.c (fold_builtin_next_arg): Add warning about undefined
9764 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
9766 * c-tree.h (grokfield): New argument.
9767 * c-decl.c (grokfield): Handle new location argument.
9768 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
9770 2008-08-21 Richard Guenther <rguenther@suse.de>
9772 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
9774 2008-08-21 Jan Hubicka <jh@suse.cz>
9776 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
9777 (cgraph_add_function_insertion_hook,
9778 cgraph_remove_function_insertion_hook,
9779 cgraph_call_function_insertion_hooks): New functions.
9780 * cgraph.h (cgraph_add_function_insertion_hook,
9781 cgraph_remove_function_insertion_hook,
9782 cgraph_call_function_insertion_hooks): Declare.
9783 * ipa-reference.c (function_insertion_hook_holder): New variable.
9784 (check_operand, look_for_address_of): When checking late, do not care
9785 about module bitmaps.
9786 (add_new_function): New function.
9787 (generate_summary): Register hooks; zero module bitmaps.
9788 (propagate): Unregister hooks.
9789 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9790 (add_new_function): New function.
9791 (generate_summary): Register hook.
9792 (propagate): Remove hook.
9794 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9796 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9797 * ipa-cp.c (ipcp_update_cloned_node): New function.
9798 (build_const_val): Handle functions correctly; bring type logic
9799 into sync with tree-inline.c
9800 (ipcp_init_stage): Take care of computing stuff needed by
9801 indirect inlining; update clones.
9802 (ipcp_generate_summary): Break out of ipcp_driver.
9803 (ipcp_driver): Do only execution and transformation.
9804 (pass_ipa_cp): Make IPA_PASS.
9805 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9807 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9808 ipcp, some info is already available.
9809 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9810 * tree-inline.c (remap_ssa_name): Unshare expression.
9812 2008-08-21 Richard Guenther <rguenther@suse.de>
9814 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9815 a PHI ask VN if it is already available.
9816 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9817 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9819 2008-08-21 Richard Guenther <rguenther@suse.de>
9822 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9823 makes sure to produce a result of the correct type.
9825 2008-08-21 Jan Hubicka <jh@suse.cz>
9826 Backport from LTO branch:
9828 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9829 Jan Hubicka <jh@suse.cz>
9832 (init_state, finish_state, set_function_state, generate_summary):
9834 (scan_stmt): Renamed from scan_function. Changed to keep state in
9835 local static vars rather than cgraph aux field.
9836 (propagate): Renamed from static_execute. Changed to keep state in
9837 local static vars rather than cgraph aux field.
9838 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9839 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9841 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9843 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9844 * ipa-reference.c (init_function_info, generate_summary,
9845 propagate): New functions.
9846 (analyze_function): Call init_function_info.
9847 (static_execute): Stripped into generate_summary and propagate.
9848 (pass_ipa_reference): Made into ipa_opt_pass.
9850 2008-08-21 Richard Guenther <rguenther@suse.de>
9852 PR tree-optimization/37181
9853 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9855 (extract_range_from_unary_expr): Likewise.
9857 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9859 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9861 * toplev.h (pedwarn_at): Likewise.
9862 * builtins.c: Update all calls to pedwarn.
9863 * c-lex.c: Likewise.
9864 * toplev.c: Likewise.
9865 * c-tree.h: Likewise.
9866 * c-decl.c: Likewise.
9867 * c-errors.c: Likewise.
9868 * c-typeck.c: Likewise.
9869 * c-common.c: Likewise.
9870 * c-parser.c: Likewise.
9872 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9875 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9876 with MODE_VECTOR_INT mode.
9878 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9881 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9882 initialized outside the current module.
9883 (warn_uninitialized_var): Ignore left-hand side when walking the
9884 trees. Ignore address expressions. Examine VUSE operands in gimple
9885 statements with a variable declaration on the right-hand side.
9887 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9890 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9892 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9895 * c-common.c (conversion_warning): Do not warn if applying bit-and
9896 operator to unsigned constant that fits in the target type.
9898 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9901 * c-common.c (conversion_warning): Do not warn for artificial
9904 2008-08-20 Richard Guenther <rguenther@suse.de>
9906 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9907 (extract_range_from_binary_expr): Fall back to constant propagation.
9908 (extract_range_from_unary_expr): Likewise.
9910 2008-08-20 Richard Guenther <rguenther@suse.de>
9912 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9913 with TREE_THIS_VOLATILE on shared nodes.
9914 (fold_stmt_r): Likewise.
9916 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9919 * c-parser.c (c_parser_attributes): For keywords use canonical
9920 spelling for attr_name.
9922 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9924 * value-prof.c (check_counter): Revert wrong call to error.
9926 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9928 * profile.c: Update calls to inform.
9929 * value-prof.c: Update calls to inform.
9931 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9933 * diagnostic.c (inform): Add an explicit location_t parameter.
9934 * toplev.h (inform): Update declaration.
9935 * builtins.c: Update all calls to inform.
9936 * c-common.c: Likewise.
9937 * c-decl.c: Likewise.
9938 * c-opts.c: Likewise.
9939 * c-pch.c: Likewise.
9940 * c-pragma.c: Likewise.
9941 * c-typeck.c: Likewise.
9942 * coverage.c: Likewise.
9944 * toplev.c: Likewise.
9945 * tree-cfg.c: Likewise.
9946 * tree-ssa.c: Likewise.
9948 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9951 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9952 V2DI mode, for SSE4.1, use movq instead of vector set if the
9953 second element is zero and inter-unit moves are OK.
9955 2008-08-20 Richard Guenther <rguenther@suse.de>
9957 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9958 properly handle conversion/copy chains after tuplification.
9960 2008-08-20 Richard Guenther <rguenther@suse.de>
9962 * passes.c (init_optimization_passes): Move the second
9963 forwprop pass before alias computation. Remove the second
9964 DCE pass. Remove the first dominator and phi copy/const
9967 2008-08-20 Nick Clifton <nickc@redhat.com>
9969 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9970 support of this feature. Do not assume that a sufficiently new
9971 assembler will support the feature regardless of the target type.
9972 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9973 * configure: Regenerate.
9975 2008-08-20 Richard Guenther <rguenther@suse.de>
9977 * tree-vrp.c (found_in_subgraph): Remove.
9978 (live): New global static.
9979 (live_on_edge): New function.
9980 (blocks_visited): Remove.
9981 (register_edge_assert_for_2): Use live_on_edge.
9982 (find_conditional_asserts): Remove code dealing with
9983 found_in_subgraph. Do not walk the CFG.
9984 (find_switch_asserts): Likewise.
9985 (find_assert_locations_1): Renamed from find_assert_locations.
9986 Move finding assert locations for conditional and switch
9987 statements first. Update live bitmap. Do not walk the CFG.
9988 (find_assert_locations): New function.
9989 (insert_range_assertions): Remove entry of CFG walk.
9990 Adjust call to find_assert_locations.
9991 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9992 that only can appear because of fake exit edges but assert we
9993 never try to insert on those.
9994 (fini_pre): Do not remove fake exit edges here...
9995 (execute_pre): ...but here, before committing edge inserts.
9997 2008-08-19 Richard Guenther <rguenther@suse.de>
9999 * passes.c (init_optimization_passes): Exchange store-ccp
10002 2008-08-19 Rafael Espíndola <espindola@google.com>
10004 * varasm.c (weak_decls): Move earlier in the file.
10005 (assemble_external): Add weak decls to the weak_decls list.
10006 (declare_weak): Don't add decls to the weak_decls list.
10008 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
10011 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
10012 before (sse2_shufpd_<mode>).
10014 2008-08-19 Jakub Jelinek <jakub@redhat.com>
10017 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
10018 * tree.c (block_nonartificial_location): Likewise.
10020 2008-08-19 Richard Guenther <rguenther@suse.de>
10022 PR tree-optimization/35972
10023 PR tree-optimization/23094
10024 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
10026 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
10027 handle MISALIGNED_INDIRECT_REF.
10028 (get_ref_from_reference_ops): New helper.
10029 (vn_reference_lookup_pieces): Walk the use-def chain using the
10030 alias-oracle if requested.
10031 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
10032 walking the use-def chain.
10033 (compute_avail): But not here.
10034 (create_component_ref_by_pieces_1): Properly handle
10035 MISALIGNED_INDIRECT_REF.
10036 (do_regular_insertion): Handle fully redundant
10037 expressions after PHI-translation also for SSA_NAME values, not
10038 only constants. Correctly use edoubleprime for that.
10040 2008-08-19 Ira Rosen <irar@il.ibm.com>
10042 * tree-vectorizer.c (supportable_widening_operation): Support
10043 multi-step conversion, return the number of steps in such conversion
10044 and the required intermediate types.
10045 (supportable_narrowing_operation): Likewise.
10046 * tree-vectorizer.h (vect_pow2): New function.
10047 (supportable_widening_operation): Change argument types.
10048 (supportable_narrowing_operation): Likewise.
10049 (vectorizable_type_promotion): Add an argument.
10050 (vectorizable_type_demotion): Likewise.
10051 * tree-vect-analyze.c (vect_analyze_operations): Call
10052 vectorizable_type_promotion and vectorizable_type_demotion with
10053 additional argument.
10054 (vect_get_and_check_slp_defs): Detect patterns.
10055 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
10057 (vect_analyze_slp_instance): Don't fail in case of multiple types.
10058 Call vect_build_slp_tree with correct arguments. Calculate unrolling
10059 factor according to the smallest type in the loop.
10060 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
10061 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
10062 supportable_widening_operation with correct arguments.
10063 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
10064 operands lists according to the number of vector statements in left
10065 or right node, if exists.
10066 (vect_gen_widened_results_half): Remove unused argument.
10067 (vectorizable_conversion): Call supportable_widening_operation,
10068 supportable_narrowing_operation, and vect_gen_widened_results_half
10069 with correct arguments.
10070 (vectorizable_assignment): Change documentation, support multiple
10072 (vectorizable_operation): Likewise.
10073 (vect_get_loop_based_defs): New function.
10074 (vect_create_vectorized_demotion_stmts): Likewise.
10075 (vectorizable_type_demotion): Support loop-aware SLP and general
10076 multi-step conversion. Call vect_get_loop_based_defs and
10077 vect_create_vectorized_demotion_stmts for transformation.
10078 (vect_create_vectorized_promotion_stmts): New function.
10079 (vectorizable_type_promotion): Support loop-aware SLP and general
10080 multi-step conversion. Call vect_create_vectorized_promotion_stmts
10081 for transformation.
10082 (vectorizable_store): Change documentation, support multiple
10084 (vectorizable_load): Likewise.
10085 (vect_transform_stmt): Pass SLP_NODE to
10086 vectorizable_type_promotion and vectorizable_type_demotion.
10087 (vect_schedule_slp_instance): Move here the calculation of number
10088 of vectorized statements for each node from...
10089 (vect_schedule_slp): ... here.
10090 (vect_transform_loop): Call vect_schedule_slp without the last
10093 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
10096 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
10097 to == in assert statement.
10098 (vectorizable_reduction): Fix typo.
10100 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10103 * value-prof.c (check_counter): Dereference pointer to overall
10104 count when printing it.
10106 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10108 * profile.h: Really add it.
10110 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
10112 * mcf.c: Really add it.
10114 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
10115 Vinodha Ramasamy <vinodha@google.com>
10117 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
10119 * value-prof.c (check_counter): Fix the counter if
10120 flag_profile_correction is true.
10121 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
10122 tree_mod_subtract_transform):
10123 Follow check_counter parameter change.
10124 * common.opt (fprofile-correction): New option.
10126 * profile.h: Likewise.
10127 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
10128 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
10129 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
10131 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
10132 flag_profile_correction is set.
10134 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
10136 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
10138 2008-08-18 Tomas Bily <tbily@suse.cz>
10140 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
10141 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
10143 * tree-data-ref.c (split_constant_offset_1): Likewise.
10144 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
10145 * tree-sra.c (sra_walk_expr): Likewise.
10146 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
10147 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
10148 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
10149 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
10151 * gimple.c (gimple_assign_unary_nop_p): Likewise.
10152 * tree-vect-transform.c (vectorizable_type_demotion)
10153 (vectorizable_type_promotion): Likewise.
10154 * tree-inline.c (expand_call_inline):
10155 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
10156 (forward_propagate_addr_expr_1, forward_propagate_comparison)
10157 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10158 * expr.c (expand_expr_real_1): Likewise.
10159 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
10160 (gimple_assign_unary_useless_conversion_p): Likewise.
10161 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10162 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
10163 * fold-const.c (fold_unary): Likewise.
10164 * tree.h (CONVERT_EXPR_P): Likewise.
10165 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
10166 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
10168 (register_edge_assert_for_2, extract_range_from_unary_expr)
10169 (register_edge_assert_for_1): Likewise.
10171 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10173 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
10174 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
10175 (enum real_value_const): Delete.
10176 (get_real_const): Delete.
10177 * real.c (get_real_const): Delete.
10178 (dconst_e_ptr): Define.
10179 (dconst_third_ptr): Define.
10180 (dconst_sqrt2_ptr): Define.
10181 * builtins.c: Update all callers.
10183 2008-08-18 Richard Guenther <rguenther@suse.de>
10185 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
10186 statement iterator after statement removal.
10188 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
10190 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
10191 (detect_processor_freebsd): Likewise.
10192 (host_detect_local_cpu): Call newly added functions for FreeBSD.
10194 2008-08-18 Richard Guenther <rguenther@suse.de>
10196 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
10197 and loads have the correct types.
10199 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10202 * c-opts.c (cpp_opts): Remove static.
10203 * c-parser.c (cpp_opts): Declare it extern.
10204 (disable_extension_diagnostics): Handle cpp options.
10205 (enable_extension_diagnostics): Likewise.
10207 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10209 * diagnostics.c (permerror_at): Rename as permerror.
10210 (permerror): Delete.
10211 * toplev.h: Likewise.
10213 2008-08-18 Richard Guenther <rguenther@suse.de>
10215 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
10216 sdse1 and addressables2 passes. Replace dce1 with cddce1.
10217 Move call_cdce before build_alias. Move copyrename2,
10218 cunrolli and ccp2 beafore build_alias. Re-add addressable2
10219 right after final inlining.
10220 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
10221 (pass_build_cfg): But instead via TODO_dump_func.
10223 2008-08-18 Richard Guenther <rguenther@suse.de>
10225 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
10227 (scalarize_init): If we failed to generate some initializers
10228 do not generate zeros for not instantiated members. Instead
10229 rely on the copy out.
10230 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
10231 about missing flow-sensitive alias info only if we have
10234 2008-08-17 Nick Clifton <nickc@redhat.com>
10236 * doc/extend.texi (Function Attributes): Fix typo in description
10237 if hot function attribute.
10239 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
10240 Richard Sandiford <rdsandiford@googlemail.com>
10242 * doc/install.texi (--with-mips-plt): Document.
10243 * doc/invoke.texi (-mplt, -mno-plt): Document.
10244 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
10245 and handle ${with_mips_plt}.
10246 * config/mips/mips.opt (mplt): New option.
10247 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
10248 (TARGET_ABICALLS_PIC2): Likewise.
10249 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
10250 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
10251 (ASM_SPEC): Use !mabi=* instead of !mabi*.
10252 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
10253 to decide whether to output ".option picX" directives.
10254 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
10255 Pass -call_nonpic rather than -KPIC for -mplt.
10256 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
10257 on the command line. Also remove it when -mabi=64 is used without
10259 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
10260 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
10261 TARGET_ABICALLS_PIC0.
10262 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
10264 (mips16_build_function_stub): Only output ".option pic" directives
10265 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
10266 (mips16_build_call_stub): Fix comment and remove redundant
10267 ".set at"/"set .noat" directives.
10268 (mips_function_rodata_section): Use the default behaviour for
10269 TARGET_ABSOLUTE_ABICALLS.
10270 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
10271 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
10272 (mips_restore_gp): Do nothing if the current function doesn't use
10274 (mips_expand_prologue): Only save $gp if the current function uses it.
10275 Use a normal move for TARGET_ABICALLS_PIC0.
10276 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
10278 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
10280 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
10281 of function when handling GLOBAL_POINTER_REGNUM.
10283 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
10286 * common.opt (-fstack-check): Do not declare the variable here.
10287 (-fstack-check=): New option variant.
10288 * doc/invoke.texi (Code Gen Options): Document it.
10289 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
10290 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
10291 (STACK_CHECK_STATIC_BUILTIN): New macro.
10292 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
10293 * opts.c: Include expr.h.
10294 (common_handle_option) <OPT_fold_stack_check_>: New case.
10295 <OPT_fstack_check>: Likewise.
10296 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
10297 consistently in the test for variable-sized types. Adjust for
10298 new behaviour of flag_stack_check.
10299 * explow.c: Include except.h.
10300 (allocate_dynamic_stack_space): Do not take into account
10301 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
10302 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
10303 for variable-sized parameters. Treat all parameters whose size is
10304 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
10305 stack checking is enabled.
10306 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
10307 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
10308 if generic stack checking is enabled.
10309 (expand_function_end): Adjust for new behaviour of flag_stack_check.
10310 * reload1.c (reload): Likewise.
10311 * stmt.c (expand_decl): Assert that all automatic variables have
10312 fixed size at this point and remove dead code.
10313 * flags.h (stack_check_type): New enumeration type.
10314 (flag_stack_check): Declare.
10315 * toplev.c (flag_stack_check): New global variable.
10316 * Makefile.in (opts.o): Add dependency on EXPR_H.
10317 (explow.o): Add dependency on except.h.
10319 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
10321 * config/avr/avr.c (avr_override_options): Reduce value of
10322 PARAM_INLINE_CALL_COST.
10324 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
10326 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
10327 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
10328 lieu of TYPE_MODE (type) throughout.
10330 2008-08-15 Joseph Myers <joseph@codesourcery.com>
10332 * config/arm/arm.c (add_minipool_backward_ref): Check for
10333 8-byte-aligned entries in second case of forcing insertion after a
10334 particular entry. Change third case to avoid inserting
10335 non-8-byte-aligned entries before 8-byte-aligned ones.
10337 2008-08-15 Richard Guenther <rguenther@suse.de>
10339 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
10340 strip components for unknown size accesses.
10342 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
10344 * config/s390/2097.md New file.
10345 * config/s390/s390.md ("z10prop" attribute): Define none,
10346 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
10347 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
10348 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
10349 possible values and apply them to insns as appropriate.
10350 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
10351 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
10352 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
10353 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
10354 ("bfp" mode attribute): Removed. Every occurence replaced
10356 * config/s390/s390.c (struct "z10_cost"): Updated entries.
10357 * config/s390/2084.md (insn_reservation "x_itof"): Updated
10360 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10363 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
10366 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
10368 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
10369 additional argument. Support reduction when duplication is needed due
10370 to data-types of different sizes in the loop.
10371 (get_initial_def_for_induction): Fix printout.
10372 (vect_get_vec_def_for_stmt_copy): Support case where the
10373 vec_stmt_for_operand is a phi node.
10374 (vectorizable_reduction): Support reduction when duplication is needed
10375 due to data-types of different sizes in the loop.
10376 (vectorizable_call): Remove restriction to not vectorize in case we
10377 have data-types of different sizes in the loop.
10378 (vectorizable_conversion): Likewise.
10379 (vectorizable_operation): Likewise.
10380 (vectorizable_type_demotion): Likewise.
10381 (vectorizable_type_promotion): Likewise.
10382 (vectorizable_induction): Add restriction to not vectorize in case
10383 we have data-types of different sizes in the loop.
10385 2008-08-14 Christophe Saout <christophe@saout.de>
10386 Uros Bizjak <ubizjak@gmail.com>
10389 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
10390 (*vec_concatv2di_rex64_sse4_1): Ditto.
10391 (*vec_concatv2di_rex64_sse): Ditto.
10393 2008-08-14 Jakub Jelinek <jakub@redhat.com>
10395 PR middle-end/37103
10396 * fold-const.c (fold_widened_comparison): Do not allow
10397 sign changes that change the result even if shorter type
10398 is wider than arg1_unw's type.
10400 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
10402 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
10403 Skip if the multilib testing specifies -march that does not
10404 agree with the one specified in the testcase.
10406 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10408 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
10409 zero extend SImode values being converted to TFmode before passing
10412 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10414 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
10415 __PPU__ when targeting the Cell/B.E. PPU processor.
10417 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
10419 * gimple.h (gimple_call_set_chain): Accept SSA variables.
10420 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
10421 Rematerialize the static chain, if any.
10422 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
10425 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10427 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
10428 (new_loc_descr): Likewise.
10429 (add_loc_descr): Likewise.
10430 (size_of_loc_descr): Likewise.
10431 (size_of_locs): Likewise.
10432 (output_loc_operands): Likewise.
10433 (output_loc_sequence): Likewise.
10434 (new_reg_loc_descr): New.
10435 (build_cfa_loc): Use it.
10436 (build_cfa_aligned_loc): Likewise.
10437 (one_reg_loc_descriptor): Likewise.
10438 (based_loc_descr): Likewise.
10440 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10443 * doc/invoke.texi (Wmain): Update.
10444 * c-decl.c (start_decl): warn_main is only 0 or 1.
10445 (start_function): Likewise. Fix formatting.
10446 (finish_function): Delete redundant warning.
10447 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
10448 * c-opts (c_common_handle_option): -Wall only has effect if
10449 warn_main is uninitialized. OPT_Wmain is automatically
10450 handled. -pedantic also enables Wmain.
10451 (c_common_post_options): Handle all logic for Wmain here.
10452 * c-common.c (warn_main): Delete.
10453 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
10454 * c-common.h (warn_main): Delete.
10456 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
10458 PR middle-end/36701
10459 * expr.c (emit_group_store): Allocate stack temp with the
10460 largest alignment when copying from register to stack.
10462 2008-08-13 Richard Guenther <rguenther@suse.de>
10464 * tree.h (maybe_fold_offset_to_address): Declare.
10465 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
10466 (ccp_fold): Handle pointer conversions the same as fold_stmt.
10467 Likewise for POINTER_PLUS_EXPR.
10468 (maybe_fold_offset_to_reference): Enable disabled code.
10469 (maybe_fold_offset_to_address): New function.
10470 (fold_stmt_r): Use it.
10471 (fold_gimple_assign): Likewise.
10472 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
10473 (gimplify_expr): Likewise.
10475 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10477 * toplev.h (pedwarn_at): Fix declaration.
10479 2008-08-13 Joseph Myers <joseph@codesourcery.com>
10481 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
10482 LINK_SPEC): Use %R in -Y P argument.
10484 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10487 * diagnostic.c (pedwarn_at): New.
10488 * toplev.h (pedwarn_at): Declare.
10489 * c-tree.h (build_enumerator): Update declaration.
10490 * c-decl.c (finish_enum): Update comment.
10491 (build_enumerator): Take a location parameter. Give a pedwarn but do
10492 not perform any conversion.
10493 * c-parser.c (c_parser_enum_specifier): Set correct location for
10496 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10499 * c-common.c (conversion_warning): Use a switch. Ignore boolean
10500 expressions except for conversions to signed:1 bitfields. Handle
10501 COND_EXPR with constant operands.
10503 2008-08-13 Richard Guenther <rguenther@suse.de>
10505 PR tree-optimization/15255
10506 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
10507 (struct oecount_s): New struct and VEC types.
10508 (cvec): New global.
10509 (oecount_hash): New function.
10510 (oecount_eq): Likewise.
10511 (oecount_cmp): Likewise.
10512 (zero_one_operation): New function.
10513 (build_and_add_sum): Likewise.
10514 (undistribute_ops_list): Perform un-distribution of multiplication
10515 and division on the chain of summands.
10516 (should_break_up_subtract): Also break up subtracts for factors.
10517 (reassociate_bb): Delete dead visited statements.
10518 Call undistribute_ops_list. Re-sort and optimize if it did something.
10519 * passes.c (init_optimization_passes): Move DSE before
10521 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
10524 2008-08-12 Janis Johnson <janis187@us.ibm.com>
10526 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
10528 * doc/invoke.texi: Revert unintended checkin.
10530 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
10533 * gcc.c (include_spec_function): Tweak call to find_a_file.
10535 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10537 PR middle-end/37014
10538 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
10539 and TRUTH_ORIF_EXPR.
10540 * dojump.c (do_jump): Likewise.
10542 PR tree-optimization/37084
10543 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
10544 if id->regimplify, don't assume stmt is a cast assignment.
10546 2008-08-12 Anatoly Sokolov <aesok@post.ru>
10548 * final.c (final_scan_insn): Use app_enable/app_disable functions.
10550 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10553 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
10556 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10558 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
10559 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
10561 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
10562 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
10563 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
10564 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
10565 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
10567 * doc/tm.texi (Storage Layout): Remove documentation for
10568 TARGET_FLOAT_FORMAT.
10570 * simplify-rtx.c (simplify_binary_operation_1): Replace
10571 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
10573 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10575 * real.h (struct real_format): New member has_sign_dependent_rounding.
10576 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
10577 spu_single_format, ieee_double_format, mips_double_format,
10578 motorola_double_format, ieee_extended_motorola_format,
10579 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10580 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10581 mips_extended_format, ieee_quad_format, mips_quad_format,
10582 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10583 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10585 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10586 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10587 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
10588 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
10589 (ROUND_TOWARDS_ZERO): Likewise.
10591 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
10592 (FLOAT_MODE_FORMAT): New macro.
10593 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
10594 (MODE_COMPOSITE_P): ... this new macro.
10595 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10596 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
10597 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
10599 * flags.h: Include "real.h".
10601 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
10602 REAL_MODE_FORMAT_COMPOSITE_P.
10603 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
10605 * doc/tm.texi (Storage Layout): Remove documentation of
10606 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
10607 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
10608 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
10609 they only apply to libgcc2.a.
10611 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10613 * config/spu/float_disf.c: New file.
10614 * config/spu/float_unsdisf.c: New file.
10615 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
10616 (LIB2FUNCS_EXCLUDE): Define.
10618 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10619 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10621 * real.h (struct real_format): New member round_towards_zero.
10622 * real.c (round_for_format): Respect fmt->round_towards_zero.
10623 (ieee_single_format, mips_single_format, motorola_single_format,
10624 spu_single_format, ieee_double_format, mips_double_format,
10625 motorola_double_format, ieee_extended_motorola_format,
10626 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
10627 ieee_extended_intel_96_round_53_format, ibm_extended_format,
10628 mips_extended_format, ieee_quad_format, mips_quad_format,
10629 vax_f_format, vax_d_format, vax_g_format): Initialize it.
10630 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
10632 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
10633 real_format to choose rounding mode when calling MPFR functions.
10634 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
10635 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
10637 * real.h (real_to_decimal_for_mode): Add prototype.
10638 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
10639 Respect target rounding mode when generating decimal representation.
10640 (real_to_decimal): New stub for backwards compatibility.
10641 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
10642 real_to_decimal_for_mode instead of real_to_decimal.
10644 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
10646 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10647 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
10649 * real.c (spu_single_format): New variable.
10650 * real.h (spu_single_format): Declare.
10652 * config/spu/spu.c (spu_override_options): Install SFmode format.
10653 (spu_split_immediate): Use integer mode to operate on pieces of
10654 floating-point values in all cases.
10656 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
10657 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
10658 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
10660 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10662 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
10664 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10666 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
10668 2008-08-12 Jakub Jelinek <jakub@redhat.com>
10671 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
10672 on the VAR_DECL instead of TYPE_READONLY on its type.
10674 2008-08-12 Ira Rosen <irar@il.ibm.com>
10676 * tree-vectorizer.c: Depend on langhooks.h.
10677 (supportable_widening_operation): Add two arguments. Support double
10679 (supportable_narrowing_operation): Likewise.
10680 * tree-vectorizer.h (supportable_widening_operation): Add two
10682 (supportable_narrowing_operation): Likewise.
10683 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
10684 supportable_widening_operation with correct arguments.
10685 * tree-vect-transform.c (vectorizable_conversion): Likewise.
10686 (vectorizable_type_demotion): Support double type conversions.
10687 (vectorizable_type_promotion): Likewise.
10688 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
10690 2008-08-11 Michael Matz <matz@suse.de>
10692 * i386/i386.c (override_options): Move initialisation from
10693 flag_schedule_insns_after_reload to here from ...
10694 (optimization_options): ... here.
10696 2008-08-11 Jakub Jelinek <jakub@redhat.com>
10698 PR rtl-optimization/36998
10699 * dwarf2out.c (compute_barrier_args_size_1,
10700 compute_barrier_args_size): Temporarily remove assertions.
10702 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10704 PR middle-end/20644
10705 * tree-ssa.c (struct walk_data): Add new flag
10706 warn_possibly_uninitialized.
10707 (warn_uninitialized_var): Use it.
10708 (warn_uninitialized_vars): New.
10709 (execute_early_warn_uninitialized): Call it.
10710 (execute_late_warn_uninitialized): Likewise.
10712 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10714 PR middle-end/36238
10715 * reload1.c (gen_reload): Guard calls to get_secondary_mem
10716 for memory subregs.
10718 2008-08-09 Jan Hubicka <jh@suse.cz>
10721 * optabs.c (maybe_emit_unop_insn): Remove produced code if
10723 (expand_fix): Be prepared for expansion to fail.
10724 (expand_sfix_optab): Remove instructions if expansion failed.
10726 2008-08-09 Anatoly Sokolov <aesok@post.ru>
10728 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
10729 avr31 architecture.
10730 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
10731 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10733 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10735 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
10736 mips/t-libgcc-mips16 to tmake_file.
10737 * config/mips/mips-protos.h (mips_call_type): New enum.
10738 (mips_pic_base_register, mips_got_load): Declare.
10739 (mips_restore_gp): Take an rtx argument.
10740 (mips_use_pic_fn_addr_reg_p): Declare.
10741 (mips_expand_call): Replace the sibcall_p argument with
10742 a mips_call_type argument. Add a lazy_p parameter.
10743 (mips_split_call): Declare.
10744 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
10745 (MIPS16_PIC_TEMP): Likewise.
10746 (reg_class): Delete M16_NA_REGS.
10747 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10748 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
10749 (mips_split_hi_p): Declare.
10750 * config/mips/mips.c (mips_split_hi_p): New array.
10751 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
10752 (mips_got_symbol_type_p): New function.
10753 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
10754 (mips16_stub_function_p): New function.
10755 (mips16_local_function_p): Likewise.
10756 (mips_use_pic_fn_addr_reg_p): Likewise.
10757 (mips_cannot_force_const_mem): Return false for HIGHs.
10758 Extend CONST_INT and symbolic handling to MIPS16, using
10759 mips_symbol_insns to check that the base symbol type is a
10760 legitimate constant. Reject GOT-based constants if
10761 TARGET_MIPS16_PCREL_LOADS.
10762 (mips_const_insns): Check targetm.cannot_force_const_mem when
10763 decomposing a symbolic base and a large offset.
10764 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
10765 When calling a function that needs $25 from MIPS16 code,
10766 move the target address into $25 separately and add a USE
10768 (mips16_gp_pseudo_reg): Insert the initializer immediately
10769 before the first real insn.
10770 (mips_pic_base_register, mips_got_load): New functions.
10771 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
10772 parameter to LOW_OUT. Say that it can be any valid SET_SRC
10773 when splitting a load-address operation. Split SYMBOL_GOT_DISP
10774 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
10775 (mips_call_tls_get_addr): Update the call to mips_expand_call,
10776 also passing NULL_RTX rather than const0_rtx as the aux argument.
10777 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
10778 instead of TARGET_EXPLICIT_RELOCS.
10779 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
10780 (mips_load_call_address): Replace the sibcall_p argument with
10781 a mips_call_type argument. Use mips_got_load.
10782 (mips16_local_alias): New structure.
10783 (mips16_local_aliases): New variable.
10784 (mips16_local_aliases_hash): New function.
10785 (mips16_local_aliases_eq): Likewise.
10786 (mips16_local_alias): Likewise.
10787 (mips16_stub_function): Likewise.
10788 (mips16_build_function_stub): Create a local alias for the target
10789 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10790 .cpload directive and an R_MIPS_NONE relocation for the target
10791 function, then load the alias rather than the function itself.
10792 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10793 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10794 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10795 (mips16_build_call_stub): Replace the FN parameter with an
10796 FN_PTR parameter. Force the address into a register if it
10797 isn't a call_insn_operand; don't rely on the caller to do this.
10798 If a call to a locally-defined and locally-binding MIPS16
10799 function must be made indirectly, redirect the call to the
10800 function's local alias. Use mips16_stub_function_p,
10801 mips16_stub_function, mips_expand_call and use_reg.
10802 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10803 Use explicit %hi and %lo accesses where possible.
10804 Use MIPS_CALL to generate the correct code form of a
10805 jal instruction. Add clobbers of $18 instead of uses.
10806 Update the call to mips_emit_call_insn.
10807 (mips_expand_call): Replace the SIBCALL_P argument with a
10808 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10809 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10810 allowing it to modify the call address. Update the calls to
10811 mips_load_call_address and mips_emit_call_insn.
10812 (mips_split_call): New function.
10813 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10814 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10815 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10816 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10817 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10819 (mips_cprestore_slot): New function.
10820 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10821 and use mips_cprestore_slot.
10822 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10824 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10825 then use a copygp_mips16 instruction to set up $28.
10826 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10827 (mips16_lay_out_constants): Call split_all_insns_noflow.
10828 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10829 false if TARGET_MIPS16.
10830 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10831 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10832 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10833 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10834 MIPS16 code. Allow MIPS16 o32 PIC.
10835 (mips_override_options): Allow MIPS16 o32 PIC.
10836 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10837 after reload if TARGET_USE_GOT.
10838 (UNSPEC_COPYGP): New constant.
10839 (length): Use a default length of 8 for MIPS16 GOT loads.
10840 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10841 (*got_page<mode>): Check mips_split_hi_p.
10842 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10843 (unspec_got<mode>, unspec_call<mode>): New expanders.
10844 (load_got<mode>, load_call<mode>): Remove the length attributes.
10845 Use a got attribute instead of a type attribute.
10846 (copygp_mips16): New insn.
10847 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10848 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10849 (sibcall, sibcall_value, call, call_value): Update the calls
10850 to mips_expand_call.
10851 (call_internal, call_value_internal): Use mips_split_call.
10852 (call_value_multiple_internal): Likewise.
10853 (call_split): Move after call_internal (the insn it is split from).
10854 (call_internal_direct, call_value_internal_direct): Turn into
10855 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10856 (call_direct_split, call_value_direct_split): New patterns.
10857 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10858 and use M16_REGS instead of M16_NA_REGS.
10859 * config/mips/predicates.md (const_call_insn_operand): Replace
10860 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10861 mips_use_pic_fn_addr_reg_p check.
10862 (move_operand): Reject HIGHs if mips_split_hi_p.
10863 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10864 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10865 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10866 * config/mips/libgcc-mips16.ver: New file.
10867 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10868 $(srcdir)/config/mips/libgcc-mips16.ver.
10870 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10872 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10874 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10875 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10876 (mips16_cfun_returns_in_fpr_p): Likewise.
10878 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10880 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10881 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10882 rather than 4 to PC.
10884 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10886 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10887 (FUNCTION_PROFILER): Save the static chain pointer into $2
10888 beforehand and restore it aftewards.
10889 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10890 address directly into $25 and call the function through $25;
10891 do not clobber $3. Pad the DImode version to cover the space
10892 left by the deleted $25 <- $3 move.
10893 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10894 the removal of the $25 <- $3 move.
10895 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10896 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10898 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10899 Daniel Jacobowitz <dan@codesourcery.com>
10901 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10902 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10903 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10904 * config/mips/mips.c (mips_start_function_definition): New function.
10905 (mips_end_function_definition): Likewise.
10906 (mips_output_function_prologue): Use mips_start_function_definition.
10907 (mips_output_function_epilogue): Use mips_end_function_definition.
10908 (build_mips16_function_stub): Use mips_start_function_definition
10909 and mips_end_function_definition.
10910 (build_mips16_call_stub): Likewise.
10912 2008-08-09 Richard Guenther <rguenther@suse.de>
10914 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10915 * gimple.h (gimple_call_fn): Adjust comment.
10916 (gimple_call_set_fndecl): New function.
10917 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10918 longer having bare FUNCTION_DECL operand.
10919 (gimple_call_return_type): Likewise.
10920 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10922 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10923 (gimple_mod_pow2): Likewise.
10924 (gimple_mod_subtract): Likewise.
10925 (gimple_ic): Likewise.
10926 (gimple_stringop_fixed_value): Likewise.
10927 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10928 longer having bare FUNCTION_DECL operand.
10929 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10930 * omp-low.c (optimize_omp_library_calls): Likewise.
10931 * cgraphunit.c (update_call_expr): Likewise.
10932 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10933 (execute_convert_to_rsqrt): Likewise.
10934 * cfgexpand.c (gimple_to_tree): Simplify.
10935 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10936 bare FUNCTION_DECL operand.
10937 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10938 (convert_gimple_call): Use gimple_call_fndecl.
10939 * c-common.c (c_warn_unused_result): Likewise.
10941 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10944 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10945 (c_finish_return): Likewise.
10946 (c_start_case): Likewise.
10947 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10948 * c-parser.c (c_parser_condition): New. Call
10949 verify_sequence_points.
10950 (c_parser_paren_condition): Call c_parser_condition.
10951 (c_parser_for_statement): Call c_parser_condition.
10953 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10956 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10957 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10958 Moved from diagnostic.h
10959 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10961 (emit_diagnostic): New.
10962 (warning0, pedwarn0): Delete.
10963 (warning, warning_at, pedwarn, permerror): Return bool.
10964 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10965 Moved to diagnostic.c.
10966 (struct diagnostic_context): Use correct type for
10967 classify_diagnostic.
10968 (diagnostic_report_diagnostic): Update declaration.
10969 (emit_diagnostic): Declare.
10970 * errors.c (warning): Return bool.
10971 * errors.h (warning): Update declaration.
10972 * toplev.h (warning0, pedwarn0): Delete.
10973 (warning, warning_at, pedwarn, permerror): Return bool.
10974 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10975 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10976 inform. Update all calls.
10977 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10978 before giving informative note.
10979 (implicit_decl_warning): Likewise.
10980 * c-typeck.c (build_function_call): Likewise.
10981 * tree-sssa.c (warn_uninit): Likewise.
10982 * builtins.c (gimplify_va_arg_expr): Likewise.
10984 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10987 * doc/invoke.texi (-Wextra): Move warning from here...
10988 (-Wuninitialized): ... to here.
10990 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10993 * flags.h (set_Wunused): Delete
10994 * toplev.c (process_options): Handle Wunused flags here.
10995 * opts.c (maybe_warn_unused_parameter): Delete.
10996 (common_handle_option): Replace set_Wunused by warn_unused.
10997 (set_Wextra): Do not handle Wunused-parameter here.
10998 (set_Wunused): Delete.
10999 * c-opts.c (c_common_handle_option): Replace set_Wunused by
11001 * common.opt (Wunused): Add Var and Init.
11002 (Wunused-function): Likewise.
11003 (Wunused-label): Likewise.
11004 (Wunused-parameter): Likewise.
11005 (Wunused-value): Likewise.
11006 (Wunused-variable): Likewise.
11008 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
11010 * doc/invoke.texi: Add cpu_type power7.
11011 * config.in (HAVE_AS_VSX): New.
11012 * config.gcc: Add cpu_type power7.
11013 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
11015 * configure: Regenerate.
11016 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
11018 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
11019 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
11020 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
11022 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
11024 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
11025 type to vectorize.builtin_conversion.
11026 (vectorizable_conversion): Likewise.
11027 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
11028 integral type as input.
11029 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
11031 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
11032 and ALTIVEC_BUILTIN_VCTSXS.
11033 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
11036 2008-08-08 Richard Guenther <rguenther@suse.de>
11038 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
11039 (surely_varying_stmt_p): Calls are varying only if they are
11040 non-builtin and not indirect or have no result.
11041 (ccp_fold): Re-instantiate code before the tuples merge.
11043 2008-08-08 Richard Guenther <rguenther@suse.de>
11045 PR tree-optimization/37056
11046 * gimple.h (gimple_assign_rhs_class): New helper function.
11047 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
11048 unary operations properly.
11050 2008-08-07 Jan Hubicka <jh@suse.cz>
11052 * i386.h (ix86_size_cost): Declare.
11053 (ix86_cur_cost): New function macro.
11054 * i386.md (peepholes expanding size and splitters): Predicate by
11055 optimize_insn_for_speed_p.
11056 (peepholes reduce size and splitters): Predicate by
11057 optimize_insn_for_size_p.
11058 * i386.c (ix86_size_cost): Rename from ...
11059 (size_cost): This one.
11060 (override_options): Update.
11061 (decide_alg): Likewise.
11062 (ix86_expand_clear): Use RTL profile.
11063 (ix86_pad_returns): Use RTL profile.
11065 2008-08-07 Jan Hubicka <jh@suse.cz>
11067 * recog.c (split_all_insns): Set RTL profile
11068 (peephole2_optimize): Likewise.
11069 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11070 * combine.c (combine_instructions): Likewise.
11072 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11074 * c-common.c (c_common_reswords): Also warn about keyword "bool".
11076 2008-08-07 Bob Wilson <bob.wilson@acm.org>
11078 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
11079 value in a6 after the set_frame_ptr insn.
11081 2008-08-07 Richard Henderson <rth@redhat.com>
11084 * gcc.c (cpp_options): Pass along -g*.
11086 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11088 * config/arm/arm.c (output_move_neon): Update comment describing
11089 big-endian vector layout.
11090 (arm_assemble_integer): Do not handle big-endian NEON vectors
11092 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
11093 neon_vget_lane<mode>_sext_internal,
11094 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
11095 element indices for big-endian.
11097 2008-08-07 Richard Henderson <rth@redhat.com>
11099 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
11100 * configure, config.in: Rebuild.
11101 * debug.h (dwarf2out_do_cfi_asm): Declare.
11102 * c-cppbuiltin.c (c_cpp_builtins): Use it.
11103 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
11104 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
11105 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
11107 2008-08-07 Joseph Myers <joseph@codesourcery.com>
11109 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11110 movv2si_internal): Combine into mov<mode>_internal.
11111 (movv2si_internal_2): Remove.
11113 2008-08-07 Jan Hubicka <jh@suse.cz>
11116 * i386.md (single stringop patterns): Enable unconditionally.
11118 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
11121 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
11123 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
11124 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
11126 * config/i386/sse.md (sse2_movq128): New.
11128 * doc/extend.texi: Document __builtin_ia32_movq128.
11130 2008-08-07 Richard Guenther <rguenther@suse.de>
11132 PR middle-end/37042
11133 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
11134 pointers can access anything.
11136 2008-08-06 Jan Hubicka <jh@suse.cz>
11138 * optabs.c (emit_unop_insn): Break out to ...
11139 (maybe_emit_unop_insn): ... this one.
11140 (expand_sfix_optab): Use maybe variant.
11141 * optabs.h (maybe_emit_unop_insn): Declare.
11143 * i386.md (mov0 patterns): Enable by default.
11144 (FP conversion expanders): Disable expansion of code expanding
11145 sequences when instruction should be optimized for size.
11146 (single strinop patterns): Enable when optimizing for size.
11147 (string expanders): Disable expanding of code expanding sequences
11148 when optimizning instruction for size.
11149 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
11151 (ix86_fp_comparison_sahf_cost): Likewise.
11152 (ix86_expand_branch): Likewise.
11153 (ix86_expand_ashl_const): Likewise.
11154 (ix86_split_ashl): Likewise.
11155 (ix86_expand_strlen): Likewise.
11156 (ix86_emit_fp_unordered_jump): Likewie.
11158 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11160 * c-common.c: Fix typo.
11161 (c_common_reswords): Activate more C++ keyword warnings.
11163 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
11165 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11168 * diagnostic.c (permerror_at): New.
11169 * toplev.h (permerror_at): Declare.
11171 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
11172 Ira Rosen <irar@il.ibm.com>
11174 * tree-vect-transform.c (vect_model_simple_cost): Return
11175 immediately if stmt is pure SLP.
11176 (vect_model_store_cost): Ditto.
11177 (vect_model_load_cost): Ditto.
11178 (vectorizable_store): Remove PURE_SLP check before call
11179 to vect_model_store_cost.
11180 (vect_model_store_cost): When checking whether stmt describe
11181 strided access, add a check that it is not slp_node.
11183 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11186 * c-common.c (warn_for_sign_compare): New. Handle separately the
11187 case that 'constant' is zero.
11188 * c-typeck.c (build_binary_op): Move code to c-common.c
11190 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11192 * config/alpha/alpha.c (alpha_preferred_reload_class,
11193 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
11194 alpha_output_mi_thunk_osf): Avoid C++ keywords.
11195 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
11196 * config/arm/arm.md: Likewise.
11197 * config/avr/avr-protos.h (preferred_reload_class,
11198 test_hard_reg_class, avr_simplify_comparison_p,
11199 out_shift_with_cnt, class_max_nregs): Likewise.
11200 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
11201 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
11202 preferred_reload_class, test_hard_reg_class): Likewise.
11203 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
11204 bfin_memory_move_cost, bfin_secondary_reload,
11205 bfin_output_mi_thunk): Likewise.
11206 * config/crx/crx.c (crx_secondary_reload_class,
11207 crx_memory_move_cost): Likewise.
11208 * config/frv/frv-protos.h (frv_secondary_reload_class,
11209 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
11210 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
11211 frv_secondary_reload_class, frv_class_likely_spilled_p,
11212 frv_class_max_nregs): Likewise.
11213 * config/h8300/h8300.c (h8300_classify_operand,
11214 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
11216 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
11217 * config/ia64/ia64.c (ia64_preferred_reload_class,
11218 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
11219 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
11220 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
11222 * config/m68hc11/m68hc11.c (preferred_reload_class,
11223 m68hc11_memory_move_cost): Likewise.
11224 * config/mcore/mcore.c (mcore_secondary_reload_class,
11225 mcore_reload_class): Likewise.
11226 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
11227 mips_class_max_nregs, mips_cannot_change_mode_class,
11228 mips_preferred_reload_class, mips_secondary_reload_class,
11229 mips_output_mi_thunk): Likewise.
11230 * config/mmix/mmix.c (mmix_preferred_reload_class,
11231 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
11233 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11235 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
11236 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
11237 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11238 * config/rs6000/rs6000.c (paired_expand_vector_init,
11239 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
11240 compare_section_name, rs6000_memory_move_cost): Likewise.
11241 * config/s390/s390.c (s390_emit_compare_and_swap,
11242 s390_preferred_reload_class, s390_secondary_reload,
11243 legitimize_pic_address, legitimize_tls_address,
11244 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
11245 s390_class_max_nregs): Likewise.
11246 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
11247 * config/s390/s390.md: Likewise.
11248 * config/score/score-protos.h (score_secondary_reload_class,
11249 score_preferred_reload_class): Likewise.
11250 * config/score/score.c (score_preferred_reload_class,
11251 score_secondary_reload_class): Likewise.
11252 * config/score/score3.c (score3_output_mi_thunk,
11253 score3_preferred_reload_class, score3_secondary_reload_class,
11254 score3_hard_regno_mode_ok): Likewise.
11255 * config/score/score3.h (score3_preferred_reload_class,
11256 score3_secondary_reload_class): Likewise.
11257 * config/score/score7.c (score7_output_mi_thunk,
11258 score7_preferred_reload_class, score7_secondary_reload_class,
11259 score7_hard_regno_mode_ok): Likewise.
11260 * config/score/score7.h (score7_preferred_reload_class,
11261 score7_secondary_reload_class): Likewise.
11262 * config/sh/sh.c (prepare_move_operands, output_far_jump,
11263 output_branchy_insn, add_constant, gen_block_redirect,
11264 sh_insn_length_adjustment, sh_cannot_change_mode_class,
11265 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
11266 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
11267 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
11268 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
11269 xstormy16_preferred_reload_class): Likewise.
11270 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
11271 xtensa_expand_atomic, override_options,
11272 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
11274 * reorg.c (try_merge_delay_insns): Likewise.
11275 * tree.c (merge_dllimport_decl_attributes): Likewise.
11277 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
11279 2008-08-06 Michael Matz <matz@suse.de>
11281 * Makefile.in (write_entries_to_file): Quote words.
11282 * gengtype.c: (read_input_line): Skip over leading white-space.
11284 2008-08-06 Marc Gauthier <marc@tensilica.com>
11286 * config.gcc: Match more processor names for Xtensa.
11287 * configure.ac: Likewise.
11288 * doc/install.texi (Specific): Likewise.
11289 * configure: Regenerate.
11291 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11293 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
11294 * calls.c (avoid_likely_spilled_reg): Likewise.
11295 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
11296 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
11297 * config/i386/i386.c (ix86_expand_special_args_builtin,
11298 ix86_secondary_reload): Likewise.
11299 * except.c (struct eh_region, gen_eh_region_catch,
11300 remove_unreachable_regions, duplicate_eh_regions,
11301 assign_filter_values, build_post_landing_pads,
11302 sjlj_find_directly_reachable_regions, remove_eh_handler,
11303 reachable_next_level, foreach_reachable_handler,
11304 can_throw_internal_1, can_throw_external_1,
11305 collect_one_action_chain): Likewise.
11306 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
11307 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
11308 * function.c (update_temp_slot_address, instantiate_new_reg,
11309 instantiate_virtual_regs_in_rtx,
11310 instantiate_virtual_regs_in_insn): Likewise.
11311 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
11312 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
11313 gimplify_cleanup_point_expr): Likewise.
11314 * ipa-cp.c (ipcp_lattice_changed): Likewise.
11315 * passes.c (next_pass_1): Likewise.
11316 * print-tree.c (print_node_brief, print_node): Likewise.
11317 * profile.c (branch_prob): Likewise.
11318 * tree-dump.c (dump_register): Likewise.
11319 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
11321 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
11322 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
11323 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
11324 copy_arguments_for_versioning, copy_static_chain): Likewise.
11325 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
11326 add_new_name_mapping, register_new_name_mapping): Likewise.
11327 * tree-mudflap.c (mf_xform_derefs): Likewise.
11328 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
11329 get_init_expr, combine_chains): Likewise.
11330 * tree-pretty-print.c (dump_generic_node): Likewise.
11331 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
11332 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
11333 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
11334 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
11336 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11338 PR middle-end/37010
11339 * calls.c (expand_call): Use the biggest preferred stack
11342 2008-08-06 Michael Matz <matz@suse.de>
11345 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
11346 for reused reload, instead of overwriting them.
11348 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
11350 PR middle-end/37009
11351 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
11352 for incoming stack boundary.
11354 * function.c (assign_parm_find_entry_rtl): Update
11355 parm_stack_boundary.
11357 * function.h (rtl_data): Add parm_stack_boundary.
11359 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
11360 parm_stack_boundary for incoming stack boundary.
11362 2008-08-06 Joseph Myers <joseph@codesourcery.com>
11364 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
11365 for unrepresentable subregs or treat them as equal to other regs
11366 or subregs with the same register number.
11368 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
11370 PR middle-end/35432
11371 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
11374 2008-08-06 Jan Hubicka <jh@suse.cz>
11376 * predict.c (maybe_hot_frequency_p): When profile is absent, all
11377 frequencies might be hot.
11379 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
11381 * reload.c (find_reloads): Force constants into literal pool
11382 also if they are wrapped in a SUBREG.
11384 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11387 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
11388 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
11389 Don't allow predicated instructions for data speculation.
11390 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
11393 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11395 * haifa-sched.c (extend_global): Split to extend_global_data and
11396 extend_region_data. Update all uses.
11397 (extend_all): Rename to extend_block_data.
11399 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
11401 * sched-rgn.c (new_ready): Check if instruction can be
11402 speculatively scheduled before attempting speculation.
11403 (debug_rgn_dependencies): Remove wrongful assert.
11405 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11407 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
11409 2008-08-05 Bob Wilson <bob.wilson@acm.org>
11411 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
11412 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
11413 va_size, and type_size.
11415 2008-08-04 Jason Merrill <jason@redhat.com>
11418 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
11419 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
11421 2008-08-05 Richard Henderson <rth@redhat.com>
11423 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
11424 * configure: Rebuild.
11426 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11429 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
11430 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
11433 2008-08-05 Richard Henderson <rth@redhat.com>
11435 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
11436 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
11437 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
11438 * common.opt (fdwarf2-cfi-asm): New.
11439 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
11440 * config.in, configure: Rebuild.
11441 * dwarf2asm.c (dw2_asm_output_data_raw): New.
11442 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
11444 (dw2_force_const_mem): Externalize.
11445 * dwarf2asm.h: Update.
11446 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
11447 generate a real label.
11448 (output_cfi_directive): New.
11449 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
11450 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
11451 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
11453 (dwarf2out_end_epilogue): Emit .cfi_endproc.
11454 (output_loc_operands_raw, output_loc_sequence_raw): New.
11455 (output_cfa_loc_raw): New.
11457 2008-08-05 Paul Brook <paul@codesourcery.com>
11459 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
11460 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
11461 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
11462 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
11463 * config/arm/arm.h (TARGET_VFPD32): Define.
11464 (TARGET_VFP3): Use TARGET_VFPD32.
11465 (fputype): Add FPUTYPE_VFP3D16.
11466 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
11467 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
11468 * config/arm/arm-cores.def: Add cortex-r4f.
11469 * config/arm/arm-tune.md: Regenerate.
11471 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11473 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
11474 Reword some comments throughout the file.
11476 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
11477 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
11478 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
11479 MFC_MIN_DMA_LIST_ELEMENTS.
11480 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
11481 MFC_MAX_DMA_LIST_ELEMENTS.
11483 (MFC_START_ENABLE): Remove PPU-only define.
11484 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
11485 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
11487 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
11488 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
11489 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
11490 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
11491 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
11492 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
11493 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
11495 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
11496 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
11497 (mfc_sdcrt, mfc_sdcrtst): Likewise.
11498 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
11500 (spu_read_machine_status): Fix typo.
11502 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11504 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
11505 SUBREG of multi-word hard register.
11506 * config/spu/spu.c (valid_subreg): Likewise.
11507 (adjust_operand): Handle SUBREGs of multi-word hard registers.
11509 2008-08-04 Richard Guenther <rguenther@suse.de>
11511 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
11512 the candidate with the stripped base if that base is different
11513 from the original base even for offset zero.
11515 2008-08-04 Richard Guenther <rguenther@suse.de>
11517 PR middle-end/36691
11518 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
11519 check for no_overflow.
11521 2008-08-04 Richard Guenther <rguenther@suse.de>
11523 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
11525 2008-08-04 Paul Brook <paul@codesourcery.com>
11527 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
11528 (arm_order_regs_for_local_alloc): New function.
11529 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
11531 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
11533 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11536 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
11537 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
11538 (ix86_expand_epilogue): Likewise.
11540 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
11542 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
11545 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11547 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
11548 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
11549 (*movv2sf_internal_rex64): Ditto.
11551 2008-08-03 Jan Hubicka <jh@suse.cz>
11553 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
11554 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
11555 * expmed.c (expand_smod_pow2): Likewise.
11557 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
11560 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
11561 alternative 0 of operand 1.
11562 (*vec_concatv2di_rex64_sse): Ditto.
11563 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
11565 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
11566 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
11567 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
11568 (*movv2sf_internal_rex64): Ditto.
11570 2008-08-02 Richard Guenther <rguenther@suse.de>
11573 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
11574 (ssedoublesizemode): New mode attribute.
11575 (sse_shufps): Call gen_sse_shufps_v4sf.
11576 (sse_shufps_1): Macroize.
11577 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
11578 (sse2_shufpd_1): Macroize.
11579 (vec_extract_odd, vec_extract_even): New expanders.
11580 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
11581 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
11582 * i386.c (ix86_expand_vector_init_one_nonzero): Call
11583 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
11584 (ix86_expand_vector_set): Likewise.
11585 (ix86_expand_reduc_v4sf): Likewise.
11587 2008-08-01 Doug Kwan <dougkwan@google.com>
11589 * matrix-reorg.c: Re-enable all code.
11590 (struct malloc_call_data): Change CALL_STMT to gimple type.
11591 (collect_data_for_malloc_call): Tuplify.
11592 (struct access_site_info): Change STMT to gimple type.
11593 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
11594 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
11595 (struct free_info): Change STMT to gimple type.
11596 (struct matrix_access_phi_node): Change PHI to gimple type.
11597 (get_inner_of_cast_expr): Remove.
11598 (may_flatten_matrices_1): Tuplify.
11599 (may_flatten_matrices): Ditto.
11600 (mark_min_matrix_escape_level): Ditto.
11601 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
11602 (ssa_accessed_in_call_rhs): New
11603 (ssa_accessed_in_assign_rhs): New
11604 (record_access_alloc_site_info): Tuplify.
11605 (add_allocation_site): Ditto.
11606 (analyze_matrix_allocation_site): Ditto.
11607 (analyze_transpose): Ditto.
11608 (get_index_from_offset): Ditto.
11609 (update_type_size): Ditto.
11610 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
11611 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
11612 (analyze_accesses_for_phi_node): Tuplify.
11613 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
11614 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
11615 (analyze_matrix_accesses): Tuplify.
11616 (check_var_data): New call-back type for check_var_notmodified_p.
11617 (check_var_notmodified_p): Tuplify and use call-back struct to
11618 return statement found.
11619 (can_calculate_expr_before_stmt): Factor out statement related code
11621 (can_calculate_stmt_before_stmt): New.
11622 (check_allocation_function): Tuplify.
11623 (find_sites_in_func): Ditto.
11624 (record_all_accesses_in_func): Ditto.
11625 (transform_access_sites): Ditto.
11626 (transform_allocation_sites): Ditto.
11627 (matrix_reorg): Re-enable.
11628 (gate_matrix_reorg): Re-enable.
11630 2008-08-01 Jakub Jelinek <jakub@redhat.com>
11632 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
11633 for labels for which it hasn't been set yet. If it has been set,
11634 stop walking insns and continue with next worklist item.
11635 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
11636 if the only BARRIER is at the very end of a function.
11638 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11640 * cfgexpand.c (expand_stack_alignment): Assert that
11641 stack_realign_drap and drap_rtx must match.
11643 * function.c (instantiate_new_reg): If DRAP is used to realign
11644 stack, replace virtual_incoming_args_rtx with internal arg
11647 2008-08-01 Richard Guenther <rguenther@suse.de>
11649 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
11650 loop information only if we initialized it.
11651 (execute_pre): Call fini_pre with in_fre.
11652 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
11653 if we do not unroll because we hit max-completely-peeled-insns.
11654 Use our estimation for consistency, do allow shrinking.
11656 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
11658 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
11659 with MIN_STACK_BOUNDARY.
11660 (ix86_update_stack_boundary): Likewise.
11661 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
11664 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
11665 (MIN_STACK_BOUNDARY): This.
11667 2008-08-01 Richard Guenther <rguenther@suse.de>
11669 PR middle-end/36997
11670 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
11672 2008-08-01 Richard Guenther <rguenther@suse.de>
11674 PR tree-optimization/36988
11675 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
11676 do not matter if that doesn't change volatile qualification.
11678 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
11680 * configure.ac: Do not generate libada-mk. Do not subst
11681 host_cc_for_libada.
11682 * libada-mk.in: Remove.
11683 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
11684 * configure: Regenerate.
11686 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
11688 * tree-pass.h: Added comment about not dumping passes with name
11689 starting with star in struct opt_pass.
11690 * passes.c (register_dump_files_1): Don't do dump for a pass with
11691 name starting with star.
11692 * doc/passes.texi (Pass manager): Mention pass names and special
11693 meaning of star prefix to avoid dump.
11695 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
11697 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
11699 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
11700 (ISA_MIPS64R2): New macro.
11701 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
11702 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
11703 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
11704 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
11705 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
11706 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
11707 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
11708 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
11709 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
11710 Move up to keep list alphabetically sorted.
11711 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
11712 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
11714 * doc/invoke.texi (MIPS Options): Add -mips64r2.
11715 (-march=@var{arch}): Add mips64r2.
11717 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11719 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
11721 2008-07-31 Steve Ellcey <sje@cup.hp.com>
11723 * expr.c (expand_assignment): Check for complete type.
11725 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11728 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
11730 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
11731 for stack alignment.
11733 * function.h (rtl_data): Add stack_realign_tried. Update comments.
11735 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
11737 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
11738 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
11740 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11742 PR rtl-optimization/36419
11743 * dwarf2out.c (barrier_args_size): New variable.
11744 (compute_barrier_args_size, compute_barrier_args_size_1): New
11746 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
11747 if not called yet in the current function, use barrier_args_size
11748 array to find the new args_size value.
11749 (dwarf2out_frame_debug): Free and clear barrier_args_size.
11751 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11754 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
11757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
11760 * dwarf2out.c (dwarf2out_args_size_adjust): New.
11761 (dwarf2out_stack_adjust): Use it.
11762 (dwarf2out_frame_debug_expr): Likewise.
11764 2008-07-31 Richard Guenther <rguenther@suse.de>
11766 PR tree-optimization/36978
11767 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
11768 the generated condition.
11770 2008-07-31 Richard Guenther <rguenther@suse.de>
11772 * passes.c (init_optimization_passes): Always call
11773 pass_early_warn_uninitialized.
11774 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
11775 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
11776 * doc/passes.texi (Warn for uninitialized variables): Adjust.
11778 2008-07-31 Jakub Jelinek <jakub@redhat.com>
11781 * builtins.c (maybe_emit_free_warning): New function.
11782 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11783 maybe_emit_free_warning for BUILT_IN_FREE.
11786 * dwarf2out.c (get_context_die): New function.
11787 (force_decl_die, force_type_die): Use it.
11788 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11789 returns NULL, force generation of DW_TAG_typedef and put that into
11792 PR preprocessor/36649
11793 * c-pch.c (c_common_read_pch): Save and restore
11794 line_table->trace_includes across PCH restore.
11796 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11799 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11801 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11804 * final.c (call_from_call_insn): Handle COND_EXEC.
11806 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11808 * builtins.c (std_gimplify_va_arg_expr): Replace
11809 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11810 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11812 2008-07-30 Joey Ye <joey.ye@intel.com>
11813 H.J. Lu <hongjiu.lu@intel.com>
11815 * builtins.c (expand_builtin_setjmp_receiver): Replace
11816 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11817 (expand_builtin_apply_args_1): Likewise.
11818 (expand_builtin_longjmp): Need DRAP for stack alignment.
11819 (expand_builtin_apply): Likewise.
11821 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11822 instead of assign_stack_local to allow alignment reduction.
11824 * calls.c (emit_call_1): Need DRAP for stack alignment if
11826 (expand_call): Replace virtual_incoming_args_rtx with
11827 crtl->args.internal_arg_pointer.
11828 * stmt.c (expand_nl_goto_receiver): Likewise.
11830 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11831 alignment and store to stack_alignment_estimated and
11832 max_used_stack_slot_alignment.
11833 (expand_one_var): Likewise.
11834 (expand_stack_alignment): New function.
11835 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11836 and stack_alignment_estimated fields in rtl_data. Call
11837 expand_stack_alignment at end.
11839 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11840 (MAX_STACK_ALIGNMENT): Likewise.
11841 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11842 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11844 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11845 stack alignment when generating virtual registers.
11847 * function.c (assign_stack_local): Renamed to ...
11848 (assign_stack_local_1): This. Add a parameter to indicate
11849 if it is OK to reduce alignment.
11850 (assign_stack_local): Use it.
11851 (instantiate_new_reg): Instantiate virtual incoming args rtx
11852 to vDRAP if stack realignment and DRAP is needed.
11853 (assign_parms): Collect parameter/return type alignment and
11854 contribute to stack_alignment_estimated.
11855 (locate_and_pad_parm): Likewise.
11856 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11857 with crtl->args.internal_arg_pointer.
11859 * function.h (rtl_data): Add new field drap_reg,
11860 max_used_stack_slot_alignment, stack_alignment_estimated,
11861 stack_realign_needed, need_drap, stack_realign_processed and
11862 stack_realign_finalized.
11863 (stack_realign_fp): New macro.
11864 (stack_realign_drap): Likewise.
11866 * global.c (compute_regsets): Frame pointer is needed when
11867 stack is realigned. Can eliminate frame pointer when stack is
11868 realigned and dynamic realigned argument pointer isn't used.
11870 * reload1.c (update_eliminables): Frame pointer is needed
11871 when stack is realigned.
11872 (init_elim_table): Can eliminate frame pointer when stack is
11873 realigned and dynamic realigned argument pointer isn't used.
11875 * rtl.h (assign_stack_local_1): Declare new funtion.
11877 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11878 (TARGET_GET_DRAP_RTX): Likewise.
11879 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11880 TARGET_GET_DRAP_RTX.
11882 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11884 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11885 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11887 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11888 H.J. Lu <hongjiu.lu@intel.com>
11890 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11891 vdrap_reg, stack_realign and drap_reg_saved.
11892 (add_cfi): Don't allow redefining CFA when DRAP is used.
11893 (reg_save): Handle stack alignment.
11894 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11895 alignment. Don't generate DWARF information for (set fp sp)
11897 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11899 (int_loc_descriptor): Move prototype forward. Also define if
11900 DWARF2_UNWIND_INFO is true.
11901 (output_cfa_loc): Handle DW_CFA_expression.
11902 (build_cfa_aligned_loc): New.
11903 (based_loc_descr): Update assert for stack realign. For local
11904 variables, use sp+offset when stack is aligned without drap and
11905 fp+offset when stack is aligned with drap. For arguments, use
11906 cfa+offset when drap is used to align stack.
11908 2008-07-30 Joey Ye <joey.ye@intel.com>
11909 H.J. Lu <hongjiu.lu@intel.com>
11911 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11913 (ix86_gen_andsp): New.
11914 (ix86_user_incoming_stack_boundary): Likewise.
11915 (ix86_default_incoming_stack_boundary): Likewise.
11916 (ix86_incoming_stack_boundary): Likewise.
11917 (ix86_can_eliminate): Likewise.
11918 (find_drap_reg): Likewise.
11919 (ix86_update_stack_boundary): Likewise.
11920 (ix86_get_drap_rtx): Likewise.
11921 (ix86_finalize_stack_realign_flags): Likewise.
11922 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11923 (TARGET_GET_DRAP_RTX): Likewise.
11924 (override_options): Overide option value for new options.
11925 (ix86_function_ok_for_sibcall): Remove check for
11926 force_align_arg_pointer.
11927 (ix86_handle_cconv_attribute): Likewise.
11928 (ix86_function_regparm): Likewise.
11929 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11930 (ix86_va_start): Replace virtual_incoming_args_rtx with
11931 crtl->args.internal_arg_pointer.
11932 (ix86_select_alt_pic_regnum): Check DRAP register.
11933 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11934 (ix86_compute_frame_layout): Compute frame layout wrt stack
11936 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11937 (ix86_expand_prologue): Decide if stack realignment is needed
11938 and generate prologue code accordingly.
11939 (ix86_expand_epilogue): Generate epilogue code wrt stack
11940 realignment is really needed or not.
11942 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11943 (ABI_STACK_BOUNDARY): Likewise.
11944 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11945 (STACK_REALIGN_DEFAULT): Likewise.
11946 (INCOMING_STACK_BOUNDARY): Likewise.
11947 (MAX_STACK_ALIGNMENT): Likewise.
11948 (ix86_incoming_stack_boundary): Likewise.
11949 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11950 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11951 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11952 (machine_function): Remove force_align_arg_pointer.
11954 * config/i386/i386.md (BX_REG): New.
11955 (R13_REG): Likewise.
11957 * config/i386/i386.opt (mforce_drap): New.
11958 (mincoming-stack-boundary): Likewise.
11959 (mstackrealign): Add Init(-1).
11961 * config/i386/i386-protos.h (ix86_can_eliminate): New
11963 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11965 * doc/extend.texi: Update force_align_arg_pointer.
11967 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11970 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11971 (INCOMING_STACK_BOUNDARY): Likewise.
11972 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11973 (TARGET_GET_DRAP_RTX): Likewise.
11975 2008-07-30 Andreas Schwab <schwab@suse.de>
11977 PR rtl-optimization/36929
11978 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11979 add_insn_before and fix argument order.
11980 (replace_inc_dec_mem): Handle NULL rtx.
11982 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11984 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11986 (arm_compute_initial_elimination_offset): Use it.
11987 (arm_compute_save_reg_mask): Include static chain save slot when
11988 calculating alignment.
11989 (arm_get_frame_offsets): Ditto.
11990 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11991 that we can use to decrement the stack when the stack decrement
11992 could be too big for an immediate value in a single insn.
11993 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11995 2008-07-30 Richard Guenther <rguenther@suse.de>
11997 PR tree-optimization/36967
11998 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11999 Release defs of statements we remove.
12001 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12003 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
12004 instead of NULL_RTVEC.
12006 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
12010 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
12013 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
12015 * final.c (call_from_call_insn): New.
12016 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
12018 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
12020 * configure.ac: Substitute ADA_CFLAGS.
12021 * configure: Regenerate.
12022 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
12023 * Makefile.in: Remove mention of X_* variables.
12024 * config/pa/x-ada-hpux10: Remove.
12025 * config/pa/x-ada: Remove.
12027 * doc/fragments.texi: Update.
12029 2008-07-30 Olivier Hainque <hainque@adacore.com>
12031 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
12032 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
12033 __dso_handle explicitly here.
12035 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12038 * c-typeck.c (build_binary_op): Encapsulate code into...
12039 * c-common.c (shorten_binary_op): ...this new function.
12040 (conversion_warning): Use the new function. Handle non-negative
12041 constant in bitwise-and.
12042 * c-common.h (shorten_binary_op): Declare.
12044 2008-07-30 Olivier Hainque <hainque@adacore.com>
12046 * scan.c (make_sstring_space): Add explicit conversions of
12047 allocator's return value.
12048 * fix-header.c (recognized_function): Likewise.
12050 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12052 * doc/cpp.texi: Update to GFDL 1.2.
12053 * doc/gcc.texi: Do not list GPL as Invariant Section.
12054 * doc/gccint.texi: Likewise. Update copyright years.
12055 * doc/install.texi: Update copyright years.
12057 2008-07-30 Alan Modra <amodra@bigpond.net.au>
12060 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
12061 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
12063 2008-07-29 Jan Hubicka <jh@suse.cz>
12065 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
12066 (grokdeclarator): Likewise.
12067 * langhooks.c (lhd_warn_unused_global_decl): Use
12068 DECL_DECLARED_INLINE_P.
12069 * print-tree.c (print_node): Remove DECL_INLINE check.
12071 2008-07-29 Richard Guenther <rguenther@suse.de>
12073 PR tree-optimization/36945
12074 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
12075 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
12076 Record invariant addresses un-decomposed.
12077 (copy_reference_ops_from_call): Record reference call
12078 arguments properly. Simplify.
12079 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
12080 helper split out from ...
12081 (create_component_ref_by_pieces): ... here. Simplify.
12082 Prepare for recursive invocation for call arguments.
12083 (create_expression_by_pieces): Adjust call to
12084 create_component_ref_by_pieces.
12085 (compute_avail): Process operand 2 of reference ops.
12087 2008-07-29 Richard Guenther <rguenther@suse.de>
12089 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
12091 2008-07-29 Jakub Jelinek <jakub@redhat.com>
12093 * c-format.c (check_format_types): Revert unwanted checkin.
12095 2008-07-29 Jan Hubicka <jh@suse.cz>
12097 * flags.h (flag_really_no_inline): Remove.
12098 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
12099 * toplev.c (flag_really_no_inline): Remove.
12100 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
12101 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
12102 (cgraph_decide_inlining_incrementally): Likewise.
12103 (compute_inline_parameters): Likewise.
12104 * opts.c (decode_options): Simplify.
12105 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
12106 * common.opt (finline): Initialize to 1.
12107 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
12109 2008-07-29 Jan Hubicka <jh@suse.cz>
12111 * predict.c (always_optimize_for_size_p): New function.
12112 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12113 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12114 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
12116 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
12117 * function.c (prepare_function_start): Set default profile.
12118 * function.h (rtl_data): Add maybe_hot_insn_p.
12119 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
12120 (construct_exit_block): Likewise.
12121 (tree_expand_cfg): Likewise.
12123 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
12124 optimize_edge_for_size_p, optimize_edge_for_speed_p,
12125 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
12126 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
12129 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12132 * c-decl.c (merge_decls): Merge USED flags.
12134 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
12136 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
12137 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
12138 next_stack, lab_false and lab_over trees.
12140 2008-07-28 Richard Guenther <rguenther@suse.de>
12142 PR tree-optimization/36957
12143 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
12144 (useless_type_conversion_p): Remove.
12145 (types_compatible_p): Remove.
12146 * gimple.h (tree_ssa_useless_type_conversion): Declare.
12147 (useless_type_conversion_p): Declare.
12148 (types_compatible_p): Declare.
12149 (gimple_expr_type): Return the base type only if it is
12150 trivially convertible to the subtype.
12152 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
12154 * configure.ac: Use the m4_do macro to concatenate the warnings into
12155 one string in ACX_PROG_CC_WARNING_OPTS,
12156 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
12157 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
12158 * configure: Regenerate.
12160 2008-07-28 Richard Guenther <rguenther@suse.de>
12162 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
12163 (insert_fake_stores): Remove.
12164 (realify_fake_stores): Likewise.
12165 (execute_pre): Remove dead code.
12166 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
12167 (find_func_aliases): Deal with it here instead.
12168 Re-enable gcc_unreachable call.
12170 2008-07-28 Richard Guenther <rguenther@suse.de>
12172 Merge from gimple-tuples-branch.
12174 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
12175 * gimple.def: New file.
12176 * gsstruct.def: Likewise.
12177 * gimple-iterator.c: Likewise.
12178 * gimple-pretty-print.c: Likewise.
12179 * tree-gimple.c: Removed. Merged into ...
12180 * gimple.c: ... here. New file.
12181 * tree-gimple.h: Removed. Merged into ...
12182 * gimple.h: ... here. New file.
12184 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
12185 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
12186 --enable-checking=gimple flag.
12187 * config.in: Likewise.
12188 * configure: Regenerated.
12190 * tree-ssa-operands.h: Tuplified.
12191 * tree-vrp.c: Likewise.
12192 * tree-loop-linear.c: Likewise.
12193 * tree-into-ssa.c: Likewise.
12194 * tree-ssa-loop-im.c: Likewise.
12195 * tree-dump.c: Likewise.
12196 * tree-complex.c: Likewise.
12197 * cgraphbuild.c: Likewise.
12198 * tree-ssa-threadupdate.c: Likewise.
12199 * tree-ssa-loop-niter.c: Likewise.
12200 * tree-pretty-print.c: Likewise.
12201 * tracer.c: Likewise.
12202 * gengtype.c: Likewise.
12203 * tree-loop-distribution.c: Likewise.
12204 * tree-ssa-loop-unswitch.c: Likewise.
12205 * cgraph.c: Likewise.
12206 * cgraph.h: Likewise.
12207 * tree-ssa-loop-manip.c: Likewise.
12208 * value-prof.c: Likewise.
12209 * tree-ssa-loop-ch.c: Likewise.
12210 * tree-tailcall.c: Likewise.
12211 * value-prof.h: Likewise.
12212 * tree.c: Likewise.
12213 * tree.h: Likewise.
12214 * tree-pass.h: Likewise.
12215 * ipa-cp.c: Likewise.
12216 * tree-scalar-evolution.c: Likewise.
12217 * tree-scalar-evolution.h: Likewise.
12218 * target.h: Likewise.
12219 * lambda-mat.c: Likewise.
12220 * tree-phinodes.c: Likewise.
12221 * diagnostic.h: Likewise.
12222 * builtins.c: Likewise.
12223 * tree-ssa-alias-warnings.c: Likewise.
12224 * cfghooks.c: Likewise.
12225 * fold-const.c: Likewise.
12226 * cfghooks.h: Likewise.
12227 * omp-low.c: Likewise.
12228 * tree-ssa-dse.c: Likewise.
12229 * ipa-reference.c: Likewise.
12230 * tree-ssa-uncprop.c: Likewise.
12231 * toplev.c: Likewise.
12232 * tree-gimple.c: Likewise.
12233 * tree-gimple.h: Likewise.
12234 * tree-chrec.c: Likewise.
12235 * tree-chrec.h: Likewise.
12236 * tree-ssa-sccvn.c: Likewise.
12237 * tree-ssa-sccvn.h: Likewise.
12238 * cgraphunit.c: Likewise.
12239 * tree-ssa-copyrename.c: Likewise.
12240 * tree-ssa-ccp.c: Likewise.
12241 * tree-ssa-loop-ivopts.c: Likewise.
12242 * tree-nomudflap.c: Likewise.
12243 * tree-call-cdce.c: Likewise.
12244 * ipa-pure-const.c: Likewise.
12245 * c-format.c: Likewise.
12246 * tree-stdarg.c: Likewise.
12247 * tree-ssa-math-opts.c: Likewise.
12248 * tree-ssa-dom.c: Likewise.
12249 * tree-nrv.c: Likewise.
12250 * tree-ssa-propagate.c: Likewise.
12251 * ipa-utils.c: Likewise.
12252 * tree-ssa-propagate.h: Likewise.
12253 * tree-ssa-alias.c: Likewise.
12254 * gimple-low.c: Likewise.
12255 * tree-ssa-sink.c: Likewise.
12256 * ipa-inline.c: Likewise.
12257 * c-semantics.c: Likewise.
12258 * dwarf2out.c: Likewise.
12259 * expr.c: Likewise.
12260 * tree-ssa-loop-ivcanon.c: Likewise.
12261 * predict.c: Likewise.
12262 * tree-ssa-loop.c: Likewise.
12263 * tree-parloops.c: Likewise.
12264 * tree-ssa-address.c: Likewise.
12265 * tree-ssa-ifcombine.c: Likewise.
12266 * matrix-reorg.c: Likewise.
12267 * c-decl.c: Likewise.
12268 * tree-eh.c: Likewise.
12269 * c-pretty-print.c: Likewise.
12270 * lambda-trans.c: Likewise.
12271 * function.c: Likewise.
12272 * langhooks.c: Likewise.
12273 * ebitmap.h: Likewise.
12274 * tree-vectorizer.c: Likewise.
12275 * function.h: Likewise.
12276 * langhooks.h: Likewise.
12277 * tree-vectorizer.h: Likewise.
12278 * ipa-type-escape.c: Likewise.
12279 * ipa-type-escape.h: Likewise.
12280 * domwalk.c: Likewise.
12281 * tree-if-conv.c: Likewise.
12282 * profile.c: Likewise.
12283 * domwalk.h: Likewise.
12284 * tree-data-ref.c: Likewise.
12285 * tree-data-ref.h: Likewise.
12286 * tree-flow-inline.h: Likewise.
12287 * tree-affine.c: Likewise.
12288 * tree-vect-analyze.c: Likewise.
12289 * c-typeck.c: Likewise.
12290 * gimplify.c: Likewise.
12291 * coretypes.h: Likewise.
12292 * tree-ssa-phiopt.c: Likewise.
12293 * calls.c: Likewise.
12294 * tree-ssa-coalesce.c: Likewise.
12295 * tree.def: Likewise.
12296 * tree-dfa.c: Likewise.
12297 * except.c: Likewise.
12298 * except.h: Likewise.
12299 * cfgexpand.c: Likewise.
12300 * tree-cfgcleanup.c: Likewise.
12301 * tree-ssa-pre.c: Likewise.
12302 * tree-ssa-live.c: Likewise.
12303 * tree-sra.c: Likewise.
12304 * tree-ssa-live.h: Likewise.
12305 * tree-predcom.c: Likewise.
12306 * lambda.h: Likewise.
12307 * tree-mudflap.c: Likewise.
12308 * ipa-prop.c: Likewise.
12309 * print-tree.c: Likewise.
12310 * tree-ssa-copy.c: Likewise.
12311 * ipa-prop.h: Likewise.
12312 * tree-ssa-forwprop.c: Likewise.
12313 * ggc-page.c: Likewise.
12314 * c-omp.c: Likewise.
12315 * tree-ssa-dce.c: Likewise.
12316 * tree-vect-patterns.c: Likewise.
12317 * tree-ssa-ter.c: Likewise.
12318 * tree-nested.c: Likewise.
12319 * tree-ssa.c: Likewise.
12320 * lambda-code.c: Likewise.
12321 * tree-ssa-loop-prefetch.c: Likewise.
12322 * tree-inline.c: Likewise.
12323 * tree-inline.h: Likewise.
12324 * tree-iterator.c: Likewise.
12325 * tree-optimize.c: Likewise.
12326 * tree-ssa-phiprop.c: Likewise.
12327 * tree-vect-transform.c: Likewise.
12328 * tree-object-size.c: Likewise.
12329 * tree-outof-ssa.c: Likewise.
12330 * cfgloop.c: Likewise.
12331 * system.h: Likewise.
12332 * tree-profile.c: Likewise.
12333 * cfgloop.h: Likewise.
12334 * c-gimplify.c: Likewise.
12335 * c-common.c: Likewise.
12336 * tree-vect-generic.c: Likewise.
12337 * tree-flow.h: Likewise.
12338 * c-common.h: Likewise.
12339 * basic-block.h: Likewise.
12340 * tree-ssa-structalias.c: Likewise.
12341 * tree-switch-conversion.c: Likewise.
12342 * tree-ssa-structalias.h: Likewise.
12343 * tree-cfg.c: Likewise.
12344 * passes.c: Likewise.
12345 * ipa-struct-reorg.c: Likewise.
12346 * ipa-struct-reorg.h: Likewise.
12347 * tree-ssa-reassoc.c: Likewise.
12348 * cfgrtl.c: Likewise.
12349 * varpool.c: Likewise.
12350 * stmt.c: Likewise.
12351 * tree-ssanames.c: Likewise.
12352 * tree-ssa-threadedge.c: Likewise.
12353 * langhooks-def.h: Likewise.
12354 * tree-ssa-operands.c: Likewise.
12355 * config/alpha/alpha.c: Likewise.
12356 * config/frv/frv.c: Likewise.
12357 * config/s390/s390.c: Likewise.
12358 * config/m32c/m32c.c: Likewise.
12359 * config/m32c/m32c-protos.h: Likewise.
12360 * config/spu/spu.c: Likewise.
12361 * config/sparc/sparc.c: Likewise.
12362 * config/i386/i386.c: Likewise.
12363 * config/sh/sh.c: Likewise.
12364 * config/xtensa/xtensa.c: Likewise.
12365 * config/stormy16/stormy16.c: Likewise.
12366 * config/ia64/ia64.c: Likewise.
12367 * config/rs6000/rs6000.c: Likewise.
12368 * config/pa/pa.c: Likewise.
12369 * config/mips/mips.c: Likewise.
12371 2008-07-28 Simon Baldwin <simonb@google.com>
12373 * c-pragma.c (handle_pragma_message): New function.
12374 (init_pragma): Register handle_pragma_message.
12375 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
12378 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
12380 PR tree-optimization/35252
12381 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
12382 REALPART_EXPR to be considered as same load operation.
12384 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
12386 PR tree-optimization/36830
12387 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
12388 (expressions_equal_p): Return false if only one operand is null.
12390 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
12392 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
12393 version requirements.
12395 2008-07-26 Olivier Hainque <hainque@adacore.com>
12397 * collect2.c (symkind): New enum. Symbol kinds we care about.
12398 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
12399 code and head comment accordingly.
12400 (scan_prog_file): Use symkind names instead of bare integers.
12402 2008-07-25 Jan Hubicka <jh@suse.cz>
12404 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
12406 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
12407 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
12408 * dojump.c (clear_pending_stack_adjust): Likewise.
12409 * print-tree.c (print_node): Ignore DECL_INLINE.
12410 * tree-inline.c (inlinable_function_p): Likewise.
12412 2008-07-25 Michael Meissner <gnu@the-meissners.org>
12414 * doc/extend.texi (hot attribute): Document that the hot attribute
12415 turns on -O3 for some ports.
12416 (cold attribute): Document that the cold attribute turns on -Os
12419 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
12420 reflect function specific option support.
12422 * target.h (struct target_option_hooks): Add fields to say whether
12423 the cold attribute implies -Os and the hot attribute implies -O3.
12425 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
12426 By default, do not turn on -Os for cold functions.
12427 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
12428 not turn on -O3 for hot functions.
12430 * c-common.c (handle_hot_attribute): Use target hook to determine
12431 if hot functions should enable -O3.
12432 (handle_cold_attribute): Use target hook to determine if cold
12433 functions should enable -Os.
12435 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
12436 (override_options): Move disable scheduling to
12437 optimization_options.
12438 (optimization_options): Disable scheduling here, not
12440 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12441 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12443 * config/ia64/ia64.c (ia64_override_options): Move setting
12444 scheduling flags to ia64_optimization_options.
12445 (ia64_optimization_options): Disable scheduling options here, and
12446 not in ia64_override_options.
12447 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12448 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
12450 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
12453 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
12455 2008-07-25 Martin Jambor <mjambor@suse.cz>
12457 PR tree-optimization/36926
12458 * ipa-prop.c (ipa_analyze_call_uses): Call
12459 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
12461 2008-07-25 Joseph Myers <joseph@codesourcery.com>
12463 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
12464 movv2si_internal): Add mem = reg alternative.
12466 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
12469 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
12470 DEFAULT_PCC_STRUCT_RETURN to 127.
12472 2008-07-24 Jan Hubicka <jh@suse.cz>
12474 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
12475 (build_cgraph_edges): Likewise.
12476 * cgraph.c (cgraph_node): Do not update assembler hash.
12477 (cgraph_remove_node): Drop non-unit-at-a-time code.
12478 * tree-pass.h (pass_O0_always_inline): Remove.
12479 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
12480 * toplev.c (process_options): Flag unit-at-a-time does not imply
12481 no section anchors.
12482 * cgraphunit.c: Update comments.
12483 (decide_is_function_needed): Drop non-unit-at-a-time mode.
12484 (cgraph_assemble_pending_functions): Remove.
12485 (cgraph_reset_node): Drop non-unit-at-a-time code.
12486 (cgraph_finalize_function): Likewise.
12487 (cgraph_analyze_function): Likewise.
12488 (cgraph_finalize_compilation_unit): Likewise.
12489 (cgraph_expand_function): Likewise.
12490 (cgraph_optimize): Likesise.
12491 (save_inline_function_body): Likewise.
12492 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
12493 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
12494 * ipa-inline.c: Update comments.
12495 (enum inlining_mode): remove INLINE_SPEED.
12496 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
12497 (cgraph_mark_inline_edge): Likewise.
12498 (try_inline): Likewise.
12499 (cgraph_decide_inlining_incrementally): Likewise.
12500 (cgraph_gate_inlining): Remove.
12501 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
12502 (cgraph_gate_early_inlining): Likewise.
12503 (gate_inline_passes): Remove.
12504 (pass_inline_parameters, pass_ipa_inline): Remove gates.
12505 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
12506 pass_O0_always_inline): Remove.
12507 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
12508 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
12509 * opts.c (no_unit_at_a_time_default): Remove.
12510 (decode_options): Remove flag_unit_at_a_time reset and warning.
12511 * opts.h (no_unit_at_a_time_default): Remove.
12512 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
12513 early in GNU dialect.
12514 (merge_decls): Update comment; drop unit-at-a-time check.
12515 (finish_decl): Likewise.
12516 (grok_declaration): Remove flag_inline_trees code.
12517 (finish_functions): Return on function returning non-void on all
12519 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
12520 * cfgexpand.c (expand_one_static_var): Remove.
12521 (expand_one_var): Remove expand_one_static_var call.
12522 (expand_used_vars_for_block): Remove flag_unit_a_time check.
12523 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
12524 and flag_unit_at_a-time compatibility checks.
12525 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
12526 * tree-inline.c (flag_inline_trees): Remove.
12527 (inlinable_function_p): Don't check it.
12528 (expand_call_inline): Remove non-unit-at-a-time code.
12529 * tree-inline.h (flag_inline_trees): Remove.
12530 * tree-optimize.c (execute_early_local_optimizations): Remove
12531 unit-at-a-time checks.
12532 (tree_rest_of_compilation): Likewise.
12533 * combine.c (setup_incoming_promotions): Likewise.
12534 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
12535 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
12536 * passes.c (pass_inline_parameters): Update comments; remove
12537 O0_alwaysinline pass.
12538 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
12539 (execute_one_pass): Likewise.
12540 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
12541 (ix86_function_sseregparm): Likewise.
12542 * arm.c (arm_function_in_section_p): Likewise.
12543 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
12544 * varpool.c: Update comments.
12545 (decide_is_variable_needed): Remove unit-at-a-time checks.
12546 (varpool_finalize_decl): Likewise.
12548 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
12550 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
12551 to 2 instead of -1.
12552 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
12554 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
12556 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
12557 imp symbol extension.
12559 2008-07-23 Ian Lance Taylor <iant@google.com>
12561 * tree-vrp.c (infer_value_range): Ignore asm statements when
12562 looking for memory accesses for -fdelete-null-pointer-checks.
12564 2008-07-24 Ben Elliston <bje@au.ibm.com>
12566 * config/spu/spu-c.c (__vector_keyword): New variable.
12567 (vector_keyword): Likewise.
12568 (spu_categorize_keyword): New function.
12569 (spu_macro_to_expand): Likewise.
12570 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
12571 compiling an ISO C dialect.
12573 2008-07-24 Ben Elliston <bje@au.ibm.com>
12575 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
12576 conventional usage.
12578 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12580 * configure: Regenerate.
12581 * configure.ac: Require texinfo 4.7.
12582 * doc/install.texi: Document texinfo 4.7 requirement.
12584 2008-07-23 Martin Jambor <mjambor@suse.cz>
12586 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
12587 rather than for DECL_SAVED_TREE.
12588 * ipa-prop.c: Include diagnostic.h.
12589 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
12591 (ipa_detect_param_modifications): Function rewritten from scratch.
12592 (ipa_compute_jump_functions): Changed accesses to modification flags.
12593 (ipa_free_node_params_substructures): Update flags destruction.
12594 (ipa_node_duplication_hook): Update flags duplication.
12595 (ipa_print_all_params_modified): Updated flag access.
12596 * ipa-prop.h (struct ipa_param_flags): New structure.
12597 (struct ipa_node_params): New field modification_analysis_done,
12598 modified_flags changed into param_flags.
12599 (ipa_is_ith_param_modified): Changed to use new flags.
12600 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
12602 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
12603 ipa-cp.c and split into two functions.
12604 (ipa_print_node_jump_functions): New function.
12605 (compute_scalar_jump_functions): New function.
12606 (type_like_member_ptr_p): New function.
12607 (compute_pass_through_member_ptrs): New function.
12608 (fill_member_ptr_cst_jump_function): New function.
12609 (determine_cst_member_ptr): New function.
12610 (compute_cst_member_ptr_arguments): New function.
12611 (ipa_compute_jump_functions): Complete rewrite.
12612 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
12613 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
12614 (struct ipa_member_ptr_cst): New structure.
12615 (union jump_func_value): New field member_cst.
12616 * ipa-cp.c (ipcp_lat_is_insertable): New function.
12617 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
12618 jump function types.
12619 (ipcp_print_all_lattices): Slight fprintf rearrangement.
12620 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
12621 instead of ipcp_print_all_jump_functions.
12622 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
12623 only for replacable scalars.
12625 * doc/invoke.texi (Optimize options): Add description of
12626 -findirect-inlining.
12627 * common.opt (flag_indirect_inlining): New flag.
12628 * opts.c (decode_options): Set flag_indirect_inlining when
12631 * ipa-inline.c: Include ipa-prop.h.
12632 (inline_indirect_intraprocedural_analysis): New function.
12633 (inline_generate_summary): Allocate parameter and argument info
12634 structures, call inline_indirect_intraprocedural_analysis on each
12635 node when doing indirect inlining and deallocate indirect inlining
12636 data structures in the end.
12637 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
12638 (free_all_ipa_structures_after_iinln): New function.
12639 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
12641 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
12643 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
12644 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12645 of computing the frequency separately.
12646 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
12647 of computing the frequency separately.
12648 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
12649 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
12650 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
12651 (ipa_get_stmt_member_ptr_load_param): New function.
12652 (ipa_is_ssa_with_stmt_def): New function.
12653 (ipa_note_param_call): New function.
12654 (ipa_analyze_call_uses): New function.
12655 (ipa_analyze_stmt_uses): New function.
12656 (ipa_analyze_params_uses): New function.
12657 (ipa_free_node_params_substructures): Also free the param_calls linked
12659 (ipa_node_duplication_hook): Also duplicate the param_calls
12661 (ipa_print_node_param_flags): New function.
12662 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
12663 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
12664 * ipa-prop.h (struct ipa_param_flags): New field called.
12665 (struct ipa_param_call_note): New structure.
12666 (struct ipa_node_params): New fields param_calls and
12667 uses_analysis_done.
12668 (ipa_is_ith_param_called): New function.
12669 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
12670 ipa_analyze_params_uses and dump parameter flags.
12672 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
12673 ipa_propagate_indirect_call_infos if performing indirect inlining,
12674 pass a new parameter new_edges to it.
12675 (add_new_edges_to_heap): New fucntion.
12676 (cgraph_decide_inlining_of_small_functions): New vector
12677 new_indirect_edges for newly found indirect edges , call
12678 ipa_propagate_indirect_call_infos after inlining.
12679 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
12680 inlining if performing indirect inlining. Call
12681 free_all_ipa_structures_after_iinln when doing so too.
12682 (inline_generate_summary): Do not call
12683 free_all_ipa_structures_after_iinln here.
12684 * ipa-prop.c (update_jump_functions_after_inlining): New function.
12685 (print_edge_addition_message): New function.
12686 (update_call_notes_after_inlining): New function.
12687 (propagate_info_to_inlined_callees): New function.
12688 (ipa_propagate_indirect_call_infos): New function.
12689 * ipa-prop.h: Include cgraph.h
12690 (struct ipa_param_call_note): Fields reordered, new field processed.
12691 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
12692 flag indirect_call.
12693 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
12694 rediscovered call statements.
12695 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
12696 (dump_cgraph_node): Dump also the indirect_call flag.
12697 (cgraph_clone_edge): Copy also the indirect_call flag.
12698 * tree-inline.c (copy_bb): Do not check for fndecls from call
12699 expressions, check for edge availability when moving clones.
12700 (get_indirect_callee_fndecl): New function.
12701 (expand_call_inline): If callee declaration is not apprent from
12702 the statement, try calling get_indirect_callee_fndecl. Do not
12703 issue warnings or call sorry when not inlinings an indirect edge.
12704 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
12706 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
12707 bit more frandly to matching.
12708 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
12709 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
12710 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
12712 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12715 * opth-gen.awk: Suppress function specific features when building
12717 * optc-gen.awk: Ditto.
12719 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12722 * diagnostic.c (pedwarn): Add opt parameter.
12724 * c-tree.h (pedwarn_init): Add opt parameter.
12725 (pedwarn_c90): Likewise.
12726 (pedwarn_c99): Likewise.
12727 * c-errors.c (pedwarn_c99): Likewise.
12728 (pedwarn_c90): Likewise.
12729 * toplev.h (pedwarn): Update declaration.
12730 (pedwarn0): Declare.
12731 * c-lex.c: All calls to pedwarn changed.
12732 * builtins.c: All calls to pedwarn changed.
12733 * toplev.c: All calls to pedwarn changed.
12734 * c-decl.c: All calls to pedwarn changed.
12735 * c-typeck.c: All calls to pedwarn changed.
12736 * c-common.c: All calls to pedwarn changed.
12737 * c-parser.c: All calls to pedwarn changed.
12739 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12740 Karthik Kumar <karthikkumar@gmail.com>
12742 * attribs.c (file scope): Include c-common.h.
12743 (decl_attributes): Add support for #pragma GCC optimize and
12744 #pragma GCC option.
12746 * targhooks.c (default_can_inline_p): New function that is the
12747 default for the TARGET_CAN_INLINE_P target hook.
12749 * targhooks.h (default_can_inline_p): Add declaration.
12751 * tree.c (cl_optimization_node): New static tree for building
12752 OPTIMIZATION_NODE tree.
12753 (cl_target_option_node): New static tree for building
12754 TARGET_OPTION_NODE tree.
12755 (cl_option_hash_table): New hash table for hashing
12756 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12757 (cl_option_hash_hash): New function to provide the hash value for
12758 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12759 (cl_option_hash_eq): New function to provide an equality test for
12760 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
12761 (tree_code_size): Add support for OPTIMIZATION_NODE and
12762 TARGET_OPTION_NODE trees.
12763 (tree_code_structure): Add support for OPTIMIZATION_NODE and
12764 TARGET_OPTION_NODE trees.
12765 (build_optimization_node): Build a tree that has all of the
12766 current optimization options.
12767 (build_target_option_node): Build a tree that has the target
12768 options that might be changed on a per function basis.
12770 * tree.h (file scope): Include options.h.
12771 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
12772 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12773 (TREE_OPTIMIZATION): Ditto.
12774 (TREE_TARGET_SPECIFIC): Ditto.
12775 (struct tree_function_decl): Add fields for remembering the
12776 current optimization options and target specific options.
12777 (struct tree_optimization_option): New tree variant that remembers
12778 the optimization options.
12779 (struct tree_target_option): New tree variant that remembers the
12780 target specific flags that might change for compiling a particular
12782 (union tree_node): Include tree_optimization_option and
12783 tree_target_option fields.
12784 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12785 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12786 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12787 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12788 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12789 optimization and target options.
12790 (optimization_default_node): New macro to refer to global_trees
12792 (optimization_current_node): Ditto.
12793 (optimization_cold_node): Ditto.
12794 (optimization_hot_node): Ditto.
12795 (target_option_default_node): Ditto.
12796 (target_option_current_node): Ditto.
12797 (current_option_pragma): Ditto.
12798 (current_optimize_pragma): Ditto.
12800 * target.h (struct gcc_target): Add valid_option_attribute_p,
12801 target_option_save, target_option_restore, target_option_print,
12802 target_option_pragma_parse, and can_inline_p hooks.
12804 * toplev.h (parse_optimize_options): Add declaration.
12805 (fast_math_flags_struct_set_p): Ditto.
12807 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12808 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12811 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12812 tree_can_inline_p hook to see if one function can inline another.
12813 (cgraph_decide_inlining): Ditto.
12814 (cgraph_decide_inlining_incrementally): Ditto.
12816 * opts.c (decode_options): Add support for running multiple times
12817 to allow functions with different target or optimization options
12818 than was specified on the command line.
12819 (fast_math_flags_struct_set_p): New function that is similar to
12820 fast_math_flags_set_p, except it uses the values in the
12821 cl_optimization structure instead of global variables.
12823 * optc-gen.awk: Add support for TargetSave to allow a back end to
12824 declare new fields that need to be saved when using function
12825 specific options. Include flags.h and target.h in the options.c
12826 source. Add support for Save to indicate which options can be set
12827 for individual functions. Generate cl_optimize_save,
12828 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12829 cl_target_option_restore, cl_target_option_print functions to
12830 allow functions to use different optimization or target options.
12832 * opt-functions.awk (var_type_struct): Return the type used for
12833 storing the field in a structure.
12835 * opth-gen.awk: Add support for TargetSave to allow a back end to
12836 declare new fields that need to be saved when using function
12837 specific options. Add support for Save to indicate which options
12838 can be set for individual functions. Only generate one extern for
12839 Mask fields. Generate cl_optimization and cl_target_option
12840 structures to remember optimization and target options.
12842 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12843 collecting new tree nodes.
12844 (TS_TARGET_OPTION): Ditto.
12846 * c-decl.c (merge_decls): Merge function specific target and
12847 optimization options.
12849 * function.c (invoke_set_current_function_hook): If the function
12850 uses different optimization options, change the global variables
12853 * coretypes.h (struct cl_optimization): Add forward reference.
12854 (struct cl_target_option): Ditto.
12856 * c-pragma.c (option_stack): New static vector to remember the
12857 current #pragma GCC option stack.
12858 (handle_pragma_option): New function to support #pragma GCC option
12859 to change target options.
12860 (optimize_stack): New static vector to remember the current
12861 #pragma GCC optimize stack.
12862 (handle_pragma_optimize): New function to support #pragma GCC
12863 optimize to change optimization options.
12864 (init_pragma): Add support for #pragma GCC optimize and #pragma
12867 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12868 optimization options.
12869 (TARGET_OPTION_NODE): New tree code for remembering certain target
12872 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12873 TARGET_OPTION_NODE trees.
12875 * common.opt (-O): Add Optimization flag.
12877 (-fmath-errno): Ditto.
12878 (-falign-functions): Add UInteger flag to make sure flag gets full
12879 int in cl_optimization structure.
12880 (-falign-jumps): Ditto.
12881 (-falign-labels): Ditto.
12882 (-falign-loops): Ditto.
12883 (-fsched-stalled-insns): Ditto.
12884 (-fsched-stalled-insns-dep): Ditto.
12886 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12888 (TARGET_OPTION_SAVE): Ditto.
12889 (TARGET_OPTION_RESTORE): Ditto.
12890 (TARGET_OPTION_PRINT): Ditto.
12891 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12892 (TARGET_CAN_INLINE_P): Ditto.
12893 (TARGET_INITIALIZER): Add new hooks.
12895 * tree-inline.c (tree_can_inline_p): New function to determine
12896 whether one function can inline another. Check if the functions
12897 use compatible optimization options, and also call the backend
12900 * tree-inline.h (tree_can_inline_p): Add declaration.
12902 * c-common.c (c_common_attribute): Add support for option and
12903 optimize attributes.
12904 (handle_option_attribute): Add support for the option attribute to
12905 allow the user to specify different target options for compiling a
12907 (handle_optimize_attribute): Add support for the optimize
12908 attribute to allow the user to specify different optimization
12909 options for compiling a specific function.
12910 (handle_hot_attribute): Turn on -O3 optimization for this one
12911 function if it isn't the default optimization level.
12912 (handle_cold_attribute): Turn on -Os optimization for this one
12913 function if it insn't the default optimization.
12914 (const_char_p): New const char * typedef.
12915 (optimize_args): New static vector to remember the optimization
12917 (parse_optimize_options): New function to set up the optimization
12918 arguments from either the optimize attribute or #pragma GCC optimize.
12920 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12921 (builtin_define_std): Ditto.
12923 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12924 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12925 (x86_64-*-*): Ditto.
12927 * Makefile.in (TREE_H): Add options.h.
12928 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12930 * doc/extend.texi (option attribute): Document new attribute.
12931 (optimize attribute): Ditto.
12932 (hot attribute): Document hot attribute sets -O3.
12933 (cold attribute): Document cold attribute sets -Os.
12934 (#pragma GCC option): Document new pragma.
12935 (#pragma GCC optimize): Ditto.
12937 * doc/options.texi (TargetSave): Document TargetSave syntax.
12938 (UInteger): Document UInteger must be used for certain flags.
12939 (Save): Document Save option to create target specific options
12940 that can be saved/restored on a function specific context.
12942 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12943 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12945 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12946 (TARGET_OPTION_SAVE): Ditto.
12947 (TARGET_OPTION_RESTORE): Ditto.
12948 (TARGET_OPTION_PRINT): Ditto.
12949 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12950 (TARGET_CAN_INLINE_P): Ditto.
12952 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12954 (-mfpmath=both): Ditto.
12956 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12957 Karthik Kumar <karthikkumar@gmail.com>
12959 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12960 (TARGET_POPCNT): Ditto.
12961 (TARGET_SAHF): Ditto.
12962 (TARGET_AES): Ditto.
12963 (TARGET_PCLMUL): Ditto.
12964 (TARGET_CMPXCHG16B): Ditto.
12965 (TARGET_RECIP): Move switch into target_flags.
12966 (TARGET_FUSED_MADD): Ditto.
12967 (ix86_arch_features): Make an unsigned char type.
12968 (ix86_tune_features): Ditto.
12969 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12970 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12971 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12973 * config/i386/i386.opt (arch): New TargetSave field to define
12974 fields that need to be saved for function specific option support.
12977 (branch_cost): Ditto.
12978 (ix86_isa_flags_explicit): Ditto.
12979 (tune_defaulted): Ditto.
12980 (arch_specified): Ditto.
12981 (-m128-long-double): Add Save flag to save option for target
12982 specific option support.
12984 (-maccumulate-outgoing-args): Ditto.
12985 (-malign-double): Ditto.
12986 (-malign-stringops): Ditto.
12987 (-mfancy-math-387): Ditto.
12988 (-mhard-float): Ditto.
12989 (-mieee-fp): Ditto.
12990 (-minline-all-stringops): Ditto.
12991 (-minline-stringops-dynamically): Ditto.
12992 (-mms-bitfields): Ditto.
12993 (-mno-align-stringops): Ditto.
12994 (-mno-fancy-math-387): Ditto.
12995 (-mno-push-args): Ditto.
12996 (-mno-red-zone): Ditto.
12997 (-mpush-args): Ditto.
12998 (-mred-zone): Ditto.
13000 (-msseregparm): Ditto.
13001 (-mstack-arg-probe): Ditto.
13013 (-mno-sse4): Ditto.
13016 (-mrecip): Move flag into target_flags.
13018 (-mno-fused-madd): Ditto.
13019 (-mfused-madd): Ditto.
13020 (-mabm): Move flag into ix86_isa_flags.
13027 * config/i386/i386-c.c: New file for #pragma support.
13028 (ix86_target_macros_internal): New function to #define or #undef
13029 target macros based when the user uses the #pragma GCC option to
13030 change target options.
13031 (ix86_pragma_option_parse): New function to add #pragma GCC option
13033 (ix86_target_macros): Move defining the target macros here from
13034 TARGET_CPU_CPP_BUILTINS in i386.h.
13035 (ix86_register_pragmas): Register the #pragma GCC option hook. If
13036 defined, initialize any subtarget #pragmas.
13038 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
13039 REGISTER_TARGET_PRAGMAS.
13041 * config/i386/t-i386: New file for x86 dependencies.
13042 (i386.o): Make dependencies mirror the include files used.
13043 (i386-c.o): New file, add dependencies.
13045 * config/i386/i386-protos.h (override_options): Add bool argument.
13046 (ix86_valid_option_attribute_tree): Add declaration.
13047 (ix86_target_macros): Ditto.
13048 (ix86_register_macros): Ditto.
13050 * config/i386/i386.c (ix86_tune_features): Move initialization of
13051 the target masks to initial_ix86_tune_features to allow functions
13052 to have different target options. Make type unsigned char,
13053 instead of unsigned int.
13054 (initial_ix86_tune_features): New static vector to hold processor
13055 masks for the tune variables.
13056 (ix86_arch_features): Move initialization of the target masks to
13057 initial_ix86_arch_features to allow functions to have different
13058 target options. Make type unsigned char, instead of unsigned int.
13059 (initial_ix86_arch_features): New static vector to hold processor
13060 masks for the arch variables.
13061 (enum ix86_function_specific_strings): New enum to describe the
13062 string options used for attribute((option(...))).
13063 (ix86_target_string): New function to return a string that
13064 describes the target options.
13065 (ix86_debug_options): New function to print the current options in
13067 (ix86_function_specific_save): New function hook to save the
13068 function specific global variables in the cl_target_option structure.
13069 (ix86_function_specific_restore): New function hook to restore the
13070 function specific variables from the cl_target_option structure to
13071 the global variables.
13072 (ix86_function_specific_print): New function hook to print the
13073 target specific options in the cl_target_option structure.
13074 (ix86_valid_option_attribute_p): New function hook to validate
13075 attribute((option(...))) arguments.
13076 (ix86_valid_option_attribute_tree): New function that is common
13077 code between attribute((option(...))) and #pragma GCC option
13078 support that parses the options and returns a tree holding the options.
13079 (ix86_valid_option_attribute_inner_p): New helper function for
13080 ix86_valid_option_attribute_tree.
13081 (ix86_can_inline_p): New function hook to decide if one function
13082 can inline another on a target specific basis.
13083 (ix86_set_current_function); New function hook to switch target
13084 options if the user used attribute((option(...))) or #pragma GCC
13086 (ix86_tune_defaulted): Move to static file scope from
13088 (ix86_arch_specified): Ditto.
13089 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
13091 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
13092 (OPTION_MASK_ISA_ABM_SET): Ditto.
13093 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
13094 (OPTION_MASK_ISA_CX16_SET): Ditto.
13095 (OPTION_MASK_ISA_SAHF_SET): Ditto.
13096 (OPTION_MASK_ISA_AES_UNSET): Ditto.
13097 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
13098 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
13099 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
13100 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
13101 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
13102 (struct ptt): Move to static file scope from override_options.
13103 (processor_target_table): Ditto.
13104 (cpu_names): Ditto.
13105 (ix86_handle_option): Add support for options that are now isa options.
13106 (override_options): Add support for declaring functions that
13107 support different target options than were specified on the
13108 command line. Move struct ptt, processor_target_table, cpu_names,
13109 ix86_tune_defaulted, ix86_arch_specified to static file scope.
13110 Add bool argument. Fix up error messages so the appropriate error
13111 is given for either command line or attribute.
13112 (ix86_previous_fndecl): New static to remember previous function
13113 declaration to see if we need to change target options.
13114 (ix86_builtins_isa): New array to record the ISA of each builtin
13116 (def_builtin): Always create the builtin function, even if the
13117 current ISA doesn't support it.
13118 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
13119 tests for those builtins.
13120 (ix86_init_builtins): Remove TARGET_MMX test for calling
13121 ix86_init_mmx_sse_builtins.
13122 (ix86_expand_builtin): If the current ISA doesn't support a given
13123 builtin, signal an error.
13124 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
13125 (TARGET_SET_CURRENT_FUNCTION): Ditto.
13126 (TARGET_OPTION_SAVE): Ditto.
13127 (TARGET_OPTION_RESTORE): Ditto.
13128 (TARGET_OPTION_PRINT): Ditto.
13129 (TARGET_CAN_INLINE_P): Ditto.
13131 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
13133 * c-typeck.c (build_external_ref): Don't call assemble_external.
13134 * final.c (output_operand): Call assemble_external.
13136 2008-07-21 DJ Delorie <dj@redhat.com>
13138 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
13139 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13141 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13143 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
13144 original insn and splitter contents into ...
13145 ("*div<mode>3_fast"): ... this new pattern. Enable only if
13146 flag_unsafe_math_optimizations. Add dummy scratch register.
13147 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
13148 !flag_unsafe_math_optimizations. Returns number with next
13149 highest magnitude if this is still less or equal to the true
13150 quotient in magnitude.
13152 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
13154 * Makefile.in: Replace toplev.h with TOPLEV_H.
13155 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
13156 * c-lex.c (fe_file_change): Don't set in_system_header.
13157 * c-parser.c (c_token): Remove in_system_header.
13158 (c_lex_one_token): Don't set in_system_header.
13159 (c_parser_set_source_position_from_token): Don't set in_system_header.
13160 * diagnostic.c (diagnostic_report_diagnostic): Use location from
13163 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
13164 * flags.h (in_system_header): Remove.
13165 * function.c (saved_in_system_header): Remove.
13166 (push_cfun): Don't set in_system_header.
13167 (pop_cfun): Don't set in_system_header.
13168 (push_struct_function): Don't set in_system_header.
13169 * input.h (expanded_location): Add sysp.
13170 (in_system_header_at): New.
13171 (in_system_header): New.
13172 * toplev.c (in_system_header): Remove.
13173 * toplev.h: Include input.h
13175 * tree-cfg.c (execute_warn_function_return): Call warning_at.
13176 * tree-ssa.c (warn_uninit): Call warning_at.
13177 (warn_uninitialized_var): Update calls to warn_uninit.
13178 (warn_uninitialized_phi): Update calls to warn_uninit.
13179 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
13180 (expand_location): Initialize xloc.sysp.
13181 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
13182 (tree_decl_with_vis): Remove in_system_header_flag.
13184 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
13187 * recog.c (asm_operand_ok): Change the order of the extra
13188 memory constraint checks.
13190 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
13193 * tree-switch-conversion.c (build_one_array): Call
13194 varpool_mark_needed_node and varpool_finalize_decl
13195 instead of assemble_variable.
13197 2008-07-19 Jan Hubicka <jh@suse.cz>
13199 * cgraph.c (cgraph_add_new_function): Do early local passes.
13200 * tree-nrv.c (gate_pass_return_slot): New gate.
13201 (pass_nrv): Add the gate.
13202 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
13204 (coalesce_ssa_name): Coalesce SSA names.
13205 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
13206 not optimizing so unused user vars remains visible.
13207 * common.opt (flag_tree_ter): Always enable by default.
13208 * tree-ssa-ter.c: Include flags.h
13209 (is_replaceable_p): Check that locations match; when aliasing
13210 is missing be conservative about loads.
13211 * tree-optimize.c (gate_init_datastructures): Remove.
13212 (pass_init_datastructures): New.
13213 * passes.c: Reorder passes so we always go into SSA.
13215 2008-07-19 Jan Hubicka <jh@suse.cz>
13217 * doc/extend.texi (flatten attribute): Remove note about
13219 * doc/invoke.texi (--combine): Likewise.
13220 (-finline-functions-called-once): Update levels when enabled.
13221 (-funit-at-a-time): Document new behaviour.
13222 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
13223 -fno-section-anchors when disabled explicitly.
13224 (inline params): They are not ignored now.
13225 (precompiled headers): Remove unit-at-a-time as being incompatible.
13226 * opts.c (decode_options): Handle unit-at-a-time as alias;
13227 imply -fno-section-anchors when toplevel reorder is disabled
13229 * common.opt (ftoplevel-reorder): Set default value to 2.
13230 (funit-at-a-time): Set default value to 1.
13231 * config/rs6000/rs6000.c (optimization_options): Set section anchors
13234 2008-07-19 Jan Hubicka <jh@suse.cz>
13236 * builtins.c (expand_builtin_int_roundingfn,
13237 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
13240 2008-07-19 Richard Guenther <rguenther@suse.de>
13243 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
13244 * tree-ssa-sccvn.c (get_constant_value_id): New function.
13245 * tree-ssa-pre.c (get_expr_value_id): For newly created
13246 constant value-ids make sure to add the expression to its
13249 2008-07-19 Jakub Jelinek <jakub@redhat.com>
13251 PR middle-end/36877
13252 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
13253 return value of the builtin is ignored.
13255 2008-07-19 Olivier Hainque <hainque@adacore.com>
13257 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
13258 bits, a C conformant malloc implementation has to provide.
13259 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
13261 2008-07-19 Joseph Myers <joseph@codesourcery.com>
13265 * reload.c (find_reloads_subreg_address): Only reload address if
13266 reloaded == 0, not for reloaded != 1.
13269 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13270 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13271 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13272 m32c_legitimize_reload_address.
13274 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13275 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13276 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13278 2008-07-19 Olivier Hainque <hainque@adacore.com>
13280 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
13281 argument, saying whether nested array are to be collapsed
13282 into a single array type DIE with multiple subscripts.
13283 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
13284 issues, centralize the nested array types collapsing control and
13285 disable the transformation for Ada.
13287 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
13290 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
13292 (x86_64_shift_adj_2): New expander.
13293 (x86_64_shift_adj_3): Ditto.
13294 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
13295 to split TImode operands.
13296 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
13297 (ix86_split_lshr): Ditto.
13299 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
13301 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
13302 and __CHAR32_TYPE__.
13303 * c-typeck.c (digest_init): Support char16_t and char32_t.
13304 (set_nonincremental_init_from_string): Idem.
13306 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13308 PR middle-end/36859
13309 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
13310 PREFERRED_STACK_BOUNDARY.
13311 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
13313 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
13315 PR middle-end/36858
13316 * function.c (locate_and_pad_parm): Cap boundary earlier.
13318 2008-07-17 Julian Brown <julian@codesourcery.com>
13320 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
13321 no-op for targets which don't use DLLs.
13323 2008-07-17 Martin Jambor <mjambor@suse.cz>
13325 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
13326 that nodes are relevant by examining the node->analyzed flag.
13327 (ipcp_init_stage): Check which nodes are relevant, assert that the
13328 relevant ones are also required.
13329 (ipcp_propagate_stage): Check on the side arrays are properly
13331 (ipcp_print_all_jump_functions): Make sure not to touch any node
13332 that is not analyzed or an edge that does not have a corresponding
13333 entry in the on-the-side vectors.
13334 (ipcp_function_scale_print): Likewise.
13335 (ipcp_update_callgraph): Check that the node is relevant.
13336 (ipcp_insert_stage): Check that the node is relevant. Check there is
13337 an info for every node and edge.
13338 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
13339 (ipa_print_all_tree_maps): Likewise and a new variable info.
13340 (ipa_print_all_params_modified): Likewise.
13341 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
13343 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
13346 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
13348 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
13350 PR rtl-optimization/36753
13351 * fwprop.c (use_killed_between): Don't shortcut
13352 single-definition global registers.
13354 2008-07-16 Jan Hubicka <jh@suse.cz>
13356 * cgraph.h (varpool_empty_needed_queue): Declare.
13357 * cgraphunit.c (output_in_order): Mark all variables as needed;
13359 * varpool.c (varpool_assemble_node): Update debug queue.
13360 (varpool_assemble_pending_decls): Don't do it here.
13361 (varpool_empty_needed_queue): New function.
13363 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13365 * recog.c (peephole2_optimize): Fix formatting.
13367 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13369 * c-pch.c (get_ident): Avoid C++ keywords.
13370 * combine-stack-adj.c (single_set_for_csa): Likewise.
13371 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
13372 output_asm_insn): Likewise.
13373 * reload.c (push_secondary_reload, find_reusable_reload,
13374 push_reload, combine_reloads, find_reloads,
13375 debug_reload_to_stream): Likewise.
13376 * reload.h (struct reload): Likewise.
13377 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
13378 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
13379 emit_output_reload_insns): Likewise.
13380 * targhooks.c (default_secondary_reload): Likewise.
13381 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
13383 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13385 * recog.c (validate_change_1, validate_change,
13386 validate_unshare_change, validate_replace_rtx_1, struct
13387 funny_match, constrain_operands, peephole2_optimize): Avoid C++
13389 * reload.c (push_secondary_reload, secondary_reload_class,
13390 scratch_reload_class, find_valid_class, find_reusable_reload,
13391 push_reload, find_dummy_reload, find_reloads_address_1,
13392 find_reloads_address_part, find_equiv_reg): Likewise.
13393 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
13394 choose_reload_regs): Likewise.
13395 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
13397 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
13398 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
13399 * sched-rgn.c (concat_INSN_LIST): Likewise.
13400 * stor-layout.c (mode_for_size, mode_for_size_tree,
13401 smallest_mode_for_size): Likewise.
13403 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13405 * cfg.c (dump_reg_info): Avoid C++ keywords.
13406 * dwarf2asm.c (dw2_force_const_mem,
13407 dw2_asm_output_encoded_addr_rtx): Likewise.
13408 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
13409 * expmed.c (expand_shift): Likewise.
13410 * global.c (find_reg): Likewise.
13411 * graph.c (draw_edge): Likewise.
13412 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
13413 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
13414 widen_clz, widen_bswap, expand_parity, expand_unop,
13415 emit_cmp_and_jump_insn_1): Likewise.
13416 * postreload.c (reload_cse_simplify_operands): Likewise.
13417 * ra.h (add_neighbor): Likewise.
13418 * reg-stack.c (remove_regno_note, change_stack): Likewise.
13419 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
13420 record_reg_classes, copy_cost, record_address_regs,
13421 invalid_mode_change_p): Likewise.
13422 * regrename.c (regrename_optimize, scan_rtx_reg,
13423 dump_def_use_chain, find_oldest_value_reg,
13424 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
13426 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13428 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
13429 MASK_POWERPC64 for power4 in previous commit.
13431 2008-07-16 Olivier Hainque <hainque@adacore.com>
13433 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
13434 instead of bare conversion to cast const-ness away.
13436 2008-07-16 Anatoly Sokolov <aesok@post.ru>
13438 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
13439 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
13440 * config/xtensa/xtensa.c (xtensa_function_value): New function.
13441 (TARGET_FUNCTION_VALUE): Define.
13443 2008-07-16 David Edelsohn <edelsohn@gnu.org>
13445 * config/rs6000/rs6000.c (processor_target_table): Add
13446 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
13448 2008-07-16 Joseph Myers <joseph@codesourcery.com>
13451 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
13452 (m32c_legitimate_address_p): Handle "++rii" addresses created by
13453 m32c_legitimize_reload_address.
13455 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
13457 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
13458 DECL_IN_SYSTEM_HEADER in sync.
13460 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
13462 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
13463 * tree-ssa-pre.c (pre_expr_eq): Ditto
13464 (get_constant_for_value_id): Take a type as an argument.
13465 (fully_constant_expression): Pass in type.
13466 (find_or_generate_expression): Short circuit constant case.
13467 (create_expression_by_pieces): Remove special casing of
13469 (do_regular_insertion): Short circuit constant case.
13470 (do_partial_partial_insertion): Ditto.
13472 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13475 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
13477 2008-07-15 Bob Wilson <bob.wilson@acm.org>
13479 * config/xtensa/libgcc-xtensa.ver: New file.
13480 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
13482 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13484 * df-problems.c (df_set_note): Avoid C++ keywords.
13485 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
13486 * dse.c (record_store, remove_useless_values): Likewise.
13487 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
13488 gen_reg_rtx_offset, operand_subword, change_address_1,
13489 change_address, adjust_address_1, offset_address,
13490 widen_memory_access, emit_copy_of_insn_after): Likewise.
13491 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
13492 * fwprop.c (should_replace_address, propagate_rtx_1,
13493 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
13495 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
13496 gcse_emit_move_after, update_ld_motion_stores): Likewise.
13497 * lcm.c (compute_insert_delete, pre_edge_lcm,
13498 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
13499 * lower-subreg.c (resolve_reg_notes): Likewise.
13500 * mode-switching.c (optimize_mode_switching): Likewise.
13502 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13504 * bt-load.c (add_btr_def, migrate_btr_def,
13505 branch_target_load_optimize): Avoid C++ keywords.
13506 * caller-save.c (insert_restore, insert_save, insert_one_insn):
13508 * combine.c (subst, simplify_set, make_extraction,
13509 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
13510 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
13511 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
13513 2008-07-15 Richard Guenther <rguenther@suse.de>
13515 PR middle-end/36369
13516 * c-common.c (strict_aliasing_warning): Do not warn for
13517 TYPE_REF_CAN_ALIAS_ALL pointers.
13518 (c_common_get_alias_set): may_alias types are not special.
13519 * tree.c (build_pointer_type_for_mode): Look up the may_alias
13520 attribute and set can_ref_all accordingly.
13521 (build_reference_type_for_mode): Likewise.
13522 * doc/extend.texi (may_alias): Clarify.
13524 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
13527 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
13528 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
13530 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
13533 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
13534 gcc_assert, instead call output_operand_lossage.
13536 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
13538 * builtins.c (std_canonical_va_list): Treat structure based
13541 2008-07-15 Ben Elliston <bje@au.ibm.com>
13543 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
13545 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
13547 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
13550 2008-07-14 Jan Hubicka <jh@suse.cz>
13552 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
13553 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
13554 fix predicates and constraints.
13555 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
13556 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
13558 2008-07-14 Doug Kwan <dougkwan@google.com>
13560 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
13561 additional option file arm/eabi.opt.
13562 * config/arm/eabi.h (File): New configuration file for EABI targets.
13563 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
13564 SUBSUBTARGET_EXTRA_SPECS.
13565 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
13566 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
13567 from STARTFILE_SPEC so that it can be referenced in an override.
13568 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
13569 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
13570 can be referenced in an override.
13571 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
13572 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
13573 so that it can be referenced in an override.
13574 (LINK_SPEC): Use BPABI_LINK_SPEC.
13575 * config/arm/eabi.opt (File): New.
13577 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13579 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
13580 (FIXED_VALUE_H): New variable.
13581 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
13582 input.h, fixed-value.h.
13583 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
13584 (BASIC_BLOCK_H): Use $(BITMAP_H).
13585 (FUNCTION_H): Add varray.h.
13586 (IPA_REFERENCE_H): Use $(BITMAP_H).
13587 (CGRAPH_H): Add $(BASIC_BLOCK_H).
13588 (DF_H): Use $(BITMAP_H).
13589 (GGC_H): Add statistics.h.
13590 (INSN_ADDR_H): New.
13591 (INSN_ATTR_H): Use it.
13592 (SYSTEM_H): Add safe-ctype.h, filenames.h.
13594 (SYMTAB_H): Add $(OBSTACK_H).
13595 (CPP_INTERNAL_H): New.
13596 (TREE_DUMP_H): Add tree-pass.h.
13597 (TREE_FLOW_H): Use $(BITMAP_H)
13598 (PRETTY_PRINT_H): Use $(INPUT_H).
13599 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
13602 (many object files): Fix lots of header dependencies throughout.
13604 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13606 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
13608 (s-gtyp-input): Use them to write tmp-gi.list.
13609 (echo_to_gi.list): Remove.
13611 2008-07-14 Richard Guenther <rguenther@suse.de>
13613 * tree-ssa-sccvn.c (pre_info): Remove.
13614 (switch_to_PRE_table): Likewise.
13615 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
13616 (set_hashtable_value_ids): Do not create value-ids for the
13618 (run_scc_vn): Remove double test. Remove bogus special-case
13619 in value-number printing.
13620 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
13621 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
13623 * tree-flow-inline.h (get_value_handle): Remove.
13624 * tree-flow.h (get_value_handle): Remove.
13626 2008-07-14 Martin Jambor <mjambor@suse.cz>
13628 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
13629 in which we generate arithmetics is not a subrange.
13631 2008-07-14 Martin Jambor <mjambor@suse.cz>
13633 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
13635 2008-07-14 Richard Guenther <rguenther@suse.de>
13637 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
13639 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
13642 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
13643 reload for symbol refs moved to r0 with -fPIC.
13644 (legitimize_pic_address): Use the target register as temporary
13646 (emit_symbolic_move): Adjust comment.
13647 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
13650 2008-07-14 Ben Elliston <bje@au.ibm.com>
13652 * c-common.h (C_CPP_HASHNODE): New macro.
13653 * coretypes.h (struct cpp_token): Forward declare.
13654 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13655 the context-sensitive keyword method.
13656 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
13657 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
13658 expand_bool_pixel): New.
13659 (altivec_categorize_keyword): New function.
13660 (init_vector_keywords): New function.
13661 (rs6000_macro_to_expand): Likewise.
13662 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
13663 compiling an ISO C dialect.
13665 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
13667 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
13668 (create_expression_by_pieces): Fix typo.
13669 (do_regular_insertion): Use debug counter here too.
13671 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
13674 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
13675 CONST_OK_FOR_LETTER_P. All port-local users changed.
13676 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
13677 implement Kp matching power-of-two.
13678 (CONSTRAINT_LEN): Define to match.
13679 * config/cris/cris.md: Replace all use of constraint K with Kc.
13680 ("*btst*): Use Kp for operand 0 of last alternative.
13682 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13685 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
13688 2008-07-13 Jan Hubicka <jh@suse.cz>
13690 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
13693 2008-07-13 Richard Guenther <rguenther@suse.de>
13695 PR middle-end/36811
13696 * langhooks.c (lhd_print_error_function): Deal with recursive
13699 2008-07-12 Jan Hubicka <jh@suse.cz>
13701 * cgraph.c (assembler_name_hash): New static var.
13702 (hash_node_by_assembler_name, eq_assembler_name): New.
13703 (cgraph_node_for_asm): Use hashtable.
13704 (cgraph_remove_node): Maintain hashtable.
13705 (change_decl_assembler_name): Sanity check that names are not changing
13706 after aliasing was processed.
13707 * cgraph.h (varpoon_node): Add next GGC marker.
13708 * tree.c (decl_assembler_name_equal): Constify.
13709 (decl_assembler_name_hash): New.
13710 * tree.h (decl_assembler_name_equal): Constify.
13711 (decl_assembler_name_hash): Update.
13713 2008-07-12 David Daney <ddaney@avtrex.com>
13715 * config/mips/driver-native.c (host_detect_local_cpu): Handle
13716 sb1 and r5000 cpus.
13718 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
13720 * doc/md.texi: Document the MIPS "v" constraint.
13721 * config/mips/mips.h (reg_class): Revert last change.
13722 (REG_CLASS_NAMES): Likewise.
13723 (REG_CLASS_CONTENTS): Likewise.
13724 * config/mips/mips.c (mips_regno_to_class): Likewise.
13725 * config/mips/constraints.md (v): Likewise, but add documentation.
13726 Add a comment to say that this constraint should not be used in
13729 2008-07-11 DJ Delorie <dj@redhat.com>
13731 * config/h8300/h8300.md (length): Fix branch offset limit.
13733 2008-07-11 Anatoly Sokolov <aesok@post.ru>
13735 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
13736 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
13737 (avr_hard_regno_scratch_ok): New function.
13738 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
13739 * config/avr/avr.md (all peepholes that request a scratch register):
13740 Remove avr_peep2_scratch_safe use.
13742 2008-07-11 Tom Tromey <tromey@redhat.com>
13743 Ian Lance Taylor <iant@google.com>
13745 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
13746 (struct c_common_resword): Define.
13747 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
13748 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
13749 (c_common_reswords, num_c_common_reswords): Declare.
13750 * c-common.c (c_common_reswords): New global const array.
13751 (num_c_common_reswords): New const int.
13752 * c-parser.c (struct resword, reswords): Don't define.
13753 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
13754 (c_parse_init): Clarify mask code. Use c_common_reswords rather
13755 than reswords. If warning about C++ keywords, give them a special
13757 (c_lex_one_token): Warn about C++ keywords. Call
13758 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
13759 (c_parser_external_declaration): Look for RID_xxx rather than
13760 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
13761 (c_parser_statement_after_labels): Likewise.
13762 (c_parser_objc_class_instance_variables): Likewise.
13763 (c_parser_objc_class_declaration): Likewise.
13764 (c_parser_objc_try_catch_statement): Likewise.
13765 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
13766 (declspecs_add_type): Likewise.
13768 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
13770 * ggc-page.c (alloc_page):
13771 Substituting xmalloc, xcalloc with
13772 XNEWVEC and XCNEWVAR macros which add the
13775 2008-07-11 Richard Guenther <rguenther@suse.de>
13777 PR tree-optimization/36765
13778 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
13779 aliases from HEAP vars to SMTs.
13781 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13783 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13784 * configure.ac (loose_warn): Move -Wc++-compat from here...
13785 (strict_warn): ...to here.
13786 * configure: Regenerate.
13788 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13790 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13791 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13792 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13793 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13794 excluding more specific h8300-*-* and sh-*-* targets.
13796 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13798 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13799 (eliminate): Ditto.
13800 (execute_pre): Call loop_optimizer_finalize in early exit.
13802 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13804 PR middle-end/36790
13805 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13806 uids in the bitmap, not just VAR_DECL uids.
13808 PR rtl-optimization/36419
13809 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13810 (combine_stack_adjustments_for_block): Call it if needed. Delete
13812 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13813 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13814 prologue sp adjustment.
13816 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13819 * opts.c (print_ignored_options): Report postponed diagnostics for
13820 unknown -Wno-* options as warnings, not errors.
13821 (postpone_unknown_option_error): Renamed to...
13822 (postpone_unknown_option_warning): ... this.
13824 2008-07-09 Doug Kwan <dougkwan@google.com>
13827 2008-07-08 Doug Kwan <dougkwan@google.com>
13829 * config/arm/arm.opt (mandroid): New option.
13830 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13831 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13833 (CC1PLUS_SPEC): Same.
13835 (STARTFILE_SPEC): Same.
13836 (ENDFILE_SPEC): Same.
13837 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13840 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13843 * config/mips/mips.h (reg_class): Remove V1_REG.
13844 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13845 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13846 instead of V1_REGS.
13847 (mips_get_tp): New function.
13848 (mips_legitimize_tls_address): Use it.
13849 * config/mips/constraints.md (v): Delete.
13850 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13851 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13852 After reload, split into a move and ...
13853 (*tls_get_tp_<mode>_split): ...this new instruction.
13855 2008-07-09 David Daney <ddaney@avtrex.com>
13857 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13859 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13861 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13862 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13864 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13865 htab_delete should be called. Don't free c.
13866 (lookup_tmp_var): Create temp_htab lazily.
13867 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13868 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13870 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13871 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13872 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13873 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13874 * tree-sra.c (generate_element_init): Likewise.
13875 * tree-mudflap.c (execute_mudflap_function_ops,
13876 execute_mudflap_function_decls): Likewise.
13877 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13878 * tree-gimple.h (struct gimplify_ctx): New type.
13879 (push_gimplify_context): Adjust prototype.
13881 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13883 * tree-ssa-pre.c (phi_translate_1): Update placement of
13884 add_to_value calls.
13886 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13888 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13889 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13890 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13891 * targhooks.c (default_hard_regno_scratch_ok): New function.
13892 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13893 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13894 * recog.c: Include "target.h".
13895 (peep2_find_free_register): Add check for global regs. Add target
13897 * Makefile.in (recog.o): Depend on target.h.
13899 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13901 * config/sh/sh.c (sh_canonical_va_list_type): New.
13902 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13904 2008-07-09 Raksit Ashok <raksit@google.com>
13906 * doc/invoke.texi (Option Summary): Mention new option
13907 -Wdisallowed-function-list=...
13908 (Warning Options): Document -Wdisallowed-function-list=...
13909 * common.opt (Wdisallowed-function-list=): New flag.
13910 * flags.h (warn_disallowed_functions): External definition of new
13911 boolean warning flag.
13912 (warn_if_disallowed_function_p): Declare new function.
13913 * opts.c (warning_disallowed_functions): New static variable.
13914 (warn_disallowed_functions): New boolean warning flag.
13915 (warn_if_disallowed_function_p): New function.
13916 (add_comma_separated_to_vector): Rename
13917 add_instrument_functions_exclude_list to this.
13918 (common_handle_option): Handle new option. Rename calls to
13919 add_instrument_functions_exclude_list into calls to
13920 add_comma_separated_to_vector.
13921 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13922 based on flag warn_disallowed_functions.
13924 2008-07-09 Christian Bruel <christian.bruel@st.com>
13926 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13927 instead of get_attr_length.
13929 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13931 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13933 * genemit.c (gen_insn): Likewise.
13934 * gengtype.c (note_def_vec): Likewise.
13935 * gengtype.h (note_def_vec): Likewise.
13936 * genoutput.c (struct data, output_insn_data, process_template,
13937 gen_expand, gen_split, note_constraint): Likewise.
13938 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13939 make_insn_sequence): Likewise.
13940 * gensupport.c (record_insn_name): Likewise.
13942 2008-07-08 Doug Kwan <dougkwan@google.com>
13944 * config/arm/arm.opt (mandroid): New option.
13945 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13946 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13948 (CC1PLUS_SPEC): Same.
13950 (STARTFILE_SPEC): Same.
13951 (ENDFILE_SPEC): Same.
13952 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13955 2008-07-08 Raksit Ashok <raksit@google.com>
13957 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13958 (set_storage_via_setmem): Fix expected_align parameter.
13959 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13960 missing from the list.
13961 * doc/md.texi (movmem): Explicitly state that expected alignment is
13962 to be expressed in bytes.
13963 (setmem): Explicitly state that expected alignment is to be expressed
13966 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13968 * reload.c (find_reloads_subreg_address): Do not require validity
13969 of address in original mode before reloading address.
13971 2008-07-07 Tianwei Sheng <tianweis@google.com>
13973 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13974 bounds array access.
13976 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13978 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13980 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13982 Fix PR tree-optimization/23455
13983 Fix PR tree-optimization/35286
13984 Fix PR tree-optimization/35287
13985 * Makefile.in (OBJS-common): Remove tree-vn.o.
13986 (tree-vn.o): Remove.
13987 * dbgcnt.def: Add treepre_insert debug counter.
13988 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13989 (debug_value_expressions): Ditto.
13990 (print_value_expressions): Ditto.
13991 * tree-pretty-print.c (dump_generic_node): Updated for
13992 VALUE_HANDLE removal.
13993 * tree-ssa-dom.c (record_equality): Ditto.
13994 (cprop_operand): Ditto.
13995 (lookup_avail_expr): Ditto.
13996 * tree-ssa-threadedge.c
13997 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13998 (simplify_control_stmt_condition): Ditto.
13999 * tree.c (tree_code_size): Ditto.
14000 (tree_node_structure): Ditto.
14001 (iterative_hash_expr): Ditto.
14003 * tree.h (VALUE_HANDLE_ID): Ditto.
14004 (VALUE_HANDLE_EXPR_SET): Ditto.
14005 (struct tree_value_handle): Ditto.
14006 (union tree_node): Ditto.
14007 * treestruct.def: Ditto.
14008 * tree-vn.c: Removed.
14009 * tree-ssa-pre.c: Rewritten entirely.
14010 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
14011 (constant_value_ids): Ditto.
14012 (vn_nary_op_t): Moved to header.
14014 (vn_reference_op_t): Ditto
14015 (vn_reference_t): Ditto.
14016 (next_value_id): New variable.
14017 (VN_INFO): Add an assert.
14018 (vn_constant_eq): New function.
14019 (vn_constant_hash): Ditto.
14020 (get_or_alloc_constant_value_id): Ditto.
14021 (value_id_constant_p): Ditto.
14022 (vn_reference_compute_hash): De-staticify.
14023 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
14024 Disable some code with a FIXME. Remove VALUE_HANDLE use.
14025 (valueize_refs): Update opcode if it changes from ssa name to constant.
14026 (vn_reference_lookup_1): Add new argument.
14027 (vn_reference_lookup): Ditto.
14028 (vn_reference_lookup_pieces): New function.
14029 (vn_reference_insert): Add return type. Modify to deal with value ids.
14030 (vn_reference_insert_pieces): New function.
14031 (vn_nary_op_compute_hash): De-staticify.
14032 (vn_nary_op_eq): Ditto.
14033 (vn_nary_op_lookup_pieces): New function.
14034 (vn_nary_op_lookup): Add new argument.
14035 (vn_nary_op_insert_pieces): New function.
14036 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
14037 (vn_phi_insert): Ditto.
14038 (visit_unary_op): Update for callee changes.
14039 (visit_binary_op): Ditto.
14040 (visit_reference_op_load): Ditto.
14041 (visit_reference_op_store): Ditto.
14042 (init_scc_vn): Init next_value_id, constant_to_value_id and
14043 constant_value_ids.
14044 (free_scc_vn): Free them.
14045 (set_hashtable_value_ids): New function.
14046 (run_scc_vn): Use it.
14047 (get_max_value_id): New function.
14048 (get_next_value_id): Ditto.
14049 (expressions_equal_p): Moved from tree-vn.c
14050 (sort_vuses): Ditto.
14051 (sort_vuses_heap): Ditto.
14052 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
14054 * tree.c (iterative_hash_hashval_t): Made non-static
14055 * tree.h (iterative_hash_hashval_t): Declare it.
14057 2008-07-08 Martin Jambor <mjambor@suse.cz>
14059 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
14060 instead of ipa_create_node_params.
14061 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
14062 ipa_check_create_edge_args, free them with
14063 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
14065 * ipa-prop.c: Include flags.h and tree-inline.h.
14066 (ipa_node_params_vector): New variable.
14067 (ipa_edge_args_vector): New variable.
14068 (edge_removal_hook_holder): New variable.
14069 (node_removal_hook_holder): New variable.
14070 (edge_duplication_hook_holder): New variable.
14071 (node_duplication_hook_holder): New variable.
14072 (ipa_detect_param_modifications): Check for presence of modified flags.
14073 (ipa_compute_jump_functions): Check for presence of jump functions.
14074 (ipa_free_edge_args_substructures): New function.
14075 (ipa_create_node_params): Removed.
14076 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
14077 (ipa_free_node_params_substructures): New function.
14078 (ipa_free_all_node_params): Changed to deallocate the on-the-side
14080 (ipa_edge_removal_hook): New function.
14081 (ipa_node_removal_hook): New function.
14082 (duplicate_array): New function.
14083 (ipa_edge_duplication_hook): New function.
14084 (ipa_node_duplication_hook): New function.
14085 (ipa_register_cgraph_hooks): New function.
14086 (ipa_unregister_cgraph_hooks): New function.
14087 (free_all_ipa_structures_after_ipa_cp): New function.
14089 * ipa-prop.h: Include vec.h.
14090 (ipa_node_params_t): New typedef with vector types for it.
14091 (ipa_edge_args_t): New typedef with vector types for it.
14092 (IPA_NODE_REF): Changed to access an on-the-side vector.
14093 (IPA_EDGE_REF): Changed to access an on-the-side vector.
14094 (ipa_check_create_node_params): New function.
14095 (ipa_check_create_edge_args): New function.
14097 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
14100 2008-07-07 Tom Tromey <tromey@redhat.com>
14102 * configure, config.in: Rebuilt.
14103 * configure.ac: Don't check for scandir or alphasort.
14105 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14107 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
14108 types immediately after creating them.
14110 2008-07-07 Joseph Myers <joseph@codesourcery.com>
14112 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
14114 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
14116 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
14117 dump_constraint_graph.
14118 (dump_constraint_edge): New function.
14119 (dump_constraint_graph): New function.
14120 (debug_constraint_graph): New function.
14121 (dump_constraint): Removed useless comparison.
14122 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
14123 (dump_constraint_graph): Declare.
14124 (debug_constraint_graph): Declare.
14125 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
14127 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
14129 * config/i386/i386.c (is_va_list_char_pointer): New.
14130 (ix86_va_start): Replace compare with ms_va_list_type_node
14131 by is_va_list_char_pointer.
14132 (ix86_gimplify_va_arg): Likewise.
14134 2008-07-07 Martin Jambor <mjambor@suse.cz>
14136 * cgraph.c (cgraph_edge_max_uid): New variable.
14137 (struct cgraph_edge_hook_list): New type.
14138 (struct cgraph_node_hook_list): New type.
14139 (struct cgraph_2edge_hook_list): New type.
14140 (struct cgraph_2node_hook_list): New type.
14141 (first_cgraph_edge_removal_hook): New variable.
14142 (first_cgraph_node_removal_hook): New variable.
14143 (first_cgraph_edge_duplicated_hook): New variable.
14144 (first_cgraph_node_duplicated_hook): New variable.
14145 (cgraph_add_edge_removal_hook): New function.
14146 (cgraph_remove_edge_removal_hook): New function.
14147 (cgraph_call_edge_removal_hooks): New function.
14148 (cgraph_add_node_removal_hook): New function.
14149 (cgraph_remove_node_removal_hook): New function.
14150 (cgraph_call_node_removal_hooks): New function.
14151 (cgraph_add_edge_duplication_hook): New function.
14152 (cgraph_remove_edge_duplication_hook): New function.
14153 (cgraph_call_edge_duplication_hooks): New function.
14154 (cgraph_add_node_duplication_hook): New function.
14155 (cgraph_remove_node_duplication_hook): New function.
14156 (cgraph_call_node_duplication_hooks): New function.
14157 (cgraph_create_edge): Assign to edge uid.
14158 (cgraph_remove_edge): Call edge removal hooks.
14159 (cgraph_node_remove_callees): Call edge removal hooks.
14160 (cgraph_node_remove_callers): Call edge removal hooks.
14161 (cgraph_remove_node): Call node removal hooks.
14162 (cgraph_clone_edge): Call edge duplication hooks.
14163 (cgraph_clone_node): Call node duplication hooks.
14165 * cgraph.h (cgraph_edge): New field uid.
14166 (cgraph_edge_hook): New type.
14167 (cgraph_node_hook): New type.
14168 (cgraph_2edge_hook): New type.
14169 (cgraph_2node_hook): New type.
14171 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
14173 * config.in: Regenerate.
14175 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
14177 * gcc.c (print_sysroot): New.
14178 (option_map, display_help, process_command): Handle the
14179 -print-sysroot option.
14180 (main): Print the sysroot if requested.
14181 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
14183 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14186 * unwind-pe.h (size_of_encoded_value): add attribute unused.
14188 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
14190 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
14191 (assign_parm_setup_block_p): Also check mode of entry_parm.
14193 2008-07-07 Richard Guenther <rguenther@suse.de>
14195 * tree-ssa-structalias.h (set_used_smts): Remove.
14196 * tree-ssa-structalias.c (used_smts): Likewise.
14197 (set_used_smts): Likewise.
14198 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
14199 call to set_used_smts.
14201 2008-07-07 Richard Guenther <rguenther@suse.de>
14203 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
14204 (new_var_info): Set it to false.
14205 (solution_set_add): Correctly handle pointers outside a var and
14207 (type_safe): Treat variables with is_full_var properly.
14208 (do_sd_constraint): Likewise.
14209 (do_ds_constraint): Likewise.
14210 (process_constraint): Remove zeroing offset for !use_field_sensitive.
14211 (get_constraint_for_ptr_offset): New function.
14212 (get_constraint_for_component_ref): For addresses at least include
14213 the last field of the variable. Handle is_full_vars properly.
14214 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
14215 (handle_ptr_arith): Remove.
14216 (find_func_aliases): Simplify assignment handling.
14217 (create_function_info_for): For parameter and result varinfos set
14219 (create_variable_info_for): Set is_full_var flag whenever we
14220 just created a single varinfo for a decl.
14221 (init_alias_vars): Initialize use_field_sensitive from
14222 max-fields-for-field-sensitive parameter.
14224 2008-07-07 Richard Guenther <rguenther@suse.de>
14226 PR tree-optimization/36713
14227 * tree-flow-inline.h (is_call_used): New function.
14228 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
14229 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
14230 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
14232 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14234 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
14236 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
14238 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
14240 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14241 Nathan Sidwell <nathan@codesourcery.com>
14243 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
14244 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
14246 * config/m68k/t-linux: New.
14247 * doc/install.texi: Document m68k-*-linux is now multilibbed by
14250 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
14252 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
14253 * config/m68k/m68k-devices.def: Remove multilibs that only differ
14256 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14258 * gcc.c (execute): Fix -Wc++-compat warning.
14260 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
14263 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
14264 constant for little endian.
14266 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
14268 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
14269 mips_base_mips16 instead of TARGET_MIPS16.
14270 (mips_base_mips16): Declare.
14271 * config/mips/mips.c (mips_base_mips16): Make global.
14272 (was_mips16_p): Remove GTY marker.
14273 (was_mips16_pch_p): New variable.
14274 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
14275 (mips_override_options): Force to non-MIPS16 mode initially.
14276 Do not complain about MIPS16 PIC incompatibilities here.
14277 Only allow -mgpopt if -mexplicit-relocs is in force for
14280 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
14282 * configure.ac: Check for caddr_t, define to char * if not defined.
14283 * configure: Regenerate.
14284 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
14285 (mmap_gt_pch_use_address): Likewise.
14286 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
14288 2008-07-06 Richard Guenther <rguenther@suse.de>
14290 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
14291 (new_var_info): Deal with it.
14292 (solution_set_add): Likewise.
14293 (bitpos_of_field): Make signed, fix.
14294 (struct fieldoff): Remove type and decl fields. Make size field
14295 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
14297 (fieldoff_compare): Deal with it.
14298 (push_fields_onto_fieldstack): Remove has_union argument, glob
14299 adjacent non-pointer fields together.
14300 (create_function_info_for): Do not set has_union.
14301 (create_variable_info_for): Simplify.
14303 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
14305 * config.gcc (extra_headers): Add cross-stdarg.h for target
14306 x86_64-*-* and i?86-*-*.
14307 * config/i386/cross-stdarg.h: New.
14308 * builtins.c (std_fn_abi_va_list): New.
14309 (std_canonical_va_list_type): New.
14310 (stabilize_va_list): Replace va_list_type_node use by
14311 mtarget.canonical_va_list_type.
14312 (gimplify_va_arg_expr): Likewise.
14313 (expand_builtin_va_copy): Replace va_list_type_node use by
14314 mtarget.fn_abi_va_list.
14315 * tree-sra.c (is_va_list_type): New helper.
14316 (decl_can_be_decomposed_p): Replace
14317 va_list_type_node use by is_va_list_type.
14318 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
14319 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
14320 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
14321 * config/i386/i386-protos.h (ix86_get_valist_type): New.
14322 (ix86_enum_va_list): New.
14323 * config/i386/i386.c (sysv_va_list_type_node): New.
14324 (ms_va_list_type_node): New.
14325 (ix86_function_type_abi): Remove sorry.
14326 (ix86_build_builtin_va_list_abi): New.
14327 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
14328 for 64-bit targets.
14329 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
14330 (ix86_init_builtins_va_builtins_abi): New.
14331 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
14332 for 64-bit targets.
14333 (ix86_handle_abi_attribute): New.
14334 (attribute_spec): Add sysv_abi and ms_abi.
14335 (ix86_fn_abi_va_list): New.
14336 (ix86_canonical_va_list_type): New.
14337 (ix86_enum_va_list): New.
14338 (TARGET_FN_ABI_VA_LIST): New.
14339 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14340 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
14341 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
14342 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14343 (TARGET_ENUM_VA_LIST): New.
14344 * expr.h (std_fn_abi_va_list): New.
14345 (std_canonical_va_list_type): New.
14346 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
14347 (TARGET_CANONICAL_VA_LIST_TYPE): New.
14348 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
14349 TARGET_CANONICAL_VA_LIST_TYPE.
14350 * target.h (struct gcc_target): Add fn_abi_va_list hook
14351 and canonical_va_list_type hook.
14353 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14355 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
14356 integral and pointer types.
14358 2008-07-04 Roger Sayle <roger@eyesopen.com>
14360 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
14361 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
14363 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
14366 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
14368 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14370 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
14371 build_gimple_modify_stmt.
14372 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
14373 gimple operand. Use fold_build* instead of build*.
14375 2008-07-04 Richard Guenther <rguenther@suse.de>
14377 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
14378 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
14379 properly to compute the reachability set if we do field-sensitive PTA.
14380 * invoke.texi (max-fields-for-field-sensitive): Document default.
14381 * opts.c (decode_options): Set max-fields-for-field-sensitive to
14382 100 for optimize >= 2.
14384 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14386 * ggc-zone.c (lookup_page_table_if_allocated,
14387 set_page_table_entry, zone_find_object_size, alloc_small_page,
14388 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
14389 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
14390 -Wc++-compat and/or -Wcast-qual warnings.
14392 2008-07-04 Alan Modra <amodra@bigpond.net.au>
14395 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
14396 pic_offset_table_rtx to be marked as used here.
14397 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
14398 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
14399 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
14400 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
14401 !TARGET_SECURE_PLT.
14403 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14405 * alloc-pool.c (hash_descriptor, eq_descriptor,
14406 alloc_pool_descriptor): Fix -Wc++-compat warnings.
14407 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
14409 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
14410 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
14411 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
14412 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14415 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
14417 * tree-flow.h (loop_only_exit_p): Declare.
14418 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
14419 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
14420 the number of iterations if it is constant. Otherwise, if this is the
14421 only possible exit of the loop, use the conservative estimate on the
14422 number of iterations of the entire loop if available.
14424 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
14426 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
14427 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
14428 Add synchronization functions.
14429 * config/sync.c: New file.
14430 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
14431 (LIBGCC_SYNC_CFLAGS): Likewise.
14433 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
14436 * config/i386/i386.md (mode): Add TF to "mode" attribute.
14437 (*pushtf_sse): New insn pattern.
14438 (pushtf splitters): New splitters.
14440 2008-07-03 Michael Meissner <gnu@the-meissners.org>
14442 PR middle-end/35736
14443 * predict.c (build_predict_expr): Use void_type_node for the tree
14444 type, instead of NULL_TREE.
14446 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
14448 * config/i386/i386.c (contains_aligned_value_p): Return true
14450 (ix86_data_alignment): Align TCmode to 128bits.
14451 (ix86_local_alignment): Likewise.
14453 2008-07-03 Andrew Haley <aph@redhat.com>
14456 * vec.h (VEC_TA): New.
14457 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
14458 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
14459 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
14460 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
14461 (C_COMMON_FIXED_TYPES): Remove first arg.
14462 (C_COMMON_FIXED_MODE_TYPES): Likewise.
14463 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
14464 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
14465 not to use empty macro arguments.
14467 2008-07-02 Joseph Myers <joseph@codesourcery.com>
14469 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
14470 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
14471 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
14472 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
14473 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
14474 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
14475 config/ia64/crtn.asm, config/m68hc11/larith.asm,
14476 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
14477 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
14478 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
14479 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
14480 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
14481 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
14482 config/rs6000/e500crtres64gpr.asm,
14483 config/rs6000/e500crtres64gprctr.asm,
14484 config/rs6000/e500crtrest32gpr.asm,
14485 config/rs6000/e500crtrest64gpr.asm,
14486 config/rs6000/e500crtresx32gpr.asm,
14487 config/rs6000/e500crtresx64gpr.asm,
14488 config/rs6000/e500crtsav32gpr.asm,
14489 config/rs6000/e500crtsav64gpr.asm,
14490 config/rs6000/e500crtsav64gprctr.asm,
14491 config/rs6000/e500crtsavg32gpr.asm,
14492 config/rs6000/e500crtsavg64gpr.asm,
14493 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
14494 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
14495 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
14496 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
14497 config/sparc/sol2-cn.asm: Remove .file directives.
14499 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
14501 * resource.c (mark_referenced_resources): Look inside
14502 UNSPEC_VOLATILEs and ASM_INPUTs.
14504 2008-07-02 Ian Lance Taylor <iant@google.com>
14506 * rtlanal.c (add_reg_note): New function.
14507 * rtl.h (add_reg_note): Declare.
14508 * auto-inc-dec.c (attempt_change): Use add_reg_note.
14509 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
14510 * builtins.c (expand_builtin_longjmp): Likewise.
14511 (expand_builtin_nonlocal_goto): Likewise.
14512 * calls.c (emit_call_1, expand_call): Likewise.
14513 * cfgexpand.c (add_reg_br_prob_note): Likewise.
14514 * cfglayout.c (fixup_reorder_chain): Likewise.
14515 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
14516 (commit_one_edge_insertion): Likewise.
14517 * combine.c (move_deaths, distribute_notes): Likewise.
14518 * df-problems.c (df_set_note): Likewise.
14519 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
14520 (set_unique_reg_note): Likewise.
14521 (emit_copy_of_insn_after): Likewise.
14522 * expr.c (expand_expr_real): Likewise.
14523 * gcse.c (add_label_notes): Likewise.
14524 * haifa-sched.c (create_check_block_twin): Likewise.
14525 * jump.c (mark_jump_label_1): Likewise.
14526 * loop-doloop.c (add_test, doloop_modify): Likewise.
14527 * loop-unswitch.c (compare_and_jump_seq): Likewise.
14528 * lower-subreg.c (move_eh_region_note): Likewise.
14529 * optabs.c (emit_libcall_block): Likewise.
14530 * predict.c (predict_insn): Likewise.
14531 (combine_predictions_for_insn): Likewise.
14532 * recog.c (peephole2_optimize): Likewise.
14533 * regmove.c (try_auto_increment): Likewise.
14534 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
14535 * reload.c (find_reloads): Likewise.
14536 * reload1.c (fixup_eh_region_note): Likewise.
14537 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
14538 * reorg.c (delete_prior_computation): Likewise.
14539 (delete_computation, dbr_schedule): Likewise.
14540 * config/pa/pa.c (legitimize_pic_address): Likewise.
14541 * config/sh/sh.c (sh_reorg): Likewise.
14543 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14546 * config/libgcc-glibc.ver: Add %exclude.
14547 * config/m32r/libgcc-glibc.ver: Likwise.
14548 * config/s390/libgcc-glibc.ver: Likwise.
14549 * config/sh/libgcc-glibc.ver: Likwise.
14550 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
14552 * config/i386/libgcc-glibc.ver: New.
14554 * config/i386/libgcc-x86_64-glibc.ver: Removed.
14556 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
14558 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
14559 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
14560 i[34567]86-*-linux*, x86_64-*-linux*. Add
14561 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
14562 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
14563 x86_64-*-linux*. Add i386/t-linux to tmake_file for
14564 i[34567]86-*-linux*, x86_64-*-linux*.
14566 * libgcc-std.ver: Add empty GCC_4.4.0.
14568 * mkmap-symver.awk: Support multiple versions per symbol.
14570 * config/i386/i386.c (ix86_init_builtins): Always define
14571 __builtin_fabsq and __builtin_copysignq with fallbacks.
14572 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
14573 and __builtin_copysignq if SSE2 isn't available.
14575 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
14576 (LIBGCC2_TF_CEXT): Likwise.
14577 (TF_SIZE): Likwise.
14579 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
14581 * config/i386/sfp-machine.h: Moved to libgcc.
14583 * config/i386/sfp-machine.h: New.
14584 * config/i386/t-linux: Likwise.
14586 * config/i386/t-darwin: Remove softfp_wrap_start and
14588 * config/i386/t-darwin64: Likewise.
14590 * config/i386/t-fprules-softfp64: Renamed to ...
14591 * config/i386/t-fprules-softfp: This.
14593 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
14594 and softfp_wrap_end.
14596 2008-07-02 Jason Merrill <jason@redhat.com>
14598 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
14600 * tree.c (ctor_to_list): New fn.
14601 * tree.h: Declare it.
14602 (CONSTRUCTOR_ELT): New macro.
14603 (CONSTRUCTOR_NELTS): New macro.
14605 2008-07-02 Richard Guenther <rguenther@suse.de>
14607 * tree-ssa-structalias.c (struct variable_info): Reorder
14608 to fill padding on 64bit hosts. Make collapsed_to an int.
14609 (get_varinfo_fc): Deal with that.
14610 (new_var_info): Likewise.
14611 (collapse_rest_of_var): Likewise.
14613 2008-07-02 Joshua Sumali <jsumali@redhat.com>
14615 * doc/install.texi (--enable-java-home): Document.
14616 (--enable-aot-compile-rpm): Likewise.
14617 (--with-arch-directory): Likewise.
14618 (--with-os-directory): Likewise.
14619 (--with-origin-name): Likewise.
14620 (--with-arch-suffix): Likewise.
14621 (--with-jvm-root-dir): Likewise.
14622 (--with-jvm-jar-dir): Likewise.
14623 (--with-python-dir): Likewise.
14625 2008-07-02 Richard Guenther <rguenther@suse.de>
14627 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
14628 from decls explicitly. Merge operand checking from tuples.
14630 2008-07-02 Martin Jambor <mjambor@suse.cz>
14632 * tree-switch-conversion.c: Included timevar.h which I forgot before.
14634 2008-07-02 Martin Jambor <mjambor@suse.cz>
14636 * tree-switch-conversion.c: Included timevar.h
14637 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
14639 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
14641 2008-07-02 Martin Jambor <mjambor@suse.cz>
14643 * tree-switch-conversion.c: Corrected various comments and
14645 (build_constructors): Fixed minor formatting mistakes.
14647 * invoke.texi (Optimize Options): Corrected the
14648 switch-conversion-max-branch-ratio parameter.
14650 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
14652 * final.c (asm_insn_count): Return zero for an empty asm body.
14654 2008-07-02 Richard Guenther <rguenther@suse.de>
14656 * bitmap.h (bitmap_set_bit): Return bool.
14657 (bitmap_clear_bit): Likewise.
14658 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
14659 write to the bitmap if it would.
14660 (bitmap_clear_bit): Likewise.
14661 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
14662 bitmap_set_bit return value.
14663 (add_pred_graph_edge): Likewise.
14664 (add_graph_edge): Likewise.
14665 (do_sd_constraint): Likewise.
14666 (do_ds_constraint): Likewise.
14668 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14670 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
14671 Fix -Wc++-compat and/or -Wcast-qual warnings.
14672 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
14673 gen_regparm_prefix): Likewise.
14674 * vmsdbgout.c (write_modbeg, lookup_filename,
14675 vmsdbgout_source_line, vmsdbgout_init): Likewise.
14677 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
14679 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
14680 defaults.h definition apply.
14682 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14684 * function.c (assign_parm_remove_parallels): New.
14685 (assign_parm_setup_block_p): Do not return true for non-BLKmode
14687 (assign_parm_setup_block): Do not handle them.
14688 (assign_parm_setup_reg, assign_parm_setup_stack): Call
14689 assign_parm_remove_parallels.
14691 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14693 * c-typeck.c (convert_for_assignment): Use
14694 vector_targets_convertible_p.
14695 * c-common.c (vector_targets_convertible_p): New.
14696 * c-common.h (vector_targets_convertible_p): New prototype.
14697 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
14698 opaque_p_V2SI_type_node.
14700 2008-07-01 Steve Ellcey <sje@cup.hp.com>
14702 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
14705 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
14707 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
14708 TFmode constants via two element DImode vector for hosts with
14709 HOST_BITS_PER_WIDE_INT < 64.
14710 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
14711 also for HOST_BITS_PER_WIDE_INT < 64.
14713 2008-07-01 Richard Guenther <rguenther@suse.de>
14715 PR tree-optimization/36666
14716 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
14717 (get_constraint_exp_from_ssa_var): Split into ...
14718 (get_constraint_exp_for_temp): ... this ...
14719 (get_constraint_for_ssa_var): ... and that.
14720 Return constraint expressions for all touched sub-fields
14721 if the results address is not taken.
14722 (process_constraint): Remove assertion that aggregate
14723 assignments do not happen at this place.
14724 (get_constraint_for_component_ref): Add address_p argument.
14725 Return constraint expressions for all touched sub-fields
14726 if the results address is not taken.
14727 (do_deref): Use get_constraint_exp_for_temp.
14728 (get_constraint_for_1): Rename from ...
14729 (get_constraint_for): ... this. Add the old function as wrapper.
14730 (do_structure_copy): Use get_constraint_for_1.
14732 2008-07-01 Martin Jambor <mjambor@suse.cz>
14734 * Makefile.in (tree-switch-conversion.o): Add.
14735 (OBJS-common): Add tree-swtch-conversion.o.
14736 * passes.c (init_optimization_passes): Add pass_convert_switch.
14737 * tree-pass.h: (pass_convert_switch): Add.
14738 * tree-switch-conversion.c: New file.
14739 * gcc.dg/tree-ssa/cswtch.c: New testcase.
14740 * common.opt (ftree-cswtch): New option.
14741 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14742 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
14743 * opts.c (decode_options): Set flag_tree_switch_conversion when
14744 optimization level is >= 2.
14745 * doc/invoke.texi (Optimize Options): Added description of
14746 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
14748 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14750 * config/darwin-driver.c (darwin_default_min_version): Fix
14751 -Wc++-compat warnings.
14753 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
14755 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
14758 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14760 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
14762 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
14764 PR rtl-optimization/34744
14765 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
14766 (df_scan_free_internal): Free data structures not
14767 allocated in storage pools.
14768 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
14769 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
14770 df_scan_free_mws_vec.
14771 * dse.c (dse_step6): Free offset_map_p and offset_map_n
14774 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
14776 * config/i386/i386.c (contains_aligned_value_p): Return true
14778 (ix86_function_arg_boundary): Return its natural boundary
14780 (return_in_memory_32): Don't check TDmode.
14781 (ix86_split_to_parts): Support splitting into 4 parts and
14782 support TFmode for 32bit target.
14783 (ix86_split_long_move): Support splitting into 4 parts.
14784 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14786 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14787 (ix86_init_builtins): Here.
14788 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14789 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14790 'q' and 'w', respectively.
14792 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14794 (movtf_internal): Likewise.
14795 (<code>tf2): Likewise.
14796 (*absnegtf2_sse): Likewise.
14797 (copysign<mode>3): Likewise.
14798 (copysign<mode>3_const): Likewise.
14799 (copysign<mode>3_var): Likewise.
14800 (define_split UNSPEC_COPYSIGN): Likewise.
14801 * config/i386/sse.md (*nandtf3): Likewise.
14802 (<code>tf3): Likewise.
14803 (*<code>tf3): Likewise.
14805 2008-06-30 Joey Ye <joey.ye@intel.com>
14806 H.J. Lu <hongjiu.lu@intel.com>
14808 * global.c (compute_regsets): Set frame_pointer_needed here.
14809 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14811 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14813 * doc/install.texi (specific): Expand Windows build notes.
14815 2008-06-30 Ira Rosen <irar@il.ibm.com>
14817 PR tree-optimization/36648
14818 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14819 number of prolog iterations by step. Fix the comment.
14821 2008-06-30 Richard Guenther <rguenther@suse.de>
14823 PR middle-end/36671
14824 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14825 handle calls from ECF_MALLOC functions.
14826 (handle_pure_call): ECF_MALLOC functions do not return
14828 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14830 2008-06-29 Andreas Schwab <schwab@suse.de>
14832 * config/m68k/m68k.c (print_operand): Always print a float
14834 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14835 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14838 * config/rs6000/x-linux64: Remove never used file.
14840 2008-06-29 Richard Guenther <rguenther@suse.de>
14842 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14844 (struct alias_info): Move ...
14845 * tree-ssa-alias.c: ... here.
14846 (update_alias_info): Declare.
14847 (compute_may_aliases): Call it.
14848 (update_alias_info): New function.
14849 * tree-ssa-structalias.c (update_alias_info): Move ...
14850 * tree-ssa-alias.c (update_alias_info_1): ... here.
14851 * tree-ssa-structalias.c (process_constraint_1): Remove
14852 unused from_call argument. Rename to ...
14853 (process_constraint): ... this. Delete old wrapper.
14854 (make_constraint_to): Adjust callers.
14855 (handle_const_call): Likewise.
14856 (handle_pure_call): Likewise.
14857 (init_base_vars): Likewise.
14858 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14859 (find_func_aliases): We don't need structure copies for
14861 (make_constraint_from_anything): Remove.
14862 (create_variable_info_for): For globals make constraints
14863 from escaped, not from anything.
14864 (compute_points_to_sets): Do not call update_alias_info.
14865 (ipa_pta_execute): Use make_constraint_from.
14867 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14869 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14870 (bitmap.o-warn, dominance.o-warn): New.
14871 * configure.ac (cxx_compat_warn): Delete.
14872 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14873 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14875 * configure: Regenerate.
14877 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14880 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14882 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14883 * df-scan.c (df_notes_rescan): Likewise.
14884 * ggc-page.c (set_page_table_entry): Likewise.
14885 * intl.c (gcc_gettext_width): Likewise.
14886 * varasm.c (get_unnamed_section, get_noswitch_section,
14887 get_section): Likewise.
14889 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14891 * regrename.c (build_def_use): Don't copy RTX.
14893 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14895 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14896 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14897 punctuation. Use @ref instead of @xref.
14898 (Function Names): Remove stray @display/@end display.
14899 (C++ Attributes): Use @ref instead of @xref.
14900 (Deprecated Features): Fix punctuation around @xref.
14901 (Backwards Compatibility): Likewise.
14902 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14904 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14906 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14907 constants for E500 double.
14909 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14911 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14912 element type of const_vector.
14914 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14916 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14917 Remove FLAGS_REG clobber from expander pattern.
14918 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14919 (anddi3, andsi3, andhi3, andqi3): Ditto.
14920 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14921 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14922 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14923 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14924 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14925 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14926 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14927 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14929 2008-06-28 Richard Guenther <rguenther@suse.de>
14931 * tree-ssa-structalias.c (callused_id, var_callused,
14932 callused_tree): Add.
14933 (handle_pure_call): New function.
14934 (find_func_aliases): Call it.
14935 (find_what_p_points_to): Handle the call-used set.
14936 (clobber_what_escaped): Likewise.
14937 (compute_call_used_vars): New function.
14938 (init_base_vars): Init the call-used variable.
14939 (do_sd_constraint): Do not propagate the solution from CALLUSED
14940 but use CALLUSED as a placeholder.
14941 (solve_graph): Likewise.
14942 * tree-flow-inline.h (gimple_call_used_vars): New function.
14943 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14944 (compute_call_used_vars): Declare.
14945 * tree-ssa-alias.c (set_initial_properties): Call
14946 compute_call_used_vars.
14947 (reset_alias_info): Clear call-used variables.
14948 (add_call_clobber_ops): Assert we are not called for const/pure
14949 functions. Remove handling of them.
14950 (add_call_read_ops): Handle pure functions by adding the
14951 call-used set of variables as VUSEs.
14952 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14953 (delete_tree_ssa): Free it.
14954 * tree-dfa.c (remove_referenced_var): Clear the var from the
14957 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14959 * tree.c (build_varargs_function_type_list): New.
14960 (build_function_type_list_1): New.
14961 (build_function_type_list): Use build_function_type_list_1.
14962 * tree.h (build_varargs_function_type_list): New.
14964 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14967 * config/spu/spu.c (spu_builtin_splats): Do not generate
14968 invalid CONST_VECTOR expressions.
14969 (spu_expand_vector_init): Likewise.
14971 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14973 * optabs.c (libfunc_decls): New variable.
14974 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14975 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14976 for the same function twice.
14978 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14980 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14981 ix86_expand_binary_operator directly.
14982 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14984 (*ashrti3_1): Ditto.
14985 (*lshrti3_1): Ditto.
14986 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14987 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14988 using only one splitter. Conditionaly execute splitter before or
14989 after peephole2 pass.
14990 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14991 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14992 Use only one alternative in asm template.
14993 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14995 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14996 "J" operand constraint for operand 2.
14997 (*ashldi3_cconly_rex64): Ditto.
14998 (*ashrdi3_cmp_rex64): Ditto.
14999 (*ashrdi3_cconly_rex64): Ditto.
15000 (*lshrdi3_cmp_rex64): Ditto.
15001 (*lshrdi3_cconly_rex64): Ditto.
15002 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
15003 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
15004 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
15007 2008-06-27 Jakub Jelinek <jakub@redhat.com>
15009 * gimplify.c (omp_is_private): Don't return true if decl is not
15010 already private on #pragma omp for or #pragma omp parallel for.
15013 * tree-cfg.c (struct move_stmt_d): Replace block field with
15014 orig_block and new_block fields.
15015 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
15016 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
15017 (move_block_to_fn): Replace vars_map and new_label_map arguments
15018 with struct move_stmt_d pointer.
15019 (replace_block_vars_by_duplicates): New function.
15020 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
15021 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
15022 all subblocks of ORIG_BLOCK to the new function. Call
15023 replace_block_vars_by_duplicates.
15024 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
15025 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
15026 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
15027 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
15028 (expand_omp): Temporarily set input_location to the location of
15029 region's controlling stmt.
15030 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
15031 BIND_EXPR, push ctx->block_vars and gimplification vars into
15032 the BIND_EXPR and its block's BLOCK_VARS instead of directly
15033 into dest function.
15034 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
15035 there are any BLOCK_VARS.
15036 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
15037 OMP_PARALLEL or OMP_TASK stmt.
15038 (lower_omp): Save and restore input_location around the lower_omp_1
15041 2008-06-27 Richard Guenther <rguenther@suse.de>
15043 PR tree-optimization/36400
15044 PR tree-optimization/36373
15045 PR tree-optimization/36344
15046 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
15047 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
15048 (update_alias_info): Remove call clobbering code.
15049 (make_constraint_to): New helper function.
15050 (make_escape_constraint): Likewise.
15051 (handle_rhs_call): Use it on all pointer containing arguments.
15052 Also mark the static chain escaped.
15053 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
15054 instead of ANYTHING.
15055 (make_constraint_from): New helper split out from ...
15056 (make_constraint_from_anything): ... here.
15057 (find_func_aliases): Add constraints for escape sites.
15058 (intra_create_variable_infos): Make constraints from NONLOCAL
15060 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
15062 (clobber_what_p_points_to): Remove.
15063 (clobber_what_escaped): New function.
15064 (init_base_vars): Init NONLOCAL and ESCAPED.
15065 (do_sd_constraint): Do not propagate the solution from ESCAPED
15066 but use ESCAPED as a placeholder.
15067 (solve_graph): Likewise.
15068 * tree-flow.h (clobber_what_p_points_to): Remove.
15069 (clobber_what_escaped): Declare.
15070 * tree-ssa-alias.c (set_initial_properties): Call it.
15071 Remove code clobbering escaped pointers.
15073 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15075 * function.c (allocate_struct_function): Only allocate a unique
15076 funcdef_no if the decl is nonzero.
15078 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
15080 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
15081 * config/mips/mips.c (mips_split_const_insns): New function.
15082 * config/mips/mips.md (move_type): New attribute.
15083 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
15084 (dword_mode): New attribute.
15085 (type): Avoid long line. Map "move_type"s to "type"s,
15086 choosing "multi" for doubleword moves if appropriate.
15087 Swap MTC/MFC comments to match their declaration order.
15088 (extended_mips16): Default to "yes" if "move_type" is "sll0",
15089 "type" is "branch" or "jal" is "direct".
15090 (length): Handle "extended_mips16" first. Make the default
15091 "0" for "ghost" instructions. Set the length from "move_type".
15092 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
15093 of "type", with "sll0" for the register alternative. Remove the
15094 "extended_mips16" attribute.
15095 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
15096 of "type", with "shift_shift" for the register alternative.
15097 Remove the "length" attribute.
15098 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
15099 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
15100 of "type", with "andi" for the register alternative.
15101 (*zero_extendqihi2): Likewise.
15102 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
15103 of "andi" instead of a "type" of "arith".
15104 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
15106 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
15107 (mov_<store>r, *mov<mode>_ra): Likewise.
15108 (extendsidi2): Use "move_type" instead of "type", with "move"
15109 for the register alternative.
15110 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
15111 of "type", with "signext" for the register alternative.
15112 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
15113 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
15114 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
15115 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
15116 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
15117 (unnamed branch insn): Likewise.
15118 (*movdi_gp32_fp64): Fold into...
15119 (*movdi_32bit): ...here.
15120 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
15121 (*movdf_hardfloat): ...this new pattern.
15122 (*movdf_softfloat): Remove redundant FPR alternatives.
15123 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
15124 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
15125 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
15126 the "move" attribute.
15127 (*movdi_32bit): Use "move_type" instead of "type" and remove the
15128 "length" attribute. Use "fpload" and "fpstore" instead of "load"
15129 and "store" for COP loads and stores.
15130 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
15131 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
15132 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
15133 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
15134 (*movtf_mips16, *movv2sf): Likewise.
15135 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
15136 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
15137 (mfhc1<mode>): Use "move_type" instead of "move".
15138 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
15139 (loadgp_blockage): Remove the "length" attribute.
15140 (blockage, set_got_version, update_got_version): Likewise.
15141 (call_internal): Remove the "extended_mips16" attribute.
15142 (call_value_internal, call_value_multiple_internal): Likewise.
15143 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
15145 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
15146 the "length" attribute.
15148 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15150 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
15151 -Wcast-qual warnings.
15152 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
15153 handle_pragma_pop_macro): Likewise.
15154 * collect2.c (resolve_lib_name): Likewise.
15155 * config/arc/arc.c (arc_init): Likewise.
15156 * config/arm/arm.c (neon_builtin_compare,
15157 locate_neon_builtin_icode): Likewise.
15158 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
15159 * config/bfin/bfin.c (bfin_init_machine_status,
15160 bfin_optimize_loop): Likewise.
15161 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
15162 * config/cris/cris.c (cris_init_expanders): Likewise.
15163 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
15164 * config/darwin.c (machopic_indirection_eq,
15165 machopic_indirection_name, machopic_output_indirection): Likewise.
15166 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
15167 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
15168 frv_optimize_membar): Likewise.
15169 * config/i386/cygwin.h (mingw_scan,
15170 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
15171 * config/i386/cygwin1.c (mingw_scan): Likewise.
15172 * config/i386/i386.c (machopic_output_stub): Likewise.
15173 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
15174 i386_pe_unique_section): Likewise.
15175 * config/ia64/ia64.c (ia64_init_machine_status,
15176 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
15178 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
15179 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
15180 * config/m68k/m68k.c (m68k_handle_option,
15181 m68k_sched_md_init_global): Likewise.
15182 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
15183 mcore_unique_section): Likewise.
15184 * config/mips/mips.c (mips_block_move_straight,
15185 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
15187 * config/mmix/mmix.c (mmix_init_machine_status,
15188 mmix_encode_section_info): Likewise.
15189 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
15190 * config/rs6000/rs6000.c (rs6000_init_machine_status,
15191 print_operand_address, output_toc, redefine_groups,
15192 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
15193 * config/s390/s390.c (s390_init_machine_status): Likewise.
15194 * config/score/score.c (score_block_move_straight,
15195 score_block_move_loop_body): Likewise.
15196 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
15197 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
15198 * emit-rtl.c (find_auto_inc): Likewise.
15199 * gcc.c (translate_options, process_command): Likewise.
15200 * reorg.c (dbr_schedule): Likewise.
15201 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
15202 * xcoffout.c (xcoffout_declare_function): Likewise.
15204 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
15206 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
15207 ipa-pta working again.
15209 2008-06-27 David Edelsohn <edelsohn@gnu.org>
15211 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
15214 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
15216 * config.gcc (powerpc*-*-*): Add new core e500mc.
15217 * config/rs6000/e500mc.md: New file.
15218 * config/rs6000/rs6000.c (processor_costs): Add new costs for
15220 (rs6000_override_options): Add e500mc case to
15221 processor_target_table. Altivec and Spe options not allowed
15222 with e500mc. Add isel instruction to e500mc by
15223 default. Initialize rs6000_cost for e500mc.
15224 (rs6000_issue_rate): Set issue rate for e500mc.
15225 * config/rs6000/rs6000.h (processor_type): Add
15226 PROCESSOR_PPCE500MC.
15227 (ASM_CPU_SPEC): Add e500mc.
15228 Set TARGET_ISEL to rs6000_isel.
15229 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
15230 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
15231 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
15233 * doc/invoke.texi: Add e500mc to list of cpus.
15235 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15238 * c-lex.c (lex_charconst): Initialize unsignedp.
15240 2008-06-27 Olivier Hainque <hainque@adacore.com>
15242 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
15243 documented assumptions.
15245 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
15247 * dwarf2out.c: Remove trailing white spaces. Break long line
15250 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
15252 * libfuncs.h (LTI_synchronize): New libfunc_index.
15253 (synchronize_libfunc): Declare.
15254 * builtins.c (expand_builtin_synchronize): Consider using
15255 synchronize_libfunc before falling back on an asm blockage.
15256 * config/mips/mips.c: Include libfuncs.h
15257 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
15259 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
15261 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
15262 parameter. Copy stack_reg to r11 where appropriate.
15263 (no_global_regs_above): Add gpr parameter.
15264 (rs6000_stack_info): Only add padding for SPE save area if we
15265 are saving SPE GPRs and CR.
15266 (saveres_routine_syms): New variable.
15267 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
15269 (rs6000_savres_routine_sym): New function.
15270 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
15272 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
15273 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
15274 Tweak FPR out-of-line saving.
15275 (rs6000_make_savres_rtx): New function.
15276 (rs6000_use_multiple_p): New function.
15277 (rs6000_savres_strategy): New function.
15278 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
15279 out-of-line if appropriate.
15280 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
15281 if we are optimizing for size.
15282 (GP_SAVE_INLINE): Define.
15283 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
15284 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
15285 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
15286 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
15287 (*save_fpregs_<mode>): Add use of r11.
15288 (*restore_gpregs_<mode>): New insn.
15289 (*return_and_restore_gpregs_<mode>): New insn.
15290 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
15292 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
15293 (*restore_gpregs_spe): New insn.
15294 (*return_and_restore_gpregs_spe): New insn.
15295 * config/rs6000/predicates.md (save_world_operation): Fix check.
15297 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15299 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
15300 this point, so assert that.
15302 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
15304 * cfganal.c: Include vec.h and vecprim.h.
15305 (compute_idf): Import from...
15306 * tree-into-ssa (compute_idf): ...here.
15307 * basic-block.h (compute_idf): Export.
15309 2008-06-26 Joseph Myers <joseph@codesourcery.com>
15311 * c-decl.c (merge_decls): Use !current_function_decl to check for
15312 extern declaration of C99 inline function being at file scope.
15314 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
15316 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
15318 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15320 * alias.c (record_alias_subset, init_alias_analysis): Fix
15321 -Wc++-compat and/or -Wcast-qual warnings.
15322 * attribs.c (lookup_attribute_spec): Likewise.
15323 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
15324 copy_bb, connect_traces,
15325 find_rarely_executed_basic_blocks_and_cr): Likewise.
15326 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
15327 note_btr_set, migrate_btr_defs): Likewise.
15328 * builtins.c (result_vector, expand_builtin_memcpy,
15329 expand_builtin_mempcpy_args, expand_builtin_strncpy,
15330 builtin_memset_read_str, expand_builtin_printf,
15331 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
15333 * caller-save.c (mark_set_regs): Likewise.
15334 * calls.c (expand_call, emit_library_call_value_1): Likewise.
15335 * cgraph.c (cgraph_edge): Likewise.
15336 * combine.c (likely_spilled_retval_1): Likewise.
15337 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
15338 htab_counts_entry_del, get_coverage_counts): Likewise.
15339 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
15340 new_cselib_val): Likewise.
15341 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
15342 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
15344 * df-core.c (df_compact_blocks): Likewise.
15345 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
15346 * df-scan.c (df_grow_reg_info, df_ref_create,
15347 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
15348 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
15349 df_record_entry_block_defs, df_record_exit_block_uses,
15350 df_bb_verify): Likewise.
15351 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
15352 DF_REF_EXTRACT_MODE_CONST): New.
15353 * dominance.c (get_immediate_dominator, get_dominated_by,
15354 nearest_common_dominator, root_of_dom_tree,
15355 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
15356 -Wc++-compat and/or -Wcast-qual warnings.
15357 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
15358 record_store, replace_read, check_mem_read_rtx, scan_insn,
15359 dse_step1, dse_record_singleton_alias_set): Likewise.
15360 * dwarf2asm.c (dw2_force_const_mem): Likewise.
15362 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15364 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
15365 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
15366 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
15367 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
15368 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
15369 add_ranges_num, add_ranges_by_labels, file_info_cmp,
15370 file_name_acquire, output_file_names, add_const_value_attribute,
15371 premark_used_types_helper, file_table_eq, file_table_hash,
15372 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
15373 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
15374 -Wcast-qual warnings.
15375 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
15376 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
15377 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
15378 gen_reg_rtx, start_sequence, init_emit): Likewise.
15379 * et-forest.c (et_new_occ, et_new_tree): Likewise.
15380 * except.c (init_eh_for_function, gen_eh_region,
15381 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
15382 arh_to_landing_pad, arh_to_label, add_action_record,
15383 add_call_site, switch_to_exception_section): Likewise.
15384 * expmed.c (synth_mult): Likewise.
15385 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
15386 store_expr): Likewise.
15387 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
15389 * function.c (assign_stack_temp_for_type,
15390 allocate_struct_function, match_asm_constraints_1): Likewise.
15391 * gcov-io.c (gcov_allocate): Likewise.
15392 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
15393 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
15394 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
15395 record_one_set, insert_expr_in_table, insert_set_in_table,
15396 dump_hash_table, compute_hash_table_work, alloc_hash_table,
15397 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
15398 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
15399 -Wcast-qual warnings.
15401 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15403 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
15404 -Wcast-qual warnings.
15405 * gcc.c (process_command): Likewise.
15406 * genattrtab.c (oballoc): Use XOBNEW.
15407 (oballocvec): Define.
15408 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
15409 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
15410 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
15411 -Wc++-compat and/or -Wcast-qual warnings.
15412 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
15413 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
15414 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15415 gen_presence_absence_set, gen_automaton, gen_regexp_el,
15416 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15417 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
15418 add_excls, process_presence_absence_names,
15419 process_presence_absence_patterns, add_presence_absence,
15420 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
15421 get_free_state, add_arc, get_free_automata_list_el,
15422 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
15423 transform_3, cache_presence, create_ainsns, create_automata,
15424 create_state_ainsn_table, dfa_insn_code_enlarge,
15425 output_trans_func, output_min_issue_delay_func,
15426 output_dead_lock_func, output_reset_func,
15427 output_get_cpu_unit_code_func, output_dfa_start_func,
15428 expand_automata): Likewise.
15429 * genextract.c (gen_insn): Likewise.
15430 * gengtype-lex.l: Likewise.
15431 * gengtype.c (read_input_list, adjust_field_type,
15432 process_gc_options): Likewise.
15433 * genoutput.c (note_constraint): Likewise.
15434 * genpreds.c (mangle, add_constraint): Likewise.
15435 * genrecog.c (process_define_predicate, new_decision,
15436 add_to_sequence): Likewise.
15437 * gensupport.c (record_insn_name): Likewise.
15439 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15441 * config/i386/driver-i386.c (detect_caches_amd,
15442 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
15443 and/or -Wcast-qual warnings.
15444 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
15445 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
15446 gt_pch_save): Likewise.
15447 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
15448 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
15449 * global.c (compute_regsets): Likewise.
15450 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
15451 finish_graph_dump_file): Likewise.
15452 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
15453 unlink_bb_notes): Likewise.
15454 * integrate.c (get_hard_reg_initial_val): Likewise.
15455 * ipa-prop.c (ipa_push_func_to_list): Likewise.
15456 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
15457 * local-alloc.c (update_equiv_regs): Likewise.
15458 * loop-invariant.c (check_invariant_table_size,
15459 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
15461 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
15462 altered_reg_used, mark_altered): Likewise.
15463 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
15464 insert_var_expansion_initialization,
15465 combine_var_copies_in_loop_exit, apply_opt_in_copies,
15466 release_var_copies): Likewise.
15467 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
15468 analyze_matrix_decl, add_allocation_site, analyze_transpose,
15469 analyze_accesses_for_phi_node, check_var_notmodified_p,
15470 check_allocation_function, find_sites_in_func,
15471 record_all_accesses_in_func, transform_access_sites,
15472 transform_allocation_sites): Likewise.
15473 * omp-low.c (new_omp_region, create_omp_child_function_name,
15474 check_omp_nesting_restrictions, check_combined_parallel,
15475 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
15476 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
15477 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
15478 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
15480 * opts-common.c (prune_options): Likewise.
15481 * opts.c (add_input_filename, print_filtered_help,
15482 get_option_state): Likewise.
15483 * params.c (add_params): Likewise.
15484 * passes.c (set_pass_for_id, next_pass_1,
15485 do_per_function_toporder, pass_fini_dump_file): Likewise.
15486 * postreload.c (reload_cse_simplify_operands): Likewise.
15487 * predict.c (tree_predicted_by_p, tree_predict_edge,
15488 clear_bb_predictions, combine_predictions_for_bb): Likewise.
15490 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15492 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
15494 * recog.c (check_asm_operands, validate_change_1): Likewise.
15495 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
15496 subst_asm_stack_regs): Likewise.
15497 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
15498 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
15499 * regmove.c (reg_is_remote_constant_p): Likewise.
15500 * regrename.c (regrename_optimize, scan_rtx_reg,
15501 kill_clobbered_value, kill_set_value, kill_autoinc_value):
15503 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
15504 regstat_compute_calls_crossed): Likewise.
15505 * reload1.c (init_reload, new_insn_chain,
15506 has_nonexceptional_receiver, reload, copy_reloads,
15507 calculate_needs_all_insns, init_elim_table): Likewise.
15508 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
15509 * rtl.c (shallow_copy_rtx_stat): Likewise.
15510 * rtlanal.c (parms_set): Likewise.
15511 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
15512 sbitmap_resize, sbitmap_vector_alloc): Likewise.
15513 * sched-ebb.c (earliest_block_with_similiar_load,
15514 add_deps_for_risky_insns): Likewise.
15515 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
15516 schedule_region): Likewise.
15517 * see.c (eq_descriptor_pre_extension,
15518 hash_descriptor_pre_extension, hash_del_pre_extension,
15519 eq_descriptor_properties, hash_descriptor_properties,
15520 hash_del_properties, see_seek_pre_extension_expr,
15521 see_initialize_data_structures, see_print_register_properties,
15522 see_print_pre_extension_expr, see_delete_merged_def_extension,
15523 see_delete_unmerged_def_extension, see_emit_use_extension,
15524 see_pre_delete_extension, see_map_extension, see_commit_changes,
15525 see_analyze_merged_def_local_prop,
15526 see_analyze_merged_def_local_prop,
15527 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
15528 see_set_prop_merged_def, see_set_prop_unmerged_def,
15529 see_set_prop_unmerged_use, see_print_one_extension,
15530 see_merge_one_use_extension, see_merge_one_def_extension,
15531 see_store_reference_and_extension, see_update_uses_relevancy,
15532 see_update_defs_relevancy): Likewise.
15533 * statistics.c (hash_statistics_hash, hash_statistics_eq,
15534 hash_statistics_free, curr_statistics_hash): Likewise.
15535 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
15536 expand_asm_operands, expand_return, case_bit_test_cmp,
15537 expand_case): Likewise.
15538 * stor-layout.c (start_record_layout): Likewise.
15539 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
15540 gt_pch_save_stringpool): Likewise.
15541 * tree-data-ref.c (hash_stmt_vertex_info,
15542 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
15543 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
15545 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
15548 * config/i386/i386.md : Change constraints of HImode and QImode
15549 immediate operands from "i" to "n". Change SImode "ni" constraint to
15550 "i" and SImode "rmi" constraint to "g". Remove all constraints
15551 from const0_operand and const1_operand predicated operands.
15552 (i): Change QImode and HImode attribute from "i" to "n".
15553 (*subqi_2): Change HImode operands to QImode.
15556 2008-06-25 Olivier Hainque <hainque@adacore.com>
15558 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
15561 2008-06-25 Richard Guenther <rguenther@suse.de>
15563 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
15564 not overflow the result type.
15566 2008-06-25 Richard Guenther <rguenther@suse.de>
15568 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
15569 (vn_lookup): Likewise.
15571 2008-06-25 Richard Guenther <rguenther@suse.de>
15573 PR tree-optimization/35518
15574 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
15575 * tree-sra.c (instantiate_element): Use fold_build3 to build
15577 (try_instantiate_multiple_fields): Likewise.
15579 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15581 * config/rs6000/rs6000.md: Change all string instruction's clobber to
15584 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15586 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
15587 use_backchain_to_restore_sp to true
15588 if the offset of the link register save area would go over the 32k - 1
15589 offset limit of the load
15592 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
15594 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
15595 anchor for the type-punning blurb. Cross-reference "Structures
15596 unions enumerations and bit-fields implementation". Provide a
15597 cast-through-pointer example. Make final sentence self-contained.
15598 * doc/implement-c.texi (Structures unions enumerations and
15599 bit-fields implementation): Cross-reference the type-punning blurb
15600 in the -fstrict-aliasing documentation.
15602 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
15604 PR middle-end/36594
15605 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
15606 the memory instead of the memory itself for the save area.
15608 2008-06-24 Olivier Hainque <hainque@adacore.com>
15609 Nicolas Roche <roche@adacore.com>
15611 * gengtype.c (srcdir_len): size_t instead of int.
15612 (get_file_realbasename): New function. For F a filename, the real
15613 basename of F, with all the path components stripped.
15614 (get_file_srcdir_relative_path): New function. For F a filename, the
15615 relative path to F from $(srcdir).
15616 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
15617 get_file_realbasename. Adjust the head comment.
15618 (get_prefix_langdir_index): New function. For F a filename, return the
15619 lang_dir_names[] relative index of the language directory that is
15621 (get_file_langdir): For F a filename, return the name of the language
15622 directory where F is located.
15623 (get_file_gtfilename): New function. The gt- output file name for an
15625 (get_output_file_with_visibility): Replace in-line computations with
15626 uses of get_file_gtfilename and get_prefix_langdir_index.
15627 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
15629 2008-06-24 Jakub Jelinek <jakub@redhat.com>
15631 PR tree-optimization/36504
15632 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
15633 references without base address.
15635 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15637 PR middle-end/36584
15638 * calls.c (expand_call): Increase alignment for recursive functions.
15640 2008-06-23 Anatoly Sokolov <aesok@post.ru>
15642 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
15643 (TARGET_FUNCTION_VALUE): New define.
15644 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
15645 * config/avr/avr.h (FUNCTION_VALUE): Remove.
15647 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15649 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
15650 (fmod<mode>3): Ditto.
15651 (remainderxf3): Ditto.
15652 (remainder<mode>3): Ditto.
15654 2008-06-23 Jakub Jelinek <jakub@redhat.com>
15657 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
15658 REG is a hard register.
15660 PR tree-optimization/36508
15661 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
15662 499, don't check it at all in release compilers.
15664 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
15666 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
15667 together with SSE_TARGET_MATH to disable insn pattern.
15668 (*fop_<MODEF:mode>_2_i387): Ditto.
15669 (*fop_<MODEF:mode>_3_i387): Ditto.
15671 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
15673 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
15675 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
15677 PR middle-end/34906
15678 * gimplify.c (gimplify_asm_expr): Check the return code of
15679 parse_output_constraint call, set function return and is_inout
15680 value if it failed.
15682 2008-06-22 Ian Lance Taylor <iant@google.com>
15684 * c-lex.c (narrowest_unsigned_type): Change itk to int.
15685 (narrowest_signed_type): Likewise.
15686 * c-typeck.c (c_common_type): Change local variable mclass to enum
15688 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
15689 tcc_comparison, not the tree code itself.
15690 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
15691 (c_expand_expr): Cast modifier to enum expand_modifier.
15692 * c-common.h (C_RID_CODE): Add casts.
15693 (C_SET_RID_CODE): Define.
15694 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
15695 (c_lex_one_token): Add cast to avoid warning.
15696 (c_parser_objc_type_name): Rename local typename to type_name.
15697 (check_no_duplicate_clause): Change code parameter to enum
15699 (c_parser_omp_var_list_parens): Change kind parameter to enum
15701 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
15702 c_parser_omp_list_var_parens.
15703 (c_parser_omp_threadprivate): Likewise.
15704 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
15705 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
15706 * c-format.c (NO_FMT): Define.
15707 (printf_length_specs): Use NO_FMT.
15708 (asm_fprintf_length_specs): Likewise.
15709 (gcc_diag_length_specs): Likewise.
15710 (scanf_length_specs): Likewise.
15711 (strfmon_length_specs): Likewise.
15712 (gcc_gfc_length_specs): Likewise.
15713 (printf_flag_specs): Change 0 to STD_C89.
15714 (asm_fprintf_flag_specs): Likewise.
15715 (gcc_diag_flag_specs): Likewise.
15716 (gcc_cxxdiag_flag_specs): Likewise.
15717 (scanf_flag_specs): Likewise.
15718 (strftime_flag_specs): Likewise.
15719 (strfmon_flag_specs): Likewise.
15720 (print_char_table): Likewise.
15721 (asm_fprintf_char_table): Likewise.
15722 (gcc_diag_char_table): Likewise.
15723 (gcc_tdiag_char_table): Likewise.
15724 (gcc_cdiag_char_table): Likewise.
15725 (gcc_cxxdiag_char_table): Likewise.
15726 (gcc_gfc_char_table): Likewise.
15727 (scan_char_table): Likewise.
15728 (time_char_table): Likewis.
15729 (monetary_char_table): Likewise.
15730 * c-format.h (BADLEN): Likewise.
15732 2008-06-21 Ian Lance Taylor <iant@google.com>
15734 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
15735 Define END_OF_BASE_TREE_CODES around inclusion.
15736 * tree.c (tree_code_type): New global array.
15737 (tree_code_length, tree_code_name): Likewise.
15738 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
15739 $(lang_tree_files).
15740 (all-tree.def, s-alltree): New targets.
15741 (gencheck.h, s-gencheck): Remove.
15742 (tree.o): Depend upon all-tree.def.
15743 (build/gencheck.o): Remove gencheck.h dependency.
15744 (mostlyclean): Don't remove gencheck.h.
15745 * c-common.h (enum c_tree_code): Remove.
15746 * c-lang.c (tree_code_type): Remove.
15747 (tree_code_length, tree_code_name): Remove.
15748 * gencheck.c (tree_codes): Include all-tree.def, rather than
15749 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
15751 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
15753 * cp/cp-tree.h (enum cplus_tree_code): Remove.
15754 (operator_name_info): Size to MAX_TREE_CODES.
15755 (assignment_operator_name_info): Likewise.
15756 * cp/cp-lang.c (tree_code_type): Remove.
15757 (tree_code_length, tree_code_name): Remove.
15758 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
15759 (assignment_operator_name_info): Likewise.
15760 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
15762 * cp/mangle.c (write_expression): Likewise.
15763 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
15764 * fortran/f95-lang.c (tree_code_type): Remove.
15765 (tree_code_length, tree_code_name): Remove.
15766 * java/java-tree.h (enum java_tree_code): Remove.
15767 * java/lang.c (tree_code_type): Remove.
15768 (tree_code_length, tree_code_name): Remove.
15769 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
15770 * objc/objc-act.h (enum objc_tree_code): Remove.
15771 * objc/objc-lang.c (tree_code_type): Remove.
15772 (tree_code_length, tree_code_name): Remove.
15773 * objcp/objcp-lang.c (tree_code_type): Remove.
15774 (tree_code_length, tree_code_name): Remove.
15775 * ada/ada-tree.h (enum gnat_tree_code): Remove.
15776 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
15777 * ada/misc.c (tree_code_type): Remove.
15778 (tree_code_length, tree_code_name): Remove.
15780 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
15782 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15783 the grand_bitmap_obstack.
15785 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15787 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15788 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15789 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15790 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15791 move_stmt_r, new_label_mapper): Likewise.
15792 * tree-complex.c (cvc_lookup): Likewise.
15793 * tree-dfa.c (create_function_ann): Likewise.
15794 * tree-dump.c (dump_register): Likewise.
15795 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15796 find_phi_replacement_condition): Likewise.
15797 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15798 tree_function_versioning): Likewise.
15799 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15800 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15801 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15802 get_nonlocal_debug_decl, convert_nonlocal_reference,
15803 convert_nonlocal_omp_clauses, get_local_debug_decl,
15804 convert_local_reference, convert_local_omp_clauses,
15805 convert_nl_goto_reference, convert_nl_goto_receiver,
15806 convert_tramp_reference, convert_call_expr): Likewise.
15807 * tree-outof-ssa.c (contains_tree_r): Likewise.
15808 * tree-parloops.c (reduction_phi, initialize_reductions,
15809 eliminate_local_variables_1, add_field_for_reduction,
15810 add_field_for_name, create_phi_for_local_result,
15811 create_call_for_reduction_1, create_loads_for_reductions,
15812 create_stores_for_reduction, create_loads_and_stores_for_name):
15814 * tree-phinodes.c (allocate_phi_node): Likewise.
15815 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15816 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15817 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15818 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15819 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15820 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15821 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15822 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15823 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15824 vn_nary_op_insert): Likewise.
15825 * tree-ssa.c (redirect_edge_var_map_add,
15826 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15827 * tree-vectorizer.c (vectorize_loops): Likewise.
15828 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15829 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15830 tree_cons_stat, build1_stat, build_variant_type_copy,
15831 decl_init_priority_lookup, decl_fini_priority_lookup,
15832 decl_priority_info, decl_restrict_base_lookup,
15833 decl_restrict_base_insert, decl_debug_expr_lookup,
15834 decl_debug_expr_insert, decl_value_expr_lookup,
15835 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15836 type_hash_add, get_file_function_name, tree_check_failed,
15837 tree_not_check_failed, tree_range_check_failed,
15838 omp_clause_range_check_failed, build_omp_clause,
15839 build_vl_exp_stat): Likewise.
15840 * value-prof.c (gimple_histogram_value,
15841 gimple_duplicate_stmt_histograms): Likewise.
15842 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15843 unshare_variable, variable_union_info_cmp_pos, variable_union,
15844 dataflow_set_different_1, dataflow_set_different_2,
15845 vt_find_locations, variable_was_changed, set_variable_part,
15846 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15847 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15848 section_entry_hash, object_block_entry_eq,
15849 object_block_entry_hash, create_block_symbol,
15850 initialize_cold_section_name, default_function_rodata_section,
15851 strip_reg_name, set_user_assembler_name, const_desc_eq,
15852 build_constant_desc, output_constant_def, lookup_constant_def,
15853 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15854 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15855 default_internal_label): Likewise.
15856 * varray.c (varray_init, varray_grow): Likewise.
15857 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15859 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15861 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15862 operators for "test" insn. Macroize insn using SWI mode macro.
15863 (*jcc_fused_2): Ditto.
15864 (*jcc_fused_3): Macroize insn using SWI mode macro.
15865 (*jcc_fused_4): Ditto.
15867 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15869 * tree-ssa-pre.c: Fix typo in comment.
15870 (init_antic, fini_antic): Add explicit funtions for
15871 initializing and deinitializing ANTIC and AVAIL sets.
15872 (create_expression_by_pieces): Fix typo in comment.
15873 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15874 (execute_pre): Eventually dump details about ANTIC_IN.
15876 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15878 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15879 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15880 add_to_obstack, file_at_path, find_a_file, execute,
15881 add_preprocessor_option, add_assembler_option, add_linker_option,
15882 process_command, insert_wrapper, do_option_spec, do_self_spec,
15883 spec_path, do_spec_1, is_directory, main, used_arg,
15884 getenv_spec_function): Likewise.
15885 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15886 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15889 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15891 * doc/rtl.texi: Updated subreg section.
15893 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15896 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15897 node->needed and node->reachable.
15898 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15899 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15900 (expand_task_call): Don't call expand_task_copyfn.
15901 (expand_task_copyfn): Renamed to...
15902 (finalize_task_copyfn): ... this.
15904 2008-06-19 Jan Hubicka <jh@suse.cz>
15906 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15907 clobbering framepointer.
15909 2008-06-19 Jan Hubicka <jh@suse.cz>
15911 * tree-optimize.c (execute_early_local_optimizations): Set
15912 cgraph_state only at first invocation.
15914 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15916 * system.h (-Wc++-compat): Activate as a warning, no an error.
15918 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15920 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15921 instead of "#" in insn asm template.
15922 (*jcc_fused_2): Ditto.
15924 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15926 * config/i386/i386.h (ix86_tune_indices)
15927 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15928 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15929 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15930 (*jcc_fused_2): Ditto.
15931 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15932 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15933 (print operand): Handle 'E' and 'e' code.
15935 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15937 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15938 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15939 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15941 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15943 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15945 (cgraph_expand_function): Use local copy of decl.
15946 (cgraph_expand_all_functions): Remove redundant initialization of
15948 (cgraph_optimize): Reword internal_error message.
15950 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15952 * arm-protos.h (arm_return_in_memory): Remove public
15953 arm_return_in_memory() prototype.
15954 * arm.c (arm_return_in_memory): Add static prototype, add target
15955 hook macro, change definition and comments.
15956 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15958 2008-06-19 Ben Elliston <bje@au.ibm.com>
15960 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15961 real.c: Remove references to IEEE 754R.
15962 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15963 * doc/libgcc.texi (Decimal float library routines): Likewise.
15965 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15967 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15968 (default_unwind_word_mode): Add prototype.
15969 * targhooks.c (default_unwind_word_mode): New function.
15970 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15971 instead of word_mode.
15972 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15973 (TARGET_INITIALIZER): Use it.
15975 * c-common.c (handle_mode_attribute): Support "unwind_word"
15977 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15979 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15980 word_mode to access SjLj_Function_Context member "data".
15981 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15982 conversion from targetm.eh_return_filter_mode () to
15983 targetm.unwind_word_mode () if they differ.
15985 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15986 (BT_FN_UNWINDWORD_PTR): New function type.
15987 (BT_FN_WORD_PTR): Remove.
15988 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15989 * except.c (expand_builtin_extend_pointer): Convert pointer to
15990 targetm.unwind_word_mode () instead of word_mode.
15992 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15993 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15994 (spu_unwind_word_mode): New function.
15995 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15996 (TARGET_UNWIND_WORD_MODE): Define.
15997 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15999 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
16001 * config/spu/spu.c (reg_align): Remove.
16002 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
16003 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
16004 (spu_split_store): Likewise.
16006 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
16008 * gcc/tree-vn.c: Fix typo in comment.
16010 2008-06-18 Jan Hubicka <jh@suse.cz>
16012 * cgraphunit.c (cgraph_optimize): Output debug info when doing
16013 toplevel reorder too.
16015 2008-06-18 Jan Hubicka <jh@suse.cz>
16017 * c-opts.c (c_common_post_options): PCH is not compatible with
16019 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
16020 -fno-toplevel-reorder by default now.
16022 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16024 PR documentation/30739
16025 * doc/install.texi (Prerequisites): Document dependency on awk.
16027 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
16028 Ian Lance Taylor <iant@google.com>
16030 PR rtl-optimization/35604
16031 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
16032 only want to change jump destinations, not eventual label comparisons.
16034 2008-06-16 Jan Hubicka <jh@suse.cz>
16036 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
16038 (cgraph_analyze_function): Likewise.
16040 2008-06-16 Jan Hubicka <jh@suse.cz>
16042 * cgraph.h (cgraph_mark_if_needed): New function.
16043 * cgraphunit.c (cgraph_mark_if_needed): New function.
16044 * c-decl.c (duplicate_decl): Use it.
16046 2008-06-16 Jan Hubicka <jh@suse.cz>
16048 * cgraph.c (cgraph_add_new_function): When in expansion state, do
16051 2008-06-16 Jan Hubicka <jh@suse.cz>
16053 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
16055 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
16056 Kazu Hirata <kazu@codesourcery.com>
16057 Maxim Kuvyrkov <maxim@codesourcery.com
16059 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
16060 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
16061 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
16062 EXTRA_SPEC_FUNCTIONS.
16063 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
16064 (DRIVER_SELF_SPECS): Adjust.
16065 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
16066 * config/mips/st.h, config/mips/t-st: New.
16067 * config/mips/driver-native.c, config/mips/x-native: New.
16068 * doc/invoke.texi (MIPS): Document 'native' value for -march and
16071 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16073 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
16075 (ISA_HAS_FP_CONDMOVE): New macro.
16076 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
16077 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
16078 (ISA_HAS_NMADD3_NMSUB3): New macro.
16079 * config/mips/mips.c (mips_rtx_costs): Update.
16080 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
16081 compiling for ST Loongson 2E/2F.
16082 (madd<mode>): Rename to madd4<mode>. Update.
16083 (madd3<mode>): New pattern.
16084 (msub<mode>): Rename to msub4<mode>. Update.
16085 (msub3<mode>): New pattern.
16086 (nmadd<mode>): Rename to nmadd4<mode>. Update.
16087 (nmadd3<mode>): New pattern.
16088 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
16089 (nmadd3<mode>_fastmath): New pattern.
16090 (nmsub<mode>): Rename to nmsub4<mode>. Update.
16091 (nmsub3<mode>): New pattern.
16092 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
16093 (nmsub3<mode>_fastmath): New pattern.
16094 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
16096 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
16098 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
16099 (DF_REF_INSN_INFO): New.
16100 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
16101 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
16102 with a NULL DF_REF_INSN_INFO.
16103 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
16105 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
16106 DF_INSN_INFO_EQ_USES): New.
16107 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
16108 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
16109 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
16110 * df-core.c: Update comment for above changes.
16111 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
16112 DF_INSN_UID_* macros.
16113 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
16114 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
16115 insn rtx. Update all callers.
16116 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
16117 df_ref_create_structure, df_insn_refs_collect): Likewise.
16118 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
16119 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
16120 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
16121 macros to access the insn refs.
16122 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
16123 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
16124 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
16125 for accessing the refs.
16126 (try_fwprop_subst): Likewise.
16127 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
16128 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
16129 for accessing the refs.
16130 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
16131 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
16132 to look at the insn refs.
16133 (record_uses): Likewise.
16134 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
16136 (mark_artificial_uses): Don't mark_insn for artificial refs.
16137 (mark_reg_rependencies): Likewise.
16139 * doc/rtl.texi: Remove documentation of ADDRESSOF.
16141 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16143 * configure: Regenerate.
16145 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16147 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
16148 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16149 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16151 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16153 * config/avr/avr.c (avr_mcu_t): Add attiny167.
16154 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16155 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16157 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
16159 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
16160 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16161 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16163 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16165 * tree-ssa-sccvn.c: Fix format of comments.
16167 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
16169 * cgraph.c: Remove unneeded forward declarations of eq_node()
16172 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
16174 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
16176 (see_update_relevancy): Likewise.
16177 * fwprop.c (try_fwprop_subst): Likewise.
16178 * rtlanal.c (noop_move_p): Likewise.
16179 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
16180 notes to non-existing libcall blocks.
16181 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
16183 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
16184 (dead_libcall_p): Remove.
16185 (delete_trivially_dead_insns): Don't use it.
16186 * web.c (union_defs): Remove comment about keeping nops.
16187 * gcse.c (hash_scan_insn): Don't take libcall pointers.
16188 (compute_hash_table_work): Don't track libcall notes.
16189 (do_local_cprop): Don't take libcall pointers. Don't update
16191 (adjust_libcall_notes): Deleted.
16192 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
16193 ever have existed in the first place).
16194 (replace_store_insn): Don't try to remove libcall notes.
16195 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
16196 (resolve_reg_notes): Don't call them.
16197 (resolve_simple_move): Likewise.
16198 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
16199 Don't remove REG_RETVAL notes.
16200 * emit-rtl.c (try_split): Don't update libcall notes.
16201 (emit_copy_of_insn_after): Dito.
16202 * cselib.c (cselib_current_insn_in_libcall): Remove.
16203 (cselib_process_insn): Don't set/clear it.
16204 (new_elt_loc_list): Don't record it.
16205 (cselib_init): Don't initialize it.
16206 * cselib.c (struct elt_loc_list): Remove in_libcall field.
16207 * loop-invariant.c (find_invariant_insn): Don't look for libcall
16209 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
16210 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
16211 (init_deps): Don't initialize it.
16212 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
16213 * combine.c (delete_noop_moves): Don't update libcall notes.
16214 (can_combine_p): Remove now pointless #if 0 block.
16215 (try_combine): Remove another obsolete #if 0 block.
16216 (distribute_notes): Don't distribute libcall notes.
16217 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
16218 * dce.c (libcall_dead_p): Remove.
16219 (delete_unmarked_insns): Don't handle libcall blocks.
16220 (preserve_libcall_for_dce): Remove.
16221 (prescan_insns_for_dce): Don't special-case libcall block insns.
16222 * reload1 (reload): Don't handle libcall notes.
16223 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
16226 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16228 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
16229 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16230 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16232 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
16234 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
16235 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
16236 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
16238 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16240 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
16242 2008-06-16 Ira Rosen <irar@il.ibm.com>
16244 PR tree-optimization/36493
16245 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
16246 the arguments list. Use VECTYPE to create vector pointer.
16247 (vectorizable_store): Fail if accesses through a pointer to vectype
16248 do not alias the original memory reference operands.
16249 Call vect_create_data_ref_ptr without the removed argument.
16250 (vectorizable_load): Likewise.
16251 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
16254 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
16257 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
16258 reg_equiv_constant.
16260 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
16262 * config/mips/loongson2ef.md: New file.
16263 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
16264 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
16265 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
16266 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
16267 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
16269 (loongson2ef.md): New include.
16270 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
16271 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
16272 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
16273 (loongson_gt_<mode>, loongson_extract_halfword)
16274 (loongson_insert_halfword_0, loongson_insert_halfword_2)
16275 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
16276 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
16277 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
16278 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
16279 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
16280 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
16281 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
16282 (vec_interleave_low<mode>): Define type attribute.
16283 * config/mips/mips.c (mips_ls2): New static variable.
16284 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
16285 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
16286 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
16287 Implement target scheduling hooks.
16288 (mips_multipass_dfa_lookahead): Update to handle tuning for
16290 (mips_sched_init): Initialize data for Loongson scheduling.
16291 (mips_ls2_variable_issue): New static function.
16292 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
16294 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
16295 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
16296 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
16297 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
16298 Handle ST Loongson 2E/2F cores.
16299 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
16301 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16303 * omp-low.c (extract_omp_for_data): Fix comment typo.
16306 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16308 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
16309 FIXME note about gcc/config.guess.
16310 * doc/options.texi (Option file format): Remove non-ASCII bytes.
16311 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
16312 * doc/cppopts.texi: Likewise.
16313 * doc/extend.texi: Likewise.
16314 * doc/gcc.texi: Likewise.
16315 * doc/gccint.texi: Likewise.
16316 * doc/gcov.texi: Likewise.
16317 * doc/gty.texi: Likewise.
16318 * doc/hostconfig.texi: Likewise.
16319 * doc/install.texi: Likewise.
16320 * doc/invoke.texi: Likewise.
16321 * doc/loop.texi: Likewise.
16322 * doc/makefile.texi: Likewise.
16323 * doc/md.texi: Likewise.
16324 * doc/passes.texi: Likewise.
16325 * doc/tm.texi: Likewise.
16326 * doc/tree-ssa.texi: Likewise.
16327 * doc/trouble.texi: Likewise.
16329 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
16330 Nathan Sidwell <nathan@codesourcery.com>
16331 Maxim Kuvyrkov <maxim@codesourcery.com>
16332 Richard Sandiford <rdsandiford@googlemail.com>
16334 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
16335 * config/mips/mips-protos.h (mips_expand_vector_init): New.
16336 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
16338 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
16339 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
16340 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
16342 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
16343 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
16344 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
16345 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
16346 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
16347 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
16348 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
16349 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
16350 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
16351 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
16352 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
16353 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
16354 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
16355 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
16356 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
16357 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
16358 (mips_builtins): Add Loongson builtins.
16359 (mips_loongson_2ef_bdesc): New.
16360 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
16361 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
16362 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
16363 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
16365 (mips_expand_vector_init): New.
16366 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
16367 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
16369 * config/mips/mips.md: Add unspec numbers for Loongson
16370 builtins. Include loongson.md.
16371 (MOVE64): Include Loongson vector modes.
16372 (SPLITF): Include Loongson vector modes.
16373 (HALFMODE): Handle Loongson vector modes.
16374 * config/mips/loongson.md: New.
16375 * config/mips/loongson.h: New.
16376 * config.gcc: Add loongson.h header for mips*-*-* targets.
16377 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
16379 2008-06-14 Joseph Myers <joseph@codesourcery.com>
16381 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
16382 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
16383 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
16384 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
16385 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
16386 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
16387 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
16388 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
16389 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
16390 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
16391 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
16392 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
16393 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16394 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
16395 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
16396 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
16397 Remove use_fixproto=yes.
16398 (ia64*-*-hpux*): Remove comment about using fixproto.
16399 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
16401 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16403 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
16405 * configure: Regenerate.
16407 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
16409 PR middle-end/36520
16410 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
16411 before evaluating it.
16413 2008-06-13 Jakub Jelinek <jakub@redhat.com>
16416 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
16417 nested inline functions.
16418 (start_decl, start_function): Don't invert DECL_EXTERNAL
16419 for nested inline functions.
16421 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16423 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
16424 splits that must be made for correctness.
16426 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
16428 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
16429 (AVAIL_NON_MIPS16): Likewise.
16430 (mips_builtin_description): Replace target_flags with a predicate.
16431 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
16432 (dspr2_32): New availability predicates.
16433 (MIPS_BUILTIN): New macro.
16434 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
16435 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
16436 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
16437 Replace the TARGET_FLAGS parameters with AVAIL parameters.
16438 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
16439 (mips_dsp_32only_bdesc): Merge into...
16440 (mips_builtins): ...this new array.
16441 (mips_bdesc_map, mips_bdesc_arrays): Delete.
16442 (mips_init_builtins): Update after above changes.
16443 (mips_expand_builtin_1): Merge into...
16444 (mips_expand_builtin): ...here and update after above changes.
16446 2008-06-12 Paul Brook <paul@codesourcery.com>
16448 * longlong.h (__arm__): Define count_leading_zeros.
16449 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
16450 (clzsi2, clzdi2): New functions.
16451 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
16452 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
16453 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
16454 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
16455 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
16456 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
16457 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
16458 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
16459 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
16460 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
16462 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
16464 * config/m68k/m68k.c (m68k_tune_flags): New.
16465 (override_options): Compute m68k_tune_flags.
16466 (MULL_COST, MULW_COST): Update for various variants of CFV2.
16467 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
16469 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16471 PR middle-end/36506
16472 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
16474 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16476 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
16477 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
16479 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
16481 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
16482 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
16484 2008-06-12 Jakub Jelinek <jakub@redhat.com>
16486 PR middle-end/36506
16487 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
16490 2008-06-12 Richard Guenther <rguenther@suse.de>
16492 PR tree-optimization/36345
16493 * tree-flow.h (struct ptr_info_def): Align escape_mask,
16494 add memory_tag_needed flag.
16495 (may_alias_p): Declare.
16496 * tree-ssa-alias.c (may_alias_p): Export.
16497 (set_initial_properties): Use memory_tag_needed flag.
16498 (update_reference_counts): Likewise.
16499 (reset_alias_info): Reset memory_tag_needed flag.
16500 (create_name_tags): Check memory_tag_needed flag.
16501 (dump_points_to_info_for): Dump it.
16502 * tree-ssa-structalias.c (struct variable_info): Remove
16503 directly_dereferenced flag.
16504 (new_var_info): Do not initialize it.
16505 (process_constraint_1): Do not set it.
16506 (update_alias_info): Set is_dereferenced flag.
16507 (set_uids_in_ptset): Use may_alias_p.
16508 (set_used_smts): Check memory_tag_needed flag.
16509 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
16510 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
16511 memory_tag_needed flag.
16512 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
16513 from broken design.
16515 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
16517 * config/i386/i386.c (ix86_compute_frame_layout): Disable
16518 red zone for w64 abi.
16519 (ix86_expand_prologue): Likewise.
16520 (ix86_force_to_memory): Likewise.
16521 (ix86_free_from_memory): Likewise.
16523 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
16526 * config/rs6000/rs6000.c (rs6000_override_options): Set
16527 rs6000_isel conditionally to the absence of comand line override.
16528 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16529 Remove duplicate rs6000_isel setting.
16530 * config/rs6000/eabispe.h: Ditto.
16532 2008-06-11 Richard Guenther <rguenther@suse.de>
16534 * alias.c (get_alias_set): Use the element alias-set for arrays.
16535 (record_component_aliases): For arrays and vectors do nothing.
16536 * c-common.c (strict_aliasing_warning): Handle the cases
16537 of alias set zero explicitly.
16538 * Makefile.in (dfp.o-warn): Add -Wno-error.
16540 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16542 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
16544 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
16545 tune_32 tune_64 to supported_defaults. Allow values not
16546 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
16547 x86_64. Do not override cpu_32 or cpu_64 values from target name.
16548 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
16549 with_cpu_64 to generic for 64-bit-supporting configurations, not
16550 with_cpu. Remove FIXMEs.
16551 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
16552 --with-arch-64, --with-tune-32, --with-tune-64): Document.
16553 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
16554 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
16555 arch_32 and arch_64.
16557 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
16558 Olivier Hainque <hainque@adacore.com>
16560 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
16561 Use DECL_SIZE_UNIT to retrieve the size of the field.
16563 2008-06-11 Joseph Myers <joseph@codesourcery.com>
16565 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
16566 with function calls after declarations. Lay out
16567 neon_float_type_node before further use.
16569 2008-06-11 Richard Guenther <rguenther@suse.de>
16571 * tree-flow.h (may_point_to_global_var): Declare.
16572 * tree-ssa-alias.c (may_point_to_global_var): New function.
16573 * tree-ssa-sink.c (is_hidden_global_store): Use it.
16575 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
16577 * configure.ac: Teach that fido supports .debug_line.
16578 * configure: Regenerate.
16580 2008-06-10 Tom Tromey <tromey@redhat.com>
16582 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
16585 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16587 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
16588 (encode_decimal64, decode_decimal64, encode_decimal128,
16589 decode_decimal128): Reverse order of 32-bit parts of value if host
16590 and target endianness differ.
16592 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
16594 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
16595 Avoid division by 0.
16596 (tree_mod_pow2_value_transform): Likewise.
16597 (tree_ic_transform): Likewise.
16598 (tree_stringops_transform): Likewise.
16599 (tree_mod_subtract_transform): Likewise.
16600 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
16601 (copy_edges_for_bb): Likewise.
16602 (initialize_cfun): Likewise.
16604 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16606 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
16607 nonmemory_operand. Add "N" operand constraint.
16609 (*jcc_btdi_mask_rex64): New instruction and split pattern.
16610 (*jcc_btsi_mask): Ditto.
16611 (*jcc_btsi_mask_1): Ditto.
16613 2008-06-10 Joseph Myers <joseph@codesourcery.com>
16615 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
16616 TYPE_CANONICAL for copied element type.
16618 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
16621 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
16622 Add m_CORE2 and m_GENERIC.
16623 * config/i386/predicates.md (bt_comparison_operator): New predicate.
16624 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
16626 (*jcc_btdi_rex64): New instruction and split pattern.
16627 (*jcc_btsi): Ditto.
16628 (*jcc_btsi_1): Ditto.
16629 (*btsq): Fix Intel asm dialect operand order.
16633 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
16635 PR middle-end/36447
16636 * simplify-rtx.c (simplify_subreg): Add check for shift count
16639 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
16641 * doc/md.texi: Synchronize with later constraints.md change.
16642 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
16643 with a C implementation.
16644 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
16646 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
16647 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
16648 when moving to and from MD_REGNUM.
16649 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
16650 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
16651 Handle byte and halfword moves.
16652 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
16654 * config/mips/constraints.md (h): Turn into NO_REGS.
16655 (l, x): Update documentation.
16656 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
16657 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
16658 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
16659 (HILO): New mode iterator.
16661 (any_div): New code iterator.
16662 (u): Extend code attribute to div and udiv.
16663 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
16664 d_operand in the splitters. Remove redundant CONST_INT checks.
16665 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
16666 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
16667 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
16668 accordingly, using normal moves instead of unspecs to move LO into
16669 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
16670 (<u>mulsidi3): Handle expansion in C code.
16671 (<u>mulsidi3_32bit_internal): Rename to...
16672 (<u>mulsidi3_32bit): ...this.
16673 (<u>mulsidi3_32bit_r4000): Fix insn separator.
16674 (*<u>mulsidi3_64bit): Rename to...
16675 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
16676 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
16677 to set LO and HI to the multiplication result. Use a normal move
16678 for MFLO and an unspec for MFHI.
16679 (*<u>mulsidi3_64bit_parts): Replace with...
16680 (<u>mulsidi3_64bit_hilo): ...this new instruction.
16681 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
16682 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
16683 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
16684 instead of HI. Split the instruction into a separate multiplication
16685 and MFHI if !TARGET_FIX_R4000.
16686 (<su>muldi3_highpart): Likewise.
16687 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
16688 and the "=h" clobber.
16689 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
16690 (<u>mulditi3): New expander.
16691 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
16692 (madsi): Remove "=h" clobber.
16693 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
16694 Force the modulus result to be a GPR and split the instruction into
16695 a division followed by an MFHI after reload.
16696 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
16697 (*lea_high64): Use d_operand in the define_peephole2. Likewise
16698 the MIPS16 HIGH define_split.
16699 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
16700 of acc<->gpr moves to "multi".
16701 (*movdi_64bit): Replace the single "x" alternative with
16702 alternatives for moving into and out of "a".
16703 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
16704 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
16705 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
16706 Use d_operand in the splitters. Remove redundant CONST_INT checks.
16707 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
16708 (movti): New expander.
16709 (*movti, *movti_mips16): New insns.
16710 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
16711 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
16712 (mthi<GPR:mode>_<HILO:mode>): Likewise.
16713 * config/mips/predicates.md (fpr_operand): Delete.
16714 (d_operand): New predicate.
16716 2008-06-09 Michael Meissner <michael.meissner@amd.com>
16718 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
16719 failure on some Bourne shells.
16720 (x86_64-*-*): Ditto.
16722 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
16724 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
16726 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
16728 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
16729 (sparc-sun-solaris2*): Likewise.
16731 2008-06-09 Arnaud Charlet <charlet@adacore.com
16733 * doc/install.texi: Update requirements to build the Ada compiler.
16735 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
16737 * df-scan.c (struct df_scan_problem_data): Remove the
16738 mw_link_pool alloc pool.
16739 (df_scan_free_internal): Don't free it.
16740 (df_scan_alloc): Don't allocate it.
16741 * df.h (struct df_link): Update comment.
16743 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
16745 * except.h: Correct checks for when SJLJ exceptions must be used.
16747 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16749 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
16752 2008-06-08 Joseph Myers <joseph@codesourcery.com>
16754 PR tree-optimization/36218
16755 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
16756 configure for the build system.
16757 (BUILD_LDFLAGS): Define.
16758 * configure: Regenerate.
16759 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
16761 2008-07-08 Anatoly Sokolov <aesok@post.ru>
16764 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
16765 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
16766 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
16768 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
16770 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
16772 2008-06-07 Joseph Myers <joseph@codesourcery.com>
16774 * config.gcc (Obsolete configurations): Remove list of
16776 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
16777 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
16778 targets matched by those patterns.
16779 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
16780 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
16781 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
16782 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16783 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16784 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16785 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16786 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16787 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16788 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16789 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16790 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16791 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16792 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16793 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16794 Make code for Solaris 7 and greater unconditional for Solaris.
16795 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16796 Remove --with-* handling.
16797 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16798 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16799 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16800 LINK_OS_WINDISS_SPEC): Remove.
16801 * config/rs6000/sysv4.opt (mwindiss): Remove.
16802 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16803 * configure: Regenerate.
16804 * doc/cpp.texi: Don't mention BeOS.
16805 * doc/extend.texi (interrupt): Don't mention MS1.
16806 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16807 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16808 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16809 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16810 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16812 * doc/invoke.texi (MT Options): Remove.
16813 (-mwindiss): Remove.
16814 (CRIS Options): Remove cris-axis-aout references.
16815 (HPPA Options): Don't mention hppa1.1-*-pro.
16816 * doc/md.texi: (MorphoTech family): Remove.
16817 * libgcc2.c: Don't handle UWIN.
16818 * config/alpha/t-unicosmk: Remove.
16819 * config/alpha/unicosmk.h: Remove.
16820 * config/arm/kaos-arm.h: Remove.
16821 * config/arm/kaos-strongarm.h: Remove.
16822 * config/arm/strongarm-coff.h: Remove.
16823 * config/arm/strongarm-elf.h: Remove.
16824 * config/arm/strongarm-pe.h: Remove.
16825 * config/arm/t-strongarm-pe: Remove.
16826 * config/arm/t-xscale-coff: Remove.
16827 * config/arm/t-xscale-elf: Remove.
16828 * config/arm/xscale-coff.h: Remove.
16829 * config/arm/xscale-elf.h: Remove.
16830 * config/chorus.h: Remove.
16831 * config/cris/aout.h: Remove.
16832 * config/cris/aout.opt: Remove.
16833 * config/cris/t-aout: Remove.
16834 * config/i386/beos-elf.h: Remove.
16835 * config/i386/kaos-i386.h: Remove.
16836 * config/i386/ptx4-i.h: Remove.
16837 * config/i386/sco5.h: Remove.
16838 * config/i386/sco5.opt: Remove.
16839 * config/i386/sysv4-cpp.h: Remove.
16840 * config/i386/sysv5.h: Remove.
16841 * config/i386/t-beos: Remove.
16842 * config/i386/t-sco5: Remove.
16843 * config/i386/t-uwin: Remove.
16844 * config/i386/uwin.asm: Remove.
16845 * config/i386/uwin.h: Remove.
16846 * config/kaos.h: Remove.
16847 * config/mips/windiss.h: Remove.
16848 * config/mt: Remove directory.
16849 * config/pa/pa-osf.h: Remove.
16850 * config/pa/pa-pro-end.h: Remove.
16851 * config/pa/t-pro: Remove.
16852 * config/ptx4.h: Remove.
16853 * config/rs6000/beos.h: Remove.
16854 * config/rs6000/kaos-ppc.h: Remove.
16855 * config/rs6000/t-beos: Remove.
16856 * config/rs6000/windiss.h: Remove.
16857 * config/sh/kaos-sh.h: Remove.
16858 * config/sol2-6.h: Remove.
16859 * config/sparc/sol26-sld.h: Remove.
16860 * config/sparc/sysv4-only.h: Remove.
16861 * config/vax/bsd.h: Remove.
16862 * config/vax/t-memfuncs: Remove.
16863 * config/vax/ultrix.h: Remove.
16864 * config/vax/vaxv.h: Remove.
16865 * config/windiss.h: Remove.
16867 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16869 PR rtl-optimization/36438
16870 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16871 for vector shifts with constant scalar shift operands.
16873 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16875 * doc/invoke.texi: Document -march=xlr.
16876 * config/mips/xlr.md: New file.
16877 * config/mips/mips.md: Include it.
16879 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16880 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16881 (mips_rtx_cost_data): Likewise.
16883 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16885 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16886 PRE_INC and PRE_DEC cases.
16888 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16890 PR rtl-optimization/36419
16891 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16892 the emitting jump insn.
16895 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16896 is not bool, boolify the whole *expr_p and convert to the desired type.
16898 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16900 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16901 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16902 Add omp_private_outer_ref hook, add another argument to
16903 omp_clause_default_ctor hook.
16904 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16905 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16906 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16907 hook_tree_tree_tree_tree_null.
16908 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16909 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16910 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16911 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16912 * tree.def (OMP_TASK): New tree code.
16913 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16914 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16915 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16916 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16917 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16918 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16919 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16920 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16921 (OMP_DIRECTIVE_P): Add OMP_TASK.
16922 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16923 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16924 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16925 and OMP_CLAUSE_UNTIED entries.
16926 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16928 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16929 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16930 * tree-pretty-print.c (dump_omp_clause): Handle
16931 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16932 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16933 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16934 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16935 warning about unsigned iterators. Change decl/init/cond/incr
16936 arguments to TREE_VECs, check arguments for all collapsed loops.
16937 (c_finish_omp_taskwait): New function.
16938 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16940 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16941 default_function_array_conversion on init. Add par_clauses argument.
16942 If decl is present in parallel's lastprivate clause, change it to
16943 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16944 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16945 collapse count in clauses.
16946 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16947 c_parser_omp_for_loop callers.
16948 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16949 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16950 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16951 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16953 (c_parser_omp_clause_schedule): Handle schedule(auto).
16954 Include correct location in the error message.
16955 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16956 and PRAGMA_OMP_CLAUSE_UNTIED.
16957 (OMP_TASK_CLAUSE_MASK): Define.
16958 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16959 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16960 * tree-nested.c (convert_nonlocal_omp_clauses,
16961 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16962 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16963 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16964 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16966 (conver_nonlocal_reference, convert_local_reference,
16967 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16968 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16969 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16970 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16971 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16972 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16973 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16974 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16975 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16977 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16978 * c-common.h (c_finish_omp_taskwait): New prototype.
16979 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16980 * tree-parloops.c (create_parallel_loop): Create 1 entry
16981 vectors for OMP_FOR_{INIT,COND,INCR}.
16982 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16983 (make_edges): Handle OMP_TASK.
16984 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16985 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16986 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16987 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16988 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16989 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16990 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16991 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16992 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16993 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16994 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16995 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16996 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16997 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16998 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16999 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
17000 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
17001 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
17002 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
17003 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
17004 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
17005 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
17006 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
17007 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
17008 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
17009 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
17010 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
17011 original iterator is present in lastprivate clause or if
17012 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
17013 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17014 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
17015 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
17016 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
17017 if it is set, lookup var in outer contexts too. Handle
17018 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
17019 to be implicitly determined firstprivate for task regions.
17020 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
17021 if it is set, lookup var in outer contexts too. Set
17022 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
17023 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
17024 OMP_CLAUSE_UNTIED. Take region_type as last argument
17025 instead of in_parallel and in_combined_parallel.
17026 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
17028 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
17029 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
17030 (new_omp_context): Set default_kind to
17031 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
17032 (omp_region_type): New enum.
17033 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
17034 fields, add region_type.
17035 (new_omp_context): Take region_type as argument instead of is_parallel
17036 and is_combined_parallel.
17037 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
17038 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
17039 ctx->is_combined_parallel checks.
17040 (gimplify_omp_task): New function.
17041 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
17043 * omp-low.c (extract_omp_for_data): Use schedule(static)
17044 for schedule(auto). Handle pointer and unsigned iterators.
17045 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
17046 Add loops argument. Extract data for collapsed OMP_FOR loops.
17047 (expand_parallel_call): Assert sched_kind isn't auto,
17048 map runtime schedule to index 3.
17049 (struct omp_for_data_loop): New type.
17050 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
17051 Add loop, loops, collapse and iter_type fields.
17052 (workshare_safe_to_combine_p): Disallow combined for if
17053 iter_type is unsigned long long. Don't combine collapse > 1 loops
17054 unless all bounds and steps are constant. Adjust extract_omp_for_data
17056 (expand_omp_for_generic): Handle pointer, unsigned and long long
17057 iterators. Handle collapsed OMP_FOR loops. Adjust
17058 for struct omp_for_data changes. If libgomp function doesn't return
17059 boolean_type_node, add comparison of the return value with 0.
17060 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
17061 pointer, unsigned and long long iterators. Adjust for struct
17062 omp_for_data changes.
17063 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
17064 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
17065 unsigned long long. Allocate loops array, pass it to
17066 extract_omp_for_data. For collapse > 1 loops use always
17067 expand_omp_for_generic.
17068 (omp_context): Add sfield_map and srecord_type fields.
17069 (is_task_ctx, lookup_sfield): New functions.
17070 (use_pointer_for_field): Use is_task_ctx helper. Change first
17071 argument's type from const_tree to tree. Clarify comment.
17072 In OMP_TASK disallow copy-in/out sharing.
17073 (build_sender_ref): Call lookup_sfield instead of lookup_field.
17074 (install_var_field): Add mask argument. Populate both record_type
17075 and srecord_type if needed.
17076 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
17078 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
17079 and DECL_FIELD_OFFSET.
17080 (scan_sharing_clauses): Adjust install_var_field callers. For
17081 firstprivate clauses on explicit tasks allocate the var by value in
17082 record_type unconditionally, rather than by reference.
17083 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
17084 Use is_taskreg_ctx instead of is_parallel_ctx.
17085 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
17086 (create_omp_child_function_name): Add task_copy argument, use
17087 *_omp_cpyfn* names if it is true.
17088 (create_omp_child_function): Add task_copy argument, if true create
17089 *_omp_cpyfn* helper function.
17090 (scan_omp_parallel): Adjust create_omp_child_function callers.
17091 Rename parallel_nesting_level to taskreg_nesting_level.
17092 (scan_omp_task): New function.
17093 (lower_rec_input_clauses): Don't run constructors for firstprivate
17094 explicit task vars which are initialized by *_omp_cpyfn*.
17095 Pass outer var ref to omp_clause_default_ctor hook if
17096 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
17097 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
17098 OMP_CLAUSE_REDUCTION_INIT.
17099 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
17100 avoid duplicate setting of fields. Handle
17101 OMP_CLAUSE_PRIVATE_OUTER_REF.
17102 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
17103 copy-out if TREE_READONLY, only copy-in.
17104 (expand_task_copyfn): New function.
17105 (expand_task_call): New function.
17106 (struct omp_taskcopy_context): New type.
17107 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
17109 (lower_omp_parallel): Rename to...
17110 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17111 Call create_task_copyfn if srecord_type is needed. Adjust
17113 (task_shared_vars): New variable.
17114 (check_omp_nesting_restrictions): Warn if work-sharing,
17115 barrier, master or ordered region is closely nested inside OMP_TASK.
17116 Add warnings for barrier if closely nested inside of work-sharing,
17117 ordered, or master region.
17118 (scan_omp_1): Call check_omp_nesting_restrictions even for
17119 GOMP_barrier calls. Rename parallel_nesting_level to
17120 taskreg_nesting_level. Handle OMP_TASK.
17121 (lower_lastprivate_clauses): Even if some lastprivate is found on a
17122 work-sharing construct, continue looking for them on parent parallel
17124 (lower_omp_for_lastprivate): Add lastprivate clauses
17125 to the beginning of dlist rather than end. Adjust for struct
17126 omp_for_data changes.
17127 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
17128 not after it. Handle collapsed OMP_FOR loops, adjust for
17129 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
17130 (get_ws_args_for): Adjust extract_omp_for_data caller.
17131 (scan_omp_for): Handle collapsed OMP_FOR
17132 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
17133 (lower_omp_single_simple): If libgomp function doesn't return
17134 boolean_type_node, add comparison of the return value with 0.
17135 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
17136 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
17137 (parallel_nesting_level): Rename to...
17138 (taskreg_nesting_level): ... this.
17139 (is_taskreg_ctx): New function.
17140 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
17141 of is_parallel_ctx.
17142 (execute_lower_omp): Rename parallel_nesting_level to
17143 taskreg_nesting_level.
17144 (expand_omp_parallel): Rename to...
17145 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
17146 Call omp_task_call for OMP_TASK regions.
17147 (expand_omp): Adjust caller, handle OMP_TASK.
17148 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
17150 * bitmap.c (bitmap_default_obstack_depth): New variable.
17151 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
17152 if argument is NULL and bitmap_default_obstack is already initialized.
17153 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
17155 * matrix-reorg.c (matrix_reorg): Likewise.
17157 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
17159 * config/i386/i386.md (*indirect_jump): Macroize using P
17160 mode iterator. Remove !TARGET_64BIT from insn constraints.
17161 (*tablejump_1): Ditto.
17162 (*indirect_jump_rex64): Remove insn pattern.
17163 (*tablejump_1_rex64): Ditto.
17164 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
17165 and eh_return_si insn patterns.
17167 2008-06-06 Richard Guenther <rguenther@suse.de>
17169 * tree-ssa-structalias.c (merge_smts_into): Remove.
17170 (find_what_p_points_to): Do not bother to compute the
17171 points-to set for pt_anything pointers.
17172 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
17173 for pt_anything pointers is ok.
17175 2008-06-06 Jan Hubicka <jh@suse.cz>
17177 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
17179 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17181 * cgraph.c: Fix typos in comments.
17182 (cgraph_availability_names): Fix string typo.
17183 * fold-const.c: Fix typos in comments.
17184 (fold_binary): Fix typo in warning.
17185 * genautomata.c: Fix typos in comments.
17186 (check_presence_pattern_sets): Fix typo in local variable.
17187 (output_description): Fix typo in output.
17188 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
17189 * hwint.h: Likewise.
17190 * matrix-reorg.c (check_allocation_function): Likewise.
17191 * omega.c (smooth_weird_equations): Likewise.
17192 * auto-inc-dec.c: Fix typos in comments.
17193 * bb-reorder.c: Likewise.
17194 * builtins.c: Likewise.
17195 * c-common.c: Likewise.
17196 * c-cppbuiltin.c: Likewise.
17197 * c-parser.c: Likewise.
17198 * c-pretty-print.c: Likewise.
17199 * cfgcleanup.c: Likewise.
17200 * cfgexpand.c: Likewise.
17201 * cfghooks.c: Likewise.
17202 * cfglayout.c: Likewise.
17203 * cfgloopmanip.c: Likewise.
17204 * cgraphunit.c: Likewise.
17205 * coverage.c: Likewise.
17206 * dbxout.c: Likewise.
17207 * df-byte-scan.c: Likewise.
17208 * df-core.c: Likewise.
17209 * df-problems.c: Likewise.
17210 * df-scan.c: Likewise.
17212 * dominance.c: Likewise.
17213 * domwalk.c: Likewise.
17215 * dwarf2out.c: Likewise.
17216 * emit-rtl.c: Likewise.
17217 * et-forest.c: Likewise.
17218 * function.c: Likewise.
17219 * function.h: Likewise.
17221 * gcov-io.c: Likewise.
17222 * gcov.c: Likewise.
17223 * gcse.c: Likewise.
17224 * genattrtab.c: Likewise.
17225 * ggc-page.c: Likewise.
17226 * gimplify.c: Likewise.
17227 * gthr-lynx.h: Likewise.
17228 * haifa-sched.c: Likewise.
17229 * ipa-cp.c: Likewise.
17230 * ipa-inline.c: Likewise.
17231 * ipa-prop.h: Likewise.
17232 * ipa-pure-const.c: Likewise.
17233 * ipa-struct-reorg.c: Likewise.
17234 * ipa-struct-reorg.h: Likewise.
17235 * ipa-type-escape.c: Likewise.
17237 * loop-doloop.c: Likewise.
17238 * mips-tfile.c: Likewise.
17239 * mkmap-flat.awk: Likewise.
17240 * mkmap-symver.awk: Likewise.
17241 * modulo-sched.c: Likewise.
17242 * omp-low.c: Likewise.
17243 * optabs.c: Likewise.
17244 * optabs.h: Likewise.
17245 * opts.c: Likewise.
17246 * passes.c: Likewise.
17247 * postreload-gcse.c: Likewise.
17248 * postreload.c: Likewise.
17249 * predict.c: Likewise.
17250 * pretty-print.h: Likewise.
17251 * profile.c: Likewise.
17252 * protoize.c: Likewise.
17253 * ra-conflict.c: Likewise.
17254 * real.c: Likewise.
17255 * recog.c: Likewise.
17256 * regclass.c: Likewise.
17257 * regs.h: Likewise.
17258 * reload.c: Likewise.
17259 * rtl-error.c: Likewise.
17260 * rtlanal.c: Likewise.
17261 * scan.h: Likewise.
17262 * sched-rgn.c: Likewise.
17264 * stmt.c: Likewise.
17265 * target.h: Likewise.
17266 * tree-dfa.c: Likewise.
17267 * tree-eh.c: Likewise.
17268 * tree-flow-inline.h: Likewise.
17269 * tree-inline.c: Likewise.
17270 * tree-into-ssa.c: Likewise.
17271 * tree-loop-distribution.c: Likewise.
17272 * tree-nested.c: Likewise.
17273 * tree-parloops.c: Likewise.
17274 * tree-pass.h: Likewise.
17275 * tree-pretty-print.c: Likewise.
17276 * tree-profile.c: Likewise.
17277 * tree-scalar-evolution.c: Likewise.
17278 * tree-sra.c: Likewise.
17279 * tree-ssa-alias-warnings.c: Likewise.
17280 * tree-ssa-ccp.c: Likewise.
17281 * tree-ssa-coalesce.c: Likewise.
17282 * tree-ssa-dom.c: Likewise.
17283 * tree-ssa-dse.c: Likewise.
17284 * tree-ssa-forwprop.c: Likewise.
17285 * tree-ssa-live.c: Likewise.
17286 * tree-ssa-live.h: Likewise.
17287 * tree-ssa-loop-im.c: Likewise.
17288 * tree-ssa-loop-ivopts.c: Likewise.
17289 * tree-ssa-loop-niter.c: Likewise.
17290 * tree-ssa-loop-prefetch.c: Likewise.
17291 * tree-ssa-phiopt.c: Likewise.
17292 * tree-ssa-phiprop.c: Likewise.
17293 * tree-ssa-sccvn.c: Likewise.
17294 * tree-ssa-ter.c: Likewise.
17295 * tree-ssa-threadupdate.c: Likewise.
17296 * tree-ssa.c: Likewise.
17297 * tree-vect-analyze.c: Likewise.
17298 * tree-vect-transform.c: Likewise.
17299 * tree-vectorizer.c: Likewise.
17300 * tree-vn.c: Likewise.
17301 * tree-vrp.c: Likewise.
17302 * tree.c: Likewise.
17303 * tree.def: Likewise.
17304 * tree.h: Likewise.
17305 * unwind-dw2-fde.c: Likewise.
17306 * unwind.inc: Likewise.
17307 * value-prof.c: Likewise.
17308 * vmsdbgout.c: Likewise.
17310 2008-06-05 David Edelsohn <edelsohn@gnu.org>
17312 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
17313 always place FP constants in the TOC for TARGET_POWERPC64.
17314 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
17316 2008-06-05 Joseph Myers <joseph@codesourcery.com>
17318 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
17319 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
17320 enable for TARGET_E500_DOUBLE.
17321 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
17322 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
17323 floating-point modes like integer modes for E500 double.
17324 (rs6000_legitimate_offset_address_p): Likewise.
17325 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
17326 addressing for DDmode for E500 double.
17327 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
17328 modes as using 64-bits of registers for E500 double.
17329 (spe_build_register_parallel): Do not handle DDmode or TDmode.
17330 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
17331 specially for E500 double.
17332 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
17333 TDmode for E500 double.
17334 (rs6000_gimplify_va_arg): Only handle SDmode in registers
17335 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
17336 (rs6000_split_multireg_move): Do not handle TDmode specially for
17338 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
17339 using 64-bit registers for E500 double.
17340 (emit_frame_save): Do not handle DDmode specially for E500 double.
17341 (gen_frame_mem_offset): Likewise.
17342 (rs6000_function_value): Do not call spe_build_register_parallel
17343 for DDmode or TDmode.
17344 (rs6000_libcall_value): Likewise.
17345 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
17346 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
17349 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
17351 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
17354 2008-06-04 Junjie Gu <jgu@tensilica.com>
17356 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
17357 comparison for frame pointers.
17359 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17362 * config/avr/avr.h (PUSH_ROUNDING): Remove.
17364 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
17367 * builtins.c (expand_builtin_signbit): Don't take lowpart when
17368 register is already smaller or equal to required mode.
17370 2008-06-04 Xinliang David Li <davidxl@google.com>
17372 * tree-call-cdce.c: New file.
17373 (cond_dead_built_in_calls): New static variable.
17374 (input_domain): New struct.
17375 (check_pow): New function.
17376 (check_builtin_call): Ditto.
17377 (check_target_format): Ditto.
17378 (is_call_dce_candidate): Ditto.
17379 (gen_one_condition): Ditto.
17380 (gen_conditions_for_domain): Ditto.
17381 (get_domain): Ditto.
17382 (gen_conditions_for_pow_cst_base): Ditto.
17383 (gen_conditions_for_pow_int_base): Ditto.
17384 (gen_conditions_for_pow): Ditto.
17385 (get_no_error_domain): Ditto.
17386 (gen_shrink_wrap_conditions): Ditto.
17387 (shrink_wrap_one_built_in_call): Ditto.
17388 (shink_wrap_conditional_dead_built_in_calls): Ditto.
17389 (tree_call_cdce): Ditto.
17390 (gate_call_cdce): Ditto.
17391 (pass_call_cdce): New gimple pass.
17392 * passes.c: (init_optimization_passes): New pass.
17393 * tree-pass.h: New pass declaration.
17394 * opts.c (decode_options): New flag setting.
17395 * common.opt: Add -ftree-builtin-call-dce flag.
17396 * Makefile.in: Add new source file.
17397 * tempvar.def: New tv_id.
17398 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
17400 2008-06-04 Richard Guenther <rguenther@suse.de>
17402 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
17403 (is_call_clobbered): Always check var_ann->call_clobbered.
17404 (mark_call_clobbered): Always set var_ann->call_clobbered.
17405 (clear_call_clobbered): Always clear var_ann->call_clobbered.
17406 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
17407 (reset_alias_info): Clear call clobbering info on MTAGs and
17409 (set_pt_anything): Set pt_global_mem.
17410 (create_tag_raw): Adjust comment.
17411 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
17413 2008-06-04 Joseph Myers <joseph@codesourcery.com>
17414 Maxim Kuvyrkov <maxim@codesourcery.com>
17416 * config/m68k/m68k.opt (mxgot): New option.
17417 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
17418 (m68k_output_addr_const_extra): New.
17419 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
17420 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
17421 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
17422 * doc/invoke.texi (M680x0 Options): Document -mxgot.
17424 2008-06-04 Richard Guenther <rguenther@suse.de>
17426 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
17427 negative or non-representable offsets.
17429 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
17431 * config/i386/i386.c (ix86_gen_leave): New.
17432 (ix86_gen_pop1): Likewise.
17433 (ix86_gen_add3): Likewise.
17434 (ix86_gen_sub3): Likewise.
17435 (ix86_gen_sub3_carry): Likewise.
17436 (ix86_gen_one_cmpl2): Likewise.
17437 (ix86_gen_monitor): Likewise.
17438 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
17439 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
17440 ix86_gen_one_cmpl2 and ix86_gen_monitor.
17441 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
17442 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
17443 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
17444 (ix86_expand_epilogue): Updated.
17445 (print_operand): Handle integer register operand for 'z'.
17446 (ix86_expand_strlensi_unroll_1): Likewise.
17447 (ix86_expand_strlen): Likewise.
17448 (ix86_expand_builtin): Likewise.
17449 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
17450 mov{q}/mov{l} and add{q}/add{l}.
17452 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17454 * config/i386/i386.md (P): New mode iterator.
17455 (SFmode push_operand splitter): Macroize DImode and SImode pushes
17456 using P mode iterator.
17457 (DFmode push_operand splitter): Ditto.
17458 (XFmode push_operand splitter): Ditto.
17459 (DFmode float_extend SFmode push_operand splitter): Ditto.
17460 (XFmode float_extend SFmode push_operand splitter): Do not generate
17461 SImode pushes for 64bit target. Macroize Dimode and SImode
17462 pushes using P mode iterator.
17463 (XFmode float_extend DFmode push_operand splitter): Ditto.
17465 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17467 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
17468 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
17469 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
17470 return type to int.
17471 (ix86_call_abi_override): Remove check for call_used_regs.
17473 2008-06-03 Richard Guenther <rguenther@suse.de>
17475 * tree-ssa-structalias.c (find_func_aliases): Add constraints
17476 for the lhs of calls if the return type contains pointers.
17478 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
17480 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
17481 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
17482 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
17483 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
17484 of cfun and DEFAULT_ABI to deceide abi mode.
17485 (DEFAULT_ABI): New.
17486 (REG_PARM_STACK_SPACE): Removed.
17487 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
17488 (STACK_BOUNDARY): Use default target to deceide stack boundary.
17489 * config/i386/i386-protos.h (ix86_cfun_abi): New.
17490 (ix86_function_abi): Likewise.
17491 (ix86_function_type_abi): Likewise.
17492 (ix86_call_abi_override): Likewise.
17493 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
17494 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
17495 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
17496 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
17498 (X86_64_REGPARM_MAX): New.
17499 (X86_64_SSE_REGPARM_MAX): New.
17500 (X64_REGPARM_MAX): New.
17501 (X64_SSE_REGPARM_MAX): New.
17502 (X86_32_REGPARM_MAX): New.
17503 (X86_32_SSE_REGPARM_MAX): New.
17504 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
17505 (ix86_function_regparm): Handle user calling abi.
17506 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
17507 by DEFAULT_ABI versus SYSV_ABI check.
17508 (ix86_reg_parm_stack_space): New.
17509 (ix86_function_type_abi): New.
17510 (ix86_call_abi_override): New.
17511 (ix86_function_abi): New.
17512 (ix86_cfun_abi): New.
17513 (init_cumulative_args): Call abi specific initialization.
17514 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
17515 (function_arg_64): Extend SSE_REGPARM_MAX check.
17516 (function_arg (): Remove TARGET_64BIT_MS_ABI.
17517 (ix86_pass_by_reference): Likewise.
17518 (ix86_function_value_regno_p): Likewise.
17519 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
17520 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
17521 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
17522 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
17523 (setup_incoming_varargs_64): Adjust regparm for call abi.
17524 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
17525 (ix86_va_start): Likewise.
17526 (ix86_gimplify_va_arg): Likewise.
17527 (ix86_expand_prologue): Likewise.
17528 (output_pic_addr_const): Likewise.
17529 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
17530 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
17531 (x86_output_mi_thunk): Likewise.
17532 (x86_function_profiler): Likewise.
17533 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
17534 (SYSV_ABI, MS_ABI): New constants.
17535 (DEFAULT_ABI): New.
17536 (init_regs): Add prototype of function in regclass.c file.
17537 (OVERRIDE_ABI_FORMAT): New.
17538 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
17539 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
17540 (OUTGOING_REG_PARM_STACK_SPACE): New.
17541 (ix86_reg_parm_stack_space): New prototype.
17542 (CUMULATIVE_ARGS): Add call_abi member.
17543 (machine_function): Add call_abi member.
17544 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
17545 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
17547 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
17550 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
17551 (avr_builtin_setjmp_frame_value): New function.
17552 * config/avr/avr.md (nonlocal_goto_receiver): Define.
17553 (nonlocal_goto): Define.
17555 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
17557 * config/mips/mips.c (mips_emit_loadgp): Return early if
17558 there is nothing do to, otherwise emit a blockage if
17559 !TARGET_EXPLICIT_RELOCS || crtl->profile.
17560 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
17562 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17564 * configure.ac: Drop unneeded backslash ending up in config.in.
17565 * acinclude.m4: Likewise.
17566 * config.in: Regenerate.
17568 2008-05-26 Jan Hubicka <jh@suse.cz>
17570 * predict.c (maybe_hot_frequency_p): Break out of...
17571 (maybe_hot_bb_p): ... here.
17572 (maybe_hot_edge_p): New.
17573 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
17574 * basic-block.h (maybe_hot_edge_p): Declare.
17576 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17578 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
17579 (*cmpfp_<mode>_cc): Ditto.
17580 (*fp_jcc_8<mode>_387): Ditto.
17581 (*fop_<MODEF:mode>_2_i387): Ditto.
17582 (*fop_<MODEF:mode>_3_i387): Ditto.
17583 (*fop_xf_2_i387): Ditto.
17584 (*fop_xf_3_i387): Ditto.
17586 2008-06-02 Tomas Bily <tbily@suse.cz>
17588 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
17590 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17592 * config/mips/mips.c (mips_valid_offset_p): New function.
17593 (mips_valid_lo_sum_p): Likewise.
17594 (mips_classify_address): Use them.
17595 (mips_force_address): New function.
17596 (mips_legitimize_address): Use it.
17597 * config/mips/mips.md (MOVE128): New mode iterator.
17598 (movtf): Require TARGET_64BIT. Remove empty strings.
17599 (*movtf_internal): Rename to...
17600 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
17601 of "R" and use {,fp}{load,store} attributes instead of "multi".
17602 Use a separate define_split.
17603 (*movtf_mips16): New pattern.
17605 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17607 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
17608 * config/mips/mips.c (mips_expand_before_return): New function.
17609 (mips_expand_epilogue): Call it.
17610 * config/mips/mips.md (return): Turn into a define_expand.
17611 (*return): New insn.
17613 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
17615 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
17616 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
17617 functions. Do not emit uses and clobbers of CONCATs; individually
17618 use and clobber their operands.
17619 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
17620 gen_clobber, emit_use and gen_use.
17621 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
17622 (expand_builtin_return): Likewise.
17623 * cfgbuild.c (count_basic_blocks): Likewise.
17624 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
17625 * explow.c (emit_stack_restore): Likewise.
17626 * expmed.c (extract_bit_field_1): Likewise.
17627 * expr.c (convert_move, emit_move_complex_parts): Likewise.
17628 (emit_move_multi_word, store_constructor): Likewise.
17629 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
17630 (thread_prologue_and_epilogue_insns): Likewise.
17631 * lower-subreg.c (resolve_simple_move): Likewise.
17632 * optabs.c (widen_operand, expand_binop): Likewise.
17633 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
17634 * reload.c (find_reloads): Likewise.
17635 * reload1.c (eliminate_regs_in_insn): Likewise.
17636 * stmt.c (expand_nl_goto_receiver): Likewise.
17637 * config/alpha/alpha.md (builtin_longjmp): Likewise.
17638 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
17639 * config/arm/arm.c (arm_load_pic_register): Likewise.
17640 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
17641 * config/arm/arm.md (untyped_return): Likewise.
17642 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
17643 * config/avr/avr.c (expand_prologue): Likewise.
17644 * config/bfin/bfin.c (do_unlink): Likewise.
17645 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
17646 * config/cris/cris.c (cris_expand_prologue): Likewise.
17647 * config/darwin.c (machopic_indirect_data_reference): Likewise.
17648 (machopic_legitimize_pic_address): Likewise.
17649 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
17650 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
17651 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
17652 (ix86_expand_convert_uns_didf_sse): Likewise.
17653 (ix86_expand_vector_init_general): Likewise.
17654 * config/ia64/ia64.md (eh_epilogue): Likewise.
17655 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
17656 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
17657 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
17658 (config/iq2000/iq2000.c): Likewise.
17659 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
17660 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
17661 (builtin_longjmp): Likewise.
17662 * config/mn10300/mn10300.md (call, call_value): Likewise.
17663 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
17664 * config/pdp11/pdp11.md (abshi2): Likewise.
17665 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
17666 * config/s390/s390.c (s390_emit_prologue): Likewise.
17667 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
17668 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
17669 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
17670 * config/sh/sh.c (prepare_move_operands): Likewise.
17671 (output_stack_adjust, sh_expand_epilogue): Likewise.
17672 (sh_set_return_address, sh_expand_t_scc): Likewise.
17673 * config/sparc/sparc.c (load_pic_register): Likewise.
17674 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
17675 * config/spu/spu.c (spu_expand_epilogue): Likewise.
17676 * config/v850/v850.c (expand_epilogue): Likewise.
17678 2008-05-31 Anatoly Sokolov <aesok@post.ru>
17680 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
17681 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
17682 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
17683 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
17684 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
17685 stack pointer register.
17686 (output_movhi): Remove code for interrupt specific writing to the
17687 stack pointer register.
17689 2008-05-31 Richard Guenther <rguenther@suse.de>
17691 PR tree-optimization/34244
17692 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
17693 (tree_expr_nonzero_warnv_p): Likewise.
17694 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
17695 ssa_name_nonnegative_p.
17696 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
17697 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
17698 not tree_expr_nonzero_warnv_p.
17700 PR tree-optimization/36262
17702 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
17704 PR tree-optimization/34244
17705 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
17706 (record_numbers_of_iterations): New function.
17707 (execute_vrp): Cache the numbers of iterations of loops.
17708 * tree-scalar-evolution.c (scev_reset_except_niters):
17710 (scev_reset): Use scev_reset_except_niters.
17711 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
17713 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
17715 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
17716 __WORKAROUND_RETS when appropriate.
17718 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
17720 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
17721 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
17723 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
17724 *fop_df_comm_sse insn patterns using MODEF mode iterator.
17725 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
17726 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
17727 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
17728 *fop_df_1_mixed insn patterns using MODEF mode iterator.
17729 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
17730 *fop_df_1_sse insn patterns using MODEF mode iterator.
17731 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
17732 *fop_df_1_i387 insn patterns using MODEF mode iterator.
17733 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
17734 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
17735 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
17736 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
17737 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
17738 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
17739 (*fop_xf_4_i387): Use <MODE> for mode attribute.
17740 (*fop_xf_5_i387): Ditto.
17741 (*fop_xf_6_i387): Ditto.
17743 2008-05-30 Richard Guenther <rguenther@suse.de>
17745 * builtins.c (build_string_literal): Avoid generating
17746 a non-gimple_val result.
17748 2008-05-30 DJ Delorie <dj@redhat.com>
17750 * exec-tool.in: Use an environment variable (private) instead of a
17751 file (shared) as a semaphore, so as to not break parallel builds.
17753 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17755 * optabs.c (maybe_encapsulate_block): Remove.
17756 (emit_libcall_block): Adjust accordingly.
17757 * optabs.h (maybe_encapsulate_block): Remove prototype.
17759 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
17760 Don't use maybe_encapsulate_block.
17762 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
17764 * config/rs6000/rs6000.c (rs6000_legitimize_address,
17765 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
17766 rtx is a SYMBOL_REF before calling get_pool_constant.
17768 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
17770 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
17772 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
17774 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
17775 rather than OS names to choose INO_T_EQ definition.
17776 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
17777 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
17779 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
17782 * config/darwin-f.c: New.
17783 * config/t-darwin: Added rule to build darwin-f.o.
17784 * config.gcc: Defined new variable, fortran_target_objs.
17785 (*-*-darwin*): Set fortran_target_objs.
17786 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17787 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17788 * configure: Regenerated.
17790 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17793 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17794 canonical type if needed.
17796 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17798 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17800 2008-05-29 Richard Guenther <rguenther@suse.de>
17802 PR tree-optimization/36343
17803 PR tree-optimization/36346
17804 PR tree-optimization/36347
17805 * tree-flow.h (clobber_what_p_points_to): Declare.
17806 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17807 pointed-to variable is dereferenced is irrelevant to whether
17808 the pointer can access the pointed-to variable.
17809 (clobber_what_p_points_to): New function.
17810 * tree-ssa-alias.c (set_initial_properties): Use it.
17811 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17812 call clobber check for NMTs.
17814 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17816 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17817 for printing gcov_type.
17819 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17821 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17822 and the eh region information.
17823 * value-prof.c (gimple_move_stmt_histograms): New function.
17824 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17826 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17828 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17830 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17832 * value-prof.c (tree_ic_transform): Print counts.
17833 * tree-profile.c (tree_gen_ic_func_profiler):
17834 Clear __gcov_indreict_call_callee variable to avoid misattribution
17837 2008-05-28 Rafael Espíndola <espindola@google.com>
17839 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17842 2008-05-28 Richard Guenther <rguenther@suse.de>
17844 PR tree-optimization/36339
17845 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17846 and clobbering code out of the loop.
17848 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17850 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17853 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17854 s390_contiguous_bitmask_p, s390_symref_operand_p,
17855 s390_check_symref_alignment, s390_reload_larl_operand,
17856 s390_reload_symref_address): New functions.
17857 (s390_branch_condition_mnemonic): Support compare and branch
17859 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17860 and 'W' constraints.
17861 (s390_secondary_reload): Add secondary reloads for unaligned
17862 symbol refs or symbol refs to floating point or QI/TI mode
17864 (legitimate_address_p): Accept symbol references as addresses.
17865 (s390_expand_insv): Use rotate and insert selected bits
17866 instruction for insv when building for z10.
17867 (print_operand_address): Handle symbol ref addresses.
17868 (print_operand): Output modifier 'c' added for signed byte values.
17869 (s390_encode_section_info): Mark symbol refs with
17870 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17872 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17873 (length attribute): RRF, RRR have 4 byte length.
17874 (FPALL, INTALL): New mode iterators added.
17875 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17876 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17877 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17878 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17879 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17880 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17881 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17882 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17884 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17885 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17886 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17887 reload<INTALL:mode><P:mode>_toreg_z10,
17888 reload<FPALL:mode><P:mode>_tomem_z10,
17889 reload<FPALL:mode><P:mode>_toreg_z10,
17890 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17891 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17892 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17893 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17895 (movmem, clrmem, cmpmem): New splitters added.
17897 * config/s390/predicates.md (larl_operand): Use
17898 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17899 SYMBOL_REF_ALIGN1_P.
17900 (s390_signed_integer_comparison,
17901 s390_unsigned_integer_comparison): New predicates.
17903 * config/s390/s390-protos.h (s390_check_symref_alignment,
17904 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17905 s390_reload_symref_address,
17906 s390_compare_and_branch_condition_mask): Prototypes added.
17908 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17909 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17910 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17912 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17914 * config/s390/s390.c (z10_cost): New cost function for z10.
17915 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17916 (s390_issue_rate): Adjust issue rate for z10.
17917 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17918 (processor_flags): Add PF_Z10.
17919 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17920 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17921 * gcc/config.gcc: Add z10.
17923 2008-05-28 Richard Guenther <rguenther@suse.de>
17925 PR tree-optimization/36291
17926 * tree-flow. h (struct gimple_df): Remove var_anns member.
17927 * tree-flow-inline.h (gimple_var_anns): Remove.
17928 (var_ann): Simplify.
17929 * tree-dfa.c (create_var_ann): Simplify.
17930 (remove_referenced_var): Clear alias info from var_anns of globals.
17931 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17932 (delete_tree_ssa): Clear alias info from var_anns of globals.
17933 Do not free var_anns.
17934 (var_ann_eq): Remove.
17935 (var_ann_hash): Likewise.
17937 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17939 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17940 and loongson2f entries.
17941 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17942 * config/mips/mips.h (processor_type): Add Loongson-2E
17943 and Loongson-2F entries.
17944 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17945 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17946 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17947 * doc/invoke.texi (MIPS Options): Document loongson2e
17948 and loongson2f processor names.
17950 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17954 * config/i386/i386.c (ix86_function_arg_boundary): Use
17955 alignment of canonical type.
17956 (ix86_expand_vector_move): Check unaligned memory access for
17959 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17961 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17962 Moved to the front of file.
17964 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17965 H.J. Lu <hongjiu.lu@intel.com>
17967 * dwarf2out.c (current_fde): New.
17969 (lookup_cfa:): Likewise.
17970 (dwarf2out_end_epilogue): Likewise.
17971 (dwarf2out_note_section_used): Likewise.
17973 2008-05-27 Michael Matz <matz@suse.de>
17976 * c.opt (Wenum-compare): New warning option.
17977 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17979 2008-05-27 Michael Matz <matz@suse.de>
17981 PR middle-end/36326
17982 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17984 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17985 into memory as tail calls.
17987 2008-05-27 Richard Guenther <rguenther@suse.de>
17989 PR tree-optimization/36339
17990 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17991 pointers cause all addressable variables to be call clobbered.
17993 2008-05-27 Richard Guenther <rguenther@suse.de>
17995 PR tree-optimization/36245
17996 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17998 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18000 * config/s390/s390.md: Replace all occurences of the 'm'
18001 constraint with 'RT'.
18003 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18005 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
18007 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
18009 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
18010 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
18011 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
18013 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18015 * reload.c: (find_reloads): Skip alternatives according to the
18016 "enabled" attribute. Constify the constraint variable.
18017 * recog.c (get_attr_enabled): Add default implementation.
18018 (extract_insn): Set the alternative_enabled_p array
18019 in the recog_data struct.
18020 (preprocess_constraints, constrain_operands): Skip
18021 alternatives according to the "enabled" attribute
18022 * recog.h (struct recog_data): New field alternative_enabled_p.
18023 (skip_alternative): New inline function.
18024 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
18025 (record_reg_classes): Skip alternative according to the
18026 "enabled" attribute.
18028 * doc/md.texi: Add documention for the "enabled" attribute.
18030 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
18032 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
18033 * postreload.c (reload_cse_simplify_operands): Replace 'm'
18034 constraint with TARGET_MEM_CONSTRAINT.
18035 * recog.c (asm_operand_ok, preprocess_constraints,
18036 constrain_operands): Likewise.
18037 * regclass.c (record_reg_classes): Likewise.
18038 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
18039 * reload1.c (maybe_fix_stack_asms): Likewise.
18040 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
18041 * recog.h: Adjust comment.
18042 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
18043 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
18044 * doc/md.texi: Add a note to description of 'm' constraint.
18045 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
18047 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
18049 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
18050 that the bitfield is of integral type before testing its precision.
18052 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18053 Sa Liu <saliu@de.ibm.com>
18055 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
18056 __modti3, __udivti3, __umodti3 and __udivmodti4.
18057 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
18058 that implement TImode mul and div functions.
18059 * config/spu/multi3.c: New. Implement __multi3.
18060 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
18061 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
18064 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
18066 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
18067 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
18068 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
18069 tls_sysv_suffix): New mode and mode attribute iterators.
18070 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
18071 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
18072 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
18073 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
18074 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
18077 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
18079 PR tree-optimization/36329
18080 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
18081 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
18082 * cgraphbuild.c (initialize_inline_failed): Use the latter
18083 macro in lieu of the former.
18084 * ipa-inline.c (cgraph_mark_inline): Likewise.
18085 (cgraph_decide_inlining_of_small_function): Likewise.
18086 (cgraph_decide_inlining): Likewise.
18087 (cgraph_decide_inlining_incrementally): Likewise.
18089 2008-05-26 Tristan Gingold <gingold@adacore.com>
18090 Anatoly Sokolov <aesok@post.ru>
18092 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
18093 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
18094 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
18095 optimization for 'avr6' architecture.
18097 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
18100 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
18102 2008-05-26 Richard Guenther <rguenther@suse.de>
18104 * tree-ssa-sccvn.c (expr_has_constants): Declare.
18105 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
18107 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
18109 PR middle-end/36253
18110 * caller-save.c (insert_restore): Verify alignment of spill space.
18111 (insert_save): Likewise.
18112 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
18113 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
18114 (STACK_SLOT_ALIGNMENT): Likewise.
18115 * function.c (LOCAL_ALIGNMENT): Removed.
18116 (get_stack_local_alignment): New.
18117 (assign_stack_local): Use it. Set alignment on stack slot.
18118 (assign_stack_temp_for_type): Use get_stack_local_alignment.
18119 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
18120 (STACK_SLOT_ALIGNMENT): New.
18121 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
18122 stack slot in XFmode.
18124 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
18126 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
18129 * config/i386/i386.md (allocate_stack_worker_64): Make sure
18130 argument operand in rax isn't removed.
18132 2008-05-26 Richard Guenther <rguenther@suse.de>
18134 PR middle-end/36300
18135 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
18136 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
18138 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18141 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
18143 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
18145 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
18146 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
18148 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18150 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
18151 build a trampoline if we don't want one.
18152 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
18153 return zero for nested functions if we don't want a trampoline.
18155 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18157 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
18159 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
18162 * c.opt: Removed undocumented option '-lang-fortran'.
18163 * c-common.h: Removed global variable 'lang_fortran'.
18164 * c-opts.c (c_common_handle_option): Removed code to handle
18165 option '-lang-fortran'. Updated includes.
18166 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
18167 definition of '__GFORTRAN__'.
18168 (define__GNUC__): Reimplemented to use BASEVER and
18169 cpp_define_formatted.
18170 (builtin_define_with_value_n): Removed.
18171 * c-incpath.h: Renamed to ...
18172 * incpath.h: ... this.
18173 * c-incpath.c: Renamed to ...
18174 * incpath.c: ... this. Updated includes.
18175 * fix-header.c: Updated includes.
18176 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
18177 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
18178 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
18180 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
18182 * tree.h: Update the table of flags used on tree nodes.
18183 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
18184 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
18185 (FORCED_LABEL): Add access check.
18186 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
18187 (ASM_INPUT_P): Likewise.
18188 (ASM_VOLATILE_P): Likewise.
18189 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
18190 (OMP_SECTION_LAST): Access private_flag directly.
18191 (OMP_RETURN_NOWAIT): Likewise.
18192 (OMP_PARALLEL_COMBINED): Likewise.
18193 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
18194 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
18195 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
18196 deprecated_flag directly.
18198 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
18200 * final.c (frame_pointer_needed): Removed.
18201 * flags.h (frame_pointer_needed): Likewise.
18203 * function.h (rtl_data): Add frame_pointer_needed.
18204 (frame_pointer_needed): New.
18206 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
18208 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
18210 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
18212 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
18215 2008-05-25 Alan Modra <amodra@bigpond.net.au>
18217 * c-common.c (strip_array_types): Move function to..
18219 (get_inner_array_type): Delete.
18220 * c-common.h (strip_array_types): Move declaration to..
18222 (get_inner_array_type): Delete.
18223 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
18224 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
18225 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
18226 * config/pa/pa.c (emit_move_sequence): Likewise.
18228 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
18230 * config/i386/i386.md (*sse_prologue_save_insn): Set length
18233 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
18235 * function.c: Include target hook for nonlocal_goto frame value.
18237 2008-05-24 Richard Guenther <rguenther@suse.de>
18239 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
18240 variable can be only accessed through a pointer or a union.
18242 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18244 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
18245 * doc/extend.texi: Likewise.
18247 2008-05-23 DJ Delorie <dj@redhat.com>
18249 * config/m32c/jump.md (untyped_call): Add.
18251 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
18252 for A24 to PSImode.
18253 (m32c_address_cost): Detail costs for indirect offsets.
18255 2008-05-23 Rafael Espíndola <espindola@google.com>
18257 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
18258 if a node is a SUBREG.
18259 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
18262 2008-05-23 Paul Brook <paul@codesourcery.com>
18263 Carlos O'Donell <carlos@codesourcery.com>
18265 * doc/extend.texi: Clarify use of __attribute__((naked)).
18266 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18267 * target.h (gcc_target): Add allocate_stack_slots_for_args.
18268 * function.c (use_register_for_decl): Use
18269 targetm.calls.allocate_stack_slots_for_args.
18270 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
18271 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
18272 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
18274 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
18276 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
18278 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
18280 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
18281 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
18282 is only rounded once.
18284 2008-05-23 Richard Guenther <rguenther@suse.de>
18286 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
18288 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
18289 Jakub Jelinek <jakub@redhat.com>
18292 * configure.ac: Handle --enable-cld.
18293 * configure: Regenerated.
18294 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
18295 * config/i386/i386.h (struct machine_function): Add needs_cld field.
18296 (ix86_current_function_needs_cld): New define.
18297 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
18298 (cld): New isns pattern.
18299 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
18300 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
18301 * config/i386/i386.opt (mcld): New option.
18302 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
18303 TARGET_CLD and ix86_current_function_needs_cld.
18304 (override_options): Use -mcld by default for 32-bit code if
18307 * doc/install.texi (Options specification): Document --enable-cld.
18308 * doc/invoke.texi (Machine Dependent Options)
18309 [i386 and x86-64 Options]: Add -mcld option.
18310 (Intel 386 and AMD x86-64 Options): Document -mcld option.
18312 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
18313 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
18314 (return_in_memory_64): Likewise.
18315 (return_in_memory_ms_64): Likewise.
18317 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18319 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
18320 * builtins.c (fold_builtin_fpclassify): New.
18321 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
18322 * builtins.def (BUILT_IN_FPCLASSIFY): New.
18323 * c-common.c (handle_type_generic_attribute): Adjust to accept
18324 fixed arguments before an elipsis.
18325 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
18326 * doc/extend.texi: Document __builtin_fpclassify.
18328 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
18330 * omp-low.c (gate_expand_omp_ssa): Remove.
18331 (pass_expand_omp_ssa): Remove.
18332 (gate_expand_omp): Do not check for flag_openmp_ssa.
18333 * common.opt (-fopenmp-ssa): Remove.
18334 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
18336 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
18338 * config/sh/sh.opt (mfixed-range): New option.
18339 * config/sh/sh-protos.h (sh_fix_range): Declare.
18340 * config/sh/sh.c (sh_fix_range): New function.
18341 * config/sh/sh.h (sh_fixed_range_str): Declare.
18342 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
18344 * doc/invoke.texi (SH Options): Document -mfixed-range.
18346 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
18348 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
18349 it before the redeclaration.
18351 2008-05-22 Anatoly Sokolov <aesok@post.ru>
18353 * config/avr/avr.c (get_sequence_length): Add new function.
18354 (expand_prologue, expand_epilogue): Remove duplicate code.
18356 2008-05-22 Rafael Espíndola <espindola@google.com>
18358 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
18361 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
18363 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
18364 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
18366 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
18367 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
18368 (vect_update_misalignment_for_peel): Likewise.
18369 (vector_alignment_reachable_p): Likewise.
18370 * tree-vect-transform.c (vectorizable_load): Likewise.
18371 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
18372 (get_vectype_for_scalar_type): Pass mode of scalar_type
18373 to UNITS_PER_SIMD_WORD.
18375 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
18376 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
18377 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
18378 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
18379 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
18381 2008-05-22 Ira Rosen <irar@il.ibm.com>
18383 PR tree-optimization/36293
18384 * tree-vect-transform.c (vect_transform_strided_load): Don't check
18385 if the first load must be skipped because of a gap.
18387 2008-05-22 Richard Guenther <rguenther@suse.de>
18389 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
18390 more cases of offset disambiguation that is possible if
18391 strict-aliasing rules apply.
18392 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
18393 for basic offset and type-based disambiguation.
18395 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18397 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
18398 ix86_expand_vector_set on V16QImode for SSE4.1.
18400 2008-05-21 Tom Tromey <tromey@redhat.com>
18402 * c.opt (Wimport): Mark as undocumented.
18403 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
18405 (Warning Options): Likewise.
18406 * doc/cppopts.texi: Don't mention -Wimport.
18408 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
18410 PR tree-optimization/36287
18411 PR tree-optimization/36286
18412 * lambda-code.c (build_access_matrix): Do not use the loop->num
18413 for computing the number of induction variables: use the loop depth
18416 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
18419 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
18420 option -f(no-)leading-underscore.
18422 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18424 * config/i386/i386.c (ix86_expand_vector_init_general): Use
18425 GET_MODE_NUNITS (mode).
18427 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
18429 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
18430 (-mmulhw): Add 464 to description.
18431 (-mdlmzb): Likewise.
18432 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
18433 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
18435 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
18436 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
18437 * config/rs6000/rs6000.md: Update comments for 464.
18439 2008-05-21 Janis Johnson <janis187@us.ibm.com>
18441 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
18443 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18445 * config/i386/sse.md (vec_extractv4sf): Removed.
18446 (vec_extractv2df): Likewise.
18447 (vec_extractv2di): Likewise.
18448 (vec_extractv4si): Likewise.
18449 (vec_extractv8hi): Likewise.
18450 (vec_extractv16qi): Likewise.
18451 (vec_extract<mode>): New.
18453 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18455 * config/i386/sse.md (vec_setv4sf): Removed.
18456 (vec_setv2df): Likewise.
18457 (vec_setv2di): Likewise.
18458 (vec_setv4si): Likewise.
18459 (vec_setv8hi): Likewise.
18460 (vec_setv16qi): Likewise.
18461 (vec_set<mode>): New.
18463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18465 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
18466 goto for vec_concat and vec_interleave.
18468 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
18470 * config/i386/sse.md (vec_initv4sf): Removed.
18471 (vec_initv2df): Likewise.
18472 (vec_initv2di): Likewise.
18473 (vec_initv4si): Likewise.
18474 (vec_initv8hi): Likewise.
18475 (vec_initv16qi): Likewise.
18476 (vec_init<mode>): New.
18478 2008-05-21 Joseph Myers <joseph@codesourcery.com>
18480 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
18482 2008-05-21 Tom Tromey <tromey@redhat.com>
18484 * ggc-zone.c (lookup_page_table_if_allocated): New function.
18485 (zone_find_object_offset): Likewise.
18486 (gt_ggc_m_S): Likewise.
18487 (highest_bit): Likewise.
18488 * ggc-page.c (gt_ggc_m_S): New function.
18489 * stringpool.c (string_stack): Remove.
18490 (init_stringpool): Update.
18491 (ggc_alloc_string): Use ggc_alloc.
18492 (maybe_delete_ident): New function.
18493 (ggc_purge_stringpool): Likewise.
18494 (gt_ggc_m_S): Remove.
18495 * ggc-common.c (ggc_protect_identifiers): New global.
18496 (ggc_mark_roots): Call ggc_purge_stringpool. Use
18497 ggc_protect_identifiers.
18498 * ggc.h (ggc_protect_identifiers): Declare.
18499 (gt_ggc_m_S): Update.
18500 (ggc_purge_stringpool): Declare.
18501 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
18502 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
18504 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
18506 2008-05-21 David S. Miller <davem@davemloft.net>
18508 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
18511 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
18513 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
18516 2008-05-20 David Daney <ddaney@avtrex.com>
18518 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
18519 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
18520 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18521 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18522 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
18523 (atomic_hiqi_op): New define_code_iterator.
18524 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
18525 mips_expand_compare_and_swap_12.
18526 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
18527 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
18528 (sync_<optab><mode>, sync_old_<optab><mode>,
18529 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
18530 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
18531 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
18532 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
18533 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
18534 (test_and_set_12): New insn.
18535 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
18536 sync_new_<optab><mode>, sync_old_nand<mode>,
18537 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
18538 clobber to operand 0 for SI and DI mode insns.
18539 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
18540 mips_gen_fn_4): New typedefs.
18541 (mips_gen_fn_ptrs): Define new union type.
18542 (mips_expand_compare_and_swap_12): Remove declaration.
18543 (mips_expand_atomic_qihi): Declare function.
18544 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
18545 (mips_expand_atomic_qihi): ... this. Use new generator function
18547 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
18548 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
18549 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
18550 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
18551 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
18552 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
18553 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
18554 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
18555 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
18556 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
18559 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
18561 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
18564 2008-05-20 Anatoly Sokolov <aesok@post.ru>
18566 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
18567 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
18568 (avr_attribute_table): Add 'OS_main' function attribute.
18569 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
18570 functions with 'OS_main' attribute.
18572 2008-05-20 Richard Guenther <rguenther@suse.de>
18574 PR tree-optimization/35204
18575 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
18576 helper, split out from ...
18577 (DFS): ... here. Make the DFS walk non-recursive.
18579 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
18580 Jan Sjodin <jan.sjodin@amd.com>
18582 PR tree-optimization/36181
18583 * tree-parloops.c (loop_has_vector_phi_nodes): New.
18584 (parallelize_loops): Don't parallelize when the loop has vector
18587 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18588 Sebastian Pop <sebastian.pop@amd.com>
18590 * tree-loop-linear.c (gather_interchange_stats): Look in the access
18591 matrix, and never look at the tree representation of the memory
18593 (linear_transform_loops): Computes parameters and access matrices.
18594 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
18596 (access_matrix_get_index_for_parameter): New.
18597 * tree-data-ref.h (struct access_matrix): New.
18598 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
18599 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
18600 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
18601 am_vector_index_for_loop): New.
18602 (struct data_reference): Add field access_matrix.
18603 (DR_ACCESS_MATRIX): New.
18604 (compute_data_dependences_for_loop): Update declaration.
18605 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
18606 * lambda.h (lambda_vector_vec_p): Declared.
18607 * lambda-code.c: Depend on pointer-set.h.
18608 (lambda_collect_parameters_from_af, lambda_collect_parameters,
18609 av_for_af_base, av_for_af, build_access_matrix,
18610 lambda_compute_access_matrices): New.
18611 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
18613 2008-05-20 Joseph Myers <joseph@codesourcery.com>
18615 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
18616 $SOURCEDIR/include.
18618 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18619 Sebastian Pop <sebastian.pop@amd.com>
18621 PR tree-optimization/36206
18622 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
18624 (instantiate_scev_1): Rename flags to fold_conversions.
18625 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
18626 outeside instantiation_loop.
18627 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
18628 (evolution_function_is_affine_or_constant_p): Removed.
18629 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
18631 (analyze_siv_subscript): Pass in the loop nest number.
18632 Call evolution_function_is_affine_in_loop instead of
18633 evolution_function_is_affine_p.
18634 (analyze_overlapping_iterations): Pass in the loop nest number.
18636 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
18637 Sebastian Pop <sebastian.pop@amd.com>
18639 PR tree-optimization/36206
18640 * tree-chrec.h (chrec_fold_op): New.
18641 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
18644 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
18646 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
18648 (remove_duplicates): Do not set inode on non-inode systems.
18651 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
18653 * config.gcc (tm_file): Update comments about relative pathnames.
18655 2008-05-20 Richard Guenther <rguenther@suse.de>
18657 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
18658 * tree-ssa-sccvn.c (process_scc): Likewise.
18659 * tree-ssa-sink.c (execute_sink_code): Likewise.
18660 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
18661 * tree-vrp.c (process_assert_insertions): Likewise.
18662 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18663 (perform_tree_ssa_dce): Likewise.
18664 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
18665 (dump_dominator_optimization_stats): Likewise.
18666 * tree-vectorizer.c (vectorize_loops): Likewise.
18668 2008-05-20 Richard Guenther <rguenther@suse.de>
18670 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
18672 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
18674 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
18675 (ix86_i386elf_return_in_memory): Likewise.
18676 (ix86_i386interix_return_in_memory): Likewise.
18677 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
18678 (SUBTARGET_RETURN_IN_MEMORY): New.
18679 * config/i386/i386elf.h: Likewise.
18680 * config/i386/ptx4-i.h: Likewise.
18681 * config/i386/sol2-10.h: Likewise.
18682 * config/i386/sysv4.h: Likewise.
18683 * config/i386/vx-common.h: Likewise.
18684 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
18685 * config/i386/i386.c (ix86_return_in_memory): Made static and
18686 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
18687 (ix86_i386elf_return_in_memory): Removed.
18688 (ix86_i386interix_return_in_memory): Removed.
18689 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
18690 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
18692 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
18694 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
18696 2008-05-19 Xinliang David Li <davidxl@google.com>
18698 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
18700 * common.opt: Ditto.
18701 * doc/invoke.texi: Ditto.
18703 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
18705 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
18706 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
18708 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18710 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
18711 sizes of operand array from 8/4 to 4/2.
18712 (ix86_expand_vector_init_general): Change size of operand array
18713 from 32 to 16. Remove op0, op1 and half_mode.
18715 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
18717 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
18718 (ix86_expand_vector_init_interleave): Likewise.
18719 (ix86_expand_vector_init_general): Use them. Assert
18720 word_mode == SImode when n_words == 4.
18722 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
18724 * config/i386/i386.c (ix86_secondary_reload): New static function.
18725 (TARGET_SECONDARY_RELOAD): New define.
18726 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
18727 * config/i386/i386.md (reload_outqi): Remove.
18729 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18731 PR middle-end/35509
18732 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
18733 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
18734 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
18735 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
18736 (fold_builtin_1): Likewise.
18737 * builtins.def (BUILT_IN_ISINF_SIGN): New.
18738 c-common.c (check_builtin_function_arguments): Handle
18739 BUILT_IN_ISINF_SIGN.
18740 * doc/extend.texi: Document __builtin_isinf_sign.
18741 * fold-const.c (operand_equal_p): Handle COND_EXPR.
18743 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
18745 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
18746 EH cleanup at the end of the pass, search for those that have been
18747 turned into forwarder blocks and do the cleanup on their successor.
18749 2008-05-18 Richard Guenther <rguenther@suse.de>
18751 * tree-cfg.c (verify_gimple_expr): Allow conversions from
18752 pointers to sizetype and vice versa.
18754 2008-05-18 Xinliang David Li <davidxl@google.com>
18756 * gcc/tree-ssa-dce.c: Coding style fix.
18757 (check_pow): Documentation comment.
18758 (check_log): Documenation comment. Coding style fix.
18759 (is_unnecessary_except_errno_call): Ditto.
18760 (gen_conditions_for_pow): Ditto.
18761 (gen_conditions_for_log): Ditto.
18762 (gen_shrink_wrap_conditions): Ditto.
18763 (shrink_wrap_one_built_in_calls): Ditto.
18764 * gcc/doc/invoke.texi: Better documentation string.
18765 * ChangeLog: Fix wrong change log entries from
18766 May 17 checkin on function call DCE.
18768 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
18770 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
18772 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
18774 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
18775 * df-problems.c (simulation routines): Fixed block comment to
18776 properly say how to add forwards scanning functions.
18778 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18780 * tree-inline.c (setup_one_parameter): Remove dead code.
18782 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18784 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18785 a BIT_AND_EXPR only for an INTEGER_TYPE.
18787 2008-05-17 Xinliang David Li <davidxl@google.com>
18789 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18790 (check_pow, check_log, is_unnecessary_except_errno_call): New
18791 functions to check for eliminating math functions that are pure
18792 except for setting errno.
18793 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18794 general condition expressions for shrink-wrapping pow/log calls.
18795 (gen_shrink_wrap_conditions): Ditto.
18796 (shrink_wrap_one_built_in_call): Ditto.
18797 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18798 (mark_operand_necessary): If debugging, output if OP is necessary.
18799 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18801 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18803 * gcc/common.opt: New user flag -ftree-builtin-dce.
18804 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18806 2008-05-16 David S. Miller <davem@davemloft.net>
18808 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18809 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18811 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18814 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18816 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18818 * ifcvt.c (dead_or_predicable): Rename
18819 df_simulate_one_insn_backwards to df_simulate_one_insn.
18820 * recog.c (peephole2_optimize): Ditto.
18821 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18823 * df.h: Rename df_simulate_one_insn_backwards to
18824 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18825 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18826 scanning of defs and uses.
18827 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18828 (df_simulate_one_insn_forwards): Removed.
18830 2008-05-16 Doug Kwan <dougkwan@google.com>
18832 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18834 (real_from_string): Handle NaNs and Inf as approriate.
18836 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18838 * doc/gty.texi (Source Files Containing Type Information): Note
18839 that headers should appear first in the gtfiles list.
18841 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18843 * tree.def (COND_EXEC): Properly documented this code.
18845 2008-05-16 Diego Novillo <dnovillo@google.com>
18847 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18848 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18851 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18853 * tree-ssa-dse (max_stmt_uid): Removed.
18854 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18855 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18856 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18857 * function.h (cfun.last_stmt_uid): New field.
18858 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18859 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18861 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18862 (create_stmt_ann): Initialize the ann->uid field.
18863 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18865 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18867 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18869 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18870 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18871 (init_empty_tree_cfg): Call it.
18873 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18875 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18878 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18880 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18881 * tree-dump.c (dump_options): New verbose option.
18882 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18884 * tree-pass.h (TDF_VERBOSE): New dump flag.
18885 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18886 (tree-flow.h): Added include.
18887 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18889 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18891 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18893 From Jie Zhang <jie.zhang@analog.com>
18894 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18895 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18896 mcpu=bf561-none and mcpu=bf561-0.2.
18897 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18898 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18899 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18900 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18901 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18902 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18903 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18905 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18906 (cputype_selected): Remove.
18907 (bfin_handle_option): Don't use cputype_selected.
18908 (override_options): When no mcpu option, enable all workarounds.
18909 Don't use bfin_workarounds.
18910 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18912 (DEFAULT_CPU_TYPE): Don't define.
18914 2008-05-16 Richard Guenther <rguenther@suse.de>
18916 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18917 on deletion of the last stmt.
18919 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18921 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18922 V8HImode for SSE2 and V16QImode for SSE4.1.
18924 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18926 * cgraph.h (compute_inline_parameters): Made public.
18927 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18928 variable_generate_summary, function_write_summary,
18929 variable_write_summary, variable_read_summary. Added generate_summary,
18930 write_summary, read_summary.
18931 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18932 pass_ipa_inline.function_generate_summary, to
18933 compute_inline_parameters.
18934 * ipa-inline.c (compute_inline_parameters): Made public and added
18936 (compute_inline_parameters_for_current): New function.
18937 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18938 (inline_generate_summary): Removed parameter and made to loop over
18940 (pass_ipa_inline): Updated for new IPA_PASS structure.
18941 * passes.c (execute_ipa_summary_passes): Now is called once per
18942 pass rather than once per node*pass.
18944 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18946 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18947 avr_have_mul_p, avr_asm_only_p): Remove variables.
18948 (avr_override_options): Remove initialization of removed variables.
18949 (avr_file_start): Convert removed variables to fields of
18950 'struct base_arch_s *avr_current_arch'.
18951 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18952 (AVR_HAVE_MUL): (Ditto.).
18953 (AVR_HAVE_MOVW): (Ditto.).
18954 (AVR_HAVE_LPMX): (Ditto.).
18955 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18956 avr_asm_only_p): Remove declaration.
18958 2008-05-15 Diego Novillo <dnovillo@google.com>
18960 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18961 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18963 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18965 PR middle-end/36194
18966 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18967 Don't call record_truncated_value from here.
18968 (record_truncated_value): Turn it into a for_each_rtx callback.
18969 (record_truncated_values): New function.
18970 (combine_instructions): Call note_uses with record_truncated_values.
18971 Change name of check_conversion to check_promoted_subreg.
18973 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18975 * doc/sourcebuild.texi: Document support for torture tests.
18977 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18979 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18980 to alternative 4 of operand 2.
18982 2008-05-15 Richard Guenther <rguenther@suse.de>
18984 * tree-pass.h (current_pass): Declare.
18985 (get_pass_for_id): Likewise.
18986 * passes.c (passes_by_id, passes_by_id_size): New globals.
18987 (set_pass_for_id): New function.
18988 (get_pass_for_id): Likewise.
18989 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18990 (execute_function_todo): Flush per function statistics.
18991 * toplev.c (compile_file): Init statistics.
18992 (general_init): Do early statistics initialization.
18993 (finalize): Finish statistics.
18994 * statistics.h (statistics_early_init): Declare.
18995 (statistics_init): Likewise.
18996 (statistics_fini): Likewise.
18997 (statistics_fini_pass): Likewise.
18998 (statistics_counter_event): Likewise.
18999 (statistics_histogram_event): Likewise.
19000 * statistics.c: New file.
19001 * Makefile.in (OBJS-common): Add statistics.o.
19002 (statistics.o): Add dependencies.
19003 * doc/invoke.texi (-fdump-statistics): Document.
19005 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
19006 (insert): Likewise.
19007 (execute_pre): Use statistics_counter_event.
19008 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
19009 (substitute_and_fold): Increment it. Use statistics_counter_event.
19011 2008-05-15 Diego Novillo <dnovillo@google.com>
19013 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
19015 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
19016 * tree-ssa-alias.c (new_type_alias): Remove references to
19017 sub-variables from comment.
19018 * tree-ssa-operands.c (swap_tree_operands): Likewise.
19020 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
19022 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
19023 attribute to 1 only for insertps alternative.
19025 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19027 * config/bfin/bfin.md (loadbytes): New pattern.
19028 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
19029 (bfin_init_builtins): Initialize it.
19030 (bdesc_1arg): Add it.
19032 2008-05-15 Sa Liu <saliu@de.ibm.com>
19034 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
19035 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
19036 * testsuite/lib/target-supports.exp: Add
19037 check_effective_target_fortran_integer_16.
19039 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
19041 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
19042 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
19043 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
19044 (TARGET_RETURN_IN_MEMORY): Define.
19046 2008-05-15 Richard Guenther <rguenther@suse.de>
19048 PR middle-end/36244
19049 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
19050 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
19051 represent unmodifiable vars.
19053 2008-05-15 Richard Guenther <rguenther@suse.de>
19055 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
19056 INDIRECT_REF and TARGET_MEM_REF.
19057 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
19060 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
19061 H.J. Lu <hongjiu.lu@intel.com>
19063 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
19064 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
19065 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
19066 insn alternatives. Add missing alternatives.
19067 (*vec_concatv2di_rex64_sse4_1): Likewise.
19068 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
19069 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
19070 Require TARGET_SSE.
19072 2008-05-15 Richard Guenther <rguenther@suse.de>
19074 PR tree-optimization/36009
19075 PR tree-optimization/36204
19076 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
19077 (determine_invariantness_stmt): Record the loop a store is
19078 always executed in.
19079 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
19082 2008-05-15 Richard Guenther <rguenther@suse.de>
19084 PR tree-optimization/34330
19085 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
19086 through the pointer will alias the SMT.
19088 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
19090 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
19092 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
19094 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
19096 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19097 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19099 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
19100 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
19101 (vashl_optab): New optab for vector/vector shifts.
19102 (vashr_optab): Ditto.
19103 (vlshr_optab): Ditto.
19104 (vrotl_optab): Ditto.
19105 (vrotr_optab): Ditto.
19106 (optab_subtype): New enum for optab_for_tree_code call.
19107 (optab_for_tree_code): Add enum optab_subtype argument.
19109 * optabs.c (optab_for_tree_code): Take an additional argument to
19110 distinguish between a vector shift by a scalar and vector shift by
19111 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
19112 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
19113 vector shift by a vector.
19114 (expand_widen_pattern_expr): Pass additional argument to
19115 optab_for_tree_code.
19117 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
19118 vrotl_optab, vrotr_optab.
19120 * expr.c (expand_expr_real_1): Update calls to
19121 optab_for_tree_code to distinguish between vector shifted by a
19122 scalar and vector shifted by a vector.
19123 * tree-vectorizer.c (supportable_widening_operation): Ditto.
19124 (supportable_narrowing_operation): Ditto.
19125 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
19126 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
19127 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
19128 (vect_create_epilog_for_reduction): Ditto.
19129 (vectorizable_reduction): Ditto.
19130 (vectorizable_operation): Ditto.
19131 (vect_strided_store_supported): Ditto.
19132 (vect_strided_load_supported): Ditto.
19133 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19134 * expmed.c (expand_shift): Ditto.
19136 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
19138 (ashr@var{m}3): Ditto.
19139 (vashl@var{m}3): Document new vector/vector shift standard name.
19140 (vashr@var{m}3): Ditto.
19141 (vlshr@var{m}3): Ditto.
19142 (vrotl@var{m}3): Ditto.
19143 (vrotr@var{m}3): Ditto.
19145 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
19146 (PPERM_INVERT): Ditto.
19147 (PPERM_REVERSE): Ditto.
19148 (PPERM_REV_INV): Ditto.
19149 (PPERM_ZERO): Ditto.
19150 (PPERM_ONES): Ditto.
19151 (PPERM_SIGN): Ditto.
19152 (PPERM_INV_SIGN): Ditto.
19153 (PPERM_SRC1): Ditto.
19154 (PPERM_SRC2): Ditto.
19156 * config/i386/sse.md (mulv2di3): Add SSE5 support.
19157 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
19158 allows a memory operand to be the value being added, and split it
19159 to improve vectorization.
19160 (sse5_pmacsdqh_mem): Ditto.
19161 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
19162 (sse5_mulv2div2di3_high): Ditto.
19163 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
19164 (vec_pack_trunc_v4si): Ditto.
19165 (vec_pack_trunc_v2di): Ditto.
19166 (sse5_pcmov_<mode>): Remove code that tried to use use
19167 andps/andnps instead of pcmov.
19168 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
19169 pmacsdqh instructions.
19170 (vec_widen_smult_lo_v4si): Ditto.
19172 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
19173 (PPERM_INVERT): Ditto.
19174 (PPERM_REVERSE): Ditto.
19175 (PPERM_REV_INV): Ditto.
19176 (PPERM_ZERO): Ditto.
19177 (PPERM_ONES): Ditto.
19178 (PPERM_SIGN): Ditto.
19179 (PPERM_INV_SIGN): Ditto.
19180 (PPERM_SRC1): Ditto.
19181 (PPERM_SRC2): Ditto.
19182 (ix86_expand_sse_movcc): Move the SSE5 test after the if
19184 (ix86_expand_int_vcond): If SSE5 generate all possible integer
19186 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
19187 says ignore whether the last reference is a memory operand.
19189 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19190 Paolo Bonzini <bonzini at gnu dot org>
19192 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
19195 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
19196 (vlshr<mode>3): Rename from vlshr<mode>3.
19197 (vashr<mode>3): Rename from vashr<mode>3.
19198 (mulv4sf3): Change the names of vector shift patterns.
19202 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
19205 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
19230 * config/spu/spu.md (v): New iterator macro to add v for vector types.
19231 (floatunssidf2_internal): Change vector/vector shift names.
19232 (floatunsdidf2_internal): Ditto.
19239 (vashl<mode>3): Rename from ashl<mode>3.
19240 (vashr<mode>3): Rename from ashr<mode>3.
19241 (vlshr<mode>3): Rename from lshr<mode>3.
19242 (vrotl<mode>3): Rename from rotl<mode>3.
19244 2008-05-14 Michael Meissner <michael.meissner@amd.com>
19247 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
19248 multiply gives the wrong value when doing widening multiplies.
19249 (vec_widen_smult_lo_v4si): Ditto.
19251 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19253 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
19254 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
19255 emit_library_call_value.
19256 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
19257 * tree.h (ECF_LIBCALL_BLOCK): Removed.
19258 * calls.c (initialize_argument_information, precompute_arguments,
19259 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
19260 (precompute_arguments): Removed flags parameter.
19261 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
19263 2008-05-14 Richard Guenther <rguenther@suse.de>
19265 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
19266 Make sure to register the store if the use is a PHI_NODE.
19268 2008-05-14 Olivier Hainque <hainque@adacore.com>
19270 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
19271 memory if the component is to be referenced in BLKmode according
19272 to get_inner_reference.
19274 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
19276 * calls.c (emit_library_call_value_1): Restore code clearing
19277 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
19279 2008-05-14 Olivier Hainque <hainque@adacore.com>
19280 Nicolas Roche <roche@adacore.com>
19282 * configure.ac: Add support for a "gcc_subdir" variable in
19283 config-lang.in, to denote a subdirectory where the language/GCC
19284 integration files are to be found.
19285 * configure: Regenerate.
19287 2008-05-14 Ira Rosen <irar@il.ibm.com>
19289 PR tree-optimization/36098
19290 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
19291 value for the first load in the group in case of a gap.
19292 (vect_build_slp_tree): Check that there are no gaps in loads.
19294 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
19296 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
19297 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
19298 expand_copysign_bit): Change call to emit_no_conflict_block to
19299 emit_insn and remove unneeded code to construct extra args.
19300 (emit_no_conflict_block): Removed.
19301 * optabls.h: (emit_no_conflict_block): Removed.
19302 * cse.c (cse_extended_basic_block): Remove search for
19303 REG_NO_CONFLICT note.
19304 * global.c: Removed incorrect comment added in revision 117.
19305 * expr.c (convert_move): Change call to emit_no_conflict_block to
19307 * recog.c: Change comments so that they do not mention
19309 * local_alloc.c (combine_regs): Removed last parameter.
19310 (no_conflict_p): Removed.
19311 (block_alloc): Removed note, no_conflict_combined_regno and set
19312 local vars. Removed all code to process REG_NO_CONFLICT blocks.
19313 (combine_regs): Removed already_dead and code to look for
19314 REG_NO_CONFLICT notes.
19315 * lower_subreg (remove_retval_note): Removed code to look for
19316 REG_NO_CONFLICT block.
19317 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
19318 (resolve_clobber): Remove code to process libcalls that have
19319 REG_NO_CONFLICT notes.
19320 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
19322 * combine.c (can_combine_p, distribute_notes): Removed
19323 REG_NO_CONFLICT case.
19324 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
19326 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
19327 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
19329 * reg-notes.def (NO_CONFLICT): Removed.
19331 2008-05-14 David S. Miller <davem@davemloft.net>
19333 * config/sparc/sparc.c (sparc_profile_hook): If
19334 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
19335 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
19336 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
19338 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
19340 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
19342 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
19345 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
19346 and op1 expansion before vector concat to have less live pseudos.
19348 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
19350 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
19351 ix86_expand_vector_set if supported.
19353 2008-05-13 Diego Novillo <dnovillo@google.com>
19354 Kenneth Zadeck <zadeck@naturalbridge.com>
19356 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
19358 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
19359 phinodes_print_statistics, init_ssanames, fini_ssanames,
19360 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
19361 release_ssa_name, release_defs, replace_ssa_name_symbol,
19362 ssanames_print_statistics): Move ...
19363 * tree-flow.h: ... here.
19364 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
19365 Use FN instead of cfun.
19366 (make_ssa_name_fn): Rename from make_ssa_name.
19367 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
19368 * tree-flow-inline.h (make_ssa_name): Move from
19369 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
19370 * omp-low.c (expand_omp_parallel):
19371 * tree-flow-inline.h (redirect_edge_var_map_result):
19372 * tree-ssa.c (init_tree_ssa): Add argument FN.
19373 Use it instead of cfun. Update all users.
19375 2008-05-13 Tom Tromey <tromey@redhat.com>
19377 PR preprocessor/22168:
19378 * doc/cpp.texi (Top): Update menu.
19379 (Alternatives to Wrapper #ifndef): New node.
19380 (Other Directives): Document deprecation.
19381 (Obsolete Features): Remove menu.
19382 (Assertions): Merge node into Obsolete Features.
19383 (Obsolete once-only headers): Move earlier; rename to Alternatives
19384 to Wrapper #ifndef.
19385 * doc/cppopts.texi: Update.
19386 * c.opt (Wdeprecated): Enable for C and ObjC.
19387 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
19388 (C++ Dialect Options): Move -Wno-deprecated from here to...
19389 (Warning Options): ... here.
19391 2008-05-13 Richard Guenther <rguenther@suse.de>
19393 PR middle-end/36227
19394 * fold-const.c (fold_sign_changed_comparison): Do not allow
19395 changes in pointer-ness.
19397 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19400 * config/sh/sh.c (sh_expand_prologue): Don't clear
19401 RTX_FRAME_RELATED_P for push insns.
19403 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
19405 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
19407 2008-05-12 Anatoly Sokolov <aesok@post.ru>
19409 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
19410 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
19411 Use 'machine->is_leaf' instead of 'leaf_func_p'.
19413 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
19415 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
19416 (*vec_concatv4sf_sse): This.
19417 (*sse2_concatv2si): Renamed to ...
19418 (*vec_concatv2si_sse2): This.
19419 (*sse1_concatv2si): Renamed to ...
19420 (*vec_concatv2si_sse): This.
19421 (*vec_concatv2di_rex): Renamed to ...
19422 (*vec_concatv2di_rex64): This.
19423 (*vec_concatv2si_sse4_1): New.
19424 (*vec_concatv2di_rex64_sse4_1): Likewise.
19426 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
19428 PR rtl-optimization/36111
19429 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
19430 that was created for swappable operands.
19432 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
19435 * Makefile.in: Substitute GNATMAKE and GNATBIND.
19436 * configure.ac: Add call to ACX_PROG_GNAT.
19438 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
19440 * optc-gen.awk: Fix comment typo.
19442 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
19444 * pretty-print.c (pp_integer_with_precision): Use
19445 HOST_LONG_LONG_FORMAT.
19447 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
19449 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
19451 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
19453 * config/i386/i386.c (bdesc_ptest): Removed.
19454 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
19455 (bdesc_args): Add __builtin_ia32_ptestz128,
19456 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
19457 (ix86_init_mmx_sse_builtins): Updated.
19458 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
19459 (ix86_expand_builtin): Updated.
19461 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
19463 * tree-cfg.c (valid_fixed_convert_types_p): New function.
19464 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
19466 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
19468 * value-prof.c (interesting_stringop_to_profile): Do not
19469 return early for BUILT_IN_MEMPCPY.
19471 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
19473 * calls.c (expand_call): Don't use callgraph to increase
19474 preferred_stack_boundary.
19476 * cgraph.h (cgraph_rtl_info): Use unsigned on
19477 preferred_incoming_stack_boundary.
19479 * final.c (rest_of_clean_state): Use unsigned on
19480 preferred_stack_boundary.
19482 2008-05-09 Tom Tromey <tromey@redhat.com>
19484 PR preprocessor/22231:
19485 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
19488 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
19490 PR tree-optimization/36129
19491 * tree-ssa-ccp.c: Include value-prof.h.
19492 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
19493 built-in function was folded to a constant.
19494 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
19496 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
19497 Sebastian Pop <sebastian.pop@amd.com>
19499 * tree-scalar-evolution.c: Document instantiate_scev.
19500 (instantiate_parameters_1): Renamed instantiate_scev_1.
19501 Don't use the same loop for instantiation_loop and evolution_loop.
19502 (instantiate_scev): New.
19503 (instantiate_parameters): Moved...
19504 (resolve_mixers): Update call to instantiate_scev_1 to pass the
19505 same loop twice. Maintains the semantics for this function.
19506 * tree-scalar-evolution.h (instantiate_scev): Declare.
19507 (instantiate_parameters): ...here. Now static inline.
19508 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
19509 instead of resolve_mixers.
19511 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
19513 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
19515 2008-05-09 Tomas Bily <tbily@suse.cz>
19517 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
19518 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
19519 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19520 * c-common.c (c_common_truthvalue_conversion): Likewise.
19521 * tree-object-size.c (compute_object_offset): Likewise.
19522 * tree-inline.c (estimate_num_insns_1): Likewise.
19523 * varasm.c (const_hash_1, compare_constant, copy_constant)
19524 (compute_reloc_for_constant, output_addressed_constants)
19525 (initializer_constant_valid_p): Likewise.
19526 * c-omp.c (check_omp_for_incr_expr): Likewise.
19527 * gimplify.c (gimplify_expr): Likewise.
19528 * c-typeck.c (c_finish_return): Likewise.
19529 * tree-vectorizer.c (supportable_widening_operation)
19530 (supportable_narrowing_operation): Likewise.
19531 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
19532 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
19533 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
19534 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
19535 (descr_info_loc): Likewise.
19536 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19537 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
19538 (fold_unary): Likewise.
19539 * builtins.c (get_pointer_alignment): Likewise.
19540 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
19541 (instantiate_parameters_1): Likewise.
19542 * tree.c (expr_align, stabilize_reference): Likewise.
19543 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
19544 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
19545 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
19546 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19547 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
19548 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
19550 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
19551 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
19552 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
19553 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
19554 (forward_propagate_comparison)
19555 (tree_ssa_forward_propagate_single_use_vars): Likewise.
19556 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
19557 * emit-rtl.c (component_ref_for_mem_expr)
19558 (set_mem_attributes_minus_bitpos): Likewise.
19559 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
19560 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
19562 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
19563 (build_function_call, pointer_diff, build_compound_expr)
19564 (c_finish_return): Likewise.
19565 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
19566 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
19568 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
19569 * expr.c (is_aligning_offset): Likewise.
19570 * tree-ssa-alias.c (is_escape_site): Likewise.
19571 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
19572 (check_all_va_list_escapes): Likewise.
19573 * tree-ssa-loop-ivopts.c (determine_base_object)
19574 (determine_common_wider_type): Likewise.
19575 * dojump.c (do_jump): Likewise.
19576 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
19577 * tree-gimple.c (is_gimple_cast): Likewise.
19578 * fold-const.c (decode_field_reference)
19579 (fold_sign_changed_comparison, fold_unary, fold_comparison)
19580 (fold_binary): Likewise.
19581 * tree-ssa-alias-warnings.c (find_alias_site_helper)
19582 (already_warned_in_frontend_p): Likewise.
19583 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
19584 * tree.c (really_constant_p, get_unwidened): Likewise.
19585 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
19586 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
19587 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
19589 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
19591 (CONVERT_EXPR_P): Define.
19592 (CASE_CONVERT): Define.
19594 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
19596 PR middle-end/36117
19597 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
19598 (delete_unmarked_insns): When deleting a call, call
19599 delete_unreachable_blocks.
19600 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19601 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
19603 2008-05-08 Richard Guenther <rguenther@suse.de>
19605 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
19606 (-ftree-salias): Likewise.
19607 (salias-max-implicit-fields): Remove param documentation.
19608 (salias-max-array-elements): Likewise.
19609 * tree-pass.h (pass_create_structure_vars): Remove.
19610 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19611 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19612 * tree-ssa-alias.c (create_structure_vars): Remove.
19613 (gate_structure_vars): Likewise.
19614 (pass_create_structure_vars): Likewise.
19615 (gate_build_alias): Likewise.
19616 (pass_build_alias): Adjust to run always and dump the function.
19617 * common.opt (ftree-salias): Hide.
19618 * passes.c (init_optimization_passes): Remove
19619 pass_create_structure_vars, adjust comment.
19620 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
19621 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
19622 * opts.c (decode_options): Do not set flag_tree_salias.
19623 (common_handle_option): Add OPT_ftree_salias to the backward
19624 compatibility section.
19626 2008-05-08 Richard Guenther <rguenther@suse.de>
19628 * tree-flow-inline.h (var_can_have_subvars): Move ...
19629 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
19630 * tree-flow.h (var_can_have_subvars): Remove.
19631 (push_fields_onto_fieldstack): Remove.
19632 (sort_fieldstack): Likewise.
19633 (struct fieldoff): Move ...
19634 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
19635 alias_set and base_for_components fields.
19636 (sort_fieldstack): Make static.
19637 (push_fields_onto_fieldstack): Likewise. Remove code that
19638 handles anything but RECORD_TYPEs. Remove alias_set and
19639 base_for_components handling.
19640 (create_variable_info_for): Adjust.
19642 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
19644 * common.opt (Wframe-larger-than=): Shorten the help message
19646 * doc/invoke.texi (Wframe-larger-than=): Add more description.
19648 2008-05-08 Rafael Espíndola <espindola@google.com>
19650 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
19652 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
19653 trap and that both operands are gimple values.
19654 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
19655 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
19658 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19660 * read-rtl.c (join_c_conditions): Return the first string if the
19661 two strings are equal.
19663 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
19665 * gensupport.h (pred_data): Add a "num_codes" field.
19666 (add_predicate_code): Declare.
19667 * gensupport.c (add_predicate_code): New function.
19668 (std_pred_table): Add an "allows_const_p" field.
19669 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
19670 Remove the (incomplete) list of such codes from the codes field.
19671 (init_predicate_table): Use add_predicate_code. Add all
19672 RTX_CONST_OBJs if allows_const_p is true.
19673 * genrecog.c (process_define_predicate): Use add_predicate_code.
19675 2008-05-08 David Daney <ddaney@avtrex.com>
19676 Richard Sandiford <rsandifo@nildram.co.uk>
19678 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
19679 special case of constant zero operands.
19680 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
19681 old and new values. Special case constant zero values.
19682 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
19684 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
19685 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
19687 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
19690 * simplify-rtx.c (simplify_plus_minus): Create CONST of
19691 similar RTX_CONST_OBJ before CONST_INT.
19693 2008-05-08 Steve Ellcey <sje@cup.hp.com>
19695 * stmt.c (expand_stack_restore): Change sa mode if needed.
19697 2008-05-08 Richard Guenther <rguenther@suse.de>
19699 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
19700 return type to bool.
19701 (ix86_sol10_return_in_memory): Likewise.
19702 (ix86_i386elf_return_in_memory): Likewise.
19703 (ix86_i386interix_return_in_memory): Likewise.
19704 * config/i386/i386.c (ix86_return_in_memory): Likewise.
19705 (ix86_sol10_return_in_memory): Likewise.
19706 (ix86_i386elf_return_in_memory): Likewise.
19707 (ix86_i386interix_return_in_memory): Likewise.
19709 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19712 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
19714 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
19715 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
19718 2008-05-08 Richard Guenther <rguenther@suse.de>
19720 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
19721 * tree-data-ref.h (struct dr_alias): Remove subvars field.
19722 (DR_SUBVARS): Remove.
19723 * tree-dfa.c (dump_subvars_for): Remove.
19724 (debug_subvars_for): Likewise.
19725 (dump_variable): Do not dump subvars.
19726 (remove_referenced_var): Do not remove subvars.
19727 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
19728 (lookup_subvars_for_var): Remove.
19729 (get_subvars_for_var): Likewise.
19730 (get_subvars_at): Likewise.
19731 (get_first_overlapping_subvar): Likewise.
19732 (overlap_subvar): Likewise.
19733 * tree-flow.h (subvar_t): Remove.
19734 (struct var_ann_d): Remove subvars field.
19735 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
19736 argument. Remove special handling of SFTs.
19737 (compute_tag_properties): Likewise.
19738 (set_initial_properties): Likewise.
19739 (compute_call_clobbered): Likewise.
19740 (count_mem_refs): Likewise.
19741 (compute_memory_partitions): Likewise.
19742 (compute_flow_insensitive_aliasing): Likewise.
19743 (setup_pointers_and_addressables): Likewise.
19744 (new_type_alias): Likewise.
19745 (struct used_part): Remove.
19746 (used_portions): Likewise.
19747 (struct used_part_map): Likewise.
19748 (used_part_map_eq): Likewise.
19749 (used_part_map_hash): Likewise.
19750 (free_used_part_map): Likewise.
19751 (up_lookup): Likewise.
19752 (up_insert): Likewise.
19753 (get_or_create_used_part_for): Likewise.
19754 (create_sft): Likewise.
19755 (create_overlap_variables_for): Likewise.
19756 (find_used_portions): Likewise.
19757 (create_structure_vars): Likewise.
19758 * tree.def (STRUCT_FIELD_TAG): Remove.
19759 * tree.h (MTAG_P): Adjust.
19760 (struct tree_memory_tag): Remove base_for_components and
19761 unpartitionable flags.
19762 (struct tree_struct_field_tag): Remove.
19763 (SFT_PARENT_VAR): Likewise.
19764 (SFT_OFFSET): Likewise.
19765 (SFT_SIZE): Likewise.
19766 (SFT_NONADDRESSABLE_P): Likewise.
19767 (SFT_ALIAS_SET): Likewise.
19768 (SFT_UNPARTITIONABLE_P): Likewise.
19769 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
19770 (union tree_node): Remove sft field.
19771 * alias.c (get_alias_set): Remove special handling of SFTs.
19772 * print-tree.c (print_node): Remove handling of SFTs.
19773 * tree-dump.c (dequeue_and_dump): Likewise.
19774 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
19775 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
19776 * tree-predcom.c (set_alias_info): Do not set subvars.
19777 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
19778 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
19779 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
19780 (add_vars_for_offset): Remove.
19781 (add_virtual_operand): Remove special handling of SFTs.
19782 (add_call_clobber_ops): Likewise.
19783 (add_call_read_ops): Likewise.
19784 (get_asm_expr_operands): Likewise.
19785 (get_modify_stmt_operands): Likewise.
19786 (get_expr_operands): Likewise.
19787 (add_to_addressable_set): Likewise.
19788 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19789 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19790 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19791 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19792 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19793 (tree_node_structure): Likewise.
19794 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19796 (find_what_p_points_to): Likewise.
19798 2008-05-08 Sa Liu <saliu@de.ibm.com>
19800 * config/spu/spu.md: Fixed subti3 pattern.
19802 2008-05-08 Richard Guenther <rguenther@suse.de>
19804 PR middle-end/36154
19805 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19806 sure to create a representative for trailing arrays for PTA.
19808 2008-05-08 Richard Guenther <rguenther@suse.de>
19810 PR middle-end/36172
19811 * fold-const.c (operand_equal_p): Two objects which types
19812 differ in pointerness are not equal.
19814 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19816 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19817 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19818 (emit_library_call_value_1): Add new variable fndecl initialized by
19819 NULL_TREE. It should be the decl type of orgfun, but this information
19820 seems not to be available here, so it uses the default calling abi.
19821 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19822 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19823 by TARGET_RETURN_IN_MEMORY.
19824 * config/i386/i386-interix.h: Likewise.
19825 * config/i386/i386.h: Likewise.
19826 * config/i386/i386elf.h: Likewise.
19827 * config/i386/ptx4-i.h: Likewise.
19828 * config/i386/sol2-10.h: Likewise.
19829 * config/i386/sysv4.h: Likewise.
19830 * config/i386/vx-common.h: Likewise.
19831 * config/cris/cris.h: Removed #if 0 clause.
19832 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19833 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19835 (ix86_sol10_return_in_memory): Likewise.
19836 (ix86_i386elf_return_in_memory): New.
19837 (ix86_i386interix_return_in_memory): New.
19838 * config/mt/mt-protos.h (mt_return_in_memory): New.
19839 * config/mt/mt.c: Likewise.
19840 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19841 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19842 * config/bfin/bfin.h: Likewise.
19843 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19845 * config/bfin/bfin.c: Likewise.
19846 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19847 * config/alpha/unicosmk.h: Likewise.
19848 * config/i386/cygming.h: Likewise.
19849 * config/iq2000/iq2000.h: Likewise.
19850 * config/mips/mips.h: Likewise.
19851 * config/mn10300/mn10300.h: Likewise.
19852 * config/rs6000/rs6000.h: Likewise.
19853 * config/score/score.h: Likewise.
19854 * config/spu/spu.h: Likewise.
19855 * config/v850/v850.h: Likewise.
19856 * defaults.h: Likewise.
19857 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19858 * expr.c (emit_block_move): Adjust use of
19859 OUTGOING_REG_PARM_STACK_SPACE.
19860 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19861 OUTGOING_REG_PARM_STACK_SPACE.
19862 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19864 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19866 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19867 on OMP_RETURN for OMP_FOR.
19870 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19871 (fortran_common): New function.
19872 (gen_variable_die): Call fortran_common instead of common_check,
19873 adjust for it returning tree instead of rtx. Formatting.
19875 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19879 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19880 * c-decl.c (merge_decls): Ditto.
19881 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19882 to RTL_CONST_OR_PURE_CALL_P.
19883 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19884 Initialized DECL_LOOPING_CONST_PURE.
19885 (process_call_operands): Set tree_side_effects properly.
19886 * tree.h (TREE_READONLY_DECL_P): Removed.
19887 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19888 (DECL_LOOPING_OR_CONST_P): New macro.
19889 (struct tree_function_decl): Added looping_const_or_pure_p.
19890 (ECF_*) Renumbered.
19891 (ECF_LOOPING_OR_CONST_P): New macro.
19892 * rtlanal.c (pure_const_p): Removed.
19893 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19894 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19895 to RTL_CONST_CALL_P.
19896 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19897 (check_decl, check_tree, check_call, scan_function): Initialize
19899 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19900 (static_execute): Set looping true for recursive functions.
19901 Undo setting state to IPA_NEITHER for recursive functions.
19902 * cse.c (cse_insn):
19903 * ifcvt.c (noce_can_store_speculate_p): Changed
19904 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19905 RTL_CONST_OR_PURE_CALL_P.
19906 * dse.c (scan_insn): Ditto.
19907 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19908 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19909 RTL_CONST_OR_PURE_CALL_P.
19910 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19911 pure_call_p to RTL_CONST_CALL_P.
19912 * gimplify.c (gimplify_call_expr): Clear side effects for
19913 non-looping pure and constant calls.
19914 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19915 (flags_from_decl_or_type): Set ecf flags from decl flags.
19916 (initialize_argument_information): Turn off
19917 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19918 Change const to pure if callee_copies is true rather than just
19920 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19921 way of marking pure calls.
19922 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19923 Remove hack that was supposed to fix pr7335 and remove old
19924 way of marking pure calls.
19925 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19926 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19927 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19928 RTL_CONST_OR_PURE_CALL_P.
19929 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19930 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19931 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19932 * sched-deps.c (schedule_analyze): Ditto.
19933 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19934 return_val field of calls to represent pure and const function info.
19935 (CONST_OR_PURE_CALL_P): Deleted macro.
19936 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19937 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19938 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19940 * tree-optimize.c (execute_fixup_cfg): Added test for
19941 ECF_LOOPING_CONST_OR_PURE.
19942 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19944 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19945 effects for looping pure or const calls.
19946 (verify_gimple_expr): Added verification code.
19947 * config/alpha/alpha.c (alpha_legitimize_address,
19948 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19950 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19951 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19952 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19953 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19954 RTL_CONST_OR_PURE_CALL_P.
19955 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19956 and const calls to be deleted.
19958 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19961 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19962 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19963 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19964 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19965 to handle nonimmediate operands.
19966 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19967 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19968 to handle nonimmediate operands.
19969 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19970 (mmx_pmulhrwv4hi3): New expander. Use
19971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19972 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19973 (sse2_umulv1siv1di3): New expander. Use
19974 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19975 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19976 (mmx_eq<mode>3): New expander. Use
19977 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19978 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19979 (mmx_uavgv8qi3): New expander. Use
19980 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19981 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19982 (mmx_uavgv4hi3): New expander. Use
19983 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19985 * config/i386/sse.md
19986 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19987 to handle nonimmediate operands.
19988 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19989 to handle nonimmediate operands.
19990 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19991 to handle nonimmediate operands.
19992 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19993 to handle nonimmediate operands.
19994 (sse2_unpckhpd_exp): New expander. Use
19995 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19996 (sse2_unpcklpd_exp): New expander. Use
19997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19998 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19999 to handle nonimmediate operands.
20000 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
20001 to handle nonimmediate operands.
20002 (*sse2_<plusminus_insn><mode>3): Rename from
20003 sse2_<plusminus_insn><mode>3 insn pattern.
20004 (sse2_<plusminus_insn><mode>3): New expander. Use
20005 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20006 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
20007 (sse2_umulv2siv2di3): New expander. Use
20008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20009 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
20010 (sse4_1_mulv2siv2di3): New expander. Use
20011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20012 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
20013 (sse2_pmaddwd): New expander. Use
20014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20015 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
20016 (sse2_eq<mode>3): New expander. Use
20017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20018 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
20019 (sse4_1_eqv2di3): New expander. Use
20020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20021 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20022 (sse2_uavgv16qi3): New expander. Use
20023 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20024 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
20025 (sse2_uavgv16qi3): New expander. Use
20026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20027 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
20028 (sse2_uavgv8hi3): New expander. Use
20029 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20030 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
20031 (ssse3_pmulhrswv8hi3): New expander. Use
20032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20033 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
20034 (ssse3_pmulhrswv4hi3): New expander. Use
20035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20037 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
20038 (<sse>_vmmul<mode>3): Ditto.
20039 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
20041 (ssse3_pmaddubsw128): Use register_operand for operand 1.
20042 (ssse3_pmaddubsw): Ditto.
20044 * config/i386/i386.c (struct_builtin_description)
20045 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
20046 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
20047 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
20048 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
20049 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
20050 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
20051 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
20052 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
20053 (ix86_fixup_binary_operands): Assert that src1
20054 and src2 must have the same mode when swapped.
20055 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
20056 and ix86_binary_operator_ok. Do not force operands in registers
20059 2008-05-07 Jan Hubicka <jh@suse.cz>
20061 * cgraph.c (dump_cgraph_node): Update.
20062 * cgraph.h (cgraph_local_info): Break out inline summary.
20063 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
20065 * ipa-inline (inline_summary): New accestor function.
20066 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
20067 cgraph_decide_inlining, compute_inline_parameters): Update.
20068 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
20070 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
20072 Cleanup ColdFire scheduling support and add V4 pipeline model.
20074 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
20075 (define_attr cpu): Add cfv4 value.
20076 (define_attr type, define_attr type1): Merge into a single 'type'
20077 attribute. Update all uses.
20078 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
20079 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
20081 (define_attr opx_mem, define_attr opy_mem): Remove.
20082 (define_attr op_mem): Clean up, update comment.
20083 (define_attr size): Use specific values instead of general int.
20084 (define_attr guess, define_attr split): Remove. Update all uses.
20085 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
20086 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
20087 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
20088 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
20089 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
20090 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
20091 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
20092 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
20093 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
20094 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
20095 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
20096 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
20097 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
20098 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
20099 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
20100 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
20101 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
20102 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
20103 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
20104 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
20105 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
20106 Update or set attributes.
20107 (stack_tie): New fake instruction.
20109 * config/m68k/m68k.h (TUNE_CFV4): New macro.
20110 (m68k_sched_attr_size): Update declaration.
20111 (m68k_sched_attr_type2): Remove.
20112 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
20113 Declare new bypass predicates.
20115 * config/m68k/m68k.c (m68k_sched_issue_rate,
20116 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
20118 (TARGET_SCHED_ISSUE_RATE,
20119 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
20120 (override_options): Handle scheduling for ColdFire V4 core.
20121 (m68k_expand_prologue): Emit stack_tie.
20122 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
20123 'OP_TYPE_FPN'. Update all uses.
20124 (sched_guess_p): Remove.
20125 (sched_address_type): Handle symbolic addresses.
20126 (sched_get_operand): New static function.
20127 (sched_operand_type): Merge into sched_attr_op_type.
20128 (sched_attr_op_type): Handle FP registers, handle quick constants,
20130 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
20131 (m68k_sched_attr_size): Update. Move logic to ...
20132 (sched_get_attr_size_int): New static function.
20133 (sched_get_opxy_mem_type): New static function.
20134 (m68k_sched_attr_op_mem): Update.
20135 (m68k_sched_attr_type2): Remove.
20136 (sched_cfv4_bypass_data): New static variable.
20137 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
20138 (m68k_sched_issue_rate): Implement scheduler hook.
20139 (struct _sched_ib: enabled_p): New field.
20140 (m68k_sched_variable_issue): Update. Handle V4.
20141 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
20142 sched_dump_class_func_t, sched_dump_split_class,
20143 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
20144 sched_dump_dfa_class, m68k_sched_dump): Remove.
20145 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
20147 (m68k_sched_init_global): Remove statisctics dumping, introduce
20148 sanity check that all instructions have pipeline reservations. Handle
20150 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20151 Handle ColdFire V4 core.
20152 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
20153 New static functions.
20154 (m68k_sched_address_bypass_p): New bypass predicate.
20155 (sched_get_indexed_address_scale): New static function.
20156 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
20158 * cf.md: Update comments.
20159 (define_attr type2): Remove. Use 'type' attribute instead.
20161 (cf_ib): Rename to cfv123_ib. Update all uses.
20162 (cf_oep): Rename to cfv123_oep. Update all uses.
20163 (cf_chr): Rename to cfv123_chr. Update all uses.
20164 (cf_mem): Rename to cfv123_mem. Update all uses.
20165 (cf_mac): Move to more appropriate place.
20166 (cfv123_guess): New automaton and cpu_unit.
20167 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
20168 Update uses of 'size' attribute. Handle before reload scheduling.
20169 (cfv123_guess): New dummy reservation for unhandled instructions.
20170 (cfv4_*): Pipeline description of ColdFire V4 core.
20171 (ignore): New reservation to handle 'ignore' type.
20173 2008-05-07 Ian Lance Taylor <iant@google.com>
20175 PR middle-end/36013
20176 * gimplify.c (find_single_pointer_decl_1): Don't look through
20178 (find_single_pointer_decl): Adjust comments.
20180 2008-05-07 Jakub Jelinek <jakub@redhat.com>
20182 PR middle-end/36137
20183 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
20184 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
20186 PR middle-end/36106
20187 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
20188 integral type rather than floating point, then VIEW_CONVERT_EXPR
20189 to the floating point type.
20191 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
20193 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
20194 TFmode op0 to register.
20196 2008-05-07 Alan Modra <amodra@bigpond.net.au>
20198 * c-decl.c (grokdeclarator): Comment typo.
20200 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
20202 * tree-flow.h: Remove prototype for computed_goto_p.
20203 * tree-cfg.c (computed_goto_p): Make static.
20205 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
20208 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
20209 (contains_aligned_value_p): This. Handle _Decimal128.
20210 (ix86_function_arg_boundary): Only align _Decimal128 to its
20211 natural boundary and handle it properly.
20213 2008-05-06 Martin Jambor <mjambor@suse.cz>
20215 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
20216 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
20217 (ipcp_method_set_orig_node): Removed.
20218 (ipcp_cval_get_cvalue_type): Removed.
20219 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
20220 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
20221 (ipcp_cval_set_cvalue_type): Removed.
20222 (ipcp_cval_get_cvalue): Removed.
20223 (ipcp_cval_set_cvalue): Removed.
20224 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
20225 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
20226 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
20227 (ipcp_cval_meet): Renamed to ipa_lattice_meet
20228 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
20229 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
20230 (ipcp_get_ith_lattice): Changed parameters.
20231 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
20232 (ipcp_lattice_from_jfunc): Changed parameters.
20233 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
20234 (ipcp_method_cval_print): Added temporary variable info.
20235 (ipcp_redirect): Removed already unused local variable caller.
20236 (ipcp_redirect): New temporary variable orig_callee_info
20237 (ipcp_redirect): Removed newly unused local variable callee.
20238 (ipcp_redirect): Removed (a bit confusing) local variable type.
20239 (ipcp_insert_stage): Added local variable info.
20240 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
20242 (ipcp_formal_create): Removed.
20243 (ipcp_method_cval_set): Removed.
20244 (ipcp_propagate_stage): Renamed lattice variables.
20245 (ipcp_method_cval_set_cvalue_type): Removed.
20246 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
20247 (ipcp_print_all_lattices): Changed printed strings to refer to
20248 lattices rather than cvals.
20249 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
20250 (ipcp_propagate_const): Changed formal parameters.
20251 (build_const_val): Changed formal parameters.
20252 (ipcp_insert_stage): Removed useless variable cvalue
20253 (build_const_val): Changed formal parameters.
20254 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
20255 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
20256 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
20257 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
20258 (ipcp_print_func_profile_counts): Changed string from "method" to
20260 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
20261 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
20262 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
20263 (ipcp_structures_print): Renamed to ipcp_print_all_structures
20264 (ipcp_profile_print): Renamed to ipcp_print_profile_data
20265 (ipcp_lat_is_const): Changed parameters and made inline.
20266 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
20267 (ipcp_redirect): Renamed to ipcp_need_redirect_p
20268 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
20269 the predicate condition directly
20270 (ipcp_propagate_stage): Added local variable args. Removed local
20271 variable callee. (Both are mere code simplifications.)
20272 (ipcp_method_dont_insert_const): Renamed to
20273 ipcp_node_not_modifiable_p.
20274 (ipcp_node_not_modifiable_p): Made inline.
20275 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
20276 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
20277 (ipcp_print_all_lattices): Removed variable cvalue
20278 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
20281 2008-05-06 Olivier Hainque <hainque@adacore.com>
20283 * tree-sra.c (try_instantiate_multiple_fields): Early return
20284 if field has POINTER_TYPE.
20286 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
20288 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
20289 by using 'q' specifier for instruction.
20290 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
20292 2008-05-06 Anatoly Sokolov <aesok@post.ru>
20294 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20295 Change mode of zero_extract from QImode to HImode.
20296 (sign bit tests peepholes): (Ditto.).
20298 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
20300 * config/i386/mmx.md: Remove double backslashes from asm templates.
20301 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
20302 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20303 to handle nonimmediate operands.
20304 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
20305 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
20306 to handle nonimmediate operands.
20307 (*mmx_<code>v2sf3_finite): New insn pattern.
20308 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
20309 (mmx_<code>v2sf3): New expander. Use
20310 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20311 (mmx_<plusminus_insn><mode>3): New expander. Use
20312 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20313 (*mmx_<plusminus_insn><mode>3): New insn pattern.
20314 (mmx_add<mode>3): Removed.
20315 (mmx_ssadd<mode>3): Ditto.
20316 (mmx_usadd<mode>3): Ditto.
20317 (mmx_sub<mode>3): Ditto.
20318 (mmx_sssub<mode>3): Ditto.
20319 (mmx_ussub<mode>3): Ditto.
20320 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
20321 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
20322 to handle nonimmediate operands.
20323 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
20325 (mmx_smulv4hi3_highpart): New expander. Use
20326 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20327 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
20329 (mmx_umulv4hi3_highpart): New expander. Use
20330 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20331 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
20332 (mmx_<code>v4hi3): New expander. Use
20333 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20334 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
20335 (mmx_<code>v8qi3): New expander. Use
20336 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20337 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
20338 (mmx_<code><mode>3): New expander. Use
20339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
20341 2008-05-05 Jan Hubicka <jh@suse.cz>
20343 PR tree-optimization/36118
20344 * passes.c (pass_init_dump_file): Fix dump header.
20346 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
20348 PR middle-end/36141
20349 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
20350 VCE for function decls.
20352 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20354 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
20356 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
20358 * config/i386/i386.md (sat_plusminus): New.
20359 (plusminus_insn): Likewise.
20360 (plusminus_mnemonic): Likewise.
20362 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
20363 (*<addsub><mode>3_cc_overflow): Renamed to ...
20364 (*<plusminus_insn><mode>3_cc_overflow): This.
20365 (*<addsub>si3_zext_cc_overflow): Renamed to ...
20366 (*<plusminus_insn>si3_zext_cc_overflow): This.
20368 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
20369 (<plusminus_insn><mode>3): This.
20370 (*<addsub><mode>3): Renamed to ...
20371 (*<plusminus_insn><mode>3): This.
20372 (<sse>_vm<addsub><mode>3): Renamed to ...
20373 (<sse>_vm<plusminus_insn><mode>3): This.
20374 (sse3_h<addsub>v4sf3): Renamed to ...
20375 (sse3_h<plusminus_insn>v4sf3): This.
20376 (sse3_h<addsub>v2df3): Renamed to ...
20377 (sse3_h<plusminus_insn>v2df3): This.
20378 (<plusminus_insn><mode>3): New.
20379 (*<plusminus_insn><mode>3): Likewise.
20380 (sse2_<plusminus_insn><mode>3): Likewise.
20381 (add<mode>): Removed.
20382 (*add<mode>3): Likewise.
20383 (sse2_ssadd<mode>3): Likewise.
20384 (sse2_usadd<mode>3): Likewise.
20385 (sub<mode>3): Likewise.
20386 (*sub<mode>3): Likewise.
20387 (sse2_sssub<mode>3): Likewise.
20388 (sse2_ussub<mode>3): Likewise.
20390 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
20392 * gthr-single.h: Add in required interface elements as per gthr.h.
20393 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
20394 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
20395 Generalize UNUSED macro.
20396 (__gthread_once): Add.
20397 (__gthread_key_create): Add.
20398 (__gthread_key_delete): Add.
20399 (__gthread_getspecific): Add.
20400 (__gthread_setspecific): Add.
20402 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
20404 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
20405 the same size types for the indirect reference on the rhs, then
20408 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
20410 * config/i386/i386.md
20411 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
20412 one insn template instead of template series.
20413 (*xordi_1_rex64): Ditto.
20414 (*xordi_2_rex64): Ditto.
20416 2008-05-05 Ira Rosen <irar@il.ibm.com>
20418 PR tree-optimization/36119
20419 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
20422 2008-06-04 Jan Hubicka <jh@suse.cz>
20424 tree-optimization/36100
20425 * tree-pass.h (pass_O0_always_inline): Declare.
20426 * ipa-inline.c (inline_transform): Remove dead code.
20427 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
20428 pass_O0_always_inline): New.
20429 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
20431 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
20433 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
20434 mnemonic in this_param move for TARGET_64BIT.
20436 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
20438 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
20439 (*strmovsi_rex_1): Ditto.
20440 (*strsetsi_1): Ditto.
20441 (*strsetsi_rex_1): Ditto.
20443 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
20444 adddicc expanders using SWI mode iterator.
20446 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
20449 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
20452 2008-05-04 David S. Miller <davem@davemloft.net>
20454 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
20455 (sparc*-*-linux*): Use linux.h in tm_file.
20456 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
20457 compiler defaulting to 32-bit.
20458 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
20460 * config/sparc/linux.h: Remove definitions now obtained
20461 properly from linux.h
20462 * config/sparc/linux64.h: Likewise.
20463 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
20464 don't want this setting for 32-bit builds in a biarch compiler.
20465 * doc/install.texi: Add sparc-linux to list of targets
20466 supporting --enable-targets=all.
20468 2008-05-03 Andrew Pinski <pinskia@gmail.com>
20470 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
20472 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
20474 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
20475 after V4SI_FTYPE_V8HI.
20476 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
20477 case V4SI_FTYPE_V2DF.
20479 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
20481 * doc/invoke.texi (max-flow-memory-locations): Removed.
20482 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
20484 2008-05-03 Richard Guenther <rguenther@suse.de>
20486 PR middle-end/34973
20487 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
20489 2008-05-02 David S. Miller <davem@davemloft.net>
20491 * config.gcc (need_64bit_hwint): Document libcpp dependency.
20493 2008-05-02 Simon Baldwin <simonb@google.com>
20496 * c-common.h (warn_array_subscript_range): Removed.
20497 * c-common.c (warn_array_subscript_range): Ditto.
20498 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
20499 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
20501 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20503 * config/i386/i386.c (ix86_special_builtin_type): New.
20504 (bdesc_special_args): Likewise.
20505 (ix86_expand_special_args_builtin): Likewise.
20506 (ix86_init_mmx_sse_builtins): Updated.
20507 (ix86_expand_builtin): Updated.
20508 (ix86_expand_store_builtin): Removed.
20509 (ix86_expand_unop_builtin): Likewise.
20511 * config/i386/mm3dnow.h (__v2sf): Moved to ...
20512 * config/i386/mmintrin.h (__v2sf): Here.
20514 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
20516 (_mm_loadl_pi): Likewise.
20517 (_mm_storeh_pi): Replace __v2si with __v2sf.
20518 (_mm_storel_pi): Likewise.
20520 * doc/extend.texi: Correct __builtin_ia32_loadhps,
20521 __builtin_ia32_loadlps, __builtin_ia32_storehps,
20522 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
20523 __builtin_ia32_loadlpd.
20525 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
20527 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
20528 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
20529 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
20530 (ix86_init_mmx_sse_builtins): Updated.
20531 (ix86_expand_args_builtin): Likewise.
20532 (ix86_expand_builtin): Likewise.
20533 (ix86_expand_unop1_builtin): Renamed to ...
20534 (ix86_expand_unop_vec_merge_builtin): This.
20536 2008-05-01 Jan Hubicka <jh@suse.cz>
20539 * ipa-inline.c (inline_generate_summary): Make static.
20540 (inline_transform): Do not call inlining at -O0; make static.
20541 * passes.c (execute_todo): Add sanity check.
20542 (execute_one_ipa_transform_pass): Execute proper flags.
20544 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
20546 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
20547 (DECL_NONADDRESSABLE_P): Likewise.
20548 * alias.c (record_component_aliases): Fix comment.
20550 2008-05-01 Simon Baldwin <simonb@google.com>
20552 * c-common.h (warn_array_subscript_range): New function.
20553 * c-common.c (warn_array_subscript_range): Ditto.
20554 * tree-vrp.c (check_array_ref): Corrected code to agree with
20555 comment, ignoring only arrays of size 0 or size 1.
20556 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
20558 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20560 * config/i386/i386.c (ix86_builtin_type): Replace
20561 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
20562 (bdesc_args): Updated.
20563 (ix86_init_mmx_sse_builtins): Likewise.
20564 (ix86_expand_args_builtin): Likewise.
20566 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
20569 * doc/extend.texi: Correct __builtin_ia32_palignr.
20571 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20574 * config/i386/i386.c (bdesc_crc32): Removed.
20575 (ix86_expand_crc32): Likewise.
20576 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
20577 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
20578 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
20579 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
20580 UINT_FTYPE_UINT_UCHAR.
20581 (bdesc_args): Updated. Add crc32 builtins.
20582 (ix86_init_mmx_sse_builtins): Updated.
20583 (ix86_expand_args_builtin): Updated to support subreg.
20585 * doc/extend.texi: Correct __builtin_ia32_crc32di.
20587 2008-05-01 Jan Hubicka <jh@suse.cz>
20589 * tree-pass.h (opt_pass): Add IPA_PASS.
20590 (varpool_node, cgraph_node): Forward declare.
20591 (ipa_opt_pass): Define.
20592 (pass_ipa_inline): Turn into ipa_opt_pass.
20593 (pass_apply_inline): Remove.
20594 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
20595 (apply_inline): Turn into ....
20596 (inline_transform): ... this one.
20597 (inline_generate_summary): New function.
20598 (pass_apply_inline): Remove.
20599 * function.h (ipa_opt_pass): Forward declare structure; typedef;
20601 (struct function): Add ipa_transforms_to_apply.
20602 * passes.c (register_one_dump_file): Work on IPA_PASS.
20603 (init_optimization_passes): Remove pass_inline_parameters and
20605 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
20606 (execute_one_pass) ... here; apply transforms when possible.
20607 (add_ipa_transform_pass, execute_ipa_summary_asses,
20608 execute_one_ipa_transform_pass): New.
20609 (execute_ipa_pass_list): Update for IPA_PASS type.
20611 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20613 * config/i386/i386.c (ix86_builtin_type): Add
20614 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
20615 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
20616 (bdesc_args): Add SSE4a builtins.
20617 (ix86_init_mmx_sse_builtins): Updated.
20618 (ix86_expand_args_builtin): Likewise.
20619 (ix86_expand_builtin): Likewise.
20621 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
20623 * config/i386/i386.c (ix86_builtin_type): Add
20624 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
20625 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
20626 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
20627 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
20628 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
20629 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
20630 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
20631 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
20632 and DI_FTYPE_DI_DI_INT.
20633 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
20634 (ix86_init_mmx_sse_builtins): Updated.
20635 (ix86_expand_args_builtin): Likewise.
20636 (ix86_expand_builtin): Likewise.
20637 (ix86_expand_binop_imm_builtin): Removed.
20639 * doc/extend.texi: Correct __builtin_ia32_palignr128.
20641 2008-04-30 Richard Guenther <rguenther@suse.de>
20643 PR tree-optimization/32921
20644 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
20646 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
20648 * config/arm/arm.c (arm_unwind_emit): Use
20649 crtl->all_throwers_are_sibcalls instead of
20650 cfun->all_throwers_are_sibcalls.
20651 (arm_output_fn_unwind): Likewise.
20652 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
20653 instead of cfun->uses_pic_offset_table.
20654 (frv_expand_prologue): Likewise.
20655 (frv_frame_pointer_required): Likewise.
20656 (frv_expand_fdpic_call): Likewise.
20657 (frv_emit_movsi): Likewise.
20658 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
20659 cfun->returns_pcc_struct instead of
20660 current_function_returns_pcc_struct.
20661 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
20662 instead of cfun->calls_eh_return.
20663 (m32c_pushm_popm): Likewise.
20664 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
20665 "extern" declaration.
20667 2008-04-30 Richard Guenther <rguenther@suse.de>
20669 PR tree-optimization/21636
20670 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
20672 (evaluate_stmt): Print the likely value.
20673 (ccp_visit_stmt): Avoid excessive vertical spacing.
20675 2008-04-30 Rafael Espíndola <espindola@google.com>
20677 * builtins.c (fold_call_expr): Return realret.
20678 * tree-ssa-threadedge.c
20679 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
20680 __builtin_object_size.
20682 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
20684 * gcc.c (wrapper_string): New variable.
20685 (insert_wrapper): New function.
20686 (execute): New option -wrapper.
20687 * doc/invoke.texi (Overall Options): New driver option -wrapper.
20689 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
20691 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
20692 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
20693 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
20695 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
20696 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
20697 config/rs6000/e500crtres64gprctr.asm,
20698 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
20699 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
20700 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
20701 config/rs6000/e500crtsav64gprctr.asm,
20702 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
20703 config/rs6000/e500crtsavg64gprctr.asm: New files.
20704 * config/rs6000/t-ppccomm: Add build rules for new files.
20705 (LIB2FUNCS_STATIC_EXTRA): Add new files.
20706 * config/rs6000/t-netbsd: Add build rules for new files.
20707 (LIB2FUNCS_STATIC_EXTRA): New variable.
20708 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
20709 (CRTSAVRES_DEFAULT_SPEC): Likewise.
20710 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
20712 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
20714 * config/i386/i386.c (ix86_builtin_type): Add
20715 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
20716 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
20717 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
20718 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
20719 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
20720 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
20721 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
20722 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
20723 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
20724 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
20725 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
20726 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
20727 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
20728 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
20729 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
20730 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
20731 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
20732 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
20733 V1DI_FTYPE_V2SI_V2SI.
20734 (bdesc_2arg): Moved to ...
20735 (bdesc_args): Here.
20736 (ix86_init_mmx_sse_builtins): Updated.
20737 (ix86_expand_args_builtin): Updated. Take a pointer
20738 to const struct builtin_description. Handle comparison
20740 (ix86_expand_sse_compare): Take a new argument for swapping operands.
20741 (ix86_expand_builtin): Updated.
20743 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
20744 (ssse3_pmaddubsw128): This.
20745 (ssse3_pmaddubswv4hi3): Renamed to ...
20746 (ssse3_pmaddubsw): This.
20748 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
20749 (__builtin_ia32_packssdw128): Likewise.
20750 (__builtin_ia32_packuswb128): Likewise.
20751 (__builtin_ia32_pmaddubsw): Likewise.
20752 (__builtin_ia32_pmaddubsw128): Likewise.
20754 2008-04-30 Richard Guenther <rguenther@suse.de>
20756 PR tree-optimization/14847
20757 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
20758 (recognize_bits_test): Use it.
20759 (recognize_single_bit_test): Likewise.
20761 2008-04-30 Martin Jambor <mjambor@suse.cz>
20763 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
20764 instead of setting number of formal parameters to zero.
20765 (ipcp_init_stage): Do not set the number of actual parameters to zero
20767 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
20768 which are called with variable number of arguments.
20769 (ipcp_insert_stage): Explicitely skipping all nodes which are
20770 called with variable number of arguments.
20771 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
20772 number of parameters.
20774 * ipa-prop.h (struct ipa_node_params): Added flag
20775 called_with_var_arguments
20776 (ipa_set_param_count): Added. Changed sole setter to use it.
20777 (ipa_get_param_count): Added. All readers of param_count
20778 converted to use it instead.
20779 (ipa_set_called_with_variable_arg): Added.
20780 (ipa_is_called_with_var_arguments): Added.
20781 (ipa_get_ith_param): Added. All readers of param_decls converted
20783 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20785 (ipa_get_cs_argument_count): Added, all readers of argument_count
20787 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20790 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20791 (struct ipcp_lattice): Renamed cval_type to type
20792 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20794 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20795 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20796 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20797 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20798 (build_const_val): Changed the type of parameter cvalue to tree
20799 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20800 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20802 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20805 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20806 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20807 (ipa_add_method): Renamed to ipa_push_func_to_list
20808 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20809 (ipa_callsite_param_count): Removed.
20810 (ipa_callsite_param_count_set): Removed.
20811 (ipa_callsite_param): Removed.
20812 (ipa_callsite_callee): Removed.
20813 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20814 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20815 (ipa_method_formal_count): Removed.
20816 (ipa_method_formal_count_set): Removed.
20817 (ipa_method_get_tree): Removed.
20818 (ipa_method_tree_map_create): Removed.
20819 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20820 (ipa_create_param_decls_array): Creates the array itself
20821 (ipa_create_param_decls_array): Temporary variable info instead of
20822 a few dereferences.
20823 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20824 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20825 (get_type): Removed.
20826 (ipa_jf_get_info_type): Removed.
20827 (ipa_node_create): Renamed to ipa_create_node_params
20828 (ipa_free): Renamed to ipa_free_all_node_params
20829 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20830 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20831 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20832 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20833 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20834 ipa_free_all_edge_args
20835 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20836 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20837 (ipa_create_methodlist_node): Removed.
20838 (ipa_methodlist_method): Removed.
20839 (ipa_methodlist_method_set): Removed.
20840 (ipa_methodlist_next_method): Removed.
20841 (ipa_methodlist_next_method_set): Removed.
20842 (ipa_method_is_modified): Removed.
20843 (ipa_method_modify_create): Removed.
20844 (ipa_method_modify_init): Temporary variable info instead of a few
20846 (ipa_detect_param_modifications): Temporary variable info instead of
20847 a few dereferences.
20848 (ipa_compute_jump_functions): Temporary variable info instead of
20849 a few dereferences.
20850 (ipa_method_modify_set): Removed.
20851 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20852 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20853 than craph_node as the first parameter.
20854 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20855 (ipa_method_modify_init): Removed.
20856 (ipa_compute_jump_functions): Added a temp variable instead of
20857 repeatadly dereferencing the cgraph_edge.aux pointer
20858 (ipa_callsite_param_set_type): Removed.
20859 (ipa_compute_jump_functions): i renamed to index and moved to
20861 (ipa_callsite_param_set_info_type_formal): Removed.
20862 (ipa_callsite_param_set_info_type): Removed.
20863 (ipa_callsite_param_map_create): Removed.
20864 (ipa_callsite_tree): Removed.
20865 (ipa_callsite_caller): Removed.
20866 (ipa_pop_func_from_list): return_method removed to return_func
20868 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20869 prefixed all values with IPA_. Changed all users.
20870 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20871 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20872 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20873 (union parameter_info): Renamed to jump_func_value.
20874 (union jump_func_value): Renamed value to constant
20875 (struct ipa_jump_func): Renamed info_type to value
20876 (struct ipa_node): Renamed to ipa_node_params
20877 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20878 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20879 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20880 (struct ipa_edge): Renamed to ipa_edge_args
20881 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20882 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20883 (struct ipa_methodlist): Renamed to ipa_func_list
20884 (struct ipa_func_list): method_p renamed to node, next_method
20886 (ipa_methodlist_p): Removed, switched all users to struct pointer
20887 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20889 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20891 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20892 (rs6000_emit_epilogue): Use backchain to restore only when we
20893 have a large frame. Make use of frame pointer to restore if we
20894 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20896 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20898 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20899 Add mode to zero_extract.
20900 (sign bit tests peepholes): (Ditto.).
20902 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20904 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20905 Instructions in comments with SSE3.
20906 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20907 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20908 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20909 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20910 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20911 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20912 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20913 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20914 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20915 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20916 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20917 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20918 (bdesc_sse_args): Renamed to ...
20919 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20920 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20921 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20922 IX86_BUILTIN_FABSQ.
20923 (bdesc_1arg): Moved to ...
20924 (bdesc_args): Here.
20925 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20926 Instructions in comments with SSE3.
20927 (ix86_expand_sse_operands_builtin): Renamed to ...
20928 (ix86_expand_args_builtin): This. Updated.
20929 (ix86_expand_unop1_builtin): Update comments.
20930 (ix86_expand_builtin): Updated.
20932 2008-04-29 Richard Guenther <rguenther@suse.de>
20934 PR tree-optimization/36078
20935 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20936 Update virtual SSA form after cleaning up the CFG.
20938 2008-04-29 Richard Guenther <rguenther@suse.de>
20940 PR middle-end/15255
20941 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20943 2008-04-29 Richard Guenther <rguenther@suse.de>
20945 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20946 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20947 (compute_flow_insensitive_aliasing): Do not treat
20948 PTR_IS_REF_ALL pointers special.
20949 (get_smt_for): Likewise.
20950 (may_alias_p): Re-structure.
20951 (is_escape_site): A ref-all pointer conversion is not an escape site.
20952 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20953 PTR_IS_REF_ALL pointers special.
20954 * tree-ssa-structalias.h (struct alias_info): Remove
20955 ref_all_symbol_mem_tag field.
20956 (PTR_IS_REF_ALL): Remove.
20958 2008-04-29 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/36077
20961 * fold-const.c (extract_muldiv_1): In combining division constants
20962 make sure to never overflow.
20964 2008-04-29 Nick Clifton <nickc@redhat.com>
20966 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20968 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20971 * optc-gen.awk: Work around HP-UX/IA awk bug.
20973 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20975 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20978 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20981 * config/i386/i386.md
20982 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20983 Change operand 1 predicate to nonimmediate_operand.
20985 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20988 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20990 * gengtype.c (walk_type, write_func_for_structure): Handle
20992 * doc/gty.texi: Document chain_circular.
20994 2008-04-28 Richard Guenther <rguenther@suse.de>
20996 PR tree-optimization/36066
20997 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
21000 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
21003 * config/i386/i386.md
21004 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
21005 Use match_scratch instead of match_operand for operands 3 and 4.
21007 2008-04-27 Richard Guenther <rguenther@suse.de>
21009 PR tree-optimization/18754
21010 PR tree-optimization/34223
21011 * tree-pass.h (pass_complete_unrolli): Declare.
21012 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
21013 loop size before and after unconditionally of UL_NO_GROWTH in effect.
21014 Rewrite loop into loop closed SSA form if it is not already.
21015 (tree_unroll_loops_completely): Re-structure to iterate over
21016 innermost loops with intermediate CFG cleanups.
21017 Unroll outermost loops only if requested or the code does not grow
21019 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
21020 loops are available.
21021 (tree_vectorize): Instead do so here.
21022 (tree_complete_unroll): Also unroll outermost loops.
21023 (tree_complete_unroll_inner): New function.
21024 (gate_tree_complete_unroll_inner): Likewise.
21025 (pass_complete_unrolli): New pass.
21026 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
21027 uses outside of the loop.
21028 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
21029 form if it is available.
21030 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
21031 * passes.c (init_optimization_passes): Schedule complete inner
21032 loop unrolling pass before the first CCP pass after final inlining.
21034 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
21036 * targhooks.h (default_emutls_var_fields,
21037 default_emutls_var_init): Declare.
21038 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
21039 * target.h (struct gcc_target): Add struct emutls member.
21040 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
21041 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
21042 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
21043 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
21044 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
21045 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
21046 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
21047 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
21048 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
21049 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
21050 emit debug information.
21051 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
21052 * varasm.c: Include targhooks.h.
21053 (emutls_object_section, emutls_tmpl_section): New.
21054 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
21055 (EMUTLS_SEPARATOR): New.
21056 (prefix_name): New.
21057 (get_emutls_object_name): New.
21058 (default_emutls_var_fields): New, broken out of ...
21059 (get_emutls_object_type): ... here. Adjust to use target hooks.
21060 (get_emutls_init_templ_addr): Adjust to use target hooks.
21061 (emutls_decl): Adjust to use target hooks.
21062 (emutls_finish): Likewise.
21063 (default_emutls_var_init): New, broken out of ...
21064 (assemble_variable): ... here. Adjust to use target hooks.
21065 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
21066 SECCAT_EMUTLS_TMPL.
21067 * c-common.c (handle_section_attribute): Prevent overriding
21068 sections for emulated tls with special sections.
21069 * config/i386/i386.c (x86_64_elf_select_section): Add
21070 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
21071 (x86_64_elf_unique_section): Likewise.
21072 * config/vxworks.c: Include tree.h.
21073 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
21074 (vxworks_override_options): Set TLS scheme.
21075 * doc/tm.texi (Emulated TLS): New node.
21077 2008-04-26 Simon Baldwin <simonb@google.com>
21080 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
21081 with propagated string constants.
21083 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
21085 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
21086 constraint for operand 2 when operand 0 is memory operand.
21087 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
21088 operand 0 is memory operand.
21089 (fix_trunc<mode>_i387_with_temp): Ditto.
21090 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
21091 operand 2 when operand 1 is memory operand.
21092 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
21093 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
21094 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
21095 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
21096 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
21097 operands 2,3 and 4 when operand 1 is memory operand.
21098 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
21100 (fistdi2_floor_with_temp): Ditto.
21101 (fist<mode>2_floor_with_temp): Ditto.
21102 (fistdi2_ceil_with_temp): Ditto.
21103 (fist<mode>2_ceil_with_temp): Ditto.
21104 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
21106 2008-04-26 David Daney <ddaney@avtrex.com>
21108 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
21110 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
21111 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
21112 UNSPEC_UPDATE_GOT_VERSION): Renumber.
21113 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
21114 (compare_and_swap_12): New insn.
21115 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
21116 * config/mips/mips.c (mips_force_binary): New function.
21117 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
21118 (mips_expand_compare_and_swap_12): New function.
21119 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
21121 2008-04-25 Jan Hubicka <jh@suse.cz>
21124 * cfgexpand.c (pass_expand): Turn into RTL pass.
21125 * passes.c (execute_one_pass): Do pass typechecking after execution.
21126 * tree-pass.h (pass_expand): Turn into RTL pass.
21128 * function.h (struct rtl_data): Move here fields
21129 accesses_prior_frames, calls_eh_return, saves_all_registers,
21130 has_nonlocal_goto, has_asm_statement, is_thunk,
21131 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
21132 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
21133 arg_pointer_save_area_init from struct function; turn into bool.
21134 (struct function): Move
21135 calls_eh_return, saves_all_registers, has_nonlocal_goto,
21136 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
21137 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
21138 tail_call_emit, arg_pointer_save_area_init
21139 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
21140 (current_function_returns_struct, current_function_returns_pcc_struct,
21141 current_function_calls_setjmp, current_function_calls_alloca,
21142 current_function_accesses_prior_frames,
21143 current_function_calls_eh_return, current_function_is_thunk,
21144 current_function_stdarg, current_function_profile,
21145 current_function_limit_stack, current_function_uses_pic_offset_table,
21146 current_function_uses_const_pool, current_function_has_nonlocal_label,
21147 current_function_saves_all_registers,
21148 current_function_has_nonlocal_goto,
21149 current_function_has_asm_statement): Remove accesor macros.
21150 * ra-conflict.c (global_conflicts): Update.
21151 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
21152 (suitable_for_tail_call_opt_p): Update.
21153 * builtins.c (expand_builtin_return_addr): Update.
21154 (expand_builtin_setjmp_setup): Update.
21155 (expand_builtin_nonlocal_goto): Update.
21156 * final.c (final_start_function): Update.
21157 (profile_function): Update.
21158 (leaf_function_p): Update.
21159 (only_leaf_regs_used): Update.
21160 * df-scan.c (df_get_exit_block_use_set): Update.
21161 * dojump.c (clear_pending_stack_adjust): Update.
21162 * tree-stdarg.c (gate_optimize_stdarg): Update.
21163 * gimple-low.c (lower_function_body): Update.
21164 * global.c (compute_regsets): Update.
21165 (global_alloc): Update.
21166 * dwarf2out.c (dwarf2out_begin_prologue): Update.
21167 * expr.c (expand_assignment): Update.
21168 * dse.c (dse_step0): Update.
21169 (dse_step1): Update.
21170 * c-decl.c (store_parm_decls): Update.
21171 * local-alloc.c (combine_regs): Update.
21172 (find_free_reg): Update.
21173 * function.c (assign_parms_augmented_arg_list): Update.
21174 (assign_parm_find_data_types): Update.
21175 (assign_parms): Update.
21176 (allocate_struct_function): Update.
21177 (expand_function_start): Update.
21178 (expand_function_end): Update.
21179 (get_arg_pointer_save_area): Update.
21180 (thread_prologue_and_epilogue_insns): Update.
21181 (rest_of_match_asm_constraints): Update.
21182 * stor-layout.c (variable_size): Update.
21183 * gcse.c (gcse_main): Update.
21184 (bypass_jumps): Update.
21185 * gimplify.c (gimplify_function_tree): Update.
21186 * calls.c (emit_call_1): Update.
21187 (expand_call): Update.
21188 * bt-load.c (compute_defs_uses_and_gen): Update.
21189 * except.c (sjlj_assign_call_site_values): Update.
21190 (sjlj_emit_function_enter): Update.
21191 (can_throw_external): Update.
21192 (set_nothrow_function_flags): Update.
21193 (expand_builtin_unwind_init): Update.
21194 (expand_eh_return): Update.
21195 (convert_to_eh_region_ranges): Update.
21196 (output_function_exception_table): Update.
21197 * emit-rtl.c (gen_tmp_stack_mem): Update.
21198 * cfgexpand.c (expand_used_vars): Update.
21199 (tree_expand_cfg): Update.
21200 * cfgcleanup.c (rest_of_handle_jump): Update.
21201 * explow.c (allocate_dynamic_stack_space): Update.
21202 * varasm.c (assemble_start_function): Update.
21203 (force_const_mem): Update.
21204 (mark_constant_pool): Update.
21205 * tree-optimize.c (tree_rest_of_compilation): Update.
21206 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
21207 * tree-cfg.c (notice_special_calls): Update.
21208 (is_ctrl_altering_stmt): Update.
21209 (tree_can_make_abnormal_goto): Update.
21210 (tree_purge_dead_abnormal_call_edges): Update.
21211 * config/alpha/predicates.md: Update.
21212 * config/alpha/alpha.c (alpha_sa_mask): Update.
21213 (alpha_sa_size): Update.
21214 (alpha_does_function_need_gp): Update.
21215 (alpha_expand_prologue): Update.
21216 (alpha_start_function): Update.
21217 (alpha_output_function_end_prologue): Update.
21218 (alpha_expand_epilogue): Update.
21219 * config/frv/frv.c (frv_stack_info): Update.
21220 (frv_expand_epilogue): Update.
21221 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
21222 (s390_register_info): Update.
21223 (s390_frame_info): Update.
21224 (s390_init_frame_layout): Update.
21225 (s390_can_eliminate): Update.
21226 (save_gprs): Update.
21227 * config/spu/spu.c (spu_split_immediate): Update.
21228 (need_to_save_reg): Update.
21229 (spu_expand_prologue): Update.
21230 (spu_expand_epilogue): Update.
21231 * config/sparc/sparc.md: Update.
21232 * config/sparc/sparc.c (eligible_for_return_delay): Update.
21233 (sparc_tls_got): Update.
21234 (legitimize_pic_address): Update.
21235 (sparc_emit_call_insn): Update.
21236 (sparc_expand_prologue): Update.
21237 (output_return): Update.
21238 (print_operand): Update.
21239 (sparc_function_ok_for_sibcall): Update.
21240 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
21241 * config/m32r/m32r.md: Update.
21242 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
21243 (m32r_compute_frame_size): Update.
21244 (m32r_expand_prologue): Update.
21245 (m32r_expand_epilogue): Update.
21246 (m32r_legitimize_pic_address): Update.
21247 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
21248 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21249 * config/i386/i386.c (ix86_frame_pointer_required): Update.
21250 (gen_push): Update.
21251 (ix86_save_reg): Update.
21252 (ix86_compute_frame_layout): Update.
21253 (ix86_expand_prologue): Update.
21254 (ix86_expand_epilogue): Update.
21255 * config/sh/sh.c (output_stack_adjust): Update.
21256 (calc_live_regs): Update.
21257 (sh5_schedule_saves): Update.
21258 (sh_expand_prologue): Update.
21259 (sh_expand_epilogue): Update.
21260 (sh_setup_incoming_varargs): Update.
21261 (sh_allocate_initial_value): Update.
21262 (sh_get_pr_initial_val): Update.
21263 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
21264 * config/sh/sh.md (label:): Update.
21265 * config/avr/avr.c (out_movhi_mr_r): Update.
21266 * config/crx/crx.h (enum): Update.
21267 * config/xtensa/xtensa.h (along): Update.
21268 * config/stormy16/stormy16.c Update.
21269 (xstormy16_compute_stack_layout): Update.
21270 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
21271 (fr30_expand_prologue): Update.
21272 * config/cris/cris.c (cris_conditional_register_usage): Update.
21273 (cris_reg_saved_in_regsave_area): Update.
21274 (cris_initial_frame_pointer_offset): Update.
21275 (cris_simple_epilogue): Update.
21276 (cris_expand_prologue): Update.
21277 (cris_expand_epilogue): Update.
21278 (cris_expand_pic_call_address): Update.
21279 (cris_asm_output_symbol_ref): Update.
21280 (cris_asm_output_label_ref): Update.
21281 * config/cris/cris.md Update.
21282 * config/iq2000/iq2000.c (compute_frame_size): Update.
21283 (iq2000_expand_epilogue): Update.
21284 * config/mt/mt.h (save_direction): Update.
21285 * config/mn10300/mn10300.c (mn10300_function_value): Update.
21286 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21287 (ia64_secondary_reload_class): Update.
21288 * config/m68k/m68k.c (m68k_save_reg): Update.
21289 (m68k_expand_prologue): Update.
21290 (m68k_expand_epilogue): Update.
21291 (legitimize_pic_address): Update.
21292 * config/rs6000/rs6000.c (rs6000_got_register): Update.
21293 (first_reg_to_save): Update.
21294 (first_altivec_reg_to_save): Update.
21295 (compute_vrsave_mask): Update.
21296 (compute_save_world_info): Update.
21297 (rs6000_stack_info): Update.
21298 (spe_func_has_64bit_regs_p): Update.
21299 (rs6000_ra_ever_killed): Update.
21300 (rs6000_emit_eh_reg_restore): Update.
21301 (rs6000_emit_allocate_stack): Update.
21302 (rs6000_emit_prologue): Update.
21303 (rs6000_emit_epilogue): Update.
21304 (rs6000_output_function_epilogue): Update.
21305 (output_profile_hook): Update.
21306 (rs6000_elf_declare_function_name): Update.
21307 * config/rs6000/rs6000.h (rs6000_args): Update.
21308 * config/rs6000/rs6000.md: Update.
21309 * config/mcore/mcore.c (mcore_expand_prolog): Update.
21310 * config/arc/arc.c (arc_output_function_epilogue): Update.
21311 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
21312 * config/darwin.c (machopic_function_base_name): Update.
21313 * config/score/score3.c (score3_compute_frame_size): Update.
21316 (score3_epilogue): Update.
21317 * config/score/score7.c (score7_compute_frame_size): Update.
21318 (score7_prologue): Update.
21319 (score7_epilogue): Update.
21320 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
21321 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
21322 * config/arm/arm.c (use_return_insn): Update.
21323 (require_pic_register): Update.
21324 (arm_load_pic_register): Update.
21325 (arm_compute_save_reg0_reg12_mask): Update.
21326 (arm_compute_save_reg_mask): Update.
21327 (thumb1_compute_save_reg_mask): Update.
21328 (output_return_instruction): Update.
21329 (arm_output_function_prologue): Update.
21330 (arm_output_epilogue): Update.
21331 (arm_get_frame_offsets): Update.
21332 (arm_expand_prologue): Update.
21333 (thumb_pushpop): Update.
21334 (thumb_exit): Update.
21335 (thumb1_expand_prologue): Update.
21336 (thumb1_expand_epilogue): Update.
21337 (arm_unwind_emit): Update.
21338 (arm_output_fn_unwind): Update.
21339 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
21340 * config/arm/arm.md: Update.
21341 * config/pa/pa.md: Update.
21342 * config/pa/pa.c (legitimize_pic_address): Update.
21343 (compute_frame_size): Update.
21344 (hppa_expand_prologue): Update.
21345 (hppa_expand_epilogue): Update.
21346 (borx_reg_operand): Update.
21347 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
21348 (HARD_REGNO_RENAME_OK): Update.
21349 * config/mips/mips.c (mips_global_pointer): Update.
21350 (mips_save_reg_p): Update.
21351 (mips_compute_frame_info): Update.
21352 (mips_frame_pointer_required): Update.
21353 (mips_expand_prologue): Update.
21354 (mips_expand_epilogue): Update.
21355 (mips_can_use_return_insn): Update.
21356 (mips_reorg_process_insns): Update.
21357 * config/v850/v850.c (compute_register_save_size): Update.
21358 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
21359 * config/mmix/mmix.c (along): Update.
21360 (mmix_expand_epilogue): Update.
21361 * config/bfin/bfin.c (legitimize_pic_address): Update.
21362 (must_save_p): Update.
21363 (stack_frame_needed_p): Update.
21364 (add_to_reg): Update.
21365 (bfin_expand_prologue): Update.
21366 * stmt.c (expand_asm_operands): Update.
21367 * reload1.c (reload): Update.
21368 (init_elim_table): Update.
21370 2008-04-25 Bob Wilson <bob.wilson@acm.org>
21372 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
21374 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
21376 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
21377 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
21378 (mov<mode>): Removed.
21379 (*movv4sf_internal): Likewise.
21380 (*movv2df_internal): Likewise.
21382 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
21384 * config.gcc (crx-*-elf): Remove deprecation.
21386 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
21388 * config/i386/cygming-crtend.c (register_frame_ctor): Register
21389 __gcc_deregister_frame with atexit.
21390 (deregister_frame_dtor): Remove.
21392 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
21393 Nathan Sidwell <nathan@codesourcery.com>
21395 * config/rs6000/rs6000.opt (mspe): Remove Var property.
21397 * config/rs6000/rs6000.h (rs6000_spe): Declare.
21398 (rs6000_isel): Likewise.
21399 * config/rs6000/rs6000.c (rs6000_spe): New variable.
21400 (rs6000_isel): New variable.
21401 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
21403 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21406 * c-common.c (handle_vector_size_attribute): Call
21407 lang_hooks.types.reconstruct_complex_type instead of
21408 reconstruct_complex_type.
21409 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
21410 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
21411 * langhooks.h (struct lang_hooks_for_types): Add
21412 reconstruct_complex_type hook.
21413 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
21414 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
21416 2008-04-24 Richard Guenther <rguenther@suse.de>
21418 * c-common.h (check_builtin_function_arguments): Declare.
21419 * c-common.c (validate_nargs): New function.
21420 (check_builtin_function_arguments): Likewise.
21421 * c-typeck.c (build_function_call): Call
21422 check_builtin_function_arguments.
21423 * builtins.c (fold_builtin_classify): Remove error reporting code.
21424 (fold_builtin_unordered_cmp): Likewise.
21425 (fold_builtin_1): Likewise.
21426 (fold_builtin_n): Likewise.
21428 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21430 PR tree-optimization/36008
21431 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
21432 the original op1, rather than delta by step.
21434 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
21435 Sebastian Pop <sebastian.pop@amd.com>
21437 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
21438 eliminate_local_variables_stmt, eliminate_local_variables,
21439 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
21440 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
21441 of code delimited by two edges in the CFG.
21442 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
21443 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
21444 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
21445 the case of parallelisation of reductions.
21446 (expr_invariant_in_region_p): New.
21448 * tree-flow.h (gather_blocks_in_sese_region): Declared.
21449 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
21451 2008-04-24 Ira Rosen <irar@il.ibm.com>
21452 Richard Guenther <rguenther@suse.de>
21454 PR tree-optimization/36034
21455 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
21456 incapable of dealing with loads with gaps.
21458 2008-04-24 Rafael Espíndola <espindola@google.com>
21460 * tree-flow.h (vrp_evaluate_conditional): Change signature.
21461 * tree-ssa-propagate.c (fold_predicate_in): Update call to
21462 vrp_evaluate_conditional.
21463 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
21464 (vrp_evaluate_conditional): Split the cond argument.
21465 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
21466 (simplify_stmt_for_jump_threading): Update call to
21467 vrp_evaluate_conditional.
21469 2008-04-24 Ira Rosen <irar@il.ibm.com>
21471 PR tree-optimization/35982
21472 * tree-vect-analyze.c (vect_check_interleaving): Check that the
21473 interleaved data-refs are of the same type.
21475 2008-04-24 Danny Smith <dannysmith@users.net>
21477 * c-format.c (check_format_info_main): Use strncmp rather than a
21478 magic prefix to handle multichar length specs.
21479 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
21480 Don't prefix "I64" and "I32" with '\0'.
21482 2008-04-24 Jakub Jelinek <jakub@redhat.com>
21485 * config/i386/i386.c (init_cumulative_args): Don't pass anything
21486 in registers for -m32 only if stdarg_p (fntype).
21488 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
21490 PR rtl-optimization/36006
21491 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
21492 temp to op0 in order to avoid invalid rtx sharing.
21494 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
21496 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
21497 check TREE_INVARIANT.
21498 * tree-gimple.c (is_gimple_address): New.
21499 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
21500 * tree-gimple.h (is_gimple_address): New.
21501 * tree.h (decl_address_invariant_p): New.
21502 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
21503 (build_string): Likewise.
21504 (decl_address_invariant_p): New, from is_gimple_invariant_address.
21505 (tree_invariant_p_1): Likewise.
21506 (save_expr): Use it.
21507 (tree_invariant_p): New.
21508 (skip_simple_arithmetic): Use it.
21509 (stabilize_reference_1): Use it.
21510 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
21512 (build1_stat): Drop code to compute TREE_INVARIANT.
21513 (build2_stat): Drop code to compute TREE_INVARIANT.
21514 (build3_stat): Drop code to compute TREE_INVARIANT.
21515 (build4_stat): Drop code to compute TREE_INVARIANT.
21516 (build5_stat): Drop code to compute TREE_INVARIANT.
21517 (build7_stat): Drop code to compute TREE_INVARIANT.
21518 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
21519 * tree.h (struct tree_base): Remove invariant_flag.
21520 (TREE_INVARIANT): Remove.
21521 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
21522 (fold_builtin_expect): Check TREE_CONSTANT.
21523 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
21524 * c-tree.h (c_expr_to_decl): Drop third parameter.
21525 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
21526 (build_c_cast): Don't set TREE_INVARIANT.
21527 (pop_init_level): Don't set TREE_INVARIANT.
21528 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
21529 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
21531 (gimplify_init_constructor): Don't set TREE_INVARIANT.
21532 (gimplify_addr_expr): Adjust comment.
21533 * tree-mudflap.c (mf_build_string):
21534 * print-tree.c (print_node): Don't print TREE_INVARIANT.
21535 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
21536 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
21537 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
21538 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
21539 * langhooks.h (struct lang_hooks): Drop third parameter from
21542 2008-04-23 Richard Guenther <rguenther@suse.de>
21544 PR tree-optimization/27799
21545 PR tree-optimization/32921
21546 PR tree-optimization/32624
21547 * tree-ssa-structalias.c (merge_smts_into): Only merge the
21548 SMTs aliases and the tag itself into the solution.
21549 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
21550 merge the points-to solution back into the SMT aliases.
21551 (may_alias_p): Use alias_set_subset_of instead of
21552 aliases_conflict_p. A pointer which points to
21553 memory with alias set zero may access any variable.
21555 2008-04-23 Richard Guenther <rguenther@suse.de>
21557 * alias.c (alias_set_subset_of): Correctly handle asking
21558 if zero is a subset of an alias set with zero child.
21559 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
21560 (compute_flow_insensitive_aliasing): Correctly walk all
21561 pointers. Do not unnecessarily union sets.
21563 2008-04-23 Richard Guenther <rguenther@suse.de>
21565 PR middle-end/36021
21566 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
21568 2008-04-22 Tomas Bily <tbily@suse.cz>
21570 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
21572 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
21574 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
21575 * tree-ssa-structalias.c (get_constraint_for): Likewise.
21576 * tree-inline.c (estimate_num_insns_1): Likewise.
21577 * varasm.c (const_hash_1, compare_constant, copy_constant)
21578 (compute_reloc_for_constant, output_addressed_constants): Likewise.
21579 * emit-rtl.c (component_ref_for_mem_expr)
21580 (set_mem_attributes_minus_bitpos): Likewise.
21581 * expr.c (highest_pow2_factor, expand_expr_real_1)
21582 (is_aligning_offset): Likewise.
21583 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
21584 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
21585 * dojump.c (do_jump): Likewise.
21586 * builtins.c (get_pointer_alignment, get_memory_rtx)
21587 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
21588 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
21590 2008-04-23 Jakub Jelinek <jakub@redhat.com>
21592 PR rtl-optimization/36017
21593 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
21594 expanding the library call.
21596 2008-04-22 Ian Lance Taylor <iant@google.com>
21598 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
21599 than size_in_bytes.
21601 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
21603 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
21604 of LR/CTR moves for Power6.
21606 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21608 PR middle-end/36003
21609 * passes.c (init_optimization_passes): Remove
21610 pass_fast_rtl_byte_dce.
21612 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
21615 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
21616 builtin functions to generate faster code.
21617 (_mm_cvtpu16_ps): Ditto.
21618 (_mm_cvtpi32x2_ps): Ditto.
21620 2008-04-22 Nick Clifton <nickc@redhat.com>
21622 * common.opt (ftree-loop-distribution): Add Optimization
21625 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
21626 (frv_expand_builtin_va_start): Likewise.
21628 * config/arm/arm.c (thumb_find_work_register): Fix location of
21629 argument register count.
21631 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21633 Support scheduling for ColdFire V1 and V3 microarchitecture.
21634 Improve scheduling of multiplication instructions.
21636 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
21637 (mac): New instruction attribute.
21638 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
21639 (m68k_sched_mac): New variable.
21640 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
21641 Handle cfv1 and cfv3.
21642 (max_insn_size): New static variable.
21643 (struct _sched_ib): New type.
21644 (sched_ib): New static variable.
21645 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
21646 to fields of 'struct _sched_ib sched_ib'. Update all uses.
21647 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
21649 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
21650 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
21651 new variables. Update.
21652 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
21653 Add modeling of cfv3 instruction buffer. Update.
21654 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
21655 * config/m68k/m68k.h (TUNE_CFV3): New macro.
21656 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
21657 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
21658 a particular reservation applies to.
21659 (type2): Reorganize attribute values. Rename alu to alu_reg,
21660 alu_l to alu, move_l to omove. Join move to alu. Split mul
21661 to mul_l and mul_w.
21662 (cf_ib_*): Simplify description of instruction buffer.
21663 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
21664 (cf_mem): Split into cf_mem1 and cf_mem2.
21665 (cf_v2_move_??): Rename to cfv12_alu_??.
21666 (cf_v2_move_l_??): Rename to cfv12_omove_??.
21667 (cf_v2_mul_??): Remove reservations.
21668 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
21669 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
21670 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
21672 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
21673 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
21674 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
21675 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
21676 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
21677 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
21678 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
21679 expansions of the above reservations for instructions of sizes
21682 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
21684 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
21686 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
21688 * coverage.c: Include tree-pass.h.
21689 (coverage_counter_alloc): Print da_file_name to the dump file.
21691 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
21693 * sbitmap.c (sbitmap_range_empty_p): New function.
21694 * sbitmap.h (sbitmap_range_empty_p): New function.
21695 * bitmap.h: Now includes obstack.h.
21697 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
21698 Kenneth Zadeck <zadeck@naturalbridge.com>
21700 * dbgcnt.def (ra_byte_scan): Added.
21701 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
21702 when the last hit happens for a counter.
21703 * timevar.def (TV_DF_BYTE_LR): New variable.
21704 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
21705 * passes.c (pass_fast_rtl_byte_dce): New pass.
21706 * fwprop.c (update_df): Added mode to call df_ref_create.
21707 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21708 DF_REF_EXTRACT_OFFSET.
21709 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
21710 DF_BYTE_LR_OUT, df_byte_lr): New macro.
21712 (df_ref_extract): Added mode field.
21713 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
21714 DF_REF_EXTRACT_OFFSET.
21715 (DF_REF_EXTRACT_MODE): New macro.
21716 (df_byte_lr_bb_info): New structure.
21717 (df_print_byte_regset, df_compute_accessed_bytes,
21718 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
21719 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
21720 df_byte_lr_simulate_uses,
21721 df_byte_lr_simulate_artificial_refs_at_top,
21722 df_byte_lr_simulate_artificial_refs_at_end,
21723 df_compute_accessed_bytes): New function.
21724 (df_ref_create): Add parameter.
21725 (df_byte_lr_get_bb_info): New inline function.
21726 * df-scan.c (df_ref_record, df_uses_record,
21727 df_ref_create_structure): Added mode parameter.
21728 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
21729 df_defs_record, df_uses_record, df_get_conditional_uses,
21730 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
21731 df_entry_block_defs_collect, df_exit_block_uses_collect):
21732 Added mode parameter to calls to df_ref_record, df_uses_record,
21733 df_ref_create_structure.
21734 (df_ref_equal_p, df_ref_compare): Added test for modes.
21735 (df_ref_create_structure): Added code to set mode. Renamed
21736 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
21737 DF_REF_EXTRACT_OFFSET.
21738 * df-core.c (df_print_byte_regset): New function.
21739 * df-byte-scan.c: New file.
21740 * df-problems.c (df_rd_transfer_function): Removed unnecessary
21741 calls to BITMAP_FREE.
21742 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
21743 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
21744 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
21745 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
21746 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
21747 df_byte_lr_local_compute, df_byte_lr_init,
21748 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
21749 df_byte_lr_transfer_function, df_byte_lr_free,
21750 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
21751 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
21752 df_byte_lr_simulate_uses,
21753 df_byte_lr_simulate_artificial_refs_at_top,
21754 df_byte_lr_simulate_artificial_refs_at_end): New function.
21755 * dce.c (byte_dce_process_block): New function.
21756 (dce_process_block): au is now passed in rather than computed
21757 locally. Changed loops that look at artificial defs to not look
21758 for conditional or partial ones, because there never are any.
21759 (fast_dce): Now is able to drive byte_dce_process_block or
21760 dce_process_block depending on the kind of dce being done.
21761 (rest_of_handle_fast_dce): Add parameter to fast_dce.
21762 (rest_of_handle_fast_byte_dce): New function.
21763 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
21764 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
21766 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
21769 * gcc.h: Added fortran options that take arguments to
21770 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
21773 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
21775 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
21776 scalarization if on the LHS and not a full access.
21778 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21780 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
21782 2008-04-18 Rafael Espíndola <espindola@google.com>
21784 * tree-vrp.c (find_case_label_index): Fix the binary search.
21785 (find_case_label_range): New.
21786 (vrp_visit_switch_stmt): Use find_case_label_range.
21787 (simplify_switch_using_ranges): Use find_case_label_range.
21789 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21791 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21792 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21794 2008-04-18 Tom Tromey <tromey@redhat.com>
21797 * doc/cpp.texi (Implementation-defined behavior): Mention
21800 2008-04-18 Ian Lance Taylor <iant@google.com>
21802 * fold-const.c (pointer_may_wrap_p): New static function.
21803 (fold_comparison): Add another test for pointer overflow. Use
21804 pointer_may_wrap_p to disable some false positives.
21806 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21808 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21809 (fname_as_string): Match updated cpp_interpret_string prototype.
21810 (fix_string_type): Support char16_t* and char32_t*.
21811 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21812 derivative) nodes. Register as builtin if C++0x.
21813 (c_parse_error): Support CPP_CHAR{16,32}.
21814 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21815 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21816 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21817 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21818 CTI_CHAR32_ARRAY_TYPE>: New elements.
21819 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21820 char32_type_node, signed_char32_type_node, char16_array_type_node,
21821 char32_array_type_node): New defines.
21822 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21823 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21824 (lex_string): Support CPP_STRING{16,32}, match updated
21825 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21826 (lex_charconst): Support CPP_CHAR{16,32}.
21827 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21828 and CPP_STRING{16,32}.
21830 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21833 * aclocal.m4: Regenerate.
21834 * configure: Regenerate.
21836 2008-04-18 Jan Hubicka <jh@suse.cz>
21838 * except.c (dw2_size_of_call_site_table,
21839 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21841 * cgraphbuild.c (build_cgraph_edges): Update.
21842 * tree-pass.h: Update comment.
21843 * final.c (leaf_function_p): Update.
21844 (leaf_renumber_regs): Update.
21845 (rest_of_clean_state): Update.
21846 * omp-low.c (expand_omp_parallel): Update.
21847 * ipa-reference.c (analyze_function): Update.
21848 * reorg.c (find_end_label): Update.
21849 (optimize_skip): Update.
21850 (fill_simple_delay_slots): Update.
21851 (fill_simple_delay_slots): Update.
21852 (make_return_insns): Update.
21853 (dbr_schedule): Update.
21854 * gimple-low.c (record_vars_into): Update.
21855 * cfgbuild.c (make_edges): Update.
21856 * function.c (assign_stack_local): Update.
21857 (assign_parm_adjust_stack_rtl): Update.
21858 (locate_and_pad_parm): Update.
21859 (allocate_struct_function): Do not initialize stack_alignment_needed
21860 and preferred_stack_boundary here.
21861 (stack_protect_prologue): Update.
21862 (stack_protect_epilogue): Update.
21863 (expand_function_start): Initialize stack_alignment_needed,
21864 preferred_stack_boundary and max_jumptable_ents.
21865 (expand_function_end): Update.
21866 (free_after_compilation): Do not NULLify epilogue_delay_list.
21867 * function.h (struct rtl_data): Add stack_protect_guard,
21868 stack_alignment_needed,
21869 preferred_stack_boundary, epilogue_delay_list.
21870 (struct function): Remove value_histograms, stack_alignment_needed,
21871 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21873 unexpanded_var_list, stack_protect_guard.
21874 (current_function_epilogue_delay_list): Remove.
21875 * ipa-type-escape.c (analyze_function): Update.
21876 * gimplify.c (pop_gimplify_context): Update comment.
21877 * calls.c (expand_call): Update.
21878 (emit_library_call_value_1): Update.
21879 * except.c (set_nothrow_function_flags): Update.
21880 * cfgexpand.c (get_decl_align_unit): Update.
21881 (create_stack_guard): Update.
21882 (estimated_stack_frame_size): Update.
21883 (expand_used_vars): Update.
21884 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21885 * explow.c (allocate_dynamic_stack_space): Update.
21886 * tree-ssa-live.c (remove_unused_locals): Update.
21887 * varasm.c (mark_constant_pool): Update.
21888 * tree-inline.c (remap_decls): Update.
21889 (initialize_cfun): Update.
21890 (declare_return_variable): Update.
21891 (inline_forbidden_p): Update.
21892 (expand_call_inline): Update.
21893 (declare_inline_vars): Update.
21894 (tree_function_versioning): Update.
21895 * tree-flow.h (value_histograms): New.
21896 (VALUE_HISTOGRAMS): New macro.
21897 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21899 * tree-cfg.c (set_bb_for_stmt): Update.
21900 (replace_by_duplicate_decl): Update.
21901 (move_block_to_fn): Update.
21902 (new_label_mapper): Update.
21903 (dump_function_to_file): Update.
21904 * ipa-struct-reorg.c (build_data_structure): Update.
21905 * cfgrtl.c (print_rtl_with_bb): Update.
21906 * reload1.c (reload): Update.
21908 * config/i386/i386.c (setup_incoming_varargs_64,
21909 ix86_compute_frame_layout): Update.
21910 * config/arc/arc.c (arc_output_function_epilogue): Update.
21912 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21914 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21915 for FreeBSD as well.
21916 * gthr-posix95.h: Likewise.
21918 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21920 PR rtl-optimization/35838
21921 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21922 out the byte offset of the first subreg.
21924 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21926 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21927 to split_ti instead of three separate calls with single member arrays.
21928 (subti3 splitter): Ditto.
21929 (adddi3 splitter): Ditto with split_di.
21930 (subdi3 splitter): Ditto.
21931 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21932 two separate calls with single member arrays. Swap match_dup
21933 operands 1 and 2 to better fit into the array.
21934 (negdi2 splitter): Ditto with split_di.
21935 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21936 two separate calls with single member arrays. Swap match_dup operands
21937 6 and 7 to better fit into the array.
21939 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21941 * config/i386/i386.c (sse_builtin_type): New.
21942 (bdesc_sse_args): Likewise.
21943 (bdesc_sse_3arg): Removed.
21944 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21945 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21946 IX86_BUILTIN_ROUNDPS.
21947 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21948 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21949 IX86_BUILTIN_ROUNDPS.
21950 (ix86_expand_sse_4_operands_builtin): Removed.
21951 (ix86_expand_sse_operands_builtin): New.
21952 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21953 and CODE_FOR_sse4_1_roundps.
21954 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21955 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21957 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21960 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21961 regs before frame pop when needed. If use_backchain_to_restore_sp
21962 then load backchain into a temp reg to restore vr and vrsave. Add
21963 code to restore vr after frame pop if possible.
21965 2008-04-17 Richard Guenther <rguenther@suse.de>
21967 * tree-vn.c (expressions_equal_p): Do not check type
21968 equality or compatibility before calling operand_equal_p.
21969 * fold-const.c (operand_equal_p): Check equivalence of
21970 integer constants before bailing out due to signedness or
21971 precision differences.
21972 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21973 spurious differences in type qualification. Ignore types
21974 for COMPONENT_REFs at all.
21976 2008-04-17 Christian Bruel <christian.bruel@st.com>
21978 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21979 msw_skip comparison.
21981 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21984 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21987 PR tree-optimization/35899
21988 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21989 rather than TREE_OPERAND.
21991 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21994 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21995 temporary registers. Change operand predicate to general_operand.
21996 (remainderxf3): Ditto.
21998 2008-04-16 Richard Guenther <rguenther@suse.de>
22000 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
22001 * tree-affine.c (aff_combination_expand): Look through some
22004 2008-04-15 Doug Kwan <dougkwan@google.com>
22006 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
22008 * tree-pretty-print.c (dump_generic_node): Ditto.
22009 * final.c (output_addr_const): Ditto.
22010 * dwarf2out.c (output_cfi): Ditto.
22011 * c-pretty-print.c (pp_c_integer_constant): Ditto.
22012 * print-rtl.c (print_rtx): Ditto.
22013 * print-tree.c (print_node_brief, print_node): Ditto.
22014 * c-common.c (match_case_to_enum_1): Ditto.
22015 * sched-vis.c (print_value): Ditto.
22016 * config/i386/i386.c (print_operand): Cast to long unsigned int
22019 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
22020 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
22021 MS Windows VirtualProtect function.
22023 2008-04-15 Jan Hubicka <jh@suse.cz>
22025 * gengtype.c (write_root): Param_is argument is OK.
22026 * expr.c (expand_expr_real_1): Update call of get_exception_*.
22027 * function.h: Include varray.h
22028 (rtl_eh): New stucture based on except.c one.
22029 (call_site_record): New forward declaration and vector type.
22030 * calls.c (emit_call_1): Do not call
22031 note_current_region_may_contain_throw.
22032 * except.c (eh_status): Remove cur_region, try_region since they are
22034 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
22035 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
22036 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
22037 Remove call_site_data_used, call_site_data_size.
22038 Turn call_site_record into vector in function.h.
22039 (note_current_region_may_contain_throw): Remove.
22040 (get_exception_pointer, get_exception_filter): Do not take struct
22041 function argument; update.
22042 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
22043 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
22044 build_post_landing_pads, dw2_build_landing_pads,
22045 sjlj_assign_call_site_values, sjlj_mark_call_sites,
22046 sjlj_emit_function_enter, sjlj_emit_function_enter,
22047 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
22048 sjlj_build_landing_pads, finish_eh_generation,
22049 remove_exception_handler_label, remove_eh_handler,
22050 maybe_remove_eh_handler, add_reachable_handler,
22051 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
22052 add_action_record, collect_one_action_chain, add_call_site,
22053 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
22054 sjlj_output_call_site_table, output_function_exception_table,
22055 * except.h (note_current_region_may_contain_throw): Remove
22056 (get_exception_pointer, get_exception_filter): Do not take struct
22058 * Makefile.in (GTFILES): Put varargs before struct function.
22060 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22062 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
22063 punt for STRING_CST.
22064 (get_constraint_for): Deal with STRING_CST here instead.
22066 2008-04-15 Richard Guenther <rguenther@suse.de>
22068 * tree-ssa-propagate.c (substitute_and_fold): Substitute
22069 statements in a basic-block with a backward walk. Do not
22070 substitute into dead statements but instead remove those.
22072 2008-04-15 Richard Guenther <rguenther@suse.de>
22074 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
22075 to zero, thus disable creation of SFTs.
22077 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
22079 * tree-predcom.c (suitable_reference_p): Return false if the
22080 reference can throw.
22082 2008-04-15 Jakub Jelinek <jakub@redhat.com>
22085 * c-decl.c (finish_decl): If extern or static var has variable
22086 size, set TREE_TYPE (decl) to error_mark_node.
22088 2008-04-15 Rafael Espíndola <espindola@google.com>
22090 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
22093 2008-04-15 Richard Guenther <rguenther@suse.de>
22095 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
22096 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
22097 (visit_reference_op_load): Do walk vuse-vdef chains on
22098 vn_reference_lookup.
22099 (visit_reference_op_store): But do not here.
22100 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
22101 vn_reference_lookup.
22102 (vn_lookup_with_vuses): But do so here.
22104 2008-04-14 Ian Lance Taylor <iant@google.com>
22106 * fold-const.c (fold_overflow_warning): Remove assertion.
22108 2008-04-15 Ben Elliston <bje@au.ibm.com>
22110 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
22111 temp1 local variables.
22113 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
22116 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
22117 ".text.unlikely" section as executable.
22119 2008-04-14 James E. Wilson <wilson@tuliptree.org>
22121 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22122 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
22123 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
22124 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
22125 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
22126 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
22127 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
22129 2008-04-14 Ian Lance Taylor <iant@google.com>
22131 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
22132 * fold-const.c (fold_comparison): If appropriate, test
22133 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
22134 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
22135 reassociating a pointer type.
22136 * doc/invoke.texi (Optimize Options): Document that
22137 -fstrict-overflow applies to pointer wraparound.
22139 2008-04-13 Jan Hubicka <jh@suse.cz>
22141 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
22143 2008-04-12 Andrew Pinski <pinskia@gmail.com>
22145 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
22146 we are going to "save the world".
22148 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
22150 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
22151 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
22152 operand 0 constraint, not "=".
22154 2008-04-11 James E. Wilson <wilson@tuliptree.org>
22156 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
22158 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22160 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
22161 of size of positions_needed * CHAR_BIT.
22163 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
22165 PR middle-end/35897
22166 * dse.c (store_info): Change positions_needed to unsigned
22168 (lowpart_bitmask): New.
22169 (record_store): Cast to unsigned HOST_WIDE_INT for
22170 positions_needed. Assert width <= size of positions_needed *
22171 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
22172 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
22173 lowpart_bitmask to set mask.
22175 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22177 * config/bfin/constraints.md: New file.
22178 * config/bfin/bfin.md: Include it.
22179 (adddi3): Use satisfies_constraint functions instead of the old macros.
22180 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
22181 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
22182 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
22183 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
22184 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
22185 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
22186 EXTRA_CONSTRAINT): Delete.
22187 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
22188 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
22190 * config/bfin/bfin.c: Include "tm-constrs.h".
22191 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
22192 Use satisfies_constraint functions instead of the old macros.
22193 * doc/md.texi (Blackfin Constraints): Update file name reference.
22195 2008-04-11 Richard Guenther <rguenther@suse.de>
22197 PR tree-optimization/35869
22198 * tree-vrp.c (execute_vrp): Move switch statement update after
22199 jump threading. Schedule another cfg cleanup run.
22201 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
22204 * attribs.c (decl_attributes): Return early on errorneous node.
22206 2008-04-10 Oleg Ryjkov <olegr@google.com>
22208 * tree.h (struct tree_base): Added a new flag default_def_flag.
22209 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
22211 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
22213 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
22215 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22218 * pa.md: Define mode iterator P. Define mode attribute dwc.
22219 (dcacheflush): Update pattern to use iterator P and attribute dwc.
22220 (icacheflush): Likewise.
22221 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
22222 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
22224 2008-04-11 Ben Elliston <bje@au.ibm.com>
22226 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
22228 2008-04-10 Rafael Espíndola <espindola@google.com>
22230 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
22231 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
22232 (extract_range_from_expr): The same.
22234 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22236 * config/mips/mips.md (GPR2): New mode iterator.
22237 (seq): Add comment.
22238 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
22239 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
22240 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
22241 Rewrite these to take two modes, the mode of comparison and the
22242 mode of the destination.
22243 * config/mips/mips.c (mips_expand_scc): Instead of having
22244 paradoxical subreg as destination, expand "narrowing" scc if mode
22245 of comparison is SI and target is requested in DI mode.
22246 (mips_emit_int_order_test): Update comment. Make mode of
22247 comparison match CMP0 rather than TARGET. When creating inverse
22248 target use mode of TARGET.
22250 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
22252 * gcov-dump.c (tag_summary): Only print summaries for the first
22253 GCOV_COUNTERS_SUMMABLE counters.
22255 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
22257 * config/i386/i386.md (absneg): New code iterator.
22258 (absnegprefix): New code attribute.
22259 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
22260 patterns using absneg code iterator.
22261 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
22262 using absneg code iterator.
22263 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
22264 *neg<mode>2 patterns using absneg code iterator.
22265 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22266 *negextendsfdf2 patterns using absneg code iterator.
22267 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
22268 *negextendsfxf2 patterns using absneg code iterator.
22269 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
22270 *negextendsfdf2 patterns using absneg code iterator.
22271 * config/i386/sse.md (<code><mode>2): Macroize expander from
22272 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
22274 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
22276 * config/s390/s390.h: Remove the remains of the recent search
22277 & replace action of current_function_outgoing_args_size.
22279 2008-04-10 Ira Rosen <irar@il.ibm.com>
22281 PR tree-optimization/35821
22282 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
22283 NEW_STMT_LIST is not NULL.
22285 2008-04-09 David Edelsohn <edelsohn@gnu.org>
22288 * toplev.c (process_options): Remove -ffunction-sections debugging
22291 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
22293 PR middle-end/PR28690
22294 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
22295 than gen_rtx_fmt_ee to perform more canonicalizations.
22297 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22300 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
22302 2008-04-09 Richard Guenther <rguenther@suse.de>
22304 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
22305 (dump_function_to_file): Dump function arguments with types.
22307 2008-04-08 Richard Guenther <rguenther@suse.de>
22309 * fold-const.c (fold_widened_comparison): Do not allow
22310 sign-changes that change the result.
22312 2008-04-08 Janis Johnson <janis187@us.ibm.com>
22315 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
22316 kinds of indirect references.
22318 2008-04-08 David Edelsohn <edelsohn@gnu.org>
22320 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
22321 GNU Fortran language string.
22323 2008-04-08 Rafael Espíndola <espindola@google.com>
22325 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
22326 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
22327 * tree.h (tree_call_nonnegative_warnv_p): New.
22329 2008-04-08 Jan Hubicka <jh@suse.cz>
22331 * function.c (free_after_compilation): Clear out regno_reg_rtx
22334 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
22337 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22339 PR middle-end/PR28690
22340 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
22341 same precedence as REG_POINTER and MEM_POINTER operands.
22343 2008-04-08 Richard Guenther <rguenther@suse.de>
22345 PR middle-end/35834
22346 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
22347 for adding index to base.
22349 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
22351 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
22352 (MINGW_ENABLE_EXECUTE_STACK): New.
22353 (IN_LIBGCC2): For libgcc include windows.h file for
22354 function declarations.
22356 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
22358 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
22359 and tem2 if tem1 is not a REG or MULT.
22361 2008-04-08 Jan Hubicka <jh@suse.cz>
22363 * function.h (incomming_args): Break out of struct function.
22364 (function_subsections): Break out of struct function.
22365 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
22366 return_rtx and hard_reg_initial_vals from struct function.
22367 Kill inl_max_label_num.
22368 (current_function_pops_args, current_function_args_info,
22369 current_function_args_size, current_function_args_size,
22370 current_function_pretend_args_size,
22371 current_function_outgoing_args_size,
22372 current_function_internal_arg_pointer, current_function_return_rtx):
22373 Kill compatibility accestor macros.
22374 * builtins.c (expand_builtin_apply_args_1): Update.
22375 (expand_builtin_next_arg): Update.
22376 * df-scan.c (df_get_call_refs): Update.
22377 * dbxout.c (dbxout_function_end): Update.
22378 * dwarf2out.c (dwarf2out_switch_text_section): Update.
22379 (output_line_info): Update.
22380 (secname_for_decl): Update.
22381 (dwarf2out_var_location): Update.
22382 * function.c (free_after_compilation): Update.
22383 (assign_parm_find_stack_rtl): Update.
22384 (assign_parms): Update.
22385 (expand_dummy_function_end): Update.
22386 (expand_function_end): Update.
22387 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
22388 (expand_call): Update.
22389 (emit_library_call_value_1): Update.
22390 (store_one_arg): Update.
22391 * varasm.c (initialize_cold_section_name): Update.
22392 (unlikely_text_section): Update.
22393 (unlikely_text_section_p): Update.
22394 (assemble_start_function): Update.
22395 (assemble_end_function): Update.
22396 (default_section_type_flags): Update.
22397 (switch_to_section): Update.
22398 * integrate.c (set_decl_abstract_flags): Update.
22399 (get_hard_reg_initial_val): Update.
22400 (has_hard_reg_initial_val): Update.
22401 (allocate_initial_values): Update.
22402 * resource.c (init_resource_info): Update.
22403 * config/alpha/alpha.c (NUM_ARGS): Update.
22404 (direct_return): Update.
22405 (alpha_va_start): Update.
22406 (alpha_sa_size): Update.
22407 (alpha_initial_elimination_offset): Update.
22408 (alpha_expand_prologue): Update.
22409 (alpha_start_function): Update.
22410 (alpha_expand_epilogue): Update.
22411 (unicosmk_initial_elimination_offset):
22412 * config/alpha/alpha.md (call expander): Update.
22413 * config/s390/s390.c (s390_register_info): Update.
22414 (s390_register_info): Update.
22415 (s390_frame_info): Update.
22416 (s390_initial_elimination_offset): Update.
22417 (s390_build_builtin_va_list): Update.
22418 (s390_va_start): Update.
22419 * config/spu/spu.c (direct_return): Update.
22420 (spu_expand_prologue): Update.
22421 (spu_initial_elimination_offset): Update.
22422 (spu_build_builtin_va_list): Update.
22423 (spu_va_start): Update.
22424 * config/sparc/sparc.c (sparc_init_modes): Update.
22425 (sparc_compute_frame_size): Update.
22426 (function_value): Update.
22427 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
22428 * config/i386/i386.md (return expander): Update.
22429 * config/i386/i386.c (ix86_va_start): Update.
22430 (ix86_can_use_return_insn_p): Update.
22431 (ix86_compute_frame_layout): Update.
22432 (ix86_expand_epilogue): Update.
22433 * config/sh/sh.c (output_stack_adjust): Update.
22434 (calc_live_regs): Update.
22435 (sh_expand_prologue): Update.
22436 (sh_builtin_saveregs): Update.
22437 (sh_va_start): Update.
22438 (initial_elimination_offset): Update.
22439 (sh_allocate_initial_value): Update.
22440 (sh_function_ok_for_sibcall): Update.
22441 (sh_get_pr_initial_val): Update.
22442 * config/sh/sh.md (return expander): Update.
22443 * config/avr/avr.c (frame_pointer_required_p): UPdate.
22444 * config/crx/crx.c (crx_compute_frame): UPdate.
22445 (crx_initial_elimination_offset): UPdate.
22446 * config/xtensa/xtensa.c (compute_frame_size): Update
22447 (xtensa_builtin_saveregs): Update.
22448 (xtensa_va_start): Update.
22449 (order_regs_for_local_alloc): Update.
22450 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
22451 (xstormy16_expand_builtin_va_start): Update.
22452 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
22453 * config/m68hc11/m68hc11.md (return expanders): Update.
22454 * config/m68hc11/m68hc11.c (expand_prologue): Update.
22455 (expand_epilogue): Update.
22456 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
22457 (cris_simple_epilogue): Update.
22458 (cris_expand_prologue): Update.
22459 (cris_expand_epilogue): Update.
22460 * config/iq2000/iq2000.c (iq2000_va_start): Update.
22461 (compute_frame_size): Update.
22462 * config/mt/mt.c (mt_compute_frame_size): Update.
22463 * config/mn10300/mn10300.c (expand_prologue): Update.
22464 (expand_epilogue): Update.
22465 (initial_offset): Update.
22466 (mn10300_builtin_saveregs):
22467 * config/mn10300/mn10300.md (return expander): Update.
22468 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
22469 (ia64_initial_elimination_offset): Update.
22470 (ia64_initial_elimination_offset): Update.
22471 (ia64_expand_prologue): Update.
22472 * config/m68k/m68k.md (return expander): Update.
22473 * config/rs6000/rs6000.c (rs6000_va_start): Update.
22474 (rs6000_stack_info): Update.
22475 * config/mcore/mcore.c (layout_mcore_frame): Update.
22476 (mcore_expand_prolog): Update.
22477 * config/arc/arc.c (arc_compute_frame_size): Update.
22478 * config/score/score3.c (score3_compute_frame_size): Update.
22479 * config/score/score7.c (score7_compute_frame_size): Update.
22480 * config/arm/arm.c (use_return_insn): Update.
22481 (thumb_find_work_register): Update.
22482 (arm_compute_save_reg_mask): Update.
22483 (arm_output_function_prologue): Update.
22484 (arm_output_epilogue): Update.
22485 (arm_size_return_regs): Update.
22486 (arm_get_frame_offsets): Update.
22487 (arm_expand_prologue): Update.
22488 (thumb_exit): Update.
22489 (thumb_unexpanded_epilogue): Update.
22490 (thumb1_output_function_prologue): Update.
22491 * config/pa/pa.md (return expander): Update.
22492 * config/pa/pa.c (compute_frame_size): Update.
22493 (hppa_builtin_saveregs): Update.
22494 * config/mips/mips.c (mips_va_start): Update.
22495 (mips16_build_function_stub): Update.
22496 (mips_compute_frame_info): Update.
22497 (mips_restore_gp): Update.
22498 (mips_output_function_prologue): Update.
22499 (mips_expand_prologue): Update.
22500 * config/v850/v850.c (compute_frame_size): Update.
22501 (expand_prologue): * config/mmix/mmix.c (along): update.
22502 (mmix_initial_elimination_offset): update.
22503 (mmix_reorg): update.
22504 (mmix_use_simple_return): update.
22505 (mmix_expand_prologue): update.
22506 (mmix_expand_epilogue): Update.
22507 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
22508 (emit_link_insn): Update.
22510 2008-04-08 Anatoly Sokolov <aesok@post.ru>
22512 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
22513 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
22515 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
22518 2008-04-07 Jan Hubicka <jh@suse.cz>
22520 * function.h (rtl): Rename to x_rtl.
22521 (crtl): New define.
22522 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22523 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22524 used_temp_slots avail_temp_slots, temp_slot_level,
22525 nonlocal_goto_handler_labels): Update accesstors.
22526 (rtl): New global variable.
22527 (struct function): Move some fileds to rtl_data.
22528 (get_arg_pointer_save_area): Update prototype.
22529 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22530 get_arg_pointer_save_area.
22531 * expr.c (init_expr): Update
22532 * function.c (get_frame_size): Update
22533 (assign_stack_local): Update
22534 (expand_function_end): Update.
22535 (get_art_pointer_save_area): Update
22537 * emit-rtl.c (rtl): Declare.
22538 (regno_reg_rtx): Declare.
22539 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22541 (gen_reg_rtx): Update.
22542 * varasm.c (n_deferred_constatns): Update accestor.
22543 (init_varasm_status): Do not allocate varasm_status.
22544 (force_const_mem, get_pool_size, output_constant_pool): Update.
22545 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22546 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22547 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
22548 * sparc/sparc.h (INIT_EXPANDERS): Update.
22549 * ia64/ia64.h (INIT_EXPANDERS): Update.
22551 2008-04-07 James E. Wilson <wilson@tuliptree.org>
22553 * reload.c (push_secondary_reload): Add missing break to for loop.
22555 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
22557 PR middle-end/PR28690
22558 * rtlanal.c: Update copyright years.
22559 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
22560 as REG_POINTER and MEM_POINTER operands.
22561 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
22562 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
22563 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
22564 * gcse.c: Update copyright years.
22565 (pre_delete): Call gen_reg_rtx_and_attrs.
22566 (hoist_code): Likewise.
22567 (build_store_vectors): Likewise.
22568 (delete_store): Likewise.
22569 * loop-invariant.c (move_invariant_reg): Likewise.
22570 Update copyright years.
22572 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
22574 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
22575 control string instead of quoted.
22577 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
22579 * doc/rtl.texi: Rewrite of subreg section.
22581 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
22584 * config/i386/i386.c (legitimize_pic_address): Add treating
22585 of dllimport SYM_REF's.
22586 (legitimize_dllimport_symbol): Add prototype.
22588 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22590 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
22591 reference in constructor with non self-referential type.
22593 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
22595 Removal of Return with Depressed Stack Pointer support
22596 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
22597 (ECF_SP_DEPRESSED): Likewise.
22598 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
22599 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
22600 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22601 (expand_call): Do not test ECF_SP_DEPRESSED.
22602 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22603 * function.c (keep_stack_depressed): Delete.
22604 (handle_epilogue_set): Likewise.
22605 (update_epilogue_consts): Likewise.
22606 (emit_equiv_load): Likewise.
22607 (thread_prologue_and_epilogue_insns): Remove support for Return with
22608 Depressed Stack Pointer.
22609 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
22611 2008-04-06 Richard Guenther <rguenther@suse.de>
22613 PR tree-optimization/35400
22614 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
22615 information from SSA_NAMEs.
22617 2008-04-06 Anatoly Sokolov <aesok@post.ru>
22619 * config/avr/avr.h (avr_mega_p): Remove declaration.
22620 (AVR_MEGA): Remove macro.
22621 * config/avr/avr.c (avr_mega_p): Remove variable.
22622 (avr_override_options): Remove inicializion of avr_mega_p.
22623 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22624 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
22625 (avr_jump_mode): (Ditto.).
22626 (avr_output_progmem_section_asm_op): (Ditto.).
22627 (avr_asm_init_sections): (Ditto.).
22628 (avr_asm_init_sections): (Ditto.).
22629 (avr_rtx_costs): (Ditto.).
22630 * config/avr/avr.md: (Ditto.).
22631 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
22634 2008-04-06 Richard Guenther <rguenther@suse.de>
22636 PR tree-optimization/35842
22637 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
22638 is_gimple_invariant_address.
22640 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
22642 * gcc.c (default_compilers): Sync Fortran extensions list with
22643 that in fortran/lang-specs.h.
22644 * doc/invoke.texi: Likewise.
22645 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
22646 * dwarf2out.c (gen_compile_unit_die): Likewise.
22648 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
22650 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
22652 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
22655 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
22656 attribute is used for nested functions.
22658 2008-04-05 Jan Hubicka <jh@suse.cz>
22660 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
22662 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
22664 (dump_files): Update.
22665 (enable_rtl_dump_file): Do not accept letter argument.
22666 * tree-pass.h (dump_file_info): Remove letter argument.
22667 * toplev.c (decode_d_option): Update -da handling.
22668 * toplev.h (enable_rtl_dump_file): Update prototype.
22669 * passes.c (register_one_dump_file): Do not accept IPA argument; work
22670 it out based on pass type.
22671 (register_dump_files_1): Likewise.
22672 (init_optimization_passes): Update register_one_dump_file calls.
22673 (execute_one_pass): Sanity check that IPA passes are called at IPA
22674 level and RTL passes at RTL level.
22675 (execute_pass_list): IPA pass can not be after or subpass of
22677 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
22678 disallov RTL subpasses of IPA subpasses.
22680 2008-04-05 Ben Elliston <bje@au.ibm.com>
22682 * tree-cfg.c (need_fake_edge_p): Return false for calls to
22683 builtins that return exactly once and do not throw. Cache call to
22686 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
22688 PR rtl-optimization/34916
22689 PR middle-end/35519
22690 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
22691 between instruction pairs.
22693 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
22695 * doc/invoke.texi: Document -mbitops for SH.
22696 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
22697 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
22698 * config/sh/sh.c (print_operand): Add %t operand code.
22699 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
22700 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
22701 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
22702 (extendqihi2): Likewise.
22703 (movqi_i): Likewise.
22704 (insv): Use bset, bclr and bst instructions for SH2A if possible.
22705 (extv): Use bld instruction for SH2A if possible.
22707 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
22708 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
22709 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
22710 (bset.b, bclr.b): Define peepholes.
22711 * config/sh/sh.opt (mbitops): New option.
22713 2008-04-04 Janis Johnson <janis187@us.ibm.com>
22716 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
22717 and view convert expression.
22719 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22722 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
22724 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
22726 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
22728 * config/i386/cpuid.h (bit_AES): New.
22729 (bit_PCLMUL): Likewise.
22731 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
22732 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
22733 SSE2 if AES or PCLMUL is enabled.
22734 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
22735 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22736 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
22737 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
22738 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
22739 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
22740 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
22741 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
22742 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
22743 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
22744 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
22745 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
22746 __builtin_ia32_aeskeygenassist128 and
22747 __builtin_ia32_pclmulqdq128.
22748 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
22749 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
22750 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
22752 * config/i386/i386.h (TARGET_AES): New.
22753 (TARGET_PCLMUL): Likewise.
22754 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
22756 * config/i386/i386.md (UNSPEC_AESENC): New.
22757 (UNSPEC_AESENCLAST): Likewise.
22758 (UNSPEC_AESDEC): Likewise.
22759 (UNSPEC_AESDECLAST): Likewise.
22760 (UNSPEC_AESIMC): Likewise.
22761 (UNSPEC_AESKEYGENASSIST): Likewise.
22762 (UNSPEC_PCLMUL): Likewise.
22764 * config/i386/i386.opt (maes): New.
22765 (mpclmul): Likewise.
22767 * config/i386/sse.md (aesenc): New pattern.
22768 (aesenclast): Likewise.
22769 (aesdec): Likewise.
22770 (aesdeclast): Likewise.
22771 (aesimc): Likewise.
22772 (aeskeygenassist): Likewise.
22773 (pclmulqdq): Likewise.
22775 * config/i386/wmmintrin.h: New.
22777 * doc/extend.texi: Document AES and PCLMUL built-in function.
22779 * doc/invoke.texi: Document -maes and -mpclmul.
22781 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22783 * function.c (free_after_parsing): Replace with
22784 cxx_push_function_context from C++ front-end.
22785 (allocate_struct_function): Don't call langhook.
22786 * langhooks.h (struct lang_hooks_for_functions): Delete.
22787 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22789 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22790 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22791 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22792 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22793 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22794 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22795 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22797 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22798 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22800 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22803 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22806 2008-04-04 Richard Guenther <rguenther@suse.de>
22808 PR middle-end/35823
22809 * fold-const.c (optimize_minmax_comparison): Use the correct
22810 type for the constant in the simplified comparison.
22812 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22814 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22815 Pass L2 size as "--param l2-cache-size" to the compiler.
22816 (decode_l2_cache): New function to decode L2 cache parameters using
22817 0x8000006 extended cpuid function.
22818 (detect_caches_amd): Determine parameters of L2 cache using
22819 decode_l2_caches function.
22820 (decode_caches_intel): Decode L2 cache parameters.
22821 (detect_caches_intel): Determine L2 cache parameters using
22822 decode_caches_intel and decode_l2_caches functions.
22824 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22826 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22827 secondary input reload for subword loads from the constant pool.
22829 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22832 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22833 constants of the appropriate size for runtime calculations.
22836 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22837 decimal-float literal constant zero.
22839 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22842 * c-parser.c (c_parser_omp_atomic): Call
22843 default_function_array_conversion on the RHS.
22845 PR middle-end/35818
22846 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22847 call is_variable_sized if decl has incomplete type.
22849 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22851 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22853 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22855 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22857 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22858 (sgt<u>): Merge sgt and sgtu into new expander.
22859 (sgt, sgtu): Remove expanders.
22860 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22861 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22862 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22863 *sgtu_<mode>_mips16 into new pattern.
22864 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22865 (sge<u>): Merge sge and sgeu into new expander.
22866 (sge, sgeu): Remove expanders.
22867 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22869 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22870 (slt<u>): Merge slt and sltu into new expander.
22871 (slt, sltu): Remove expanders.
22872 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22873 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22874 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22875 *sltu_<mode>_mips16 into new pattern.
22876 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22877 (sle<u>): Merge sle and sleu into new expander.
22878 (sle, sleu): Remove expanders.
22879 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22880 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22881 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22882 *sleu_<mode>_mips16 into new pattern.
22883 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22885 2008-04-03 Jan Hubicka <jh@suse.cz>
22887 PR tree-optimization/35795
22888 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22889 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22890 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22891 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22892 * score/score3.c (score3_output_mi_thunk): Likewise.
22893 * score/score7.c (score7_output_mi_thunk): Likewise.
22894 * mips/mips.c (mips_output_mi_thunk): Likewise.
22896 2008-04-03 Richard Guenther <rguenther@suse.de>
22898 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22899 conversions. Simplify code.
22901 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22903 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22905 2008-04-03 Tom Tromey <tromey@redhat.com>
22906 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22908 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22909 * config/bfin/t-bfin-linux (generated_files): Add
22910 linux-sysroot-suffix.h.
22911 * doc/install.texi (Prerequisites): Require make 3.80.
22912 * doc/sourcebuild.texi (Front End Directory): Document new
22914 * Makefile.in (generated_files): New variable.
22915 (ALL_HOST_OBJS): New variable.
22916 ($(ALL_HOST_OBJS)): New target.
22918 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22920 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22921 (remap_block): Call id->transform_lang_insert_block instead
22923 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22924 Set id.transform_lang_insert_block to NULL.
22925 (clone_body): Move to cp/optimize.c
22926 * tree-inline.h (struct copy_body_data): Change
22927 transform_lang_insert_block to function pointer.
22928 (copy_generic_body, copy_decl_no_change): Export.
22929 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22930 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22931 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22933 * c-tree.h (insert_block): Kill.
22934 * c-decl.c (insert_block): Kill.
22936 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22938 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22939 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22940 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22942 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22943 argument, call {push,pop}_function_context from here.
22944 * c-parser.c: Use c_{push,pop}_function_context.
22946 * function.c (push_function_context_to): Move meat ...
22947 (push_function_context): ... here. Simplify.
22948 * function.c (pop_function_context_from): Move meat ...
22949 (pop_function_context): ... here. Simplify.
22950 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22952 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22953 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22954 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22955 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22957 2008-04-03 Ben Elliston <bje@au.ibm.com>
22959 * expmed.c (extract_force_align_mem_bit_field): Remove.
22961 2008-04-03 Richard Guenther <rguenther@suse.de>
22963 PR middle-end/35800
22964 * expr.h (try_casesi): Adjust prototype.
22965 * expr.c (try_casesi): Take fallback label as extra parameter.
22966 Use that for gen_casesi if default_label is NULL.
22967 * stmt.c (expand_case): Pass fallback label to try_casesi,
22968 make sure to fill gaps with a fallback label if default_label
22971 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22974 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22976 2008-04-03 Ben Elliston <bje@au.ibm.com>
22978 * expmed.c (extract_split_bit_field): Remove if (0) code.
22979 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22980 (do_ds_constraint): Likewise.
22982 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22984 * doc/cppopts.texi (-dU): Document.
22985 * c-common.h (flag_dump_macros): Update comment.
22986 * c-opts.c (handle_OPT_d): Handle -dU.
22987 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22988 dump_queued_macros, cb_used_define, cb_used_undef): New.
22989 (init_pp_output): Handle -dU.
22990 (cb_line_change): Call dump_queued_macros.
22991 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22993 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22995 * config/avr/predicates.md (io_address_operand): New predicate.
22996 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22997 * config/avr/avr.c (avr_io_address_p): Remove function.
22998 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22999 'avr_io_address_p' function.
23000 (out_movhi_r_mr): (Ditto.).
23001 (out_movqi_mr_r): (Ditto.).
23002 (out_movhi_mr_r): (Ditto.).
23003 (avr_address_cost): (Ditto.).
23005 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
23007 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
23008 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
23009 in 32bit mode when XMM registers are available to avoid store
23011 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
23012 corresponding post-reload splitters.
23014 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23016 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
23017 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
23018 __builtin_ia32_roundss.
23019 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
23020 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
23021 __builtin_ia32_roundss.
23022 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
23023 IX86_BUILTIN_SHUFPD here.
23025 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
23027 * config/i386/i386.md (plogic): New.
23028 (plogicprefix): Likewise.
23030 * config/i386/mmx.md (mmx_<code><mode>3): New.
23031 (mmx_and<mode>3): Removed.
23032 (mmx_ior<mode>3): Likewise.
23033 (mmx_xor<mode>3): Likewise.
23035 * config/i386/sse.md (<code><mode>3): New.
23036 (*<code><mode>3): Likewise.
23037 (*<code><mode>3): Likewise.
23038 (<code><mode>3): Likewise.
23039 (*sse_<code><mode>3): Likewise.
23040 (*sse2_<code><mode>3): Likewise.
23041 (<code>tf3): Likewise.
23042 (*<code>tf3): Likewise.
23043 (and<mode>3): Likewise.
23044 (*and<mode>3): Likewise.
23045 (ior<mode>3): Removed.
23046 (*ior<mode>3): Likewise.
23047 (xor<mode>3): Likewise.
23048 (*xor<mode>3): Likewise.
23049 (*and<mode>3): Likewise.
23050 (*ior<mode>3): Likewise.
23051 (*xor<mode>3): Likewise.
23052 (and<mode>3): Likewise.
23053 (*sse_and<mode>3): Likewise.
23054 (*sse2_and<mode>3): Likewise.
23055 (andtf3): Likewise.
23056 (*andtf3): Likewise.
23057 (ior<mode>3): Likewise.
23058 (*sse_ior<mode>3): Likewise.
23059 (*sse2_ior<mode>3): Likewise.
23060 (iortf3): Likewise.
23061 (*iortf3): Likewise.
23062 (xor<mode>3): Likewise.
23063 (*sse_xor<mode>3): Likewise.
23064 (*sse2_xor<mode>3): Likewise.
23065 (xortf3): Likewise.
23066 (*xortf3): Likewise.
23068 2008-04-02 Richard Guenther <rguenther@suse.de>
23070 PR tree-optimization/14495
23071 PR tree-optimization/34793
23072 * tree-vrp.c (struct switch_update): New structure.
23073 (to_remove_edges, to_update_switch_stmts): New VECs.
23074 (simplify_switch_using_ranges): New function. Remove not taken
23075 case labels and edges.
23076 (simplify_stmt_using_ranges): Call it.
23077 (identify_jump_threads): Mark edges we have queued for removal
23078 so we don't thread them.
23079 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
23081 * tree-cfg.c (group_case_labels): Deal with missing default label.
23082 (tree_verify_flow_info): Allow missing default label.
23083 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
23084 (emit_case_nodes): Likewise.
23085 (expand_case): Do not rely on the default label to be present.
23086 * expr.c (try_casesi): Deal with NULL default_label.
23087 (do_tablejump): Likewise.
23089 2008-04-02 Richard Guenther <rguenther@suse.de>
23091 PR tree-optimization/14495
23092 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
23093 SWITCH_EXPR here ...
23094 (vrp_visit_switch_stmt): ... but here (new function).
23095 (find_case_label_index): New helper function.
23096 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
23098 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23100 * fwprop.c: Fix ISO-C99ism.
23102 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23105 * Makefile.in (objdir): Set it here.
23106 * configure.ac: Not here. Find dynamic linker characteristics.
23107 * exec-tool.in: Use them.
23108 * aclocal.m4: Regenerate.
23109 * configure: Regenerate.
23111 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23113 * expr.c (expand_var): Delete it.
23114 * expr.h (expand_var): Delete prototype.
23115 * function.c (expand_function_start): Use expand_decl instead.
23116 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
23119 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
23121 PR rtl-optimization/35542
23122 * fwprop.c (forward_propagate_and_simplify): Replace
23123 loc_reg_mentioned_in_p with reg_mentioned_p.
23125 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
23127 PR rtl-optimization/35281
23128 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
23129 (propagate_rtx_1): Handle PR_HANDLE_MEM.
23130 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
23131 (varying_mem_p): Move above propagate_rtx.
23132 (all_uses_available_at): Do not check MEMs.
23134 2008-04-02 Rafael Espíndola <espindola@google.com>
23136 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
23137 (register_edge_assert_for_2): Split the cond argument.
23138 (register_edge_assert_for_1): Adjust for the change in
23139 register_edge_assert_for_2.
23140 (register_edge_assert_for): Split the cond argument.
23141 (find_switch_asserts): Adjust for the change in
23142 register_edge_assert_for.
23144 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
23146 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
23147 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
23148 offsets for 64-bit mingw.
23149 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
23150 abi for x86_64-pc-mingw.
23152 2008-04-02 Richard Guenther <rguenther@suse.de>
23154 * tree-vrp.c (extract_range_from_assert): Make sure to not
23155 produce range min/max with TREE_OVERFOW set.
23156 If merging a anti-range and a range keep the anti-range if
23157 the range covers all values of the type.
23158 (register_edge_assert_for_2): Only allow sign-changing
23159 conversions in detecting canonical range checks. Also
23160 register an assert for the unsigned name if useful.
23162 PR tree-optimization/35787
23163 * tree-vrp.c (vrp_val_max): New function.
23164 (vrp_val_min): Likewise.
23165 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
23166 (vrp_val_is_min): Likewise.
23167 (supports_overflow_infinity): Use vrp_val_{min,max}.
23168 (negative_overflow_infinity): Likewise.
23169 (positive_overflow_infinity): Likewise.
23170 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
23171 (is_positive_overflow_infinity): Likewise.
23172 (is_overflow_infinity): Likewise.
23173 (avoid_overflow_infinity): Use vrp_val_{min,max} and
23174 vrp_val_is_{min,max}.
23175 (set_and_canonicalize_value_range): Canonicalize anti-ranges
23176 to ranges if possible. Avoid empty ranges.
23178 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23180 PR middle-end/35705
23181 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
23182 the expression is a function address.
23184 2008-04-01 George Helffrich <george@gcc.gnu.org>
23186 PR fortran/35154, fortran/23057
23187 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
23188 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
23189 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
23190 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
23192 (dbxout_syms): Check for COMMON-based symbol and wrap in
23193 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
23194 in bracket for efficiency.
23196 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
23197 using DW_TAG_common_block + member offset.
23198 (add_pubname_string): New function.
23199 (dw_expand_expr): New function to find block name and offset for
23201 (common_check): New function to check whether symbol in Fortran COMMON.
23202 (gen_variable_die): If COMMON, use DW_TAG_common_block.
23204 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
23207 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
23209 2008-04-02 Ben Elliston <bje@au.ibm.com>
23211 * config/v850/v850.md (casesi): Remove if (0) code.
23212 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
23213 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
23215 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
23217 * config/i386/i386.md (rex64suffix): New mode attribute.
23218 (floathi<mode>2): Disable expander for SSE math.
23219 (*floathi<mode>2_1): New insn insn_and_split pattern.
23220 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
23221 corresponding post-reload splitters.
23222 (*floathi<mode>2_i387): New macroized insn pattern.
23223 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
23224 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
23225 insn_and_split pattern.
23226 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
23227 New macroized instruction patterns and corresponding post-reload
23229 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
23230 and corresponding post-reload splitters.
23231 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
23232 New macroized instruction patterns.
23233 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
23234 macroized instruction patterns and corresponding post-reload splitters.
23235 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
23236 corresponding post-reload splitters.
23237 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
23238 New macroized instruction patterns.
23239 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
23240 corresponding post-reload splitters.
23241 (*floatsi<mode>2_i387): New macroized instruction patterns.
23243 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
23245 * config/i386/i386.md (smaxmin): New.
23246 (umaxmin): Likewise.
23247 (maxminiprefix): Likewise.
23248 (maxminfprefix): Likewise.
23249 (<code><mode>3): Likewise.
23250 (smin<mode>3): Removed.
23251 (smax<mode>3): Likewise.
23253 * config/i386/mmx.md (mmx_<code>v2sf3): New.
23254 (mmx_<code>v4hi3): Likewise.
23255 (mmx_<code>v8qi3): Likewise.
23256 (mmx_smaxv2sf3): Removed.
23257 (mmx_sminv2sf3): Likewise.
23258 (mmx_umaxv8qi3): Likewise.
23259 (mmx_smaxv4hi3): Likewise.
23260 (mmx_uminv8qi3): Likewise.
23261 (mmx_sminv4hi3): Likewise.
23263 * config/i386/sse.md (<addsub><mode>3): New.
23264 (*<addsub><mode>3): Likewise.
23265 (<sse>_vm<addsub><mode>3): Likewise.
23266 (<maxmin><mode>3): Likewise.
23267 (*<maxmin><mode>3_finite): Likewise.
23268 (*<maxmin><mode>3): Likewise.
23269 (<sse>_vm<maxmin><mode>3): Likewise.
23270 (sse3_h<addsub>v4sf3): Likewise.
23271 (sse3_h<addsub>v2df3): Likewise.
23272 (<maxmin>v16qi3): Likewise.
23273 (*<maxmin>v16qi3): Likewise.
23274 (<maxmin>v8hi3): Likewise.
23275 (*<maxmin>v8hi3): Likewise.
23276 (*sse4_1_<maxmin><mode>3): Likewise.
23277 (*sse4_1_<maxmin><mode>3): Likewise.
23278 (add<mode>3): Removed.
23279 (*add<mode>3): Likewise.
23280 (<sse>_vmadd<mode>3): Likewise.
23281 (sub<mode>3): Likewise.
23282 (*sub<mode>3): Likewise.
23283 (<sse>_vmsub<mode>3): Likewise.
23284 (smin<mode>3): Likewise.
23285 (*smin<mode>3_finite): Likewise.
23286 (*smin<mode>3): Likewise.
23287 (<sse>_vmsmin<mode>3): Likewise.
23288 (smax<mode>3): Likewise.
23289 (*smax<mode>3_finite): Likewise.
23290 (*smax<mode>3): Likewise.
23291 (<sse>_vmsmax<mode>3): Likewise.
23292 (sse3_haddv4sf3): Likewise.
23293 (sse3_haddv2df3): Likewise.
23294 (sse3_hsubv4sf3): Likewise.
23295 (sse3_hsubv2df3): Likewise.
23296 (umaxv16qi3): Likewise.
23297 (*umaxv16qi3): Likewise.
23298 (smaxv8hi3): Likewise.
23299 (*smaxv8hi3): Likewise.
23300 (*sse4_1_smax<mode>3): Likewise.
23301 (*sse4_1_umax<mode>3): Likewise.
23302 (uminv16qi3): Likewise.
23303 (*uminv16qi3): Likewise.
23304 (sminv8hi3): Likewise.
23305 (*sminv8hi3): Likewise.
23306 (*sse4_1_smin<mode>3): Likewise.
23307 (*sse4_1_umin<mode>3): Likewise.
23309 2008-04-01 Rafael Espíndola <espindola@google.com>
23311 * tree-cfg.c (verify_expr): remove in_phi.
23312 (verify_stmt): Don't call walk_tree with verify_expr. Use
23313 is_gimple_min_invariant instead of is_gimple_val.
23315 2008-04-01 Joseph Myers <joseph@codesourcery.com>
23317 * doc/include/gpl_v3.texi: Update for manpage generation.
23318 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
23320 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
23321 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
23322 gpl_v3.texi instead of gpl.texi.
23325 2008-04-01 Jakub Jelinek <jakub@redhat.com>
23328 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
23330 2008-04-01 Rafael Espíndola <espindola@google.com>
23332 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
23333 (extract_code_and_val_from_cond): Use
23334 extract_code_and_val_from_cond_with_ops.
23336 2008-04-01 Jan Hubicka <jh@suse.cz>
23338 * function.c (free_after_compilation): Free epilogue_delay_list.
23339 (prepare_function_start): Assert that previous compilation was freed.
23341 2008-04-01 Jan Hubicka <jh@suse.cz>
23342 Jim Wilson <wilson@tuliptree.org>
23343 Andreas Tobler <andreast@gcc.gnu.org>
23345 PR middle-end/35781
23346 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
23347 rtl.emit instead cfun->emit.
23348 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
23349 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
23351 2008-04-01 Ben Elliston <bje@au.ibm.com>
23353 * doc/c-tree.texi (Function Basics): Fix grammatical error.
23355 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
23357 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
23359 (fprofile-use): Add var flag_profile_use
23360 * coverage.c (coverage_begin_output): Do not open a gcno file for
23361 output only if -ftest-coverage is set.
23362 Do not add getpwd() to gcda file path.
23363 (build_gcov_info): Check the new flag
23364 flag_profile_datafile_relative_path.
23365 (coverage_init): Use profile_data_prefix.
23366 Read profile counter only if flag_profile_use is set.
23367 * opts.c (common_handle_option): New option fprofile-use=,
23368 fprofile-dir=, fprofile-generate=.
23369 * toplev.c (profile_data_prefix): New variable definition.
23370 * toplev.h (profile_data_prefix): New declaration.
23371 * doc/invoke.tex (Option Summary, Optimization Options):
23374 2008-03-31 James E. Wilson <wilson@tuliptree.org>
23376 * varasm.c (output_constant_pool_1): In LABEL_REF check,
23377 use tmp consistently.
23380 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
23381 * config/ia64/ia64.c (rtx_needs_barrier): Handle
23382 UNSPEC_FR_RECIP_APPROX_RES.
23383 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
23385 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
23388 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
23390 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23392 PR middle-end/30186
23393 * fold-const.c (fold_indirect_ref_1): Support accessing non first
23394 element of the vector via a pointer.
23396 2008-03-31 Ian Lance Taylor <iant@google.com>
23398 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
23400 2008-03-31 Jan Hubicka <jh@suse.cz>
23402 * builtins.c (expand_builtin_setjmp_receiver): Update call of
23403 get_arg_pointer_save_area.
23404 * expr.c (init_expr): Just clear out rtl.expr.
23405 * function.c (free_after_compilation): Clear out whole RTL structure.
23406 (get_func_frame_size): Merge into ...
23407 (get_frame_size): ... this one.
23408 (assign_stack_local_1): Merge into ...
23409 (assign_stack_local): ... this one.
23410 (expand_function_end): Update call of get_arg_pointer_save_area.
23411 (get_art_pointer_save_area): Remove cfun argument.
23412 * function.h (emit_status): regno_pointer_align does not need length
23413 attribute. Move x_regno_reg_rtx to ...
23414 (regno_reg_rtx): ... new global array.
23415 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
23416 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
23417 apply_args_value, forced_labels, stack_pointer_delta):
23419 (struct varasm_status): Move here from varasm.c
23420 (struct rtl_data): New. Move here some fields from struct function.
23421 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
23422 frame_offset, stack_check_probe_note, arg_pointer_save_area,
23423 used_temp_slots avail_temp_slots, temp_slot_level,
23424 nonlocal_goto_handler_labels): Update accesstors.
23425 (rtl): New global variable.
23426 (struct function): Move some fileds to rtl_data.
23427 (get_arg_pointer_save_area): Update prototype.
23428 * emit-rtl.c (rtl): Declare.
23429 (regno_reg_rtx): Declare.
23430 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
23432 (gen_reg_rtx): Update.
23433 (init_virtual_regs): Do not tate emit_status argument.
23434 (init_emit): Do not allocate emit.
23435 * varasm.c (varasm_statuc): Move to function.h.
23436 (n_deferred_constatns): Update accestor.
23437 (init_varasm_status): Do not allocate varasm_status.
23438 (force_const_mem, get_pool_size, output_constant_pool): Update.
23439 * stmt.c (force_label_rtx): Do not use x_ prefixes.
23440 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
23442 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
23444 PR rtl-optimization/35729
23445 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
23448 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
23451 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
23452 load/store if memory is unaligned.
23453 (*movti_rex64): Likewise.
23455 * config/i386/predicates.md (misaligned_operand): New.
23457 2008-03-31 Andrew Pinski <pinskia@gmail.com>
23460 * tree-ssa-phiopt.c (conditional_replacement): Return early for
23463 2008-03-31 Jan Beulich <jbeulich@novell.com>
23465 * config/ia64/constraints.md: Add 'j' constraint.
23466 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
23467 (movdi_internal): Likewise.
23469 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
23472 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
23474 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
23477 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
23478 proper error message for the third argument on blendpd and
23481 * config/i386/sse.md (blendbits): New.
23482 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
23484 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
23486 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
23488 2008-03-30 Richard Guenther <rguenther@suse.de>
23490 PR middle-end/31023
23491 * fold-const.c (fold_sign_changed_comparison): Do leave
23492 conversions to base-types alone.
23494 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
23496 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
23497 the link register if one altivec register is be saved.
23499 2008-03-30 Ben Elliston <bje@au.ibm.com>
23501 * final.c (final_scan_insn): Remove if (0) code.
23503 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
23505 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
23507 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
23509 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
23510 of V4SFmode to ix86_binary_operator_ok.
23512 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
23514 * config/i386/i386.c (override_options): Initialize
23515 ix86_veclib_handler to ix86_veclibabi_svml when
23516 -mveclibabi=svml is used.
23517 (ix86_veclibabi_svml): New function for SVML ABI style
23518 vectorization support.
23519 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
23521 2008-03-28 Rafael Espíndola <espindola@google.com>
23523 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
23524 (tree_binary_nonnegative_warnv_p): Make it public.
23525 (tree_single_nonnegative_warnv_p): Make it public.
23526 (tree_invalid_nonnegative_warnv_p): Make it public.
23527 (tree_unary_nonzero_warnv_p): Make it public.
23528 (tree_binary_nonzero_warnv_p): Make it public
23529 (tree_single_nonzero_warnv_p): Make it public.
23530 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
23531 (extract_range_from_binary_expr): Split the expr argument.
23532 (extract_range_from_unary_expr): Split the expr argument.
23533 (extract_range_from_comparison): Split the expr argument.
23534 (extract_range_from_expr): Use the new aux functions.
23535 (vrp_evaluate_conditional_warnv): Use
23536 vrp_evaluate_conditional_warnv_with_ops.
23537 * tree.h (tree_unary_nonzero_warnv_p): Declare.
23538 (tree_binary_nonzero_warnv_p): Declare.
23539 (tree_single_nonzero_warnv_p): Declare.
23540 (tree_expr_nonzero_warnv_p): Declare.
23541 (tree_unary_nonnegative_warnv_p): Declare.
23542 (tree_binary_nonnegative_warnv_p): Declare.
23543 (tree_single_nonnegative_warnv_p): Declare.
23544 (tree_invalid_nonnegative_warnv_p): Declare.
23546 2008-03-28 Richard Guenther <rguenther@suse.de>
23548 PR tree-optimization/30317
23549 PR tree-optimization/30911
23550 PR tree-optimization/34793
23551 * tree-vrp.c (set_and_canonicalize_value_range): New function.
23552 (struct assert_locus_d): New member EXPR.
23553 (register_new_assert_for): Add EXPR parameter to support
23554 ASSERT_EXPR <name, expr OP limit>.
23555 (register_edge_assert_for_1): Adjust callers.
23556 (find_assert_locations): Likewise.
23557 (process_assert_insertions_for): Build condition from expression.
23558 (extract_range_from_assert): Handle ASSERT_EXPRs
23559 of the form ASSERT_EXPR <name, expr OP limit>.
23560 (register_edge_assert_for_2): New helper registering
23561 asserts for comparisons. Recognize range tests of the form
23562 (unsigned)i - CST1 OP CST2.
23563 (register_edge_assert_for_1): Use it.
23564 (register_edge_assert_for): Likewise.
23565 (needs_overflow_infinity): Integer sub-types
23566 do not need overflow infinities.
23567 (vrp_val_is_max): The extreme values of integer sub-types
23568 are those of the base type.
23569 (vrp_val_is_min): Likewise.
23570 * tree.def (ASSERT_EXPR): Document extra allowed conditional
23573 2008-03-28 Nick Clifton <nickc@redhat.com>
23576 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
23577 Return GENERAL_REGS for stack adjustment reloads.
23579 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
23582 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
23583 const_vector when all the vectors are constant.
23585 2008-03-27 Bob Wilson <bob.wilson@acm.org>
23587 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
23589 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
23590 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
23592 (s<code>_sf): Use new scc_sf attribute for opcode names.
23594 2008-03-27 Tom Tromey <tromey@redhat.com>
23596 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
23597 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
23598 config/spu/t-spu-elf, config/i386/t-interix,
23599 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
23600 config/i386/x-darwin, config/i386/x-mingw32,
23601 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
23602 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
23603 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
23604 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
23605 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
23606 config/rs6000/x-darwin, config/rs6000/t-rs6000,
23607 config/score/t-score-elf, config/arm/t-strongarm-pe,
23608 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
23609 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
23610 Revert automatic dependency patch.
23612 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
23615 * config/i386/i386.c (ix86_function_arg_boundary): Align
23616 decimal floating point to its natural boundary.
23618 2008-03-27 Richard Guenther <rguenther@suse.de>
23620 PR middle-end/35716
23621 * fold-const.c (fold_comparison): Restrict distinct decl
23622 comparison folding to VAR_DECLs and PARM_DECLs. Do not
23623 solely rely on operand_equal_p.
23625 2008-03-27 Richard Guenther <rguenther@suse.de>
23628 * c-common.c (handle_weak_attribute): Reject combination of
23631 2008-03-27 Richard Guenther <rguenther@suse.de>
23633 PR tree-optimization/32810
23634 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
23635 conversions from DECL_INITIAL.
23636 (fold_const_aggregate_ref): Likewise from constructor elements.
23638 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
23640 * tree-affine.h (aff_combination_expand): Declare.
23641 (get_inner_reference_aff): Likewise.
23642 * tree-affine.c (aff_combination_expand): Split out from
23643 tree_to_aff_combination_expand.
23644 (get_inner_reference_aff): New function.
23645 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
23646 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
23647 (struct lim_aux_data): sm_done field removed.
23648 (mem_ref_loc_p, mem_ref_locs_p): New types.
23649 (struct mem_ref): Added id, stored, accesses_in_loop,
23650 indep_loop, dep_loop, indep_ref, dep_ref fields.
23651 Removed is_stored, locs and next fields.
23652 (memory_accesses): New variable.
23653 (movement_possibility): Do not allow moving statements
23654 that store to memory.
23655 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
23657 (determine_max_movement): For statements with memory references,
23658 find the outermost loop in that the reference is independent.
23659 (move_computations_stmt): Mark the virtual operands for renaming.
23660 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
23661 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
23662 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
23663 add_vop_ref_mapping, create_vop_ref_mapping_loop,
23664 create_vop_ref_mapping, analyze_memory_references,
23665 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
23666 get_all_locs_in_loop, ref_always_accessed_p,
23667 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
23668 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
23669 store_motion_loop, store_motion): New functions.
23670 (struct vop_to_refs_elt): New type.
23671 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
23672 memref_hash, memref_eq, hoist_memory_references): Rewritten.
23673 (schedule_sm): Replaced by...
23674 (execute_sm): ... this.
23675 (determine_lsm_ref, hoist_memory_references,
23676 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
23677 find_more_ref_vops, free_mem_ref, free_mem_refs,
23678 determine_lsm_loop, determine_lsm): Removed.
23679 (tree_ssa_lim_finalize): Free data structures used by store motion.
23680 (tree_ssa_lim): Call analyze_memory_references. Use
23681 store_motion instead of determine_lsm.
23683 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23685 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
23686 rename tmake_file to m68hc11/t-m68hc11.
23687 (mcore): Set inhibit_libc to true.
23688 * config.host (alpha*-dec-*vms*): Set extra_programs.
23689 (interix3*): Don't use host_xmake_file.
23690 * configure.ac: Let config.gcc override inhibit_libc.
23691 * configure: Regenerate.
23693 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
23694 * config/t-openbsd-thread: Remove commented out lines.
23696 * config/x-interix: Remove.
23698 * config/m68hc11/t-m68hc11-gas: Rename to...
23699 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
23701 * config/mcore/t-mcore: Remove T_CFLAGS.
23702 * config/mcore/t-mcore-pe: Likewise.
23704 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
23706 * configure.ac: Replace custom __GNU_SOURCE test with
23707 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
23708 * aclocal.m4: Regenerate.
23709 * configure: Regenerate.
23710 * config.in: Regenerate.
23712 2008-03-27 Richard Guenther <rguenther@suse.de>
23714 * fold-const.c (target.h): Include.
23715 (fold_comparison): Fold comparison of addresses of decls
23716 that bind locally or of constants. Consolidate address folding code.
23717 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
23718 results from fold_binary_to_constant.
23719 (compare_values_warnv): Likewise.
23721 2008-03-27 Andrew Pinski <pinskia@gmail.com>
23723 PR middle-end/35429
23724 * fold-const.c (fold_truthop): Check for integeral types when folding
23725 a == 0 && b == 0 and a != 0 || b != 0 .
23727 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
23729 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
23731 2008-03-26 Andreas Schwab <schwab@suse.de>
23733 * doc/invoke.texi: Fix use of @item vs. @itemx.
23735 2008-03-26 Tom Tromey <tromey@redhat.com>
23737 * Makefile.in (build/gensupport.o, build/print-rtl.o,
23738 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
23739 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
23740 build/gencodes.o, build/genconditions.o, build/genconfig.o,
23741 build/genconstants.o, build/genemit.o, build/genextract.o,
23742 build/genflags.o, build/genmddeps.o, build/genopinit.o,
23743 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
23746 2008-03-26 Richard Guenther <rguenther@suse.de>
23749 2008-03-26 Richard Guenther <rguenther@suse.de>
23751 * fold-const.c (target.h): Include.
23752 (fold_comparison): Fold comparison of addresses of two decls
23753 that bind locally. Consolidate address folding code.
23755 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23757 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
23758 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
23759 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
23760 dconstsqrt2, dconstthird, dconste and/or dconst10.
23761 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
23762 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
23763 dconstsqrt2, dconste): Delete.
23764 (init_emit_once): Likewise. Simplify initializing dconstm1.
23766 * real.c (get_real_const): New.
23767 * real.h (dconst3, dconst10, dconstm2, dconstthird,
23768 dconstsqrt2, dconste): Delete.
23769 (real_value_const, get_real_const): New.
23771 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
23773 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
23775 * config/i386/i386.c (ix86_function_arg_boundary): Check
23776 BIGGEST_ALIGNMENT instead of 128.
23777 (setup_incoming_varargs_64): Likewise.
23779 2008-03-26 Tom Tromey <tromey@redhat.com>
23781 * Makefile.in (DEPFILES): Add missing '/'.
23783 2008-03-26 Richard Guenther <rguenther@suse.de>
23785 * fold-const.c (target.h): Include.
23786 (fold_comparison): Fold comparison of addresses of two decls
23787 that bind locally. Consolidate address folding code.
23789 2008-03-26 Nick Clifton <nickc@redhat.com>
23792 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23793 not allow INT+INT as a legitimate addressing mode.
23795 2008-03-26 Richard Guenther <rguenther@suse.de>
23797 * tree-flow.h (widen_bitfield): Remove declaration.
23798 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23799 (widen_bitfield): Remove function.
23800 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23803 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23806 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23809 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23811 PR rtl-optimization/35232
23812 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23813 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23814 reg_reloaded_call_part_clobbered here.
23815 (reload_regs_reach_end_p): New function.
23816 (reload_reg_rtx_for_input): New variable.
23817 (reload_reg_rtx_for_output): Likewise.
23818 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23819 when reassigning a pseudo register. Load reloadreg from
23820 reload_reg_rtx_for_input, moving the mode and register
23822 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23823 instead of the original when deciding whether an input reload
23824 would be a no-op or whether an output reload can be deleted.
23825 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23826 when setting up new_spill_reg_store. Load it from
23827 reload_reg_rtx_for_output, moving the mode and register
23829 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23830 instead of the original when deciding whether an output reload
23831 would be a no-op. Do the same when modifying insn notes.
23832 Use rtx_equal_p instead of == to compare the registers.
23833 (inherit_piecemeal_p): Take a mode and two register numbers
23835 (emit_reload_insns): Clear new_spill_reg_store for every hard
23836 register in the reload register. Remove spill registers
23837 from reg_reloaded_valid before considering whether to record
23838 inheritance information for them. Use reload_reg_rtx_for_output
23839 instead of reg_rtx when recording output reloads. Use
23840 reload_reg_rtx_for_input instead of reg_rtx when recording
23841 input reloads. Set or clear reg_reloaded_call_part_clobbered
23842 at the same time as setting reg_reloaded_valid.
23843 (delete_output_reload): Add a new_reload_reg parameter and use it
23844 instead of rld[j].reg_rtx.
23845 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23848 2008-03-25 Tom Tromey <tromey@redhat.com>
23850 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23851 (build/genattr.o): Likewise.
23852 (build/genattrtab.o): Likewise.
23853 (build/gencodes.o): Likewise.
23854 (build/genconfig.o): Likewise.
23855 (build/genconstants.o): Likewise.
23856 (build/genemit.o): Likewise.
23857 (build/genextract.o): Likewise.
23858 (build/genflags.o): Likewise.
23860 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23862 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23863 instead of size_int for integer types.
23864 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23865 to match type of MINUS_EXPR.
23867 2008-03-25 Tom Tromey <tromey@redhat.com>
23869 * configure: Rebuilt.
23870 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23873 2008-03-25 Tom Tromey <tromey@redhat.com>
23875 * config/x-solaris (host-solaris.o): Update.
23876 * config/x-linux (host-linux.o): Update.
23877 * config/x-hpux (host-hpux.o): Update.
23878 * config/x-darwin (host-darwin.o): Update.
23879 * config/v850/t-v850e (v850-c.o): Update.
23880 * config/v850/t-v850 (v850-c.o): Update.
23881 * config/t-vxworks (vxworks.o): Update.
23882 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23883 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23884 * config/spu/t-spu-elf (spu-c.o): Update.
23886 * config/sh/t-symbian (sh-c.o): Update.
23887 (symbian.o): Update.
23888 * config/sh/t-sh (sh-c.o): Update.
23889 * config/score/t-score-elf (score7.o, score3.o): Update.
23890 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23891 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23892 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23893 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23894 (rs6000.o): Remove.
23895 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23896 * config/m32c/t-m32c (m32c-pragma.o): Update.
23897 * config/ia64/t-ia64 (ia64-c.o): Update.
23898 * config/i386/x-mingw32 (host-mingw32.o): Update.
23899 * config/i386/x-i386 (driver-i386.o): Update.
23900 * config/i386/x-darwin (host-i386-darwin.o): Update.
23901 * config/i386/x-cygwin (host-cygwin.o): Update.
23902 * config/i386/t-nwld (nwld.o): Update.
23903 * config/i386/t-netware (netware.o): Update.
23904 * config/i386/t-interix (winnt.o): Update.
23905 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23906 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23907 msformat-c.o): Update.
23908 * config/bfin/t-bfin-linux (generated_files): Add
23909 linux-sysroot-suffix.h.
23910 * config/arm/t-wince-pe (pe.o): Update.
23911 * config/arm/t-strongarm-pe (pe.o): Update.
23912 * config/arm/t-pe (pe.o): Update.
23913 * config/arm/t-arm (arm-c.o): Update.
23914 * doc/install.texi (Prerequisites): Require make 3.80.
23915 * Makefile.in: Remove .o targets.
23916 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23917 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23918 (simple_generated_h, simple_generated_c): Move earlier.
23919 (generated_files): New variable.
23920 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23921 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23922 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23923 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23924 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23925 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23926 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23927 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23928 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23929 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23930 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23931 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23933 (COMPILE.base, COMPILE): New variables.
23934 (%.o): New pattern rule.
23935 (ALL_HOST_OBJS): New variable.
23936 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23937 (dummy-checksum.o, cc1-checksum.o): Remove.
23938 (DRIVER_SHLIB): New variable.
23939 (DRIVER_DEFINES): Use it.
23940 (gencondmd.c): Move out of build/.
23941 (s-conditions): Update.
23942 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23943 (ALL_BUILD_OBJS): Likewise.
23944 (build/%.o): Use BUILDCOMPILE.
23945 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23946 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23947 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23948 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23949 build/genconfig.o, build/genconstants.o, build/genemit.o,
23950 build/genextract.o, build/genflags.o, build/genmddeps.o,
23951 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23952 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23953 build/gen-protos.o, build/scan.o, build/fix-header.o,
23954 build/scan-decls.o): Simplify.
23955 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23956 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23957 prefix.o, toplev.o): Reduce to variable setting.
23958 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23959 ($(out_object_file), gcc-options.o): New targets.
23960 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23961 * configure: Rebuilt.
23962 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23963 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23965 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23967 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23968 complain when we hit an error, return ERROR_MARK_NODE.
23970 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23972 * config/sh/constraints.md (Pso, Psz): New constraints.
23973 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23974 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23976 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23978 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23979 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23981 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23983 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23984 (prefetch_sh2a): New.
23986 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23987 Naveen.H.S <naveen.hs@kpitcummins.com>
23989 * config/sh/constraints.md (I28): New constraint.
23990 * config/sh/sh.c (broken_move): Add support for movi20s.
23991 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23993 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23994 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23995 Naveen.H.S <naveen.hs@kpitcummins.com>
23997 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23998 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23999 (print_operand): Handle resbank in %@ operand code.
24000 (sh_encode_section_info): New.
24001 (push_regs): Add conditions for resbank.
24002 (sh_expand_epilogue): Likewise.
24003 (sh_insert_attributes): Likewise.
24004 (sh_attribute_table): Likewise.
24005 (sh_handle_resbank_handler_attribute): New.
24006 (sh2a_handle_function_vector_handler_attribute): New.
24007 (sh2a_is_function_vector_call): New.
24008 (sh2a_get_function_vector_number): New.
24009 (sh2a_function_vector_p): New.
24010 (sh_cfun_resbank_handler_p): New.
24011 * config/sh/sh.md (calli): Emit jsr/n if possible.
24012 (calli_tbr_rel): New.
24013 (calli_pcrel): Emit jsr/n if possible.
24014 (return_i): Emit rts/n if possible.
24015 (call_valuei_tbr_rel): New.
24016 (call_valuei_pcrel): Add condition for SH2A target.
24017 (call_value): Likewise.
24018 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
24019 (sh2a_get_function_vector_number): Likewise.
24020 (sh2a_is_function_vector_call): Likewise.
24021 * doc/extend.texi: Document TBR relative addressing of SH2A.
24022 (resbank): Add description for SH2A.
24024 2008-03-24 Richard Guenther <rguenther@suse.de>
24027 * gimplify.c (gimplify_modify_expr): For frontend type-correct
24028 pointer assignments change conversions according to middle-end rules.
24029 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
24030 * configure.ac: Include type checking in yes.
24031 * configure: Regenerate.
24033 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24035 * diagnostic.c (diagnostic_count_diagnostic): Delete.
24036 (diagnostic_report_diagnostic): Update. Handle ICEs here.
24038 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
24040 * gthr-vxworks.h (UNUSED): Define.
24042 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
24044 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
24046 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
24048 * doc/extend.texi (Function Attributes): Add missing comma in the
24049 example of the "alloc_size" attribute.
24051 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
24054 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24056 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24059 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24062 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24063 of the underlying type of a MS bitfield layout to the natural
24064 alignment of the type.
24066 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24068 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24069 to their natural alignment to avoid store forwarding stalls.
24071 2008-03-22 Richard Guenther <rguenther@suse.de>
24073 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
24074 For PHI nodes verify the address is invariant.
24075 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
24076 (get_symbol_constant_value): Use is_gimple_min_invariant.
24077 (maybe_fold_stmt_indirect): Likewise.
24079 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
24081 PR rtl-optimization/33927
24082 * Makefile.in (dse.o): Depend on $(TM_P_H).
24083 * expr.h (extract_low_bits): Declare.
24084 * expmed.c (extract_low_bits): New function.
24085 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
24086 * dse.c: Include tm_p.h.
24087 (find_shift_sequence): Remove the read_reg argument and return the
24088 read value. Emit the instructions instead of returning them.
24089 Iterate on new_mode rather than calculating it each time.
24090 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
24091 source to NEW_MODE and extract_low_bits to convert the shifted
24092 value to READ_MODE.
24093 (replace_read): Allow the load and store to have different mode
24094 classes. Use extract_low_bits when SHIFT == 0. Create the shift
24095 or extraction instructions before trying the replacement. Update
24096 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
24098 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
24100 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
24101 to their natural alignment to avoid store forwarding stalls.
24103 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
24106 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
24107 encouraging but not allowing gprs for input;
24108 change the input constraint to !f#r.
24109 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
24111 change the output constraint to !f#r.
24113 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
24116 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
24117 corresponding post-reload splitters.
24118 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
24119 when x87 FP math is selected.
24120 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
24121 New function prototype.
24122 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
24123 unreachable function to ease macroization of insn patterns.
24125 2008-03-21 Martin Jambor <mjambor@suse.cz>
24127 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
24128 reference dumps if ddr is NULL or dependence is unknown.
24130 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24132 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
24133 unsigned extension into account.
24134 (ATOMIC_COMPARE_AND_SWAP): Likewise.
24135 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
24136 Do computations on a scratch register.
24138 2008-03-21 Richard Guenther <rguenther@suse.de>
24140 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
24141 Use is_gimple_min_invariant instead of TREE_INVARIANT.
24142 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
24143 * tree-ssa-dom.c (record_equality): Likewise.
24144 * tree-inline.c (copy_body_r): Likewise.
24145 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
24148 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
24150 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
24151 as 'delete_unused' argument.
24153 2008-03-20 Richard Guenther <rguenther@suse.de>
24155 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24156 special casing of constant qualifiers.
24157 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
24158 care about them in general.
24159 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
24160 regardless of their type.
24161 (fold_stmt_r): Forcefully fold *& if we end up with that.
24163 2008-03-20 Paul Brook <paul@codesourcery.com>
24165 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
24166 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
24168 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
24170 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
24171 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
24173 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
24175 * common.opt (Wmudflap): New option.
24176 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
24177 (mx_register_decls): Likewise.
24178 (mudflap_finish_file): Likewise.
24179 * doc/invoke.texi: Document -Wno-mudflap.
24181 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
24183 * c-format.c (replace_format_name_to_system_name): New.
24184 (cmp_attribs): New.
24185 (convert_format_name_to_system_name): New.
24186 (decode_format_attr): Add use of convert_format_name_to_system_name.
24187 (format_types_orig): Add gnu_ prefix to names.
24188 (check_format_info_main): Special treating of \0 escaped names for
24189 supporting multi-character format specifiers as I32, I64.
24190 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
24191 (gnu_target_overrides_format_attributes): New.
24192 * c-format.h: Add structure target_ovr_attr to hold
24193 system specific formatter names.
24194 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
24195 msformat-c.o file to c_target_objs and cxx_target_objs.
24196 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24197 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
24198 (TARGET_N_FORMAT_TYPES): New.
24199 * config/i386/msformat-c.c: New.
24200 * config/i386/t-cygming: Add build rule for msformat-c.o.
24201 * doc/extend.texi: Add new format names gnu_* and ms_* and
24203 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
24205 2008-03-20 Ira Rosen <irar@il.ibm.com>
24207 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
24208 optimizations turned on under -O3.
24209 (ftree-vectorize): Add that the flag is turned on with -O3.
24211 2008-03-20 Ben Elliston <bje@au.ibm.com>
24213 * regmove.c (try_auto_increment): Fix spelling error in comment.
24214 * final.c (final_scan_insn): Likewise.
24216 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
24219 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
24220 allocator preferences for "y" and "r" class registers.
24221 ("*mov<mode>_internal"): Ditto.
24222 ("*movv2sf_internal_rex64"): Ditto.
24223 ("*movv2sf_internal"): Ditto.
24225 2008-03-19 Michael Matz <matz@suse.de>
24227 PR middle-end/35616
24228 * calls.c (expand_call): Check overlap of arguments with call
24229 address for sibcalls.
24231 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
24234 * stor-layout.c (update_alignment_for_field): Set minimum alignment
24235 of the underlying type of a MS bitfield layout to the natural
24236 alignment of the type.
24238 2008-03-19 Jan Hubicka <jh@suse.cz>
24241 * toplev.c (decode_d_option): Handle all CPP flags.
24242 * tree-vrp.c: Update tree_pass descriptors.
24243 * regrename.c: Update tree_pass descriptors.
24244 * fwprop.c: Update tree_pass descriptors.
24245 * doc/invoke.texi: Remove documentation of dropped -d? flags.
24246 * tree-into-ssa.c: Update tree_pass descriptors.
24247 * tree-dump.c: Update tree_pass descriptors.
24248 * tree-complex.c: Update tree_pass descriptors.
24249 * tree-dump.h: Update tree_pass descriptors.
24250 * see.c: Update tree_pass descriptors.
24251 * cgraphbuild.c: Update tree_pass descriptors.
24252 * tracer.c: Update tree_pass descriptors.
24253 * tree-loop-distribution.c: Update tree_pass descriptors.
24254 * cgraph.c: Update tree_pass descriptors.
24255 * postreload-gcse.c: Update tree_pass descriptors.
24256 * postreload.c: Update tree_pass descriptors.
24257 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
24258 * tree-tailcall.c: Update tree_pass descriptors.
24259 * tree-pass.h (tree_opt_pass): Rename to ...
24260 (opt_pass) ... this one; add "type" field and remove letter field.
24261 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
24262 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
24263 all_lowering_passes): Update declaration.
24264 * ipa-cp.c: Update tree_pass descriptors.
24265 * final.c: Update tree_pass descriptors.
24266 * omp-low.c: Update tree_pass descriptors.
24267 * tree-ssa-dse.c: Update tree_pass descriptors.
24268 * ipa-reference.c: Update tree_pass descriptors.
24269 * tree-ssa-uncprop.c: Update tree_pass descriptors.
24270 * auto-inc-dec.c: Update tree_pass descriptors.
24271 * reorg.c: Update tree_pass descriptors.
24272 * cgraphunit.c: Update tree_pass descriptors.
24273 * tree-ssa-copyrename.c: Update tree_pass descriptors.
24274 * tree-ssa-ccp.c: Update tree_pass descriptors.
24275 * df-core.c: Update tree_pass descriptors.
24276 * mode-switching.c: Update tree_pass descriptors.
24277 * tree-nomudflap.c: Update tree_pass descriptors.
24278 * modulo-sched.c: Update tree_pass descriptors.
24279 * ipa-pure-const.c: Update tree_pass descriptors.
24280 * cse.c: Update tree_pass descriptors.
24281 * web.c: Update tree_pass descriptors.
24282 * tree-stdarg.c: Update tree_pass descriptors.
24283 * tree-ssa-math-opts.c: Update tree_pass descriptors.
24284 * tree-ssa-dom.c: Update tree_pass descriptors.
24285 * tree-nrv.c: Update tree_pass descriptors.
24286 * tree-ssa-alias.c: Update tree_pass descriptors.
24287 * loop-init.c: Update tree_pass descriptors.
24288 * gimple-low.c: Update tree_pass descriptors.
24289 * ipa-inline.c: Update tree_pass descriptors.
24290 * tree-ssa-sink.c: Update tree_pass descriptors.
24291 * global.c: Update tree_pass descriptors.
24292 * ifcvt.c: Update tree_pass descriptors.
24293 * jump.c: Update tree_pass descriptors.
24294 * predict.c: Update tree_pass descriptors.
24295 * tree-ssa-loop.c: Update tree_pass descriptors.
24296 * recog.c: Update tree_pass descriptors.
24297 * dse.c: Update tree_pass descriptors.
24298 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
24299 * tree-eh.c: Update tree_pass descriptors.
24300 * regmove.c: Update tree_pass descriptors.
24302 * function.c: Update tree_pass descriptors.
24303 * tree-vectorizer.c: Update tree_pass descriptors.
24304 * gcse.c: Update tree_pass descriptors.
24305 * ipa-type-escape.c: Update tree_pass descriptors.
24306 * tree-if-conv.c: Update tree_pass descriptors.
24307 * init-regs.c: Update tree_pass descriptors.
24308 * ipa.c: Update tree_pass descriptors.
24309 * tree-ssa-phiopt.c: Update tree_pass descriptors.
24310 * rtl-factoring.c: Update tree_pass descriptors.
24311 * lower-subreg.c: Update tree_pass descriptors.
24312 * bt-load.c: Update tree_pass descriptors.
24313 * tree-dfa.c: Update tree_pass descriptors.
24314 * except.c: Update tree_pass descriptors.
24315 * emit-rtl.c: Update tree_pass descriptors.
24316 * cfgexpand.c: Update tree_pass descriptors.
24317 * tree-cfgcleanup.c: Update tree_pass descriptors.
24318 * cfgcleanup.c: Update tree_pass descriptors.
24319 * tree-ssa-pre.c: Update tree_pass descriptors.
24320 * tree-sra.c: Update tree_pass descriptors.
24321 * tree-mudflap.c: Update tree_pass descriptors.
24322 * tree-ssa-copy.c: Update tree_pass descriptors.
24323 * cfglayout.c: Update tree_pass descriptors.
24324 * tree-ssa-forwprop.c: Update tree_pass descriptors.
24325 * tree-ssa-dce.c: Update tree_pass descriptors.
24326 * tree-ssa.c: Update tree_pass descriptors.
24327 * regclass.c: Update tree_pass descriptors.
24328 * integrate.c: Update tree_pass descriptors.
24329 * tree-optimize.c: Update tree_pass descriptors.
24330 * tree-ssa-phiprop.c: Update tree_pass descriptors.
24331 * tree-object-size.c: Update tree_pass descriptors.
24332 * combine.c: Update tree_pass descriptors.
24333 * tree-outof-ssa.c: Update tree_pass descriptors.
24334 * bb-reorder.c: Update tree_pass descriptors.
24335 * stack-ptr-mod.c: Update tree_pass descriptors.
24336 * var-tracking.c: Update tree_pass descriptors.
24337 * tree-profile.c: Update tree_pass descriptors.
24338 * tree-vect-generic.c: Update tree_pass descriptors.
24339 * reg-stack.c: Update tree_pass descriptors.
24340 * sched-rgn.c: Update tree_pass descriptors.
24341 * tree-ssa-structalias.c: Update tree_pass descriptors.
24342 * tree-cfg.c: Update tree_pass descriptors.
24343 * passes.c (current_pass): Update declaration.
24344 (finish_optimization_passes): Update.
24345 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
24346 (register_one_dump_file, register_dump_files_1, next_pass_1):
24348 (init_optimization_passes): Update handling of new types.
24349 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
24350 * ipa-struct-reorg.c: Update tree_pass descriptors.
24351 * tree-ssa-reassoc.c: Update tree_pass descriptors.
24352 * combine-stack-adj.c: Update tree_pass descriptors.
24353 * cfgrtl.c: Update tree_pass descriptors.
24354 * dce.c: Update tree_pass descriptors.
24355 * tree-ssanames.c: Update tree_pass descriptors.
24357 2008-03-19 Richard Guenther <rguenther@suse.de>
24359 PR middle-end/35609
24360 * tree-ssa.c (walk_data): New structure.
24361 (warn_uninitialized_var): If not always_executed warn with "maybe"
24363 (execute_early_warn_uninitialized): Compute post-dominators.
24364 Initialize always_executed before processing each basic block.
24366 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
24369 * config/i386/i386.c (x86_this_parameter): Calculate correct location
24370 of "this" pointer when "regparm = N" or "fastcall" is in effect.
24372 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24374 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
24376 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
24378 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
24380 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
24381 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
24382 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
24383 target after ignore has been set, and move there also the commputation
24384 of subtarget and original_target.
24385 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
24386 (LANG_HOOKS_INITIALIZER): Remove it.
24387 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
24389 2008-03-18 Richard Guenther <rguenther@suse.de>
24391 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
24392 found an expression with constants, note that in the VN for the lhs.
24393 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
24394 fold them to constants if possible. Run cleanup_cfg if done so.
24395 (execute_pre): Return todo.
24396 (do_pre): Likewise.
24397 (execute_fre): Likewise.
24398 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
24400 (get_prop_source_stmt): Look through pointer conversions.
24402 2008-03-18 Jan Hubicka <jh@suse.cz>
24404 * tree-pretty-print.c: Include predict.h.
24405 (dump_generic_node): Dump predictor.
24406 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
24407 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
24408 * gimple-low.c (lower_stmt): Likewise.
24409 * expr.c (expand_expr_real): Likewise.
24410 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
24412 (build_predict_expr, build_predict_expr): New.
24413 * predict.h (predictor_name, build_predict_expr): Update.
24414 * c-typeck.c (c_finish_bc_stmt): Add prediction.
24415 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
24416 * predict.def (PRED_CONTINUE): Update hitrate.
24417 * tree.def (PREDICT_EXPR): Define.
24418 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
24419 do not handle BIND_EXPR.
24420 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
24421 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
24422 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
24425 2008-03-18 Michael Matz <matz@suse.de>
24427 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
24429 2008-03-18 Richard Guenther <rguenther@suse.de>
24431 * tree-gimple.h (is_gimple_invariant_address): Declare.
24432 (is_gimple_constant): Likewise.
24433 * tree-gimple.c (is_gimple_constant): New function.
24434 (is_gimple_invariant_address): Likewise.
24435 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
24436 and is_gimple_invariant_address.
24437 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
24439 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
24440 an addressable base.
24442 2008-03-18 Jakub Jelinek <jakub@redhat.com>
24444 PR middle-end/35611
24445 * gimplify.c (gimplify_expr): Gimplify second operand of
24448 2008-03-17 Richard Guenther <rguenther@suse.de>
24450 PR tree-optimization/19637
24451 * fold-const.c (fold_unary): Remove restrictions of removing
24452 intermediate pointer-conversions (P2)(P1)P0.
24453 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
24454 conversion to void pointer.
24455 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
24457 2008-03-16 James E. Wilson <wilson@tuliptree.org>
24460 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
24461 emulated thread local variables.
24463 2008-03-16 Richard Guenther <rguenther@suse.de>
24465 PR middle-end/35607
24466 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
24467 expand TREE_INVARIANT operations that are not gimple invariant.
24469 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
24471 * doc/extend.texi (Alignment): Say that the ABI controls
24472 the __alignof__ for non-strict-alignment targets rather
24473 than being a recommendation.
24475 2008-03-15 Paul Brook <paul@codesourcery.com>
24477 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
24479 (arm_output_fn_unwind): Mark functions that can not be unwound.
24481 2008-03-15 Paul Brook <paul@codesourcery.com>
24483 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
24484 extension instructions.
24486 2008-03-15 Richard Guenther <rguenther@suse.de>
24488 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
24489 and fold constant aggregate refs.
24490 (fold_const_aggregate_ref): Handle string constants
24491 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
24492 (evaluate_stmt): Simplify now that ccp_fold folds constant
24495 2008-03-15 Paul Brook <paul@codesourcery.com>
24497 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
24498 (extzv): Use gen_extzv_t2.
24499 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
24501 2008-03-15 Richard Guenther <rguenther@suse.de>
24503 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
24504 (fold_const_aggregate_ref): Likewise.
24505 (get_value): Return NULL if we don't have any values.
24506 (ccp_finalize): Set const_val to NULL after freeing it.
24507 * tree-flow.h (get_symbol_constant_value): Declare.
24508 (fold_const_aggregate_ref): Likewise.
24509 * tree-ssa-sccvn.c (try_to_simplify): Use them.
24511 2008-03-15 Richard Guenther <rguenther@suse.de>
24513 PR middle-end/35593
24514 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
24515 to not produce negative array indices if not allowed. Add
24516 parameter to indicate that.
24517 (maybe_fold_offset_to_component_ref): Allow negative array
24518 indices only for the first member of a structure.
24519 (maybe_fold_offset_to_reference): Allow negative array indices.
24520 (maybe_fold_stmt_addition): Likewise.
24522 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
24523 Anatoly Sokolov <aesok@post.ru>
24525 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
24526 (avr_arch): Add ARCH_AVR6.
24527 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
24528 (initial_elimination_offset): Initialize and use 'avr_pc_size'
24529 instead of fixed value 2.
24530 (print_operand_address): Use gs() asm specifier instead of pm().
24531 (avr_assemble_integer): (Ditto.).
24532 (avr_output_addr_vec_elt): (Ditto.).
24533 (print_operand): Handle "!" code.
24534 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
24535 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
24536 (AVR_HAVE_EIJMP_EICALL): Define.
24537 (AVR_3_BYTE_PC): Redefine.
24538 (AVR_2_BYTE_PC): (Ditto.).
24539 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
24540 (LINK_SPEC): Add atmega2560 and atmega2561.
24541 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
24543 * config/avr/avr.md (call_insn): Use eicall instead of icall
24544 for 3 byte PC devices.
24545 (call_value_insn): (Ditto.).
24546 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
24547 (indirect_jump): Use only for for 2 byte PC devices.
24548 (*tablejump): (Ditto.).
24549 (*indirect_jump_avr6): Add insn.
24550 (*tablejump_rjmp): Don't use for 3 byte PC devices.
24551 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
24552 instead of ijmp for 3 byte PC devices.
24553 (__tablejump2__): (Ditto.).
24554 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
24555 (MULITLIB_DIRNAMES): (Ditto.).
24556 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
24558 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
24560 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
24561 "sse2_umulsidi3". Use V1DI mode for operand 0.
24562 ("mmx_psadbw"): Use V1DI mode for operand 0.
24563 * config/i386/i386-modes.def (V1SI): New vector mode.
24564 * config/i386/i386.c (struct builtin_description)
24565 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
24566 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
24567 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
24568 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
24569 v1di_ftype_v8qi_v8qi type.
24570 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
24572 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
24573 __builtin_ia32_pmuludq]: Fix the mode of return value.
24575 2008-03-15 Richard Guenther <rguenther@suse.de>
24577 PR middle-end/35595
24578 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
24581 2008-03-14 Bob Wilson <bob.wilson@acm.org>
24583 * doc/invoke.texi (Option Summary, Xtensa Options): Document
24584 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
24585 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
24586 unless TARGET_SERIALIZE_VOLATILE is enabled.
24587 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
24588 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
24589 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
24591 2008-03-14 Richard Guenther <rguenther@suse.de>
24593 PR tree-optimization/34172
24594 * tree-flow.h (refs_may_alias_p): Declare.
24595 (get_single_def_stmt): Likewise.
24596 (get_single_def_stmt_from_phi): Likewise.
24597 (get_single_def_stmt_with_phi): Likewise.
24598 * tree-dfa.c (refs_may_alias_p): New function.
24599 (get_single_def_stmt): Likewise.
24600 (get_single_def_stmt_from_phi): Likewise.
24601 (get_single_def_stmt_with_phi): Likewise.
24602 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
24603 (vn_reference_lookup_1): New helper function.
24604 (vn_reference_lookup): Walk the virtual use-def chain to
24605 continue searching for a match if the def does not alias the
24606 reference we are looking for.
24608 2008-03-14 David Edelsohn <edelsohn@gnu.org>
24610 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
24611 archive and Perzl. Update The Written Word listing.
24613 2008-03-14 Richard Guenther <rguenther@suse.de>
24615 PR tree-optimization/34043
24616 PR tree-optimization/33989
24617 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
24619 (bitmap_find_leader): Use extra argument to verify dominance
24620 relationship inside a basic-block.
24621 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
24622 (find_leader_in_sets): Adjust.
24623 (create_component_ref_by_pieces): Take extra argument for
24624 dominance check, handle lookup failures.
24625 (find_or_generate_expression): Likewise.
24626 (create_expression_by_pieces): Likewise.
24627 (insert_into_preds_of_block): Adjust.
24628 (create_value_expr_from): If asked for, verify all operands
24629 are in the blocks AVAIL_OUT set.
24630 (make_values_for_stmt): Check for SSA_NAMEs that are life
24631 over an abnormal edge.
24632 (compute_avail): Remove such check.
24633 (do_SCCVN_insertion): New function.
24634 (eliminate): If we do not find a leader suitable for replacement
24635 insert a replacement expression from SCCVN if available.
24636 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
24637 (struct vn_ssa_aux): Add needs_insertion flag.
24638 * tree-ssa-sccvn.c (may_insert): New global flag.
24639 (copy_reference_ops_from_ref): Value-number union member access
24640 based on its size, not type and member if insertion is allowed.
24641 (visit_reference_op_load): For a weak match from union type
24642 punning lookup a view-converted value and insert a SSA_NAME
24643 for that value if that is not found.
24644 (visit_use): Make dumps shorter. Do not disallow value numbering
24645 SSA_NAMEs that are life over an abnormal edge to constants.
24646 (free_scc_vn): Release inserted SSA_NAMEs.
24647 (run_scc_vn): New flag to specify whether insertion is allowed.
24648 Process SSA_NAMEs in forward order.
24649 * tree-ssa-loop-im.c (for_each_index): Handle invariant
24650 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
24651 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
24652 pointer type to/from integral types that do not change the
24653 precision to regular conversions.
24655 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24657 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24658 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24659 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
24660 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
24661 input arguments and the mode of return value. Built-in functions
24662 that operate on whole 64-bit MMX register now use V1DI mode.
24664 2008-03-13 Alon Dayan <alond@il.ibm.com>
24665 Olga Golovanevsky <olga@il.ibm.com>
24667 PR tree-optimization/35041
24668 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
24669 to locate the right position in a statement.
24671 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
24675 * config/i386/xmmintrin.h: Change all static inline functions to
24676 extern inline and add __gnu_inline__ attribute.
24677 * config/i386/bmintrin.h: Ditto.
24678 * config/i386/smmintrin.h: Ditto.
24679 * config/i386/tmmintrin.h: Ditto.
24680 * config/i386/mmintrin-common.h: Ditto.
24681 * config/i386/ammintrin.h: Ditto.
24682 * config/i386/emmintrin.h: Ditto.
24683 * config/i386/pmmintrin.h: Ditto.
24684 * config/i386/mmintrin.h: Ditto.
24685 * config/i386/mm3dnow.h: Ditto.
24687 2008-03-13 Jakub Jelinek <jakub@redhat.com>
24689 PR middle-end/35185
24690 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
24691 (lower_omp_2): New function.
24692 (lower_omp_1, lower_omp): Rewritten.
24694 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
24697 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
24698 with the phrase "Microsoft Windows compilers".
24699 (Push/Pop Macro Pragmas): New subsection. Document
24700 #pragma push_macro and pragma pop_macro.
24702 2008-03-12 Paul Brook <paul@codesourcery.com>
24704 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
24706 2008-03-12 Paul Brook <paul@codesourcery.com>
24708 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
24709 (thumb2_alusi3_short): Exclude PLUS and MINUS.
24710 (thumb2_addsi_shortim): Rename ...
24711 (thumb2_addsi_short): ... to this. Allow register operands.
24712 (thumb2_subsi_short): New pattern.
24713 (thumb2_one_cmplsi2_short,
24714 thumb2_negsi2_short): New patterns and peepholes.
24716 2008-03-12 Paul Brook <paul@codesourcery.com>
24718 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
24720 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
24722 * config/i386/i386.md (int_cond): New code iterator.
24724 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
24725 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
24726 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
24727 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
24728 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
24729 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
24730 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
24731 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
24733 2008-03-12 Paul Brook <paul@codesourcery.com>
24735 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
24736 instead of {arm,thumb}_compute_save_reg_mask.
24737 (output_return_instruction): Ditto.
24738 (thumb_unexpanded_epilogue): Ditto.
24739 (thumb1_expand_prologue): Ditto.
24740 (thumb1_output_function_prologue): Ditto.
24741 (arm_set_return_address): Ditto.
24742 (thumb_set_return_address): Ditto.
24743 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
24744 regs to achieve stack alignment.
24745 (thumb1_compute_save_reg_mask): Fix compiler warning.
24746 (arm_output_epilogue): Use offsets->saved_regs_mask.
24747 Adjust stack pointer by poping call clobered registers.
24748 (arm_expand_prologue): Use offsets->saved_regs_mask.
24749 Adjust stack pointer by pushing extra registers.
24750 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
24752 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
24755 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
24756 conversion to the operands of a multiplication.
24758 2008-03-12 Richard Guenther <rguenther@suse.de>
24760 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
24761 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
24762 * timevar.def (TV_TREE_PHIPROP): Add.
24763 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
24764 pass description. Use TV_TREE_PHIPROP.
24765 * tree-ssa-forwprop.c: Remove phiprop code.
24767 2008-03-12 Jakub Jelinek <jakub@redhat.com>
24769 PR middle-end/35549
24770 * omp-low.c (maybe_lookup_decl): Constify first argument.
24771 (use_pointer_for_field): Change last argument from bool to
24772 omp_context *. Disallow shared copy-in/out in nested
24773 parallel if decl is shared in outer parallel too.
24774 (build_outer_var_ref, scan_sharing_clauses,
24775 lower_rec_input_clauses, lower_copyprivate_clauses,
24776 lower_send_clauses, lower_send_shared_vars): Adjust callers.
24778 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
24779 Ira Rosen <irar@il.ibm.com>
24781 * tree-vectorizer.c (free_stmt_vec_info): New function.
24782 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24783 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24784 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24785 * tree-vect-transform.c (vectorizable_conversion): Free
24786 vec_oprnds0 if it was allocated.
24787 (vect_permute_store_chain): Remove unused VECs.
24788 (vectorizable_store): Free VECs that are allocated in the..
24790 (vect_transform_strided_load, vectorizable_load): Likewise.
24791 (vect_remove_stores): Simplify the code.
24792 (vect_transform_loop): Move code to vect_remove_stores().
24793 Call vect_remove_stores() and free_stmt_vec_info().
24795 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24797 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24798 TARGET_HPUX. Revise comment.
24799 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24800 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24801 Use sr4 variant of `be' instruction when not generating PIC code.
24802 (attr_length_call): Adjust for above change.
24804 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24806 * ipa-reference.c (static_execute): Remove module_statics_const and
24807 associated setting code.
24809 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24812 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24813 predicate for operand 1.
24814 (paritysi2_cmp): Use register_operand predicate for operand 2.
24815 Use earlyclobber modifier for operand 1. Remove support for
24817 (paritydi2_cmp): Use register_operand predicate for operand 3.
24818 Use earlyclobber modifier for operand 1. Remove support for
24821 2008-03-11 Paul Brook <paul@codesourcery.com>
24822 Vladimir Prus <vladimir@codesourcery.com>
24824 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24825 (arm_compute_save_reg0_reg12_mask): Always
24826 check if register 11 must be saved. Always safe hard frame pointer
24827 when frame_pointer_needeed.
24828 (arm_compute_save_reg_mask): Save IP and PC
24829 only with apcs frames.
24830 (arm_output_epilogue): Adjust Thumb2 codepath to
24831 be also invoked and work for ARM non-apcs frames.
24832 (arm_expand_prologue): Don't bother saving IP
24833 for non-apcs frame, since it's not clobbered by
24834 prologue code. Implement non-apcs frame
24837 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24839 PR rtl-optimization/35281
24840 * expr.c (convert_move): Use a new pseudo for the intermediate
24841 from_mode->word_mode result.
24843 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24845 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24846 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24847 * toplev.c (compile_file): Don't call it.
24849 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24851 PR middle-end/35526
24852 * expr.c (store_expr): Call emit_block_move if the mode
24853 of "temp" RTX is BLKmode.
24855 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24856 Richard Guenther <rguenther@suse.de>
24858 PR tree-optimization/31358
24859 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24860 the step with a NULL_TREE.
24861 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24862 to sizetype if type is a pointer type.
24863 (add_candidate_1): Don't convert the base and step to
24864 the generic type if the orginal type is a pointer type.
24865 (add_iv_value_candidates): Use sizetype for the step
24866 if type is a pointer type.
24867 (cand_value_at): Likewise.
24868 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24870 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24871 Don't convert the tem affine to the type.
24872 (add_elt_to_tree): Use sizetype for the step if a pointer.
24873 Use POINTER_PLUS_EXPR for pointers.
24874 (aff_combination_to_tree): Use sizetype for the step if a
24877 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24879 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24880 Remove commutativity hint.
24882 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24886 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24887 errorneous type. Check that v is a VAR_DECL.
24889 PR middle-end/35099
24890 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24892 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24894 PR tree-optimization/35494
24895 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24896 may be overriden at link and run time.
24898 2008-03-10 Richard Guenther <rguenther@suse.de>
24900 PR tree-optimization/34677
24901 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24902 (poolify_tree): Likewise.
24903 (modify_expr_template): Likewise.
24904 (poolify_modify_stmt): Likewise.
24905 (insert_fake_stores): Handle all component-ref style stores
24906 in addition to INDIRECT_REF. Also handle complex types.
24907 Do not poolify the inserted load.
24908 (realify_fake_stores): Do not rebuild the tree but only
24909 make it a SSA_NAME copy.
24910 (init_pre): Remove initialzation of modify_expr_template.
24911 Do not allocate modify_expr_node_pool.
24912 (fini_pre): Do not free modify_expr_node_pool.
24914 2008-03-10 Paul Brook <paul@codesourcery.com>
24916 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24917 to avoid conflicts.
24919 2008-03-10 Paul Brook <paul@codesourcery.com>
24920 Mark Shinwell <shinwell@codesourcery.com>
24922 * config/arm/cortex-r4.md: New.
24923 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24925 * config/arm/arm.md: Include cortex-r4.md.
24926 (insn): Add smmls, sdiv and udiv values.
24927 (generic_sched): Don't use generic scheduling for Cortex-R4.
24928 (arm_issue_rate): New function.
24929 (TARGET_SCHED_ISSUE_RATE): Define.
24931 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24933 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24935 2008-03-10 Richard Guenther <rguenther@suse.de>
24937 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24938 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24940 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24942 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24943 Set default to true.
24945 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24947 * c.opt (Wsynth): Deprecate.
24948 * doc/invoke.texi (Option Summary, Warning Options): Document
24949 -Wno-format-contains-nul.
24951 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24954 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24955 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24957 2008-03-09 Ira Rosen <irar@il.ibm.com>
24959 * config/rs6000/rs6000.c (builtin_description): Rename vector
24960 left shift operations.
24961 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24962 (altivec_vsl<VI_char>): Rename to ...
24963 (ashl<mode>3): ... new name.
24964 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24966 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24968 2008-03-08 Richard Guenther <rguenther@suse.de>
24970 * coverage.h (tree_coverage_counter_addr): Declare.
24971 * coverage.c (tree_coverage_counter_addr): New function.
24972 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24973 before using again.
24974 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24975 (tree_gen_one_value_profiler): Likewise.
24976 (tree_gen_ic_profiler): Likewise.
24977 (tree_gen_average_profiler): Likewise.
24978 (tree_gen_ior_profiler): Likewise.
24980 2008-03-08 Richard Guenther <rguenther@suse.de>
24982 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24983 (vn_binary_op_insert): Likewise.
24984 (vn_unary_op_lookup): Likewise.
24985 (vn_unary_op_insert): Likewise.
24986 (vn_nary_op_lookup): Declare.
24987 (vn_nary_op_insert): Likewise.
24988 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24989 and binary hashes, use a single obstack for unary_op_pool
24990 and binary_op_pool.
24991 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24992 a single struct vn_nary_op_s. Store tree code length and
24993 a variable number of operands.
24994 (struct vn_reference_op_struct): Remove unused op2.
24995 (vn_reference_op_eq): Do not compare op2.
24996 (vn_reference_op_compute_hash): Do not compute hash of op2.
24997 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24998 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24999 with vn_nary_op_compute_hash.
25000 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
25001 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
25003 (vn_unary_op_insert, vn_binary_op_insert): Replace with
25005 (visit_unary_op): Call nary functions.
25006 (visit_binary_op): Likewise.
25007 (process_scc): Adjust for struct vn_tables_s changes.
25008 (allocate_vn_table): Likewise.
25009 (free_vn_table): Likewise.
25010 * tree-vn.c (vn_add): Call nary functions.
25011 (vn_lookup): Likewise.
25013 2008-03-08 Jakub Jelinek <jakub@redhat.com>
25016 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
25017 wdst back after sync_compare_and_swapqhi_internal.
25019 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
25022 * config/i386/i386-modes.def (V1DI): New vector mode.
25023 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
25024 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
25025 (MMXMODE248): Ditto.
25026 (MMXMODE): Add V1DI mode.
25027 (mmxvecsize): Change DI mode to V1DI mode.
25028 ("mov<mode>): Use MMXMODEI8 mode iterator.
25029 ("*mov<mode>_internal_rex64"): Ditto.
25030 ("*mov<mode>_internal"): Ditto.
25031 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
25032 ("mmx_sub<mode>3"): Ditto.
25033 ("mmx_adddi3"): Remove insn pattern.
25034 ("mmx_subdi3"): Ditto.
25035 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
25036 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
25037 ("mmx_ashl<mode>3"): Ditto.
25038 ("mmx_lshrdi3"): Remove insn pattern.
25039 ("mmx_ashldi3"): Ditto.
25040 * config/i386/i386.c (classify_argument): Handle V1DImode.
25041 (function_arg_advance_32): Ditto.
25042 (function_arg_32): Ditto.
25043 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
25044 mmx_addv1di3 insn pattern.
25045 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
25046 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
25047 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
25048 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
25049 Remove definitions of built-in functions.
25050 (V1DI_type_node): New node.
25051 (v1di_ftype_v1di_int): Ditto.
25052 (v1di_ftype_v1di_v1di): Ditto.
25053 (v2si_ftype_v2si_si): Ditto.
25054 (v4hi_ftype_v4hi_di): Remove node.
25055 (v2si_ftype_v2si_di): Ditto.
25056 (ix86_init_mmx_sse_builtins): Handle V1DImode.
25057 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
25058 Redefine builtins using def_builtin_const with *_ftype_*_int node.
25059 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
25060 Add new builtins using def_builtin_const.
25061 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
25062 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
25063 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
25064 * config/i386/mmintrin.h (__v1di): New typedef.
25065 (_mm_add_si64): Cast arguments to __v1di type.
25066 (_mm_sub_si64): Ditto.
25067 (_mm_sll_pi16): Cast __count to __v4hi type.
25068 (_mm_sll_pi32): Cast __count to __v2si type.
25069 (_mm_sll_si64): Cast arguments to __v1di type.
25070 (_mm_srl_pi16): Cast __count to __v4hi type.
25071 (_mm_srl_pi32): Cast __count to __v2si type.
25072 (_mm_srl_si64): Cast arguments to __v1di type.
25073 (_mm_sra_pi16): Cast __count to __v4hi type.
25074 (_mm_sra_pi32): Cast __count to __v2si type.
25075 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
25076 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
25077 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
25078 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
25079 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
25080 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
25081 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
25082 (_mm_srai_pi32): Use __builtin_ia32_psradi.
25083 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
25084 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
25085 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
25086 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
25088 2008-03-07 Joseph Myers <joseph@codesourcery.com>
25090 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
25092 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
25095 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
25096 reg+const addressing for Altivec modes. Don't generate reg+reg
25097 addressing for TFmode or TDmode quantities.
25099 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
25101 * c-common.c (vector_types_convertible_p): Call langhook
25102 instead of comptypes.
25104 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25107 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
25108 integral and scalar float variables which have a
25111 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
25113 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
25114 dwarf_register_span hook when emitting unwind information for
25115 register-to-memory saves.
25116 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
25117 (rs6000_frame_related): Remove call to spe_synthesize_frame.
25119 2008-03-06 Jakub Jelinek <jakub@redhat.com>
25121 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
25122 for the same VAR_DECL.
25124 2008-03-06 Tom Tromey <tromey@redhat.com>
25126 * treelang: Delete.
25127 * doc/standards.texi (Standards): Don't mention treelang.
25128 * doc/invoke.texi (Overall Options): Don't mention treelang.
25129 * doc/install.texi (Prerequisites): Don't mention bison or
25131 (Configuration): Don't mention treelang.
25132 (Building): Likewise.
25133 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
25135 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
25137 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
25138 word-extractions out of a multi-word object.
25140 2008-03-06 Richard Guenther <rguenther@suse.de>
25142 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
25143 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
25144 result type and precision.
25145 * expr.c (get_inner_reference): Set unsignedp based on the result
25146 type of BIT_FIELD_REF.
25147 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
25148 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
25149 (try_instantiate_multiple_fields): Likewise. Use the correct type
25151 (sra_build_assignment): Likewise.
25152 (sra_build_elt_assignment): Likewise.
25153 (sra_explode_bitfield_assignment): Likewise.
25154 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
25155 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
25156 set BIT_FIELD_REF_UNSIGNED.
25157 (vectorizable_load): Likewise.
25159 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
25161 * cse.c (cse_extended_basic_block): Invalidate artificial defs
25164 2008-03-06 Richard Guenther <rguenther@suse.de>
25166 * alias.c (struct alias_set_entry): Move has_zero_child field
25167 to pack with alias_set.
25169 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
25171 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25174 2008-03-05 Ian Lance Taylor <iant@google.com>
25176 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
25178 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
25180 * fwprop.c (update_df): Support width and offset parameters of
25182 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
25183 global_conflicts): Change DF_REF_EXTRACT to either
25184 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25185 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25186 * df-scan.c (df_ref_record, df_defs_record,
25187 df_ref_create_structure, df_def_record_1, df_uses_record,
25188 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
25189 df_bb_refs_collect, df_entry_block_defs_collect,
25190 df_exit_block_uses_collect): Support new width and offset fields.
25191 (ref_extract_pool): New storage pool.
25192 (df_free_ref): New function.
25193 (df_reg_chain_unlink, df_free_collection_rec,
25194 df_sort_and_compress_refs): Call df_free_ref.
25195 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
25197 (df_ref_create_structure): Allocate df_ref_extract if offset and
25198 width fields are used.
25199 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
25200 (df_uses_record): Get offset and width from ZERO_EXTRACT
25202 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
25203 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25204 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25205 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
25206 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
25207 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
25208 (df_ref_extract): New structure.
25209 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
25210 (df_ref_create): Add width and offset parameters.
25212 2008-03-05 Richard Guenther <rguenther@suse.de>
25214 * tree-ssa-structalias.c (get_constraint_for_component_ref):
25215 Use ranges_overlap_p.
25216 (offset_overlaps_with_access): Rename
25217 to ranges_overlap_p and move ...
25218 * tree-flow-inline.h (ranges_overlap_p): ... here.
25220 * tree.h (get_inner_reference, handled_component_p): Update
25223 * tree.h (record_component_aliases, get_alias_set,
25224 alias_sets_conflict_p, alias_sets_must_conflict_p,
25225 objects_must_conflict_p): Move declarations ...
25226 * alias.h (record_component_aliases, get_alias_set,
25227 alias_sets_conflict_p, alias_sets_must_conflict_p,
25228 objects_must_conflict_p): ... here.
25229 Include coretypes.h.
25230 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
25232 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
25234 * cfg.c: Include tree-flow.h.
25235 (remove_edge_raw): Call redirect_edge_var_map_clear.
25236 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
25237 * tree-flow-inline.h (redirect_edge_var_map_def): New.
25238 (redirect_edge_var_map_result): New.
25239 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
25240 PENDING_STMT use with redirect_edge_var_map_*.
25241 * tree-ssa.c (edge_var_maps): New definition.
25242 (redirect_edge_var_map_add): New.
25243 (redirect_edge_var_map_clear): New.
25244 (redirect_edge_var_map_dup): New.
25245 (redirect_edge_var_map_vector): New.
25246 (redirect_edge_var_map_destroy): New.
25247 (ssa_redirect_edge): Replace PENDING_STMT use with
25248 redirect_edge_var_map_*.
25249 (flush_pending_stmts): Same.
25250 (delete_tree_ssa): Destroy edge var map.
25251 * tree-flow.h (struct _edge_var_map): New.
25252 Define edge_var_map vector type.
25253 Declare redirect_edge_var_map_* prototypes.
25254 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
25255 * tree-cfg.c (reinstall_phi_args): Replace
25256 PENDING_STMT use with redirect_edge_var_map_*.
25258 2008-03-05 Richard Guenther <rguenther@suse.de>
25260 PR tree-optimization/35472
25261 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
25262 whose single use_stmt has a overlapping set of loaded and
25263 stored symbols as that use_stmt might be a noop assignment then.
25265 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25267 * gthr-rtems.h: Implement __gthread_mutex_destroy.
25269 2008-03-05 Richard Guenther <rguenther@suse.de>
25272 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
25273 should be constants.
25274 * tree-cfg.c (verify_expr): Verify it.
25275 * fold-const.c (fold_truthop): Remove code generating
25276 BIT_FIELD_REFs of structure bases.
25277 (fold_binary): Likewise.
25278 (fold_ternary): Position and size of BIT_FIELD_REFs are
25279 always host integers.
25280 (make_bit_field_ref): Remove.
25281 (optimize_bit_field_compare): Remove.
25282 (all_ones_mask_p): Remove.
25284 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
25287 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
25288 (split_block_and_df_analyze): New. Split basic block and rebuild
25290 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
25292 (split_pattern_seq): Likewise.
25293 (erase_matching_seqs): Likewise.
25294 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
25296 2008-03-04 Geoff Keating <geoffk@apple.com>
25298 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
25299 declaration and code.
25300 (tree_invalid_nonnegative_warnv_p): Likewise.
25302 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
25304 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
25305 examples. Truncate option-names then causing overfull hbox.
25307 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25310 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
25312 * configure: Rebuilt.
25314 2008-03-04 Rafael Espíndola <espindola@google.com>
25316 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
25317 (tree_unary_nonnegative_warnv_p): New.
25318 (tree_binary_nonnegative_warnv_p): New.
25319 (tree_single_nonnegative_warnv_p): New.
25320 (tree_invalid_nonnegative_warnv_p): New.
25321 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
25323 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25326 * opts.c (handle_option): Postpone 'unknown option' errors only for
25329 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
25332 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
25335 2008-03-04 Rafael Espíndola <espindola@google.com>
25337 * fold-const.c (tree_unary_nonzero_warnv_p): New.
25338 (tree_binary_nonzero_warnv_p): New.
25339 (tree_single_nonzero_warnv_p): New.
25340 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
25342 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
25344 PR middle-end/35456
25345 * fold-const.c (fold_cond_expr_with_comparison): Prevent
25346 transformations for modes that have signed zeros.
25347 * ifcvt.c (noce_try_abs): Ditto.
25349 2008-03-04 Joseph Myers <joseph@codesourcery.com>
25351 * config/i386/i386.c (override_options): Force
25352 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
25354 2008-03-04 Jan Hubicka <jh@suse.cz>
25357 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
25360 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25362 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
25363 label to probe the stack.
25365 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
25367 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
25368 (__gthr_win32_mutex_destroy): Declare.
25369 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
25370 __gthr_win32_mutex_destroy.
25371 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
25373 2008-03-03 Jan Hubicka <jh@suse.cz>
25376 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
25377 aggressive on inlining cold calls.
25379 2008-03-03 Richard Guenther <rguenther@suse.de>
25381 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
25382 struct copies into the expression table.
25383 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
25384 (try_to_simplify): Likewise.
25385 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
25386 integral and pointer arguments which do not change the
25387 precision to NOP_EXPRs.
25388 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
25389 VIEW_CONVERT_EXPR case.
25391 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
25393 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
25394 defined in a loop at depth 0 is invariant.
25395 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
25396 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
25397 be called at loop depth 0.
25399 2008-03-02 Jakub Jelinek <jakub@redhat.com>
25402 * gcc.c (process_command): Update copyright notice dates.
25403 * gcov.c (print_version): Likewise.
25404 * gcov-dump.c (print_version): Likewise.
25405 * mips-tfile.c (main): Likewise.
25406 * mips-tdump.c (main): Likewise.
25408 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25411 * c-common.c (flag_permissive): Delete.
25412 (constant_expression_warnings): Check flags first.
25413 (constant_expression_error): New.
25414 * c-common.h (flag_permissive): Delete.
25415 (constant_expression_error): Declare.
25416 * flags.h (flag_permissive): Declare. Update description.
25417 * diagnostic.c (pedwarn): Update.
25419 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
25420 (permissive_error_kind): New.
25421 * toplev.c (flag_permissive): Define. Update description.
25422 * toplev.h (permissive_error_kind): Declare.
25423 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
25424 (pedwarn_c90): Use pedantic_warning_kind.
25425 * c-opts.c (c_common_post_options): flag_permissive does not affect
25426 flag_pedantic_errors.
25428 2008-03-02 Joseph Myers <joseph@codesourcery.com>
25430 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
25431 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
25432 __absvsi2, __absvDI2): Use unsigned arithmetic.
25434 2008-03-02 Andi Kleen <ak@suse.de>
25435 Richard Guenther <rguenther@suse.de>
25437 * struct-equiv.c: Remove file.
25438 * cfg_cleanup.c (condjump_equiv_p): Remove.
25439 * Makefile.in (OBJS-common): Remove struct-equiv.o.
25440 (struct-equiv.o): Remove rule.
25441 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
25442 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
25443 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
25445 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25447 * ifcvt.c (noce_process_if_block): Try to handle only the then
25448 block if the else block exists but isn't suitable.
25450 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25453 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
25454 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
25455 regression from previous patch.
25457 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
25460 * gthr.h: Add __gthread_mutex_destroy as a function that must be
25462 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
25463 * gthr-single.h (__gthread_mutex_destroy): Likewise.
25464 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
25465 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
25466 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
25467 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
25468 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
25469 (__gthread_mutex_destroy_function): Rename to
25470 __gthread_mutex_destroy.
25471 * gthr-dce.h (__gthread_mutex_destroy): Call
25472 pthread_mutex_destroy.
25473 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
25474 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
25475 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
25477 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25479 * df-scan.c (df_ref_chain_change_bb): Simplify.
25480 (df_insn_change_bb): Add new_bb argument. Simplify. Call
25481 set_block_for_insn if there's any change.
25482 * df.h ((df_insn_change_bb): Fix prototype.
25483 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
25484 df_insn_change_bb, don't call set_block_for_insn.
25485 * emit-rtl.c (reorder_insns): Likewise.
25486 * haifa-sched.c (move_insn): Likewise.
25488 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25490 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
25492 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
25494 * tree-flow-inline.h (next_readonly_imm_use): Return
25495 NULL_USE_OPERAND_P after the end.
25497 2008-03-01 Richard Guenther <rguenther@suse.de>
25499 PR tree-optimization/35411
25500 * tree-sra.c (sra_build_assignment): Split conversion to
25501 final type to a separate statement if we are not assigning
25504 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25506 * fold-const.c (fold_convertible_p): Correct the logic to follow
25507 that in fold_convert().
25509 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
25512 * tree-inline.c (build_duplicate_type): When we make a
25513 duplicate type, make it unique in the canonical types system.
25515 2008-02-29 Tom Tromey <tromey@redhat.com>
25517 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
25518 input_file_stack_history, input_file_stack_restored): Remove.
25519 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25520 * input.h (struct file_stack): Remove.
25521 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
25522 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
25524 * diagnostic.h (struct diagnostic_context) <last_module>: Change
25526 (diagnostic_last_module_changed): Add 'map' argument.
25527 (diagnostic_set_last_function): Likewise.
25528 * diagnostic.c (undiagnostic_report_current_module): Iterate using
25529 line map, not input_file_stack.
25530 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
25532 2008-02-29 Paul Brook <paul@codesourcery.com>
25534 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
25536 2008-02-29 Paul Brook <paul@codesourcery.com>
25538 * config/arm/ieee754-df.S (muldf3): Use RET macros.
25540 2008-02-29 Richard Guenther <rguenther@suse.de>
25542 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
25544 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
25545 value for comparing for a store match.
25546 (simplify_unary_expression): Do nothing for SSA_NAMEs.
25547 (try_to_simplify): Do not do a full-blown reference lookup.
25549 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25551 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
25552 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
25554 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
25556 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
25558 * tree-loop-linear.c (try_interchange_loops): Compare memory access
25559 strides against cache sizes.
25561 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
25563 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
25566 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
25568 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
25569 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
25570 is smaller than the original promoted value.
25571 (simplify_subreg): If OP is a SUBREG, try to preserve its
25572 SUBREG_PROMOTED_VAR_P information.
25574 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
25576 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
25577 (VN_INFO_GET): Allocate new objects on the obstack.
25578 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
25579 for rpo_numbers_temp, for consistency.
25580 (free_scc_vn): Free the obstack.
25582 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
25584 * doc/invoke.texi: Document -ftree-loop-distribution.
25585 * tree-loop-distribution.c: New.
25586 * tree-pass.h (pass_loop_distribution): New.
25587 * graphds.h (struct graph): Add htab_t indices.
25588 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
25589 * tree-vectorizer.c (rename_variables_in_loop): Extern.
25590 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
25591 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
25592 * tree-data-ref.c (debug_data_dependence_relations): New.
25593 (dump_data_dependence_relation): Also print data references.
25594 (free_data_ref): Extern.
25595 (same_access_functions): Moved...
25596 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
25597 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25598 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
25599 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
25600 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
25601 (stmts_from_loop): Skip LABEL_EXPR.
25602 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
25604 (build_rdg): Initialize rdg->indices htab.
25605 (free_rdg, stores_from_loop, ref_base_address,
25606 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
25607 have_similar_memory_accesses_1, ref_base_address_1,
25608 remove_similar_memory_refs): New.
25609 * tree-data-ref.h: Depend on tree-chrec.h.
25610 (debug_data_dependence_relations, free_data_ref): Declared.
25611 (same_access_functions): ... here.
25612 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
25614 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
25615 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
25616 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
25617 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
25618 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
25619 rdg_vertex_for_stmt): Declared.
25620 (struct rdg_edge): Add level.
25622 (free_rdg, stores_from_loop, remove_similar_memory_refs,
25623 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
25625 (rdg_has_similar_memory_accesses): New.
25626 * tree-vect-analyze.c: Remove unused static decls.
25627 * lambda.h (dependence_level): New.
25628 * common.opt (ftree-loop-distribution): New.
25629 * tree-flow.h (mark_virtual_ops_in_bb,
25630 slpeel_tree_duplicate_loop_to_edge_cfg,
25631 rename_variables_in_loop): Declared.
25632 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
25633 (OBJS-common): Add tree-loop-distribution.o.
25634 (tree-loop-distribution.o): New rule.
25635 * tree-cfg.c (mark_virtual_ops_in_bb): New.
25636 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
25637 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
25639 2008-02-28 Joseph Myers <joseph@codesourcery.com>
25642 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
25643 other than structures and unions.
25645 2008-02-28 Richard Guenther <rguenther@suse.de>
25648 2008-02-26 Richard Guenther <rguenther@suse.de>
25650 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25651 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25652 (lookup_decl_from_uid): Declare.
25653 (remove_decl_from_map): Likewise.
25654 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25655 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25656 (decl_for_uid_map): New global hashtable mapping DECL_UID
25658 (init_ttree): Allocate it.
25659 (insert_decl_to_uid_decl_map): New helper function.
25660 (make_node_stat): Insert new decls into the map.
25661 (copy_node_stat): Likewise.
25662 (lookup_decl_from_uid): New function.
25663 (remove_decl_from_map): Likewise.
25664 (print_decl_for_uid_map_statistics): New helper.
25665 (dump_tree_statistics): Call it.
25667 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25668 (referenced_var_iterator): Adjust.
25669 (FOR_EACH_REFERENCED_VAR): Adjust.
25670 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25671 (num_referenced_vars): Adjust.
25672 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25673 (first_referenced_var): Remove.
25674 (end_referenced_vars_p): Likewise.
25675 (next_referenced_var): Likewise.
25676 (referenced_var_iterator_set): New helper function.
25677 * tree-dfa.c (referenced_var_lookup): Adjust.
25678 (referenced_var_check_and_insert): Likewise.
25679 (remove_referenced_var): Likewise.
25680 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25681 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25682 (verify_call_clobbering): Likewise.
25683 (verify_memory_partitions): Likewise.
25684 (init_tree_ssa): Allocate bitmap instead of hashtable for
25686 (delete_tree_ssa): Adjust.
25687 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25688 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25689 (compute_tag_properties): Likewise.
25690 (set_initial_properties): Likewise.
25691 (find_partition_for): Likewise.
25692 (update_reference_counts): Likewise.
25693 (dump_may_aliases_for): Likewise.
25694 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25695 (add_call_clobber_ops): Likewise.
25696 (add_call_read_ops): Likewise.
25697 (get_asm_expr_operands): Likewise.
25698 * tree-into-ssa.c (dump_decl_set): Likewise.
25699 (update_ssa): Likewise.
25700 * tree-sra.c (scan_function): Likewise.
25701 (decide_instantiations): Likewise.
25702 (scalarize_parms): Likewise.
25703 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25704 (dsa_named_for): Likewise.
25705 * tree-ssa-structalias.c (update_alias_info): Likewise.
25706 (merge_smts_into): Likewise.
25708 2008-02-27 David Daney <ddaney@avtrex.com>
25711 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
25712 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
25713 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
25714 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
25715 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
25717 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
25720 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
25721 (BUILT_IN_NEXTTOWARD): Remove.
25722 (BUILT_IN_NEXTTOWARDF): Ditto.
25723 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
25724 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
25726 2008-02-27 Tom Tromey <tromey@redhat.com>
25728 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
25729 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
25731 2008-02-27 Jan Beulich <jbeulich@novell.com>
25733 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
25734 update the respective field on newdecl.
25736 2008-02-27 Revital Eres <eres@il.ibm.com>
25738 PR rtl-optimization/34999
25739 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
25740 crossing edges that ends with a call insn.
25741 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
25742 call insn and clear the EDGE_CROSSING flag of the crossing edge
25743 when fixing fallthru edges.
25745 2008-02-27 Richard Guenther <rguenther@suse.de>
25747 PR middle-end/35390
25748 * fold-const.c (fold_unary): Return the correct argument,
25749 converted to the result type.
25751 2008-02-27 Richard Guenther <rguenther@suse.de>
25753 PR middle-end/34971
25754 * expr.c (expand_expr_real_1): Assert on rotates that operate
25756 * fold-const.c (fold_binary): Use the types precision, not the
25757 bitsize of the mode if folding rotate expressions. Build rotates
25758 only for full modes.
25760 2008-02-27 Jakub Jelinek <jakub@redhat.com>
25762 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
25763 and CPP_PRAGMA_EOL.
25764 * c-pragma.c (pragma_ns_name): New typedef.
25765 (registered_pp_pragmas): New variable.
25766 (c_pp_lookup_pragma): New function.
25767 (c_register_pragma_1): If flag_preprocess_only, do nothing
25768 for non-expanded pragmas, for expanded ones push pragma's
25769 namespace and name into registered_pp_pragmas vector.
25770 (c_invoke_pragma_handler): Register OpenMP pragmas even when
25771 flag_preprocess_only, don't register GCC pch_preprocess
25772 pragma if flag_preprocess_only.
25773 * c-opts.c (c_common_init): Call init_pragma even if
25774 flag_preprocess_only.
25775 * c-pragma.c (c_pp_lookup_pragma): New prototype.
25776 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
25777 cpp_register_pragma if flag_preprocess_only.
25779 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25782 * c-parser.c (c_parser_translation_unit): Warn for empty
25783 translation unit, not empty source file.
25785 2008-02-26 Paul Brook <paul@codesourcery.com>
25787 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25788 operand for Thumb-2.
25789 * config/arm/arm.h (reg_class): Add CORE_REGS.
25790 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25791 (BASE_REG_CLASS): Use CORE_REGS.
25792 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25793 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25794 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25795 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25796 ARM_REGNO_OK_FOR_INDEX_P.
25797 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25798 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25799 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25800 (ldm/stm peepholes): Ditto.
25801 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25802 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25803 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25804 * config/arm/constraints.md: Enable "k" constraint on ARM.
25806 2008-02-27 Ben Elliston <bje@au.ibm.com>
25808 * config/rs6000/rs6000.c: Annotate cache line size field in all
25809 instances of struct processor_costs.
25811 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25813 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25814 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25815 jump_bypass): New counters.
25816 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25817 * dce.c (gate_ud_dce): Same.
25818 (gate_fast_dce): Same.
25819 * dse.c (gate_dse1): New function.
25820 (gate_dse2): New function.
25821 (gate_dse): Merge results of new gate functions.
25822 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25823 (gate_handle_jump_bypass): Add dbg_cnt.
25824 (gate_handle_gcse): Add dbg_cnt.
25825 * ifcvt.c (gate_handle_if_conversion): Same.
25826 (gate_handle_if_after_combine): Same.
25827 (gate_handle_if_after_reload): Same.
25828 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25830 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25832 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25834 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25836 2008-02-26 Jason Merrill <jason@redhat.com>
25839 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25840 alone if it's the naming decl for the type's main variant.
25842 2008-02-26 Tom Tromey <tromey@redhat.com>
25844 * system.h (USE_MAPPED_LOCATION): Poison.
25845 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25846 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25847 (make_goto_expr_edges): Likewise.
25848 (remove_bb): Likewise.
25849 (execute_warn_function_return): Likewise.
25850 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25852 * c-common.c (fname_decl): Remove old location code.
25853 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25855 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25857 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25858 (gen_rtx_ASM_INPUT): Likewise.
25859 (gen_rtx_ASM_INPUT_loc): Likewise.
25860 (get_rtx_asm_OPERANDS): Remove.
25861 * cfglayout.c (insn_locators_alloc): Remove old location code.
25862 (set_curr_insn_source_location): Likewise.
25863 (curr_insn_locator): Likewise.
25864 * print-tree.c (print_node): Remove old location code.
25865 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25866 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25867 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25868 location_from_locus.
25869 (construct_exit_block): Remove old location code.
25870 * emit-rtl.c (force_next_line_note): Remove old location code.
25871 * profile.c (branch_prob): Remove old location code.
25872 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25873 LOC_LINE): Remove old-location variants.
25874 * langhooks.c (lhd_print_error_function): Remove old location
25876 * configure, config.in: Rebuilt.
25877 * configure.ac (--enable-mapped-location): Remove.
25878 * c-decl.c (c_init_decl_processing): Remove old location code.
25879 (finish_function): Likewise.
25880 * recog.c (decode_asm_operands): Remove old location code.
25881 * c-pch.c (c_common_read_pch): Remove old location code.
25882 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25884 * gimple-low.c (lower_function_body): Remove old location code.
25885 * toplev.c (unknown_location): Remove.
25886 (push_srcloc): Remove old-location variant.
25887 (process_options): Remove old location code.
25888 (lang_dependent_init): Likewise.
25889 * input.h (UNKNOWN_LOCATION): Move definition.
25890 (location_t): Undeprecate.
25891 (source_locus): Remove.
25892 (location_from_locus): Remove.
25893 (struct location_s): Remove.
25894 Remove all old-location code.
25895 (input_line, input_filename): Remove.
25896 * final.c (final_scan_insn): Remove old location code.
25897 * diagnostic.c (diagnostic_build_prefix): Remove
25898 USE_MAPPED_LOCATION test.
25899 * tree.h (gimple_stmt) <locus>: Now a location_t.
25900 (tree_exp) <locus>: Likewise.
25901 (DECL_IS_BUILTIN): Remove old-location variant.
25902 (annotate_with_file_line, annotate_with_locus): Likewise.
25903 (expr_locus, set_expr_locus): Update.
25904 * tree.c (build1_stat): Remove old location code.
25905 (last_annotated_node): Remove.
25906 (annotate_with_file_line): Remove old-location variant.
25907 (annotate_with_locus): Likewise.
25908 (expr_location): Remove old location code.
25909 (set_expr_location): Likewise.
25910 (expr_has_location): Likewise.
25911 (expr_locus): Likewise.
25912 (set_expr_locus): Likewise.
25913 (expr_filename): Don't use location_from_locus.
25914 (expr_lineno): Likewise.
25915 * rtl-error.c (location_for_asm): Remove old location code.
25916 * c-lex.c (cb_line_change): Remove old location code.
25917 (fe_file_change): Likewise.
25918 (cb_def_pragma): Likewise.
25919 (c_lex_with_flags): Likewise.
25920 * gengtype.c (do_typedef): Don't special-case location types.
25921 (define_location_structures): Remove.
25922 (main): Don't call define_location_structures.
25923 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25926 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25929 * builtins.def (BUILT_IN_STDARG_START): Remove.
25930 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25931 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25932 * tree-inline.c (inline_forbidden_p_1): Likewise.
25934 2008-02-26 Richard Guenther <rguenther@suse.de>
25936 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25937 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25938 (lookup_decl_from_uid): Declare.
25939 (remove_decl_from_map): Likewise.
25940 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25941 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25942 (decl_for_uid_map): New global hashtable mapping DECL_UID
25944 (init_ttree): Allocate it.
25945 (insert_decl_to_uid_decl_map): New helper function.
25946 (make_node_stat): Insert new decls into the map.
25947 (copy_node_stat): Likewise.
25948 (lookup_decl_from_uid): New function.
25949 (remove_decl_from_map): Likewise.
25950 (print_decl_for_uid_map_statistics): New helper.
25951 (dump_tree_statistics): Call it.
25953 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25954 (referenced_var_iterator): Adjust.
25955 (FOR_EACH_REFERENCED_VAR): Adjust.
25956 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25957 (num_referenced_vars): Adjust.
25958 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25959 (first_referenced_var): Remove.
25960 (end_referenced_vars_p): Likewise.
25961 (next_referenced_var): Likewise.
25962 (referenced_var_iterator_set): New helper function.
25963 * tree-dfa.c (referenced_var_lookup): Adjust.
25964 (referenced_var_check_and_insert): Likewise.
25965 (remove_referenced_var): Likewise.
25966 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25967 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25968 (verify_call_clobbering): Likewise.
25969 (verify_memory_partitions): Likewise.
25970 (init_tree_ssa): Allocate bitmap instead of hashtable for
25972 (delete_tree_ssa): Adjust.
25973 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25974 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25975 (compute_tag_properties): Likewise.
25976 (set_initial_properties): Likewise.
25977 (find_partition_for): Likewise.
25978 (update_reference_counts): Likewise.
25979 (dump_may_aliases_for): Likewise.
25980 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25981 (add_call_clobber_ops): Likewise.
25982 (add_call_read_ops): Likewise.
25983 (get_asm_expr_operands): Likewise.
25984 * tree-into-ssa.c (dump_decl_set): Likewise.
25985 (update_ssa): Likewise.
25986 * tree-sra.c (scan_function): Likewise.
25987 (decide_instantiations): Likewise.
25988 (scalarize_parms): Likewise.
25989 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25990 (dsa_named_for): Likewise.
25991 * tree-ssa-structalias.c (update_alias_info): Likewise.
25992 (merge_smts_into): Likewise.
25994 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25997 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25998 * c-opts.c (c_common_handle_option): Wall enables
25999 Wvolatile-register-var.
26000 * common.opt: Move Wvolatile-register-var to...
26003 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26005 * common.opt (Wlarger-than=): New.
26006 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
26008 * opts.c (common_handle_option): Handle -Wlarger-than=.
26009 * optc-gen.awk: Likewise.
26010 * opth-gen.awk: Likewise.
26011 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
26012 * tree-optimize.c (tree_rest_of_compilation): Likewise.
26014 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26016 * c-common.c (match_case_to_enum_1): Add appropriate
26017 OPT_W* parameter to warning.
26018 (c_do_switch_warnings): Likewise.
26019 * c-typeck.c (warning_init): Add one more parameter following
26020 'warning' function.
26021 (push_init_level): Update call to warning_init.
26022 (pop_init_level): Likewise.
26023 (add_pending_init): Likewise.
26024 (output_init_element: Likewise.
26026 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26029 * toplev.c (toplev_main): If there are warnings or error, print
26030 errors for ignored options.
26031 * opts.c (ignored_options): New static variable.
26032 (postpone_unknown_option_error): New.
26033 (print_ignored_options): New.
26034 (handle_option): Postpone errors for unknown -Wno-* options.
26035 * opts.h (print_ignored_options): Declare.
26037 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
26039 * config/mips/mips.md (loadgp_blockage, blockage): Change type
26042 2008-02-25 Richard Guenther <rguenther@suse.de>
26045 2008-02-25 Richard Guenther <rguenther@suse.de>
26047 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26048 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26049 (lookup_decl_from_uid): Declare.
26050 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26051 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26052 (decl_for_uid_map): New global hashtable mapping DECL_UID
26054 (init_ttree): Allocate it.
26055 (insert_decl_to_uid_decl_map): New helper function.
26056 (make_node_stat): Insert new decls into the map.
26057 (copy_node_stat): Likewise.
26058 (lookup_decl_from_uid): New function.
26059 (print_decl_for_uid_map_statistics): New helper.
26060 (dump_tree_statistics): Call it.
26062 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26063 (referenced_var_iterator): Adjust.
26064 (FOR_EACH_REFERENCED_VAR): Adjust.
26065 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26066 (num_referenced_vars): Adjust.
26067 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26068 (first_referenced_var): Remove.
26069 (end_referenced_vars_p): Likewise.
26070 (next_referenced_var): Likewise.
26071 (referenced_var_iterator_set): New helper function.
26072 * tree-dfa.c (referenced_var_lookup): Adjust.
26073 (referenced_var_check_and_insert): Likewise.
26074 (remove_referenced_var): Likewise.
26075 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26076 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26077 (verify_call_clobbering): Likewise.
26078 (verify_memory_partitions): Likewise.
26079 (init_tree_ssa): Allocate bitmap instead of hashtable for
26081 (delete_tree_ssa): Adjust.
26082 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26083 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26084 (compute_tag_properties): Likewise.
26085 (set_initial_properties): Likewise.
26086 (find_partition_for): Likewise.
26087 (update_reference_counts): Likewise.
26088 (dump_may_aliases_for): Likewise.
26089 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26090 (add_call_clobber_ops): Likewise.
26091 (add_call_read_ops): Likewise.
26092 (get_asm_expr_operands): Likewise.
26093 * tree-into-ssa.c (dump_decl_set): Likewise.
26094 (update_ssa): Likewise.
26095 * tree-sra.c (scan_function): Likewise.
26096 (decide_instantiations): Likewise.
26097 (scalarize_parms): Likewise.
26098 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26099 (dsa_named_for): Likewise.
26100 * tree-ssa-structalias.c (update_alias_info): Likewise.
26101 (merge_smts_into): Likewise.
26103 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26106 * doc/invoke.texi (-fcx-limited-range): Document new option.
26107 * toplev.c (process_options): Handle -fcx-fortran-rules.
26108 * common.opt: Add documentation for -fcx-fortran-rules.
26110 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
26113 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
26114 actual behaviour and C99.
26116 2008-02-26 Ben Elliston <bje@au.ibm.com>
26118 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
26119 (ASM_CPU_POWER6_SPEC): Likewise.
26120 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
26121 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
26122 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
26124 2008-02-25 Richard Guenther <rguenther@suse.de>
26126 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
26127 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
26128 (lookup_decl_from_uid): Declare.
26129 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
26130 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
26131 (decl_for_uid_map): New global hashtable mapping DECL_UID
26133 (init_ttree): Allocate it.
26134 (insert_decl_to_uid_decl_map): New helper function.
26135 (make_node_stat): Insert new decls into the map.
26136 (copy_node_stat): Likewise.
26137 (lookup_decl_from_uid): New function.
26138 (print_decl_for_uid_map_statistics): New helper.
26139 (dump_tree_statistics): Call it.
26141 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
26142 (referenced_var_iterator): Adjust.
26143 (FOR_EACH_REFERENCED_VAR): Adjust.
26144 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
26145 (num_referenced_vars): Adjust.
26146 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
26147 (first_referenced_var): Remove.
26148 (end_referenced_vars_p): Likewise.
26149 (next_referenced_var): Likewise.
26150 (referenced_var_iterator_set): New helper function.
26151 * tree-dfa.c (referenced_var_lookup): Adjust.
26152 (referenced_var_check_and_insert): Likewise.
26153 (remove_referenced_var): Likewise.
26154 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
26155 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26156 (verify_call_clobbering): Likewise.
26157 (verify_memory_partitions): Likewise.
26158 (init_tree_ssa): Allocate bitmap instead of hashtable for
26160 (delete_tree_ssa): Adjust.
26161 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
26162 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
26163 (compute_tag_properties): Likewise.
26164 (set_initial_properties): Likewise.
26165 (find_partition_for): Likewise.
26166 (update_reference_counts): Likewise.
26167 (dump_may_aliases_for): Likewise.
26168 * tree-ssa-operands.c (add_virtual_operand): Likewise.
26169 (add_call_clobber_ops): Likewise.
26170 (add_call_read_ops): Likewise.
26171 (get_asm_expr_operands): Likewise.
26172 * tree-into-ssa.c (dump_decl_set): Likewise.
26173 (update_ssa): Likewise.
26174 * tree-sra.c (scan_function): Likewise.
26175 (decide_instantiations): Likewise.
26176 (scalarize_parms): Likewise.
26177 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
26178 (dsa_named_for): Likewise.
26179 * tree-ssa-structalias.c (update_alias_info): Likewise.
26180 (merge_smts_into): Likewise.
26182 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
26185 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
26186 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
26187 * alias.h (nonoverlapping_memrefs_p): Likewise.
26189 2008-02-25 Jan Beulich <jbeulich@novell.com>
26191 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
26192 * config/i386/netware-libgcc.exp: Add __bswap?i2,
26193 __emultls_get_address, __emultls_register_common,
26194 __floatundi?f, and _Unwind_GetIPInfo.
26195 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
26196 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
26197 (gen_regparm_prefix): Likewise.
26198 (i386_nlm_encode_section_info): Sync with
26199 config/i386/winnt.c:i386_pe_encode_section_info().
26200 (i386_nlm_maybe_mangle_decl_assembler_name): New.
26201 i386_nlm_mangle_decl_assembler_name): New.
26202 (netware_override_options): New.
26203 * config/i386/netware.h (netware_override_options): Declare.
26204 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
26205 (i386_nlm_mangle_decl_assembler_name): Declare.
26206 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
26208 2008-02-25 Ben Elliston <bje@au.ibm.com>
26211 * c-decl.c (grokdeclarator): Remove unused local variables
26212 `typedef_type' and `type_as_written'.
26214 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
26215 unused local variable `has_hot_blocks'.
26216 (fix_crossing_conditional_branches): Remove unused local variable
26219 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
26221 PR middle-end/19984
26222 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
26223 using DEF_C99_BUILTIN.
26224 (BUILT_IN_NANF): Ditto.
26225 (BUILT_IN_NANL): Ditto.
26227 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
26228 Revital Eres <eres@il.ibm.com>
26230 * modulo-sched.c (calculate_must_precede_follow): Address TODO
26231 regarding the order of two dependent insns in the same row.
26233 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
26235 * stor-layout.c (layout_decl): Do not bump the alignment of a
26236 bit-field to more than byte alignment if it is packed.
26238 2008-02-24 David Edelsohn <edelsohn@gnu.org>
26240 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
26243 2008-02-24 Diego Novillo <dnovillo@google.com>
26245 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
26248 * tree-vrp.c (vrp_evaluate_conditional): With
26249 -Wtype-limits, emit a warning when comparing against a
26250 constant outside the natural range of OP0's type.
26251 * c.opt (Wtype-limits): Move ...
26252 * common.opt (Wtype-limits): ... here.
26254 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
26256 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
26257 * config/rs6000/e300c2c3.md: New file.
26258 * config/rs6000/rs6000.c (processor_costs): Add new costs for
26260 (rs6000_override_options): Add e300c2 and e300c3 cases to
26261 processor_target_table. Do not allow usage of Altivec or Spe
26262 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
26263 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
26264 * config/rs6000/rs6000.h (processor_type): Add
26265 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
26266 (ASM_CPU_SPEC): Add e300c2 and e300c3.
26267 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
26268 and ppce300c3. Include e300c2c3.md.
26270 2008-02-23 David Edelsohn <edelsohn@gnu.org>
26272 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
26273 instead of TARGET_STRICT_ALIGN.
26275 2008-02-23 Joseph Myers <joseph@codesourcery.com>
26277 * explow.c (memory_address): Assert that the generated address is
26280 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
26283 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
26284 * config/darwin-ppc-ldouble-patch.def: New file.
26285 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
26286 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
26287 SUBTARGET_INIT_BUILTINS if defined.
26288 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
26291 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26294 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
26295 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
26297 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
26300 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
26301 file" warning condtional on -Winvalid-PCH.
26303 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
26305 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
26307 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
26311 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
26312 prevent reload from using MMX registers.
26313 (*mov<mode>_internal): Ditto.
26314 (*movv2sf_internal_rex64): Ditto.
26315 (*movv2sf_internal): Ditto.
26317 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26319 PR documentation/31569
26320 * doc/install.texi2html: Use makeinfo --no-number-sections.
26322 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26324 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
26325 ensure that we can address an entire entity > 8 bytes. Don't
26326 generate reg+reg addressing for such data.
26328 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26330 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
26331 strings when optimizing for size, unless the target cares about
26334 2008-02-22 Tom Tromey <tromey@redhat.com>
26336 * regclass.c (current_pass): Remove declaration.
26338 2008-02-22 Anatoly Sokolov <aesok@post.ru>
26340 * config/avr/libgcc.S (__RAMPZ__): Define.
26341 (__do_copy_data): Add for devices with 128KB code memory.
26343 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
26345 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26347 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
26349 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
26351 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
26354 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26357 * c-typeck.c (build_binary_op): Warn about floating point
26358 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
26360 2008-02-21 Janis Johnson <janis187@us.ibm.com>
26363 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
26364 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
26366 (rs6000_override_options): Set altivec_abi as default, not override,
26367 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
26368 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
26369 is used; use new member spe_abi.
26370 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
26371 spe_abi and altivec_abi.
26373 2008-02-22 Tomas Bily <tbily@suse.cz>
26375 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
26377 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26380 * config.build (build_file_translate): Set to `CMD //c' only if
26382 * Makefile.in (build_file_translate): Improve comment.
26384 2008-02-21 Jan Hubicka <jh@suse.cz>
26386 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
26387 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
26388 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
26390 2008-02-21 Michael Matz <matz@suse.de>
26393 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
26395 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
26397 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
26398 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
26399 as insn constraint.
26400 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
26401 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
26402 SSE_VEC_FLOAT_MODE_P as insn constraint.
26403 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
26404 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
26405 sse4a_movntdf using MODEF mode iterator.
26406 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
26407 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
26408 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
26409 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
26410 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
26411 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
26412 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
26414 2008-02-21 Richard Guenther <rguenther@suse.de>
26416 * tree.def (PAREN_EXPR): New tree code.
26417 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
26419 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
26420 * expr.c (expand_expr_real_1): Likewise.
26421 * tree-inline.c (estimate_num_insns_1): Likewise.
26422 * tree-complex.c (expand_complex_move): Likewise.
26423 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
26426 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26429 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
26431 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
26434 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
26436 * config/sh/sh.c (find_barrier): Don't go past
26437 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
26439 2008-02-20 DJ Delorie <dj@redhat.com>
26441 * config/h8300/h8300.md (insv): Force source operand to be a register.
26443 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
26444 as a jump, not as a plain insn.
26446 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
26448 * doc/invoke.texi (Warning Options): Add new option
26449 -Wframe-larger-than=.
26450 (-Wframe-larger-than): Document.
26452 * flags.h (warn_frame_larger_than, frame_larger_than_size):
26453 Add declarations for new option variables.
26455 * final.c (final_start_function): Check the frame size
26456 before emission and issue a Wframe-larger-than warning.
26458 * opts.c (warn_frame_larger_than, frame_larger_than_size):
26459 Add definitions for new option variables.
26460 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
26462 * common.opt (Wframe-larger-than=): New option.
26464 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26466 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
26467 (<sse>_div<mode>3): Ditto.
26468 (<sse>_vmdiv<mode>3): Ditto.
26469 (<sse>_vmsqrt<mode>2): Ditto.
26470 (*smax<mode>3): Ditto.
26471 (sse5_frcz<mode>2): Ditto.
26472 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
26473 as insn constraint.
26475 2008-02-20 Richard Guenther <rguenther@suse.de>
26477 PR middle-end/35265
26478 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
26479 be happy with INTEGRAL_TYPE_P.
26481 2008-02-20 Richard Guenther <rguenther@suse.de>
26483 * fold-const.c (split_tree): Associate floatig-point expressions
26484 if flag_associative_math is set.
26486 2008-02-20 Richard Guenther <rguenther@suse.de>
26488 * tree.h (fold_real_zero_addition_p): Declare.
26489 * fold-const.c (fold_real_zero_addition_p): Export.
26490 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
26491 floating-point operations with zero and one.
26493 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
26495 * doc/install.texi: Correct references to CFLAGS, replacing them
26496 with BOOT_CFLAGS. Document flags used during bootstrap for
26499 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
26501 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
26502 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
26503 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
26505 (smin<mode>3): Ditto from similar patterns.
26506 (smax<mode>3): Ditto.
26507 (*ieee_smin<mode>3): Ditto.
26508 (*ieee_smax<mode>3): Ditto.
26509 * config/i386/sse.md (sse): New mode attribute.
26510 (mov<mode>): Macroize expander from movv4sf and movv2df using
26511 SSEMODEF2P mode iterator.
26512 (<sse>_movnt<mode>): Ditto from similar patterns. Use
26513 SSE_VEC_FLOAT_MODE_P as insn constraint.
26514 (storent<mode>): Ditto.
26515 (storent<mode>): Macroize expander from storentsf and storentdf using
26516 MODEF mode iterator.
26517 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
26518 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
26519 (abs<mode>2): Ditto from similar patterns.
26520 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
26521 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
26522 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
26523 (<sse>_vmsqrt<mode>2): Ditto.
26524 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
26525 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
26526 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
26527 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
26528 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
26529 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
26530 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
26532 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
26533 iterator and SSE_FLOAT_MODE_P as insn constraint.
26534 (<sse>_ucomi): Ditto from similar patterns.
26535 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
26536 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
26537 SSE_VEC_FLOAT_MODE_P as insn constraint.
26538 (vcond<mode>): Ditto from similar patterns.
26539 (and<mode>3, *and<mode>3): Ditto.
26540 (<sse>_nand<mode>3): Ditto.
26541 (ior<mode>3, *ior<mode>3): Ditto.
26542 (xor<mode>3, *xor<mode>3): Ditto.
26543 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
26544 iterator and SSE_FLOAT_MODE_P as insn constraint.
26545 (*nand<mode>3): Ditto from similar patterns.
26546 (*ior<mode>3): Ditto.
26547 (*xor<mode>3): Ditto.
26549 2008-02-20 Ira Rosen <irar@il.ibm.com>
26551 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
26552 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
26553 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
26555 2008-02-19 Jan Hubicka <jh@suse.cz>
26557 * predict.c (tree_bb_level_predictions): Remove variable next
26558 mistakely introduced by previous commit.
26560 2008-02-19 Jan Hubicka <jh@suse.cz>
26562 * predict.c (predict_paths_leading_to): Rewrite.
26563 (predict_paths_for_bb): New.
26564 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
26566 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26569 * Makefile.in (build_file_translate): New.
26570 (gcc-vers.texi): Use it for translating $(abs_srcdir).
26571 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
26572 * configure.ac (build_file_translate): Substitute it.
26573 * configure: Regenerate.
26575 2008-02-19 Jan Hubicka <jh@suse.cz>
26577 PR rtl-optimization/34408
26578 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
26581 2008-02-19 Jan Hubicka <jh@suse.cz>
26583 PR middle-end/28779
26584 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
26587 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
26590 * config/i386/i386-modes.def: Revert the last DI alignment
26591 change until Ada people can look into it.
26593 2008-02-19 Nick Clifton <nickc@redhat.com>
26595 * opts.c (print_specific_help): Fix typo in --help text.
26597 2008-02-19 Jakub Jelinek <jakub@redhat.com>
26600 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
26601 32-bit inline asm without asm alternatives for host GCC < 3.0.
26603 2008-02-19 Richard Guenther <rguenther@suse.de>
26605 PR tree-optimization/34989
26606 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
26607 Allow propagation to INDIRECT_REF if we can simplify only.
26609 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26611 * c-common.c (warn_for_collisions_1): Use appropriate option when
26614 2008-02-19 Nick Clifton <nickc@redhat.com>
26617 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
26618 (handle_options): Fix indentation.
26619 (print_filtered_help): If no language-specific options were
26620 displayed tell the user how to list all the options supported by
26621 the language's front-end.
26622 (print_specific_help): Fix indentation and remove duplicate line.
26623 (common_handle_option): Handle the -v option.
26624 For --help enable the display of undocumented options if the -v
26625 switch has been included on the command line.
26626 For --help= check for overlaps in the arguments between the option
26627 classes and the language names and issue a warning when they
26628 cannot be disambiguated.
26629 * c.opt (v): Pass on to the common option handler.
26631 2008-02-19 Revital Eres <eres@il.ibm.com>
26633 * modulo-sched.c (sms_schedule): Change dump message when
26634 create_ddg function fails.
26635 (try_scheduling_node_in_cycle): Rename row to cycle.
26636 (print_partial_schedule): Rename CYCLE to ROW.
26638 2008-02-19 Christian Bruel <christian.bruel@st.com>
26639 Zdenek Dvorak <ook@ucw.cz>
26641 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
26643 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26646 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
26647 (*x86_movdicc_0_m1_se): Ditto.
26649 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
26651 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
26652 (CMPtype): Define as __gcc_CMPtype.
26653 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
26654 (CMPtype): Define as __gcc_CMPtype.
26656 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
26658 Support valgrind 3.3 for --enable-checking=valgrind.
26659 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
26661 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
26662 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
26663 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
26664 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
26665 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
26666 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
26667 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
26669 * ggc-zone.c: Similar.
26670 * ggc-page.c: Similar.
26672 2008-02-19 Paul Brook <paul@codesourcery.com>
26675 * config/arm/ieee754-df.S: Fix do_it typo.
26676 * config/arm/ieee754-sf.S: Fix do_it typo.
26678 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26681 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
26682 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
26683 (OPTION_MASK_ISA_SSE_SET): Likewise.
26684 (OPTION_MASK_ISA_SSE2_SET): Likewise.
26685 (OPTION_MASK_ISA_SSE3_SET): Likewise.
26686 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
26687 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
26688 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
26689 (OPTION_MASK_ISA_SSE4_SET): Likewise.
26690 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
26691 (OPTION_MASK_ISA_SSE5_SET): Likewise.
26692 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
26693 (OPTION_MASK_ISA_MMX_UNSET): Updated.
26694 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
26695 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
26696 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
26697 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
26698 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
26699 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
26700 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
26701 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
26702 (OPTION_MASK_ISA_SSE4): Removed.
26703 (ix86_handle_option): Turn on bits in ix86_isa_flags and
26704 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
26705 (override_options): Don't turn on implied SSE/MMX bits in
26708 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
26710 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
26713 2008-02-18 Joey Ye <joey.ye@intel.com>
26715 PR middle-end/34921
26716 * tree-nested.c (insert_field_into_struct): Set type alignment
26717 to field alignment if the former is less than the latter.
26719 2008-02-18 Jakub Jelinek <jakub@redhat.com>
26721 * BASE-VER: Set to 4.4.0.
26723 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26725 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
26726 * doc/cfg.texi: Likewise.
26727 * doc/extend.texi: Likewise.
26728 * doc/gty.texi: Likewise.
26729 * doc/invoke.texi: Likewise.
26730 * doc/loop.texi: Likewise.
26731 * doc/md.texi: Likewise.
26732 * doc/passes.texi: Likewise.
26733 * doc/rtl.texi: Likewise.
26734 * doc/sourcebuild.texi: Likewise.
26735 * doc/tm.texi: Likewise.
26736 * doc/tree-ssa.texi: Likewise.
26738 2008-02-17 Richard Guenther <rguenther@suse.de>
26740 PR middle-end/35227
26741 * tree-complex.c (init_parameter_lattice_values): Handle parameters
26742 without default definition.
26744 2008-02-17 Richard Guenther <rguenther@suse.de>
26746 PR tree-optimization/35231
26747 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
26750 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
26753 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26754 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26755 libgcc_cmp_return mode.
26757 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26760 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
26762 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
26764 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
26767 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26769 * doc/c-tree.texi: Use `@.' where appropriate.
26770 * doc/extend.texi: Likewise.
26771 * doc/install.texi: Likewise.
26772 * doc/invoke.texi: Likewise.
26773 * doc/loop.texi: Likewise.
26774 * doc/makefile.texi: Likewise.
26775 * doc/md.texi: Likewise.
26776 * doc/passes.texi: Likewise.
26777 * doc/standards.texi: Likewise.
26778 * doc/tm.texi: Likewise.
26780 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26782 PR middle-end/35196
26783 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26785 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26786 rather than in entry_bb.
26788 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26790 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26791 libgcc_cmp_return mode.
26793 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26795 PR middle-end/35130
26796 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26797 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26799 2008-02-15 Richard Guenther <rguenther@suse.de>
26800 Zdenek Dvorak <ook@ucw.cz>
26802 PR tree-optimization/35164
26803 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26804 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26805 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26806 Only propagate addresses which do not have abnormal SSA_NAMEs
26809 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26812 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26814 2008-02-15 Jan Hubicka <jh@suse.cz>
26816 PR middle-end/35149
26817 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26819 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26821 PR middle-end/34621
26822 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26823 when calculating alignment_pad.
26825 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26827 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26828 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26829 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26830 and STACK_BOUNDARY define.
26832 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26834 PR preprocessor/35061
26835 * c-pragma.c (handle_pragma_pop_macro): Check that
26836 pushed_macro_table has been allocated.
26838 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26840 PR middle-end/35136
26841 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26842 (force_gimple_operand): Likewise.
26843 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26844 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26845 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26846 (find_interesting_uses_address): Check addressability and alignment
26847 of the base expression only after substituting bases of IVs into it.
26849 2008-02-14 Michael Matz <matz@suse.de>
26852 * function.c (instantiate_virtual_regs_in_insn): Reload address
26853 before falling back to reloading the whole operand.
26855 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26857 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26858 before the first section switch note.
26860 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26862 * doc/bugreport.texi: Update copyright years.
26863 * doc/c-tree.texi: Likewise.
26864 * doc/cfg.texi: Likewise.
26865 * doc/cpp.texi: Likewise.
26866 * doc/cppinternals.texi: Likewise.
26867 * doc/fragments.texi: Likewise.
26868 * doc/frontends.texi: Likewise.
26869 * doc/gcc.texi: Likewise.
26870 * doc/gty.texi: Likewise.
26871 * doc/hostconfig.texi: Likewise.
26872 * doc/implement-c.texi: Likewise.
26873 * doc/libgcc.texi: Likewise.
26874 * doc/loop.texi: Likewise.
26875 * doc/makefile.texi: Likewise.
26876 * doc/options.texi: Likewise.
26877 * doc/passes.texi: Likewise.
26878 * doc/rtl.texi: Likewise.
26879 * doc/sourcebuild.texi: Likewise.
26880 * doc/standards.texi: Likewise.
26881 * doc/tree-ssa.texi: Likewise.
26882 * doc/trouble.texi: Likewise.
26884 * doc/extend.texi: Use @: or add comma where appropriate.
26885 * doc/invoke.texi: Likewise.
26886 * doc/tm.texi: Likewise.
26888 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26891 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26894 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26896 * doc/md.texi (clz, ctz): Add reference.
26897 * doc/rtl.texi (clz, ctz): Likewise.
26899 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26902 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26905 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26907 * config/s390/s390.c (struct constant_pool): New field
26908 emit_pool_after added.
26909 (s390_mainpool_start): Set the emit_pool_after flag according
26910 to the section switch notes.
26911 (s390_mainpool_finish): Consider emit_pool_after when emitting
26912 the literal pool at the end of the function.
26913 (s390_chunkify_start): Force literal pool splits at section
26916 2008-02-13 Michael Matz <matz@suse.de>
26919 * var-tracking.c (clobber_variable_part): Correctly traverse the
26922 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26925 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26926 Add -fdump-ipa-inline.
26927 * tree-dump.c (dump_files): Remove tree-inlined dump.
26928 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26930 2008-02-12 Richard Guenther <rguenther@suse.de>
26932 PR tree-optimization/35171
26933 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26936 2008-02-12 Richard Guenther <rguenther@suse.de>
26938 PR middle-end/35163
26939 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26940 value-preserving mode. Disallow final truncation.
26942 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26944 PR middle-end/35136
26945 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26946 code from here to...
26947 (force_gimple_operand): ...here.
26949 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26952 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26953 non-compatible pointers.
26954 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26955 different FIELD_DECLs, try harder by comparing field offsets, sizes
26958 PR inline-asm/35160
26959 * function.c (match_asm_constraints_1): Don't replace the same input
26962 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26964 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26965 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26966 (expand_epilogue): Restore RAMPZ register.
26967 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26969 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26971 * config/i386/cygwin.asm: (__alloca): Correct calling
26972 convention and alignment.
26973 (__chkstk): Force 8 byte stack alignment.
26975 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26976 Richard Guenther <rguenther@suse.de>
26978 PR tree-optimization/33992
26979 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26980 the zero we compare against.
26982 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26984 PR libfortran/35063
26985 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26986 to CloseHandle after unlocking to prevent accumulation of handle
26989 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26991 PR middle_end/34150
26992 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26993 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26994 and update LABEL_NUSES during and after reload.
26996 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26998 PR middle-end/34627
26999 * combine.c (simplify_if_then_else): Make sure the comparison is
27000 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
27002 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
27005 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
27006 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
27007 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
27008 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
27009 * tree.h (get_type_static_bounds): Likewise.
27011 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27013 * doc/invoke.texi (Option Summary, C++ Dialect Options)
27014 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27015 Make -Wfoo language annotations match what the compiler outputs.
27017 2008-02-08 Sa Liu <saliu@de.ibm.com>
27019 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
27020 intrinsics spu_convts, spu_convtu, spu_convtf.
27022 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
27024 * doc/extend.texi (Function Attributes) <noinline>: Mention
27025 asm ("") as method to keep calls.
27027 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27030 * doc/options.texi (Options): Replace references to opts.sh with
27032 * opts-common.c: Likewise.
27033 * optc-gen.awk: Likewise.
27035 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
27037 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
27039 2008-02-07 Richard Henderson <rth@redhat.com>
27042 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
27043 EXPR_LIST for the REG_EQUAL instead of a comparison with a
27046 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
27048 PR tree-optimization/35085
27049 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
27050 for operand entry oe2 in addition to operand entry oe3 in order to
27051 expose more opportunities for vectorizer sum reduction.
27053 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27056 * Makefile.in (LIBS): Remove $(GMPLIBS).
27057 (cc1-dummy, cc1): Add $(GMPLIBS).
27059 2008-02-06 Jan Hubicka <jh@suse.cz>
27062 * i386.md (moddf_integer): Do not produce partial memory stalls for
27063 targets where it hurts.
27065 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
27068 * optabs.c (expand_float): Do not check for decimal modes when
27069 expanding unsigned integer through signed conversion.
27071 2008-02-06 Nick Clifton <nickc@redhat.com>
27073 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
27074 inside the clobber with a match_operand and duplicated operand
27075 number in the constraint.
27076 (ineqbranchsi): Delete redundant comment.
27078 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
27080 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
27081 builtin_define ("__USE_INIT_FINI__").
27082 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
27084 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
27086 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27088 PR documentation/30330
27089 * doc/invoke.texi (C++ Dialect Options)
27090 (Objective-C and Objective-C++ Dialect Options, Warning Options):
27091 For each warning option -Wfoo that allows -Wno-foo, ensure both
27092 -Wfoo and -Wno-foo are listed in the option index. Fix index
27093 entry of -Wswitch-default, index -Wnormalized= including the
27094 `=', and -Wlarger-than-@var{len} including @var{len}.
27096 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27098 * config/i386/i386.md (floatunssisf2): Use
27099 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
27100 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
27101 Macroize expander using MODEF mode iterator.
27103 2008-02-05 Diego Novillo <dnovillo@google.com>
27105 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
27108 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
27110 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27113 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
27115 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
27118 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
27119 to indicate if a message should be generated.
27120 (init_cumulative_args): Updated.
27121 (function_value_32): Likewise.
27123 2008-02-05 Joseph Myers <joseph@codesourcery.com>
27125 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
27127 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
27130 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
27131 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
27133 2008-02-04 Diego Novillo <dnovillo@google.com>
27135 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
27138 * tree-vrp.c (vrp_evaluate_conditional): With
27139 -Wtype-limits, emit a warning when comparing against a
27140 constant outside the natural range of OP0's type.
27142 2008-02-04 Richard Guenther <rguenther@suse.de>
27144 PR middle-end/33631
27145 * expr.c (count_type_elements): Give for unions instead of
27148 2008-02-04 Richard Guenther <rguenther@suse.de>
27150 PR middle-end/35043
27151 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
27152 to TYPE_DOMAINs base type instead of using bitsizetype here.
27154 2008-02-03 Jason Merrill <jason@redhat.com>
27156 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
27158 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27161 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
27162 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
27163 (RS/6000 and PowerPC Options): Fix typos and markup.
27164 * doc/passes.texi (Tree-SSA passes): Likewise.
27166 2008-02-02 Michael Matz <matz@suse.de>
27169 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
27170 from record_last_reg_set_info.
27171 (record_last_reg_set_info): Take an RTX argument, iterate over all
27172 constituent hardregs.
27173 (record_last_set_info, record_opr_changes): Change calls to
27174 new signature or to record_last_reg_set_info_regno.
27176 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
27178 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
27180 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
27182 PR rtl-optimization/34773
27183 * reg-notes.def (EQUAL): Mention significance of combination of
27184 REG_EQUAL and REG_RETVAL.
27185 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
27186 insn that has a REG_RETVAL.
27188 2008-02-01 Roger Sayle <roger@eyesopen.com>
27191 * configure.ac (--enable-fixed-point): Disable unless explicitly
27193 * configure: Regenerate.
27195 2008-02-01 Richard Guenther <rguenther@suse.de>
27198 * invoke.texi (-finline-limit): Remove no longer true parts
27199 of the documentation. Note that there is no default value.
27201 2008-02-01 Andrew Pinski <pinskia@gmail.com>
27202 Mark Mitchell <mark@codesourcery.com>
27203 Ben Elliston <bje@au.ibm.com>
27206 * doc/extend.texi (Other Builtins): Document.
27208 2008-01-31 Tom Browder <tom.browder@gmail.com>
27210 * doc/c-tree.texi (Types): Fix grammar.
27211 (Expression trees): Ditto.
27212 * doc/passes.texi (Tree-SSA passes): Ditto.
27214 * doc/configterms.texi (Configure Terms): Fix typo.
27215 * doc/cpp.texi (Common Predefined Macros): Ditto.
27216 * doc/md.texi (Machine Constraints): Ditto.
27218 * doc/makefile.texi (Makefile): Add comma.
27220 2008-01-31 Tom Browder <tom.browder@gmail.com>
27221 Gerald Pfeifer <gerald@pfeifer.com>
27223 * doc/sourcebuild.texi (Front End): Remove references to CVS
27224 and CVSROOT/modules.
27225 (Texinfo Manuals): Replace reference to CVS by one to SVN.
27226 (Back End): Remove reference to CVS.
27228 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27231 * config/mips/mips.c (gen_load_const_gp): New function, taking a
27233 (mips16_gp_pseudo_reg): ...here.
27234 * config/mips/mips.md (load_const_gp): Replace with...
27235 (load_const_gp_<mode>): ...this :P-based insn.
27237 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27239 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
27240 options. Minor fixes.
27241 (-std): Move reference to standards closer to where language
27242 standards are first mentioned.
27244 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
27246 PR rtl-optimization/34995
27247 * reload.c (alternative_allows_const_pool_ref): Take an rtx
27248 parameter and return a bool. If the rtx parameter is nonnull,
27249 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
27250 (find_reloads): Update call accordingly. Pass the new operand
27251 if it needed no address reloads, otherwise pass null.
27253 2008-01-30 Richard Henderson <rth@redhat.com>
27256 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
27257 for unbounded arrays.
27259 2008-01-30 Silvius Rus <rus@google.com>
27261 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
27263 2008-01-30 Jan Hubicka <jh@suse.cz>
27266 * i386.c (init_cumulative_args): Use real function declaration when
27269 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
27271 PR rtl-optimization/34998
27272 * global.c (build_insn_chain): Treat non-subreg_lowpart
27273 SUBREGs of pseudos as clobbering all the words covered by the
27274 SUBREG, not just all the bytes.
27275 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
27276 original df_ref rather than an extract parameter.
27277 (global_conflicts): Update call accordingly.
27279 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
27281 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
27282 the overflow check to make it easier to read.
27283 (__fixtfdi): Change the type of the ll member in union
27284 long_double to UDItype_x.
27286 2008-01-30 Jakub Jelinek <jakub@redhat.com>
27288 PR middle-end/34969
27289 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
27290 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
27291 * tree-inline.c (fold_marked_statements): Call
27292 cgraph_update_edges_for_call_stmt if folding a call statement.
27293 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
27294 debug_generic_stmt calls, reset it back afterwards.
27297 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
27299 * c-typeck.c (build_external_ref): Don't pedwarn about
27300 static vars in current function's scope.
27302 2008-01-29 Joseph Myers <joseph@codesourcery.com>
27304 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
27306 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
27309 * ipa-struct-reorg.c: Fix spelling.
27310 * params.def: Ditto.
27312 2008-01-29 Richard Guenther <rguenther@suse.de>
27314 PR middle-end/35006
27315 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
27317 * tree-inline.c (remap_type): Increment remapping_type_depth
27318 around remapping types.
27319 (copy_body_r): Only add referenced variables if they are referenced
27320 from code, not types.
27322 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
27333 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
27334 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
27336 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
27339 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
27340 pointer for tiny stack.
27342 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27344 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
27346 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
27348 * config/vx-common.h: Fix typo in comment.
27350 2008-01-28 Ian Lance Taylor <iant@google.com>
27354 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
27355 coalesce pointers if they have different DECL_NO_TBAA_P values.
27356 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
27357 between variables with different DECL_NO_TBAA_P values.
27359 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
27362 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
27363 are not legitimate small data references on SPE targets.
27365 2008-01-28 David Daney <ddaney@avtrex.com>
27367 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
27369 2008-01-28 David Daney <ddaney@avtrex.com>
27371 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
27373 2008-01-27 Joseph Myers <joseph@codesourcery.com>
27375 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
27376 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
27377 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
27378 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
27379 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
27380 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
27381 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
27382 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
27384 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27386 * basic-block.h (condjump_equiv_p): Fix comment.
27388 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27390 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
27391 print_generic_stmt_indented): Fix comment.
27393 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
27395 * configure.ac (__stack_chk_fail): Add detecion for availability
27396 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
27397 * configure: Regenerate.
27399 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
27401 PR middle-end/34688
27402 * final.c (output_addr_const): Handle TRUNCATE.
27404 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
27407 * tree-ssa-loop-ivopts.c (comp_cost): New type.
27408 (zero_cost, infinite_cost): New constants.
27409 (struct cost_pair): Change type of cost to comp_cost.
27410 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
27411 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
27413 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
27414 split_address_cost, ptr_difference_cost, difference_cost,
27415 get_computation_cost_at, get_computation_cost,
27416 determine_use_iv_cost_generic, determine_use_iv_cost_address,
27417 determine_use_iv_cost_condition, determine_use_iv_costs,
27418 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
27419 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
27420 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
27421 Change type of cost to comp_cost.
27422 (determine_iv_cost): Increase cost of non-original ivs, instead
27423 of decreasing the cost of original ones.
27424 (get_address_cost): Indicate the complexity of the addressing mode
27426 (try_add_cand_for): Prefer using ivs not specific to some object.
27427 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
27429 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
27430 Janis Johnson <janis187@us.ibm.com>
27433 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
27434 (TARGET_INSTANTIATE_DECLS): Likewise.
27435 * target.h (expand_to_rtl_hook): New target hook.
27436 (instantiate_decls): Likewise.
27437 * function.c (instantiate_decl): Make non-static. Rename to...
27438 (instantiate_decl_rtl): ... this.
27439 (instantiate_expr): Use instantiate_decl_rtl.
27440 (instantiate_decls_1): Likewise.
27441 (instantiate_decls): Likewise.
27442 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
27443 * function.h (instantiate_decl_rtl): Add prototype.
27444 * cfgexpand.c (target.h): New include.
27445 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
27446 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
27447 (TARGET_INSTANTIATE_DECLS): Likewise.
27448 (TARGET_INITIALIZER): New target hooks added.
27449 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
27451 * config/rs6000/rs6000.c (tree-flow.h): New include.
27452 (machine_function): Add sdmode_stack_slot field.
27453 (rs6000_alloc_sdmode_stack_slot): New function.
27454 (rs6000_instantiate_decls): Likewise.
27455 (rs6000_secondary_memory_needed_rtx): Likewise.
27456 (rs6000_check_sdmode): Likewise.
27457 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
27458 (TARGET_INSTANTIATE_DECLS): Likewise.
27459 (rs6000_hard_regno_mode_ok): Allow SDmode.
27460 (num_insns_constant): Likewise. Handle _Decimal32 constants.
27461 (rs6000_emit_move): Handle SDmode.
27462 (function_arg_advance): Likewise.
27463 (function_arg): Likewise.
27464 (rs6000_gimplify_va_arg): Likewise. Add special handling of
27465 SDmode var args for 32-bit compiles.
27466 (rs6000_secondary_reload_class): Handle SDmode.
27467 (rs6000_output_function_epilogue): Likewise.
27468 (rs6000_function_value): Simplify if statement.
27469 (rs6000_libcall_value): Likewise.
27470 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
27471 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
27472 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
27473 (movsd_hardfloat): New define_insn.
27474 (movsd_softfloat): Likewise.
27475 (movsd_store): Likewise.
27476 (movsd_load): Likewise.
27477 (extendsddd2): Likewise.
27478 (extendsdtd2): Likewise.
27479 (truncddsd2): Likewise.
27480 (movdd_hardfloat64): Fixup comment.
27481 (UNSPEC_MOVSD_LOAD): New constant.
27482 (UNSPEC_MOVSD_STORE): Likewise.
27484 2008-01-26 Jakub Jelinek <jakub@redhat.com>
27487 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
27489 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
27490 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
27491 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
27492 and TRUTH_XOR_EXPR.
27494 2008-01-26 David Edelsohn <edelsohn@gnu.org>
27497 * config.gcc: Separate AIX 5.3 from AIX 6.1.
27498 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
27499 __LONGDOUBLE128 too.
27500 * config/rs6000/aix61.h: New file.
27502 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27504 PR rtl-optimization/34959
27505 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
27506 popcount and parity rtxes the same mode as their operand.
27507 Truncate or extend the result to the return value's mode
27510 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
27513 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
27514 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
27515 to GOT_VERSION_REGNUM.
27516 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
27517 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
27518 * config/mips/mips.c (mips_emit_call_insn): New function.
27519 (mips_call_tls_get_addr): Call mips_expand_call directly.
27520 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
27522 (mips16_build_call_stub): Likewise. Return the call insn or null.
27523 (mips_expand_call): Update the call to mips16_build_call_stub
27524 accordingly and a remove redundant condition. Assert that MIPS16
27525 stubs do not use lazy binding. Use mips_emit_call_insn and return
27527 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
27529 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
27530 (mips_avoid_hazard): Remove hazard_set handling.
27531 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
27532 (UNSPEC_RESTORE_GP): ...this.
27533 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
27534 (FAKE_CALL_REGNO): Rename to...
27535 (GOT_VERSION_REGNUM): ...this.
27536 (type): Add "ghost" value. Add an associated insn reservation.
27537 (hazard_set): Remove.
27538 (exception_receiver): Rename to...
27539 (restore_gp): ...this and update the unspec identifier accordingly.
27540 (exception_receiver, nonlocal_got_receiver): New expanders.
27541 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
27542 FAKE_CALL_REGNO. Remove hazard_set attribute.
27543 (set_got_version, update_got_version): New patterns.
27545 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
27548 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
27550 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27553 * doc/install.texi2html: Generate gcc-vers.texi.
27555 2008-01-25 DJ Delorie <dj@redhat.com>
27557 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
27559 2008-01-25 Joseph Myers <joseph@codesourcery.com>
27561 * config/c4x: Remove directory.
27562 * config.gcc (crx-*, mt-*): Mark obsolete.
27563 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
27564 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
27565 sh-*-rtemscoff*): Remove cases.
27566 * defaults.h (C4X_FLOAT_FORMAT): Remove.
27567 * real.c (encode_c4x_single, decode_c4x_single,
27568 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
27569 c4x_extended_format): Remove.
27570 * real.h (c4x_single_format, c4x_extended_format): Remove.
27571 * doc/extend.texi (interrupt, naked): Remove mention of attributes
27573 (Pragmas): Remove comment about c4x pragmas.
27574 * doc/install.texi (c4x): Remove target-specific instructions.
27575 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
27576 * doc/md.texi (Machine Constraints): Remove C4x documentation.
27577 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
27578 refer to C4x source files as examples.
27579 (C4X_FLOAT_FORMAT): Remove documentation.
27581 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
27583 * config/bfin/bfin.c (override_options): Reorder tests so that
27584 flag_pic gets enabled for -msep-data.
27586 2008-01-25 Richard Guenther <rguenther@suse.de>
27588 PR middle-end/32244
27589 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
27590 to its bitfield precision if required.
27592 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27594 PR middle-end/33880
27595 * tree-nested.c (walk_omp_for): New function.
27596 (convert_nonlocal_reference, convert_local_reference): Call
27597 walk_omp_for on OMP_FOR.
27598 (convert_call_expr): Call walk_body on OMP_FOR's
27599 OMP_FOR_PRE_INIT_BODY.
27601 2008-01-25 Richard Guenther <rguenther@suse.de>
27603 PR tree-optimization/34966
27604 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
27605 default defs and PHI_NODEs we have to insert after the
27606 defining statement.
27608 2008-01-24 Nick Clifton <nickc@redhat.com>
27610 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
27611 Provide a default definition.
27612 (LIBGCC2_UNITS_PER_WORD): Likewise.
27614 * config/stormy16/stormy16.c: Include df.h for the prototype
27615 for df_regs_ever_live_p.
27616 (xstormy16_expand_builtin_va_start): Convert the stack offset
27617 into a component_ref and then use POINTER_PLUS_EXPR to add it
27618 to the incoming_virtual_args_rtx.
27619 (xstormy16_gimplify_va_arg_expr): Rename to
27620 xstormy16_gimplify_va_arg_expr.
27621 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
27622 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
27623 xstormy16_gimplify_va_arg_expr.
27624 Fix up some formatting issues.
27626 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
27627 Move to predicates.md.
27628 (xs_hi_general_operand): Likewise.
27629 (xs_hi_nonmemory_operand): Likewise.
27630 * config/stormy16/predicates.md:
27631 (xstormy16_carry_plus_operand): New predicate.
27632 (xs_hi_general_operand): New predicate.
27633 (xs_hi_nonmemory_operand): New predicate.
27634 * config/stormy16/stormy16-protos.h:
27635 (xstormy16_carry_plus_operand): Delete prototype.
27636 (xs_hi_general_operand): Likewise.
27637 (xs_hi_nonmemory_operand): Likewise.
27639 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
27640 modifiers as they are no longer needed and they can trigger
27641 reload spill failures.
27643 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
27644 with a match_operand in order to help reload.
27646 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
27647 constraint with 'e' for the 8th alternative as this version of
27648 the mov.w instruction only accepts the lower 8 registers.
27650 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
27653 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
27654 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
27657 2008-01-25 Jakub Jelinek <jakub@redhat.com>
27659 PR middle-end/33333
27660 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
27662 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27664 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
27666 (remove_structure): Update allocations list before removing structure.
27668 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
27670 * ipa-struct-reorg.c (is_safe_cond_expr,
27671 create_new_stmts_for_cond_expr): Use integer_zerop function,
27672 that recognize not only zero-pointer, but zero-integer too.
27674 2008-01-25 Ben Elliston <bje@au.ibm.com>
27677 * fixproto: Escape "." in sed expression that strips leading "./".
27679 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
27682 * gcc.c (SWITCH_OK): Removed.
27683 (SWITCH_LIVE): Changed to bit.
27684 (SWITCH_FALSE): Likewise.
27685 (SWITCH_IGNORE): Likewise.
27686 (switchstr): Change live_cond to unsigned int.
27687 (process_command): Replace SWITCH_OK with 0.
27688 (do_self_spec): Likewise.
27689 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
27690 (give_switch): Likewise.
27691 (used_arg): Likewise.
27692 (do_spec_1): Set the SWITCH_IGNORE bit.
27693 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
27694 bits. Set the SWITCH_LIVE bit.
27696 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
27698 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
27700 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
27702 PR tree-optimization/34472
27703 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
27704 parameter to a "bool *" and set *DATA to false if there is
27705 an unsafe access. Do not delete the structure here.
27706 (check_cond_exprs): Delete it here instead.
27707 (check_cond_exprs, exclude_cold_structs): Do not increase
27708 I when removing a structure.
27710 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
27713 * config/i386/i386.c (ix86_expand_vector_init): Consider only
27714 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
27716 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
27718 PR middle-end/34934
27719 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
27720 a fixed vector for stack.
27722 2008-01-24 Ben Elliston <bje@au.ibm.com>
27725 * doc/gcc.texi (Software development): Add a direntry for g++.
27727 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
27729 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
27730 stale and straggling -fforce-addr comments above.
27732 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
27734 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
27735 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
27737 2008-01-23 Michael Matz <matz@suse.de>
27740 * dwarf2out.c (force_type_die): Use modified_type_die instead of
27743 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
27745 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
27746 malloc result type.
27748 2008-01-23 Anatoly Sokolov <aesok@post.ru>
27750 * config/avr/avr.c (avr_current_arch): New variable.
27751 (avr_arch_types): Add 'avr31' and 'avr51' entries.
27752 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
27753 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
27754 (avr_override_options): Init 'avr_current_arch'.
27755 (base_arch_s): Move from here...
27756 * config/avr/avr.h (base_arch_s): ... here. Add new members
27757 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
27758 'mega' to 'have_jmp_call'.
27759 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
27760 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
27762 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
27764 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
27765 MULTILIB_MATCHES): Ditto.
27767 2008-01-23 Richard Guenther <rguenther@suse.de>
27769 PR middle-end/31529
27770 * cgraphunit.c (cgraph_reset_node): Always mark the node
27771 not reachable if it is not queued already.
27773 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
27775 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
27776 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
27777 (cputype_selected): New static variable.
27778 (bfin_handle_option): Set it if -mcpu is used.
27779 (override_option): Select default set of workarounds if no cpu type
27780 selected on the command line.
27781 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27783 From Michael Frysinger <michael.frysinger@analog.com>
27784 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27785 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27787 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27788 for bf547, bf523, bf524, and bf526.
27789 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27791 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27792 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27793 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27794 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27795 * doc/invoke.texi (Blackfin Options): Document that
27796 -mcpu now accept bf547, bf523, bf524, and bf526.
27798 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27800 PR rtl-optimization/34628
27801 * combine.c (try_combine): Stop and undo after the first combination
27802 if an autoincrement side-effect on the first insn has effectively
27805 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27808 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27809 Offset addresses are not valid for Altivec or paired float modes.
27811 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27814 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27815 if DECL_INITIAL (decl) is error_mark_node.
27818 * c-common.c (handle_vector_size_attribute): Only allow
27819 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27820 the same way as pointer, array etc. types.
27821 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27824 * tree.c (build_type_attribute_qual_variant): Call
27825 build_qualified_type if attributes are equal, but quals are not.
27827 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27830 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27831 * flags.h (warn_strict_aliasing): Remove.
27832 (warn_strict_overflow): Remove.
27833 * opts.c (warn_strict_aliasing): Remove.
27834 (warn_strict_overflow): Remove.
27835 * c-opts.c (c_common_handle_option): -Wall only sets
27836 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27837 (c_common_post_options): Give default values to -Wstrict-aliasing
27838 and -Wstrict-overflow if they are uninitialized.
27839 * common.opt (Wstrict-aliasing): Specify Var and Init.
27840 (Wstrict-overflow): Likewise.
27842 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27844 PR rtl-optimization/26854
27845 PR rtl-optimization/34400
27846 PR rtl-optimization/34884
27847 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27849 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27850 (df_rd_bb_info.expanded_lr_out): Deleted
27851 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27852 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27853 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27854 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27855 Removed code to allocate, initialize or free expanded_lr_out.
27856 (df_rd_bb_local_compute_process_def): Restructured to make more
27858 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27859 sets if the sets are being trimmed.
27861 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27864 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27865 (as_vers): Likewise.
27866 * configure: Regenerated.
27868 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27870 PR middle-end/33092
27871 * tree-pass.h (pass_build_alias): New pass.
27872 * tree-ssa-alias.c (gate_build_alias): New.
27873 (pass_build_alias): New.
27874 * passes.c (init_optimization_passes): Add pass_build_alias after
27875 pass_create_structure_vars.
27877 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27879 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27880 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27881 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27882 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27883 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27884 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27885 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27886 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27887 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27888 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27889 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27890 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27891 * config/s390/s390.md (FP_ALL): New mode iterator.
27892 (_d): New mode attribute.
27893 ("*signbit<mode>2>"): Changed mode of first operand.
27894 ("isinf<mode>2"): Changed mode of first operand.
27895 ("*TDC_insn"): Adaptation for DFP modes.
27897 2008-01-22 Ben Elliston <bje@au.ibm.com>
27899 * tree.c (check_qualified_type): Improve function description.
27901 2008-01-21 Jason Merrill <jason@redhat.com>
27904 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27905 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27908 2008-01-21 DJ Delorie <dj@redhat.com>
27910 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27913 2008-01-21 Richard Guenther <rguenther@suse.de>
27915 PR middle-end/34856
27916 * tree-cfg.c (verify_expr): Allow all invariant expressions
27917 instead of just constant class ones as reference argument.
27918 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27919 like any other constant.
27920 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27922 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27924 * regmove.c (fixup_match_1): Update call crossed frequencies.
27926 2008-01-21 Richard Guenther <rguenther@suse.de>
27929 * tree-inline.c (setup_one_parameter): Deal with mismatched
27930 types using a VIEW_CONVERT_EXPR.
27932 2008-01-21 Alon Dayan <alond@il.ibm.com>
27933 Olga Golovanevsky <olga@il.ibm.com>
27935 PR tree-optimization/34701
27936 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27937 when the structure size is not a power of 2.
27939 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27941 * doc/install.texi: Add doc for --enable-checking=df.
27943 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27945 PR rtl-optimization/34808
27946 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27948 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27950 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27953 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27955 PR rtl-optimization/26854
27956 PR rtl-optimization/34400
27957 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27959 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27960 (df_rd_bb_info.expanded_lr_out): New.
27961 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27962 * loop_iv.c (iv_analysis_loop_init): Ditto.
27963 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27964 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27965 Added code to allocate, initialize or free expanded_lr_out.
27966 (df_rd_bb_local_compute_process_def): Restructured to make
27967 more understandable.
27968 (df_rd_confluence_n): Add code to do nothing with fake edges and
27969 code to no apply invalidate_by_call sets if the sets are being trimmed.
27970 (df_lr_local_finalize): Renamed to df_lr_finalize.
27971 (df_live_local_finalize): Renamed to df_live_finalize.
27973 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27976 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27977 deciding whether to use reciprocal instructions.
27979 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27981 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27982 dwarf2out_note_section_used if cold_text_section is NULL.
27984 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27986 PR gcov-profile/34610
27987 * tree-cfg.c (make_edges): Mark both outgoing edges from
27988 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27989 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27990 from OMP_FOR and OMP_CONTINUE outgoing edges.
27992 * tree-profile.c (tree_profiling): Return early if
27993 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27995 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27996 from cfun to child_cfun.
27997 * function.h (struct function): Add after_tree_profile bit.
27999 2008-01-19 Anatoly Sokolov <aesok@post.ru>
28001 * config/avr/avr.S (_exit): Disable interrupt.
28003 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
28004 Steven Bosscher <stevenb.gcc@gmail.com>
28006 PR rtl-optimization/26854
28007 PR rtl-optimization/34400
28008 * df-problems.c (df_live_scratch): New scratch bitmap.
28009 (df_live_alloc): Allocate df_live_scratch when doing df_live.
28010 (df_live_reset): Clear the proper bitmaps.
28011 (df_live_bb_local_compute): Only process the artificial defs once
28012 since the order is not important.
28013 (df_live_init): Init the df_live sets only with the variables
28014 found live by df_lr.
28015 (df_live_transfer_function): Use the df_lr sets to prune the
28016 df_live sets as they are being computed.
28017 (df_live_free): Free df_live_scratch.
28019 2008-01-18 Ian Lance Taylor <iant@google.com>
28021 * common.opt: Add fmerge-debug-strings.
28022 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
28023 flag_merge_debug_strings rather than flag_merge_constants.
28024 * doc/invoke.texi (Option Summary): Mention
28025 -fmerge-debug-strings.
28026 (Debugging Options): Document -fmerge-debug-strings.
28028 2008-01-18 Ian Lance Taylor <iant@google.com>
28031 * tree.h (DECL_IS_OPERATOR_NEW): Define.
28032 (struct tree_function_decl): Add new field operator_new_flag.
28033 * tree-inline.c (expand_call_inline): When inlining a call to
28034 operator new, force the return value to go into a variable, and
28035 set DECL_NO_TBAA_P on that variable.
28036 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
28038 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
28041 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
28042 DWARF2_DEBUGGING_INFO.
28043 (dwarf2out_note_section_used): Ditto. Add prototype.
28044 (have_multiple_function_sections, text_section_used,
28045 cold_text_section_used, *cold_text_sections): Move declarations
28048 2008-01-17 Bob Wilson <bob.wilson@acm.org>
28050 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
28051 field and add signal_ra.
28052 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
28053 assignments to frame state pc. Move end of stack check after
28054 MD_FALLBACK_FRAME_STATE_FOR.
28055 (uw_update_context_1): Use frame state signal_regs if set, instead
28056 of checking signal_frame flag.
28057 (uw_update_context): Use frame state signal_ra if set.
28058 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
28059 * config/xtensa/linux-unwind.h: New file.
28061 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
28063 * modulo-sched.c (get_sched_window): Fix comment typo.
28065 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
28067 PR tree-optimization/34648
28068 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
28070 2008-01-17 Anatoly Sokolov <aesok@post.ru>
28072 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
28073 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
28075 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
28077 PR rtl-optimization/34400
28078 * df-core.c (df_worklist_dataflow_overeager,
28079 df_worklist_dataflow_doublequeue): New functions.
28080 (df_worklist_dataflow): Two different worklist solvers.
28081 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
28084 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28087 * doc/invoke.texi: Document the dependence on pthread for fopenmp
28088 and ftree-parallelize-loops.
28090 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
28092 PR rtl-optimization/34826
28093 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
28095 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
28097 * global.c (find_reg): Mark the eh regs as used if necessary.
28098 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
28099 * ra.h (struct allocno): no_eh_reg field added. Changed
28100 no_stack_reg type to bitfield.
28102 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
28104 * tree.c (substitute_in_expr): Add missing 'break'.
28106 2008-01-17 Richard Guenther <rguenther@suse.de>
28108 PR tree-optimization/34825
28109 * tree-ssa-math-opts.c (is_division_by): Do not recognize
28110 x / x as division to handle.
28112 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28114 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
28115 "-pthread" is specified.
28116 * pa-hpux11.h (LIB_SPEC): Likewise.
28118 2008-01-16 Janis Johnson <janis187@us.ibm.com>
28119 Peter Bergner <bergner@vnet.ibm.com>
28121 PR rtl-optimization/33796
28122 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
28124 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28126 PR libgfortran/34699
28127 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
28129 * pa-hpux10.h (LINK_SPEC): Likewise.
28130 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
28132 2008-01-16 Richard Guenther <rguenther@suse.de>
28134 PR middle-end/32628
28135 * fold-const.c (fold_convert_const_int_from_int): Do not
28136 set overflow if that occured only because of a sign extension
28137 change when converting from/to a sizetype with the same
28138 precision and signedness.
28140 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28143 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
28144 location address to the correct place. Update copyright year.
28146 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28148 * lambda-code.c (lambda_transform_legal_p): Handle the case of
28149 no dependences in the dependence_relations vector.
28151 2008-01-16 Jan Hubicka <jh@suse.cz>
28153 PR rtl-optimization/31396
28154 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
28155 * cfg.c (dump_reg_info): Print it.
28156 * regs.h (struct reg_info_t): add freq_calls_crossed.
28157 (REG_FREQ_CALLS_CROSSED): New macro.
28158 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
28159 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
28160 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
28161 regmove_optimize): Update call crossed frequencies.
28162 * local-alloc.c (struct qty): Add freq_calls_crossed.
28163 (alloc_qty): Copute freq_calls_crossed.
28164 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
28165 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
28166 * ra.h (struct allocno): Add freq_calls_crossed.
28168 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28170 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
28171 libgomp when compiling with ftree-parallelize-loops.
28172 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
28174 2008-01-16 Richard Guenther <rguenther@suse.de>
28176 PR tree-optimization/34769
28177 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
28178 * tree.c (int_cst_value): Instead make this function more
28179 permissive in what it accepts as valid input. Document this
28180 function always sign-extends the value.
28182 2008-01-16 Jakub Jelinek <jakub@redhat.com>
28183 Richard Guenther <rguenther@suse.de>
28186 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
28187 (gimple_fold_indirect_ref_rhs): ... this.
28188 (gimple_fold_indirect_ref): New function with foldings
28189 that preserve lvalueness.
28190 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
28191 * tree-flow.h (gimple_fold_indirect_ref): Declare.
28192 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
28193 to fold an INDIRECT_REF, fall back to the old use of
28194 fold_indirect_ref_1.
28196 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
28198 * tree-data-ref.c (subscript_dependence_tester_1): Call
28199 free_conflict_function.
28200 (compute_self_dependence): Same.
28202 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
28205 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
28206 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
28208 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
28209 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
28210 for DWARF2_UNWIND_INFO targets.
28212 2008-01-16 Richard Guenther <rguenther@suse.de>
28215 * c-typeck.c (common_pointer_type): Do not merge inconsistent
28216 type qualifiers for function types.
28218 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
28220 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
28221 loop_iterator li from previous commit.
28223 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
28225 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
28227 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28229 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
28230 (parallelize_loops): Don't parallelize irreducible components.
28232 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28235 * c-opts (c_common_post_options): Do not enable CPP
28236 flag_pedantic_errors by default.
28238 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
28240 PR rtl-optimization/31944
28241 * cse.c (remove_pseudo_from_table): New function.
28242 (merge_equiv_classes): Use above function to remove pseudo-registers.
28243 (invalidate): Likewise.
28245 2008-01-13 Richard Guenther <rguenther@suse.de>
28247 PR middle-end/34601
28248 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
28249 instead of TYPE_MODE to deal with calls from expand_one_error_var.
28251 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
28253 * gcse.c (cprop_jump): Call validate_unshare_change instead of
28254 validate_change to unshare the source of the PC set.
28256 2008-01-12 Jan Hubicka <jh@suse.cz>
28258 PR middle-end/32135
28259 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
28260 references above array bounds. This might trigger bounds checks for
28261 pointers to arrays.
28263 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
28265 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
28266 new_replaceable_dependencies.
28268 2008-01-12 Doug Kwan <dougkwan@google.com>
28270 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
28271 instead of OPT_Wreturn_type in warning due to ignored return type
28273 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
28274 options included in -Wextra.
28275 * c.opt: New option -Wignored_qualifiers.
28276 * doc/invoke.texi (Warning Options, -Wextra): Add new option
28277 -Wignore_qualifiers.
28278 (-Wignored-qualifiers): Document.
28279 (-Wreturn-type): Remove description of functionality now handled
28280 by -Wignored-qualifiers.
28282 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
28285 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
28286 NOP_EXPR if it is between integral types with the same precision.
28288 2008-01-12 Jan Hubicka <jh@suse.cz>
28291 * invoke.texi (max-inline-recursive-depth): Fix default value.
28293 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
28295 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
28298 2008-01-11 Bob Wilson <bob.wilson@acm.org>
28300 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
28302 2008-01-11 James E. Wilson <wilson@specifix.com>
28305 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
28307 2008-01-11 Anatoly Sokolov <aesok@post.ru>
28309 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
28310 save/restore frame pointer register and don't use 'call-prologues'
28311 optimization in function with "OS_task" attribute.
28313 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
28315 PR middle-end/31309
28316 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
28317 when copying to memory.
28319 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
28321 PR rtl-optimization/30905
28322 * cfgcleanup.c: Include dce.h
28323 (crossjumps_occured): New global variable.
28324 (try_crossjump_bb): Exit loop after finding a fallthru edge.
28325 If something changed, set crossjumps_occured to true.
28326 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
28327 Don't add/remove fake edges to exit here...
28328 (cleanup_cfg): ...but do it here, when crossjumping.
28329 Run a fast DCE when successful crossjumps occured in the latest
28330 iteration of try_optimize_cfg.
28332 2008-01-11 Richard Guenther <rguenther@suse.de>
28334 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
28335 (struct vn_unary_op_s): Likewise.
28336 (vn_reference_insert): Free old reference on hash collision.
28338 2008-01-10 Raksit Ashok <raksit@google.com>
28340 PR rtl-optimization/27971
28341 * combine.c (find_split_point): Split PLUS expressions which are
28342 inside a MEM rtx, and whose first operand is complex.
28344 2008-01-10 DJ Delorie <dj@redhat.com>
28346 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
28347 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
28348 (m32c_hard_regno_ok): Call the underlying function.
28350 2008-01-10 Richard Guenther <rguenther@suse.de>
28352 PR middle-end/34683
28353 * tree-cfg.c (tree_merge_blocks): Do not go through the
28354 full-blown folding and stmt updating path if we just deal
28355 with virtual operands.
28356 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
28357 test for abnormal SSA_NAMEs.
28359 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
28361 PR middle-end/34641
28362 * reload.c (push_reload): Add assertions. All constants from
28363 reg_equiv_constant should have been used for replacing the respective
28365 (find_reloads_address): Invoke find_reloads_address_part for
28366 constant taken from the reg_equiv_constant array.
28368 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
28370 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
28371 field (valnum) the first in the struct. Replace bools with
28374 2008-01-10 Richard Guenther <rguenther@suse.de>
28376 PR tree-optimization/34651
28377 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
28378 types and ordering for masking and converting.
28380 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
28382 PR tree-optimization/34017
28383 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
28384 also for PHI_NODE expressions.
28386 2008-01-09 Jan Hubicka <jh@suse.cz>
28388 PR tree-optimization/34708
28389 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
28390 based on number of case labels.
28391 (init_inline_once): Remove switch_cost.
28392 * tree-inline.h (eni_weights_d): Remove switch_cost.
28394 2008-01-09 Richard Guenther <rguenther@suse.de>
28395 Andrew Pinski <andrew_pinski@playstation.sony.com>
28397 PR middle-end/30132
28398 * gimplify.c (gimplify_cond_expr): Do not create an addressable
28399 temporary if an rvalue is ok or an lvalue is not required.
28401 2008-01-09 Richard Guenther <rguenther@suse.de>
28403 PR middle-end/34458
28404 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
28405 adjust return type.
28407 2008-01-09 Richard Guenther <rguenther@suse.de>
28409 PR middle-end/34679
28410 * tree.c (host_integerp): Check for sizetype only if the
28411 type is an integer type.
28413 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
28416 * opts.c (decode_options): Disable inlining of functions called
28417 once if not in unit-at-a-time mode.
28419 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
28421 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
28423 2008-01-08 Richard Guenther <rguenther@suse.de>
28425 PR middle-end/31863
28426 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
28427 out early if the result will be unused.
28429 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28434 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28435 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28438 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
28440 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
28441 for vectorization tuned.
28443 2008-01-08 Richard Guenther <rguenther@suse.de>
28445 PR tree-optimization/34683
28446 * tree-ssa-operands.c (operand_build_cmp): Export.
28447 * tree-ssa-operands.h (operand_build_cmp): Declare.
28448 * tree-vn.c (vuses_compare): Remove.
28449 (sort_vuses): Use operand_build_cmp.
28450 (sort_vuses_heap): Likewise.
28451 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
28452 to re-use old VEC if available. Do not sort already sorted VUSEs.
28453 (vdefs_to_vec): Do not sort already sorted VDEFs.
28455 2008-01-08 Jakub Jelinek <jakub@redhat.com>
28457 PR middle-end/34694
28458 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
28460 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
28463 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
28464 limitations of reciprocal sequences on x86 targets.
28466 2008-01-08 Richard Guenther <rguenther@suse.de>
28468 PR tree-optimization/34683
28469 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
28471 2008-01-07 Jakub Jelinek <jakub@redhat.com>
28474 * config/darwin.c (darwin_mergeable_string_section): Don't use
28475 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
28477 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
28480 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
28481 negxf2. Macroize expander using X87MODEF mode iterator. Change
28482 predicates of op0 and op1 to register_operand.
28483 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
28484 expander using X87MODEF mode iterator. Change predicates of
28485 op0 and op1 to register_operand.
28486 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
28487 corresponding patterns and macroize using MODEF macro. Change
28488 predicates of op0 and op1 to register_operand and remove
28489 "m" constraint. Disparage "r" alternative with "!".
28490 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
28491 macroize using X87MODEF macro. Change predicates of op0 and op1
28492 to register_operand and remove "m" constraint. Disparage "r"
28493 alternative with "!".
28494 (absneg splitter with memory operands): Remove.
28495 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
28496 patterns and macroize using X87MODEF mode iterator.
28497 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
28498 Change predicate of op1 to register_operand.
28499 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
28500 for memory operands.
28502 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
28504 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
28506 2008-01-07 Richard Guenther <rguenther@suse.de>
28508 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
28511 2008-01-07 Richard Guenther <rguenther@suse.de>
28513 PR tree-optimization/34683
28514 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
28515 VOPs of the needed size to save memory. Use VEC_quick_push
28516 to save compile-time.
28517 (vdefs_to_vec): Likewise.
28519 2008-01-07 Sa Liu <saliu@de.ibm.com>
28521 * config/spu/spu.md (divdf3): Genetate inline code for double
28522 division. The implementation doesn't handle INF or NAN, therefore it
28523 only applies when -ffinite-math-only is given.
28525 2008-01-06 Paolo Carlini <pcarlini@suse.de>
28528 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
28529 * doc/cpp.texi ([Common Predefined Macros]): Document.
28531 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
28533 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
28534 order to use commutative addition instead of subtraction.
28536 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
28537 Mircea Namolaru <namolaru@il.ibm.com>
28538 Vladimir Yanovsky <yanov@il.ibm.com>
28539 Revital Eres <eres@il.ibm.com>
28541 PR tree-optimization/34263
28542 * tree-outof-ssa.c (process_single_block_loop_latch,
28543 contains_tree_r): New functions.
28544 (analyze_edges_for_bb): Call process_single_block_loop_latch
28545 function to empty single-basic-block latch block if possible.
28547 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28549 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
28551 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
28553 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28555 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
28557 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
28559 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
28561 2008-01-05 Jakub Jelinek <jakub@redhat.com>
28563 PR tree-optimization/34618
28564 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
28567 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
28570 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
28571 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
28572 Update copyright year.
28574 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
28575 Update copyright year.
28576 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
28579 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
28581 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
28582 edge does not point to current bb before changing need_assert.
28584 2008-01-04 Richard Guenther <rguenther@suse.de>
28586 PR middle-end/34029
28587 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
28588 for verifying purposes if they are is_gimple_min_invariant.
28590 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
28592 PR tree-optimization/34448
28593 PR tree-optimization/34465
28594 * gimplify.c (gimplify_init_constructor): Add new parameter
28595 notify_temp_creation. Use it.
28596 (gimplify_modify_expr_rhs): Take volatiles into account when
28597 optimizing constructors.
28598 Do not optimize constructors if gimplify_init_constructor will dump to
28600 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
28601 * gcc.c-torture/compile/pr34448.c: New.
28603 2008-01-04 Jakub Jelinek <jakub@redhat.com>
28605 PR gcov-profile/34609
28606 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
28607 return_slot if result is TREE_ADDRESSABLE.
28609 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
28611 * config/mips/mips.md (sqrt_condition): Tweak comment.
28612 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
28614 2008-01-03 Tom Tromey <tromey@redhat.com>
28617 * c-common.c (c_type_hash): Handle VLAs.
28619 2008-01-03 Jan Hubicka <jh@suse.cz>
28621 PR tree-optimization/31081
28622 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
28623 0 when inlining and not inlining to first basic block.
28624 (remap_decl): When var is initialized to 0, don't set default_def.
28625 (expand_call_inline): Set entry_bb.
28626 * tree-inline.h (copy_body_data): Add entry_bb.
28628 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28631 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
28634 PR tree-optimization/29484
28635 * tree-inline.c (inline_forbidden_p_2): New function.
28636 (inline_forbidden_p): Disallow inlining if some static var
28637 has an address of a local LABEL_DECL in its initializer.
28638 * doc/extend.texi (Labels as Values): Document &&foo behaviour
28641 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
28643 PR tree-optimization/34635
28644 * tree-data-ref.c (add_other_self_distances): Make sure that the
28645 evolution step is constant.
28647 2008-01-03 Jakub Jelinek <jakub@redhat.com>
28649 PR middle-end/34608
28650 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
28652 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
28654 * tree-sra.c (scalarize_init): Insert the generate_element_init
28655 statements after the generate_element_zero statements.
28657 2008-01-02 Richard Guenther <rguenther@suse.de>
28659 PR middle-end/34093
28660 PR middle-end/31976
28661 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
28662 for very large number of operands instead of ICEing.
28664 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
28667 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
28668 while stack probing.
28670 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
28672 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
28675 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
28677 PR libmudflap/26442
28678 * tree-mudflap.c (mx_register_decls): Guard warning by
28679 !DECL_ARTIFICIAL check.
28681 2008-01-01 Jakub Jelinek <jakub@redhat.com>
28683 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
28684 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
28685 sse5_perm<mode>): Fix constraints.